godot/scene/resources/visual_shader.cpp
2021-09-30 15:09:12 -06:00

3885 lines
146 KiB
C++

/*************************************************************************/
/* visual_shader.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "visual_shader.h"
#include "core/templates/vmap.h"
#include "servers/rendering/shader_types.h"
#include "visual_shader_nodes.h"
#include "visual_shader_particle_nodes.h"
#include "visual_shader_sdf_nodes.h"
bool VisualShaderNode::is_simple_decl() const {
return simple_decl;
}
void VisualShaderNode::set_output_port_for_preview(int p_index) {
port_preview = p_index;
}
int VisualShaderNode::get_output_port_for_preview() const {
return port_preview;
}
void VisualShaderNode::set_input_port_default_value(int p_port, const Variant &p_value) {
default_input_values[p_port] = p_value;
emit_changed();
}
Variant VisualShaderNode::get_input_port_default_value(int p_port) const {
if (default_input_values.has(p_port)) {
return default_input_values[p_port];
}
return Variant();
}
void VisualShaderNode::remove_input_port_default_value(int p_port) {
if (default_input_values.has(p_port)) {
default_input_values.erase(p_port);
emit_changed();
}
}
void VisualShaderNode::clear_default_input_values() {
if (!default_input_values.is_empty()) {
default_input_values.clear();
emit_changed();
}
}
bool VisualShaderNode::is_port_separator(int p_index) const {
return false;
}
bool VisualShaderNode::is_output_port_connected(int p_port) const {
if (connected_output_ports.has(p_port)) {
return connected_output_ports[p_port] > 0;
}
return false;
}
void VisualShaderNode::set_output_port_connected(int p_port, bool p_connected) {
if (p_connected) {
connected_output_ports[p_port]++;
} else {
connected_output_ports[p_port]--;
}
}
bool VisualShaderNode::is_input_port_connected(int p_port) const {
if (connected_input_ports.has(p_port)) {
return connected_input_ports[p_port];
}
return false;
}
void VisualShaderNode::set_input_port_connected(int p_port, bool p_connected) {
connected_input_ports[p_port] = p_connected;
}
bool VisualShaderNode::is_generate_input_var(int p_port) const {
return true;
}
bool VisualShaderNode::is_output_port_expandable(int p_port) const {
return false;
}
void VisualShaderNode::_set_output_ports_expanded(const Array &p_values) {
for (int i = 0; i < p_values.size(); i++) {
expanded_output_ports[p_values[i]] = true;
}
emit_changed();
}
Array VisualShaderNode::_get_output_ports_expanded() const {
Array arr;
for (int i = 0; i < get_output_port_count(); i++) {
if (_is_output_port_expanded(i)) {
arr.push_back(i);
}
}
return arr;
}
void VisualShaderNode::_set_output_port_expanded(int p_port, bool p_expanded) {
expanded_output_ports[p_port] = p_expanded;
emit_changed();
}
bool VisualShaderNode::_is_output_port_expanded(int p_port) const {
if (expanded_output_ports.has(p_port)) {
return expanded_output_ports[p_port];
}
return false;
}
int VisualShaderNode::get_expanded_output_port_count() const {
int count = get_output_port_count();
int count2 = count;
for (int i = 0; i < count; i++) {
if (is_output_port_expandable(i) && _is_output_port_expanded(i)) {
if (get_output_port_type(i) == PORT_TYPE_VECTOR) {
count2 += 3;
}
}
}
return count2;
}
bool VisualShaderNode::is_code_generated() const {
return true;
}
bool VisualShaderNode::is_show_prop_names() const {
return false;
}
bool VisualShaderNode::is_use_prop_slots() const {
return false;
}
bool VisualShaderNode::is_disabled() const {
return disabled;
}
void VisualShaderNode::set_disabled(bool p_disabled) {
disabled = p_disabled;
}
Vector<VisualShader::DefaultTextureParam> VisualShaderNode::get_default_texture_parameters(VisualShader::Type p_type, int p_id) const {
return Vector<VisualShader::DefaultTextureParam>();
}
String VisualShaderNode::generate_global(Shader::Mode p_mode, VisualShader::Type p_type, int p_id) const {
return String();
}
String VisualShaderNode::generate_global_per_node(Shader::Mode p_mode, VisualShader::Type p_type, int p_id) const {
return String();
}
String VisualShaderNode::generate_global_per_func(Shader::Mode p_mode, VisualShader::Type p_type, int p_id) const {
return String();
}
Vector<StringName> VisualShaderNode::get_editable_properties() const {
return Vector<StringName>();
}
Array VisualShaderNode::get_default_input_values() const {
Array ret;
for (const KeyValue<int, Variant> &E : default_input_values) {
ret.push_back(E.key);
ret.push_back(E.value);
}
return ret;
}
void VisualShaderNode::set_default_input_values(const Array &p_values) {
if (p_values.size() % 2 == 0) {
for (int i = 0; i < p_values.size(); i += 2) {
default_input_values[p_values[i + 0]] = p_values[i + 1];
}
}
emit_changed();
}
String VisualShaderNode::get_warning(Shader::Mode p_mode, VisualShader::Type p_type) const {
return String();
}
String VisualShaderNode::get_input_port_default_hint(int p_port) const {
return "";
}
void VisualShaderNode::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_output_port_for_preview", "port"), &VisualShaderNode::set_output_port_for_preview);
ClassDB::bind_method(D_METHOD("get_output_port_for_preview"), &VisualShaderNode::get_output_port_for_preview);
ClassDB::bind_method(D_METHOD("_set_output_port_expanded", "port"), &VisualShaderNode::_set_output_port_expanded);
ClassDB::bind_method(D_METHOD("_is_output_port_expanded"), &VisualShaderNode::_is_output_port_expanded);
ClassDB::bind_method(D_METHOD("_set_output_ports_expanded", "values"), &VisualShaderNode::_set_output_ports_expanded);
ClassDB::bind_method(D_METHOD("_get_output_ports_expanded"), &VisualShaderNode::_get_output_ports_expanded);
ClassDB::bind_method(D_METHOD("set_input_port_default_value", "port", "value"), &VisualShaderNode::set_input_port_default_value);
ClassDB::bind_method(D_METHOD("get_input_port_default_value", "port"), &VisualShaderNode::get_input_port_default_value);
ClassDB::bind_method(D_METHOD("remove_input_port_default_value", "port"), &VisualShaderNode::remove_input_port_default_value);
ClassDB::bind_method(D_METHOD("clear_default_input_values"), &VisualShaderNode::clear_default_input_values);
ClassDB::bind_method(D_METHOD("set_default_input_values", "values"), &VisualShaderNode::set_default_input_values);
ClassDB::bind_method(D_METHOD("get_default_input_values"), &VisualShaderNode::get_default_input_values);
ADD_PROPERTY(PropertyInfo(Variant::INT, "output_port_for_preview"), "set_output_port_for_preview", "get_output_port_for_preview");
ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "default_input_values", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_INTERNAL), "set_default_input_values", "get_default_input_values");
ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "expanded_output_ports", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_INTERNAL), "_set_output_ports_expanded", "_get_output_ports_expanded");
ADD_SIGNAL(MethodInfo("editor_refresh_request"));
BIND_ENUM_CONSTANT(PORT_TYPE_SCALAR);
BIND_ENUM_CONSTANT(PORT_TYPE_SCALAR_INT);
BIND_ENUM_CONSTANT(PORT_TYPE_VECTOR);
BIND_ENUM_CONSTANT(PORT_TYPE_BOOLEAN);
BIND_ENUM_CONSTANT(PORT_TYPE_TRANSFORM);
BIND_ENUM_CONSTANT(PORT_TYPE_SAMPLER);
BIND_ENUM_CONSTANT(PORT_TYPE_MAX);
}
VisualShaderNode::VisualShaderNode() {
}
/////////////////////////////////////////////////////////
void VisualShaderNodeCustom::update_ports() {
{
input_ports.clear();
int input_port_count;
if (GDVIRTUAL_CALL(_get_input_port_count, input_port_count)) {
for (int i = 0; i < input_port_count; i++) {
Port port;
if (!GDVIRTUAL_CALL(_get_input_port_name, i, port.name)) {
port.name = "in" + itos(i);
}
if (!GDVIRTUAL_CALL(_get_input_port_type, i, port.type)) {
port.type = (int)PortType::PORT_TYPE_SCALAR;
}
input_ports.push_back(port);
}
}
}
{
output_ports.clear();
int output_port_count;
if (GDVIRTUAL_CALL(_get_output_port_count, output_port_count)) {
for (int i = 0; i < output_port_count; i++) {
Port port;
if (!GDVIRTUAL_CALL(_get_output_port_name, i, port.name)) {
port.name = "out" + itos(i);
}
if (!GDVIRTUAL_CALL(_get_output_port_type, i, port.type)) {
port.type = (int)PortType::PORT_TYPE_SCALAR;
}
output_ports.push_back(port);
}
}
}
}
String VisualShaderNodeCustom::get_caption() const {
String ret;
if (GDVIRTUAL_CALL(_get_name, ret)) {
return ret;
}
return "Unnamed";
}
int VisualShaderNodeCustom::get_input_port_count() const {
return input_ports.size();
}
VisualShaderNodeCustom::PortType VisualShaderNodeCustom::get_input_port_type(int p_port) const {
ERR_FAIL_INDEX_V(p_port, input_ports.size(), PORT_TYPE_SCALAR);
return (PortType)input_ports[p_port].type;
}
String VisualShaderNodeCustom::get_input_port_name(int p_port) const {
ERR_FAIL_INDEX_V(p_port, input_ports.size(), "");
return input_ports[p_port].name;
}
int VisualShaderNodeCustom::get_output_port_count() const {
return output_ports.size();
}
VisualShaderNodeCustom::PortType VisualShaderNodeCustom::get_output_port_type(int p_port) const {
ERR_FAIL_INDEX_V(p_port, output_ports.size(), PORT_TYPE_SCALAR);
return (PortType)output_ports[p_port].type;
}
String VisualShaderNodeCustom::get_output_port_name(int p_port) const {
ERR_FAIL_INDEX_V(p_port, output_ports.size(), "");
return output_ports[p_port].name;
}
String VisualShaderNodeCustom::generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview) const {
ERR_FAIL_COND_V(!GDVIRTUAL_IS_OVERRIDDEN(_get_code), "");
Vector<String> input_vars;
for (int i = 0; i < get_input_port_count(); i++) {
input_vars.push_back(p_input_vars[i]);
}
Array output_vars;
for (int i = 0; i < get_output_port_count(); i++) {
output_vars.push_back(p_output_vars[i]);
}
String code = " {\n";
String _code;
GDVIRTUAL_CALL(_get_code, input_vars, output_vars, (int)p_mode, (int)p_type, _code);
bool nend = _code.ends_with("\n");
_code = _code.insert(0, " ");
_code = _code.replace("\n", "\n ");
code += _code;
if (!nend) {
code += "\n }";
} else {
code.remove(code.size() - 1);
code += "}";
}
code += "\n";
return code;
}
String VisualShaderNodeCustom::generate_global_per_node(Shader::Mode p_mode, VisualShader::Type p_type, int p_id) const {
String ret;
if (GDVIRTUAL_CALL(_get_global_code, (int)p_mode, ret)) {
String code = "// " + get_caption() + "\n";
code += ret;
code += "\n";
return code;
}
return "";
}
void VisualShaderNodeCustom::set_input_port_default_value(int p_port, const Variant &p_value) {
if (!is_initialized) {
VisualShaderNode::set_input_port_default_value(p_port, p_value);
}
}
void VisualShaderNodeCustom::set_default_input_values(const Array &p_values) {
if (!is_initialized) {
VisualShaderNode::set_default_input_values(p_values);
}
}
void VisualShaderNodeCustom::remove_input_port_default_value(int p_port) {
if (!is_initialized) {
VisualShaderNode::remove_input_port_default_value(p_port);
}
}
void VisualShaderNodeCustom::clear_default_input_values() {
if (!is_initialized) {
VisualShaderNode::clear_default_input_values();
}
}
void VisualShaderNodeCustom::_set_input_port_default_value(int p_port, const Variant &p_value) {
VisualShaderNode::set_input_port_default_value(p_port, p_value);
}
bool VisualShaderNodeCustom::_is_initialized() {
return is_initialized;
}
void VisualShaderNodeCustom::_set_initialized(bool p_enabled) {
is_initialized = p_enabled;
}
void VisualShaderNodeCustom::_bind_methods() {
GDVIRTUAL_BIND(_get_name);
GDVIRTUAL_BIND(_get_description);
GDVIRTUAL_BIND(_get_category);
GDVIRTUAL_BIND(_get_return_icon_type);
GDVIRTUAL_BIND(_get_input_port_count);
GDVIRTUAL_BIND(_get_input_port_type, "port");
GDVIRTUAL_BIND(_get_input_port_name, "port");
GDVIRTUAL_BIND(_get_output_port_count);
GDVIRTUAL_BIND(_get_output_port_type, "port");
GDVIRTUAL_BIND(_get_output_port_name, "port");
GDVIRTUAL_BIND(_get_code, "input_vars", "output_vars", "mode", "type");
GDVIRTUAL_BIND(_get_global_code, "mode");
GDVIRTUAL_BIND(_is_highend);
ClassDB::bind_method(D_METHOD("_set_initialized", "enabled"), &VisualShaderNodeCustom::_set_initialized);
ClassDB::bind_method(D_METHOD("_is_initialized"), &VisualShaderNodeCustom::_is_initialized);
ClassDB::bind_method(D_METHOD("_set_input_port_default_value", "port", "value"), &VisualShaderNodeCustom::_set_input_port_default_value);
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "initialized", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_INTERNAL), "_set_initialized", "_is_initialized");
}
VisualShaderNodeCustom::VisualShaderNodeCustom() {
simple_decl = false;
}
/////////////////////////////////////////////////////////
void VisualShader::set_shader_type(Type p_type) {
current_type = p_type;
}
VisualShader::Type VisualShader::get_shader_type() const {
return current_type;
}
void VisualShader::set_engine_version(const Dictionary &p_engine_version) {
ERR_FAIL_COND(!p_engine_version.has("major"));
ERR_FAIL_COND(!p_engine_version.has("minor"));
engine_version["major"] = p_engine_version["major"];
engine_version["minor"] = p_engine_version["minor"];
}
Dictionary VisualShader::get_engine_version() const {
return engine_version;
}
#ifndef DISABLE_DEPRECATED
void VisualShader::update_engine_version(const Dictionary &p_new_version) {
if (engine_version.is_empty()) { // before 4.0
for (int i = 0; i < TYPE_MAX; i++) {
for (KeyValue<int, Node> &E : graph[i].nodes) {
Ref<VisualShaderNodeInput> input = Object::cast_to<VisualShaderNodeInput>(E.value.node.ptr());
if (input.is_valid()) {
if (input->get_input_name() == "side") {
input->set_input_name("front_facing");
}
}
Ref<VisualShaderNodeExpression> expression = Object::cast_to<VisualShaderNodeExpression>(E.value.node.ptr());
if (expression.is_valid()) {
for (int j = 0; j < expression->get_input_port_count(); j++) {
int type = expression->get_input_port_type(j);
if (type > 0) { // + PORT_TYPE_SCALAR_INT
type += 1;
}
expression->set_input_port_type(j, type);
}
for (int j = 0; j < expression->get_output_port_count(); j++) {
int type = expression->get_output_port_type(j);
if (type > 0) { // + PORT_TYPE_SCALAR_INT
type += 1;
}
expression->set_output_port_type(j, type);
}
}
Ref<VisualShaderNodeCompare> compare = Object::cast_to<VisualShaderNodeCompare>(E.value.node.ptr());
if (compare.is_valid()) {
int ctype = int(compare->get_comparison_type());
if (int(ctype) > 0) { // + PORT_TYPE_SCALAR_INT
ctype += 1;
}
compare->set_comparison_type(VisualShaderNodeCompare::ComparisonType(ctype));
}
}
}
}
set_engine_version(p_new_version);
}
#endif /* DISABLE_DEPRECATED */
void VisualShader::add_node(Type p_type, const Ref<VisualShaderNode> &p_node, const Vector2 &p_position, int p_id) {
ERR_FAIL_COND(p_node.is_null());
ERR_FAIL_COND(p_id < 2);
ERR_FAIL_INDEX(p_type, TYPE_MAX);
Graph *g = &graph[p_type];
ERR_FAIL_COND(g->nodes.has(p_id));
Node n;
n.node = p_node;
n.position = p_position;
Ref<VisualShaderNodeUniform> uniform = n.node;
if (uniform.is_valid()) {
String valid_name = validate_uniform_name(uniform->get_uniform_name(), uniform);
uniform->set_uniform_name(valid_name);
}
Ref<VisualShaderNodeInput> input = n.node;
if (input.is_valid()) {
input->shader_mode = shader_mode;
input->shader_type = p_type;
input->connect("input_type_changed", callable_mp(this, &VisualShader::_input_type_changed), varray(p_type, p_id));
}
n.node->connect("changed", callable_mp(this, &VisualShader::_queue_update));
Ref<VisualShaderNodeCustom> custom = n.node;
if (custom.is_valid()) {
custom->update_ports();
}
g->nodes[p_id] = n;
_queue_update();
}
void VisualShader::set_node_position(Type p_type, int p_id, const Vector2 &p_position) {
ERR_FAIL_INDEX(p_type, TYPE_MAX);
Graph *g = &graph[p_type];
ERR_FAIL_COND(!g->nodes.has(p_id));
g->nodes[p_id].position = p_position;
}
Vector2 VisualShader::get_node_position(Type p_type, int p_id) const {
ERR_FAIL_INDEX_V(p_type, TYPE_MAX, Vector2());
const Graph *g = &graph[p_type];
ERR_FAIL_COND_V(!g->nodes.has(p_id), Vector2());
return g->nodes[p_id].position;
}
Ref<VisualShaderNode> VisualShader::get_node(Type p_type, int p_id) const {
ERR_FAIL_INDEX_V(p_type, TYPE_MAX, Ref<VisualShaderNode>());
const Graph *g = &graph[p_type];
ERR_FAIL_COND_V(!g->nodes.has(p_id), Ref<VisualShaderNode>());
return g->nodes[p_id].node;
}
Vector<int> VisualShader::get_node_list(Type p_type) const {
ERR_FAIL_INDEX_V(p_type, TYPE_MAX, Vector<int>());
const Graph *g = &graph[p_type];
Vector<int> ret;
for (const KeyValue<int, Node> &E : g->nodes) {
ret.push_back(E.key);
}
return ret;
}
int VisualShader::get_valid_node_id(Type p_type) const {
ERR_FAIL_INDEX_V(p_type, TYPE_MAX, NODE_ID_INVALID);
const Graph *g = &graph[p_type];
return g->nodes.size() ? MAX(2, g->nodes.back()->key() + 1) : 2;
}
int VisualShader::find_node_id(Type p_type, const Ref<VisualShaderNode> &p_node) const {
for (const KeyValue<int, Node> &E : graph[p_type].nodes) {
if (E.value.node == p_node) {
return E.key;
}
}
return NODE_ID_INVALID;
}
void VisualShader::remove_node(Type p_type, int p_id) {
ERR_FAIL_INDEX(p_type, TYPE_MAX);
ERR_FAIL_COND(p_id < 2);
Graph *g = &graph[p_type];
ERR_FAIL_COND(!g->nodes.has(p_id));
Ref<VisualShaderNodeInput> input = g->nodes[p_id].node;
if (input.is_valid()) {
input->disconnect("input_type_changed", callable_mp(this, &VisualShader::_input_type_changed));
}
g->nodes[p_id].node->disconnect("changed", callable_mp(this, &VisualShader::_queue_update));
g->nodes.erase(p_id);
for (List<Connection>::Element *E = g->connections.front(); E;) {
List<Connection>::Element *N = E->next();
if (E->get().from_node == p_id || E->get().to_node == p_id) {
g->connections.erase(E);
if (E->get().from_node == p_id) {
g->nodes[E->get().to_node].prev_connected_nodes.erase(p_id);
g->nodes[E->get().to_node].node->set_input_port_connected(E->get().to_port, false);
}
}
E = N;
}
_queue_update();
}
void VisualShader::replace_node(Type p_type, int p_id, const StringName &p_new_class) {
ERR_FAIL_INDEX(p_type, TYPE_MAX);
ERR_FAIL_COND(p_id < 2);
Graph *g = &graph[p_type];
ERR_FAIL_COND(!g->nodes.has(p_id));
if (g->nodes[p_id].node->get_class_name() == p_new_class) {
return;
}
VisualShaderNode *vsn = Object::cast_to<VisualShaderNode>(ClassDB::instantiate(p_new_class));
vsn->connect("changed", callable_mp(this, &VisualShader::_queue_update));
g->nodes[p_id].node = Ref<VisualShaderNode>(vsn);
_queue_update();
}
bool VisualShader::is_node_connection(Type p_type, int p_from_node, int p_from_port, int p_to_node, int p_to_port) const {
ERR_FAIL_INDEX_V(p_type, TYPE_MAX, false);
const Graph *g = &graph[p_type];
for (const Connection &E : g->connections) {
if (E.from_node == p_from_node && E.from_port == p_from_port && E.to_node == p_to_node && E.to_port == p_to_port) {
return true;
}
}
return false;
}
bool VisualShader::is_nodes_connected_relatively(const Graph *p_graph, int p_node, int p_target) const {
bool result = false;
const VisualShader::Node &node = p_graph->nodes[p_node];
for (const int &E : node.prev_connected_nodes) {
if (E == p_target) {
return true;
}
result = is_nodes_connected_relatively(p_graph, E, p_target);
if (result) {
break;
}
}
return result;
}
bool VisualShader::can_connect_nodes(Type p_type, int p_from_node, int p_from_port, int p_to_node, int p_to_port) const {
ERR_FAIL_INDEX_V(p_type, TYPE_MAX, false);
const Graph *g = &graph[p_type];
if (!g->nodes.has(p_from_node)) {
return false;
}
if (p_from_node == p_to_node) {
return false;
}
if (p_from_port < 0 || p_from_port >= g->nodes[p_from_node].node->get_expanded_output_port_count()) {
return false;
}
if (!g->nodes.has(p_to_node)) {
return false;
}
if (p_to_port < 0 || p_to_port >= g->nodes[p_to_node].node->get_input_port_count()) {
return false;
}
VisualShaderNode::PortType from_port_type = g->nodes[p_from_node].node->get_output_port_type(p_from_port);
VisualShaderNode::PortType to_port_type = g->nodes[p_to_node].node->get_input_port_type(p_to_port);
if (!is_port_types_compatible(from_port_type, to_port_type)) {
return false;
}
for (const Connection &E : g->connections) {
if (E.from_node == p_from_node && E.from_port == p_from_port && E.to_node == p_to_node && E.to_port == p_to_port) {
return false;
}
}
if (is_nodes_connected_relatively(g, p_from_node, p_to_node)) {
return false;
}
return true;
}
bool VisualShader::is_port_types_compatible(int p_a, int p_b) const {
return MAX(0, p_a - 3) == (MAX(0, p_b - 3));
}
void VisualShader::connect_nodes_forced(Type p_type, int p_from_node, int p_from_port, int p_to_node, int p_to_port) {
ERR_FAIL_INDEX(p_type, TYPE_MAX);
Graph *g = &graph[p_type];
ERR_FAIL_COND(!g->nodes.has(p_from_node));
ERR_FAIL_INDEX(p_from_port, g->nodes[p_from_node].node->get_expanded_output_port_count());
ERR_FAIL_COND(!g->nodes.has(p_to_node));
ERR_FAIL_INDEX(p_to_port, g->nodes[p_to_node].node->get_input_port_count());
Connection c;
c.from_node = p_from_node;
c.from_port = p_from_port;
c.to_node = p_to_node;
c.to_port = p_to_port;
g->connections.push_back(c);
g->nodes[p_to_node].prev_connected_nodes.push_back(p_from_node);
g->nodes[p_from_node].node->set_output_port_connected(p_from_port, true);
g->nodes[p_to_node].node->set_input_port_connected(p_to_port, true);
_queue_update();
}
Error VisualShader::connect_nodes(Type p_type, int p_from_node, int p_from_port, int p_to_node, int p_to_port) {
ERR_FAIL_INDEX_V(p_type, TYPE_MAX, ERR_CANT_CONNECT);
Graph *g = &graph[p_type];
ERR_FAIL_COND_V(!g->nodes.has(p_from_node), ERR_INVALID_PARAMETER);
ERR_FAIL_INDEX_V(p_from_port, g->nodes[p_from_node].node->get_expanded_output_port_count(), ERR_INVALID_PARAMETER);
ERR_FAIL_COND_V(!g->nodes.has(p_to_node), ERR_INVALID_PARAMETER);
ERR_FAIL_INDEX_V(p_to_port, g->nodes[p_to_node].node->get_input_port_count(), ERR_INVALID_PARAMETER);
VisualShaderNode::PortType from_port_type = g->nodes[p_from_node].node->get_output_port_type(p_from_port);
VisualShaderNode::PortType to_port_type = g->nodes[p_to_node].node->get_input_port_type(p_to_port);
ERR_FAIL_COND_V_MSG(!is_port_types_compatible(from_port_type, to_port_type), ERR_INVALID_PARAMETER, "Incompatible port types (scalar/vec/bool) with transform.");
for (const Connection &E : g->connections) {
if (E.from_node == p_from_node && E.from_port == p_from_port && E.to_node == p_to_node && E.to_port == p_to_port) {
ERR_FAIL_V(ERR_ALREADY_EXISTS);
}
}
Connection c;
c.from_node = p_from_node;
c.from_port = p_from_port;
c.to_node = p_to_node;
c.to_port = p_to_port;
g->connections.push_back(c);
g->nodes[p_to_node].prev_connected_nodes.push_back(p_from_node);
g->nodes[p_from_node].node->set_output_port_connected(p_from_port, true);
g->nodes[p_to_node].node->set_input_port_connected(p_to_port, true);
_queue_update();
return OK;
}
void VisualShader::disconnect_nodes(Type p_type, int p_from_node, int p_from_port, int p_to_node, int p_to_port) {
ERR_FAIL_INDEX(p_type, TYPE_MAX);
Graph *g = &graph[p_type];
for (const List<Connection>::Element *E = g->connections.front(); E; E = E->next()) {
if (E->get().from_node == p_from_node && E->get().from_port == p_from_port && E->get().to_node == p_to_node && E->get().to_port == p_to_port) {
g->connections.erase(E);
g->nodes[p_to_node].prev_connected_nodes.erase(p_from_node);
g->nodes[p_from_node].node->set_output_port_connected(p_from_port, false);
g->nodes[p_to_node].node->set_input_port_connected(p_to_port, false);
_queue_update();
return;
}
}
}
Array VisualShader::_get_node_connections(Type p_type) const {
ERR_FAIL_INDEX_V(p_type, TYPE_MAX, Array());
const Graph *g = &graph[p_type];
Array ret;
for (const Connection &E : g->connections) {
Dictionary d;
d["from_node"] = E.from_node;
d["from_port"] = E.from_port;
d["to_node"] = E.to_node;
d["to_port"] = E.to_port;
ret.push_back(d);
}
return ret;
}
void VisualShader::get_node_connections(Type p_type, List<Connection> *r_connections) const {
ERR_FAIL_INDEX(p_type, TYPE_MAX);
const Graph *g = &graph[p_type];
for (const Connection &E : g->connections) {
r_connections->push_back(E);
}
}
void VisualShader::set_mode(Mode p_mode) {
ERR_FAIL_INDEX_MSG(p_mode, Mode::MODE_MAX, vformat("Invalid shader mode: %d.", p_mode));
if (shader_mode == p_mode) {
return;
}
//erase input/output connections
modes.clear();
flags.clear();
shader_mode = p_mode;
for (int i = 0; i < TYPE_MAX; i++) {
for (KeyValue<int, Node> &E : graph[i].nodes) {
Ref<VisualShaderNodeInput> input = E.value.node;
if (input.is_valid()) {
input->shader_mode = shader_mode;
//input->input_index = 0;
}
}
Ref<VisualShaderNodeOutput> output = graph[i].nodes[NODE_ID_OUTPUT].node;
output->shader_mode = shader_mode;
// clear connections since they are no longer valid
for (List<Connection>::Element *E = graph[i].connections.front(); E;) {
bool keep = true;
List<Connection>::Element *N = E->next();
int from = E->get().from_node;
int to = E->get().to_node;
if (!graph[i].nodes.has(from)) {
keep = false;
} else {
Ref<VisualShaderNode> from_node = graph[i].nodes[from].node;
if (from_node->is_class("VisualShaderNodeOutput") || from_node->is_class("VisualShaderNodeInput")) {
keep = false;
}
}
if (!graph[i].nodes.has(to)) {
keep = false;
} else {
Ref<VisualShaderNode> to_node = graph[i].nodes[to].node;
if (to_node->is_class("VisualShaderNodeOutput") || to_node->is_class("VisualShaderNodeInput")) {
keep = false;
}
}
if (!keep) {
graph[i].connections.erase(E);
}
E = N;
}
}
_queue_update();
notify_property_list_changed();
}
void VisualShader::set_graph_offset(const Vector2 &p_offset) {
graph_offset = p_offset;
}
Vector2 VisualShader::get_graph_offset() const {
return graph_offset;
}
Shader::Mode VisualShader::get_mode() const {
return shader_mode;
}
bool VisualShader::is_text_shader() const {
return false;
}
String VisualShader::generate_preview_shader(Type p_type, int p_node, int p_port, Vector<DefaultTextureParam> &default_tex_params) const {
Ref<VisualShaderNode> node = get_node(p_type, p_node);
ERR_FAIL_COND_V(!node.is_valid(), String());
ERR_FAIL_COND_V(p_port < 0 || p_port >= node->get_expanded_output_port_count(), String());
ERR_FAIL_COND_V(node->get_output_port_type(p_port) == VisualShaderNode::PORT_TYPE_TRANSFORM, String());
StringBuilder global_code;
StringBuilder global_code_per_node;
Map<Type, StringBuilder> global_code_per_func;
StringBuilder code;
Set<StringName> classes;
global_code += String() + "shader_type canvas_item;\n";
String global_expressions;
for (int i = 0, index = 0; i < TYPE_MAX; i++) {
for (Map<int, Node>::Element *E = graph[i].nodes.front(); E; E = E->next()) {
Ref<VisualShaderNodeGlobalExpression> global_expression = Object::cast_to<VisualShaderNodeGlobalExpression>(E->get().node.ptr());
if (global_expression.is_valid()) {
String expr = "";
expr += "// " + global_expression->get_caption() + ":" + itos(index++) + "\n";
expr += global_expression->generate_global(get_mode(), Type(i), -1);
expr = expr.replace("\n", "\n ");
expr += "\n";
global_expressions += expr;
}
}
}
global_code += "\n";
global_code += global_expressions;
//make it faster to go around through shader
VMap<ConnectionKey, const List<Connection>::Element *> input_connections;
VMap<ConnectionKey, const List<Connection>::Element *> output_connections;
for (const List<Connection>::Element *E = graph[p_type].connections.front(); E; E = E->next()) {
ConnectionKey from_key;
from_key.node = E->get().from_node;
from_key.port = E->get().from_port;
output_connections.insert(from_key, E);
ConnectionKey to_key;
to_key.node = E->get().to_node;
to_key.port = E->get().to_port;
input_connections.insert(to_key, E);
}
code += "\nvoid fragment() {\n";
Set<int> processed;
Error err = _write_node(p_type, global_code, global_code_per_node, global_code_per_func, code, default_tex_params, input_connections, output_connections, p_node, processed, true, classes);
ERR_FAIL_COND_V(err != OK, String());
if (node->get_output_port_type(p_port) == VisualShaderNode::PORT_TYPE_SCALAR) {
code += " COLOR.rgb = vec3(n_out" + itos(p_node) + "p" + itos(p_port) + " );\n";
} else if (node->get_output_port_type(p_port) == VisualShaderNode::PORT_TYPE_SCALAR_INT) {
code += " COLOR.rgb = vec3(float(n_out" + itos(p_node) + "p" + itos(p_port) + "));\n";
} else if (node->get_output_port_type(p_port) == VisualShaderNode::PORT_TYPE_BOOLEAN) {
code += " COLOR.rgb = vec3(n_out" + itos(p_node) + "p" + itos(p_port) + " ? 1.0 : 0.0);\n";
} else {
code += " COLOR.rgb = n_out" + itos(p_node) + "p" + itos(p_port) + ";\n";
}
code += "}\n";
//set code secretly
global_code += "\n\n";
String final_code = global_code;
final_code += global_code_per_node;
final_code += code;
return final_code;
}
#define IS_INITIAL_CHAR(m_d) (((m_d) >= 'a' && (m_d) <= 'z') || ((m_d) >= 'A' && (m_d) <= 'Z'))
#define IS_SYMBOL_CHAR(m_d) (((m_d) >= 'a' && (m_d) <= 'z') || ((m_d) >= 'A' && (m_d) <= 'Z') || ((m_d) >= '0' && (m_d) <= '9') || (m_d) == '_')
String VisualShader::validate_port_name(const String &p_port_name, VisualShaderNode *p_node, int p_port_id, bool p_output) const {
String name = p_port_name;
if (name == String()) {
return String();
}
while (name.length() && !IS_INITIAL_CHAR(name[0])) {
name = name.substr(1, name.length() - 1);
}
if (name != String()) {
String valid_name;
for (int i = 0; i < name.length(); i++) {
if (IS_SYMBOL_CHAR(name[i])) {
valid_name += String::chr(name[i]);
} else if (name[i] == ' ') {
valid_name += "_";
}
}
name = valid_name;
} else {
return String();
}
List<String> input_names;
List<String> output_names;
for (int i = 0; i < p_node->get_input_port_count(); i++) {
if (!p_output && i == p_port_id) {
continue;
}
if (name == p_node->get_input_port_name(i)) {
return String();
}
}
for (int i = 0; i < p_node->get_output_port_count(); i++) {
if (p_output && i == p_port_id) {
continue;
}
if (name == p_node->get_output_port_name(i)) {
return String();
}
}
return name;
}
String VisualShader::validate_uniform_name(const String &p_name, const Ref<VisualShaderNodeUniform> &p_uniform) const {
String name = p_name; //validate name first
while (name.length() && !IS_INITIAL_CHAR(name[0])) {
name = name.substr(1, name.length() - 1);
}
if (name != String()) {
String valid_name;
for (int i = 0; i < name.length(); i++) {
if (IS_SYMBOL_CHAR(name[i])) {
valid_name += String::chr(name[i]);
} else if (name[i] == ' ') {
valid_name += "_";
}
}
name = valid_name;
}
if (name == String()) {
name = p_uniform->get_caption();
}
int attempt = 1;
while (true) {
bool exists = false;
for (int i = 0; i < TYPE_MAX; i++) {
for (const KeyValue<int, Node> &E : graph[i].nodes) {
Ref<VisualShaderNodeUniform> node = E.value.node;
if (node == p_uniform) { //do not test on self
continue;
}
if (node.is_valid() && node->get_uniform_name() == name) {
exists = true;
break;
}
}
if (exists) {
break;
}
}
if (exists) {
//remove numbers, put new and try again
attempt++;
while (name.length() && name[name.length() - 1] >= '0' && name[name.length() - 1] <= '9') {
name = name.substr(0, name.length() - 1);
}
ERR_FAIL_COND_V(name == String(), String());
name += itos(attempt);
} else {
break;
}
}
return name;
}
VisualShader::RenderModeEnums VisualShader::render_mode_enums[] = {
{ Shader::MODE_SPATIAL, "blend" },
{ Shader::MODE_SPATIAL, "depth_draw" },
{ Shader::MODE_SPATIAL, "cull" },
{ Shader::MODE_SPATIAL, "diffuse" },
{ Shader::MODE_SPATIAL, "specular" },
{ Shader::MODE_CANVAS_ITEM, "blend" },
{ Shader::MODE_CANVAS_ITEM, nullptr }
};
static const char *type_string[VisualShader::TYPE_MAX] = {
"vertex",
"fragment",
"light",
"start",
"process",
"collide",
"start_custom",
"process_custom",
"sky",
};
bool VisualShader::_set(const StringName &p_name, const Variant &p_value) {
String name = p_name;
if (name == "mode") {
set_mode(Shader::Mode(int(p_value)));
return true;
} else if (name.begins_with("flags/")) {
StringName flag = name.get_slicec('/', 1);
bool enable = p_value;
if (enable) {
flags.insert(flag);
} else {
flags.erase(flag);
}
_queue_update();
return true;
} else if (name.begins_with("modes/")) {
String mode = name.get_slicec('/', 1);
int value = p_value;
if (value == 0) {
modes.erase(mode); //means it's default anyway, so don't store it
} else {
modes[mode] = value;
}
_queue_update();
return true;
} else if (name.begins_with("nodes/")) {
String typestr = name.get_slicec('/', 1);
Type type = TYPE_VERTEX;
for (int i = 0; i < TYPE_MAX; i++) {
if (typestr == type_string[i]) {
type = Type(i);
break;
}
}
String index = name.get_slicec('/', 2);
if (index == "connections") {
Vector<int> conns = p_value;
if (conns.size() % 4 == 0) {
for (int i = 0; i < conns.size(); i += 4) {
connect_nodes_forced(type, conns[i + 0], conns[i + 1], conns[i + 2], conns[i + 3]);
}
}
return true;
}
int id = index.to_int();
String what = name.get_slicec('/', 3);
if (what == "node") {
add_node(type, p_value, Vector2(), id);
return true;
} else if (what == "position") {
set_node_position(type, id, p_value);
return true;
} else if (what == "size") {
((VisualShaderNodeResizableBase *)get_node(type, id).ptr())->set_size(p_value);
return true;
} else if (what == "input_ports") {
((VisualShaderNodeGroupBase *)get_node(type, id).ptr())->set_inputs(p_value);
return true;
} else if (what == "output_ports") {
((VisualShaderNodeGroupBase *)get_node(type, id).ptr())->set_outputs(p_value);
return true;
} else if (what == "expression") {
((VisualShaderNodeExpression *)get_node(type, id).ptr())->set_expression(p_value);
return true;
}
}
return false;
}
bool VisualShader::_get(const StringName &p_name, Variant &r_ret) const {
String name = p_name;
if (name == "mode") {
r_ret = get_mode();
return true;
} else if (name.begins_with("flags/")) {
StringName flag = name.get_slicec('/', 1);
r_ret = flags.has(flag);
return true;
} else if (name.begins_with("modes/")) {
String mode = name.get_slicec('/', 1);
if (modes.has(mode)) {
r_ret = modes[mode];
} else {
r_ret = 0;
}
return true;
} else if (name.begins_with("nodes/")) {
String typestr = name.get_slicec('/', 1);
Type type = TYPE_VERTEX;
for (int i = 0; i < TYPE_MAX; i++) {
if (typestr == type_string[i]) {
type = Type(i);
break;
}
}
String index = name.get_slicec('/', 2);
if (index == "connections") {
Vector<int> conns;
for (const Connection &E : graph[type].connections) {
conns.push_back(E.from_node);
conns.push_back(E.from_port);
conns.push_back(E.to_node);
conns.push_back(E.to_port);
}
r_ret = conns;
return true;
}
int id = index.to_int();
String what = name.get_slicec('/', 3);
if (what == "node") {
r_ret = get_node(type, id);
return true;
} else if (what == "position") {
r_ret = get_node_position(type, id);
return true;
} else if (what == "size") {
r_ret = ((VisualShaderNodeResizableBase *)get_node(type, id).ptr())->get_size();
return true;
} else if (what == "input_ports") {
r_ret = ((VisualShaderNodeGroupBase *)get_node(type, id).ptr())->get_inputs();
return true;
} else if (what == "output_ports") {
r_ret = ((VisualShaderNodeGroupBase *)get_node(type, id).ptr())->get_outputs();
return true;
} else if (what == "expression") {
r_ret = ((VisualShaderNodeExpression *)get_node(type, id).ptr())->get_expression();
return true;
}
}
return false;
}
void VisualShader::reset_state() {
#ifndef _MSC_VER
#warning everything needs to be cleared here
#endif
emit_changed();
}
void VisualShader::_get_property_list(List<PropertyInfo> *p_list) const {
//mode
p_list->push_back(PropertyInfo(Variant::INT, "mode", PROPERTY_HINT_ENUM, "Node3D,CanvasItem,Particles,Sky"));
//render modes
Map<String, String> blend_mode_enums;
Set<String> toggles;
for (int i = 0; i < ShaderTypes::get_singleton()->get_modes(RenderingServer::ShaderMode(shader_mode)).size(); i++) {
String mode = ShaderTypes::get_singleton()->get_modes(RenderingServer::ShaderMode(shader_mode))[i];
int idx = 0;
bool in_enum = false;
while (render_mode_enums[idx].string) {
if (mode.begins_with(render_mode_enums[idx].string)) {
String begin = render_mode_enums[idx].string;
String option = mode.replace_first(begin + "_", "");
if (!blend_mode_enums.has(begin)) {
blend_mode_enums[begin] = option;
} else {
blend_mode_enums[begin] += "," + option;
}
in_enum = true;
break;
}
idx++;
}
if (!in_enum) {
toggles.insert(mode);
}
}
for (const KeyValue<String, String> &E : blend_mode_enums) {
p_list->push_back(PropertyInfo(Variant::INT, "modes/" + E.key, PROPERTY_HINT_ENUM, E.value));
}
for (Set<String>::Element *E = toggles.front(); E; E = E->next()) {
p_list->push_back(PropertyInfo(Variant::BOOL, "flags/" + E->get()));
}
for (int i = 0; i < TYPE_MAX; i++) {
for (const KeyValue<int, Node> &E : graph[i].nodes) {
String prop_name = "nodes/";
prop_name += type_string[i];
prop_name += "/" + itos(E.key);
if (E.key != NODE_ID_OUTPUT) {
p_list->push_back(PropertyInfo(Variant::OBJECT, prop_name + "/node", PROPERTY_HINT_RESOURCE_TYPE, "VisualShaderNode", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_DO_NOT_SHARE_ON_DUPLICATE));
}
p_list->push_back(PropertyInfo(Variant::VECTOR2, prop_name + "/position", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR));
if (Object::cast_to<VisualShaderNodeGroupBase>(E.value.node.ptr()) != nullptr) {
p_list->push_back(PropertyInfo(Variant::VECTOR2, prop_name + "/size", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR));
p_list->push_back(PropertyInfo(Variant::STRING, prop_name + "/input_ports", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR));
p_list->push_back(PropertyInfo(Variant::STRING, prop_name + "/output_ports", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR));
}
if (Object::cast_to<VisualShaderNodeExpression>(E.value.node.ptr()) != nullptr) {
p_list->push_back(PropertyInfo(Variant::STRING, prop_name + "/expression", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR));
}
}
p_list->push_back(PropertyInfo(Variant::PACKED_INT32_ARRAY, "nodes/" + String(type_string[i]) + "/connections", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR));
}
}
Error VisualShader::_write_node(Type type, StringBuilder &global_code, StringBuilder &global_code_per_node, Map<Type, StringBuilder> &global_code_per_func, StringBuilder &code, Vector<VisualShader::DefaultTextureParam> &def_tex_params, const VMap<ConnectionKey, const List<Connection>::Element *> &input_connections, const VMap<ConnectionKey, const List<Connection>::Element *> &output_connections, int node, Set<int> &processed, bool for_preview, Set<StringName> &r_classes) const {
const Ref<VisualShaderNode> vsnode = graph[type].nodes[node].node;
if (vsnode->is_disabled()) {
code += "// " + vsnode->get_caption() + ":" + itos(node) + "\n";
code += " // Node is disabled and code is not generated.\n";
return OK;
}
//check inputs recursively first
int input_count = vsnode->get_input_port_count();
for (int i = 0; i < input_count; i++) {
ConnectionKey ck;
ck.node = node;
ck.port = i;
if (input_connections.has(ck)) {
int from_node = input_connections[ck]->get().from_node;
if (processed.has(from_node)) {
continue;
}
Error err = _write_node(type, global_code, global_code_per_node, global_code_per_func, code, def_tex_params, input_connections, output_connections, from_node, processed, for_preview, r_classes);
if (err) {
return err;
}
}
}
// then this node
Vector<VisualShader::DefaultTextureParam> params = vsnode->get_default_texture_parameters(type, node);
for (int i = 0; i < params.size(); i++) {
def_tex_params.push_back(params[i]);
}
Ref<VisualShaderNodeInput> input = vsnode;
bool skip_global = input.is_valid() && for_preview;
if (!skip_global) {
Ref<VisualShaderNodeUniform> uniform = vsnode;
if (!uniform.is_valid() || !uniform->is_global_code_generated()) {
global_code += vsnode->generate_global(get_mode(), type, node);
}
String class_name = vsnode->get_class_name();
if (class_name == "VisualShaderNodeCustom") {
class_name = vsnode->get_script_instance()->get_script()->get_path();
}
if (!r_classes.has(class_name)) {
global_code_per_node += vsnode->generate_global_per_node(get_mode(), type, node);
for (int i = 0; i < TYPE_MAX; i++) {
global_code_per_func[Type(i)] += vsnode->generate_global_per_func(get_mode(), Type(i), node);
}
r_classes.insert(class_name);
}
}
if (!vsnode->is_code_generated()) { // just generate globals and ignore locals
processed.insert(node);
return OK;
}
String node_name = "// " + vsnode->get_caption() + ":" + itos(node) + "\n";
String node_code;
Vector<String> input_vars;
input_vars.resize(vsnode->get_input_port_count());
String *inputs = input_vars.ptrw();
for (int i = 0; i < input_count; i++) {
ConnectionKey ck;
ck.node = node;
ck.port = i;
if (input_connections.has(ck)) {
//connected to something, use that output
int from_node = input_connections[ck]->get().from_node;
if (graph[type].nodes[from_node].node->is_disabled()) {
continue;
}
int from_port = input_connections[ck]->get().from_port;
VisualShaderNode::PortType in_type = vsnode->get_input_port_type(i);
VisualShaderNode::PortType out_type = graph[type].nodes[from_node].node->get_output_port_type(from_port);
String src_var = "n_out" + itos(from_node) + "p" + itos(from_port);
if (in_type == VisualShaderNode::PORT_TYPE_SAMPLER && out_type == VisualShaderNode::PORT_TYPE_SAMPLER) {
VisualShaderNode *ptr = const_cast<VisualShaderNode *>(graph[type].nodes[from_node].node.ptr());
if (ptr->has_method("get_input_real_name")) {
inputs[i] = ptr->call("get_input_real_name");
} else if (ptr->has_method("get_uniform_name")) {
inputs[i] = ptr->call("get_uniform_name");
} else {
inputs[i] = "";
}
} else if (in_type == out_type) {
inputs[i] = src_var;
} else if (in_type == VisualShaderNode::PORT_TYPE_SCALAR && out_type == VisualShaderNode::PORT_TYPE_VECTOR) {
inputs[i] = "dot(" + src_var + ", vec3(0.333333, 0.333333, 0.333333))";
} else if (in_type == VisualShaderNode::PORT_TYPE_SCALAR_INT && out_type == VisualShaderNode::PORT_TYPE_VECTOR) {
inputs[i] = "dot(float(" + src_var + "), vec3(0.333333, 0.333333, 0.333333))";
} else if (in_type == VisualShaderNode::PORT_TYPE_VECTOR && out_type == VisualShaderNode::PORT_TYPE_SCALAR) {
inputs[i] = "vec3(" + src_var + ")";
} else if (in_type == VisualShaderNode::PORT_TYPE_VECTOR && out_type == VisualShaderNode::PORT_TYPE_SCALAR_INT) {
inputs[i] = "vec3(float(" + src_var + "))";
} else if (in_type == VisualShaderNode::PORT_TYPE_BOOLEAN && out_type == VisualShaderNode::PORT_TYPE_VECTOR) {
inputs[i] = "all(bvec3(" + src_var + "))";
} else if (in_type == VisualShaderNode::PORT_TYPE_BOOLEAN && out_type == VisualShaderNode::PORT_TYPE_SCALAR) {
inputs[i] = src_var + " > 0.0 ? true : false";
} else if (in_type == VisualShaderNode::PORT_TYPE_BOOLEAN && out_type == VisualShaderNode::PORT_TYPE_SCALAR_INT) {
inputs[i] = src_var + " > 0 ? true : false";
} else if (in_type == VisualShaderNode::PORT_TYPE_SCALAR && out_type == VisualShaderNode::PORT_TYPE_BOOLEAN) {
inputs[i] = "(" + src_var + " ? 1.0 : 0.0)";
} else if (in_type == VisualShaderNode::PORT_TYPE_SCALAR_INT && out_type == VisualShaderNode::PORT_TYPE_BOOLEAN) {
inputs[i] = "(" + src_var + " ? 1 : 0)";
} else if (in_type == VisualShaderNode::PORT_TYPE_VECTOR && out_type == VisualShaderNode::PORT_TYPE_BOOLEAN) {
inputs[i] = "vec3(" + src_var + " ? 1.0 : 0.0)";
} else if (in_type == VisualShaderNode::PORT_TYPE_SCALAR && out_type == VisualShaderNode::PORT_TYPE_SCALAR_INT) {
inputs[i] = "float(" + src_var + ")";
} else if (in_type == VisualShaderNode::PORT_TYPE_SCALAR_INT && out_type == VisualShaderNode::PORT_TYPE_SCALAR) {
inputs[i] = "int(" + src_var + ")";
}
} else {
if (!vsnode->is_generate_input_var(i)) {
continue;
}
Variant defval = vsnode->get_input_port_default_value(i);
if (defval.get_type() == Variant::FLOAT) {
float val = defval;
inputs[i] = "n_in" + itos(node) + "p" + itos(i);
node_code += " float " + inputs[i] + " = " + vformat("%.5f", val) + ";\n";
} else if (defval.get_type() == Variant::INT) {
int val = defval;
inputs[i] = "n_in" + itos(node) + "p" + itos(i);
node_code += " int " + inputs[i] + " = " + itos(val) + ";\n";
} else if (defval.get_type() == Variant::BOOL) {
bool val = defval;
inputs[i] = "n_in" + itos(node) + "p" + itos(i);
node_code += " bool " + inputs[i] + " = " + (val ? "true" : "false") + ";\n";
} else if (defval.get_type() == Variant::VECTOR3) {
Vector3 val = defval;
inputs[i] = "n_in" + itos(node) + "p" + itos(i);
node_code += " vec3 " + inputs[i] + " = " + vformat("vec3(%.5f, %.5f, %.5f);\n", val.x, val.y, val.z);
} else if (defval.get_type() == Variant::TRANSFORM3D) {
Transform3D val = defval;
val.basis.transpose();
inputs[i] = "n_in" + itos(node) + "p" + itos(i);
Array values;
for (int j = 0; j < 3; j++) {
values.push_back(val.basis[j].x);
values.push_back(val.basis[j].y);
values.push_back(val.basis[j].z);
}
values.push_back(val.origin.x);
values.push_back(val.origin.y);
values.push_back(val.origin.z);
bool err = false;
node_code += " mat4 " + inputs[i] + " = " + String("mat4(vec4(%.5f, %.5f, %.5f, 0.0), vec4(%.5f, %.5f, %.5f, 0.0), vec4(%.5f, %.5f, %.5f, 0.0), vec4(%.5f, %.5f, %.5f, 1.0));\n").sprintf(values, &err);
} else {
//will go empty, node is expected to know what it is doing at this point and handle it
}
}
}
int output_count = vsnode->get_output_port_count();
int initial_output_count = output_count;
Map<int, bool> expanded_output_ports;
for (int i = 0; i < initial_output_count; i++) {
bool expanded = false;
if (vsnode->is_output_port_expandable(i) && vsnode->_is_output_port_expanded(i)) {
expanded = true;
if (vsnode->get_output_port_type(i) == VisualShaderNode::PORT_TYPE_VECTOR) {
output_count += 3;
}
}
expanded_output_ports.insert(i, expanded);
}
Vector<String> output_vars;
output_vars.resize(output_count);
String *outputs = output_vars.ptrw();
if (vsnode->is_simple_decl()) { // less code to generate for some simple_decl nodes
for (int i = 0, j = 0; i < initial_output_count; i++, j++) {
String var_name = "n_out" + itos(node) + "p" + itos(j);
switch (vsnode->get_output_port_type(i)) {
case VisualShaderNode::PORT_TYPE_SCALAR:
outputs[i] = "float " + var_name;
break;
case VisualShaderNode::PORT_TYPE_SCALAR_INT:
outputs[i] = "int " + var_name;
break;
case VisualShaderNode::PORT_TYPE_VECTOR:
outputs[i] = "vec3 " + var_name;
break;
case VisualShaderNode::PORT_TYPE_BOOLEAN:
outputs[i] = "bool " + var_name;
break;
case VisualShaderNode::PORT_TYPE_TRANSFORM:
outputs[i] = "mat4 " + var_name;
break;
default: {
}
}
if (expanded_output_ports[i]) {
if (vsnode->get_output_port_type(i) == VisualShaderNode::PORT_TYPE_VECTOR) {
j += 3;
}
}
}
} else {
for (int i = 0, j = 0; i < initial_output_count; i++, j++) {
outputs[i] = "n_out" + itos(node) + "p" + itos(j);
switch (vsnode->get_output_port_type(i)) {
case VisualShaderNode::PORT_TYPE_SCALAR:
code += " float " + outputs[i] + ";\n";
break;
case VisualShaderNode::PORT_TYPE_SCALAR_INT:
code += " int " + outputs[i] + ";\n";
break;
case VisualShaderNode::PORT_TYPE_VECTOR:
code += " vec3 " + outputs[i] + ";\n";
break;
case VisualShaderNode::PORT_TYPE_BOOLEAN:
code += " bool " + outputs[i] + ";\n";
break;
case VisualShaderNode::PORT_TYPE_TRANSFORM:
code += " mat4 " + outputs[i] + ";\n";
break;
default: {
}
}
if (expanded_output_ports[i]) {
if (vsnode->get_output_port_type(i) == VisualShaderNode::PORT_TYPE_VECTOR) {
j += 3;
}
}
}
}
node_code += vsnode->generate_code(get_mode(), type, node, inputs, outputs, for_preview);
if (node_code != String()) {
code += node_name;
code += node_code;
code += "\n";
}
for (int i = 0; i < output_count; i++) {
bool new_line_inserted = false;
if (expanded_output_ports[i]) {
if (vsnode->get_output_port_type(i) == VisualShaderNode::PORT_TYPE_VECTOR) {
if (vsnode->is_output_port_connected(i + 1) || (for_preview && vsnode->get_output_port_for_preview() == (i + 1))) { // red-component
if (!new_line_inserted) {
code += "\n";
new_line_inserted = true;
}
String r = "n_out" + itos(node) + "p" + itos(i + 1);
code += " float " + r + " = n_out" + itos(node) + "p" + itos(i) + ".r;\n";
outputs[i + 1] = r;
}
if (vsnode->is_output_port_connected(i + 2) || (for_preview && vsnode->get_output_port_for_preview() == (i + 2))) { // green-component
if (!new_line_inserted) {
code += "\n";
new_line_inserted = true;
}
String g = "n_out" + itos(node) + "p" + itos(i + 2);
code += " float " + g + " = n_out" + itos(node) + "p" + itos(i) + ".g;\n";
outputs[i + 2] = g;
}
if (vsnode->is_output_port_connected(i + 3) || (for_preview && vsnode->get_output_port_for_preview() == (i + 3))) { // blue-component
if (!new_line_inserted) {
code += "\n";
new_line_inserted = true;
}
String b = "n_out" + itos(node) + "p" + itos(i + 3);
code += " float " + b + " = n_out" + itos(node) + "p" + itos(i) + ".b;\n";
outputs[i + 3] = b;
}
i += 3;
}
}
}
code += "\n"; //
processed.insert(node);
return OK;
}
bool VisualShader::has_func_name(RenderingServer::ShaderMode p_mode, const String &p_func_name) const {
if (!ShaderTypes::get_singleton()->get_functions(p_mode).has(p_func_name)) {
if (p_mode == RenderingServer::ShaderMode::SHADER_PARTICLES) {
if (p_func_name == "start_custom" || p_func_name == "process_custom" || p_func_name == "collide") {
return true;
}
}
return false;
}
return true;
}
void VisualShader::_update_shader() const {
if (!dirty.is_set()) {
return;
}
dirty.clear();
StringBuilder global_code;
StringBuilder global_code_per_node;
Map<Type, StringBuilder> global_code_per_func;
StringBuilder code;
Vector<VisualShader::DefaultTextureParam> default_tex_params;
Set<StringName> classes;
Map<int, int> insertion_pos;
static const char *shader_mode_str[Shader::MODE_MAX] = { "spatial", "canvas_item", "particles", "sky" };
global_code += String() + "shader_type " + shader_mode_str[shader_mode] + ";\n";
String render_mode;
{
//fill render mode enums
int idx = 0;
while (render_mode_enums[idx].string) {
if (shader_mode == render_mode_enums[idx].mode) {
if (modes.has(render_mode_enums[idx].string)) {
int which = modes[render_mode_enums[idx].string];
int count = 0;
for (int i = 0; i < ShaderTypes::get_singleton()->get_modes(RenderingServer::ShaderMode(shader_mode)).size(); i++) {
String mode = ShaderTypes::get_singleton()->get_modes(RenderingServer::ShaderMode(shader_mode))[i];
if (mode.begins_with(render_mode_enums[idx].string)) {
if (count == which) {
if (render_mode != String()) {
render_mode += ", ";
}
render_mode += mode;
break;
}
count++;
}
}
}
}
idx++;
}
//fill render mode flags
for (int i = 0; i < ShaderTypes::get_singleton()->get_modes(RenderingServer::ShaderMode(shader_mode)).size(); i++) {
String mode = ShaderTypes::get_singleton()->get_modes(RenderingServer::ShaderMode(shader_mode))[i];
if (flags.has(mode)) {
if (render_mode != String()) {
render_mode += ", ";
}
render_mode += mode;
}
}
}
if (render_mode != String()) {
global_code += "render_mode " + render_mode + ";\n\n";
}
static const char *func_name[TYPE_MAX] = { "vertex", "fragment", "light", "start", "process", "collide", "start_custom", "process_custom", "sky" };
String global_expressions;
Set<String> used_uniform_names;
List<VisualShaderNodeUniform *> uniforms;
Map<int, List<int>> emitters;
for (int i = 0, index = 0; i < TYPE_MAX; i++) {
if (!has_func_name(RenderingServer::ShaderMode(shader_mode), func_name[i])) {
continue;
}
for (Map<int, Node>::Element *E = graph[i].nodes.front(); E; E = E->next()) {
Ref<VisualShaderNodeGlobalExpression> global_expression = Object::cast_to<VisualShaderNodeGlobalExpression>(E->get().node.ptr());
if (global_expression.is_valid()) {
String expr = "";
expr += "// " + global_expression->get_caption() + ":" + itos(index++) + "\n";
expr += global_expression->generate_global(get_mode(), Type(i), -1);
expr = expr.replace("\n", "\n ");
expr += "\n";
global_expressions += expr;
}
Ref<VisualShaderNodeUniformRef> uniform_ref = Object::cast_to<VisualShaderNodeUniformRef>(E->get().node.ptr());
if (uniform_ref.is_valid()) {
used_uniform_names.insert(uniform_ref->get_uniform_name());
}
Ref<VisualShaderNodeUniform> uniform = Object::cast_to<VisualShaderNodeUniform>(E->get().node.ptr());
if (uniform.is_valid()) {
uniforms.push_back(uniform.ptr());
}
Ref<VisualShaderNodeParticleEmit> emit_particle = Object::cast_to<VisualShaderNodeParticleEmit>(E->get().node.ptr());
if (emit_particle.is_valid()) {
if (!emitters.has(i)) {
emitters.insert(i, List<int>());
}
for (const KeyValue<int, Node> &M : graph[i].nodes) {
if (M.value.node == emit_particle.ptr()) {
emitters[i].push_back(M.key);
break;
}
}
}
}
}
for (int i = 0; i < uniforms.size(); i++) {
VisualShaderNodeUniform *uniform = uniforms[i];
if (used_uniform_names.has(uniform->get_uniform_name())) {
global_code += uniform->generate_global(get_mode(), Type(i), -1);
const_cast<VisualShaderNodeUniform *>(uniform)->set_global_code_generated(true);
} else {
const_cast<VisualShaderNodeUniform *>(uniform)->set_global_code_generated(false);
}
}
Map<int, String> code_map;
Set<int> empty_funcs;
for (int i = 0; i < TYPE_MAX; i++) {
if (!has_func_name(RenderingServer::ShaderMode(shader_mode), func_name[i])) {
continue;
}
//make it faster to go around through shader
VMap<ConnectionKey, const List<Connection>::Element *> input_connections;
VMap<ConnectionKey, const List<Connection>::Element *> output_connections;
StringBuilder func_code;
bool is_empty_func = false;
if (shader_mode != Shader::MODE_PARTICLES && shader_mode != Shader::MODE_SKY) {
is_empty_func = true;
}
for (const List<Connection>::Element *E = graph[i].connections.front(); E; E = E->next()) {
ConnectionKey from_key;
from_key.node = E->get().from_node;
from_key.port = E->get().from_port;
output_connections.insert(from_key, E);
ConnectionKey to_key;
to_key.node = E->get().to_node;
to_key.port = E->get().to_port;
input_connections.insert(to_key, E);
if (is_empty_func && to_key.node == NODE_ID_OUTPUT) {
is_empty_func = false;
}
}
if (is_empty_func) {
empty_funcs.insert(i);
continue;
}
if (shader_mode != Shader::MODE_PARTICLES) {
func_code += "\nvoid " + String(func_name[i]) + "() {\n";
}
insertion_pos.insert(i, code.get_string_length() + func_code.get_string_length());
Set<int> processed;
Error err = _write_node(Type(i), global_code, global_code_per_node, global_code_per_func, func_code, default_tex_params, input_connections, output_connections, NODE_ID_OUTPUT, processed, false, classes);
ERR_FAIL_COND(err != OK);
if (emitters.has(i)) {
for (int &E : emitters[i]) {
err = _write_node(Type(i), global_code, global_code_per_node, global_code_per_func, func_code, default_tex_params, input_connections, output_connections, E, processed, false, classes);
ERR_FAIL_COND(err != OK);
}
}
if (shader_mode == Shader::MODE_PARTICLES) {
code_map.insert(i, func_code);
} else {
func_code += "}\n";
code += func_code;
}
}
String global_compute_code;
if (shader_mode == Shader::MODE_PARTICLES) {
bool has_start = !code_map[TYPE_START].is_empty();
bool has_start_custom = !code_map[TYPE_START_CUSTOM].is_empty();
bool has_process = !code_map[TYPE_PROCESS].is_empty();
bool has_process_custom = !code_map[TYPE_PROCESS_CUSTOM].is_empty();
bool has_collide = !code_map[TYPE_COLLIDE].is_empty();
code += "void start() {\n";
if (has_start || has_start_custom) {
code += " uint __seed = __hash(NUMBER + uint(1) + RANDOM_SEED);\n";
code += " vec3 __diff = TRANSFORM[3].xyz - EMISSION_TRANSFORM[3].xyz;\n";
code += " float __radians;\n";
code += " vec3 __vec3_buff1;\n";
code += " vec3 __vec3_buff2;\n";
code += " float __scalar_buff1;\n";
code += " float __scalar_buff2;\n";
code += " vec3 __ndiff = normalize(__diff);\n\n";
}
if (has_start) {
code += " {\n";
code += code_map[TYPE_START].replace("\n ", "\n ");
code += " }\n";
if (has_start_custom) {
code += " \n";
}
}
if (has_start_custom) {
code += " {\n";
code += code_map[TYPE_START_CUSTOM].replace("\n ", "\n ");
code += " }\n";
}
code += "}\n\n";
code += "void process() {\n";
if (has_process || has_process_custom || has_collide) {
code += " uint __seed = __hash(NUMBER + uint(1) + RANDOM_SEED);\n";
code += " vec3 __vec3_buff1;\n";
code += " vec3 __diff = TRANSFORM[3].xyz - EMISSION_TRANSFORM[3].xyz;\n";
code += " vec3 __ndiff = normalize(__diff);\n\n";
}
code += " {\n";
String tab = " ";
if (has_collide) {
code += " if (COLLIDED) {\n\n";
code += code_map[TYPE_COLLIDE].replace("\n ", "\n ");
if (has_process) {
code += " } else {\n\n";
tab += " ";
}
}
if (has_process) {
code += code_map[TYPE_PROCESS].replace("\n ", "\n " + tab);
}
if (has_collide) {
code += " }\n";
}
code += " }\n";
if (has_process_custom) {
code += " {\n\n";
code += code_map[TYPE_PROCESS_CUSTOM].replace("\n ", "\n ");
code += " }\n";
}
code += "}\n\n";
global_compute_code += "float __rand_from_seed(inout uint seed) {\n";
global_compute_code += " int k;\n";
global_compute_code += " int s = int(seed);\n";
global_compute_code += " if (s == 0)\n";
global_compute_code += " s = 305420679;\n";
global_compute_code += " k = s / 127773;\n";
global_compute_code += " s = 16807 * (s - k * 127773) - 2836 * k;\n";
global_compute_code += " if (s < 0)\n";
global_compute_code += " s += 2147483647;\n";
global_compute_code += " seed = uint(s);\n";
global_compute_code += " return float(seed % uint(65536)) / 65535.0;\n";
global_compute_code += "}\n\n";
global_compute_code += "float __rand_from_seed_m1_p1(inout uint seed) {\n";
global_compute_code += " return __rand_from_seed(seed) * 2.0 - 1.0;\n";
global_compute_code += "}\n\n";
global_compute_code += "float __randf_range(inout uint seed, float from, float to) {\n";
global_compute_code += " return __rand_from_seed(seed) * (to - from) + from;\n";
global_compute_code += "}\n\n";
global_compute_code += "vec3 __randv_range(inout uint seed, vec3 from, vec3 to) {\n";
global_compute_code += " return vec3(__randf_range(seed, from.x, to.x), __randf_range(seed, from.y, to.y), __randf_range(seed, from.z, to.z));\n";
global_compute_code += "}\n\n";
global_compute_code += "uint __hash(uint x) {\n";
global_compute_code += " x = ((x >> uint(16)) ^ x) * uint(73244475);\n";
global_compute_code += " x = ((x >> uint(16)) ^ x) * uint(73244475);\n";
global_compute_code += " x = (x >> uint(16)) ^ x;\n";
global_compute_code += " return x;\n";
global_compute_code += "}\n\n";
global_compute_code += "mat3 __build_rotation_mat3(vec3 axis, float angle) {\n";
global_compute_code += " axis = normalize(axis);\n";
global_compute_code += " float s = sin(angle);\n";
global_compute_code += " float c = cos(angle);\n";
global_compute_code += " float oc = 1.0 - c;\n";
global_compute_code += " return mat3(vec3(oc * axis.x * axis.x + c, oc * axis.x * axis.y - axis.z * s, oc * axis.z * axis.x + axis.y * s), vec3(oc * axis.x * axis.y + axis.z * s, oc * axis.y * axis.y + c, oc * axis.y * axis.z - axis.x * s), vec3(oc * axis.z * axis.x - axis.y * s, oc * axis.y * axis.z + axis.x * s, oc * axis.z * axis.z + c));\n";
global_compute_code += "}\n\n";
global_compute_code += "mat4 __build_rotation_mat4(vec3 axis, float angle) {\n";
global_compute_code += " axis = normalize(axis);\n";
global_compute_code += " float s = sin(angle);\n";
global_compute_code += " float c = cos(angle);\n";
global_compute_code += " float oc = 1.0 - c;\n";
global_compute_code += " return mat4(vec4(oc * axis.x * axis.x + c, oc * axis.x * axis.y - axis.z * s, oc * axis.z * axis.x + axis.y * s, 0), vec4(oc * axis.x * axis.y + axis.z * s, oc * axis.y * axis.y + c, oc * axis.y * axis.z - axis.x * s, 0), vec4(oc * axis.z * axis.x - axis.y * s, oc * axis.y * axis.z + axis.x * s, oc * axis.z * axis.z + c, 0), vec4(0, 0, 0, 1));\n";
global_compute_code += "}\n\n";
global_compute_code += "vec3 __get_random_unit_vec3(inout uint seed) {\n";
global_compute_code += " return normalize(vec3(__rand_from_seed_m1_p1(seed), __rand_from_seed_m1_p1(seed), __rand_from_seed_m1_p1(seed)));\n";
global_compute_code += "}\n\n";
}
//set code secretly
global_code += "\n\n";
String final_code = global_code;
final_code += global_compute_code;
final_code += global_code_per_node;
final_code += global_expressions;
String tcode = code;
for (int i = 0; i < TYPE_MAX; i++) {
if (!has_func_name(RenderingServer::ShaderMode(shader_mode), func_name[i])) {
continue;
}
String func_code = global_code_per_func[Type(i)].as_string();
if (empty_funcs.has(Type(i)) && !func_code.is_empty()) {
func_code = vformat("%s%s%s", String("\nvoid " + String(func_name[i]) + "() {\n"), func_code, "}\n");
}
tcode = tcode.insert(insertion_pos[i], func_code);
}
final_code += tcode;
const_cast<VisualShader *>(this)->set_code(final_code);
for (int i = 0; i < default_tex_params.size(); i++) {
const_cast<VisualShader *>(this)->set_default_texture_param(default_tex_params[i].name, default_tex_params[i].param);
}
if (previous_code != final_code) {
const_cast<VisualShader *>(this)->emit_signal(SNAME("changed"));
}
previous_code = final_code;
}
void VisualShader::_queue_update() {
if (dirty.is_set()) {
return;
}
dirty.set();
call_deferred(SNAME("_update_shader"));
}
void VisualShader::_input_type_changed(Type p_type, int p_id) {
ERR_FAIL_INDEX(p_type, TYPE_MAX);
//erase connections using this input, as type changed
Graph *g = &graph[p_type];
for (List<Connection>::Element *E = g->connections.front(); E;) {
List<Connection>::Element *N = E->next();
if (E->get().from_node == p_id) {
g->connections.erase(E);
g->nodes[E->get().to_node].prev_connected_nodes.erase(p_id);
}
E = N;
}
}
void VisualShader::rebuild() {
dirty.set();
_update_shader();
}
void VisualShader::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_mode", "mode"), &VisualShader::set_mode);
ClassDB::bind_method(D_METHOD("add_node", "type", "node", "position", "id"), &VisualShader::add_node);
ClassDB::bind_method(D_METHOD("get_node", "type", "id"), &VisualShader::get_node);
ClassDB::bind_method(D_METHOD("set_node_position", "type", "id", "position"), &VisualShader::set_node_position);
ClassDB::bind_method(D_METHOD("get_node_position", "type", "id"), &VisualShader::get_node_position);
ClassDB::bind_method(D_METHOD("get_node_list", "type"), &VisualShader::get_node_list);
ClassDB::bind_method(D_METHOD("get_valid_node_id", "type"), &VisualShader::get_valid_node_id);
ClassDB::bind_method(D_METHOD("remove_node", "type", "id"), &VisualShader::remove_node);
ClassDB::bind_method(D_METHOD("replace_node", "type", "id", "new_class"), &VisualShader::replace_node);
ClassDB::bind_method(D_METHOD("is_node_connection", "type", "from_node", "from_port", "to_node", "to_port"), &VisualShader::is_node_connection);
ClassDB::bind_method(D_METHOD("can_connect_nodes", "type", "from_node", "from_port", "to_node", "to_port"), &VisualShader::can_connect_nodes);
ClassDB::bind_method(D_METHOD("connect_nodes", "type", "from_node", "from_port", "to_node", "to_port"), &VisualShader::connect_nodes);
ClassDB::bind_method(D_METHOD("disconnect_nodes", "type", "from_node", "from_port", "to_node", "to_port"), &VisualShader::disconnect_nodes);
ClassDB::bind_method(D_METHOD("connect_nodes_forced", "type", "from_node", "from_port", "to_node", "to_port"), &VisualShader::connect_nodes_forced);
ClassDB::bind_method(D_METHOD("get_node_connections", "type"), &VisualShader::_get_node_connections);
ClassDB::bind_method(D_METHOD("set_engine_version", "version"), &VisualShader::set_engine_version);
ClassDB::bind_method(D_METHOD("get_engine_version"), &VisualShader::get_engine_version);
ClassDB::bind_method(D_METHOD("set_graph_offset", "offset"), &VisualShader::set_graph_offset);
ClassDB::bind_method(D_METHOD("get_graph_offset"), &VisualShader::get_graph_offset);
ClassDB::bind_method(D_METHOD("_update_shader"), &VisualShader::_update_shader);
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "graph_offset", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "set_graph_offset", "get_graph_offset");
ADD_PROPERTY(PropertyInfo(Variant::STRING, "engine_version", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "set_engine_version", "get_engine_version");
ADD_PROPERTY_DEFAULT("code", ""); // Inherited from Shader, prevents showing default code as override in docs.
BIND_ENUM_CONSTANT(TYPE_VERTEX);
BIND_ENUM_CONSTANT(TYPE_FRAGMENT);
BIND_ENUM_CONSTANT(TYPE_LIGHT);
BIND_ENUM_CONSTANT(TYPE_START);
BIND_ENUM_CONSTANT(TYPE_PROCESS);
BIND_ENUM_CONSTANT(TYPE_COLLIDE);
BIND_ENUM_CONSTANT(TYPE_START_CUSTOM);
BIND_ENUM_CONSTANT(TYPE_PROCESS_CUSTOM);
BIND_ENUM_CONSTANT(TYPE_SKY);
BIND_ENUM_CONSTANT(TYPE_MAX);
BIND_CONSTANT(NODE_ID_INVALID);
BIND_CONSTANT(NODE_ID_OUTPUT);
}
VisualShader::VisualShader() {
dirty.set();
for (int i = 0; i < TYPE_MAX; i++) {
if (i > (int)TYPE_LIGHT && i < (int)TYPE_SKY) {
Ref<VisualShaderNodeParticleOutput> output;
output.instantiate();
output->shader_type = Type(i);
output->shader_mode = shader_mode;
graph[i].nodes[NODE_ID_OUTPUT].node = output;
} else {
Ref<VisualShaderNodeOutput> output;
output.instantiate();
output->shader_type = Type(i);
output->shader_mode = shader_mode;
graph[i].nodes[NODE_ID_OUTPUT].node = output;
}
graph[i].nodes[NODE_ID_OUTPUT].position = Vector2(400, 150);
}
}
///////////////////////////////////////////////////////////
const VisualShaderNodeInput::Port VisualShaderNodeInput::ports[] = {
// Node3D
// Node3D, Vertex
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "vertex", "VERTEX" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "normal", "NORMAL" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "tangent", "TANGENT" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "binormal", "BINORMAL" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "uv", "vec3(UV, 0.0)" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "uv2", "vec3(UV2, 0.0)" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "color", "COLOR.rgb" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_SCALAR, "alpha", "COLOR.a" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_SCALAR, "point_size", "POINT_SIZE" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_SCALAR_INT, "instance_id", "INSTANCE_ID" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "instance_custom", "INSTANCE_CUSTOM.rgb" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_SCALAR, "instance_custom_alpha", "INSTANCE_CUSTOM.a" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_SCALAR, "roughness", "ROUGHNESS" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_TRANSFORM, "world", "WORLD_MATRIX" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_TRANSFORM, "modelview", "MODELVIEW_MATRIX" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_TRANSFORM, "camera", "CAMERA_MATRIX" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_TRANSFORM, "inv_camera", "INV_CAMERA_MATRIX" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_TRANSFORM, "projection", "PROJECTION_MATRIX" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_TRANSFORM, "inv_projection", "INV_PROJECTION_MATRIX" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "viewport_size", "vec3(VIEWPORT_SIZE, 0)" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_BOOLEAN, "output_is_srgb", "OUTPUT_IS_SRGB" },
// Node3D, Fragment
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "fragcoord", "FRAGCOORD.xyz" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "vertex", "VERTEX" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "normal", "NORMAL" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "tangent", "TANGENT" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "binormal", "BINORMAL" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "view", "VIEW" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "uv", "vec3(UV, 0.0)" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "uv2", "vec3(UV2, 0.0)" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "color", "COLOR.rgb" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "alpha", "COLOR.a" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "point_coord", "vec3(POINT_COORD, 0.0)" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "screen_uv", "vec3(SCREEN_UV, 0.0)" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_TRANSFORM, "world", "WORLD_MATRIX" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_TRANSFORM, "inv_camera", "INV_CAMERA_MATRIX" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_TRANSFORM, "camera", "CAMERA_MATRIX" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_TRANSFORM, "projection", "PROJECTION_MATRIX" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_TRANSFORM, "inv_projection", "INV_PROJECTION_MATRIX" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "viewport_size", "vec3(VIEWPORT_SIZE, 0.0)" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_BOOLEAN, "output_is_srgb", "OUTPUT_IS_SRGB" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_BOOLEAN, "front_facing", "FRONT_FACING" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SAMPLER, "screen_texture", "SCREEN_TEXTURE" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SAMPLER, "normal_roughness_texture", "NORMAL_ROUGHNESS_TEXTURE" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SAMPLER, "depth_texture", "DEPTH_TEXTURE" },
// Node3D, Light
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "fragcoord", "FRAGCOORD.xyz" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "normal", "NORMAL" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "uv", "vec3(UV, 0.0)" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "uv2", "vec3(UV2, 0.0)" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "view", "VIEW" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "light", "LIGHT" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "light_color", "LIGHT_COLOR" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_SCALAR, "attenuation", "ATTENUATION" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "albedo", "ALBEDO" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "backlight", "BACKLIGHT" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "diffuse", "DIFFUSE_LIGHT" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "specular", "SPECULAR_LIGHT" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_SCALAR, "roughness", "ROUGHNESS" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_SCALAR, "metallic", "METALLIC" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_TRANSFORM, "world", "WORLD_MATRIX" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_TRANSFORM, "inv_camera", "INV_CAMERA_MATRIX" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_TRANSFORM, "camera", "CAMERA_MATRIX" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_TRANSFORM, "projection", "PROJECTION_MATRIX" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_TRANSFORM, "inv_projection", "INV_PROJECTION_MATRIX" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "viewport_size", "vec3(VIEWPORT_SIZE, 0.0)" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_BOOLEAN, "output_is_srgb", "OUTPUT_IS_SRGB" },
// Canvas Item
// Canvas Item, Vertex
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "vertex", "vec3(VERTEX, 0.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "uv", "vec3(UV, 0.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "color", "COLOR.rgb" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_SCALAR, "alpha", "COLOR.a" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_SCALAR, "point_size", "POINT_SIZE" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "texture_pixel_size", "vec3(TEXTURE_PIXEL_SIZE, 1.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_TRANSFORM, "world", "WORLD_MATRIX" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_TRANSFORM, "canvas", "CANVAS_MATRIX" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_TRANSFORM, "screen", "SCREEN_MATRIX" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_BOOLEAN, "at_light_pass", "AT_LIGHT_PASS" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "instance_custom", "INSTANCE_CUSTOM.rgb" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_SCALAR, "instance_custom_alpha", "INSTANCE_CUSTOM.a" },
// Canvas Item, Fragment
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "fragcoord", "FRAGCOORD.xyz" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "uv", "vec3(UV, 0.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "color", "COLOR.rgb" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "alpha", "COLOR.a" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "screen_uv", "vec3(SCREEN_UV, 0.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "texture_pixel_size", "vec3(TEXTURE_PIXEL_SIZE, 1.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "screen_pixel_size", "vec3(SCREEN_PIXEL_SIZE, 1.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "point_coord", "vec3(POINT_COORD, 0.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_BOOLEAN, "at_light_pass", "AT_LIGHT_PASS" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SAMPLER, "texture", "TEXTURE" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SAMPLER, "normal_texture", "NORMAL_TEXTURE" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SAMPLER, "screen_texture", "SCREEN_TEXTURE" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "specular_shininess", "SPECULAR_SHININESS.rgb" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "specular_shininess_alpha", "SPECULAR_SHININESS.a" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SAMPLER, "specular_shininess_texture", "SPECULAR_SHININESS_TEXTURE" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "vertex", "vec3(VERTEX, 0.0)" },
// Canvas Item, Light
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "fragcoord", "FRAGCOORD.xyz" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "uv", "vec3(UV, 0.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "normal", "NORMAL" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "color", "COLOR.rgb" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_SCALAR, "alpha", "COLOR.a" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "light", "LIGHT.rgb" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_SCALAR, "light_alpha", "LIGHT.a" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "light_color", "LIGHT_COLOR.rgb" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_SCALAR, "light_color_alpha", "LIGHT_COLOR.a" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "light_position", "LIGHT_POSITION" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "light_vertex", "LIGHT_VERTEX" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "shadow", "SHADOW_MODULATE.rgb" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_SCALAR, "shadow_alpha", "SHADOW_MODULATE.a" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "screen_uv", "vec3(SCREEN_UV, 0.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "texture_pixel_size", "vec3(TEXTURE_PIXEL_SIZE, 1.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "point_coord", "vec3(POINT_COORD, 0.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_SAMPLER, "texture", "TEXTURE" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "specular_shininess", "SPECULAR_SHININESS.rgb" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_SCALAR, "specular_shininess_alpha", "SPECULAR_SHININESS.a" },
// Particles, Start
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START, VisualShaderNode::PORT_TYPE_VECTOR, "attractor_force", "ATTRACTOR_FORCE" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START, VisualShaderNode::PORT_TYPE_VECTOR, "color", "COLOR.rgb" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START, VisualShaderNode::PORT_TYPE_SCALAR, "alpha", "COLOR.a" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START, VisualShaderNode::PORT_TYPE_VECTOR, "velocity", "VELOCITY" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START, VisualShaderNode::PORT_TYPE_BOOLEAN, "restart", "RESTART" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START, VisualShaderNode::PORT_TYPE_BOOLEAN, "active", "ACTIVE" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START, VisualShaderNode::PORT_TYPE_VECTOR, "custom", "CUSTOM.rgb" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START, VisualShaderNode::PORT_TYPE_SCALAR, "custom_alpha", "CUSTOM.a" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START, VisualShaderNode::PORT_TYPE_TRANSFORM, "transform", "TRANSFORM" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START, VisualShaderNode::PORT_TYPE_SCALAR, "delta", "DELTA" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START, VisualShaderNode::PORT_TYPE_SCALAR, "lifetime", "LIFETIME" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START, VisualShaderNode::PORT_TYPE_SCALAR_INT, "index", "INDEX" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START, VisualShaderNode::PORT_TYPE_TRANSFORM, "emission_transform", "EMISSION_TRANSFORM" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
// Particles, Start (Custom)
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START_CUSTOM, VisualShaderNode::PORT_TYPE_VECTOR, "attractor_force", "ATTRACTOR_FORCE" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START_CUSTOM, VisualShaderNode::PORT_TYPE_VECTOR, "color", "COLOR.rgb" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START_CUSTOM, VisualShaderNode::PORT_TYPE_SCALAR, "alpha", "COLOR.a" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START_CUSTOM, VisualShaderNode::PORT_TYPE_VECTOR, "velocity", "VELOCITY" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START_CUSTOM, VisualShaderNode::PORT_TYPE_BOOLEAN, "restart", "RESTART" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START_CUSTOM, VisualShaderNode::PORT_TYPE_BOOLEAN, "active", "ACTIVE" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START_CUSTOM, VisualShaderNode::PORT_TYPE_VECTOR, "custom", "CUSTOM.rgb" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START_CUSTOM, VisualShaderNode::PORT_TYPE_SCALAR, "custom_alpha", "CUSTOM.a" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START_CUSTOM, VisualShaderNode::PORT_TYPE_TRANSFORM, "transform", "TRANSFORM" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START_CUSTOM, VisualShaderNode::PORT_TYPE_SCALAR, "delta", "DELTA" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START_CUSTOM, VisualShaderNode::PORT_TYPE_SCALAR, "lifetime", "LIFETIME" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START_CUSTOM, VisualShaderNode::PORT_TYPE_SCALAR_INT, "index", "INDEX" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START_CUSTOM, VisualShaderNode::PORT_TYPE_TRANSFORM, "emission_transform", "EMISSION_TRANSFORM" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START_CUSTOM, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
// Particles, Process
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS, VisualShaderNode::PORT_TYPE_VECTOR, "attractor_force", "ATTRACTOR_FORCE" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS, VisualShaderNode::PORT_TYPE_VECTOR, "color", "COLOR.rgb" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS, VisualShaderNode::PORT_TYPE_SCALAR, "alpha", "COLOR.a" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS, VisualShaderNode::PORT_TYPE_VECTOR, "velocity", "VELOCITY" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS, VisualShaderNode::PORT_TYPE_BOOLEAN, "restart", "RESTART" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS, VisualShaderNode::PORT_TYPE_BOOLEAN, "active", "ACTIVE" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS, VisualShaderNode::PORT_TYPE_VECTOR, "custom", "CUSTOM.rgb" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS, VisualShaderNode::PORT_TYPE_SCALAR, "custom_alpha", "CUSTOM.a" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS, VisualShaderNode::PORT_TYPE_TRANSFORM, "transform", "TRANSFORM" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS, VisualShaderNode::PORT_TYPE_SCALAR, "delta", "DELTA" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS, VisualShaderNode::PORT_TYPE_SCALAR, "lifetime", "LIFETIME" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS, VisualShaderNode::PORT_TYPE_SCALAR_INT, "index", "INDEX" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS, VisualShaderNode::PORT_TYPE_TRANSFORM, "emission_transform", "EMISSION_TRANSFORM" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
// Particles, Process (Custom)
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS_CUSTOM, VisualShaderNode::PORT_TYPE_VECTOR, "attractor_force", "ATTRACTOR_FORCE" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS_CUSTOM, VisualShaderNode::PORT_TYPE_VECTOR, "color", "COLOR.rgb" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS_CUSTOM, VisualShaderNode::PORT_TYPE_SCALAR, "alpha", "COLOR.a" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS_CUSTOM, VisualShaderNode::PORT_TYPE_VECTOR, "velocity", "VELOCITY" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS_CUSTOM, VisualShaderNode::PORT_TYPE_BOOLEAN, "restart", "RESTART" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS_CUSTOM, VisualShaderNode::PORT_TYPE_BOOLEAN, "active", "ACTIVE" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS_CUSTOM, VisualShaderNode::PORT_TYPE_VECTOR, "custom", "CUSTOM.rgb" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS_CUSTOM, VisualShaderNode::PORT_TYPE_SCALAR, "custom_alpha", "CUSTOM.a" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS_CUSTOM, VisualShaderNode::PORT_TYPE_TRANSFORM, "transform", "TRANSFORM" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS_CUSTOM, VisualShaderNode::PORT_TYPE_SCALAR, "delta", "DELTA" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS_CUSTOM, VisualShaderNode::PORT_TYPE_SCALAR, "lifetime", "LIFETIME" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS_CUSTOM, VisualShaderNode::PORT_TYPE_SCALAR_INT, "index", "INDEX" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS_CUSTOM, VisualShaderNode::PORT_TYPE_TRANSFORM, "emission_transform", "EMISSION_TRANSFORM" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS_CUSTOM, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
// Particles, Collide
{ Shader::MODE_PARTICLES, VisualShader::TYPE_COLLIDE, VisualShaderNode::PORT_TYPE_VECTOR, "attractor_force", "ATTRACTOR_FORCE" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_COLLIDE, VisualShaderNode::PORT_TYPE_SCALAR, "collision_depth", "COLLISION_DEPTH" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_COLLIDE, VisualShaderNode::PORT_TYPE_VECTOR, "collision_normal", "COLLISION_NORMAL" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_COLLIDE, VisualShaderNode::PORT_TYPE_VECTOR, "color", "COLOR.rgb" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_COLLIDE, VisualShaderNode::PORT_TYPE_SCALAR, "alpha", "COLOR.a" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_COLLIDE, VisualShaderNode::PORT_TYPE_VECTOR, "velocity", "VELOCITY" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_COLLIDE, VisualShaderNode::PORT_TYPE_BOOLEAN, "restart", "RESTART" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_COLLIDE, VisualShaderNode::PORT_TYPE_BOOLEAN, "active", "ACTIVE" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_COLLIDE, VisualShaderNode::PORT_TYPE_VECTOR, "custom", "CUSTOM.rgb" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_COLLIDE, VisualShaderNode::PORT_TYPE_SCALAR, "custom_alpha", "CUSTOM.a" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_COLLIDE, VisualShaderNode::PORT_TYPE_TRANSFORM, "transform", "TRANSFORM" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_COLLIDE, VisualShaderNode::PORT_TYPE_SCALAR, "delta", "DELTA" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_COLLIDE, VisualShaderNode::PORT_TYPE_SCALAR, "lifetime", "LIFETIME" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_COLLIDE, VisualShaderNode::PORT_TYPE_SCALAR_INT, "index", "INDEX" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_COLLIDE, VisualShaderNode::PORT_TYPE_TRANSFORM, "emission_transform", "EMISSION_TRANSFORM" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_COLLIDE, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
// Sky, Sky
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_BOOLEAN, "at_cubemap_pass", "AT_CUBEMAP_PASS" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_BOOLEAN, "at_half_res_pass", "AT_HALF_RES_PASS" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_BOOLEAN, "at_quarter_res_pass", "AT_QUARTER_RES_PASS" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_VECTOR, "eyedir", "EYEDIR" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_VECTOR, "half_res_color", "HALF_RES_COLOR.rgb" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_SCALAR, "half_res_alpha", "HALF_RES_COLOR.a" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_VECTOR, "light0_color", "LIGHT0_COLOR" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_VECTOR, "light0_direction", "LIGHT0_DIRECTION" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_BOOLEAN, "light0_enabled", "LIGHT0_ENABLED" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_SCALAR, "light0_energy", "LIGHT0_ENERGY" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_VECTOR, "light1_color", "LIGHT1_COLOR" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_VECTOR, "light1_direction", "LIGHT1_DIRECTION" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_BOOLEAN, "light1_enabled", "LIGHT1_ENABLED" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_SCALAR, "light1_energy", "LIGHT1_ENERGY" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_VECTOR, "light2_color", "LIGHT2_COLOR" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_VECTOR, "light2_direction", "LIGHT2_DIRECTION" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_BOOLEAN, "light2_enabled", "LIGHT2_ENABLED" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_SCALAR, "light2_energy", "LIGHT2_ENERGY" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_VECTOR, "light3_color", "LIGHT3_COLOR" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_VECTOR, "light3_direction", "LIGHT3_DIRECTION" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_BOOLEAN, "light3_enabled", "LIGHT3_ENABLED" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_SCALAR, "light3_energy", "LIGHT3_ENERGY" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_VECTOR, "position", "POSITION" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_VECTOR, "quarter_res_color", "QUARTER_RES_COLOR.rgb" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_SCALAR, "quarter_res_alpha", "QUARTER_RES_COLOR.a" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_SAMPLER, "radiance", "RADIANCE" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_VECTOR, "screen_uv", "vec3(SCREEN_UV, 0.0)" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_VECTOR, "sky_coords", "vec3(SKY_COORDS, 0.0)" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
{ Shader::MODE_MAX, VisualShader::TYPE_MAX, VisualShaderNode::PORT_TYPE_TRANSFORM, nullptr, nullptr },
};
const VisualShaderNodeInput::Port VisualShaderNodeInput::preview_ports[] = {
// Spatial, Fragment
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "normal", "vec3(0.0, 0.0, 1.0)" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "tangent", "vec3(0.0, 1.0, 0.0)" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "binormal", "vec3(1.0, 0.0, 0.0)" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "uv", "vec3(UV, 0.0)" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "uv2", "vec3(UV, 0.0)" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "color", "vec3(1.0)" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "alpha", "1.0" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "screen_uv", "vec3(SCREEN_UV, 0.0)" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "side", "1.0" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "viewport_size", "vec3(1.0, 1.0, 0.0)" },
// Spatial, Light
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "normal", "vec3(0.0, 0.0, 1.0)" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "viewport_size", "vec3(1.0, 1.0, 0.0)" },
// Canvas Item, Vertex
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "vertex", "vec3(VERTEX, 0.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "uv", "vec3(UV, 0.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "color", "vec3(1.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_SCALAR, "alpha", "1.0" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
// Canvas Item, Fragment
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "uv", "vec3(UV, 0.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "color", "vec3(1.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "alpha", "1.0" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "screen_uv", "vec3(SCREEN_UV, 0.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
// Canvas Item, Light
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "uv", "vec3(UV, 0.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "normal", "vec3(0.0, 0.0, 1.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "color", "vec3(1.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_SCALAR, "alpha", "1.0" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "screen_uv", "vec3(SCREEN_UV, 0.0)" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
// Particles
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_COLLIDE, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_START_CUSTOM, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
{ Shader::MODE_PARTICLES, VisualShader::TYPE_PROCESS_CUSTOM, VisualShaderNode::PORT_TYPE_SCALAR, "time", "TIME" },
{ Shader::MODE_MAX, VisualShader::TYPE_MAX, VisualShaderNode::PORT_TYPE_TRANSFORM, nullptr, nullptr },
};
int VisualShaderNodeInput::get_input_port_count() const {
return 0;
}
VisualShaderNodeInput::PortType VisualShaderNodeInput::get_input_port_type(int p_port) const {
return PORT_TYPE_SCALAR;
}
String VisualShaderNodeInput::get_input_port_name(int p_port) const {
return "";
}
int VisualShaderNodeInput::get_output_port_count() const {
return 1;
}
VisualShaderNodeInput::PortType VisualShaderNodeInput::get_output_port_type(int p_port) const {
return get_input_type_by_name(input_name);
}
String VisualShaderNodeInput::get_output_port_name(int p_port) const {
return "";
}
String VisualShaderNodeInput::get_caption() const {
return "Input";
}
String VisualShaderNodeInput::generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview) const {
if (get_output_port_type(0) == PORT_TYPE_SAMPLER) {
return "";
}
if (p_for_preview) {
int idx = 0;
String code;
while (preview_ports[idx].mode != Shader::MODE_MAX) {
if (preview_ports[idx].mode == shader_mode && preview_ports[idx].shader_type == shader_type && preview_ports[idx].name == input_name) {
code = " " + p_output_vars[0] + " = " + preview_ports[idx].string + ";\n";
break;
}
idx++;
}
if (code == String()) {
switch (get_output_port_type(0)) {
case PORT_TYPE_SCALAR: {
code = " " + p_output_vars[0] + " = 0.0;\n";
} break;
case PORT_TYPE_SCALAR_INT: {
code = " " + p_output_vars[0] + " = 0;\n";
} break;
case PORT_TYPE_VECTOR: {
code = " " + p_output_vars[0] + " = vec3(0.0);\n";
} break;
case PORT_TYPE_TRANSFORM: {
code = " " + p_output_vars[0] + " = mat4(vec4(1.0, 0.0, 0.0, 0.0), vec4(0.0, 1.0, 0.0, 0.0), vec4(0.0, 0.0, 1.0, 0.0), vec4(0.0, 0.0, 0.0, 1.0));\n";
} break;
case PORT_TYPE_BOOLEAN: {
code = " " + p_output_vars[0] + " = false;\n";
} break;
default: //default (none found) is scalar
break;
}
}
return code;
} else {
int idx = 0;
String code;
while (ports[idx].mode != Shader::MODE_MAX) {
if (ports[idx].mode == shader_mode && ports[idx].shader_type == shader_type && ports[idx].name == input_name) {
code = " " + p_output_vars[0] + " = " + ports[idx].string + ";\n";
break;
}
idx++;
}
if (code == String()) {
code = " " + p_output_vars[0] + " = 0.0;\n"; //default (none found) is scalar
}
return code;
}
}
void VisualShaderNodeInput::set_input_name(String p_name) {
PortType prev_type = get_input_type_by_name(input_name);
input_name = p_name;
emit_changed();
if (get_input_type_by_name(input_name) != prev_type) {
emit_signal(SNAME("input_type_changed"));
}
}
String VisualShaderNodeInput::get_input_name() const {
return input_name;
}
String VisualShaderNodeInput::get_input_real_name() const {
int idx = 0;
while (ports[idx].mode != Shader::MODE_MAX) {
if (ports[idx].mode == shader_mode && ports[idx].shader_type == shader_type && ports[idx].name == input_name) {
return String(ports[idx].string);
}
idx++;
}
return "";
}
VisualShaderNodeInput::PortType VisualShaderNodeInput::get_input_type_by_name(String p_name) const {
int idx = 0;
while (ports[idx].mode != Shader::MODE_MAX) {
if (ports[idx].mode == shader_mode && ports[idx].shader_type == shader_type && ports[idx].name == p_name) {
return ports[idx].type;
}
idx++;
}
return PORT_TYPE_SCALAR;
}
int VisualShaderNodeInput::get_input_index_count() const {
int idx = 0;
int count = 0;
while (ports[idx].mode != Shader::MODE_MAX) {
if (ports[idx].mode == shader_mode && ports[idx].shader_type == shader_type) {
count++;
}
idx++;
}
return count;
}
VisualShaderNodeInput::PortType VisualShaderNodeInput::get_input_index_type(int p_index) const {
int idx = 0;
int count = 0;
while (ports[idx].mode != Shader::MODE_MAX) {
if (ports[idx].mode == shader_mode && ports[idx].shader_type == shader_type) {
if (count == p_index) {
return ports[idx].type;
}
count++;
}
idx++;
}
return PORT_TYPE_SCALAR;
}
String VisualShaderNodeInput::get_input_index_name(int p_index) const {
int idx = 0;
int count = 0;
while (ports[idx].mode != Shader::MODE_MAX) {
if (ports[idx].mode == shader_mode && ports[idx].shader_type == shader_type) {
if (count == p_index) {
return ports[idx].name;
}
count++;
}
idx++;
}
return "";
}
void VisualShaderNodeInput::_validate_property(PropertyInfo &property) const {
if (property.name == "input_name") {
String port_list;
int idx = 0;
while (ports[idx].mode != Shader::MODE_MAX) {
if (ports[idx].mode == shader_mode && ports[idx].shader_type == shader_type) {
if (port_list != String()) {
port_list += ",";
}
port_list += ports[idx].name;
}
idx++;
}
if (port_list == "") {
port_list = TTR("None");
}
property.hint_string = port_list;
}
}
Vector<StringName> VisualShaderNodeInput::get_editable_properties() const {
Vector<StringName> props;
props.push_back("input_name");
return props;
}
void VisualShaderNodeInput::set_shader_type(VisualShader::Type p_shader_type) {
shader_type = p_shader_type;
}
void VisualShaderNodeInput::set_shader_mode(Shader::Mode p_shader_mode) {
shader_mode = p_shader_mode;
}
void VisualShaderNodeInput::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_input_name", "name"), &VisualShaderNodeInput::set_input_name);
ClassDB::bind_method(D_METHOD("get_input_name"), &VisualShaderNodeInput::get_input_name);
ClassDB::bind_method(D_METHOD("get_input_real_name"), &VisualShaderNodeInput::get_input_real_name);
ADD_PROPERTY(PropertyInfo(Variant::STRING_NAME, "input_name", PROPERTY_HINT_ENUM, ""), "set_input_name", "get_input_name");
ADD_SIGNAL(MethodInfo("input_type_changed"));
}
VisualShaderNodeInput::VisualShaderNodeInput() {
}
////////////// UniformRef
List<VisualShaderNodeUniformRef::Uniform> uniforms;
void VisualShaderNodeUniformRef::add_uniform(const String &p_name, UniformType p_type) {
uniforms.push_back({ p_name, p_type });
}
void VisualShaderNodeUniformRef::clear_uniforms() {
uniforms.clear();
}
bool VisualShaderNodeUniformRef::has_uniform(const String &p_name) {
for (const VisualShaderNodeUniformRef::Uniform &E : uniforms) {
if (E.name == p_name) {
return true;
}
}
return false;
}
String VisualShaderNodeUniformRef::get_caption() const {
return "UniformRef";
}
int VisualShaderNodeUniformRef::get_input_port_count() const {
return 0;
}
VisualShaderNodeUniformRef::PortType VisualShaderNodeUniformRef::get_input_port_type(int p_port) const {
return PortType::PORT_TYPE_SCALAR;
}
String VisualShaderNodeUniformRef::get_input_port_name(int p_port) const {
return "";
}
int VisualShaderNodeUniformRef::get_output_port_count() const {
switch (uniform_type) {
case UniformType::UNIFORM_TYPE_FLOAT:
return 1;
case UniformType::UNIFORM_TYPE_INT:
return 1;
case UniformType::UNIFORM_TYPE_BOOLEAN:
return 1;
case UniformType::UNIFORM_TYPE_VECTOR:
return 1;
case UniformType::UNIFORM_TYPE_TRANSFORM:
return 1;
case UniformType::UNIFORM_TYPE_COLOR:
return 2;
case UniformType::UNIFORM_TYPE_SAMPLER:
return 1;
default:
break;
}
return 1;
}
VisualShaderNodeUniformRef::PortType VisualShaderNodeUniformRef::get_output_port_type(int p_port) const {
switch (uniform_type) {
case UniformType::UNIFORM_TYPE_FLOAT:
return PortType::PORT_TYPE_SCALAR;
case UniformType::UNIFORM_TYPE_INT:
return PortType::PORT_TYPE_SCALAR_INT;
case UniformType::UNIFORM_TYPE_BOOLEAN:
return PortType::PORT_TYPE_BOOLEAN;
case UniformType::UNIFORM_TYPE_VECTOR:
return PortType::PORT_TYPE_VECTOR;
case UniformType::UNIFORM_TYPE_TRANSFORM:
return PortType::PORT_TYPE_TRANSFORM;
case UniformType::UNIFORM_TYPE_COLOR:
if (p_port == 0) {
return PortType::PORT_TYPE_VECTOR;
} else if (p_port == 1) {
return PORT_TYPE_SCALAR;
}
break;
case UniformType::UNIFORM_TYPE_SAMPLER:
return PortType::PORT_TYPE_SAMPLER;
default:
break;
}
return PORT_TYPE_SCALAR;
}
String VisualShaderNodeUniformRef::get_output_port_name(int p_port) const {
switch (uniform_type) {
case UniformType::UNIFORM_TYPE_FLOAT:
return "";
case UniformType::UNIFORM_TYPE_INT:
return "";
case UniformType::UNIFORM_TYPE_BOOLEAN:
return "";
case UniformType::UNIFORM_TYPE_VECTOR:
return "";
case UniformType::UNIFORM_TYPE_TRANSFORM:
return "";
case UniformType::UNIFORM_TYPE_COLOR:
if (p_port == 0) {
return "rgb";
} else if (p_port == 1) {
return "alpha";
}
break;
case UniformType::UNIFORM_TYPE_SAMPLER:
return "";
break;
default:
break;
}
return "";
}
void VisualShaderNodeUniformRef::set_uniform_name(const String &p_name) {
uniform_name = p_name;
if (uniform_name != "[None]") {
uniform_type = get_uniform_type_by_name(uniform_name);
} else {
uniform_type = UniformType::UNIFORM_TYPE_FLOAT;
}
emit_changed();
}
String VisualShaderNodeUniformRef::get_uniform_name() const {
return uniform_name;
}
int VisualShaderNodeUniformRef::get_uniforms_count() const {
return uniforms.size();
}
String VisualShaderNodeUniformRef::get_uniform_name_by_index(int p_idx) const {
if (p_idx >= 0 && p_idx < uniforms.size()) {
return uniforms[p_idx].name;
}
return "";
}
VisualShaderNodeUniformRef::UniformType VisualShaderNodeUniformRef::get_uniform_type_by_name(const String &p_name) const {
for (int i = 0; i < uniforms.size(); i++) {
if (uniforms[i].name == p_name) {
return uniforms[i].type;
}
}
return UniformType::UNIFORM_TYPE_FLOAT;
}
VisualShaderNodeUniformRef::UniformType VisualShaderNodeUniformRef::get_uniform_type_by_index(int p_idx) const {
if (p_idx >= 0 && p_idx < uniforms.size()) {
return uniforms[p_idx].type;
}
return UniformType::UNIFORM_TYPE_FLOAT;
}
VisualShaderNodeUniformRef::PortType VisualShaderNodeUniformRef::get_port_type_by_index(int p_idx) const {
if (p_idx >= 0 && p_idx < uniforms.size()) {
switch (uniforms[p_idx].type) {
case UniformType::UNIFORM_TYPE_FLOAT:
return PORT_TYPE_SCALAR;
case UniformType::UNIFORM_TYPE_INT:
return PORT_TYPE_SCALAR_INT;
case UniformType::UNIFORM_TYPE_SAMPLER:
return PORT_TYPE_SAMPLER;
case UniformType::UNIFORM_TYPE_VECTOR:
return PORT_TYPE_VECTOR;
case UniformType::UNIFORM_TYPE_TRANSFORM:
return PORT_TYPE_TRANSFORM;
case UniformType::UNIFORM_TYPE_COLOR:
return PORT_TYPE_VECTOR;
default:
break;
}
}
return PORT_TYPE_SCALAR;
}
String VisualShaderNodeUniformRef::generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview) const {
switch (uniform_type) {
case UniformType::UNIFORM_TYPE_FLOAT:
if (uniform_name == "[None]") {
return " " + p_output_vars[0] + " = 0.0;\n";
}
return " " + p_output_vars[0] + " = " + get_uniform_name() + ";\n";
case UniformType::UNIFORM_TYPE_INT:
return " " + p_output_vars[0] + " = " + get_uniform_name() + ";\n";
case UniformType::UNIFORM_TYPE_BOOLEAN:
return " " + p_output_vars[0] + " = " + get_uniform_name() + ";\n";
case UniformType::UNIFORM_TYPE_VECTOR:
return " " + p_output_vars[0] + " = " + get_uniform_name() + ";\n";
case UniformType::UNIFORM_TYPE_TRANSFORM:
return " " + p_output_vars[0] + " = " + get_uniform_name() + ";\n";
case UniformType::UNIFORM_TYPE_COLOR: {
String code = " " + p_output_vars[0] + " = " + get_uniform_name() + ".rgb;\n";
code += " " + p_output_vars[1] + " = " + get_uniform_name() + ".a;\n";
return code;
} break;
case UniformType::UNIFORM_TYPE_SAMPLER:
break;
default:
break;
}
return "";
}
void VisualShaderNodeUniformRef::_set_uniform_type(int p_uniform_type) {
uniform_type = (UniformType)p_uniform_type;
}
int VisualShaderNodeUniformRef::_get_uniform_type() const {
return (int)uniform_type;
}
void VisualShaderNodeUniformRef::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_uniform_name", "name"), &VisualShaderNodeUniformRef::set_uniform_name);
ClassDB::bind_method(D_METHOD("get_uniform_name"), &VisualShaderNodeUniformRef::get_uniform_name);
ClassDB::bind_method(D_METHOD("_set_uniform_type", "type"), &VisualShaderNodeUniformRef::_set_uniform_type);
ClassDB::bind_method(D_METHOD("_get_uniform_type"), &VisualShaderNodeUniformRef::_get_uniform_type);
ADD_PROPERTY(PropertyInfo(Variant::STRING_NAME, "uniform_name", PROPERTY_HINT_ENUM, ""), "set_uniform_name", "get_uniform_name");
ADD_PROPERTY(PropertyInfo(Variant::INT, "uniform_type", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_INTERNAL), "_set_uniform_type", "_get_uniform_type");
}
Vector<StringName> VisualShaderNodeUniformRef::get_editable_properties() const {
Vector<StringName> props;
props.push_back("uniform_name");
props.push_back("uniform_type");
return props;
}
VisualShaderNodeUniformRef::VisualShaderNodeUniformRef() {
}
////////////////////////////////////////////
const VisualShaderNodeOutput::Port VisualShaderNodeOutput::ports[] = {
////////////////////////////////////////////////////////////////////////
// Node3D.
////////////////////////////////////////////////////////////////////////
// Node3D, Vertex.
////////////////////////////////////////////////////////////////////////
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "vertex", "VERTEX" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "normal", "NORMAL" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "tangent", "TANGENT" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "binormal", "BINORMAL" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "uv", "UV:xy" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "uv2", "UV2:xy" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "color", "COLOR.rgb" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_SCALAR, "alpha", "COLOR.a" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_SCALAR, "roughness", "ROUGHNESS" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_TRANSFORM, "model_view_matrix", "MODELVIEW_MATRIX" },
////////////////////////////////////////////////////////////////////////
// Node3D, Fragment.
////////////////////////////////////////////////////////////////////////
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "albedo", "ALBEDO" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "alpha", "ALPHA" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "metallic", "METALLIC" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "roughness", "ROUGHNESS" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "specular", "SPECULAR" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "emission", "EMISSION" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "ao", "AO" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "normal", "NORMAL" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "normal_map", "NORMAL_MAP" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "normal_map_depth", "NORMAL_MAP_DEPTH" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "rim", "RIM" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "rim_tint", "RIM_TINT" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "clearcoat", "CLEARCOAT" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "clearcoat_gloss", "CLEARCOAT_GLOSS" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "anisotropy", "ANISOTROPY" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "anisotropy_flow", "ANISOTROPY_FLOW:xy" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "subsurf_scatter", "SSS_STRENGTH" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "backlight", "BACKLIGHT" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "alpha_scissor_threshold", "ALPHA_SCISSOR_THRESHOLD" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "ao_light_affect", "AO_LIGHT_AFFECT" },
////////////////////////////////////////////////////////////////////////
// Node3D, Light.
////////////////////////////////////////////////////////////////////////
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "diffuse", "DIFFUSE_LIGHT" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "specular", "SPECULAR_LIGHT" },
{ Shader::MODE_SPATIAL, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_SCALAR, "alpha", "ALPHA" },
////////////////////////////////////////////////////////////////////////
// Canvas Item.
////////////////////////////////////////////////////////////////////////
// Canvas Item, Vertex.
////////////////////////////////////////////////////////////////////////
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "vertex", "VERTEX:xy" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "uv", "UV:xy" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_VECTOR, "color", "COLOR.rgb" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_SCALAR, "alpha", "COLOR.a" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_VERTEX, VisualShaderNode::PORT_TYPE_SCALAR, "point_size", "POINT_SIZE" },
////////////////////////////////////////////////////////////////////////
// Canvas Item, Fragment.
////////////////////////////////////////////////////////////////////////
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "color", "COLOR.rgb" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "alpha", "COLOR.a" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "normal", "NORMAL" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "normal_map", "NORMAL_MAP" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_SCALAR, "normal_map_depth", "NORMAL_MAP_DEPTH" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "light_vertex", "LIGHT_VERTEX" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_FRAGMENT, VisualShaderNode::PORT_TYPE_VECTOR, "shadow_vertex", "SHADOW_VERTEX:xy" },
////////////////////////////////////////////////////////////////////////
// Canvas Item, Light.
////////////////////////////////////////////////////////////////////////
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_VECTOR, "light", "LIGHT.rgb" },
{ Shader::MODE_CANVAS_ITEM, VisualShader::TYPE_LIGHT, VisualShaderNode::PORT_TYPE_SCALAR, "light_alpha", "LIGHT.a" },
////////////////////////////////////////////////////////////////////////
// Sky, Sky.
////////////////////////////////////////////////////////////////////////
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_VECTOR, "color", "COLOR" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_SCALAR, "alpha", "ALPHA" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_VECTOR, "fog", "FOG.rgb" },
{ Shader::MODE_SKY, VisualShader::TYPE_SKY, VisualShaderNode::PORT_TYPE_SCALAR, "fog_alpha", "FOG.a" },
////////////////////////////////////////////////////////////////////////
{ Shader::MODE_MAX, VisualShader::TYPE_MAX, VisualShaderNode::PORT_TYPE_TRANSFORM, nullptr, nullptr },
};
int VisualShaderNodeOutput::get_input_port_count() const {
int idx = 0;
int count = 0;
while (ports[idx].mode != Shader::MODE_MAX) {
if (ports[idx].mode == shader_mode && ports[idx].shader_type == shader_type) {
count++;
}
idx++;
}
return count;
}
VisualShaderNodeOutput::PortType VisualShaderNodeOutput::get_input_port_type(int p_port) const {
int idx = 0;
int count = 0;
while (ports[idx].mode != Shader::MODE_MAX) {
if (ports[idx].mode == shader_mode && ports[idx].shader_type == shader_type) {
if (count == p_port) {
return ports[idx].type;
}
count++;
}
idx++;
}
return PORT_TYPE_SCALAR;
}
String VisualShaderNodeOutput::get_input_port_name(int p_port) const {
int idx = 0;
int count = 0;
while (ports[idx].mode != Shader::MODE_MAX) {
if (ports[idx].mode == shader_mode && ports[idx].shader_type == shader_type) {
if (count == p_port) {
return String(ports[idx].name).capitalize();
}
count++;
}
idx++;
}
return String();
}
Variant VisualShaderNodeOutput::get_input_port_default_value(int p_port) const {
return Variant();
}
int VisualShaderNodeOutput::get_output_port_count() const {
return 0;
}
VisualShaderNodeOutput::PortType VisualShaderNodeOutput::get_output_port_type(int p_port) const {
return PORT_TYPE_SCALAR;
}
String VisualShaderNodeOutput::get_output_port_name(int p_port) const {
return String();
}
bool VisualShaderNodeOutput::is_port_separator(int p_index) const {
if (shader_mode == Shader::MODE_SPATIAL && shader_type == VisualShader::TYPE_VERTEX) {
String name = get_input_port_name(p_index);
return bool(name == "Model View Matrix");
}
if (shader_mode == Shader::MODE_SPATIAL && shader_type == VisualShader::TYPE_FRAGMENT) {
String name = get_input_port_name(p_index);
return bool(name == "Normal" || name == "Rim" || name == "Alpha Scissor Threshold");
}
return false;
}
String VisualShaderNodeOutput::get_caption() const {
return "Output";
}
String VisualShaderNodeOutput::generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview) const {
int idx = 0;
int count = 0;
String code;
while (ports[idx].mode != Shader::MODE_MAX) {
if (ports[idx].mode == shader_mode && ports[idx].shader_type == shader_type) {
if (p_input_vars[count] != String()) {
String s = ports[idx].string;
if (s.find(":") != -1) {
code += " " + s.get_slicec(':', 0) + " = " + p_input_vars[count] + "." + s.get_slicec(':', 1) + ";\n";
} else {
code += " " + s + " = " + p_input_vars[count] + ";\n";
}
}
count++;
}
idx++;
}
return code;
}
VisualShaderNodeOutput::VisualShaderNodeOutput() {
}
///////////////////////////
void VisualShaderNodeUniform::set_uniform_name(const String &p_name) {
uniform_name = p_name;
emit_signal(SNAME("name_changed"));
emit_changed();
}
String VisualShaderNodeUniform::get_uniform_name() const {
return uniform_name;
}
void VisualShaderNodeUniform::set_qualifier(VisualShaderNodeUniform::Qualifier p_qual) {
ERR_FAIL_INDEX(int(p_qual), int(QUAL_MAX));
if (qualifier == p_qual) {
return;
}
qualifier = p_qual;
emit_changed();
}
VisualShaderNodeUniform::Qualifier VisualShaderNodeUniform::get_qualifier() const {
return qualifier;
}
void VisualShaderNodeUniform::set_global_code_generated(bool p_enabled) {
global_code_generated = p_enabled;
}
bool VisualShaderNodeUniform::is_global_code_generated() const {
return global_code_generated;
}
void VisualShaderNodeUniform::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_uniform_name", "name"), &VisualShaderNodeUniform::set_uniform_name);
ClassDB::bind_method(D_METHOD("get_uniform_name"), &VisualShaderNodeUniform::get_uniform_name);
ClassDB::bind_method(D_METHOD("set_qualifier", "qualifier"), &VisualShaderNodeUniform::set_qualifier);
ClassDB::bind_method(D_METHOD("get_qualifier"), &VisualShaderNodeUniform::get_qualifier);
ADD_PROPERTY(PropertyInfo(Variant::STRING_NAME, "uniform_name"), "set_uniform_name", "get_uniform_name");
ADD_PROPERTY(PropertyInfo(Variant::INT, "qualifier", PROPERTY_HINT_ENUM, "None,Global,Instance"), "set_qualifier", "get_qualifier");
BIND_ENUM_CONSTANT(QUAL_NONE);
BIND_ENUM_CONSTANT(QUAL_GLOBAL);
BIND_ENUM_CONSTANT(QUAL_INSTANCE);
BIND_ENUM_CONSTANT(QUAL_MAX);
}
String VisualShaderNodeUniform::_get_qual_str() const {
if (is_qualifier_supported(qualifier)) {
switch (qualifier) {
case QUAL_NONE:
break;
case QUAL_GLOBAL:
return "global ";
case QUAL_INSTANCE:
return "instance ";
default:
break;
}
}
return String();
}
String VisualShaderNodeUniform::get_warning(Shader::Mode p_mode, VisualShader::Type p_type) const {
List<String> keyword_list;
ShaderLanguage::get_keyword_list(&keyword_list);
if (keyword_list.find(uniform_name)) {
return TTR("Shader keywords cannot be used as uniform names.\nChoose another name.");
}
if (!is_qualifier_supported(qualifier)) {
String qualifier_str;
switch (qualifier) {
case QUAL_NONE:
break;
case QUAL_GLOBAL:
qualifier_str = "global";
break;
case QUAL_INSTANCE:
qualifier_str = "instance";
break;
default:
break;
}
return vformat(TTR("This uniform type does not support the '%s' qualifier."), qualifier_str);
} else if (qualifier == Qualifier::QUAL_GLOBAL) {
RS::GlobalVariableType gvt = RS::get_singleton()->global_variable_get_type(uniform_name);
if (gvt == RS::GLOBAL_VAR_TYPE_MAX) {
return vformat(TTR("Global uniform '%s' does not exist.\nCreate it in the Project Settings."), uniform_name);
}
bool incompatible_type = false;
switch (gvt) {
case RS::GLOBAL_VAR_TYPE_FLOAT: {
if (!Object::cast_to<VisualShaderNodeFloatUniform>(this)) {
incompatible_type = true;
}
} break;
case RS::GLOBAL_VAR_TYPE_INT: {
if (!Object::cast_to<VisualShaderNodeIntUniform>(this)) {
incompatible_type = true;
}
} break;
case RS::GLOBAL_VAR_TYPE_BOOL: {
if (!Object::cast_to<VisualShaderNodeBooleanUniform>(this)) {
incompatible_type = true;
}
} break;
case RS::GLOBAL_VAR_TYPE_COLOR: {
if (!Object::cast_to<VisualShaderNodeColorUniform>(this)) {
incompatible_type = true;
}
} break;
case RS::GLOBAL_VAR_TYPE_VEC3: {
if (!Object::cast_to<VisualShaderNodeVec3Uniform>(this)) {
incompatible_type = true;
}
} break;
case RS::GLOBAL_VAR_TYPE_TRANSFORM: {
if (!Object::cast_to<VisualShaderNodeTransformUniform>(this)) {
incompatible_type = true;
}
} break;
case RS::GLOBAL_VAR_TYPE_SAMPLER2D: {
if (!Object::cast_to<VisualShaderNodeTextureUniform>(this)) {
incompatible_type = true;
}
} break;
case RS::GLOBAL_VAR_TYPE_SAMPLER3D: {
if (!Object::cast_to<VisualShaderNodeTexture3DUniform>(this)) {
incompatible_type = true;
}
} break;
case RS::GLOBAL_VAR_TYPE_SAMPLER2DARRAY: {
if (!Object::cast_to<VisualShaderNodeTexture2DArrayUniform>(this)) {
incompatible_type = true;
}
} break;
case RS::GLOBAL_VAR_TYPE_SAMPLERCUBE: {
if (!Object::cast_to<VisualShaderNodeCubemapUniform>(this)) {
incompatible_type = true;
}
} break;
default:
break;
}
if (incompatible_type) {
return vformat(TTR("Global uniform '%s' has an incompatible type for this kind of node.\nChange it in the Project Settings."), uniform_name);
}
}
return String();
}
Vector<StringName> VisualShaderNodeUniform::get_editable_properties() const {
Vector<StringName> props;
props.push_back("qualifier");
return props;
}
VisualShaderNodeUniform::VisualShaderNodeUniform() {
}
////////////// ResizeableBase
void VisualShaderNodeResizableBase::set_size(const Vector2 &p_size) {
size = p_size;
}
Vector2 VisualShaderNodeResizableBase::get_size() const {
return size;
}
void VisualShaderNodeResizableBase::set_allow_v_resize(bool p_enabled) {
allow_v_resize = p_enabled;
}
bool VisualShaderNodeResizableBase::is_allow_v_resize() const {
return allow_v_resize;
}
void VisualShaderNodeResizableBase::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_size", "size"), &VisualShaderNodeResizableBase::set_size);
ClassDB::bind_method(D_METHOD("get_size"), &VisualShaderNodeResizableBase::get_size);
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "size"), "set_size", "get_size");
}
VisualShaderNodeResizableBase::VisualShaderNodeResizableBase() {
set_allow_v_resize(true);
}
////////////// Comment
String VisualShaderNodeComment::get_caption() const {
return title;
}
int VisualShaderNodeComment::get_input_port_count() const {
return 0;
}
VisualShaderNodeComment::PortType VisualShaderNodeComment::get_input_port_type(int p_port) const {
return PortType::PORT_TYPE_SCALAR;
}
String VisualShaderNodeComment::get_input_port_name(int p_port) const {
return String();
}
int VisualShaderNodeComment::get_output_port_count() const {
return 0;
}
VisualShaderNodeComment::PortType VisualShaderNodeComment::get_output_port_type(int p_port) const {
return PortType::PORT_TYPE_SCALAR;
}
String VisualShaderNodeComment::get_output_port_name(int p_port) const {
return String();
}
void VisualShaderNodeComment::set_title(const String &p_title) {
title = p_title;
}
String VisualShaderNodeComment::get_title() const {
return title;
}
void VisualShaderNodeComment::set_description(const String &p_description) {
description = p_description;
}
String VisualShaderNodeComment::get_description() const {
return description;
}
String VisualShaderNodeComment::generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview) const {
return String();
}
void VisualShaderNodeComment::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_title", "title"), &VisualShaderNodeComment::set_title);
ClassDB::bind_method(D_METHOD("get_title"), &VisualShaderNodeComment::get_title);
ClassDB::bind_method(D_METHOD("set_description", "description"), &VisualShaderNodeComment::set_description);
ClassDB::bind_method(D_METHOD("get_description"), &VisualShaderNodeComment::get_description);
ADD_PROPERTY(PropertyInfo(Variant::STRING, "title"), "set_title", "get_title");
ADD_PROPERTY(PropertyInfo(Variant::STRING, "description"), "set_description", "get_description");
}
VisualShaderNodeComment::VisualShaderNodeComment() {
}
////////////// GroupBase
void VisualShaderNodeGroupBase::set_inputs(const String &p_inputs) {
if (inputs == p_inputs) {
return;
}
clear_input_ports();
inputs = p_inputs;
Vector<String> input_strings = inputs.split(";", false);
int input_port_count = input_strings.size();
for (int i = 0; i < input_port_count; i++) {
Vector<String> arr = input_strings[i].split(",");
ERR_FAIL_COND(arr.size() != 3);
int port_idx = arr[0].to_int();
int port_type = arr[1].to_int();
String port_name = arr[2];
Port port;
port.type = (PortType)port_type;
port.name = port_name;
input_ports[port_idx] = port;
}
}
String VisualShaderNodeGroupBase::get_inputs() const {
return inputs;
}
void VisualShaderNodeGroupBase::set_outputs(const String &p_outputs) {
if (outputs == p_outputs) {
return;
}
clear_output_ports();
outputs = p_outputs;
Vector<String> output_strings = outputs.split(";", false);
int output_port_count = output_strings.size();
for (int i = 0; i < output_port_count; i++) {
Vector<String> arr = output_strings[i].split(",");
ERR_FAIL_COND(arr.size() != 3);
int port_idx = arr[0].to_int();
int port_type = arr[1].to_int();
String port_name = arr[2];
Port port;
port.type = (PortType)port_type;
port.name = port_name;
output_ports[port_idx] = port;
}
}
String VisualShaderNodeGroupBase::get_outputs() const {
return outputs;
}
bool VisualShaderNodeGroupBase::is_valid_port_name(const String &p_name) const {
if (!p_name.is_valid_identifier()) {
return false;
}
for (int i = 0; i < get_input_port_count(); i++) {
if (get_input_port_name(i) == p_name) {
return false;
}
}
for (int i = 0; i < get_output_port_count(); i++) {
if (get_output_port_name(i) == p_name) {
return false;
}
}
return true;
}
void VisualShaderNodeGroupBase::add_input_port(int p_id, int p_type, const String &p_name) {
ERR_FAIL_COND(has_input_port(p_id));
ERR_FAIL_INDEX(p_type, int(PORT_TYPE_MAX));
ERR_FAIL_COND(!is_valid_port_name(p_name));
String str = itos(p_id) + "," + itos(p_type) + "," + p_name + ";";
Vector<String> inputs_strings = inputs.split(";", false);
int index = 0;
if (p_id < inputs_strings.size()) {
for (int i = 0; i < inputs_strings.size(); i++) {
if (i == p_id) {
inputs = inputs.insert(index, str);
break;
}
index += inputs_strings[i].size();
}
} else {
inputs += str;
}
inputs_strings = inputs.split(";", false);
index = 0;
for (int i = 0; i < inputs_strings.size(); i++) {
int count = 0;
for (int j = 0; j < inputs_strings[i].size(); j++) {
if (inputs_strings[i][j] == ',') {
break;
}
count++;
}
inputs.erase(index, count);
inputs = inputs.insert(index, itos(i));
index += inputs_strings[i].size();
}
_apply_port_changes();
emit_changed();
}
void VisualShaderNodeGroupBase::remove_input_port(int p_id) {
ERR_FAIL_COND(!has_input_port(p_id));
Vector<String> inputs_strings = inputs.split(";", false);
int count = 0;
int index = 0;
for (int i = 0; i < inputs_strings.size(); i++) {
Vector<String> arr = inputs_strings[i].split(",");
if (arr[0].to_int() == p_id) {
count = inputs_strings[i].size();
break;
}
index += inputs_strings[i].size();
}
inputs.erase(index, count);
inputs_strings = inputs.split(";", false);
inputs = inputs.substr(0, index);
for (int i = p_id; i < inputs_strings.size(); i++) {
inputs += inputs_strings[i].replace_first(inputs_strings[i].split(",")[0], itos(i)) + ";";
}
_apply_port_changes();
emit_changed();
}
int VisualShaderNodeGroupBase::get_input_port_count() const {
return input_ports.size();
}
bool VisualShaderNodeGroupBase::has_input_port(int p_id) const {
return input_ports.has(p_id);
}
void VisualShaderNodeGroupBase::add_output_port(int p_id, int p_type, const String &p_name) {
ERR_FAIL_COND(has_output_port(p_id));
ERR_FAIL_INDEX(p_type, int(PORT_TYPE_MAX));
ERR_FAIL_COND(!is_valid_port_name(p_name));
String str = itos(p_id) + "," + itos(p_type) + "," + p_name + ";";
Vector<String> outputs_strings = outputs.split(";", false);
int index = 0;
if (p_id < outputs_strings.size()) {
for (int i = 0; i < outputs_strings.size(); i++) {
if (i == p_id) {
outputs = outputs.insert(index, str);
break;
}
index += outputs_strings[i].size();
}
} else {
outputs += str;
}
outputs_strings = outputs.split(";", false);
index = 0;
for (int i = 0; i < outputs_strings.size(); i++) {
int count = 0;
for (int j = 0; j < outputs_strings[i].size(); j++) {
if (outputs_strings[i][j] == ',') {
break;
}
count++;
}
outputs.erase(index, count);
outputs = outputs.insert(index, itos(i));
index += outputs_strings[i].size();
}
_apply_port_changes();
emit_changed();
}
void VisualShaderNodeGroupBase::remove_output_port(int p_id) {
ERR_FAIL_COND(!has_output_port(p_id));
Vector<String> outputs_strings = outputs.split(";", false);
int count = 0;
int index = 0;
for (int i = 0; i < outputs_strings.size(); i++) {
Vector<String> arr = outputs_strings[i].split(",");
if (arr[0].to_int() == p_id) {
count = outputs_strings[i].size();
break;
}
index += outputs_strings[i].size();
}
outputs.erase(index, count);
outputs_strings = outputs.split(";", false);
outputs = outputs.substr(0, index);
for (int i = p_id; i < outputs_strings.size(); i++) {
outputs += outputs_strings[i].replace_first(outputs_strings[i].split(",")[0], itos(i)) + ";";
}
_apply_port_changes();
emit_changed();
}
int VisualShaderNodeGroupBase::get_output_port_count() const {
return output_ports.size();
}
bool VisualShaderNodeGroupBase::has_output_port(int p_id) const {
return output_ports.has(p_id);
}
void VisualShaderNodeGroupBase::clear_input_ports() {
input_ports.clear();
}
void VisualShaderNodeGroupBase::clear_output_ports() {
output_ports.clear();
}
void VisualShaderNodeGroupBase::set_input_port_type(int p_id, int p_type) {
ERR_FAIL_COND(!has_input_port(p_id));
ERR_FAIL_INDEX(p_type, int(PORT_TYPE_MAX));
if (input_ports[p_id].type == p_type) {
return;
}
Vector<String> inputs_strings = inputs.split(";", false);
int count = 0;
int index = 0;
for (int i = 0; i < inputs_strings.size(); i++) {
Vector<String> arr = inputs_strings[i].split(",");
ERR_FAIL_COND(arr.size() != 3);
if (arr[0].to_int() == p_id) {
index += arr[0].size();
count = arr[1].size() - 1;
break;
}
index += inputs_strings[i].size();
}
inputs.erase(index, count);
inputs = inputs.insert(index, itos(p_type));
_apply_port_changes();
emit_changed();
}
VisualShaderNodeGroupBase::PortType VisualShaderNodeGroupBase::get_input_port_type(int p_id) const {
ERR_FAIL_COND_V(!input_ports.has(p_id), (PortType)0);
return input_ports[p_id].type;
}
void VisualShaderNodeGroupBase::set_input_port_name(int p_id, const String &p_name) {
ERR_FAIL_COND(!has_input_port(p_id));
ERR_FAIL_COND(!is_valid_port_name(p_name));
if (input_ports[p_id].name == p_name) {
return;
}
Vector<String> inputs_strings = inputs.split(";", false);
int count = 0;
int index = 0;
for (int i = 0; i < inputs_strings.size(); i++) {
Vector<String> arr = inputs_strings[i].split(",");
ERR_FAIL_COND(arr.size() != 3);
if (arr[0].to_int() == p_id) {
index += arr[0].size() + arr[1].size();
count = arr[2].size() - 1;
break;
}
index += inputs_strings[i].size();
}
inputs.erase(index, count);
inputs = inputs.insert(index, p_name);
_apply_port_changes();
emit_changed();
}
String VisualShaderNodeGroupBase::get_input_port_name(int p_id) const {
ERR_FAIL_COND_V(!input_ports.has(p_id), "");
return input_ports[p_id].name;
}
void VisualShaderNodeGroupBase::set_output_port_type(int p_id, int p_type) {
ERR_FAIL_COND(!has_output_port(p_id));
ERR_FAIL_INDEX(p_type, int(PORT_TYPE_MAX));
if (output_ports[p_id].type == p_type) {
return;
}
Vector<String> output_strings = outputs.split(";", false);
int count = 0;
int index = 0;
for (int i = 0; i < output_strings.size(); i++) {
Vector<String> arr = output_strings[i].split(",");
ERR_FAIL_COND(arr.size() != 3);
if (arr[0].to_int() == p_id) {
index += arr[0].size();
count = arr[1].size() - 1;
break;
}
index += output_strings[i].size();
}
outputs.erase(index, count);
outputs = outputs.insert(index, itos(p_type));
_apply_port_changes();
emit_changed();
}
VisualShaderNodeGroupBase::PortType VisualShaderNodeGroupBase::get_output_port_type(int p_id) const {
ERR_FAIL_COND_V(!output_ports.has(p_id), (PortType)0);
return output_ports[p_id].type;
}
void VisualShaderNodeGroupBase::set_output_port_name(int p_id, const String &p_name) {
ERR_FAIL_COND(!has_output_port(p_id));
ERR_FAIL_COND(!is_valid_port_name(p_name));
if (output_ports[p_id].name == p_name) {
return;
}
Vector<String> output_strings = outputs.split(";", false);
int count = 0;
int index = 0;
for (int i = 0; i < output_strings.size(); i++) {
Vector<String> arr = output_strings[i].split(",");
ERR_FAIL_COND(arr.size() != 3);
if (arr[0].to_int() == p_id) {
index += arr[0].size() + arr[1].size();
count = arr[2].size() - 1;
break;
}
index += output_strings[i].size();
}
outputs.erase(index, count);
outputs = outputs.insert(index, p_name);
_apply_port_changes();
emit_changed();
}
String VisualShaderNodeGroupBase::get_output_port_name(int p_id) const {
ERR_FAIL_COND_V(!output_ports.has(p_id), "");
return output_ports[p_id].name;
}
int VisualShaderNodeGroupBase::get_free_input_port_id() const {
return input_ports.size();
}
int VisualShaderNodeGroupBase::get_free_output_port_id() const {
return output_ports.size();
}
void VisualShaderNodeGroupBase::set_ctrl_pressed(Control *p_control, int p_index) {
controls[p_index] = p_control;
}
Control *VisualShaderNodeGroupBase::is_ctrl_pressed(int p_index) {
ERR_FAIL_COND_V(!controls.has(p_index), nullptr);
return controls[p_index];
}
void VisualShaderNodeGroupBase::_apply_port_changes() {
Vector<String> inputs_strings = inputs.split(";", false);
Vector<String> outputs_strings = outputs.split(";", false);
clear_input_ports();
clear_output_ports();
for (int i = 0; i < inputs_strings.size(); i++) {
Vector<String> arr = inputs_strings[i].split(",");
ERR_FAIL_COND(arr.size() != 3);
Port port;
port.type = (PortType)arr[1].to_int();
port.name = arr[2];
input_ports[i] = port;
}
for (int i = 0; i < outputs_strings.size(); i++) {
Vector<String> arr = outputs_strings[i].split(",");
ERR_FAIL_COND(arr.size() != 3);
Port port;
port.type = (PortType)arr[1].to_int();
port.name = arr[2];
output_ports[i] = port;
}
}
void VisualShaderNodeGroupBase::set_editable(bool p_enabled) {
editable = p_enabled;
}
bool VisualShaderNodeGroupBase::is_editable() const {
return editable;
}
void VisualShaderNodeGroupBase::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_inputs", "inputs"), &VisualShaderNodeGroupBase::set_inputs);
ClassDB::bind_method(D_METHOD("get_inputs"), &VisualShaderNodeGroupBase::get_inputs);
ClassDB::bind_method(D_METHOD("set_outputs", "outputs"), &VisualShaderNodeGroupBase::set_outputs);
ClassDB::bind_method(D_METHOD("get_outputs"), &VisualShaderNodeGroupBase::get_outputs);
ClassDB::bind_method(D_METHOD("is_valid_port_name", "name"), &VisualShaderNodeGroupBase::is_valid_port_name);
ClassDB::bind_method(D_METHOD("add_input_port", "id", "type", "name"), &VisualShaderNodeGroupBase::add_input_port);
ClassDB::bind_method(D_METHOD("remove_input_port", "id"), &VisualShaderNodeGroupBase::remove_input_port);
ClassDB::bind_method(D_METHOD("get_input_port_count"), &VisualShaderNodeGroupBase::get_input_port_count);
ClassDB::bind_method(D_METHOD("has_input_port", "id"), &VisualShaderNodeGroupBase::has_input_port);
ClassDB::bind_method(D_METHOD("clear_input_ports"), &VisualShaderNodeGroupBase::clear_input_ports);
ClassDB::bind_method(D_METHOD("add_output_port", "id", "type", "name"), &VisualShaderNodeGroupBase::add_output_port);
ClassDB::bind_method(D_METHOD("remove_output_port", "id"), &VisualShaderNodeGroupBase::remove_output_port);
ClassDB::bind_method(D_METHOD("get_output_port_count"), &VisualShaderNodeGroupBase::get_output_port_count);
ClassDB::bind_method(D_METHOD("has_output_port", "id"), &VisualShaderNodeGroupBase::has_output_port);
ClassDB::bind_method(D_METHOD("clear_output_ports"), &VisualShaderNodeGroupBase::clear_output_ports);
ClassDB::bind_method(D_METHOD("set_input_port_name", "id", "name"), &VisualShaderNodeGroupBase::set_input_port_name);
ClassDB::bind_method(D_METHOD("set_input_port_type", "id", "type"), &VisualShaderNodeGroupBase::set_input_port_type);
ClassDB::bind_method(D_METHOD("set_output_port_name", "id", "name"), &VisualShaderNodeGroupBase::set_output_port_name);
ClassDB::bind_method(D_METHOD("set_output_port_type", "id", "type"), &VisualShaderNodeGroupBase::set_output_port_type);
ClassDB::bind_method(D_METHOD("get_free_input_port_id"), &VisualShaderNodeGroupBase::get_free_input_port_id);
ClassDB::bind_method(D_METHOD("get_free_output_port_id"), &VisualShaderNodeGroupBase::get_free_output_port_id);
}
String VisualShaderNodeGroupBase::generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview) const {
return "";
}
VisualShaderNodeGroupBase::VisualShaderNodeGroupBase() {
simple_decl = false;
}
////////////// Expression
String VisualShaderNodeExpression::get_caption() const {
return "Expression";
}
void VisualShaderNodeExpression::set_expression(const String &p_expression) {
expression = p_expression;
emit_changed();
}
String VisualShaderNodeExpression::get_expression() const {
return expression;
}
String VisualShaderNodeExpression::generate_code(Shader::Mode p_mode, VisualShader::Type p_type, int p_id, const String *p_input_vars, const String *p_output_vars, bool p_for_preview) const {
String _expression = expression;
_expression = _expression.insert(0, "\n");
_expression = _expression.replace("\n", "\n ");
static Vector<String> pre_symbols;
if (pre_symbols.is_empty()) {
pre_symbols.push_back(" ");
pre_symbols.push_back(",");
pre_symbols.push_back(";");
pre_symbols.push_back("{");
pre_symbols.push_back("[");
pre_symbols.push_back("]");
pre_symbols.push_back("(");
pre_symbols.push_back(" ");
pre_symbols.push_back("-");
pre_symbols.push_back("*");
pre_symbols.push_back("/");
pre_symbols.push_back("+");
pre_symbols.push_back("=");
pre_symbols.push_back("&");
pre_symbols.push_back("|");
pre_symbols.push_back("!");
}
static Vector<String> post_symbols;
if (post_symbols.is_empty()) {
post_symbols.push_back(" ");
post_symbols.push_back("\n");
post_symbols.push_back(",");
post_symbols.push_back(";");
post_symbols.push_back("}");
post_symbols.push_back("[");
post_symbols.push_back("]");
post_symbols.push_back(")");
post_symbols.push_back(" ");
post_symbols.push_back(".");
post_symbols.push_back("-");
post_symbols.push_back("*");
post_symbols.push_back("/");
post_symbols.push_back("+");
post_symbols.push_back("=");
post_symbols.push_back("&");
post_symbols.push_back("|");
post_symbols.push_back("!");
}
for (int i = 0; i < get_input_port_count(); i++) {
for (int j = 0; j < pre_symbols.size(); j++) {
for (int k = 0; k < post_symbols.size(); k++) {
_expression = _expression.replace(pre_symbols[j] + get_input_port_name(i) + post_symbols[k], pre_symbols[j] + p_input_vars[i] + post_symbols[k]);
}
}
}
for (int i = 0; i < get_output_port_count(); i++) {
for (int j = 0; j < pre_symbols.size(); j++) {
for (int k = 0; k < post_symbols.size(); k++) {
_expression = _expression.replace(pre_symbols[j] + get_output_port_name(i) + post_symbols[k], pre_symbols[j] + p_output_vars[i] + post_symbols[k]);
}
}
}
String output_initializer;
for (int i = 0; i < get_output_port_count(); i++) {
int port_type = get_output_port_type(i);
String tk = "";
switch (port_type) {
case PORT_TYPE_SCALAR:
tk = "0.0";
break;
case PORT_TYPE_SCALAR_INT:
tk = "0";
break;
case PORT_TYPE_VECTOR:
tk = "vec3(0.0, 0.0, 0.0)";
break;
case PORT_TYPE_BOOLEAN:
tk = "false";
break;
case PORT_TYPE_TRANSFORM:
tk = "mat4(1.0)";
break;
default:
continue;
}
output_initializer += " " + p_output_vars[i] + " = " + tk + ";\n";
}
String code;
code += output_initializer;
code += " {";
code += _expression;
code += "\n }\n";
return code;
}
void VisualShaderNodeExpression::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_expression", "expression"), &VisualShaderNodeExpression::set_expression);
ClassDB::bind_method(D_METHOD("get_expression"), &VisualShaderNodeExpression::get_expression);
ADD_PROPERTY(PropertyInfo(Variant::STRING, "expression"), "set_expression", "get_expression");
}
VisualShaderNodeExpression::VisualShaderNodeExpression() {
set_editable(true);
}
////////////// Global Expression
String VisualShaderNodeGlobalExpression::get_caption() const {
return "GlobalExpression";
}
String VisualShaderNodeGlobalExpression::generate_global(Shader::Mode p_mode, VisualShader::Type p_type, int p_id) const {
return expression;
}
VisualShaderNodeGlobalExpression::VisualShaderNodeGlobalExpression() {
set_editable(false);
}