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godot/scene/3d/gi_probe.cpp
reduz 8b19ffd810 Make Servers truly Thread Safe 
-Rendering server now uses a split RID allocate/initialize internally, this allows generating RIDs immediately but initialization to happen later on the proper thread (as rendering APIs generally requiere to call on the right thread).
-RenderingServerWrapMT is no more, multithreading is done in RenderingServerDefault.
-Some functions like texture or mesh creation, when renderer supports it, can register and return immediately (so no waiting for server API to flush, and saving staging and command buffer memory).
-3D physics server changed to be made multithread friendly.
-Added PhysicsServer3DWrapMT to use 3D physics server from multiple threads.
-Disablet Bullet (too much effort to make multithread friendly, this needs to be fixed eventually).
2021-02-10 13:21:46 -03:00

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/*************************************************************************/
/* gi_probe.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 "gi_probe.h"
#include "core/os/os.h"
#include "mesh_instance_3d.h"
#include "voxelizer.h"
void GIProbeData::_set_data(const Dictionary &p_data) {
ERR_FAIL_COND(!p_data.has("bounds"));
ERR_FAIL_COND(!p_data.has("octree_size"));
ERR_FAIL_COND(!p_data.has("octree_cells"));
ERR_FAIL_COND(!p_data.has("octree_data"));
ERR_FAIL_COND(!p_data.has("octree_df") && !p_data.has("octree_df_png"));
ERR_FAIL_COND(!p_data.has("level_counts"));
ERR_FAIL_COND(!p_data.has("to_cell_xform"));
AABB bounds = p_data["bounds"];
Vector3 octree_size = p_data["octree_size"];
Vector<uint8_t> octree_cells = p_data["octree_cells"];
Vector<uint8_t> octree_data = p_data["octree_data"];
Vector<uint8_t> octree_df;
if (p_data.has("octree_df")) {
octree_df = p_data["octree_df"];
} else if (p_data.has("octree_df_png")) {
Vector<uint8_t> octree_df_png = p_data["octree_df_png"];
Ref<Image> img;
img.instance();
Error err = img->load_png_from_buffer(octree_df_png);
ERR_FAIL_COND(err != OK);
ERR_FAIL_COND(img->get_format() != Image::FORMAT_L8);
octree_df = img->get_data();
}
Vector<int> octree_levels = p_data["level_counts"];
Transform to_cell_xform = p_data["to_cell_xform"];
allocate(to_cell_xform, bounds, octree_size, octree_cells, octree_data, octree_df, octree_levels);
}
Dictionary GIProbeData::_get_data() const {
Dictionary d;
d["bounds"] = get_bounds();
Vector3i otsize = get_octree_size();
d["octree_size"] = Vector3(otsize);
d["octree_cells"] = get_octree_cells();
d["octree_data"] = get_data_cells();
if (otsize != Vector3i()) {
Ref<Image> img;
img.instance();
img->create(otsize.x * otsize.y, otsize.z, false, Image::FORMAT_L8, get_distance_field());
Vector<uint8_t> df_png = img->save_png_to_buffer();
ERR_FAIL_COND_V(df_png.size() == 0, Dictionary());
d["octree_df_png"] = df_png;
} else {
d["octree_df"] = Vector<uint8_t>();
}
d["level_counts"] = get_level_counts();
d["to_cell_xform"] = get_to_cell_xform();
return d;
}
void GIProbeData::allocate(const Transform &p_to_cell_xform, const AABB &p_aabb, const Vector3 &p_octree_size, const Vector<uint8_t> &p_octree_cells, const Vector<uint8_t> &p_data_cells, const Vector<uint8_t> &p_distance_field, const Vector<int> &p_level_counts) {
RS::get_singleton()->gi_probe_allocate_data(probe, p_to_cell_xform, p_aabb, p_octree_size, p_octree_cells, p_data_cells, p_distance_field, p_level_counts);
bounds = p_aabb;
to_cell_xform = p_to_cell_xform;
octree_size = p_octree_size;
}
AABB GIProbeData::get_bounds() const {
return bounds;
}
Vector3 GIProbeData::get_octree_size() const {
return octree_size;
}
Vector<uint8_t> GIProbeData::get_octree_cells() const {
return RS::get_singleton()->gi_probe_get_octree_cells(probe);
}
Vector<uint8_t> GIProbeData::get_data_cells() const {
return RS::get_singleton()->gi_probe_get_data_cells(probe);
}
Vector<uint8_t> GIProbeData::get_distance_field() const {
return RS::get_singleton()->gi_probe_get_distance_field(probe);
}
Vector<int> GIProbeData::get_level_counts() const {
return RS::get_singleton()->gi_probe_get_level_counts(probe);
}
Transform GIProbeData::get_to_cell_xform() const {
return to_cell_xform;
}
void GIProbeData::set_dynamic_range(float p_range) {
RS::get_singleton()->gi_probe_set_dynamic_range(probe, p_range);
dynamic_range = p_range;
}
float GIProbeData::get_dynamic_range() const {
return dynamic_range;
}
void GIProbeData::set_propagation(float p_propagation) {
RS::get_singleton()->gi_probe_set_propagation(probe, p_propagation);
propagation = p_propagation;
}
float GIProbeData::get_propagation() const {
return propagation;
}
void GIProbeData::set_anisotropy_strength(float p_anisotropy_strength) {
RS::get_singleton()->gi_probe_set_anisotropy_strength(probe, p_anisotropy_strength);
anisotropy_strength = p_anisotropy_strength;
}
float GIProbeData::get_anisotropy_strength() const {
return anisotropy_strength;
}
void GIProbeData::set_energy(float p_energy) {
RS::get_singleton()->gi_probe_set_energy(probe, p_energy);
energy = p_energy;
}
float GIProbeData::get_energy() const {
return energy;
}
void GIProbeData::set_ao(float p_ao) {
RS::get_singleton()->gi_probe_set_ao(probe, p_ao);
ao = p_ao;
}
float GIProbeData::get_ao() const {
return ao;
}
void GIProbeData::set_ao_size(float p_ao_size) {
RS::get_singleton()->gi_probe_set_ao_size(probe, p_ao_size);
ao_size = p_ao_size;
}
float GIProbeData::get_ao_size() const {
return ao_size;
}
void GIProbeData::set_bias(float p_bias) {
RS::get_singleton()->gi_probe_set_bias(probe, p_bias);
bias = p_bias;
}
float GIProbeData::get_bias() const {
return bias;
}
void GIProbeData::set_normal_bias(float p_normal_bias) {
RS::get_singleton()->gi_probe_set_normal_bias(probe, p_normal_bias);
normal_bias = p_normal_bias;
}
float GIProbeData::get_normal_bias() const {
return normal_bias;
}
void GIProbeData::set_interior(bool p_enable) {
RS::get_singleton()->gi_probe_set_interior(probe, p_enable);
interior = p_enable;
}
bool GIProbeData::is_interior() const {
return interior;
}
void GIProbeData::set_use_two_bounces(bool p_enable) {
RS::get_singleton()->gi_probe_set_use_two_bounces(probe, p_enable);
use_two_bounces = p_enable;
}
bool GIProbeData::is_using_two_bounces() const {
return use_two_bounces;
}
RID GIProbeData::get_rid() const {
return probe;
}
void GIProbeData::_validate_property(PropertyInfo &property) const {
if (property.name == "anisotropy_strength") {
bool anisotropy_enabled = ProjectSettings::get_singleton()->get("rendering/quality/gi_probes/anisotropic");
if (!anisotropy_enabled) {
property.usage = PROPERTY_USAGE_NOEDITOR;
}
}
}
void GIProbeData::_bind_methods() {
ClassDB::bind_method(D_METHOD("allocate", "to_cell_xform", "aabb", "octree_size", "octree_cells", "data_cells", "distance_field", "level_counts"), &GIProbeData::allocate);
ClassDB::bind_method(D_METHOD("get_bounds"), &GIProbeData::get_bounds);
ClassDB::bind_method(D_METHOD("get_octree_size"), &GIProbeData::get_octree_size);
ClassDB::bind_method(D_METHOD("get_to_cell_xform"), &GIProbeData::get_to_cell_xform);
ClassDB::bind_method(D_METHOD("get_octree_cells"), &GIProbeData::get_octree_cells);
ClassDB::bind_method(D_METHOD("get_data_cells"), &GIProbeData::get_data_cells);
ClassDB::bind_method(D_METHOD("get_level_counts"), &GIProbeData::get_level_counts);
ClassDB::bind_method(D_METHOD("set_dynamic_range", "dynamic_range"), &GIProbeData::set_dynamic_range);
ClassDB::bind_method(D_METHOD("get_dynamic_range"), &GIProbeData::get_dynamic_range);
ClassDB::bind_method(D_METHOD("set_energy", "energy"), &GIProbeData::set_energy);
ClassDB::bind_method(D_METHOD("get_energy"), &GIProbeData::get_energy);
ClassDB::bind_method(D_METHOD("set_bias", "bias"), &GIProbeData::set_bias);
ClassDB::bind_method(D_METHOD("get_bias"), &GIProbeData::get_bias);
ClassDB::bind_method(D_METHOD("set_normal_bias", "bias"), &GIProbeData::set_normal_bias);
ClassDB::bind_method(D_METHOD("get_normal_bias"), &GIProbeData::get_normal_bias);
ClassDB::bind_method(D_METHOD("set_propagation", "propagation"), &GIProbeData::set_propagation);
ClassDB::bind_method(D_METHOD("get_propagation"), &GIProbeData::get_propagation);
ClassDB::bind_method(D_METHOD("set_anisotropy_strength", "strength"), &GIProbeData::set_anisotropy_strength);
ClassDB::bind_method(D_METHOD("get_anisotropy_strength"), &GIProbeData::get_anisotropy_strength);
ClassDB::bind_method(D_METHOD("set_ao", "ao"), &GIProbeData::set_ao);
ClassDB::bind_method(D_METHOD("get_ao"), &GIProbeData::get_ao);
ClassDB::bind_method(D_METHOD("set_ao_size", "strength"), &GIProbeData::set_ao_size);
ClassDB::bind_method(D_METHOD("get_ao_size"), &GIProbeData::get_ao_size);
ClassDB::bind_method(D_METHOD("set_interior", "interior"), &GIProbeData::set_interior);
ClassDB::bind_method(D_METHOD("is_interior"), &GIProbeData::is_interior);
ClassDB::bind_method(D_METHOD("set_use_two_bounces", "enable"), &GIProbeData::set_use_two_bounces);
ClassDB::bind_method(D_METHOD("is_using_two_bounces"), &GIProbeData::is_using_two_bounces);
ClassDB::bind_method(D_METHOD("_set_data", "data"), &GIProbeData::_set_data);
ClassDB::bind_method(D_METHOD("_get_data"), &GIProbeData::_get_data);
ADD_PROPERTY(PropertyInfo(Variant::DICTIONARY, "_data", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_INTERNAL), "_set_data", "_get_data");
ADD_PROPERTY(PropertyInfo(Variant::INT, "dynamic_range", PROPERTY_HINT_RANGE, "0,8,0.01"), "set_dynamic_range", "get_dynamic_range");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "energy", PROPERTY_HINT_RANGE, "0,64,0.01"), "set_energy", "get_energy");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "bias", PROPERTY_HINT_RANGE, "0,8,0.01"), "set_bias", "get_bias");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "normal_bias", PROPERTY_HINT_RANGE, "0,8,0.01"), "set_normal_bias", "get_normal_bias");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "propagation", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_propagation", "get_propagation");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "anisotropy_strength", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_anisotropy_strength", "get_anisotropy_strength");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "ao", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_ao", "get_ao");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "ao_size", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_ao_size", "get_ao_size");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "use_two_bounces"), "set_use_two_bounces", "is_using_two_bounces");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "interior"), "set_interior", "is_interior");
}
GIProbeData::GIProbeData() {
probe = RS::get_singleton()->gi_probe_create();
}
GIProbeData::~GIProbeData() {
RS::get_singleton()->free(probe);
}
//////////////////////
//////////////////////
void GIProbe::set_probe_data(const Ref<GIProbeData> &p_data) {
if (p_data.is_valid()) {
RS::get_singleton()->instance_set_base(get_instance(), p_data->get_rid());
} else {
RS::get_singleton()->instance_set_base(get_instance(), RID());
}
probe_data = p_data;
}
Ref<GIProbeData> GIProbe::get_probe_data() const {
return probe_data;
}
void GIProbe::set_subdiv(Subdiv p_subdiv) {
ERR_FAIL_INDEX(p_subdiv, SUBDIV_MAX);
subdiv = p_subdiv;
update_gizmo();
}
GIProbe::Subdiv GIProbe::get_subdiv() const {
return subdiv;
}
void GIProbe::set_extents(const Vector3 &p_extents) {
extents = p_extents;
update_gizmo();
_change_notify("extents");
}
Vector3 GIProbe::get_extents() const {
return extents;
}
void GIProbe::_find_meshes(Node *p_at_node, List<PlotMesh> &plot_meshes) {
MeshInstance3D *mi = Object::cast_to<MeshInstance3D>(p_at_node);
if (mi && mi->get_gi_mode() == GeometryInstance3D::GI_MODE_BAKED && mi->is_visible_in_tree()) {
Ref<Mesh> mesh = mi->get_mesh();
if (mesh.is_valid()) {
AABB aabb = mesh->get_aabb();
Transform xf = get_global_transform().affine_inverse() * mi->get_global_transform();
if (AABB(-extents, extents * 2).intersects(xf.xform(aabb))) {
PlotMesh pm;
pm.local_xform = xf;
pm.mesh = mesh;
for (int i = 0; i < mesh->get_surface_count(); i++) {
pm.instance_materials.push_back(mi->get_surface_material(i));
}
pm.override_material = mi->get_material_override();
plot_meshes.push_back(pm);
}
}
}
Node3D *s = Object::cast_to<Node3D>(p_at_node);
if (s) {
if (s->is_visible_in_tree()) {
Array meshes = p_at_node->call("get_meshes");
for (int i = 0; i < meshes.size(); i += 2) {
Transform mxf = meshes[i];
Ref<Mesh> mesh = meshes[i + 1];
if (!mesh.is_valid()) {
continue;
}
AABB aabb = mesh->get_aabb();
Transform xf = get_global_transform().affine_inverse() * (s->get_global_transform() * mxf);
if (AABB(-extents, extents * 2).intersects(xf.xform(aabb))) {
PlotMesh pm;
pm.local_xform = xf;
pm.mesh = mesh;
plot_meshes.push_back(pm);
}
}
}
}
for (int i = 0; i < p_at_node->get_child_count(); i++) {
Node *child = p_at_node->get_child(i);
_find_meshes(child, plot_meshes);
}
}
GIProbe::BakeBeginFunc GIProbe::bake_begin_function = nullptr;
GIProbe::BakeStepFunc GIProbe::bake_step_function = nullptr;
GIProbe::BakeEndFunc GIProbe::bake_end_function = nullptr;
Vector3i GIProbe::get_estimated_cell_size() const {
static const int subdiv_value[SUBDIV_MAX] = { 6, 7, 8, 9 };
int cell_subdiv = subdiv_value[subdiv];
int axis_cell_size[3];
AABB bounds = AABB(-extents, extents * 2.0);
int longest_axis = bounds.get_longest_axis_index();
axis_cell_size[longest_axis] = 1 << cell_subdiv;
for (int i = 0; i < 3; i++) {
if (i == longest_axis) {
continue;
}
axis_cell_size[i] = axis_cell_size[longest_axis];
float axis_size = bounds.size[longest_axis];
//shrink until fit subdiv
while (axis_size / 2.0 >= bounds.size[i]) {
axis_size /= 2.0;
axis_cell_size[i] >>= 1;
}
}
return Vector3i(axis_cell_size[0], axis_cell_size[1], axis_cell_size[2]);
}
void GIProbe::bake(Node *p_from_node, bool p_create_visual_debug) {
static const int subdiv_value[SUBDIV_MAX] = { 6, 7, 8, 9 };
Voxelizer baker;
baker.begin_bake(subdiv_value[subdiv], AABB(-extents, extents * 2.0));
List<PlotMesh> mesh_list;
_find_meshes(p_from_node ? p_from_node : get_parent(), mesh_list);
if (bake_begin_function) {
bake_begin_function(mesh_list.size() + 1);
}
int pmc = 0;
for (List<PlotMesh>::Element *E = mesh_list.front(); E; E = E->next()) {
if (bake_step_function) {
bake_step_function(pmc, RTR("Plotting Meshes") + " " + itos(pmc) + "/" + itos(mesh_list.size()));
}
pmc++;
baker.plot_mesh(E->get().local_xform, E->get().mesh, E->get().instance_materials, E->get().override_material);
}
if (bake_step_function) {
bake_step_function(pmc++, RTR("Finishing Plot"));
}
baker.end_bake();
//create the data for visual server
if (p_create_visual_debug) {
MultiMeshInstance3D *mmi = memnew(MultiMeshInstance3D);
mmi->set_multimesh(baker.create_debug_multimesh());
add_child(mmi);
#ifdef TOOLS_ENABLED
if (get_tree()->get_edited_scene_root() == this) {
mmi->set_owner(this);
} else {
mmi->set_owner(get_owner());
}
#else
mmi->set_owner(get_owner());
#endif
} else {
Ref<GIProbeData> probe_data = get_probe_data();
if (probe_data.is_null()) {
probe_data.instance();
}
if (bake_step_function) {
bake_step_function(pmc++, RTR("Generating Distance Field"));
}
Vector<uint8_t> df = baker.get_sdf_3d_image();
probe_data->allocate(baker.get_to_cell_space_xform(), AABB(-extents, extents * 2.0), baker.get_giprobe_octree_size(), baker.get_giprobe_octree_cells(), baker.get_giprobe_data_cells(), df, baker.get_giprobe_level_cell_count());
set_probe_data(probe_data);
#ifdef TOOLS_ENABLED
probe_data->set_edited(true); //so it gets saved
#endif
}
if (bake_end_function) {
bake_end_function();
}
_change_notify(); //bake property may have changed
}
void GIProbe::_debug_bake() {
bake(nullptr, true);
}
AABB GIProbe::get_aabb() const {
return AABB(-extents, extents * 2);
}
Vector<Face3> GIProbe::get_faces(uint32_t p_usage_flags) const {
return Vector<Face3>();
}
String GIProbe::get_configuration_warning() const {
String warning = VisualInstance3D::get_configuration_warning();
if (RenderingServer::get_singleton()->is_low_end()) {
if (!warning.is_empty()) {
warning += "\n\n";
}
warning += TTR("GIProbes are not supported by the GLES2 video driver.\nUse a BakedLightmap instead.");
} else if (probe_data.is_null()) {
warning += TTR("No GIProbe data set, so this node is disabled. Bake static objects to enable GI.");
}
return warning;
}
void GIProbe::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_probe_data", "data"), &GIProbe::set_probe_data);
ClassDB::bind_method(D_METHOD("get_probe_data"), &GIProbe::get_probe_data);
ClassDB::bind_method(D_METHOD("set_subdiv", "subdiv"), &GIProbe::set_subdiv);
ClassDB::bind_method(D_METHOD("get_subdiv"), &GIProbe::get_subdiv);
ClassDB::bind_method(D_METHOD("set_extents", "extents"), &GIProbe::set_extents);
ClassDB::bind_method(D_METHOD("get_extents"), &GIProbe::get_extents);
ClassDB::bind_method(D_METHOD("bake", "from_node", "create_visual_debug"), &GIProbe::bake, DEFVAL(Variant()), DEFVAL(false));
ClassDB::bind_method(D_METHOD("debug_bake"), &GIProbe::_debug_bake);
ClassDB::set_method_flags(get_class_static(), _scs_create("debug_bake"), METHOD_FLAGS_DEFAULT | METHOD_FLAG_EDITOR);
ADD_PROPERTY(PropertyInfo(Variant::INT, "subdiv", PROPERTY_HINT_ENUM, "64,128,256,512"), "set_subdiv", "get_subdiv");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "extents"), "set_extents", "get_extents");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "data", PROPERTY_HINT_RESOURCE_TYPE, "GIProbeData", PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_DO_NOT_SHARE_ON_DUPLICATE), "set_probe_data", "get_probe_data");
BIND_ENUM_CONSTANT(SUBDIV_64);
BIND_ENUM_CONSTANT(SUBDIV_128);
BIND_ENUM_CONSTANT(SUBDIV_256);
BIND_ENUM_CONSTANT(SUBDIV_512);
BIND_ENUM_CONSTANT(SUBDIV_MAX);
}
GIProbe::GIProbe() {
gi_probe = RS::get_singleton()->gi_probe_create();
set_disable_scale(true);
}
GIProbe::~GIProbe() {
RS::get_singleton()->free(gi_probe);
}
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