godot/scene/3d/baked_lightmap.cpp
2020-02-05 11:13:24 +01:00

865 lines
28 KiB
C++

/*************************************************************************/
/* baked_lightmap.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2020 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 "baked_lightmap.h"
#include "core/io/config_file.h"
#include "core/io/resource_saver.h"
#include "core/os/dir_access.h"
#include "core/os/os.h"
#include "voxel_light_baker.h"
void BakedLightmapData::set_bounds(const AABB &p_bounds) {
bounds = p_bounds;
VS::get_singleton()->lightmap_capture_set_bounds(baked_light, p_bounds);
}
AABB BakedLightmapData::get_bounds() const {
return bounds;
}
void BakedLightmapData::set_octree(const PoolVector<uint8_t> &p_octree) {
VS::get_singleton()->lightmap_capture_set_octree(baked_light, p_octree);
}
PoolVector<uint8_t> BakedLightmapData::get_octree() const {
return VS::get_singleton()->lightmap_capture_get_octree(baked_light);
}
void BakedLightmapData::set_cell_space_transform(const Transform &p_xform) {
cell_space_xform = p_xform;
VS::get_singleton()->lightmap_capture_set_octree_cell_transform(baked_light, p_xform);
}
Transform BakedLightmapData::get_cell_space_transform() const {
return cell_space_xform;
}
void BakedLightmapData::set_cell_subdiv(int p_cell_subdiv) {
cell_subdiv = p_cell_subdiv;
VS::get_singleton()->lightmap_capture_set_octree_cell_subdiv(baked_light, p_cell_subdiv);
}
int BakedLightmapData::get_cell_subdiv() const {
return cell_subdiv;
}
void BakedLightmapData::set_energy(float p_energy) {
energy = p_energy;
VS::get_singleton()->lightmap_capture_set_energy(baked_light, energy);
}
float BakedLightmapData::get_energy() const {
return energy;
}
void BakedLightmapData::add_user(const NodePath &p_path, const Ref<Texture> &p_lightmap, int p_instance) {
ERR_FAIL_COND_MSG(p_lightmap.is_null(), "It's not a reference to a valid Texture object.");
User user;
user.path = p_path;
user.lightmap = p_lightmap;
user.instance_index = p_instance;
users.push_back(user);
}
int BakedLightmapData::get_user_count() const {
return users.size();
}
NodePath BakedLightmapData::get_user_path(int p_user) const {
ERR_FAIL_INDEX_V(p_user, users.size(), NodePath());
return users[p_user].path;
}
Ref<Texture> BakedLightmapData::get_user_lightmap(int p_user) const {
ERR_FAIL_INDEX_V(p_user, users.size(), Ref<Texture>());
return users[p_user].lightmap;
}
int BakedLightmapData::get_user_instance(int p_user) const {
ERR_FAIL_INDEX_V(p_user, users.size(), -1);
return users[p_user].instance_index;
}
void BakedLightmapData::clear_users() {
users.clear();
}
void BakedLightmapData::_set_user_data(const Array &p_data) {
ERR_FAIL_COND((p_data.size() % 3) != 0);
for (int i = 0; i < p_data.size(); i += 3) {
add_user(p_data[i], p_data[i + 1], p_data[i + 2]);
}
}
Array BakedLightmapData::_get_user_data() const {
Array ret;
for (int i = 0; i < users.size(); i++) {
ret.push_back(users[i].path);
ret.push_back(users[i].lightmap);
ret.push_back(users[i].instance_index);
}
return ret;
}
RID BakedLightmapData::get_rid() const {
return baked_light;
}
void BakedLightmapData::_bind_methods() {
ClassDB::bind_method(D_METHOD("_set_user_data", "data"), &BakedLightmapData::_set_user_data);
ClassDB::bind_method(D_METHOD("_get_user_data"), &BakedLightmapData::_get_user_data);
ClassDB::bind_method(D_METHOD("set_bounds", "bounds"), &BakedLightmapData::set_bounds);
ClassDB::bind_method(D_METHOD("get_bounds"), &BakedLightmapData::get_bounds);
ClassDB::bind_method(D_METHOD("set_cell_space_transform", "xform"), &BakedLightmapData::set_cell_space_transform);
ClassDB::bind_method(D_METHOD("get_cell_space_transform"), &BakedLightmapData::get_cell_space_transform);
ClassDB::bind_method(D_METHOD("set_cell_subdiv", "cell_subdiv"), &BakedLightmapData::set_cell_subdiv);
ClassDB::bind_method(D_METHOD("get_cell_subdiv"), &BakedLightmapData::get_cell_subdiv);
ClassDB::bind_method(D_METHOD("set_octree", "octree"), &BakedLightmapData::set_octree);
ClassDB::bind_method(D_METHOD("get_octree"), &BakedLightmapData::get_octree);
ClassDB::bind_method(D_METHOD("set_energy", "energy"), &BakedLightmapData::set_energy);
ClassDB::bind_method(D_METHOD("get_energy"), &BakedLightmapData::get_energy);
ClassDB::bind_method(D_METHOD("add_user", "path", "lightmap", "instance"), &BakedLightmapData::add_user);
ClassDB::bind_method(D_METHOD("get_user_count"), &BakedLightmapData::get_user_count);
ClassDB::bind_method(D_METHOD("get_user_path", "user_idx"), &BakedLightmapData::get_user_path);
ClassDB::bind_method(D_METHOD("get_user_lightmap", "user_idx"), &BakedLightmapData::get_user_lightmap);
ClassDB::bind_method(D_METHOD("clear_users"), &BakedLightmapData::clear_users);
ADD_PROPERTY(PropertyInfo(Variant::AABB, "bounds", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "set_bounds", "get_bounds");
ADD_PROPERTY(PropertyInfo(Variant::TRANSFORM, "cell_space_transform", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "set_cell_space_transform", "get_cell_space_transform");
ADD_PROPERTY(PropertyInfo(Variant::INT, "cell_subdiv", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "set_cell_subdiv", "get_cell_subdiv");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "energy", PROPERTY_HINT_RANGE, "0,16,0.01,or_greater"), "set_energy", "get_energy");
ADD_PROPERTY(PropertyInfo(Variant::POOL_BYTE_ARRAY, "octree", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "set_octree", "get_octree");
ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "user_data", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_INTERNAL), "_set_user_data", "_get_user_data");
}
BakedLightmapData::BakedLightmapData() {
baked_light = VS::get_singleton()->lightmap_capture_create();
energy = 1;
cell_subdiv = 1;
}
BakedLightmapData::~BakedLightmapData() {
VS::get_singleton()->free(baked_light);
}
///////////////////////////
BakedLightmap::BakeBeginFunc BakedLightmap::bake_begin_function = NULL;
BakedLightmap::BakeStepFunc BakedLightmap::bake_step_function = NULL;
BakedLightmap::BakeEndFunc BakedLightmap::bake_end_function = NULL;
void BakedLightmap::set_bake_cell_size(float p_cell_size) {
bake_cell_size = p_cell_size;
}
float BakedLightmap::get_bake_cell_size() const {
return bake_cell_size;
}
void BakedLightmap::set_capture_cell_size(float p_cell_size) {
capture_cell_size = p_cell_size;
}
float BakedLightmap::get_capture_cell_size() const {
return capture_cell_size;
}
void BakedLightmap::set_extents(const Vector3 &p_extents) {
extents = p_extents;
update_gizmo();
_change_notify("bake_extents");
}
Vector3 BakedLightmap::get_extents() const {
return extents;
}
void BakedLightmap::set_bake_default_texels_per_unit(const float &p_bake_texels_per_unit) {
bake_default_texels_per_unit = p_bake_texels_per_unit;
update_gizmo();
}
float BakedLightmap::get_bake_default_texels_per_unit() const {
return bake_default_texels_per_unit;
}
void BakedLightmap::_find_meshes_and_lights(Node *p_at_node, List<PlotMesh> &plot_meshes, List<PlotLight> &plot_lights) {
MeshInstance *mi = Object::cast_to<MeshInstance>(p_at_node);
if (mi && mi->get_flag(GeometryInstance::FLAG_USE_BAKED_LIGHT) && mi->is_visible_in_tree()) {
Ref<Mesh> mesh = mi->get_mesh();
if (mesh.is_valid()) {
bool all_have_uv2 = true;
for (int i = 0; i < mesh->get_surface_count(); i++) {
if (!(mesh->surface_get_format(i) & Mesh::ARRAY_FORMAT_TEX_UV2)) {
all_have_uv2 = false;
break;
}
}
if (all_have_uv2) {
//READY TO BAKE! size hint could be computed if not found, actually..
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;
pm.path = get_path_to(mi);
pm.instance_idx = -1;
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);
}
}
}
}
Spatial *s = Object::cast_to<Spatial>(p_at_node);
if (!mi && s) {
Array meshes = p_at_node->call("get_bake_meshes");
if (meshes.size() && (meshes.size() & 1) == 0) {
Transform xf = get_global_transform().affine_inverse() * s->get_global_transform();
for (int i = 0; i < meshes.size(); i += 2) {
PlotMesh pm;
Transform mesh_xf = meshes[i + 1];
pm.local_xform = xf * mesh_xf;
pm.mesh = meshes[i];
pm.instance_idx = i / 2;
if (!pm.mesh.is_valid())
continue;
pm.path = get_path_to(s);
plot_meshes.push_back(pm);
}
}
}
Light *light = Object::cast_to<Light>(p_at_node);
if (light && light->get_bake_mode() != Light::BAKE_DISABLED) {
PlotLight pl;
Transform xf = get_global_transform().affine_inverse() * light->get_global_transform();
pl.local_xform = xf;
pl.light = light;
plot_lights.push_back(pl);
}
for (int i = 0; i < p_at_node->get_child_count(); i++) {
Node *child = p_at_node->get_child(i);
if (!child->get_owner())
continue; //maybe a helper
_find_meshes_and_lights(child, plot_meshes, plot_lights);
}
}
void BakedLightmap::set_hdr(bool p_enable) {
hdr = p_enable;
}
bool BakedLightmap::is_hdr() const {
return hdr;
}
bool BakedLightmap::_bake_time(void *ud, float p_secs, float p_progress) {
uint64_t time = OS::get_singleton()->get_ticks_usec();
BakeTimeData *btd = (BakeTimeData *)ud;
if (time - btd->last_step > 1000000) {
int mins_left = p_secs / 60;
int secs_left = Math::fmod(p_secs, 60.0f);
int percent = p_progress * 100;
bool abort = bake_step_function(btd->pass + percent, btd->text + " " + vformat(RTR("%d%%"), percent) + " " + vformat(RTR("(Time Left: %d:%02d s)"), mins_left, secs_left));
btd->last_step = time;
if (abort)
return true;
}
return false;
}
BakedLightmap::BakeError BakedLightmap::bake(Node *p_from_node, bool p_create_visual_debug) {
String save_path;
if (image_path.begins_with("res://")) {
save_path = image_path;
} else {
if (get_filename() != "") {
save_path = get_filename().get_base_dir();
} else if (get_owner() && get_owner()->get_filename() != "") {
save_path = get_owner()->get_filename().get_base_dir();
}
if (save_path == "") {
return BAKE_ERROR_NO_SAVE_PATH;
}
if (image_path != "") {
save_path.plus_file(image_path);
}
}
{
//check for valid save path
DirAccessRef d = DirAccess::open(save_path);
if (!d) {
ERR_PRINT("Invalid Save Path '" + save_path + "'.");
return BAKE_ERROR_NO_SAVE_PATH;
}
}
Ref<BakedLightmapData> new_light_data;
new_light_data.instance();
VoxelLightBaker baker;
int bake_subdiv;
int capture_subdiv;
AABB bake_bounds;
{
bake_bounds = AABB(-extents, extents * 2.0);
int subdiv = nearest_power_of_2_templated(int(bake_bounds.get_longest_axis_size() / bake_cell_size));
bake_bounds.size[bake_bounds.get_longest_axis_index()] = subdiv * bake_cell_size;
bake_subdiv = nearest_shift(subdiv) + 1;
capture_subdiv = bake_subdiv;
float css = bake_cell_size;
while (css < capture_cell_size && capture_subdiv > 2) {
capture_subdiv--;
css *= 2.0;
}
}
baker.begin_bake(bake_subdiv, bake_bounds);
List<PlotMesh> mesh_list;
List<PlotLight> light_list;
_find_meshes_and_lights(p_from_node ? p_from_node : get_parent(), mesh_list, light_list);
if (bake_begin_function) {
bake_begin_function(mesh_list.size() + light_list.size() + 1 + mesh_list.size() * 100);
}
int step = 0;
int pmc = 0;
for (List<PlotMesh>::Element *E = mesh_list.front(); E; E = E->next()) {
if (bake_step_function) {
bake_step_function(step++, RTR("Plotting Meshes: ") + " (" + itos(pmc + 1) + "/" + itos(mesh_list.size()) + ")");
}
pmc++;
baker.plot_mesh(E->get().local_xform, E->get().mesh, E->get().instance_materials, E->get().override_material);
}
pmc = 0;
baker.begin_bake_light(VoxelLightBaker::BakeQuality(bake_quality), VoxelLightBaker::BakeMode(bake_mode), propagation, energy);
for (List<PlotLight>::Element *E = light_list.front(); E; E = E->next()) {
if (bake_step_function) {
bake_step_function(step++, RTR("Plotting Lights:") + " (" + itos(pmc + 1) + "/" + itos(light_list.size()) + ")");
}
pmc++;
PlotLight pl = E->get();
switch (pl.light->get_light_type()) {
case VS::LIGHT_DIRECTIONAL: {
baker.plot_light_directional(-pl.local_xform.basis.get_axis(2), pl.light->get_color(), pl.light->get_param(Light::PARAM_ENERGY), pl.light->get_param(Light::PARAM_INDIRECT_ENERGY), pl.light->get_bake_mode() == Light::BAKE_ALL);
} break;
case VS::LIGHT_OMNI: {
baker.plot_light_omni(pl.local_xform.origin, pl.light->get_color(), pl.light->get_param(Light::PARAM_ENERGY), pl.light->get_param(Light::PARAM_INDIRECT_ENERGY), pl.light->get_param(Light::PARAM_RANGE), pl.light->get_param(Light::PARAM_ATTENUATION), pl.light->get_bake_mode() == Light::BAKE_ALL);
} break;
case VS::LIGHT_SPOT: {
baker.plot_light_spot(pl.local_xform.origin, pl.local_xform.basis.get_axis(2), pl.light->get_color(), pl.light->get_param(Light::PARAM_ENERGY), pl.light->get_param(Light::PARAM_INDIRECT_ENERGY), pl.light->get_param(Light::PARAM_RANGE), pl.light->get_param(Light::PARAM_ATTENUATION), pl.light->get_param(Light::PARAM_SPOT_ANGLE), pl.light->get_param(Light::PARAM_SPOT_ATTENUATION), pl.light->get_bake_mode() == Light::BAKE_ALL);
} break;
}
}
/*if (bake_step_function) {
bake_step_function(pmc++, RTR("Finishing Plot"));
}*/
baker.end_bake();
Set<String> used_mesh_names;
pmc = 0;
for (List<PlotMesh>::Element *E = mesh_list.front(); E; E = E->next()) {
String mesh_name = E->get().mesh->get_name();
if (mesh_name == "" || mesh_name.find(":") != -1 || mesh_name.find("/") != -1) {
mesh_name = "LightMap";
}
if (used_mesh_names.has(mesh_name)) {
int idx = 2;
String base = mesh_name;
while (true) {
mesh_name = base + itos(idx);
if (!used_mesh_names.has(mesh_name))
break;
idx++;
}
}
used_mesh_names.insert(mesh_name);
pmc++;
VoxelLightBaker::LightMapData lm;
Error err;
if (bake_step_function) {
BakeTimeData btd;
btd.text = RTR("Lighting Meshes: ") + mesh_name + " (" + itos(pmc) + "/" + itos(mesh_list.size()) + ")";
btd.pass = step;
btd.last_step = 0;
err = baker.make_lightmap(E->get().local_xform, E->get().mesh, bake_default_texels_per_unit, lm, _bake_time, &btd);
if (err != OK) {
bake_end_function();
if (err == ERR_SKIP)
return BAKE_ERROR_USER_ABORTED;
return BAKE_ERROR_CANT_CREATE_IMAGE;
}
step += 100;
} else {
err = baker.make_lightmap(E->get().local_xform, E->get().mesh, bake_default_texels_per_unit, lm);
}
if (err == OK) {
Ref<Image> image;
image.instance();
uint32_t tex_flags = Texture::FLAGS_DEFAULT;
if (hdr) {
//just save a regular image
PoolVector<uint8_t> data;
int s = lm.light.size();
data.resize(lm.light.size() * 2);
{
PoolVector<uint8_t>::Write w = data.write();
PoolVector<float>::Read r = lm.light.read();
uint16_t *hfw = (uint16_t *)w.ptr();
for (int i = 0; i < s; i++) {
hfw[i] = Math::make_half_float(r[i]);
}
}
image->create(lm.width, lm.height, false, Image::FORMAT_RGBH, data);
} else {
//just save a regular image
PoolVector<uint8_t> data;
int s = lm.light.size();
data.resize(lm.light.size());
{
PoolVector<uint8_t>::Write w = data.write();
PoolVector<float>::Read r = lm.light.read();
for (int i = 0; i < s; i += 3) {
Color c(r[i + 0], r[i + 1], r[i + 2]);
c = c.to_srgb();
w[i + 0] = CLAMP(c.r * 255, 0, 255);
w[i + 1] = CLAMP(c.g * 255, 0, 255);
w[i + 2] = CLAMP(c.b * 255, 0, 255);
}
}
image->create(lm.width, lm.height, false, Image::FORMAT_RGB8, data);
//This texture is saved to SRGB for two reasons:
// 1) first is so it looks better when doing the LINEAR->SRGB conversion (more accurate)
// 2) So it can be used in the GLES2 backend, which does not support linkear workflow
tex_flags |= Texture::FLAG_CONVERT_TO_LINEAR;
}
String image_path = save_path.plus_file(mesh_name);
Ref<Texture> texture;
if (ResourceLoader::import) {
bool srgb = false;
if (false && hdr) {
//save hdr
} else {
image_path += ".png";
print_line("image path saving png: " + image_path);
image->save_png(image_path);
srgb = true;
}
if (!FileAccess::exists(image_path + ".import")) {
Ref<ConfigFile> config;
config.instance();
config->set_value("remap", "importer", "texture");
config->set_value("remap", "type", "StreamTexture");
config->set_value("params", "compress/mode", 2);
config->set_value("params", "detect_3d", false);
config->set_value("params", "flags/repeat", false);
config->set_value("params", "flags/filter", true);
config->set_value("params", "flags/mipmaps", false);
config->set_value("params", "flags/srgb", srgb);
config->save(image_path + ".import");
}
ResourceLoader::import(image_path);
texture = ResourceLoader::load(image_path); //if already loaded, it will be updated on refocus?
} else {
image_path += ".text";
Ref<ImageTexture> tex;
bool set_path = true;
if (ResourceCache::has(image_path)) {
tex = Ref<Resource>((Resource *)ResourceCache::get(image_path));
set_path = false;
}
if (!tex.is_valid()) {
tex.instance();
}
tex->create_from_image(image, tex_flags);
err = ResourceSaver::save(image_path, tex, ResourceSaver::FLAG_CHANGE_PATH);
if (set_path) {
tex->set_path(image_path);
}
texture = tex;
}
if (err != OK) {
if (bake_end_function) {
bake_end_function();
}
ERR_FAIL_COND_V(err != OK, BAKE_ERROR_CANT_CREATE_IMAGE);
}
new_light_data->add_user(E->get().path, texture, E->get().instance_idx);
}
}
AABB bounds = AABB(-extents, extents * 2);
new_light_data->set_cell_subdiv(capture_subdiv);
new_light_data->set_bounds(bounds);
new_light_data->set_octree(baker.create_capture_octree(capture_subdiv));
{
float bake_bound_size = bake_bounds.get_longest_axis_size();
Transform to_bounds;
to_bounds.basis.scale(Vector3(bake_bound_size, bake_bound_size, bake_bound_size));
to_bounds.origin = bounds.position;
Transform to_grid;
to_grid.basis.scale(Vector3(1 << (capture_subdiv - 1), 1 << (capture_subdiv - 1), 1 << (capture_subdiv - 1)));
Transform to_cell_space = to_grid * to_bounds.affine_inverse();
new_light_data->set_cell_space_transform(to_cell_space);
}
if (bake_end_function) {
bake_end_function();
}
//create the data for visual server
if (p_create_visual_debug) {
MultiMeshInstance *mmi = memnew(MultiMeshInstance);
mmi->set_multimesh(baker.create_debug_multimesh(VoxelLightBaker::DEBUG_LIGHT));
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
}
set_light_data(new_light_data);
return BAKE_ERROR_OK;
}
void BakedLightmap::_notification(int p_what) {
if (p_what == NOTIFICATION_READY) {
if (light_data.is_valid()) {
_assign_lightmaps();
}
request_ready(); //will need ready again if re-enters tree
}
if (p_what == NOTIFICATION_EXIT_TREE) {
if (light_data.is_valid()) {
_clear_lightmaps();
}
}
}
void BakedLightmap::_assign_lightmaps() {
ERR_FAIL_COND(!light_data.is_valid());
for (int i = 0; i < light_data->get_user_count(); i++) {
Ref<Texture> lightmap = light_data->get_user_lightmap(i);
ERR_CONTINUE(!lightmap.is_valid());
Node *node = get_node(light_data->get_user_path(i));
int instance_idx = light_data->get_user_instance(i);
if (instance_idx >= 0) {
RID instance = node->call("get_bake_mesh_instance", instance_idx);
if (instance.is_valid()) {
VS::get_singleton()->instance_set_use_lightmap(instance, get_instance(), lightmap->get_rid());
}
} else {
VisualInstance *vi = Object::cast_to<VisualInstance>(node);
ERR_CONTINUE(!vi);
VS::get_singleton()->instance_set_use_lightmap(vi->get_instance(), get_instance(), lightmap->get_rid());
}
}
}
void BakedLightmap::_clear_lightmaps() {
ERR_FAIL_COND(!light_data.is_valid());
for (int i = 0; i < light_data->get_user_count(); i++) {
Node *node = get_node(light_data->get_user_path(i));
int instance_idx = light_data->get_user_instance(i);
if (instance_idx >= 0) {
RID instance = node->call("get_bake_mesh_instance", instance_idx);
if (instance.is_valid()) {
VS::get_singleton()->instance_set_use_lightmap(instance, get_instance(), RID());
}
} else {
VisualInstance *vi = Object::cast_to<VisualInstance>(node);
ERR_CONTINUE(!vi);
VS::get_singleton()->instance_set_use_lightmap(vi->get_instance(), get_instance(), RID());
}
}
}
void BakedLightmap::set_light_data(const Ref<BakedLightmapData> &p_data) {
if (light_data.is_valid()) {
if (is_inside_tree()) {
_clear_lightmaps();
}
set_base(RID());
}
light_data = p_data;
if (light_data.is_valid()) {
set_base(light_data->get_rid());
if (is_inside_tree()) {
_assign_lightmaps();
}
}
}
Ref<BakedLightmapData> BakedLightmap::get_light_data() const {
return light_data;
}
void BakedLightmap::_debug_bake() {
bake(get_parent(), true);
}
void BakedLightmap::set_propagation(float p_propagation) {
propagation = p_propagation;
}
float BakedLightmap::get_propagation() const {
return propagation;
}
void BakedLightmap::set_energy(float p_energy) {
energy = p_energy;
}
float BakedLightmap::get_energy() const {
return energy;
}
void BakedLightmap::set_bake_quality(BakeQuality p_quality) {
bake_quality = p_quality;
}
BakedLightmap::BakeQuality BakedLightmap::get_bake_quality() const {
return bake_quality;
}
void BakedLightmap::set_bake_mode(BakeMode p_mode) {
bake_mode = p_mode;
}
BakedLightmap::BakeMode BakedLightmap::get_bake_mode() const {
return bake_mode;
}
void BakedLightmap::set_image_path(const String &p_path) {
image_path = p_path;
}
String BakedLightmap::get_image_path() const {
return image_path;
}
AABB BakedLightmap::get_aabb() const {
return AABB(-extents, extents * 2);
}
PoolVector<Face3> BakedLightmap::get_faces(uint32_t p_usage_flags) const {
return PoolVector<Face3>();
}
void BakedLightmap::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_light_data", "data"), &BakedLightmap::set_light_data);
ClassDB::bind_method(D_METHOD("get_light_data"), &BakedLightmap::get_light_data);
ClassDB::bind_method(D_METHOD("set_bake_cell_size", "bake_cell_size"), &BakedLightmap::set_bake_cell_size);
ClassDB::bind_method(D_METHOD("get_bake_cell_size"), &BakedLightmap::get_bake_cell_size);
ClassDB::bind_method(D_METHOD("set_capture_cell_size", "capture_cell_size"), &BakedLightmap::set_capture_cell_size);
ClassDB::bind_method(D_METHOD("get_capture_cell_size"), &BakedLightmap::get_capture_cell_size);
ClassDB::bind_method(D_METHOD("set_bake_quality", "bake_quality"), &BakedLightmap::set_bake_quality);
ClassDB::bind_method(D_METHOD("get_bake_quality"), &BakedLightmap::get_bake_quality);
ClassDB::bind_method(D_METHOD("set_bake_mode", "bake_mode"), &BakedLightmap::set_bake_mode);
ClassDB::bind_method(D_METHOD("get_bake_mode"), &BakedLightmap::get_bake_mode);
ClassDB::bind_method(D_METHOD("set_extents", "extents"), &BakedLightmap::set_extents);
ClassDB::bind_method(D_METHOD("get_extents"), &BakedLightmap::get_extents);
ClassDB::bind_method(D_METHOD("set_bake_default_texels_per_unit", "texels"), &BakedLightmap::set_bake_default_texels_per_unit);
ClassDB::bind_method(D_METHOD("get_bake_default_texels_per_unit"), &BakedLightmap::get_bake_default_texels_per_unit);
ClassDB::bind_method(D_METHOD("set_propagation", "propagation"), &BakedLightmap::set_propagation);
ClassDB::bind_method(D_METHOD("get_propagation"), &BakedLightmap::get_propagation);
ClassDB::bind_method(D_METHOD("set_energy", "energy"), &BakedLightmap::set_energy);
ClassDB::bind_method(D_METHOD("get_energy"), &BakedLightmap::get_energy);
ClassDB::bind_method(D_METHOD("set_hdr", "hdr"), &BakedLightmap::set_hdr);
ClassDB::bind_method(D_METHOD("is_hdr"), &BakedLightmap::is_hdr);
ClassDB::bind_method(D_METHOD("set_image_path", "image_path"), &BakedLightmap::set_image_path);
ClassDB::bind_method(D_METHOD("get_image_path"), &BakedLightmap::get_image_path);
ClassDB::bind_method(D_METHOD("bake", "from_node", "create_visual_debug"), &BakedLightmap::bake, DEFVAL(Variant()), DEFVAL(false));
ClassDB::bind_method(D_METHOD("debug_bake"), &BakedLightmap::_debug_bake);
ClassDB::set_method_flags(get_class_static(), _scs_create("debug_bake"), METHOD_FLAGS_DEFAULT | METHOD_FLAG_EDITOR);
ADD_GROUP("Bake", "bake_");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "bake_cell_size", PROPERTY_HINT_RANGE, "0.01,64,0.01"), "set_bake_cell_size", "get_bake_cell_size");
ADD_PROPERTY(PropertyInfo(Variant::INT, "bake_quality", PROPERTY_HINT_ENUM, "Low,Medium,High"), "set_bake_quality", "get_bake_quality");
ADD_PROPERTY(PropertyInfo(Variant::INT, "bake_mode", PROPERTY_HINT_ENUM, "ConeTrace,RayTrace"), "set_bake_mode", "get_bake_mode");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "bake_propagation", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_propagation", "get_propagation");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "bake_energy", PROPERTY_HINT_RANGE, "0,32,0.01"), "set_energy", "get_energy");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "bake_hdr"), "set_hdr", "is_hdr");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "bake_extents"), "set_extents", "get_extents");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "bake_default_texels_per_unit"), "set_bake_default_texels_per_unit", "get_bake_default_texels_per_unit");
ADD_GROUP("Capture", "capture_");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "capture_cell_size", PROPERTY_HINT_RANGE, "0.01,64,0.01"), "set_capture_cell_size", "get_capture_cell_size");
ADD_GROUP("Data", "");
ADD_PROPERTY(PropertyInfo(Variant::STRING, "image_path", PROPERTY_HINT_DIR), "set_image_path", "get_image_path");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "light_data", PROPERTY_HINT_RESOURCE_TYPE, "BakedLightmapData"), "set_light_data", "get_light_data");
BIND_ENUM_CONSTANT(BAKE_QUALITY_LOW);
BIND_ENUM_CONSTANT(BAKE_QUALITY_MEDIUM);
BIND_ENUM_CONSTANT(BAKE_QUALITY_HIGH);
BIND_ENUM_CONSTANT(BAKE_MODE_CONE_TRACE);
BIND_ENUM_CONSTANT(BAKE_MODE_RAY_TRACE);
BIND_ENUM_CONSTANT(BAKE_ERROR_OK);
BIND_ENUM_CONSTANT(BAKE_ERROR_NO_SAVE_PATH);
BIND_ENUM_CONSTANT(BAKE_ERROR_NO_MESHES);
BIND_ENUM_CONSTANT(BAKE_ERROR_CANT_CREATE_IMAGE);
BIND_ENUM_CONSTANT(BAKE_ERROR_USER_ABORTED);
}
BakedLightmap::BakedLightmap() {
extents = Vector3(10, 10, 10);
bake_default_texels_per_unit = 20;
bake_cell_size = 0.25;
capture_cell_size = 0.5;
bake_quality = BAKE_QUALITY_MEDIUM;
bake_mode = BAKE_MODE_CONE_TRACE;
energy = 1;
propagation = 1;
hdr = false;
image_path = ".";
set_disable_scale(true);
}