mirror of
https://github.com/Relintai/pandemonium_engine.git
synced 2024-12-22 20:06:49 +01:00
294 lines
9.0 KiB
C++
294 lines
9.0 KiB
C++
#ifndef BAKED_LIGHTMAP_H
|
|
#define BAKED_LIGHTMAP_H
|
|
|
|
/*************************************************************************/
|
|
/* baked_lightmap.h */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* PANDEMONIUM ENGINE */
|
|
/* https://github.com/Relintai/pandemonium_engine */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2022-present Péter Magyar. */
|
|
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
|
|
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
|
|
/* */
|
|
/* 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 "core/containers/local_vector.h"
|
|
#include "multimesh_instance.h"
|
|
#include "scene/3d/light.h"
|
|
#include "scene/3d/lightmapper.h"
|
|
#include "scene/3d/visual_instance.h"
|
|
#include "scene/resources/mesh/mesh.h"
|
|
|
|
class Sky;
|
|
class Environment3D;
|
|
|
|
class BakedLightmapData : public Resource {
|
|
GDCLASS(BakedLightmapData, Resource);
|
|
RES_BASE_EXTENSION("lmbake")
|
|
|
|
RID baked_light;
|
|
AABB bounds;
|
|
float energy;
|
|
bool interior;
|
|
int cell_subdiv;
|
|
Transform cell_space_xform;
|
|
|
|
struct User {
|
|
NodePath path;
|
|
struct {
|
|
Ref<Texture> single;
|
|
Ref<TextureLayered> layered;
|
|
} lightmap;
|
|
int lightmap_slice;
|
|
Rect2 lightmap_uv_rect;
|
|
int instance_index;
|
|
};
|
|
|
|
Vector<User> users;
|
|
|
|
void _set_user_data(const Array &p_data);
|
|
Array _get_user_data() const;
|
|
|
|
protected:
|
|
static void _bind_methods();
|
|
|
|
public:
|
|
void set_bounds(const AABB &p_bounds);
|
|
AABB get_bounds() const;
|
|
|
|
void set_octree(const PoolVector<uint8_t> &p_octree);
|
|
PoolVector<uint8_t> get_octree() const;
|
|
|
|
void set_cell_space_transform(const Transform &p_xform);
|
|
Transform get_cell_space_transform() const;
|
|
|
|
void set_cell_subdiv(int p_cell_subdiv);
|
|
int get_cell_subdiv() const;
|
|
|
|
void set_energy(float p_energy);
|
|
float get_energy() const;
|
|
|
|
void set_interior(bool p_interior);
|
|
bool is_interior() const;
|
|
|
|
void add_user(const NodePath &p_path, const Ref<Resource> &p_lightmap, int p_lightmap_slice, const Rect2 &p_lightmap_uv_rect, int p_instance);
|
|
int get_user_count() const;
|
|
NodePath get_user_path(int p_user) const;
|
|
Ref<Resource> get_user_lightmap(int p_user) const;
|
|
int get_user_lightmap_slice(int p_user) const;
|
|
Rect2 get_user_lightmap_uv_rect(int p_user) const;
|
|
int get_user_instance(int p_user) const;
|
|
void clear_users();
|
|
void clear_data();
|
|
|
|
virtual RID get_rid() const;
|
|
BakedLightmapData();
|
|
~BakedLightmapData();
|
|
};
|
|
|
|
class BakedLightmap : public VisualInstance {
|
|
GDCLASS(BakedLightmap, VisualInstance);
|
|
|
|
public:
|
|
enum BakeQuality {
|
|
BAKE_QUALITY_LOW,
|
|
BAKE_QUALITY_MEDIUM,
|
|
BAKE_QUALITY_HIGH,
|
|
BAKE_QUALITY_ULTRA
|
|
};
|
|
|
|
enum BakeError {
|
|
BAKE_ERROR_OK,
|
|
BAKE_ERROR_NO_SAVE_PATH,
|
|
BAKE_ERROR_NO_MESHES,
|
|
BAKE_ERROR_CANT_CREATE_IMAGE,
|
|
BAKE_ERROR_LIGHTMAP_SIZE,
|
|
BAKE_ERROR_INVALID_MESH,
|
|
BAKE_ERROR_USER_ABORTED,
|
|
BAKE_ERROR_NO_LIGHTMAPPER,
|
|
BAKE_ERROR_NO_ROOT,
|
|
};
|
|
|
|
enum EnvironmentMode {
|
|
ENVIRONMENT_MODE_DISABLED,
|
|
ENVIRONMENT_MODE_SCENE,
|
|
ENVIRONMENT_MODE_CUSTOM_SKY,
|
|
ENVIRONMENT_MODE_CUSTOM_COLOR
|
|
};
|
|
|
|
struct BakeStepUD {
|
|
Lightmapper::BakeStepFunc func;
|
|
void *ud;
|
|
float from_percent;
|
|
float to_percent;
|
|
};
|
|
|
|
struct LightsFound {
|
|
Transform xform;
|
|
Light *light;
|
|
};
|
|
|
|
struct MeshesFound {
|
|
Transform xform;
|
|
NodePath node_path;
|
|
int32_t subindex;
|
|
Ref<Mesh> mesh;
|
|
int32_t lightmap_scale;
|
|
Vector<Ref<Material>> overrides;
|
|
bool cast_shadows;
|
|
bool generate_lightmap;
|
|
};
|
|
|
|
private:
|
|
Vector3 extents;
|
|
float default_texels_per_unit;
|
|
float bias;
|
|
BakeQuality bake_quality;
|
|
bool generate_atlas;
|
|
int max_atlas_size;
|
|
bool capture_enabled;
|
|
int bounces;
|
|
float bounce_indirect_energy;
|
|
bool use_denoiser;
|
|
bool use_hdr;
|
|
bool use_color;
|
|
|
|
EnvironmentMode environment_mode;
|
|
Ref<Sky> environment_custom_sky;
|
|
Vector3 environment_custom_sky_rotation_degrees;
|
|
Color environment_custom_color;
|
|
float environment_custom_energy;
|
|
Color environment_min_light;
|
|
|
|
BakeQuality capture_quality;
|
|
float capture_propagation;
|
|
float capture_cell_size;
|
|
|
|
String image_path; // (Deprecated property)
|
|
|
|
Ref<BakedLightmapData> light_data;
|
|
|
|
void _assign_lightmaps();
|
|
void _clear_lightmaps();
|
|
|
|
void _get_material_images(const MeshesFound &p_found_mesh, Lightmapper::MeshData &r_mesh_data, Vector<Ref<Texture>> &r_albedo_textures, Vector<Ref<Texture>> &r_emission_textures);
|
|
Ref<Image> _get_irradiance_from_sky(Ref<Sky> p_sky, float p_energy, Vector2i p_size);
|
|
Ref<Image> _get_irradiance_map(Ref<Environment3D> p_env, Vector2i p_size);
|
|
void _find_meshes_and_lights(Node *p_at_node, Vector<MeshesFound> &meshes, Vector<LightsFound> &lights);
|
|
Vector2i _compute_lightmap_size(const MeshesFound &p_mesh);
|
|
|
|
static bool _lightmap_bake_step_function(float p_completion, const String &p_text, void *ud, bool p_refresh);
|
|
void _save_image(String &r_base_path, Ref<Image> p_img, bool p_use_srgb);
|
|
|
|
protected:
|
|
static void _bind_methods();
|
|
void _validate_property(PropertyInfo &property) const;
|
|
void _notification(int p_what);
|
|
|
|
public:
|
|
static Lightmapper::BakeStepFunc bake_step_function;
|
|
static Lightmapper::BakeStepFunc bake_substep_function;
|
|
static Lightmapper::BakeEndFunc bake_end_function;
|
|
|
|
void set_light_data(const Ref<BakedLightmapData> &p_data);
|
|
Ref<BakedLightmapData> get_light_data() const;
|
|
|
|
void set_capture_cell_size(float p_cell_size);
|
|
float get_capture_cell_size() const;
|
|
|
|
void set_extents(const Vector3 &p_extents);
|
|
Vector3 get_extents() const;
|
|
|
|
void set_default_texels_per_unit(const float &p_extents);
|
|
float get_default_texels_per_unit() const;
|
|
|
|
void set_capture_propagation(float p_propagation);
|
|
float get_capture_propagation() const;
|
|
|
|
void set_capture_quality(BakeQuality p_quality);
|
|
BakeQuality get_capture_quality() const;
|
|
|
|
void set_bake_quality(BakeQuality p_quality);
|
|
BakeQuality get_bake_quality() const;
|
|
|
|
void set_generate_atlas(bool p_enabled);
|
|
bool is_generate_atlas_enabled() const;
|
|
|
|
void set_max_atlas_size(int p_size);
|
|
int get_max_atlas_size() const;
|
|
|
|
void set_capture_enabled(bool p_enable);
|
|
bool get_capture_enabled() const;
|
|
|
|
void set_image_path(const String &p_path);
|
|
String get_image_path() const;
|
|
|
|
void set_environment_mode(EnvironmentMode p_mode);
|
|
EnvironmentMode get_environment_mode() const;
|
|
|
|
void set_environment_custom_sky(const Ref<Sky> &p_sky);
|
|
Ref<Sky> get_environment_custom_sky() const;
|
|
|
|
void set_environment_custom_sky_rotation_degrees(const Vector3 &p_rotation);
|
|
Vector3 get_environment_custom_sky_rotation_degrees() const;
|
|
|
|
void set_environment_custom_color(const Color &p_color);
|
|
Color get_environment_custom_color() const;
|
|
|
|
void set_environment_custom_energy(float p_energy);
|
|
float get_environment_custom_energy() const;
|
|
|
|
void set_environment_min_light(Color p_min_light);
|
|
Color get_environment_min_light() const;
|
|
|
|
void set_use_denoiser(bool p_enable);
|
|
bool is_using_denoiser() const;
|
|
|
|
void set_use_hdr(bool p_enable);
|
|
bool is_using_hdr() const;
|
|
|
|
void set_use_color(bool p_enable);
|
|
bool is_using_color() const;
|
|
|
|
void set_bounces(int p_bounces);
|
|
int get_bounces() const;
|
|
|
|
void set_bounce_indirect_energy(float p_indirect_energy);
|
|
float get_bounce_indirect_energy() const;
|
|
|
|
void set_bias(float p_bias);
|
|
float get_bias() const;
|
|
|
|
AABB get_aabb() const;
|
|
PoolVector<Face3> get_faces(uint32_t p_usage_flags) const;
|
|
|
|
BakeError bake(Node *p_from_node, String p_data_save_path = "");
|
|
BakedLightmap();
|
|
};
|
|
|
|
VARIANT_ENUM_CAST(BakedLightmap::BakeQuality);
|
|
VARIANT_ENUM_CAST(BakedLightmap::BakeError);
|
|
VARIANT_ENUM_CAST(BakedLightmap::EnvironmentMode);
|
|
|
|
#endif // BAKED_LIGHTMAP_H
|