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Diffstat (limited to 'scene/3d/lightmapper.h')
| -rw-r--r-- | scene/3d/lightmapper.h | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/scene/3d/lightmapper.h b/scene/3d/lightmapper.h new file mode 100644 index 0000000000..ccf9bde279 --- /dev/null +++ b/scene/3d/lightmapper.h @@ -0,0 +1,120 @@ +/*************************************************************************/ +/* lightmapper.h */ +/*************************************************************************/ +/* 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. */ +/*************************************************************************/ + +#ifndef LIGHTMAPPER_H +#define LIGHTMAPPER_H + +#include "scene/resources/mesh.h" +#include "servers/rendering/rendering_device.h" + +class LightmapDenoiser : public Reference { + GDCLASS(LightmapDenoiser, Reference) +protected: + static LightmapDenoiser *(*create_function)(); + +public: + virtual Ref<Image> denoise_image(const Ref<Image> &p_image) = 0; + static Ref<LightmapDenoiser> create(); +}; + +class Lightmapper : public Reference { + GDCLASS(Lightmapper, Reference) +public: + enum GenerateProbes { + GENERATE_PROBES_DISABLED, + GENERATE_PROBES_SUBDIV_4, + GENERATE_PROBES_SUBDIV_8, + GENERATE_PROBES_SUBDIV_16, + GENERATE_PROBES_SUBDIV_32, + + }; + + enum LightType { + LIGHT_TYPE_DIRECTIONAL, + LIGHT_TYPE_OMNI, + LIGHT_TYPE_SPOT + }; + + enum BakeError { + BAKE_ERROR_LIGHTMAP_TOO_SMALL, + BAKE_ERROR_LIGHTMAP_CANT_PRE_BAKE_MESHES, + BAKE_OK + }; + + enum BakeQuality { + BAKE_QUALITY_LOW, + BAKE_QUALITY_MEDIUM, + BAKE_QUALITY_HIGH, + BAKE_QUALITY_ULTRA, + }; + + typedef Lightmapper *(*CreateFunc)(); + + static CreateFunc create_custom; + static CreateFunc create_gpu; + static CreateFunc create_cpu; + +protected: +public: + typedef bool (*BakeStepFunc)(float, const String &, void *, bool); //step index, step total, step description, userdata + + struct MeshData { + //triangle data + Vector<Vector3> points; + Vector<Vector2> uv2; + Vector<Vector3> normal; + Ref<Image> albedo_on_uv2; + Ref<Image> emission_on_uv2; + Variant userdata; + }; + + virtual void add_mesh(const MeshData &p_mesh) = 0; + virtual void add_directional_light(bool p_static, const Vector3 &p_direction, const Color &p_color, float p_energy, float p_angular_distance) = 0; + virtual void add_omni_light(bool p_static, const Vector3 &p_position, const Color &p_color, float p_energy, float p_range, float p_attenuation, float p_size) = 0; + virtual void add_spot_light(bool p_static, const Vector3 &p_position, const Vector3 p_direction, const Color &p_color, float p_energy, float p_range, float p_attenuation, float p_spot_angle, float p_spot_attenuation, float p_size) = 0; + virtual void add_probe(const Vector3 &p_position) = 0; + virtual BakeError bake(BakeQuality p_quality, bool p_use_denoiser, int p_bounces, float p_bias, int p_max_texture_size, bool p_bake_sh, GenerateProbes p_generate_probes, const Ref<Image> &p_environment_panorama, const Basis &p_environment_transform, BakeStepFunc p_step_function = nullptr, void *p_step_userdata = nullptr) = 0; + + virtual int get_bake_texture_count() const = 0; + virtual Ref<Image> get_bake_texture(int p_index) const = 0; + virtual int get_bake_mesh_count() const = 0; + virtual Variant get_bake_mesh_userdata(int p_index) const = 0; + virtual Rect2 get_bake_mesh_uv_scale(int p_index) const = 0; + virtual int get_bake_mesh_texture_slice(int p_index) const = 0; + virtual int get_bake_probe_count() const = 0; + virtual Vector3 get_bake_probe_point(int p_probe) const = 0; + virtual Vector<Color> get_bake_probe_sh(int p_probe) const = 0; + + static Ref<Lightmapper> create(); + + Lightmapper(); +}; + +#endif // LIGHTMAPPER_H |