diff options
Diffstat (limited to 'servers/rendering/renderer_rd/environment/gi.h')
| -rw-r--r-- | servers/rendering/renderer_rd/environment/gi.h | 303 |
1 files changed, 171 insertions, 132 deletions
diff --git a/servers/rendering/renderer_rd/environment/gi.h b/servers/rendering/renderer_rd/environment/gi.h index c9e1a14e2e..651a660f5c 100644 --- a/servers/rendering/renderer_rd/environment/gi.h +++ b/servers/rendering/renderer_rd/environment/gi.h @@ -1,32 +1,32 @@ -/*************************************************************************/ -/* gi.h */ -/*************************************************************************/ -/* This file is part of: */ -/* GODOT ENGINE */ -/* https://godotengine.org */ -/*************************************************************************/ -/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */ -/* Copyright (c) 2014-2022 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. */ -/*************************************************************************/ +/**************************************************************************/ +/* gi.h */ +/**************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/**************************************************************************/ +/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ +/* Copyright (c) 2007-2014 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. */ +/**************************************************************************/ #ifndef GI_RD_H #define GI_RD_H @@ -44,10 +44,17 @@ #include "servers/rendering/renderer_rd/shaders/environment/sdfgi_preprocess.glsl.gen.h" #include "servers/rendering/renderer_rd/shaders/environment/voxel_gi.glsl.gen.h" #include "servers/rendering/renderer_rd/shaders/environment/voxel_gi_debug.glsl.gen.h" +#include "servers/rendering/renderer_rd/storage_rd/render_buffer_custom_data_rd.h" #include "servers/rendering/renderer_scene_render.h" #include "servers/rendering/rendering_device.h" #include "servers/rendering/storage/utilities.h" +#define RB_SCOPE_GI SNAME("rbgi") +#define RB_SCOPE_SDFGI SNAME("sdfgi") + +#define RB_TEX_AMBIENT SNAME("ambient") +#define RB_TEX_REFLECTION SNAME("reflection") + // Forward declare RenderDataRD and RendererSceneRenderRD so we can pass it into some of our methods, these classes are pretty tightly bound struct RenderDataRD; class RendererSceneRenderRD; @@ -76,11 +83,12 @@ public: float dynamic_range = 2.0; float energy = 1.0; + float baked_exposure = 1.0; float bias = 1.4; float normal_bias = 0.0; - float propagation = 0.7; + float propagation = 0.5; bool interior = false; - bool use_two_bounces = false; + bool use_two_bounces = true; uint32_t version = 1; uint32_t data_version = 1; @@ -88,6 +96,60 @@ public: Dependency dependency; }; + /* VOXEL_GI INSTANCE */ + + //@TODO VoxelGIInstance is still directly used in the render code, we'll address this when we refactor the render code itself. + + struct VoxelGIInstance { + // access to our containers + GI *gi = nullptr; + + RID probe; + RID texture; + RID write_buffer; + + struct Mipmap { + RID texture; + RID uniform_set; + RID second_bounce_uniform_set; + RID write_uniform_set; + uint32_t level; + uint32_t cell_offset; + uint32_t cell_count; + }; + Vector<Mipmap> mipmaps; + + struct DynamicMap { + RID texture; //color normally, or emission on first pass + RID fb_depth; //actual depth buffer for the first pass, float depth for later passes + RID depth; //actual depth buffer for the first pass, float depth for later passes + RID normal; //normal buffer for the first pass + RID albedo; //emission buffer for the first pass + RID orm; //orm buffer for the first pass + RID fb; //used for rendering, only valid on first map + RID uniform_set; + uint32_t size; + int mipmap; // mipmap to write to, -1 if no mipmap assigned + }; + + Vector<DynamicMap> dynamic_maps; + + int slot = -1; + uint32_t last_probe_version = 0; + uint32_t last_probe_data_version = 0; + + //uint64_t last_pass = 0; + uint32_t render_index = 0; + + bool has_dynamic_object_data = false; + + Transform3D transform; + + void update(bool p_update_light_instances, const Vector<RID> &p_light_instances, const PagedArray<RenderGeometryInstance *> &p_dynamic_objects); + void debug(RD::DrawListID p_draw_list, RID p_framebuffer, const Projection &p_camera_with_transform, bool p_lighting, bool p_emission, float p_alpha); + void free_resources(); + }; + private: static GI *singleton; @@ -97,6 +159,8 @@ private: /* VOXEL_GI INSTANCE */ + mutable RID_Owner<VoxelGIInstance> voxel_gi_instance_owner; + struct VoxelGILight { uint32_t type; float energy; @@ -232,16 +296,13 @@ private: uint32_t max_cascades; int32_t screen_size[2]; - uint32_t use_occlusion; float y_mult; - uint32_t probe_axis_size; float z_near; - float reserved1; - float reserved2; - float cam_transform[16]; - float inv_projection[16]; + float inv_projection[3][4]; + float cam_basis[3][3]; + float cam_origin[3]; }; SdfgiDebugShaderRD debug; @@ -372,9 +433,40 @@ private: public: static GI *get_singleton() { return singleton; } + /* GI */ + + enum { + MAX_VOXEL_GI_INSTANCES = 8 + }; + + // Struct for use in render buffer + class RenderBuffersGI : public RenderBufferCustomDataRD { + GDCLASS(RenderBuffersGI, RenderBufferCustomDataRD) + + private: + RID voxel_gi_buffer; + + public: + RID voxel_gi_textures[MAX_VOXEL_GI_INSTANCES]; + + RID full_buffer; + RID full_dispatch; + RID full_mask; + + /* GI buffers */ + bool using_half_size_gi = false; + + RID uniform_set[RendererSceneRender::MAX_RENDER_VIEWS]; + RID scene_data_ubo; + + RID get_voxel_gi_buffer(); + + virtual void configure(RenderSceneBuffersRD *p_render_buffers) override{}; + virtual void free_data() override; + }; + /* VOXEL GI API */ - VoxelGI *get_voxel_gi(RID p_rid) { return voxel_gi_owner.get_or_null(p_rid); }; bool owns_voxel_gi(RID p_rid) { return voxel_gi_owner.owns(p_rid); }; virtual RID voxel_gi_allocate() override; @@ -401,6 +493,9 @@ public: virtual void voxel_gi_set_energy(RID p_voxel_gi, float p_energy) override; virtual float voxel_gi_get_energy(RID p_voxel_gi) const override; + virtual void voxel_gi_set_baked_exposure_normalization(RID p_voxel_gi, float p_baked_exposure) override; + virtual float voxel_gi_get_baked_exposure_normalization(RID p_voxel_gi) const override; + virtual void voxel_gi_set_bias(RID p_voxel_gi, float p_bias) override; virtual float voxel_gi_get_bias(RID p_voxel_gi) const override; @@ -421,76 +516,37 @@ public: RID voxel_gi_get_sdf_texture(RID p_voxel_gi); - /* VOXEL_GI INSTANCE */ - - //@TODO VoxelGIInstance is still directly used in the render code, we'll address this when we refactor the render code itself. - - struct VoxelGIInstance { - // access to our containers - GI *gi = nullptr; - - RID probe; - RID texture; - RID write_buffer; - - struct Mipmap { - RID texture; - RID uniform_set; - RID second_bounce_uniform_set; - RID write_uniform_set; - uint32_t level; - uint32_t cell_offset; - uint32_t cell_count; - }; - Vector<Mipmap> mipmaps; + Dependency *voxel_gi_get_dependency(RID p_voxel_gi) const; - struct DynamicMap { - RID texture; //color normally, or emission on first pass - RID fb_depth; //actual depth buffer for the first pass, float depth for later passes - RID depth; //actual depth buffer for the first pass, float depth for later passes - RID normal; //normal buffer for the first pass - RID albedo; //emission buffer for the first pass - RID orm; //orm buffer for the first pass - RID fb; //used for rendering, only valid on first map - RID uniform_set; - uint32_t size; - int mipmap; // mipmap to write to, -1 if no mipmap assigned - }; - - Vector<DynamicMap> dynamic_maps; - - int slot = -1; - uint32_t last_probe_version = 0; - uint32_t last_probe_data_version = 0; - - //uint64_t last_pass = 0; - uint32_t render_index = 0; - - bool has_dynamic_object_data = false; - - Transform3D transform; + /* VOXEL_GI INSTANCE */ - void update(bool p_update_light_instances, const Vector<RID> &p_light_instances, const PagedArray<RenderGeometryInstance *> &p_dynamic_objects, RendererSceneRenderRD *p_scene_render); - void debug(RD::DrawListID p_draw_list, RID p_framebuffer, const Projection &p_camera_with_transform, bool p_lighting, bool p_emission, float p_alpha); + _FORCE_INLINE_ RID voxel_gi_instance_get_texture(RID p_probe) { + VoxelGIInstance *voxel_gi = voxel_gi_instance_owner.get_or_null(p_probe); + ERR_FAIL_COND_V(!voxel_gi, RID()); + return voxel_gi->texture; }; - mutable RID_Owner<VoxelGIInstance> voxel_gi_instance_owner; + _FORCE_INLINE_ void voxel_gi_instance_set_render_index(RID p_probe, uint32_t p_index) { + VoxelGIInstance *voxel_gi = voxel_gi_instance_owner.get_or_null(p_probe); + ERR_FAIL_NULL(voxel_gi); - _FORCE_INLINE_ VoxelGIInstance *get_probe_instance(RID p_probe) const { - return voxel_gi_instance_owner.get_or_null(p_probe); + voxel_gi->render_index = p_index; }; - _FORCE_INLINE_ RID voxel_gi_instance_get_texture(RID p_probe) { - VoxelGIInstance *voxel_gi = get_probe_instance(p_probe); - ERR_FAIL_COND_V(!voxel_gi, RID()); - return voxel_gi->texture; - }; + bool voxel_gi_instance_owns(RID p_rid) const { + return voxel_gi_instance_owner.owns(p_rid); + } + + void voxel_gi_instance_free(RID p_rid); RS::VoxelGIQuality voxel_gi_quality = RS::VOXEL_GI_QUALITY_LOW; /* SDFGI */ - struct SDFGI { + class SDFGI : public RenderBufferCustomDataRD { + GDCLASS(SDFGI, RenderBufferCustomDataRD) + + public: enum { MAX_CASCADES = 8, CASCADE_SIZE = 128, @@ -508,6 +564,7 @@ public: float to_cell; int32_t probe_offset[3]; uint32_t pad; + float pad2[4]; }; //cascade blocks are full-size for volume (128^3), half size for albedo/emission @@ -547,6 +604,8 @@ public: RID integrate_uniform_set; RID lights_buffer; + float baked_exposure_normalization = 1.0; + bool all_dynamic_lights_dirty = true; }; @@ -613,8 +672,11 @@ public: int32_t cascade_dynamic_light_count[SDFGI::MAX_CASCADES]; //used dynamically RID integrate_sky_uniform_set; + virtual void configure(RenderSceneBuffersRD *p_render_buffers) override{}; + virtual void free_data() override; + ~SDFGI(); + void create(RID p_env, const Vector3 &p_world_position, uint32_t p_requested_history_size, GI *p_gi); - void erase(); void update(RID p_env, const Vector3 &p_world_position); void update_light(); void update_probes(RID p_env, RendererRD::SkyRD::Sky *p_sky); @@ -625,9 +687,9 @@ public: void debug_draw(uint32_t p_view_count, const Projection *p_projections, const Transform3D &p_transform, int p_width, int p_height, RID p_render_target, RID p_texture, const Vector<RID> &p_texture_views); void debug_probes(RID p_framebuffer, const uint32_t p_view_count, const Projection *p_camera_with_transforms, bool p_will_continue_color, bool p_will_continue_depth); - void pre_process_gi(const Transform3D &p_transform, RenderDataRD *p_render_data, RendererSceneRenderRD *p_scene_render); - void render_region(RID p_render_buffers, int p_region, const PagedArray<RenderGeometryInstance *> &p_instances, RendererSceneRenderRD *p_scene_render); - void render_static_lights(RID p_render_buffers, uint32_t p_cascade_count, const uint32_t *p_cascade_indices, const PagedArray<RID> *p_positional_light_cull_result, RendererSceneRenderRD *p_scene_render); + void pre_process_gi(const Transform3D &p_transform, RenderDataRD *p_render_data); + void render_region(Ref<RenderSceneBuffersRD> p_render_buffers, int p_region, const PagedArray<RenderGeometryInstance *> &p_instances, float p_exposure_normalization); + void render_static_lights(RenderDataRD *p_render_data, Ref<RenderSceneBuffersRD> p_render_buffers, uint32_t p_cascade_count, const uint32_t *p_cascade_indices, const PagedArray<RID> *p_positional_light_cull_result); }; RS::EnvironmentSDFGIRayCount sdfgi_ray_count = RS::ENV_SDFGI_RAY_COUNT_16; @@ -644,34 +706,6 @@ public: int sdfgi_get_lightprobe_octahedron_size() const { return SDFGI::LIGHTPROBE_OCT_SIZE; } - /* GI */ - enum { - MAX_VOXEL_GI_INSTANCES = 8 - }; - - // Struct for use in render buffer - struct RenderBuffersGI { - RID voxel_gi_textures[MAX_VOXEL_GI_INSTANCES]; - RID voxel_gi_buffer; - - RID full_buffer; - RID full_dispatch; - RID full_mask; - - /* GI buffers */ - RID ambient_buffer; - RID ambient_slice[RendererSceneRender::MAX_RENDER_VIEWS]; - RID reflection_buffer; - RID reflection_slice[RendererSceneRender::MAX_RENDER_VIEWS]; - bool using_half_size_gi = false; - uint32_t view_count = 1; - - RID uniform_set[RendererSceneRender::MAX_RENDER_VIEWS]; - RID scene_data_ubo; - - void free(); - }; - struct SDFGIData { float grid_size[3]; uint32_t max_cascades; @@ -701,6 +735,8 @@ public: float to_probe; // 1/bounds * grid_size int32_t probe_world_offset[3]; float to_cell; // 1/bounds * grid_size + float pad[3]; + float exposure_normalization; }; ProbeCascadeData cascades[SDFGI::MAX_CASCADES]; @@ -716,6 +752,9 @@ public: float normal_bias; // 4 - 88 uint32_t blend_ambient; // 4 - 92 uint32_t mipmaps; // 4 - 96 + + float pad[3]; // 12 - 108 + float exposure_normalization; // 4 - 112 }; struct SceneData { @@ -771,15 +810,15 @@ public: void init(RendererRD::SkyRD *p_sky); void free(); - SDFGI *create_sdfgi(RID p_env, const Vector3 &p_world_position, uint32_t p_requested_history_size); + Ref<SDFGI> create_sdfgi(RID p_env, const Vector3 &p_world_position, uint32_t p_requested_history_size); - void setup_voxel_gi_instances(RID p_render_buffers, const Transform3D &p_transform, const PagedArray<RID> &p_voxel_gi_instances, uint32_t &r_voxel_gi_instances_used, RendererSceneRenderRD *p_scene_render); - void process_gi(RID p_render_buffers, const RID *p_normal_roughness_slices, RID p_voxel_gi_buffer, const RID *p_vrs_slices, RID p_environment, uint32_t p_view_count, const Projection *p_projections, const Vector3 *p_eye_offsets, const Transform3D &p_cam_transform, const PagedArray<RID> &p_voxel_gi_instances, RendererSceneRenderRD *p_scene_render); + void setup_voxel_gi_instances(RenderDataRD *p_render_data, Ref<RenderSceneBuffersRD> p_render_buffers, const Transform3D &p_transform, const PagedArray<RID> &p_voxel_gi_instances, uint32_t &r_voxel_gi_instances_used); + void process_gi(Ref<RenderSceneBuffersRD> p_render_buffers, const RID *p_normal_roughness_slices, RID p_voxel_gi_buffer, RID p_environment, uint32_t p_view_count, const Projection *p_projections, const Vector3 *p_eye_offsets, const Transform3D &p_cam_transform, const PagedArray<RID> &p_voxel_gi_instances); RID voxel_gi_instance_create(RID p_base); void voxel_gi_instance_set_transform_to_data(RID p_probe, const Transform3D &p_xform); bool voxel_gi_needs_update(RID p_probe) const; - void voxel_gi_update(RID p_probe, bool p_update_light_instances, const Vector<RID> &p_light_instances, const PagedArray<RenderGeometryInstance *> &p_dynamic_objects, RendererSceneRenderRD *p_scene_render); + void voxel_gi_update(RID p_probe, bool p_update_light_instances, const Vector<RID> &p_light_instances, const PagedArray<RenderGeometryInstance *> &p_dynamic_objects); void debug_voxel_gi(RID p_voxel_gi, RD::DrawListID p_draw_list, RID p_framebuffer, const Projection &p_camera_with_transform, bool p_lighting, bool p_emission, float p_alpha); }; |