godot/servers/rendering/renderer_rd/effects_rd.h

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/*************************************************************************/
/* effects_rd.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. */
/*************************************************************************/
#ifndef EFFECTS_RD_H
#define EFFECTS_RD_H
#include "core/math/camera_matrix.h"
#include "servers/rendering/renderer_rd/pipeline_cache_rd.h"
#include "servers/rendering/renderer_rd/shaders/fsr_upscale.glsl.gen.h"
#include "servers/rendering/renderer_rd/shaders/luminance_reduce.glsl.gen.h"
#include "servers/rendering/renderer_rd/shaders/luminance_reduce_raster.glsl.gen.h"
#include "servers/rendering/renderer_rd/shaders/roughness_limiter.glsl.gen.h"
#include "servers/rendering/renderer_rd/shaders/sort.glsl.gen.h"
#include "servers/rendering/renderer_rd/shaders/subsurface_scattering.glsl.gen.h"
#include "servers/rendering/renderer_rd/shaders/taa_resolve.glsl.gen.h"
#include "servers/rendering/renderer_scene_render.h"
#include "servers/rendering_server.h"
class EffectsRD {
private:
bool prefer_raster_effects;
enum FSRUpscalePass {
FSR_UPSCALE_PASS_EASU = 0,
FSR_UPSCALE_PASS_RCAS = 1
};
struct FSRUpscalePushConstant {
float resolution_width;
float resolution_height;
float upscaled_width;
float upscaled_height;
float sharpness;
int pass;
int _unused0, _unused1;
};
struct FSRUpscale {
FSRUpscalePushConstant push_constant;
FsrUpscaleShaderRD shader;
RID shader_version;
RID pipeline;
} FSR_upscale;
struct TAAResolvePushConstant {
float resolution_width;
float resolution_height;
float disocclusion_threshold;
float disocclusion_scale;
};
struct TAAResolve {
TAAResolvePushConstant push_constant;
TaaResolveShaderRD shader;
RID shader_version;
RID pipeline;
} TAA_resolve;
enum LuminanceReduceMode {
LUMINANCE_REDUCE_READ,
LUMINANCE_REDUCE,
LUMINANCE_REDUCE_WRITE,
LUMINANCE_REDUCE_MAX
};
struct LuminanceReducePushConstant {
int32_t source_size[2];
float max_luminance;
float min_luminance;
float exposure_adjust;
float pad[3];
};
struct LuminanceReduce {
LuminanceReducePushConstant push_constant;
LuminanceReduceShaderRD shader;
RID shader_version;
RID pipelines[LUMINANCE_REDUCE_MAX];
} luminance_reduce;
enum LuminanceReduceRasterMode {
LUMINANCE_REDUCE_FRAGMENT_FIRST,
LUMINANCE_REDUCE_FRAGMENT,
LUMINANCE_REDUCE_FRAGMENT_FINAL,
LUMINANCE_REDUCE_FRAGMENT_MAX
};
struct LuminanceReduceRasterPushConstant {
int32_t source_size[2];
int32_t dest_size[2];
float exposure_adjust;
float min_luminance;
float max_luminance;
uint32_t pad1;
};
struct LuminanceReduceFragment {
LuminanceReduceRasterPushConstant push_constant;
LuminanceReduceRasterShaderRD shader;
RID shader_version;
PipelineCacheRD pipelines[LUMINANCE_REDUCE_FRAGMENT_MAX];
} luminance_reduce_raster;
struct RoughnessLimiterPushConstant {
int32_t screen_size[2];
float curve;
uint32_t pad;
};
struct RoughnessLimiter {
RoughnessLimiterPushConstant push_constant;
RoughnessLimiterShaderRD shader;
RID shader_version;
RID pipeline;
} roughness_limiter;
struct SubSurfaceScatteringPushConstant {
int32_t screen_size[2];
float camera_z_far;
float camera_z_near;
uint32_t vertical;
uint32_t orthogonal;
float unit_size;
float scale;
float depth_scale;
uint32_t pad[3];
};
struct SubSurfaceScattering {
SubSurfaceScatteringPushConstant push_constant;
SubsurfaceScatteringShaderRD shader;
RID shader_version;
RID pipelines[3]; //3 quality levels
} sss;
enum SortMode {
SORT_MODE_BLOCK,
SORT_MODE_STEP,
SORT_MODE_INNER,
SORT_MODE_MAX
};
struct Sort {
struct PushConstant {
uint32_t total_elements;
uint32_t pad[3];
int32_t job_params[4];
};
SortShaderRD shader;
RID shader_version;
RID pipelines[SORT_MODE_MAX];
} sort;
RID default_sampler;
RID default_mipmap_sampler;
RID index_buffer;
RID index_array;
HashMap<RID, RID> texture_to_uniform_set_cache;
HashMap<RID, RID> input_to_uniform_set_cache;
HashMap<RID, RID> image_to_uniform_set_cache;
struct TexturePair {
RID texture1;
RID texture2;
_FORCE_INLINE_ bool operator<(const TexturePair &p_pair) const {
if (texture1 == p_pair.texture1) {
return texture2 < p_pair.texture2;
} else {
return texture1 < p_pair.texture1;
}
}
};
struct TextureSamplerPair {
RID texture;
RID sampler;
_FORCE_INLINE_ bool operator<(const TextureSamplerPair &p_pair) const {
if (texture == p_pair.texture) {
return sampler < p_pair.sampler;
} else {
return texture < p_pair.texture;
}
}
};
RBMap<TexturePair, RID> texture_pair_to_uniform_set_cache;
RBMap<RID, RID> texture_to_compute_uniform_set_cache;
RBMap<TexturePair, RID> texture_pair_to_compute_uniform_set_cache;
RBMap<TexturePair, RID> image_pair_to_compute_uniform_set_cache;
RBMap<TextureSamplerPair, RID> texture_sampler_to_compute_uniform_set_cache;
RID _get_uniform_set_from_image(RID p_texture);
RID _get_uniform_set_from_texture(RID p_texture, bool p_use_mipmaps = false);
RID _get_compute_uniform_set_from_texture(RID p_texture, bool p_use_mipmaps = false);
public:
bool get_prefer_raster_effects();
void fsr_upscale(RID p_source_rd_texture, RID p_secondary_texture, RID p_destination_texture, const Size2i &p_internal_size, const Size2i &p_size, float p_fsr_upscale_sharpness);
void taa_resolve(RID p_frame, RID p_temp, RID p_depth, RID p_velocity, RID p_prev_velocity, RID p_history, Size2 p_resolution, float p_z_near, float p_z_far);
void luminance_reduction(RID p_source_texture, const Size2i p_source_size, const Vector<RID> p_reduce, RID p_prev_luminance, float p_min_luminance, float p_max_luminance, float p_adjust, bool p_set = false);
void luminance_reduction_raster(RID p_source_texture, const Size2i p_source_size, const Vector<RID> p_reduce, Vector<RID> p_fb, RID p_prev_luminance, float p_min_luminance, float p_max_luminance, float p_adjust, bool p_set = false);
void roughness_limit(RID p_source_normal, RID p_roughness, const Size2i &p_size, float p_curve);
void sub_surface_scattering(RID p_diffuse, RID p_diffuse2, RID p_depth, const CameraMatrix &p_camera, const Size2i &p_screen_size, float p_scale, float p_depth_scale, RS::SubSurfaceScatteringQuality p_quality);
void sort_buffer(RID p_uniform_set, int p_size);
EffectsRD(bool p_prefer_raster_effects);
~EffectsRD();
};
#endif // !RASTERIZER_EFFECTS_RD_H