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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2021 Blender Foundation.
*/
/** \file
* \ingroup eevee
*
* Shader module that manage shader libraries, deferred compilation,
* and static shader usage.
*/
#pragma once
#include <array>
#include <string>
#include "BLI_string_ref.hh"
#include "DRW_render.h"
#include "GPU_material.h"
#include "GPU_shader.h"
#include "eevee_material.hh"
#include "eevee_sync.hh"
namespace blender::eevee {
/* Keep alphabetical order and clean prefix. */
enum eShaderType {
FILM_FRAG = 0,
FILM_COMP,
DOF_BOKEH_LUT,
DOF_DOWNSAMPLE,
DOF_FILTER,
DOF_GATHER_BACKGROUND_LUT,
DOF_GATHER_BACKGROUND,
DOF_GATHER_FOREGROUND_LUT,
DOF_GATHER_FOREGROUND,
DOF_GATHER_HOLE_FILL,
DOF_REDUCE,
DOF_RESOLVE_LUT,
DOF_RESOLVE,
DOF_SCATTER,
DOF_SETUP,
DOF_STABILIZE,
DOF_TILES_DILATE_MINABS,
DOF_TILES_DILATE_MINMAX,
DOF_TILES_FLATTEN,
HIZ_UPDATE,
HIZ_DEBUG,
LIGHT_CULLING_DEBUG,
LIGHT_CULLING_SELECT,
LIGHT_CULLING_SORT,
LIGHT_CULLING_TILE,
LIGHT_CULLING_ZBIN,
MOTION_BLUR_GATHER,
MOTION_BLUR_TILE_DILATE,
MOTION_BLUR_TILE_FLATTEN_RENDER,
MOTION_BLUR_TILE_FLATTEN_VIEWPORT,
MAX_SHADER_TYPE,
};
/**
* Shader module. shared between instances.
*/
class ShaderModule {
private:
std::array<GPUShader *, MAX_SHADER_TYPE> shaders_;
/** Shared shader module across all engine instances. */
static ShaderModule *g_shader_module;
public:
ShaderModule();
~ShaderModule();
GPUShader *static_shader_get(eShaderType shader_type);
GPUMaterial *material_shader_get(::Material *blender_mat,
struct bNodeTree *nodetree,
eMaterialPipeline pipeline_type,
eMaterialGeometry geometry_type,
bool deferred_compilation);
GPUMaterial *world_shader_get(::World *blender_world, struct bNodeTree *nodetree);
GPUMaterial *material_shader_get(const char *name,
ListBase &materials,
struct bNodeTree *nodetree,
eMaterialPipeline pipeline_type,
eMaterialGeometry geometry_type,
bool is_lookdev);
void material_create_info_ammend(GPUMaterial *mat, GPUCodegenOutput *codegen);
/** Only to be used by Instance constructor. */
static ShaderModule *module_get();
static void module_free();
private:
const char *static_shader_create_info_name_get(eShaderType shader_type);
};
} // namespace blender::eevee
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