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VideoCommon: refactor the custom pipeline logic in the graphics mod action into a separate class, so it is reusable

This commit is contained in:
iwubcode 2024-01-27 00:12:49 -06:00
parent e740e32562
commit 3e3967ff94
6 changed files with 480 additions and 424 deletions
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2
Source/Core/DolphinLib.props
View File

@ -692,6 +692,7 @@
<ClInclude Include="VideoCommon\GraphicsModSystem\Runtime\Actions\PrintAction.h" />
<ClInclude Include="VideoCommon\GraphicsModSystem\Runtime\Actions\ScaleAction.h" />
<ClInclude Include="VideoCommon\GraphicsModSystem\Runtime\Actions\SkipAction.h" />
<ClInclude Include="VideoCommon\GraphicsModSystem\Runtime\CustomPipeline.h" />
<ClInclude Include="VideoCommon\GraphicsModSystem\Runtime\CustomShaderCache.h" />
<ClInclude Include="VideoCommon\GraphicsModSystem\Runtime\FBInfo.h" />
<ClInclude Include="VideoCommon\GraphicsModSystem\Runtime\GraphicsModAction.h" />
@ -1323,6 +1324,7 @@
<ClCompile Include="VideoCommon\GraphicsModSystem\Runtime\Actions\PrintAction.cpp" />
<ClCompile Include="VideoCommon\GraphicsModSystem\Runtime\Actions\ScaleAction.cpp" />
<ClCompile Include="VideoCommon\GraphicsModSystem\Runtime\Actions\SkipAction.cpp" />
<ClCompile Include="VideoCommon\GraphicsModSystem\Runtime\CustomPipeline.cpp" />
<ClCompile Include="VideoCommon\GraphicsModSystem\Runtime\CustomShaderCache.cpp" />
<ClCompile Include="VideoCommon\GraphicsModSystem\Runtime\FBInfo.cpp" />
<ClCompile Include="VideoCommon\GraphicsModSystem\Runtime\GraphicsModActionFactory.cpp" />

2
Source/Core/VideoCommon/CMakeLists.txt
View File

@ -85,6 +85,8 @@ add_library(videocommon
GraphicsModSystem/Runtime/Actions/ScaleAction.h
GraphicsModSystem/Runtime/Actions/SkipAction.cpp
GraphicsModSystem/Runtime/Actions/SkipAction.h
GraphicsModSystem/Runtime/CustomPipeline.cpp
GraphicsModSystem/Runtime/CustomPipeline.h
GraphicsModSystem/Runtime/CustomShaderCache.cpp
GraphicsModSystem/Runtime/CustomShaderCache.h
GraphicsModSystem/Runtime/FBInfo.cpp

413
Source/Core/VideoCommon/GraphicsModSystem/Runtime/Actions/CustomPipelineAction.cpp
View File

@ -5,6 +5,7 @@
#include <algorithm>
#include <array>
#include <optional>
#include <fmt/format.h>
@ -20,164 +21,12 @@
#include "VideoCommon/ShaderGenCommon.h"
#include "VideoCommon/TextureCacheBase.h"
namespace
std::unique_ptr<CustomPipelineAction>
CustomPipelineAction::Create(std::shared_ptr<VideoCommon::CustomAssetLibrary> library)
{
bool IsQualifier(std::string_view value)
{
static std::array<std::string_view, 7> qualifiers = {"attribute", "const", "highp", "lowp",
"mediump", "uniform", "varying"};
return std::find(qualifiers.begin(), qualifiers.end(), value) != qualifiers.end();
return std::make_unique<CustomPipelineAction>(std::move(library));
}
bool IsBuiltInMacro(std::string_view value)
{
static std::array<std::string_view, 5> built_in = {"__LINE__", "__FILE__", "__VERSION__",
"GL_core_profile", "GL_compatibility_profile"};
return std::find(built_in.begin(), built_in.end(), value) != built_in.end();
}
std::vector<std::string> GlobalConflicts(std::string_view source)
{
std::string_view last_identifier = "";
std::vector<std::string> global_result;
u32 scope = 0;
for (u32 i = 0; i < source.size(); i++)
{
// If we're out of global scope, we don't care
// about any of the details
if (scope > 0)
{
if (source[i] == '{')
{
scope++;
}
else if (source[i] == '}')
{
scope--;
}
continue;
}
const auto parse_identifier = [&]() {
const u32 start = i;
for (; i < source.size(); i++)
{
if (!Common::IsAlpha(source[i]) && source[i] != '_' && !std::isdigit(source[i]))
break;
}
u32 end = i;
i--; // unwind
return source.substr(start, end - start);
};
if (Common::IsAlpha(source[i]) || source[i] == '_')
{
const std::string_view identifier = parse_identifier();
if (IsQualifier(identifier))
continue;
if (IsBuiltInMacro(identifier))
continue;
last_identifier = identifier;
}
else if (source[i] == '#')
{
const auto parse_until_end_of_preprocessor = [&]() {
bool continue_until_next_newline = false;
for (; i < source.size(); i++)
{
if (source[i] == '\n')
{
if (continue_until_next_newline)
continue_until_next_newline = false;
else
break;
}
else if (source[i] == '\\')
{
continue_until_next_newline = true;
}
}
};
i++;
const std::string_view identifier = parse_identifier();
if (identifier == "define")
{
i++;
// skip whitespace
while (source[i] == ' ')
{
i++;
}
global_result.push_back(std::string{parse_identifier()});
parse_until_end_of_preprocessor();
}
else
{
parse_until_end_of_preprocessor();
}
}
else if (source[i] == '{')
{
scope++;
}
else if (source[i] == '(')
{
// Unlikely the user will be using layouts but...
if (last_identifier == "layout")
continue;
// Since we handle equality, we can assume the identifier
// before '(' is a function definition
global_result.push_back(std::string{last_identifier});
}
else if (source[i] == '=')
{
global_result.push_back(std::string{last_identifier});
i++;
for (; i < source.size(); i++)
{
if (source[i] == ';')
break;
}
}
else if (source[i] == '/')
{
if ((i + 1) >= source.size())
continue;
if (source[i + 1] == '/')
{
// Go to end of line...
for (; i < source.size(); i++)
{
if (source[i] == '\n')
break;
}
}
else if (source[i + 1] == '*')
{
// Multiline, look for first '*/'
for (; i < source.size(); i++)
{
if (source[i] == '/' && source[i - 1] == '*')
break;
}
}
}
}
// Sort the conflicts from largest to smallest string
// this way we can ensure smaller strings that are a substring
// of the larger string are able to be replaced appropriately
std::sort(global_result.begin(), global_result.end(),
[](const std::string& first, const std::string& second) {
return first.size() > second.size();
});
return global_result;
}
} // namespace
std::unique_ptr<CustomPipelineAction>
CustomPipelineAction::Create(const picojson::value& json_data,
std::shared_ptr<VideoCommon::CustomAssetLibrary> library)
@ -236,16 +85,19 @@ CustomPipelineAction::Create(const picojson::value& json_data,
return std::make_unique<CustomPipelineAction>(std::move(library), std::move(pipeline_passes));
}
CustomPipelineAction::CustomPipelineAction(std::shared_ptr<VideoCommon::CustomAssetLibrary> library)
: m_library(std::move(library))
{
}
CustomPipelineAction::CustomPipelineAction(
std::shared_ptr<VideoCommon::CustomAssetLibrary> library,
std::vector<PipelinePassPassDescription> pass_descriptions)
: m_library(std::move(library)), m_passes_config(std::move(pass_descriptions))
{
m_passes.resize(m_passes_config.size());
m_pipeline_passes.resize(m_passes_config.size());
}
CustomPipelineAction::~CustomPipelineAction() = default;
void CustomPipelineAction::OnDrawStarted(GraphicsModActionData::DrawStarted* draw_started)
{
if (!draw_started) [[unlikely]]
@ -254,251 +106,20 @@ void CustomPipelineAction::OnDrawStarted(GraphicsModActionData::DrawStarted* dra
if (!draw_started->custom_pixel_shader) [[unlikely]]
return;
if (!draw_started->material_uniform_buffer) [[unlikely]]
return;
if (m_passes.empty()) [[unlikely]]
if (m_pipeline_passes.empty()) [[unlikely]]
return;
auto& loader = Core::System::GetInstance().GetCustomAssetLoader();
// For now assume a single pass
const auto& pass_config = m_passes_config[0];
auto& pass = m_passes[0];
auto& pass = m_pipeline_passes[0];
if (!pass.m_pixel_material.m_asset ||
pass_config.m_pixel_material_asset != pass.m_pixel_material.m_asset->GetAssetId())
{
pass.m_pixel_material.m_asset =
loader.LoadMaterial(pass_config.m_pixel_material_asset, m_library);
}
const auto material_data = pass.m_pixel_material.m_asset->GetData();
if (!material_data)
{
return;
}
std::size_t max_material_data_size = 0;
if (pass.m_pixel_material.m_asset->GetLastLoadedTime() >
pass.m_pixel_material.m_cached_write_time)
{
m_last_generated_material_code = ShaderCode{};
pass.m_pixel_material.m_cached_write_time = pass.m_pixel_material.m_asset->GetLastLoadedTime();
std::size_t texture_count = 0;
for (const auto& property : material_data->properties)
{
max_material_data_size += VideoCommon::MaterialProperty::GetMemorySize(property);
VideoCommon::MaterialProperty::WriteAsShaderCode(m_last_generated_material_code, property);
if (auto* texture_asset_id =
std::get_if<VideoCommon::CustomAssetLibrary::AssetID>(&property.m_value))
{
texture_count++;
}
}
m_material_data.resize(max_material_data_size);
pass.m_game_textures.resize(texture_count);
}
if (!pass.m_pixel_shader.m_asset ||
pass.m_pixel_shader.m_asset->GetLastLoadedTime() > pass.m_pixel_shader.m_cached_write_time ||
material_data->shader_asset != pass.m_pixel_shader.m_asset->GetAssetId())
{
pass.m_pixel_shader.m_asset = loader.LoadPixelShader(material_data->shader_asset, m_library);
pass.m_pixel_shader.m_cached_write_time = pass.m_pixel_shader.m_asset->GetLastLoadedTime();
m_last_generated_shader_code = ShaderCode{};
}
const auto shader_data = pass.m_pixel_shader.m_asset->GetData();
if (!shader_data)
{
return;
}
if (shader_data->m_properties.size() != material_data->properties.size())
{
return;
}
u8* material_buffer = m_material_data.data();
u32 sampler_index = 8;
for (std::size_t index = 0; index < material_data->properties.size(); index++)
{
auto& property = material_data->properties[index];
const auto shader_it = shader_data->m_properties.find(property.m_code_name);
if (shader_it == shader_data->m_properties.end())
{
ERROR_LOG_FMT(VIDEO,
"Custom pipeline, has material asset '{}' that uses a "
"code name of '{}' but that can't be found on shader asset '{}'!",
pass.m_pixel_material.m_asset->GetAssetId(), property.m_code_name,
pass.m_pixel_shader.m_asset->GetAssetId());
return;
}
if (auto* texture_asset_id =
std::get_if<VideoCommon::CustomAssetLibrary::AssetID>(&property.m_value))
{
if (*texture_asset_id != "")
{
auto asset = loader.LoadGameTexture(*texture_asset_id, m_library);
if (!asset)
{
return;
}
auto& texture_asset = pass.m_game_textures[index];
if (!texture_asset ||
texture_asset->m_cached_asset.m_asset->GetLastLoadedTime() >
texture_asset->m_cached_asset.m_cached_write_time ||
*texture_asset_id != texture_asset->m_cached_asset.m_asset->GetAssetId())
{
if (!texture_asset)
{
texture_asset = PipelinePass::CachedTextureAsset{};
}
const auto loaded_time = asset->GetLastLoadedTime();
texture_asset->m_cached_asset = VideoCommon::CachedAsset<VideoCommon::GameTextureAsset>{
std::move(asset), loaded_time};
texture_asset->m_texture.reset();
if (std::holds_alternative<VideoCommon::ShaderProperty::Sampler2D>(
shader_it->second.m_default))
{
texture_asset->m_sampler_code =
fmt::format("SAMPLER_BINDING({}) uniform sampler2D samp_{};\n", sampler_index,
property.m_code_name);
texture_asset->m_define_code = fmt::format("#define HAS_{} 1\n", property.m_code_name);
}
else if (std::holds_alternative<VideoCommon::ShaderProperty::Sampler2DArray>(
shader_it->second.m_default))
{
texture_asset->m_sampler_code =
fmt::format("SAMPLER_BINDING({}) uniform sampler2DArray samp_{};\n", sampler_index,
property.m_code_name);
texture_asset->m_define_code = fmt::format("#define HAS_{} 1\n", property.m_code_name);
}
else if (std::holds_alternative<VideoCommon::ShaderProperty::SamplerCube>(
shader_it->second.m_default))
{
texture_asset->m_sampler_code =
fmt::format("SAMPLER_BINDING({}) uniform samplerCube samp_{};\n", sampler_index,
property.m_code_name);
texture_asset->m_define_code = fmt::format("#define HAS_{} 1\n", property.m_code_name);
}
}
const auto texture_data = texture_asset->m_cached_asset.m_asset->GetData();
if (!texture_data)
{
return;
}
if (texture_asset->m_texture)
{
g_gfx->SetTexture(sampler_index, texture_asset->m_texture.get());
g_gfx->SetSamplerState(sampler_index, texture_data->m_sampler);
}
else
{
AbstractTextureType texture_usage = AbstractTextureType::Texture_2DArray;
if (std::holds_alternative<VideoCommon::ShaderProperty::SamplerCube>(
shader_it->second.m_default))
{
texture_usage = AbstractTextureType::Texture_CubeMap;
}
else if (std::holds_alternative<VideoCommon::ShaderProperty::Sampler2D>(
shader_it->second.m_default))
{
texture_usage = AbstractTextureType::Texture_2D;
}
if (texture_data->m_texture.m_slices.empty() ||
texture_data->m_texture.m_slices[0].m_levels.empty())
{
return;
}
auto& first_slice = texture_data->m_texture.m_slices[0];
const TextureConfig texture_config(
first_slice.m_levels[0].width, first_slice.m_levels[0].height,
static_cast<u32>(first_slice.m_levels.size()),
static_cast<u32>(texture_data->m_texture.m_slices.size()), 1,
first_slice.m_levels[0].format, 0, texture_usage);
texture_asset->m_texture = g_gfx->CreateTexture(
texture_config, fmt::format("Custom shader texture '{}'", property.m_code_name));
for (std::size_t slice_index = 0; slice_index < texture_data->m_texture.m_slices.size();
slice_index++)
{
auto& slice = texture_data->m_texture.m_slices[slice_index];
for (u32 level_index = 0; level_index < static_cast<u32>(slice.m_levels.size());
++level_index)
{
auto& level = slice.m_levels[level_index];
texture_asset->m_texture->Load(level_index, level.width, level.height,
level.row_length, level.data.data(), level.data.size(),
static_cast<u32>(slice_index));
}
}
}
sampler_index++;
}
}
else
{
VideoCommon::MaterialProperty::WriteToMemory(material_buffer, property);
}
}
if (m_last_generated_shader_code.GetBuffer().empty())
{
// Calculate shader details
std::string color_shader_data =
ReplaceAll(shader_data->m_shader_source, "custom_main", CUSTOM_PIXELSHADER_COLOR_FUNC);
const auto global_conflicts = GlobalConflicts(color_shader_data);
color_shader_data = ReplaceAll(color_shader_data, "\r\n", "\n");
color_shader_data = ReplaceAll(color_shader_data, "{", "{{");
color_shader_data = ReplaceAll(color_shader_data, "}", "}}");
// First replace global conflicts with dummy strings
// This avoids the problem where a shorter word
// is in a longer word, ex two functions: 'execute' and 'execute_fast'
for (std::size_t i = 0; i < global_conflicts.size(); i++)
{
const std::string& identifier = global_conflicts[i];
color_shader_data =
ReplaceAll(color_shader_data, identifier, fmt::format("_{0}_DOLPHIN_TEMP_{0}_", i));
}
// Now replace the temporaries with the actual value
for (std::size_t i = 0; i < global_conflicts.size(); i++)
{
const std::string& identifier = global_conflicts[i];
color_shader_data = ReplaceAll(color_shader_data, fmt::format("_{0}_DOLPHIN_TEMP_{0}_", i),
fmt::format("{}_{{0}}", identifier));
}
for (const auto& game_texture : pass.m_game_textures)
{
if (!game_texture)
continue;
m_last_generated_shader_code.Write("{}", game_texture->m_sampler_code);
m_last_generated_shader_code.Write("{}", game_texture->m_define_code);
}
for (std::size_t i = 0; i < draw_started->texture_units.size(); i++)
{
const auto& texture_unit = draw_started->texture_units[i];
m_last_generated_shader_code.Write(
"#define TEX_COORD{} data.texcoord[data.texmap_to_texcoord_index[{}]].xy\n", i,
texture_unit);
}
m_last_generated_shader_code.Write("{}", color_shader_data);
}
pass.UpdatePixelData(loader, m_library, draw_started->texture_units,
pass_config.m_pixel_material_asset);
CustomPixelShader custom_pixel_shader;
custom_pixel_shader.custom_shader = m_last_generated_shader_code.GetBuffer();
custom_pixel_shader.material_uniform_block = m_last_generated_material_code.GetBuffer();
custom_pixel_shader.custom_shader = pass.m_last_generated_shader_code.GetBuffer();
custom_pixel_shader.material_uniform_block = pass.m_last_generated_material_code.GetBuffer();
*draw_started->custom_pixel_shader = custom_pixel_shader;
*draw_started->material_uniform_buffer = m_material_data;
*draw_started->material_uniform_buffer = pass.m_material_data;
}

33
Source/Core/VideoCommon/GraphicsModSystem/Runtime/Actions/CustomPipelineAction.h
View File

@ -4,20 +4,14 @@
#pragma once
#include <memory>
#include <optional>
#include <string>
#include <string_view>
#include <vector>
#include <picojson.h>
#include "VideoCommon/AbstractTexture.h"
#include "VideoCommon/Assets/CustomAssetLibrary.h"
#include "VideoCommon/Assets/MaterialAsset.h"
#include "VideoCommon/Assets/ShaderAsset.h"
#include "VideoCommon/Assets/TextureAsset.h"
#include "VideoCommon/GraphicsModSystem/Runtime/CustomPipeline.h"
#include "VideoCommon/GraphicsModSystem/Runtime/GraphicsModAction.h"
#include "VideoCommon/ShaderGenCommon.h"
class CustomPipelineAction final : public GraphicsModAction
{
@ -30,32 +24,15 @@ public:
static std::unique_ptr<CustomPipelineAction>
Create(const picojson::value& json_data,
std::shared_ptr<VideoCommon::CustomAssetLibrary> library);
static std::unique_ptr<CustomPipelineAction>
Create(std::shared_ptr<VideoCommon::CustomAssetLibrary> library);
explicit CustomPipelineAction(std::shared_ptr<VideoCommon::CustomAssetLibrary> library);
CustomPipelineAction(std::shared_ptr<VideoCommon::CustomAssetLibrary> library,
std::vector<PipelinePassPassDescription> pass_descriptions);
~CustomPipelineAction();
void OnDrawStarted(GraphicsModActionData::DrawStarted*) override;
private:
std::shared_ptr<VideoCommon::CustomAssetLibrary> m_library;
std::vector<PipelinePassPassDescription> m_passes_config;
struct PipelinePass
{
VideoCommon::CachedAsset<VideoCommon::MaterialAsset> m_pixel_material;
VideoCommon::CachedAsset<VideoCommon::PixelShaderAsset> m_pixel_shader;
struct CachedTextureAsset
{
VideoCommon::CachedAsset<VideoCommon::GameTextureAsset> m_cached_asset;
std::unique_ptr<AbstractTexture> m_texture;
std::string m_sampler_code;
std::string m_define_code;
};
std::vector<std::optional<CachedTextureAsset>> m_game_textures;
};
std::vector<PipelinePass> m_passes;
ShaderCode m_last_generated_shader_code;
ShaderCode m_last_generated_material_code;
std::vector<u8> m_material_data;
std::vector<CustomPipeline> m_pipeline_passes;
};

406
Source/Core/VideoCommon/GraphicsModSystem/Runtime/CustomPipeline.cpp Normal file
View File

@ -0,0 +1,406 @@
// Copyright 2024 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "VideoCommon/GraphicsModSystem/Runtime/CustomPipeline.h"
#include <algorithm>
#include <array>
#include <variant>
#include "Common/Logging/Log.h"
#include "Common/VariantUtil.h"
#include "VideoCommon/AbstractGfx.h"
#include "VideoCommon/Assets/CustomAssetLoader.h"
namespace
{
bool IsQualifier(std::string_view value)
{
static std::array<std::string_view, 7> qualifiers = {"attribute", "const", "highp", "lowp",
"mediump", "uniform", "varying"};
return std::find(qualifiers.begin(), qualifiers.end(), value) != qualifiers.end();
}
bool IsBuiltInMacro(std::string_view value)
{
static std::array<std::string_view, 5> built_in = {"__LINE__", "__FILE__", "__VERSION__",
"GL_core_profile", "GL_compatibility_profile"};
return std::find(built_in.begin(), built_in.end(), value) != built_in.end();
}
std::vector<std::string> GlobalConflicts(std::string_view source)
{
std::string_view last_identifier = "";
std::vector<std::string> global_result;
u32 scope = 0;
for (u32 i = 0; i < source.size(); i++)
{
// If we're out of global scope, we don't care
// about any of the details
if (scope > 0)
{
if (source[i] == '{')
{
scope++;
}
else if (source[i] == '}')
{
scope--;
}
continue;
}
const auto parse_identifier = [&]() {
const u32 start = i;
for (; i < source.size(); i++)
{
if (!Common::IsAlpha(source[i]) && source[i] != '_' && !std::isdigit(source[i]))
break;
}
u32 end = i;
i--; // unwind
return source.substr(start, end - start);
};
if (Common::IsAlpha(source[i]) || source[i] == '_')
{
const std::string_view identifier = parse_identifier();
if (IsQualifier(identifier))
continue;
if (IsBuiltInMacro(identifier))
continue;
last_identifier = identifier;
}
else if (source[i] == '#')
{
const auto parse_until_end_of_preprocessor = [&]() {
bool continue_until_next_newline = false;
for (; i < source.size(); i++)
{
if (source[i] == '\n')
{
if (continue_until_next_newline)
continue_until_next_newline = false;
else
break;
}
else if (source[i] == '\\')
{
continue_until_next_newline = true;
}
}
};
i++;
const std::string_view identifier = parse_identifier();
if (identifier == "define")
{
i++;
// skip whitespace
while (source[i] == ' ')
{
i++;
}
global_result.push_back(std::string{parse_identifier()});
parse_until_end_of_preprocessor();
}
else
{
parse_until_end_of_preprocessor();
}
}
else if (source[i] == '{')
{
scope++;
}
else if (source[i] == '(')
{
// Unlikely the user will be using layouts but...
if (last_identifier == "layout")
continue;
// Since we handle equality, we can assume the identifier
// before '(' is a function definition
global_result.push_back(std::string{last_identifier});
}
else if (source[i] == '=')
{
global_result.push_back(std::string{last_identifier});
i++;
for (; i < source.size(); i++)
{
if (source[i] == ';')
break;
}
}
else if (source[i] == '/')
{
if ((i + 1) >= source.size())
continue;
if (source[i + 1] == '/')
{
// Go to end of line...
for (; i < source.size(); i++)
{
if (source[i] == '\n')
break;
}
}
else if (source[i + 1] == '*')
{
// Multiline, look for first '*/'
for (; i < source.size(); i++)
{
if (source[i] == '/' && source[i - 1] == '*')
break;
}
}
}
}
// Sort the conflicts from largest to smallest string
// this way we can ensure smaller strings that are a substring
// of the larger string are able to be replaced appropriately
std::sort(global_result.begin(), global_result.end(),
[](const std::string& first, const std::string& second) {
return first.size() > second.size();
});
return global_result;
}
} // namespace
void CustomPipeline::UpdatePixelData(
VideoCommon::CustomAssetLoader& loader,
std::shared_ptr<VideoCommon::CustomAssetLibrary> library, std::span<const u32> texture_units,
const VideoCommon::CustomAssetLibrary::AssetID& material_to_load)
{
if (!m_pixel_material.m_asset || material_to_load != m_pixel_material.m_asset->GetAssetId())
{
m_pixel_material.m_asset = loader.LoadMaterial(material_to_load, library);
}
const auto material_data = m_pixel_material.m_asset->GetData();
if (!material_data)
{
return;
}
std::size_t max_material_data_size = 0;
if (m_pixel_material.m_asset->GetLastLoadedTime() > m_pixel_material.m_cached_write_time)
{
m_last_generated_material_code = ShaderCode{};
m_pixel_material.m_cached_write_time = m_pixel_material.m_asset->GetLastLoadedTime();
std::size_t texture_count = 0;
for (const auto& property : material_data->properties)
{
max_material_data_size += VideoCommon::MaterialProperty::GetMemorySize(property);
VideoCommon::MaterialProperty::WriteAsShaderCode(m_last_generated_material_code, property);
if (auto* texture_asset_id =
std::get_if<VideoCommon::CustomAssetLibrary::AssetID>(&property.m_value))
{
texture_count++;
}
}
m_material_data.resize(max_material_data_size);
m_game_textures.resize(texture_count);
}
if (!m_pixel_shader.m_asset ||
m_pixel_shader.m_asset->GetLastLoadedTime() > m_pixel_shader.m_cached_write_time ||
material_data->shader_asset != m_pixel_shader.m_asset->GetAssetId())
{
m_pixel_shader.m_asset = loader.LoadPixelShader(material_data->shader_asset, library);
m_pixel_shader.m_cached_write_time = m_pixel_shader.m_asset->GetLastLoadedTime();
m_last_generated_shader_code = ShaderCode{};
}
const auto shader_data = m_pixel_shader.m_asset->GetData();
if (!shader_data)
{
return;
}
if (shader_data->m_properties.size() != material_data->properties.size())
{
return;
}
u8* material_buffer = m_material_data.data();
u32 sampler_index = 8;
for (std::size_t index = 0; index < material_data->properties.size(); index++)
{
auto& property = material_data->properties[index];
const auto shader_it = shader_data->m_properties.find(property.m_code_name);
if (shader_it == shader_data->m_properties.end())
{
ERROR_LOG_FMT(VIDEO,
"Custom pipeline, has material asset '{}' that uses a "
"code name of '{}' but that can't be found on shader asset '{}'!",
m_pixel_material.m_asset->GetAssetId(), property.m_code_name,
m_pixel_shader.m_asset->GetAssetId());
return;
}
if (auto* texture_asset_id =
std::get_if<VideoCommon::CustomAssetLibrary::AssetID>(&property.m_value))
{
if (*texture_asset_id != "")
{
auto asset = loader.LoadGameTexture(*texture_asset_id, library);
if (!asset)
{
return;
}
auto& texture_asset = m_game_textures[index];
if (!texture_asset ||
texture_asset->m_cached_asset.m_asset->GetLastLoadedTime() >
texture_asset->m_cached_asset.m_cached_write_time ||
*texture_asset_id != texture_asset->m_cached_asset.m_asset->GetAssetId())
{
if (!texture_asset)
{
texture_asset = CachedTextureAsset{};
}
const auto loaded_time = asset->GetLastLoadedTime();
texture_asset->m_cached_asset = VideoCommon::CachedAsset<VideoCommon::GameTextureAsset>{
std::move(asset), loaded_time};
texture_asset->m_texture.reset();
if (std::holds_alternative<VideoCommon::ShaderProperty::Sampler2D>(
shader_it->second.m_default))
{
texture_asset->m_sampler_code =
fmt::format("SAMPLER_BINDING({}) uniform sampler2D samp_{};\n", sampler_index,
property.m_code_name);
texture_asset->m_define_code = fmt::format("#define HAS_{} 1\n", property.m_code_name);
}
else if (std::holds_alternative<VideoCommon::ShaderProperty::Sampler2DArray>(
shader_it->second.m_default))
{
texture_asset->m_sampler_code =
fmt::format("SAMPLER_BINDING({}) uniform sampler2DArray samp_{};\n", sampler_index,
property.m_code_name);
texture_asset->m_define_code = fmt::format("#define HAS_{} 1\n", property.m_code_name);
}
else if (std::holds_alternative<VideoCommon::ShaderProperty::SamplerCube>(
shader_it->second.m_default))
{
texture_asset->m_sampler_code =
fmt::format("SAMPLER_BINDING({}) uniform samplerCube samp_{};\n", sampler_index,
property.m_code_name);
texture_asset->m_define_code = fmt::format("#define HAS_{} 1\n", property.m_code_name);
}
}
const auto texture_data = texture_asset->m_cached_asset.m_asset->GetData();
if (!texture_data)
{
return;
}
if (texture_asset->m_texture)
{
g_gfx->SetTexture(sampler_index, texture_asset->m_texture.get());
g_gfx->SetSamplerState(sampler_index, RenderState::GetLinearSamplerState());
}
else
{
AbstractTextureType texture_type = AbstractTextureType::Texture_2DArray;
if (std::holds_alternative<VideoCommon::ShaderProperty::SamplerCube>(
shader_it->second.m_default))
{
texture_type = AbstractTextureType::Texture_CubeMap;
}
else if (std::holds_alternative<VideoCommon::ShaderProperty::Sampler2D>(
shader_it->second.m_default))
{
texture_type = AbstractTextureType::Texture_2D;
}
if (texture_data->m_texture.m_slices.empty() ||
texture_data->m_texture.m_slices[0].m_levels.empty())
{
return;
}
auto& first_slice = texture_data->m_texture.m_slices[0];
const TextureConfig texture_config(
first_slice.m_levels[0].width, first_slice.m_levels[0].height,
static_cast<u32>(first_slice.m_levels.size()),
static_cast<u32>(texture_data->m_texture.m_slices.size()), 1,
first_slice.m_levels[0].format, 0, texture_type);
texture_asset->m_texture = g_gfx->CreateTexture(
texture_config, fmt::format("Custom shader texture '{}'", property.m_code_name));
for (std::size_t slice_index = 0; slice_index < texture_data->m_texture.m_slices.size();
slice_index++)
{
auto& slice = texture_data->m_texture.m_slices[slice_index];
for (u32 level_index = 0; level_index < static_cast<u32>(slice.m_levels.size());
++level_index)
{
auto& level = slice.m_levels[level_index];
texture_asset->m_texture->Load(level_index, level.width, level.height,
level.row_length, level.data.data(), level.data.size(),
static_cast<u32>(slice_index));
}
}
}
sampler_index++;
}
}
else
{
VideoCommon::MaterialProperty::WriteToMemory(material_buffer, property);
}
}
if (m_last_generated_shader_code.GetBuffer().empty())
{
// Calculate shader details
std::string color_shader_data =
ReplaceAll(shader_data->m_shader_source, "custom_main", CUSTOM_PIXELSHADER_COLOR_FUNC);
const auto global_conflicts = GlobalConflicts(color_shader_data);
color_shader_data = ReplaceAll(color_shader_data, "\r\n", "\n");
color_shader_data = ReplaceAll(color_shader_data, "{", "{{");
color_shader_data = ReplaceAll(color_shader_data, "}", "}}");
// First replace global conflicts with dummy strings
// This avoids the problem where a shorter word
// is in a longer word, ex two functions: 'execute' and 'execute_fast'
for (std::size_t i = 0; i < global_conflicts.size(); i++)
{
const std::string& identifier = global_conflicts[i];
color_shader_data =
ReplaceAll(color_shader_data, identifier, fmt::format("_{0}_DOLPHIN_TEMP_{0}_", i));
}
// Now replace the temporaries with the actual value
for (std::size_t i = 0; i < global_conflicts.size(); i++)
{
const std::string& identifier = global_conflicts[i];
color_shader_data = ReplaceAll(color_shader_data, fmt::format("_{0}_DOLPHIN_TEMP_{0}_", i),
fmt::format("{}_{{0}}", identifier));
}
for (const auto& game_texture : m_game_textures)
{
if (!game_texture)
continue;
m_last_generated_shader_code.Write("{}", game_texture->m_sampler_code);
m_last_generated_shader_code.Write("{}", game_texture->m_define_code);
}
for (std::size_t i = 0; i < texture_units.size(); i++)
{
const auto& texture_unit = texture_units[i];
m_last_generated_shader_code.Write(
"#define TEX_COORD{} data.texcoord[data.texmap_to_texcoord_index[{}]].xy\n", i,
texture_unit);
}
m_last_generated_shader_code.Write("{}", color_shader_data);
}
}

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Source/Core/VideoCommon/GraphicsModSystem/Runtime/CustomPipeline.h Normal file
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// Copyright 2024 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <memory>
#include <optional>
#include <span>
#include <string>
#include <string_view>
#include <vector>
#include "VideoCommon/AbstractTexture.h"
#include "VideoCommon/Assets/CustomAssetLibrary.h"
#include "VideoCommon/Assets/MaterialAsset.h"
#include "VideoCommon/Assets/ShaderAsset.h"
#include "VideoCommon/Assets/TextureAsset.h"
#include "VideoCommon/ShaderGenCommon.h"
namespace VideoCommon
{
class CustomAssetLoader;
}
struct CustomPipeline
{
void UpdatePixelData(VideoCommon::CustomAssetLoader& loader,
std::shared_ptr<VideoCommon::CustomAssetLibrary> library,
std::span<const u32> texture_units,
const VideoCommon::CustomAssetLibrary::AssetID& material_to_load);
VideoCommon::CachedAsset<VideoCommon::MaterialAsset> m_pixel_material;
VideoCommon::CachedAsset<VideoCommon::PixelShaderAsset> m_pixel_shader;
struct CachedTextureAsset
{
VideoCommon::CachedAsset<VideoCommon::GameTextureAsset> m_cached_asset;
std::unique_ptr<AbstractTexture> m_texture;
std::string m_sampler_code;
std::string m_define_code;
};
std::vector<std::optional<CachedTextureAsset>> m_game_textures;
ShaderCode m_last_generated_shader_code;
ShaderCode m_last_generated_material_code;
std::vector<u8> m_material_data;
};