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TextureCache: Support reinterpreting formats for VRAM textures

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This commit is contained in:
Stenzek
2019-07-14 15:24:12 +10:00
parent 77f406c8a8
commit 946571b759
7 changed files with 335 additions and 6 deletions
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39
Source/Core/VideoCommon/ShaderCache.cpp
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@ -1255,6 +1255,44 @@ const AbstractPipeline* ShaderCache::GetPaletteConversionPipeline(TLUTFormat for
return m_palette_conversion_pipelines[static_cast<size_t>(format)].get();
}
const AbstractPipeline* ShaderCache::GetTextureReinterpretPipeline(TextureFormat from_format,
TextureFormat to_format)
{
const auto key = std::make_pair(from_format, to_format);
auto iter = m_texture_reinterpret_pipelines.find(key);
if (iter != m_texture_reinterpret_pipelines.end())
return iter->second.get();
std::string shader_source =
FramebufferShaderGen::GenerateTextureReinterpretShader(from_format, to_format);
if (shader_source.empty())
{
m_texture_reinterpret_pipelines.emplace(key, nullptr);
return nullptr;
}
std::unique_ptr<AbstractShader> shader =
g_renderer->CreateShaderFromSource(ShaderStage::Pixel, shader_source);
if (!shader)
{
m_texture_reinterpret_pipelines.emplace(key, nullptr);
return nullptr;
}
AbstractPipelineConfig config;
config.vertex_format = nullptr;
config.vertex_shader = m_screen_quad_vertex_shader.get();
config.geometry_shader = nullptr;
config.pixel_shader = shader.get();
config.rasterization_state = RenderState::GetNoCullRasterizationState(PrimitiveType::Triangles);
config.depth_state = RenderState::GetNoDepthTestingDepthState();
config.blending_state = RenderState::GetNoBlendingBlendState();
config.framebuffer_state = RenderState::GetRGBA8FramebufferState();
config.usage = AbstractPipelineUsage::Utility;
auto iiter = m_texture_reinterpret_pipelines.emplace(key, g_renderer->CreatePipeline(config));
return iiter.first->second.get();
}
const AbstractShader* ShaderCache::GetTextureDecodingShader(TextureFormat format,
TLUTFormat palette_format)
{
@ -1282,5 +1320,4 @@ const AbstractShader* ShaderCache::GetTextureDecodingShader(TextureFormat format
auto iiter = m_texture_decoding_shaders.emplace(key, std::move(shader));
return iiter.first->second.get();
}
} // namespace VideoCommon