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GPUDevice: Support transpiling shaders at compile time

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And use it for GLSL postprocessing shaders.
This commit is contained in:
Stenzek
2024-06-14 14:37:33 +10:00
parent f0c2832d03
commit ef69c31e9f
37 changed files with 918 additions and 470 deletions
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10
src/util/shadergen.h
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@@ -13,15 +13,20 @@
class ShaderGen
{
public:
ShaderGen(RenderAPI render_api, bool supports_dual_source_blend, bool supports_framebuffer_fetch);
ShaderGen(RenderAPI render_api, GPUShaderLanguage language, bool supports_dual_source_blend,
bool supports_framebuffer_fetch);
~ShaderGen();
static GPUShaderLanguage GetShaderLanguageForAPI(RenderAPI api);
static bool UseGLSLBindingLayout();
#ifdef ENABLE_OPENGL
static TinyString GetGLSLVersionString(RenderAPI render_api);
static u32 GetGLSLVersion(RenderAPI render_api);
static TinyString GetGLSLVersionString(RenderAPI render_api, u32 version);
#endif
ALWAYS_INLINE GPUShaderLanguage GetLanguage() const { return m_shader_language; }
std::string GenerateScreenQuadVertexShader(float z = 0.0f);
std::string GenerateUVQuadVertexShader();
std::string GenerateFillFragmentShader();
@@ -58,6 +63,7 @@ protected:
bool noperspective_color = false, bool feedback_loop = false);
RenderAPI m_render_api;
GPUShaderLanguage m_shader_language;
bool m_glsl;
bool m_spirv;
bool m_supports_dual_source_blend;