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58 lines
2.7 KiB
C++
58 lines
2.7 KiB
C++
// SPDX-FileCopyrightText: 2019-2024 Connor McLaughlin <stenzek@gmail.com>
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// SPDX-License-Identifier: CC-BY-NC-ND-4.0
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#pragma once
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#include "gpu_hw.h"
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#include "util/shadergen.h"
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class GPU_HW_ShaderGen : public ShaderGen
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{
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public:
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GPU_HW_ShaderGen(RenderAPI render_api, u32 resolution_scale, u32 multisamples, bool per_sample_shading,
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bool true_color, bool scaled_dithering, bool write_mask_as_depth, bool disable_color_perspective,
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bool supports_dual_source_blend, bool supports_framebuffer_fetch);
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~GPU_HW_ShaderGen();
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std::string GenerateBatchVertexShader(bool textured, bool palette, bool page_texture, bool uv_limits,
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bool force_round_texcoords, bool pgxp_depth);
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std::string GenerateBatchFragmentShader(GPU_HW::BatchRenderMode render_mode, GPUTransparencyMode transparency,
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GPU_HW::BatchTextureMode texture_mode, GPUTextureFilter texture_filtering,
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bool uv_limits, bool force_round_texcoords, bool dithering, bool interlacing,
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bool check_mask, bool use_rov, bool use_rov_depth, bool rov_depth_test);
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std::string GenerateWireframeGeometryShader();
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std::string GenerateWireframeFragmentShader();
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std::string GenerateVRAMReadFragmentShader();
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std::string GenerateVRAMWriteFragmentShader(bool use_buffer, bool use_ssbo);
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std::string GenerateVRAMCopyFragmentShader();
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std::string GenerateVRAMFillFragmentShader(bool wrapped, bool interlaced);
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std::string GenerateVRAMUpdateDepthFragmentShader();
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std::string GenerateVRAMExtractFragmentShader(bool color_24bit, bool depth_buffer);
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std::string GenerateAdaptiveDownsampleVertexShader();
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std::string GenerateAdaptiveDownsampleMipFragmentShader();
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std::string GenerateAdaptiveDownsampleBlurFragmentShader();
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std::string GenerateAdaptiveDownsampleCompositeFragmentShader();
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std::string GenerateBoxSampleDownsampleFragmentShader(u32 factor);
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std::string GenerateReplacementMergeFragmentShader(bool semitransparent, bool bilinear_filter);
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private:
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ALWAYS_INLINE bool UsingMSAA() const { return m_multisamples > 1; }
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ALWAYS_INLINE bool UsingPerSampleShading() const { return m_multisamples > 1 && m_per_sample_shading; }
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void WriteColorConversionFunctions(std::stringstream& ss);
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void WriteBatchUniformBuffer(std::stringstream& ss);
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void WriteBatchTextureFilter(std::stringstream& ss, GPUTextureFilter texture_filter);
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void WriteAdaptiveDownsampleUniformBuffer(std::stringstream& ss);
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u32 m_resolution_scale;
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u32 m_multisamples;
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bool m_per_sample_shading;
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bool m_true_color;
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bool m_scaled_dithering;
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bool m_write_mask_as_depth;
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bool m_disable_color_perspective;
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};
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