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https://github.com/dolphin-emu/dolphin.git
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D3D / VideoCommon: generate HLSL from SPIRV
This commit is contained in:
iwubcode
@ -86,110 +86,80 @@ ShaderCode GenerateVertexShaderCode(APIType api_type, const ShaderHostConfig& ho
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out.Write("{}", s_lighting_struct);
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// uniforms
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if (api_type == APIType::OpenGL || api_type == APIType::Vulkan)
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out.Write("UBO_BINDING(std140, 2) uniform VSBlock {{\n");
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else
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out.Write("cbuffer VSBlock {{\n");
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out.Write("UBO_BINDING(std140, 2) uniform VSBlock {{\n");
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out.Write("{}", s_shader_uniforms);
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out.Write("}};\n");
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out.Write("struct VS_OUTPUT {{\n");
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GenerateVSOutputMembers(out, api_type, uid_data->numTexGens, host_config, "");
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GenerateVSOutputMembers(out, api_type, uid_data->numTexGens, host_config, "",
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ShaderStage::Vertex);
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out.Write("}};\n\n");
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WriteIsNanHeader(out, api_type);
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if (api_type == APIType::OpenGL || api_type == APIType::Vulkan)
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out.Write("ATTRIBUTE_LOCATION({}) in float4 rawpos;\n", SHADER_POSITION_ATTRIB);
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if ((uid_data->components & VB_HAS_POSMTXIDX) != 0)
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out.Write("ATTRIBUTE_LOCATION({}) in uint4 posmtx;\n", SHADER_POSMTX_ATTRIB);
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if ((uid_data->components & VB_HAS_NORMAL) != 0)
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out.Write("ATTRIBUTE_LOCATION({}) in float3 rawnormal;\n", SHADER_NORMAL_ATTRIB);
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if ((uid_data->components & VB_HAS_TANGENT) != 0)
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out.Write("ATTRIBUTE_LOCATION({}) in float3 rawtangent;\n", SHADER_TANGENT_ATTRIB);
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if ((uid_data->components & VB_HAS_BINORMAL) != 0)
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out.Write("ATTRIBUTE_LOCATION({}) in float3 rawbinormal;\n", SHADER_BINORMAL_ATTRIB);
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if ((uid_data->components & VB_HAS_COL0) != 0)
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out.Write("ATTRIBUTE_LOCATION({}) in float4 rawcolor0;\n", SHADER_COLOR0_ATTRIB);
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if ((uid_data->components & VB_HAS_COL1) != 0)
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out.Write("ATTRIBUTE_LOCATION({}) in float4 rawcolor1;\n", SHADER_COLOR1_ATTRIB);
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for (u32 i = 0; i < 8; ++i)
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{
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out.Write("ATTRIBUTE_LOCATION({}) in float4 rawpos;\n", SHADER_POSITION_ATTRIB);
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if ((uid_data->components & VB_HAS_POSMTXIDX) != 0)
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out.Write("ATTRIBUTE_LOCATION({}) in uint4 posmtx;\n", SHADER_POSMTX_ATTRIB);
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if ((uid_data->components & VB_HAS_NORMAL) != 0)
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out.Write("ATTRIBUTE_LOCATION({}) in float3 rawnormal;\n", SHADER_NORMAL_ATTRIB);
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if ((uid_data->components & VB_HAS_TANGENT) != 0)
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out.Write("ATTRIBUTE_LOCATION({}) in float3 rawtangent;\n", SHADER_TANGENT_ATTRIB);
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if ((uid_data->components & VB_HAS_BINORMAL) != 0)
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out.Write("ATTRIBUTE_LOCATION({}) in float3 rawbinormal;\n", SHADER_BINORMAL_ATTRIB);
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const u32 has_texmtx = (uid_data->components & (VB_HAS_TEXMTXIDX0 << i));
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if ((uid_data->components & VB_HAS_COL0) != 0)
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out.Write("ATTRIBUTE_LOCATION({}) in float4 rawcolor0;\n", SHADER_COLOR0_ATTRIB);
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if ((uid_data->components & VB_HAS_COL1) != 0)
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out.Write("ATTRIBUTE_LOCATION({}) in float4 rawcolor1;\n", SHADER_COLOR1_ATTRIB);
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for (u32 i = 0; i < 8; ++i)
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if ((uid_data->components & (VB_HAS_UV0 << i)) != 0 || has_texmtx != 0)
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{
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const u32 has_texmtx = (uid_data->components & (VB_HAS_TEXMTXIDX0 << i));
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if ((uid_data->components & (VB_HAS_UV0 << i)) != 0 || has_texmtx != 0)
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{
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out.Write("ATTRIBUTE_LOCATION({}) in float{} rawtex{};\n", SHADER_TEXTURE0_ATTRIB + i,
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has_texmtx != 0 ? 3 : 2, i);
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}
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out.Write("ATTRIBUTE_LOCATION({}) in float{} rawtex{};\n", SHADER_TEXTURE0_ATTRIB + i,
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has_texmtx != 0 ? 3 : 2, i);
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}
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if (host_config.backend_geometry_shaders)
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{
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out.Write("VARYING_LOCATION(0) out VertexData {{\n");
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GenerateVSOutputMembers(out, api_type, uid_data->numTexGens, host_config,
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GetInterpolationQualifier(msaa, ssaa, true, false));
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out.Write("}} vs;\n");
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}
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else
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{
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// Let's set up attributes
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u32 counter = 0;
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out.Write("VARYING_LOCATION({}) {} out float4 colors_0;\n", counter++,
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GetInterpolationQualifier(msaa, ssaa));
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out.Write("VARYING_LOCATION({}) {} out float4 colors_1;\n", counter++,
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GetInterpolationQualifier(msaa, ssaa));
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for (u32 i = 0; i < uid_data->numTexGens; ++i)
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{
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out.Write("VARYING_LOCATION({}) {} out float3 tex{};\n", counter++,
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GetInterpolationQualifier(msaa, ssaa), i);
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}
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if (!host_config.fast_depth_calc)
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{
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out.Write("VARYING_LOCATION({}) {} out float4 clipPos;\n", counter++,
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GetInterpolationQualifier(msaa, ssaa));
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}
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if (per_pixel_lighting)
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{
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out.Write("VARYING_LOCATION({}) {} out float3 Normal;\n", counter++,
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GetInterpolationQualifier(msaa, ssaa));
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out.Write("VARYING_LOCATION({}) {} out float3 WorldPos;\n", counter++,
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GetInterpolationQualifier(msaa, ssaa));
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}
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}
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out.Write("void main()\n{{\n");
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}
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else // D3D
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if (host_config.backend_geometry_shaders)
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{
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out.Write("VS_OUTPUT main(\n");
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// inputs
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if ((uid_data->components & VB_HAS_NORMAL) != 0)
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out.Write(" float3 rawnormal : NORMAL,\n");
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if ((uid_data->components & VB_HAS_TANGENT) != 0)
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out.Write(" float3 rawtangent : TANGENT,\n");
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if ((uid_data->components & VB_HAS_BINORMAL) != 0)
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out.Write(" float3 rawbinormal : BINORMAL,\n");
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if ((uid_data->components & VB_HAS_COL0) != 0)
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out.Write(" float4 rawcolor0 : COLOR0,\n");
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if ((uid_data->components & VB_HAS_COL1) != 0)
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out.Write(" float4 rawcolor1 : COLOR1,\n");
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for (u32 i = 0; i < 8; ++i)
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{
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const u32 has_texmtx = (uid_data->components & (VB_HAS_TEXMTXIDX0 << i));
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if ((uid_data->components & (VB_HAS_UV0 << i)) != 0 || has_texmtx != 0)
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out.Write(" float{} rawtex{} : TEXCOORD{},\n", has_texmtx ? 3 : 2, i, i);
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}
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if ((uid_data->components & VB_HAS_POSMTXIDX) != 0)
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out.Write(" uint4 posmtx : BLENDINDICES,\n");
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out.Write(" float4 rawpos : POSITION) {{\n");
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out.Write("VARYING_LOCATION(0) out VertexData {{\n");
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GenerateVSOutputMembers(out, api_type, uid_data->numTexGens, host_config,
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GetInterpolationQualifier(msaa, ssaa, true, false),
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ShaderStage::Vertex);
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out.Write("}} vs;\n");
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}
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else
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{
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// Let's set up attributes
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u32 counter = 0;
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out.Write("VARYING_LOCATION({}) {} out float4 colors_0;\n", counter++,
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GetInterpolationQualifier(msaa, ssaa));
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out.Write("VARYING_LOCATION({}) {} out float4 colors_1;\n", counter++,
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GetInterpolationQualifier(msaa, ssaa));
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for (u32 i = 0; i < uid_data->numTexGens; ++i)
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{
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out.Write("VARYING_LOCATION({}) {} out float3 tex{};\n", counter++,
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GetInterpolationQualifier(msaa, ssaa), i);
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}
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if (!host_config.fast_depth_calc)
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{
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out.Write("VARYING_LOCATION({}) {} out float4 clipPos;\n", counter++,
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GetInterpolationQualifier(msaa, ssaa));
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}
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if (per_pixel_lighting)
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{
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out.Write("VARYING_LOCATION({}) {} out float3 Normal;\n", counter++,
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GetInterpolationQualifier(msaa, ssaa));
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out.Write("VARYING_LOCATION({}) {} out float3 WorldPos;\n", counter++,
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GetInterpolationQualifier(msaa, ssaa));
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}
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}
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out.Write("void main()\n{{\n");
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out.Write("VS_OUTPUT o;\n");
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@ -548,45 +518,38 @@ ShaderCode GenerateVertexShaderCode(APIType api_type, const ShaderHostConfig& ho
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"}}\n");
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}
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if (api_type == APIType::OpenGL || api_type == APIType::Vulkan)
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if (host_config.backend_geometry_shaders)
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{
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if (host_config.backend_geometry_shaders)
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{
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AssignVSOutputMembers(out, "vs", "o", uid_data->numTexGens, host_config);
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}
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else
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{
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// TODO: Pass interface blocks between shader stages even if geometry shaders
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// are not supported, however that will require at least OpenGL 3.2 support.
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for (u32 i = 0; i < uid_data->numTexGens; ++i)
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out.Write("tex{}.xyz = o.tex{};\n", i, i);
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if (!host_config.fast_depth_calc)
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out.Write("clipPos = o.clipPos;\n");
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if (per_pixel_lighting)
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{
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out.Write("Normal = o.Normal;\n"
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"WorldPos = o.WorldPos;\n");
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}
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out.Write("colors_0 = o.colors_0;\n"
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"colors_1 = o.colors_1;\n");
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}
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if (host_config.backend_depth_clamp)
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{
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out.Write("gl_ClipDistance[0] = clipDist0;\n"
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"gl_ClipDistance[1] = clipDist1;\n");
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}
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// Vulkan NDC space has Y pointing down (right-handed NDC space).
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if (api_type == APIType::Vulkan)
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out.Write("gl_Position = float4(o.pos.x, -o.pos.y, o.pos.z, o.pos.w);\n");
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else
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out.Write("gl_Position = o.pos;\n");
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AssignVSOutputMembers(out, "vs", "o", uid_data->numTexGens, host_config);
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}
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else // D3D
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else
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{
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out.Write("return o;\n");
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// TODO: Pass interface blocks between shader stages even if geometry shaders
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// are not supported, however that will require at least OpenGL 3.2 support.
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for (u32 i = 0; i < uid_data->numTexGens; ++i)
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out.Write("tex{}.xyz = o.tex{};\n", i, i);
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if (!host_config.fast_depth_calc)
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out.Write("clipPos = o.clipPos;\n");
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if (per_pixel_lighting)
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{
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out.Write("Normal = o.Normal;\n"
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"WorldPos = o.WorldPos;\n");
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}
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out.Write("colors_0 = o.colors_0;\n"
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"colors_1 = o.colors_1;\n");
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}
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if (host_config.backend_depth_clamp)
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{
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out.Write("gl_ClipDistance[0] = clipDist0;\n"
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"gl_ClipDistance[1] = clipDist1;\n");
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}
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// Vulkan NDC space has Y pointing down (right-handed NDC space).
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if (api_type == APIType::Vulkan)
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out.Write("gl_Position = float4(o.pos.x, -o.pos.y, o.pos.z, o.pos.w);\n");
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else
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out.Write("gl_Position = o.pos;\n");
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out.Write("}}\n");
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return out;
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