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author | ReinUsesLisp <reinuseslisp@airmail.cc> | 2019-02-22 07:30:12 +0100 |
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committer | ReinUsesLisp <reinuseslisp@airmail.cc> | 2019-02-26 04:11:30 +0100 |
commit | 5ca63d06757a92fdbd7d75d81f0c9ff1d7ab4e62 (patch) | |
tree | f8b542a250f4ed649fa6e27ee5fa8d8dbef2c2d1 /src/video_core/shader/decode | |
parent | shader/decode: Split memory and texture instructions decoding (diff) | |
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Diffstat (limited to 'src/video_core/shader/decode')
-rw-r--r-- | src/video_core/shader/decode/texture.cpp | 37 |
1 files changed, 23 insertions, 14 deletions
diff --git a/src/video_core/shader/decode/texture.cpp b/src/video_core/shader/decode/texture.cpp index 50e2d0584..a99ae19bf 100644 --- a/src/video_core/shader/decode/texture.cpp +++ b/src/video_core/shader/decode/texture.cpp @@ -119,8 +119,7 @@ u32 ShaderIR::DecodeTexture(NodeBlock& bb, u32 pc) { coords.push_back(op_a); coords.push_back(op_b); } - std::vector<Node> extras; - extras.push_back(Immediate(static_cast<u32>(instr.tld4s.component))); + const Node component = Immediate(static_cast<u32>(instr.tld4s.component)); const auto& sampler = GetSampler(instr.sampler, TextureType::Texture2D, false, depth_compare); @@ -128,7 +127,7 @@ u32 ShaderIR::DecodeTexture(NodeBlock& bb, u32 pc) { Node4 values; for (u32 element = 0; element < values.size(); ++element) { auto coords_copy = coords; - MetaTexture meta{sampler, {}, {}, extras, element}; + MetaTexture meta{sampler, {}, {}, {}, {}, component, element}; values[element] = Operation(OperationCode::TextureGather, meta, std::move(coords_copy)); } @@ -153,7 +152,7 @@ u32 ShaderIR::DecodeTexture(NodeBlock& bb, u32 pc) { if (!instr.txq.IsComponentEnabled(element)) { continue; } - MetaTexture meta{sampler, {}, {}, {}, element}; + MetaTexture meta{sampler, {}, {}, {}, {}, {}, element}; const Node value = Operation(OperationCode::TextureQueryDimensions, meta, GetRegister(instr.gpr8)); SetTemporal(bb, indexer++, value); @@ -203,7 +202,7 @@ u32 ShaderIR::DecodeTexture(NodeBlock& bb, u32 pc) { for (u32 element = 0; element < 2; ++element) { auto params = coords; - MetaTexture meta{sampler, {}, {}, {}, element}; + MetaTexture meta{sampler, {}, {}, {}, {}, {}, element}; const Node value = Operation(OperationCode::TextureQueryLod, meta, std::move(params)); SetTemporal(bb, element, value); } @@ -347,25 +346,35 @@ Node4 ShaderIR::GetTextureCode(Instruction instr, TextureType texture_type, (texture_type == Tegra::Shader::TextureType::TextureCube && is_array && is_shadow)); const OperationCode read_method = - lod_needed && gl_lod_supported ? OperationCode::TextureLod : OperationCode::Texture; + (lod_needed && gl_lod_supported) ? OperationCode::TextureLod : OperationCode::Texture; UNIMPLEMENTED_IF(process_mode != TextureProcessMode::None && !gl_lod_supported); - std::vector<Node> extras; + Node bias = {}; + Node lod = {}; if (process_mode != TextureProcessMode::None && gl_lod_supported) { - if (process_mode == TextureProcessMode::LZ) { - extras.push_back(Immediate(0.0f)); - } else { + switch (process_mode) { + case TextureProcessMode::LZ: + lod = Immediate(0.0f); + break; + case TextureProcessMode::LB: // If present, lod or bias are always stored in the register indexed by the gpr20 // field with an offset depending on the usage of the other registers - extras.push_back(GetRegister(instr.gpr20.Value() + bias_offset)); + bias = GetRegister(instr.gpr20.Value() + bias_offset); + break; + case TextureProcessMode::LL: + lod = GetRegister(instr.gpr20.Value() + bias_offset); + break; + default: + UNIMPLEMENTED_MSG("Unimplemented process mode={}", static_cast<u32>(process_mode)); + break; } } Node4 values; for (u32 element = 0; element < values.size(); ++element) { auto copy_coords = coords; - MetaTexture meta{sampler, array, depth_compare, extras, element}; + MetaTexture meta{sampler, array, depth_compare, bias, lod, {}, element}; values[element] = Operation(read_method, meta, std::move(copy_coords)); } @@ -462,7 +471,7 @@ Node4 ShaderIR::GetTld4Code(Instruction instr, TextureType texture_type, bool de Node4 values; for (u32 element = 0; element < values.size(); ++element) { auto coords_copy = coords; - MetaTexture meta{sampler, GetRegister(array_register), {}, {}, element}; + MetaTexture meta{sampler, GetRegister(array_register), {}, {}, {}, {}, element}; values[element] = Operation(OperationCode::TextureGather, meta, std::move(coords_copy)); } @@ -498,7 +507,7 @@ Node4 ShaderIR::GetTldsCode(Instruction instr, TextureType texture_type, bool is Node4 values; for (u32 element = 0; element < values.size(); ++element) { auto coords_copy = coords; - MetaTexture meta{sampler, array, {}, {lod}, element}; + MetaTexture meta{sampler, array, {}, {}, lod, {}, element}; values[element] = Operation(OperationCode::TexelFetch, meta, std::move(coords_copy)); } return values; |