diff options
| author | DrChat <arkolbed@gmail.com> | 2018-02-19 11:01:45 -0600 |
|---|---|---|
| committer | DrChat <arkolbed@gmail.com> | 2018-02-19 11:01:45 -0600 |
| commit | 103ecbab7e6a0fa523dedb4d130f39a2b809c010 (patch) | |
| tree | 7b6819987b608de43312b51a10bc6f8129d8cd4a | |
| parent | ff6d306728629f9dbc12536339d98b66302ad46e (diff) | |
[SPIR-V] 32 [u]int formats
| -rw-r--r-- | src/xenia/gpu/spirv_shader_translator.cc | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/xenia/gpu/spirv_shader_translator.cc b/src/xenia/gpu/spirv_shader_translator.cc index 718704047..6fa56bc7a 100644 --- a/src/xenia/gpu/spirv_shader_translator.cc +++ b/src/xenia/gpu/spirv_shader_translator.cc @@ -1398,10 +1398,62 @@ void SpirvShaderTranslator::ProcessVertexFetchInstruction( // vertex = b.createCompositeConstruct(float_type_, {components[0]}); vertex = components[0]; } break; + case VertexFormat::k_32_32: { + spv::Id components[2] = {}; + for (uint32_t i = 0; i < 2; i++) { + auto index = b.createBinOp(spv::Op::OpIAdd, int_type_, vertex_idx, + b.makeUintConstant(i)); + auto vertex_ptr = b.createAccessChain( + spv::StorageClass::StorageClassUniform, data_ptr, {index}); + auto vertex_data = b.createLoad(vertex_ptr); + + if (instr.attributes.is_integer) { + if (instr.attributes.is_signed) { + components[i] = + b.createUnaryOp(spv::Op::OpBitcast, int_type_, vertex_data); + components[i] = b.createUnaryOp(spv::Op::OpConvertSToF, float_type_, + vertex_data); + } else { + components[i] = b.createUnaryOp(spv::Op::OpConvertUToF, float_type_, + vertex_data); + } + } else { + // TODO(DrChat) + } + } + + vertex = b.createCompositeConstruct(vec2_float_type_, + {components[0], components[1]}); } break; case VertexFormat::k_32_32_32_32: { + spv::Id components[4] = {}; + for (uint32_t i = 0; i < 4; i++) { + auto index = b.createBinOp(spv::Op::OpIAdd, int_type_, vertex_idx, + b.makeUintConstant(i)); + auto vertex_ptr = b.createAccessChain( + spv::StorageClass::StorageClassUniform, data_ptr, {index}); + auto vertex_data = b.createLoad(vertex_ptr); + + if (instr.attributes.is_integer) { + if (instr.attributes.is_signed) { + components[i] = + b.createUnaryOp(spv::Op::OpBitcast, int_type_, vertex_data); + components[i] = b.createUnaryOp(spv::Op::OpConvertSToF, float_type_, + vertex_data); + } else { + components[i] = b.createUnaryOp(spv::Op::OpConvertUToF, float_type_, + vertex_data); + } + } else { + // TODO(DrChat) + } + } + + vertex = b.createCompositeConstruct( + vec2_float_type_, + {components[0], components[1], components[2], components[3]}); } break; case VertexFormat::k_32_FLOAT: { |