diff options
| author | Hans-Kristian Arntzen <post@arntzen-software.no> | 2022-05-25 13:48:14 +0300 |
|---|---|---|
| committer | Hans-Kristian Arntzen <post@arntzen-software.no> | 2022-05-25 13:48:14 +0300 |
| commit | d97bb340d8f79317fb7b8049717ff6ffd0dace0f (patch) | |
| tree | b1ba3c91e8bb081560c855d881f01043317831c1 /dxil_converter.cpp | |
| parent | 24eb1dbbd769e95d630045650b81c82a57d51200 (diff) | |
Implement SPV_KHR_fragment_shader_barycentric.
Diffstat (limited to 'dxil_converter.cpp')
| -rw-r--r-- | dxil_converter.cpp | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/dxil_converter.cpp b/dxil_converter.cpp index cf61fd0..1ce8f76 100644 --- a/dxil_converter.cpp +++ b/dxil_converter.cpp @@ -3965,9 +3965,15 @@ void Converter::Impl::emit_builtin_decoration(spv::Id id, DXIL::Semantic semanti case DXIL::Semantic::Barycentrics: case DXIL::Semantic::InternalBarycentricsNoPerspective: { - builder.addExtension("SPV_NV_fragment_shader_barycentric"); - builder.addCapability(spv::CapabilityFragmentBarycentricNV); - auto builtin = semantic == DXIL::Semantic::Barycentrics ? spv::BuiltInBaryCoordNV : spv::BuiltInBaryCoordNoPerspNV; + if (options.khr_barycentrics_enabled) + builder.addExtension("SPV_KHR_fragment_shader_barycentric"); + else + builder.addExtension("SPV_NV_fragment_shader_barycentric"); + + // These enums all alias. + builder.addCapability(spv::CapabilityFragmentBarycentricKHR); + auto builtin = semantic == DXIL::Semantic::Barycentrics ? + spv::BuiltInBaryCoordKHR : spv::BuiltInBaryCoordNoPerspKHR; builder.addDecoration(id, spv::DecorationBuiltIn, builtin); spirv_module.register_builtin_shader_input(id, builtin); break; @@ -4253,7 +4259,14 @@ bool Converter::Impl::emit_stage_input_variables() input_elements_meta[element_id] = { variable_id, actual_element_type, 0 }; if (per_vertex) - builder.addDecoration(variable_id, spv::DecorationPerVertexNV); + { + if (options.khr_barycentrics_enabled) + builder.addExtension("SPV_KHR_fragment_shader_barycentric"); + else + builder.addExtension("SPV_NV_fragment_shader_barycentric"); + builder.addCapability(spv::CapabilityFragmentBarycentricKHR); + builder.addDecoration(variable_id, spv::DecorationPerVertexKHR); + } if (effective_element_type != actual_element_type && component_type_is_16bit(actual_element_type)) builder.addDecoration(variable_id, spv::DecorationRelaxedPrecision); @@ -5870,6 +5883,10 @@ void Converter::Impl::set_option(const OptionBase &cap) static_cast<const OptionScalarBlockLayout &>(cap).supports_per_component_robustness; break; + case Option::BarycentricKHR: + options.khr_barycentrics_enabled = static_cast<const OptionBarycentricKHR &>(cap).supported; + break; + default: break; } |