Shader: Add support for FragCoord builtin

2021-05-26 22:17:07 +02:00
parent 68447ef0da
commit e7a2573221
5 changed files with 14 additions and 2 deletions
--- a/src/Nazara/Shader/SpirvWriter.cpp
+++ b/src/Nazara/Shader/SpirvWriter.cpp
@@ -36,7 +36,8 @@ namespace Nz
 		};

 		std::unordered_map<ShaderAst::BuiltinEntry, Builtin> s_builtinMapping = {
-			{ ShaderAst::BuiltinEntry::VertexPosition, { "VertexPosition", ShaderStageType::Vertex, SpirvBuiltIn::Position } }
+			{ ShaderAst::BuiltinEntry::FragCoord,      { "FragmentCoordinates", ShaderStageType::Fragment, SpirvBuiltIn::FragCoord } },
+			{ ShaderAst::BuiltinEntry::VertexPosition, { "VertexPosition", ShaderStageType::Vertex,   SpirvBuiltIn::Position } }
 		};

 		class PreVisitor : public ShaderAst::AstRecursiveVisitor