From ebfbe5886f273e0492321c5ff0c9c2671583a648 Mon Sep 17 00:00:00 2001 From: Yong He Date: Mon, 9 Dec 2024 04:48:28 -0800 Subject: Add SV_DrawIndex. (#5787) Co-authored-by: Ellie Hermaszewska --- source/slang/slang-emit-spirv.cpp | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'source/slang/slang-emit-spirv.cpp') diff --git a/source/slang/slang-emit-spirv.cpp b/source/slang/slang-emit-spirv.cpp index 58f5e4f66..f4aa900db 100644 --- a/source/slang/slang-emit-spirv.cpp +++ b/source/slang/slang-emit-spirv.cpp @@ -5137,6 +5137,11 @@ struct SPIRVEmitContext : public SourceEmitterBase, public SPIRVEmitSharedContex // float in hlsl & glsl return getBuiltinGlobalVar(inst->getFullType(), SpvBuiltInPointSize, inst); } + else if (semanticName == "sv_drawindex") + { + requireSPIRVCapability(SpvCapabilityDrawParameters); + return getBuiltinGlobalVar(inst->getFullType(), SpvBuiltInDrawIndex, inst); + } else if (semanticName == "sv_primitiveid") { auto entryPoints = m_referencingEntryPoints.tryGetValue(inst); -- cgit v1.2.3