From 9b434e50f02f9ec02ce230de9042ce7448bae451 Mon Sep 17 00:00:00 2001
From: ArielG-NV <159081215+ArielG-NV@users.noreply.github.com>
Date: Fri, 15 Mar 2024 16:14:32 -0400
Subject: Implement raytracing extension(s); resolves #3560 for GLSL & SPIR-V
 targets (#3675)

The following PR implements raytracing extensions (GLSL_EXT_ray_tracing, GLSL_EXT_ray_query, GLSL_NV_shader_invocation_reorder & GLSL_NV_ray_tracing_motion_blur); for GLSL & SPIR-V targets. Fully implements all functions, built-in variables, & syntax; resolves #3560 for GLSL & SPIR-V Targets.

notes of worth:

* __rayPayloadFromLocation, __rayAttributeFromLocation, and __rayCallableFromLocation, were added as SPIR-V Intrinsics to refer to location's of raytracing objects in SPIR-V for when using GLSL syntax.
---
 source/slang/slang-check-expr.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'source/slang/slang-check-expr.cpp')

diff --git a/source/slang/slang-check-expr.cpp b/source/slang/slang-check-expr.cpp
index 995b5e888..f238550fd 100644
--- a/source/slang/slang-check-expr.cpp
+++ b/source/slang/slang-check-expr.cpp
@@ -4319,7 +4319,10 @@ namespace Slang
                         || operand.flavor == SPIRVAsmOperand::SlangImmediateValue
                         || operand.flavor == SPIRVAsmOperand::SlangValueAddr
                         || operand.flavor == SPIRVAsmOperand::ImageType
-                        || operand.flavor == SPIRVAsmOperand::SampledImageType)
+                        || operand.flavor == SPIRVAsmOperand::SampledImageType
+                        || operand.flavor == SPIRVAsmOperand::RayPayloadFromLocation
+                        || operand.flavor == SPIRVAsmOperand::RayAttributeFromLocation
+                        || operand.flavor == SPIRVAsmOperand::RayCallableFromLocation)
                     {
                         // This is a $expr operand, check the expr
                         operand.expr = dispatch(operand.expr);
-- 
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