Add `sampleCount` parameter for MS textures. (#3001)

* Add `sampleCount` parameter for MS textures.

* Fix test.

---------

Co-authored-by: Yong He <yhe@nvidia.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/source/slang/slang-emit-hlsl.cpp b/source/slang/slang-emit-hlsl.cpp
index bc6b7a159..30de45773 100644
--- a/source/slang/slang-emit-hlsl.cpp
+++ b/source/slang/slang-emit-hlsl.cpp
@@ -287,6 +287,15 @@ void HLSLSourceEmitter::_emitHLSLTextureType(IRTextureTypeBase* texType)
     }
     m_writer->emit("<");
     emitType(texType->getElementType());
+    if (texType->getOperandCount() == 2)
+    {
+        auto sampleCount = as<IRIntLit>(texType->getSampleCount());
+        if (sampleCount->getValue() != 0)
+        {
+            m_writer->emit(", ");
+            m_writer->emit(sampleCount->getValue());
+        }
+    }
     m_writer->emit(" >");
 }