Parameter binding and gfx fixes. (#3302)

* Parameter binding and gfx fixes.

* Add diagnostics on entry point parameters.

* Fix.

---------

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

1 files changed, 14 insertions, 0 deletions

diff --git a/slang.h b/slang.h
index fab62cf81..3fc92d01d 100644
--- a/slang.h
+++ b/slang.h
@@ -2090,6 +2090,9 @@ extern "C"
         //
         SLANG_PARAMETER_CATEGORY_EXISTENTIAL_OBJECT_PARAM,
 
+        // The register space offset for the sub-elements that occupies register spaces.
+        SLANG_PARAMETER_CATEGORY_SUB_ELEMENT_REGISTER_SPACE,
+
         //
         SLANG_PARAMETER_CATEGORY_COUNT,
 
@@ -2251,6 +2254,7 @@ extern "C"
 
     SLANG_API SlangInt spReflectionTypeLayout_getBindingRangeCount(SlangReflectionTypeLayout* typeLayout);
     SLANG_API SlangBindingType spReflectionTypeLayout_getBindingRangeType(SlangReflectionTypeLayout* typeLayout, SlangInt index);
+    SLANG_API SlangInt spReflectionTypeLayout_isBindingRangeSpecializable(SlangReflectionTypeLayout* typeLayout, SlangInt index);
     SLANG_API SlangInt spReflectionTypeLayout_getBindingRangeBindingCount(SlangReflectionTypeLayout* typeLayout, SlangInt index);
     SLANG_API SlangReflectionTypeLayout* spReflectionTypeLayout_getBindingRangeLeafTypeLayout(SlangReflectionTypeLayout* typeLayout, SlangInt index);
     SLANG_API SlangReflectionVariable* spReflectionTypeLayout_getBindingRangeLeafVariable(SlangReflectionTypeLayout* typeLayout, SlangInt index);
@@ -2638,6 +2642,8 @@ namespace slang
         ExistentialTypeParam = SLANG_PARAMETER_CATEGORY_EXISTENTIAL_TYPE_PARAM,
         ExistentialObjectParam = SLANG_PARAMETER_CATEGORY_EXISTENTIAL_OBJECT_PARAM,
 
+        SubElementRegisterSpace = SLANG_PARAMETER_CATEGORY_SUB_ELEMENT_REGISTER_SPACE,
+
         // DEPRECATED:
         VertexInput = SLANG_PARAMETER_CATEGORY_VERTEX_INPUT,
         FragmentOutput = SLANG_PARAMETER_CATEGORY_FRAGMENT_OUTPUT,
@@ -2849,6 +2855,14 @@ namespace slang
                 index);
         }
 
+        bool isBindingRangeSpecializable(SlangInt index)
+        {
+            return (bool)spReflectionTypeLayout_isBindingRangeSpecializable(
+                (SlangReflectionTypeLayout*)this,
+                index);
+
+        }
+
         SlangInt getBindingRangeBindingCount(SlangInt index)
         {
             return spReflectionTypeLayout_getBindingRangeBindingCount(