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-rw-r--r--source/slang/hlsl.meta.slang53
-rw-r--r--source/slang/hlsl.meta.slang.h53
2 files changed, 88 insertions, 18 deletions
diff --git a/source/slang/hlsl.meta.slang b/source/slang/hlsl.meta.slang
index e16cc0275..950931fc2 100644
--- a/source/slang/hlsl.meta.slang
+++ b/source/slang/hlsl.meta.slang
@@ -572,17 +572,46 @@ __generic<T : __BuiltinFloatingPointType> vector<T,4> dst(vector<T,4> x, vector<
// Attribute evaluation
-__generic<T : __BuiltinArithmeticType> T EvaluateAttributeAtCentroid(T x);
-__generic<T : __BuiltinArithmeticType, let N : int> vector<T,N> EvaluateAttributeAtCentroid(vector<T,N> x);
-__generic<T : __BuiltinArithmeticType, let N : int, let M : int> matrix<T,N,M> EvaluateAttributeAtCentroid(matrix<T,N,M> x);
+// TODO: The matrix cases of these functions won't actuall work
+// when compiled to GLSL, since they only support scalar/vector
-__generic<T : __BuiltinArithmeticType> T EvaluateAttributeAtSample(T x, uint sampleindex);
-__generic<T : __BuiltinArithmeticType, let N : int> vector<T,N> EvaluateAttributeAtSample(vector<T,N> x, uint sampleindex);
-__generic<T : __BuiltinArithmeticType, let N : int, let M : int> matrix<T,N,M> EvaluateAttributeAtSample(matrix<T,N,M> x, uint sampleindex);
+// TODO: Should these be constrains to `__BuiltinFloatingPointType`?
-__generic<T : __BuiltinArithmeticType> T EvaluateAttributeSnapped(T x, int2 offset);
-__generic<T : __BuiltinArithmeticType, let N : int> vector<T,N> EvaluateAttributeSnapped(vector<T,N> x, int2 offset);
-__generic<T : __BuiltinArithmeticType, let N : int, let M : int> matrix<T,N,M> EvaluateAttributeSnapped(matrix<T,N,M> x, int2 offset);
+__generic<T : __BuiltinArithmeticType>
+__target_intrinsic(glsl, interpolateAtCentroid)
+T EvaluateAttributeAtCentroid(T x);
+
+__generic<T : __BuiltinArithmeticType, let N : int>
+__target_intrinsic(glsl, interpolateAtCentroid)
+vector<T,N> EvaluateAttributeAtCentroid(vector<T,N> x);
+
+__generic<T : __BuiltinArithmeticType, let N : int, let M : int>
+__target_intrinsic(glsl, interpolateAtCentroid)
+matrix<T,N,M> EvaluateAttributeAtCentroid(matrix<T,N,M> x);
+
+__generic<T : __BuiltinArithmeticType>
+__target_intrinsic(glsl, "interpolateAtSample($0, int($1))")
+T EvaluateAttributeAtSample(T x, uint sampleindex);
+
+__generic<T : __BuiltinArithmeticType, let N : int>
+__target_intrinsic(glsl, "interpolateAtSample($0, int($1))")
+vector<T,N> EvaluateAttributeAtSample(vector<T,N> x, uint sampleindex);
+
+__generic<T : __BuiltinArithmeticType, let N : int, let M : int>
+__target_intrinsic(glsl, "interpolateAtSample($0, int($1))")
+matrix<T,N,M> EvaluateAttributeAtSample(matrix<T,N,M> x, uint sampleindex);
+
+__generic<T : __BuiltinArithmeticType>
+__target_intrinsic(glsl, "interpolateAtOffset($0, vec2($1) / 16.0f)")
+T EvaluateAttributeSnapped(T x, int2 offset);
+
+__generic<T : __BuiltinArithmeticType, let N : int>
+__target_intrinsic(glsl, "interpolateAtOffset($0, vec2($1) / 16.0f)")
+vector<T,N> EvaluateAttributeSnapped(vector<T,N> x, int2 offset);
+
+__generic<T : __BuiltinArithmeticType, let N : int, let M : int>
+__target_intrinsic(glsl, "interpolateAtOffset($0, vec2($1) / 16.0f)")
+matrix<T,N,M> EvaluateAttributeSnapped(matrix<T,N,M> x, int2 offset);
// Base-e exponent
__generic<T : __BuiltinFloatingPointType> T exp(T x);
@@ -829,8 +858,14 @@ __generic<T : __BuiltinFloatingPointType, let N : int> vector<T,N> log2(vector<T
__generic<T : __BuiltinFloatingPointType, let N : int, let M : int> matrix<T,N,M> log2(matrix<T,N,M> x);
// multiply-add
+
+__target_intrinsic(glsl, fma)
__generic<T : __BuiltinArithmeticType> T mad(T mvalue, T avalue, T bvalue);
+
+__target_intrinsic(glsl, fma)
__generic<T : __BuiltinArithmeticType, let N : int> vector<T,N> mad(vector<T,N> mvalue, vector<T,N> avalue, vector<T,N> bvalue);
+
+__target_intrinsic(glsl, fma)
__generic<T : __BuiltinArithmeticType, let N : int, let M : int> matrix<T,N,M> mad(matrix<T,N,M> mvalue, matrix<T,N,M> avalue, matrix<T,N,M> bvalue);
// maximum
diff --git a/source/slang/hlsl.meta.slang.h b/source/slang/hlsl.meta.slang.h
index 7b8bbaef6..8d908c13d 100644
--- a/source/slang/hlsl.meta.slang.h
+++ b/source/slang/hlsl.meta.slang.h
@@ -617,17 +617,46 @@ SLANG_RAW("// void errorf( string format, ... );\n")
SLANG_RAW("\n")
SLANG_RAW("// Attribute evaluation\n")
SLANG_RAW("\n")
-SLANG_RAW("__generic<T : __BuiltinArithmeticType> T EvaluateAttributeAtCentroid(T x);\n")
-SLANG_RAW("__generic<T : __BuiltinArithmeticType, let N : int> vector<T,N> EvaluateAttributeAtCentroid(vector<T,N> x);\n")
-SLANG_RAW("__generic<T : __BuiltinArithmeticType, let N : int, let M : int> matrix<T,N,M> EvaluateAttributeAtCentroid(matrix<T,N,M> x);\n")
+SLANG_RAW("// TODO: The matrix cases of these functions won't actuall work\n")
+SLANG_RAW("// when compiled to GLSL, since they only support scalar/vector\n")
SLANG_RAW("\n")
-SLANG_RAW("__generic<T : __BuiltinArithmeticType> T EvaluateAttributeAtSample(T x, uint sampleindex);\n")
-SLANG_RAW("__generic<T : __BuiltinArithmeticType, let N : int> vector<T,N> EvaluateAttributeAtSample(vector<T,N> x, uint sampleindex);\n")
-SLANG_RAW("__generic<T : __BuiltinArithmeticType, let N : int, let M : int> matrix<T,N,M> EvaluateAttributeAtSample(matrix<T,N,M> x, uint sampleindex);\n")
+SLANG_RAW("// TODO: Should these be constrains to `__BuiltinFloatingPointType`?\n")
SLANG_RAW("\n")
-SLANG_RAW("__generic<T : __BuiltinArithmeticType> T EvaluateAttributeSnapped(T x, int2 offset);\n")
-SLANG_RAW("__generic<T : __BuiltinArithmeticType, let N : int> vector<T,N> EvaluateAttributeSnapped(vector<T,N> x, int2 offset);\n")
-SLANG_RAW("__generic<T : __BuiltinArithmeticType, let N : int, let M : int> matrix<T,N,M> EvaluateAttributeSnapped(matrix<T,N,M> x, int2 offset);\n")
+SLANG_RAW("__generic<T : __BuiltinArithmeticType>\n")
+SLANG_RAW("__target_intrinsic(glsl, interpolateAtCentroid)\n")
+SLANG_RAW("T EvaluateAttributeAtCentroid(T x);\n")
+SLANG_RAW("\n")
+SLANG_RAW("__generic<T : __BuiltinArithmeticType, let N : int>\n")
+SLANG_RAW("__target_intrinsic(glsl, interpolateAtCentroid)\n")
+SLANG_RAW("vector<T,N> EvaluateAttributeAtCentroid(vector<T,N> x);\n")
+SLANG_RAW("\n")
+SLANG_RAW("__generic<T : __BuiltinArithmeticType, let N : int, let M : int>\n")
+SLANG_RAW("__target_intrinsic(glsl, interpolateAtCentroid)\n")
+SLANG_RAW("matrix<T,N,M> EvaluateAttributeAtCentroid(matrix<T,N,M> x);\n")
+SLANG_RAW("\n")
+SLANG_RAW("__generic<T : __BuiltinArithmeticType>\n")
+SLANG_RAW("__target_intrinsic(glsl, \"interpolateAtSample($0, int($1))\")\n")
+SLANG_RAW("T EvaluateAttributeAtSample(T x, uint sampleindex);\n")
+SLANG_RAW("\n")
+SLANG_RAW("__generic<T : __BuiltinArithmeticType, let N : int>\n")
+SLANG_RAW("__target_intrinsic(glsl, \"interpolateAtSample($0, int($1))\")\n")
+SLANG_RAW("vector<T,N> EvaluateAttributeAtSample(vector<T,N> x, uint sampleindex);\n")
+SLANG_RAW("\n")
+SLANG_RAW("__generic<T : __BuiltinArithmeticType, let N : int, let M : int>\n")
+SLANG_RAW("__target_intrinsic(glsl, \"interpolateAtSample($0, int($1))\")\n")
+SLANG_RAW("matrix<T,N,M> EvaluateAttributeAtSample(matrix<T,N,M> x, uint sampleindex);\n")
+SLANG_RAW("\n")
+SLANG_RAW("__generic<T : __BuiltinArithmeticType>\n")
+SLANG_RAW("__target_intrinsic(glsl, \"interpolateAtOffset($0, vec2($1) / 16.0f)\")\n")
+SLANG_RAW("T EvaluateAttributeSnapped(T x, int2 offset);\n")
+SLANG_RAW("\n")
+SLANG_RAW("__generic<T : __BuiltinArithmeticType, let N : int>\n")
+SLANG_RAW("__target_intrinsic(glsl, \"interpolateAtOffset($0, vec2($1) / 16.0f)\")\n")
+SLANG_RAW("vector<T,N> EvaluateAttributeSnapped(vector<T,N> x, int2 offset);\n")
+SLANG_RAW("\n")
+SLANG_RAW("__generic<T : __BuiltinArithmeticType, let N : int, let M : int>\n")
+SLANG_RAW("__target_intrinsic(glsl, \"interpolateAtOffset($0, vec2($1) / 16.0f)\")\n")
+SLANG_RAW("matrix<T,N,M> EvaluateAttributeSnapped(matrix<T,N,M> x, int2 offset);\n")
SLANG_RAW("\n")
SLANG_RAW("// Base-e exponent\n")
SLANG_RAW("__generic<T : __BuiltinFloatingPointType> T exp(T x);\n")
@@ -874,8 +903,14 @@ SLANG_RAW("__generic<T : __BuiltinFloatingPointType, let N : int> vector<T,N> lo
SLANG_RAW("__generic<T : __BuiltinFloatingPointType, let N : int, let M : int> matrix<T,N,M> log2(matrix<T,N,M> x);\n")
SLANG_RAW("\n")
SLANG_RAW("// multiply-add\n")
+SLANG_RAW("\n")
+SLANG_RAW("__target_intrinsic(glsl, fma)\n")
SLANG_RAW("__generic<T : __BuiltinArithmeticType> T mad(T mvalue, T avalue, T bvalue);\n")
+SLANG_RAW("\n")
+SLANG_RAW("__target_intrinsic(glsl, fma)\n")
SLANG_RAW("__generic<T : __BuiltinArithmeticType, let N : int> vector<T,N> mad(vector<T,N> mvalue, vector<T,N> avalue, vector<T,N> bvalue);\n")
+SLANG_RAW("\n")
+SLANG_RAW("__target_intrinsic(glsl, fma)\n")
SLANG_RAW("__generic<T : __BuiltinArithmeticType, let N : int, let M : int> matrix<T,N,M> mad(matrix<T,N,M> mvalue, matrix<T,N,M> avalue, matrix<T,N,M> bvalue);\n")
SLANG_RAW("\n")
SLANG_RAW("// maximum\n")
generated by cgit v1.2.3 (git 2.39.1) at 2026-06-04 12:16:50 +0000