Fix gl_TessCoord arguments presence. Update reference shaders.

* Added check for "gl_TessCoord" presence in the entry point arguments.
* Updated reference tessellation evaluation shaders.

5 files changed, 13 insertions, 8 deletions

diff --git a/reference/opt/shaders-msl/asm/tese/unnamed-builtin-array.asm.tese b/reference/opt/shaders-msl/asm/tese/unnamed-builtin-array.asm.tese
index 99803754..2f2716eb 100644
--- a/reference/opt/shaders-msl/asm/tese/unnamed-builtin-array.asm.tese
+++ b/reference/opt/shaders-msl/asm/tese/unnamed-builtin-array.asm.tese
@@ -55,8 +55,9 @@ struct main0_patchIn
     float2 gl_TessLevelInner [[attribute(1)]];
 };
 
-[[ patch(quad, 0) ]] vertex main0_out main0(main0_patchIn patchIn [[stage_in]], float2 gl_TessCoord [[position_in_patch]])
+[[ patch(quad, 0) ]] vertex main0_out main0(main0_patchIn patchIn [[stage_in]], float2 gl_TessCoordIn [[position_in_patch]])
 {
+    float3 gl_TessCoord = float3(gl_TessCoordIn.x, gl_TessCoordIn.y, 0.0);
     main0_out out = {};
     spvUnsafeArray<float, 2> gl_TessLevelInner = {};
     spvUnsafeArray<float, 4> gl_TessLevelOuter = {};
diff --git a/reference/opt/shaders-msl/tese/input-array.tese b/reference/opt/shaders-msl/tese/input-array.tese
index 97a83b4e..d1dec4bb 100644
--- a/reference/opt/shaders-msl/tese/input-array.tese
+++ b/reference/opt/shaders-msl/tese/input-array.tese
@@ -19,8 +19,9 @@ struct main0_patchIn
     patch_control_point<main0_in> gl_in;
 };
 
-[[ patch(quad, 0) ]] vertex main0_out main0(main0_patchIn patchIn [[stage_in]], float2 gl_TessCoord [[position_in_patch]])
+[[ patch(quad, 0) ]] vertex main0_out main0(main0_patchIn patchIn [[stage_in]], float2 gl_TessCoordIn [[position_in_patch]])
 {
+    float3 gl_TessCoord = float3(gl_TessCoordIn.x, gl_TessCoordIn.y, 0.0);
     main0_out out = {};
     out.gl_Position = (patchIn.gl_in[0].Floats * gl_TessCoord.x) + (patchIn.gl_in[1].Floats2 * gl_TessCoord.y);
     return out;
diff --git a/reference/opt/shaders-msl/tese/quad.domain.tese b/reference/opt/shaders-msl/tese/quad.domain.tese
index 9dadebc4..fe2e9ae4 100644
--- a/reference/opt/shaders-msl/tese/quad.domain.tese
+++ b/reference/opt/shaders-msl/tese/quad.domain.tese
@@ -55,8 +55,9 @@ struct main0_patchIn
     float2 gl_TessLevelInner [[attribute(1)]];
 };
 
-[[ patch(quad, 0) ]] vertex main0_out main0(main0_patchIn patchIn [[stage_in]], float2 gl_TessCoord [[position_in_patch]])
+[[ patch(quad, 0) ]] vertex main0_out main0(main0_patchIn patchIn [[stage_in]], float2 gl_TessCoordIn [[position_in_patch]])
 {
+    float3 gl_TessCoord = float3(gl_TessCoordIn.x, gl_TessCoordIn.y, 0.0);
     main0_out out = {};
     spvUnsafeArray<float, 2> gl_TessLevelInner = {};
     spvUnsafeArray<float, 4> gl_TessLevelOuter = {};
diff --git a/reference/opt/shaders-msl/tese/quad.tese b/reference/opt/shaders-msl/tese/quad.tese
index 99803754..2f2716eb 100644
--- a/reference/opt/shaders-msl/tese/quad.tese
+++ b/reference/opt/shaders-msl/tese/quad.tese
@@ -55,8 +55,9 @@ struct main0_patchIn
     float2 gl_TessLevelInner [[attribute(1)]];
 };
 
-[[ patch(quad, 0) ]] vertex main0_out main0(main0_patchIn patchIn [[stage_in]], float2 gl_TessCoord [[position_in_patch]])
+[[ patch(quad, 0) ]] vertex main0_out main0(main0_patchIn patchIn [[stage_in]], float2 gl_TessCoordIn [[position_in_patch]])
 {
+    float3 gl_TessCoord = float3(gl_TessCoordIn.x, gl_TessCoordIn.y, 0.0);
     main0_out out = {};
     spvUnsafeArray<float, 2> gl_TessLevelInner = {};
     spvUnsafeArray<float, 4> gl_TessLevelOuter = {};
diff --git a/reference/opt/shaders-msl/tese/water_tess.tese b/reference/opt/shaders-msl/tese/water_tess.tese
index df539ebb..1a84d01f 100644
--- a/reference/opt/shaders-msl/tese/water_tess.tese
+++ b/reference/opt/shaders-msl/tese/water_tess.tese
@@ -26,12 +26,13 @@ struct main0_patchIn
     float4 vPatchLods [[attribute(1)]];
 };
 
-[[ patch(quad, 0) ]] vertex main0_out main0(main0_patchIn patchIn [[stage_in]], constant UBO& _31 [[buffer(0)]], texture2d<float> uHeightmapDisplacement [[texture(0)]], sampler uHeightmapDisplacementSmplr [[sampler(0)]], float2 gl_TessCoord [[position_in_patch]])
+[[ patch(quad, 0) ]] vertex main0_out main0(main0_patchIn patchIn [[stage_in]], constant UBO& _31 [[buffer(0)]], texture2d<float> uHeightmapDisplacement [[texture(0)]], sampler uHeightmapDisplacementSmplr [[sampler(0)]], float2 gl_TessCoordIn [[position_in_patch]])
 {
+    float3 gl_TessCoord = float3(gl_TessCoordIn.x, gl_TessCoordIn.y, 0.0);
     main0_out out = {};
-    float2 _202 = patchIn.vOutPatchPosBase + (float3(gl_TessCoord, 0).xy * _31.uPatchSize);
-    float2 _216 = mix(patchIn.vPatchLods.yx, patchIn.vPatchLods.zw, float2(float3(gl_TessCoord, 0).x));
-    float _223 = mix(_216.x, _216.y, float3(gl_TessCoord, 0).y);
+    float2 _202 = patchIn.vOutPatchPosBase + (gl_TessCoord.xy * _31.uPatchSize);
+    float2 _216 = mix(patchIn.vPatchLods.yx, patchIn.vPatchLods.zw, float2(gl_TessCoord.x));
+    float _223 = mix(_216.x, _216.y, gl_TessCoord.y);
     float _225 = floor(_223);
     float2 _125 = _202 * _31.uInvHeightmapSize;
     float2 _141 = _31.uInvHeightmapSize * exp2(_225);