Support GL_EXT_fragment_shader_barycentric (#2704)

* Support GL_EXT_fragment_shader_barycentric

* Support pervertex  with GL_EXT_fragment_shader_barycentric

3 files changed, 20 insertions, 2 deletions

diff --git a/tests/cross-compile/barycentrics-nv.slang b/tests/cross-compile/barycentrics-nv.slang
new file mode 100644
index 000000000..fb0272679
--- /dev/null
+++ b/tests/cross-compile/barycentrics-nv.slang
@@ -0,0 +1,6 @@
+//TEST:CROSS_COMPILE: -target spirv-assembly -capability GL_NV_fragment_shader_barycentric -entry main -stage fragment
+
+float4 main(float3 bary : SV_Barycentrics) : SV_Target
+{
+    return float4(bary, 0);
+}
diff --git a/tests/cross-compile/barycentrics-nv.slang.glsl b/tests/cross-compile/barycentrics-nv.slang.glsl
new file mode 100644
index 000000000..ca37a14e8
--- /dev/null
+++ b/tests/cross-compile/barycentrics-nv.slang.glsl
@@ -0,0 +1,12 @@
+#version 450
+
+#extension GL_NV_fragment_shader_barycentric : enable
+
+layout(location = 0)
+out vec4 _S1;
+
+void main()
+{
+    _S1 = vec4(gl_BaryCoordNV, float(0));
+    return;
+}
diff --git a/tests/cross-compile/barycentrics.slang.glsl b/tests/cross-compile/barycentrics.slang.glsl
index ca37a14e8..963316b53 100644
--- a/tests/cross-compile/barycentrics.slang.glsl
+++ b/tests/cross-compile/barycentrics.slang.glsl
@@ -1,12 +1,12 @@
 #version 450
 
-#extension GL_NV_fragment_shader_barycentric : enable
+#extension GL_EXT_fragment_shader_barycentric : enable
 
 layout(location = 0)
 out vec4 _S1;
 
 void main()
 {
-    _S1 = vec4(gl_BaryCoordNV, float(0));
+    _S1 = vec4(gl_BaryCoordEXT, float(0));
     return;
 }