Fix incorrect parse message of mesh shader

When GL_EXT_mesh_shader is enabled, the check of layout qualifiers
'max_vertices' and 'max_primitives' should use
gl_MaxMeshOutputVerticesEXT and gl_MaxMeshOutputPrimitivesEXT.

diff --git a/glslang/MachineIndependent/ParseHelper.cpp b/glslang/MachineIndependent/ParseHelper.cpp
index e2ac43c..9168ea7 100644 (file)
--- a/glslang/MachineIndependent/ParseHelper.cpp
+++ b/glslang/MachineIndependent/ParseHelper.cpp
@@ -5973,8 +5973,14 @@ void TParseContext::setLayoutQualifier(const TSourceLoc& loc, TPublicType& publi
         if (id == "max_vertices") {
             requireExtensions(loc, Num_AEP_mesh_shader, AEP_mesh_shader, "max_vertices");
             publicType.shaderQualifiers.vertices = value;
-            if (value > resources.maxMeshOutputVerticesNV)
-                error(loc, "too large, must be less than gl_MaxMeshOutputVerticesNV", "max_vertices", "");
+            int max = extensionTurnedOn(E_GL_EXT_mesh_shader) ? resources.maxMeshOutputVerticesEXT
+                                                              : resources.maxMeshOutputVerticesNV;
+            if (value > max) {
+                TString maxsErrtring = "too large, must be less than ";
+                maxsErrtring.append(extensionTurnedOn(E_GL_EXT_mesh_shader) ? "gl_MaxMeshOutputVerticesEXT"
+                                                                            : "gl_MaxMeshOutputVerticesNV");
+                error(loc, maxsErrtring.c_str(), "max_vertices", "");
+            }
             if (nonLiteral)
                 error(loc, "needs a literal integer", "max_vertices", "");
             return;
@@ -5982,8 +5988,14 @@ void TParseContext::setLayoutQualifier(const TSourceLoc& loc, TPublicType& publi
         if (id == "max_primitives") {
             requireExtensions(loc, Num_AEP_mesh_shader, AEP_mesh_shader, "max_primitives");
             publicType.shaderQualifiers.primitives = value;
-            if (value > resources.maxMeshOutputPrimitivesNV)
-                error(loc, "too large, must be less than gl_MaxMeshOutputPrimitivesNV", "max_primitives", "");
+            int max = extensionTurnedOn(E_GL_EXT_mesh_shader) ? resources.maxMeshOutputPrimitivesEXT
+                                                              : resources.maxMeshOutputPrimitivesNV;
+            if (value > max) {
+                TString maxsErrtring = "too large, must be less than ";
+                maxsErrtring.append(extensionTurnedOn(E_GL_EXT_mesh_shader) ? "gl_MaxMeshOutputPrimitivesEXT"
+                                                                            : "gl_MaxMeshOutputPrimitivesNV");
+                error(loc, maxsErrtring.c_str(), "max_primitives", "");
+            }
             if (nonLiteral)
                 error(loc, "needs a literal integer", "max_primitives", "");
             return;