X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fprogram.cpp;h=37d72e94191b441a1b8be1fcbbd5317db58e794f;hb=d971f8d4848c0b3b453c626a2dafe19445e3e5a8;hp=e65a703f77a8d1f5f4b2d769e7c85ca0d439b2bd;hpb=8dd40d3723cb2309ffcca5e041898a767cd7cdea;p=libs%2Fgl.git

diff --git a/source/program.cpp b/source/program.cpp
index e65a703f..37d72e94 100644
--- a/source/program.cpp
+++ b/source/program.cpp
@@ -143,6 +143,26 @@ void Program::link()
 
 	query_uniforms();
 	query_attributes();
+
+	for(UniformMap::const_iterator i=uniforms.begin(); i!=uniforms.end(); ++i)
+		require_type(i->second.type);
+	for(AttributeMap::const_iterator i=attributes.begin(); i!=attributes.end(); ++i)
+		require_type(i->second.type);
+}
+
+void Program::require_type(GLenum t)
+{
+	switch(t)
+	{
+	case GL_FLOAT_MAT2x3:
+	case GL_FLOAT_MAT2x4:
+	case GL_FLOAT_MAT3x2:
+	case GL_FLOAT_MAT3x4:
+	case GL_FLOAT_MAT4x2:
+	case GL_FLOAT_MAT4x3:
+		{ static Require _req(NV_non_square_matrices); }
+		break;
+	}
 }
 
 void Program::query_uniforms()