fix warnings

Source/Plugins/Plugin_VideoOGL/Src/TextureConverter.cpp

@@ -114,13 +114,13 @@ void CreatePrograms()
 	
 	const char *VProgram =
 		"#version 130\n"
-		"in vec2 vposition;\n"
+		"in vec2 rawpos;\n"
 		"in vec2 texture0;\n"
 		"out vec2 uv0;\n"
 		"void main()\n"
 		"{\n"
 		"	uv0 = texture0;\n"
-		"	gl_Position = vec4(vposition,0,1);\n"
+		"	gl_Position = vec4(rawpos,0,1);\n"
 		"}\n";
 	if (!VertexShaderCache::CompileVertexShader(s_vProgram, VProgram))
 		ERROR_LOG(VIDEO, "Failed to create texture converter vertex program.");