+// Created on: 2013-10-10
+// Created by: Denis BOGOLEPOV
+// Copyright (c) 2013-2014 OPEN CASCADE SAS
+//
+// This file is part of Open CASCADE Technology software library.
+//
+// This library is free software; you can redistribute it and/or modify it under
+// the terms of the GNU Lesser General Public License version 2.1 as published
+// by the Free Software Foundation, with special exception defined in the file
+// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
+// distribution for complete text of the license and disclaimer of any warranty.
+//
+// Alternatively, this file may be used under the terms of Open CASCADE
+// commercial license or contractual agreement.
+
// This file includes implementation of common functions and properties accessors
// arrays of light sources
-uniform ivec2 occLightSourcesTypes[THE_MAX_LIGHTS]; //!< packed light sources types
-uniform vec4 occLightSources[THE_MAX_LIGHTS * 4]; //!< packed light sources parameters
+uniform THE_PREC_ENUM ivec2 occLightSourcesTypes[THE_MAX_LIGHTS]; //!< packed light sources types
+uniform vec4 occLightSources[THE_MAX_LIGHTS * 4]; //!< packed light sources parameters
// light source properties accessors
int occLight_Type (in int theId) { return occLightSourcesTypes[theId].x; }
vec4 occBackMaterial_Emission(void) { return occBackMaterial[3]; }
float occBackMaterial_Shininess(void) { return occBackMaterial[4].x; }
float occBackMaterial_Transparency(void) { return occBackMaterial[4].y; }
+
+// 2D texture coordinates transformation
+vec2 occTextureTrsf_Translation(void) { return occTexTrsf2d[0].xy; }
+vec2 occTextureTrsf_Scale(void) { return occTexTrsf2d[0].zw; }
+float occTextureTrsf_RotationSin(void) { return occTexTrsf2d[1].x; }
+float occTextureTrsf_RotationCos(void) { return occTexTrsf2d[1].y; }