1 /* 2 * Copyright 2011 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 #include "GrGLGLSL.h" 9 #include "GrGLUtil.h" 10 11 bool GrGLGetGLSLGeneration(const GrGLInterface* gl, GrGLSLGeneration* generation) { 12 SkASSERT(generation); 13 GrGLSLVersion ver = GrGLGetGLSLVersion(gl); 14 if (GR_GLSL_INVALID_VER == ver) { 15 return false; 16 } 17 switch (gl->fStandard) { 18 case kGL_GrGLStandard: 19 SkASSERT(ver >= GR_GLSL_VER(1,10)); 20 if (ver >= GR_GLSL_VER(4,20)) { 21 *generation = k420_GrGLSLGeneration; 22 } else if (ver >= GR_GLSL_VER(4,00)) { 23 *generation = k400_GrGLSLGeneration; 24 } else if (ver >= GR_GLSL_VER(3,30)) { 25 *generation = k330_GrGLSLGeneration; 26 } else if (ver >= GR_GLSL_VER(1,50)) { 27 *generation = k150_GrGLSLGeneration; 28 } else if (ver >= GR_GLSL_VER(1,40)) { 29 *generation = k140_GrGLSLGeneration; 30 } else if (ver >= GR_GLSL_VER(1,30)) { 31 *generation = k130_GrGLSLGeneration; 32 } else { 33 *generation = k110_GrGLSLGeneration; 34 } 35 return true; 36 case kGLES_GrGLStandard: 37 SkASSERT(ver >= GR_GL_VER(1,00)); 38 if (ver >= GR_GLSL_VER(3,20)) { 39 *generation = k320es_GrGLSLGeneration; 40 } else if (ver >= GR_GLSL_VER(3,10)) { 41 *generation = k310es_GrGLSLGeneration; 42 } else if (ver >= GR_GLSL_VER(3,00)) { 43 *generation = k330_GrGLSLGeneration; 44 } else { 45 *generation = k110_GrGLSLGeneration; 46 } 47 return true; 48 default: 49 SK_ABORT("Unknown GL Standard"); 50 return false; 51 } 52 } 53
