michael@0: 
michael@0: /*
michael@0:  * Copyright 2011 Google Inc.
michael@0:  *
michael@0:  * Use of this source code is governed by a BSD-style license that can be
michael@0:  * found in the LICENSE file.
michael@0:  */
michael@0: 
michael@0: 
michael@0: #include "GrTypes.h"
michael@0: 
michael@0: #include "gl/GrGLConfig.h"
michael@0: 
michael@0: #include "GrGpu.h"
michael@0: #include "gl/GrGpuGL.h"
michael@0: 
michael@0: GrGpu* GrGpu::Create(GrBackend backend, GrBackendContext backendContext, GrContext* context) {
michael@0: 
michael@0:     const GrGLInterface* glInterface = NULL;
michael@0:     SkAutoTUnref<const GrGLInterface> glInterfaceUnref;
michael@0: 
michael@0:     if (kOpenGL_GrBackend == backend) {
michael@0:         glInterface = reinterpret_cast<const GrGLInterface*>(backendContext);
michael@0:         if (NULL == glInterface) {
michael@0:             glInterface = GrGLDefaultInterface();
michael@0:             // By calling GrGLDefaultInterface we've taken a ref on the
michael@0:             // returned object. We only want to hold that ref until after
michael@0:             // the GrGpu is constructed and has taken ownership.
michael@0:             glInterfaceUnref.reset(glInterface);
michael@0:         }
michael@0:         if (NULL == glInterface) {
michael@0: #ifdef SK_DEBUG
michael@0:             GrPrintf("No GL interface provided!\n");
michael@0: #endif
michael@0:             return NULL;
michael@0:         }
michael@0:         GrGLContext ctx(glInterface);
michael@0:         if (ctx.isInitialized()) {
michael@0:             return SkNEW_ARGS(GrGpuGL, (ctx, context));
michael@0:         }
michael@0:     }
michael@0:     return NULL;
michael@0: }