add gpu backend (not hooked up yet)
git-svn-id: http://skia.googlecode.com/svn/trunk@649 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gpu/src/GrGpuFactory.cpp b/gpu/src/GrGpuFactory.cpp
new file mode 100644
index 0000000..b3627c9
--- /dev/null
+++ b/gpu/src/GrGpuFactory.cpp
@@ -0,0 +1,78 @@
+/*
+ Copyright 2010 Google Inc.
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+ */
+
+
+#include "GrTypes.h"
+
+// must be before GrGLConfig.h
+#if GR_WIN32_BUILD
+// #include "GrGpuD3D9.h"
+#endif
+
+#include "GrGLConfig.h"
+
+#define GR_USE_GLSHADERS2 0
+
+#if GR_SUPPORT_GLES1 || GR_SUPPORT_GLDESKTOP
+ #include "GrGpuGLFixed.h"
+#endif
+
+#if GR_SUPPORT_GLES2 || GR_SUPPORT_GLDESKTOP
+ #if GR_USE_GLSHADERS2
+ #include "GrGpuGLShaders2.h"
+ #else
+ #include "GrGpuGLShaders.h"
+ #endif
+#endif
+
+#include "GrGpu.h"
+
+GrGpu* GrGpu::Create(Engine engine, Platform3DContext context3D) {
+ GrGpu* gpu = NULL;
+
+ switch (engine) {
+ case kOpenGL_Shaders_Engine:
+ GrAssert(NULL == context3D);
+#if GR_SUPPORT_GLES2 || GR_SUPPORT_GLDESKTOP
+ #if GR_USE_GLSHADERS2
+ gpu = new GrGpuGLShaders2;
+ #else
+ gpu = new GrGpuGLShaders;
+ #endif
+#endif
+ break;
+ case kOpenGL_Fixed_Engine:
+ GrAssert(NULL == context3D);
+#if GR_SUPPORT_GLES1 || GR_SUPPORT_GLDESKTOP
+ gpu = new GrGpuGLFixed;
+#endif
+ break;
+ case kDirect3D9_Engine:
+ GrAssert(NULL != context3D);
+#if GR_WIN32_BUILD
+// gpu = new GrGpuD3D9((IDirect3DDevice9*)context3D);
+#endif
+ break;
+ default:
+ GrAssert(!"unknown engine");
+ break;
+ }
+
+ return gpu;
+}
+
+
+