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/include/GrGLVertexBuffer.h b/gpu/include/GrGLVertexBuffer.h
new file mode 100644
index 0000000..6b99f57
--- /dev/null
+++ b/gpu/include/GrGLVertexBuffer.h
@@ -0,0 +1,55 @@
+/*
+ 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.
+ */
+
+
+#ifndef GrGLVertexBuffer_DEFINED
+#define GrGLVertexBuffer_DEFINED
+
+#include "GrVertexBuffer.h"
+#include "GrGLConfig.h"
+
+class GrGpuGL;
+
+class GrGLVertexBuffer : public GrVertexBuffer {
+protected:
+ GrGLVertexBuffer(GLuint id,
+ GrGpuGL* gl,
+ uint32_t sizeInBytes,
+ bool dynamic);
+
+public:
+ virtual ~GrGLVertexBuffer();
+
+ // overrides of GrVertexBuffer
+ virtual void abandon();
+ virtual void* lock();
+ virtual void unlock();
+ virtual bool isLocked() const;
+ virtual bool updateData(const void* src, uint32_t srcSizeInBytes);
+
+ GLuint bufferID() const;
+
+private:
+ GrGpuGL* fGL;
+ GLuint fBufferID;
+ void* fLockPtr;
+
+ friend class GrGpuGL;
+
+ typedef GrVertexBuffer INHERITED;
+};
+
+#endif