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/*
* Copyright 2010 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef GrIndexBuffer_DEFINED
#define GrIndexBuffer_DEFINED
#include "GrGeometryBuffer.h"
class GrIndexBuffer : public GrGeometryBuffer {
public:
/**
* Retrieves the maximum number of quads that could be rendered
* from the index buffer (using kTriangles_GrPrimitiveType).
* @return the maximum number of quads using full size of index buffer.
*/
int maxQuads() const {
return static_cast<int>(this->sizeInBytes() / (sizeof(uint16_t) * 6));
}
protected:
GrIndexBuffer(GrGpu* gpu, bool isWrapped, size_t sizeInBytes, bool dynamic, bool cpuBacked)
: INHERITED(gpu, isWrapped, sizeInBytes, dynamic, cpuBacked) {}
private:
typedef GrGeometryBuffer INHERITED;
};
#endif
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