1//
2// Copyright 2014 The ANGLE Project Authors. All rights reserved.
3// Use of this source code is governed by a BSD-style license that can be
4// found in the LICENSE file.
5//
6
7// Buffer9.h: Defines the rx::Buffer9 class which implements rx::BufferImpl via rx::BufferD3D.
8
9#ifndef LIBGLESV2_RENDERER_BUFFER9_H_
10#define LIBGLESV2_RENDERER_BUFFER9_H_
11
12#include "libGLESv2/renderer/d3d/BufferD3D.h"
13#include "libGLESv2/renderer/d3d/MemoryBuffer.h"
14#include "libGLESv2/angletypes.h"
15
16namespace rx
17{
18class Renderer9;
19
20class Buffer9 : public BufferD3D
21{
22  public:
23    Buffer9(rx::Renderer9 *renderer);
24    virtual ~Buffer9();
25
26    static Buffer9 *makeBuffer9(BufferImpl *buffer);
27
28    // BufferD3D implementation
29    virtual size_t getSize() const { return mSize; }
30    virtual bool supportsDirectBinding() const { return false; }
31    virtual Renderer* getRenderer();
32
33    // BufferImpl implementation
34    virtual gl::Error setData(const void* data, size_t size, GLenum usage);
35    virtual void *getData();
36    virtual gl::Error setSubData(const void* data, size_t size, size_t offset);
37    virtual gl::Error copySubData(BufferImpl* source, GLintptr sourceOffset, GLintptr destOffset, GLsizeiptr size);
38    virtual gl::Error map(size_t offset, size_t length, GLbitfield access, GLvoid **mapPtr);
39    virtual gl::Error unmap();
40    virtual void markTransformFeedbackUsage();
41
42  private:
43    DISALLOW_COPY_AND_ASSIGN(Buffer9);
44
45    rx::Renderer9 *mRenderer;
46    MemoryBuffer mMemory;
47    size_t mSize;
48};
49
50}
51
52#endif // LIBGLESV2_RENDERER_BUFFER9_H_
53