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kc3-lang/angle/src/libANGLE/renderer/d3d/d3d9/VertexBuffer9.h

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  • Author : Jamie Madill
    Date : 2015-04-01 16:15:32
    Hash : f4bf3811
    Message : Use GetAs/GetImplAs whenever possible. This patch cleans up the rest of our custom casting helper functions. Change-Id: I41975c736765fca855c4498acca31116df3e8317 Reviewed-on: https://chromium-review.googlesource.com/263477 Tested-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Brandon Jones <bajones@chromium.org>

  • src/libANGLE/renderer/d3d/d3d9/VertexBuffer9.h 
  • //
// Copyright (c) 2002-2012 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//

// VertexBuffer9.h: Defines the D3D9 VertexBuffer implementation.

#ifndef LIBANGLE_RENDERER_D3D_D3D9_VERTEXBUFFER9_H_
#define LIBANGLE_RENDERER_D3D_D3D9_VERTEXBUFFER9_H_

#include "libANGLE/renderer/d3d/VertexBuffer.h"

namespace rx
{
class Renderer9;

class VertexBuffer9 : public VertexBuffer
{
  public:
    explicit VertexBuffer9(Renderer9 *renderer);
    virtual ~VertexBuffer9();

    virtual gl::Error initialize(unsigned int size, bool dynamicUsage);

    virtual gl::Error storeVertexAttributes(const gl::VertexAttribute &attrib, const gl::VertexAttribCurrentValueData &currentValue,
                                            GLint start, GLsizei count, GLsizei instances, unsigned int offset);

    virtual gl::Error getSpaceRequired(const gl::VertexAttribute &attrib, GLsizei count, GLsizei instances, unsigned int *outSpaceRequired) const;

    virtual unsigned int getBufferSize() const;
    virtual gl::Error setBufferSize(unsigned int size);
    virtual gl::Error discard();

    IDirect3DVertexBuffer9 *getBuffer() const;

  private:
    Renderer9 *mRenderer;

    IDirect3DVertexBuffer9 *mVertexBuffer;
    unsigned int mBufferSize;
    bool mDynamicUsage;

    gl::Error spaceRequired(const gl::VertexAttribute &attrib, std::size_t count, GLsizei instances,
                            unsigned int *outSpaceRequired) const;
};

}

#endif // LIBANGLE_RENDERER_D3D_D3D9_VERTEXBUFFER9_H_