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//
// Copyright 2014 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.
//
// TransformFeedback11.h: Implements the abstract rx::TransformFeedbackImpl class.
#ifndef LIBANGLE_RENDERER_D3D_D3D11_TRANSFORMFEEDBACK11_H_
#define LIBANGLE_RENDERER_D3D_D3D11_TRANSFORMFEEDBACK11_H_
#include "common/platform.h"
#include "libANGLE/angletypes.h"
#include "libANGLE/Error.h"
#include "libANGLE/renderer/TransformFeedbackImpl.h"
namespace rx
{
class Renderer11;
class TransformFeedback11 : public TransformFeedbackImpl
{
public:
TransformFeedback11(const gl::TransformFeedbackState &state, Renderer11 *renderer);
~TransformFeedback11() override;
void begin(GLenum primitiveMode) override;
void end() override;
void pause() override;
void resume() override;
void bindGenericBuffer(const BindingPointer<gl::Buffer> &binding) override;
void bindIndexedBuffer(size_t index, const OffsetBindingPointer<gl::Buffer> &binding) override;
void onApply();
bool isDirty() const;
UINT getNumSOBuffers() const;
gl::ErrorOrResult<const std::vector<ID3D11Buffer *> *> getSOBuffers();
const std::vector<UINT> &getSOBufferOffsets() const;
private:
Renderer11 *mRenderer;
bool mIsDirty;
std::vector<ID3D11Buffer *> mBuffers;
std::vector<UINT> mBufferOffsets;
};
} // namespace rx
#endif // LIBANGLE_RENDERER_D3D_D3D11_TRANSFORMFEEDBACK11_H_
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