Hash :
73bd218e
Author :
Date :
2016-07-15T13:01:24
Support virtualized contexts and transform feedback in Renderer11. Track buffer offets in the transform feedback object and dirty them when a buffer is bound. This fixes problems when a buffer is rebound at the same offset and maintains tracking between context switches. BUG=angleproject:1447 BUG=angleproject:1298 Change-Id: I2f890e3ad5edacab47f624a95a502615c86cc0c8 Reviewed-on: https://chromium-review.googlesource.com/360910 Reviewed-by: Jamie Madill <jmadill@chromium.org> Commit-Queue: Geoff Lang <geofflang@chromium.org>
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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.
//
// TransformFeedbackImpl.h: Defines the abstract rx::TransformFeedbackImpl class.
#ifndef LIBANGLE_RENDERER_TRANSFORMFEEDBACKIMPL_H_
#define LIBANGLE_RENDERER_TRANSFORMFEEDBACKIMPL_H_
#include "common/angleutils.h"
#include "libANGLE/TransformFeedback.h"
namespace rx
{
class TransformFeedbackImpl : angle::NonCopyable
{
public:
TransformFeedbackImpl(const gl::TransformFeedbackState &state) : mState(state) {}
virtual ~TransformFeedbackImpl() { }
virtual void begin(GLenum primitiveMode) = 0;
virtual void end() = 0;
virtual void pause() = 0;
virtual void resume() = 0;
virtual void bindGenericBuffer(const BindingPointer<gl::Buffer> &binding) = 0;
virtual void bindIndexedBuffer(size_t index, const OffsetBindingPointer<gl::Buffer> &binding) = 0;
protected:
const gl::TransformFeedbackState &mState;
};
}
#endif // LIBANGLE_RENDERER_TRANSFORMFEEDBACKIMPL_H_