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//
// Copyright (c) 2002-2013 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.
//
// Fence.h: Defines the gl::FenceNV and gl::FenceSync classes, which support the GL_NV_fence
// extension and GLES3 sync objects.
#ifndef LIBANGLE_FENCE_H_
#define LIBANGLE_FENCE_H_
#include "libANGLE/Error.h"
#include "libANGLE/RefCountObject.h"
#include "common/angleutils.h"
namespace rx
{
class FenceNVImpl;
class FenceSyncImpl;
}
namespace gl
{
class FenceNV final : angle::NonCopyable
{
public:
explicit FenceNV(rx::FenceNVImpl *impl);
virtual ~FenceNV();
GLboolean isFence() const;
Error setFence(GLenum condition);
Error testFence(GLboolean *outResult);
Error finishFence();
GLboolean getStatus() const { return mStatus; }
GLenum getCondition() const { return mCondition; }
private:
rx::FenceNVImpl *mFence;
bool mIsSet;
GLboolean mStatus;
GLenum mCondition;
};
class FenceSync final : public RefCountObject
{
public:
explicit FenceSync(rx::FenceSyncImpl *impl, GLuint id);
virtual ~FenceSync();
Error set(GLenum condition);
Error clientWait(GLbitfield flags, GLuint64 timeout, GLenum *outResult);
Error serverWait(GLbitfield flags, GLuint64 timeout);
Error getStatus(GLint *outResult) const;
GLenum getCondition() const { return mCondition; }
private:
rx::FenceSyncImpl *mFence;
GLenum mCondition;
};
}
#endif // LIBANGLE_FENCE_H_
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