89 lines
2.3 KiB
C++
89 lines
2.3 KiB
C++
//
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// Copyright 2002 The ANGLE Project Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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//
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// Fence.h: Defines the gl::FenceNV and gl::Sync classes, which support the GL_NV_fence
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// extension and GLES3 sync objects.
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#ifndef LIBANGLE_FENCE_H_
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#define LIBANGLE_FENCE_H_
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#include "libANGLE/Debug.h"
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#include "libANGLE/Error.h"
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#include "libANGLE/RefCountObject.h"
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#include "common/angleutils.h"
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namespace rx
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{
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class GLImplFactory;
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class FenceNVImpl;
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class SyncImpl;
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} // namespace rx
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namespace gl
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{
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class FenceNV final : angle::NonCopyable
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{
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public:
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explicit FenceNV(rx::GLImplFactory *factory);
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virtual ~FenceNV();
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void onDestroy(const gl::Context *context);
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angle::Result set(const Context *context, GLenum condition);
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angle::Result test(const Context *context, GLboolean *outResult);
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angle::Result finish(const Context *context);
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bool isSet() const { return mIsSet; }
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GLboolean getStatus() const { return mStatus; }
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GLenum getCondition() const { return mCondition; }
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private:
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rx::FenceNVImpl *mFence;
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bool mIsSet;
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GLboolean mStatus;
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GLenum mCondition;
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};
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class Sync final : public RefCountObject<GLuint>, public LabeledObject
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{
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public:
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Sync(rx::GLImplFactory *factory, GLuint id);
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~Sync() override;
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void onDestroy(const Context *context) override;
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void setLabel(const Context *context, const std::string &label) override;
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const std::string &getLabel() const override;
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angle::Result set(const Context *context, GLenum condition, GLbitfield flags);
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angle::Result clientWait(const Context *context,
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GLbitfield flags,
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GLuint64 timeout,
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GLenum *outResult);
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angle::Result serverWait(const Context *context, GLbitfield flags, GLuint64 timeout);
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angle::Result getStatus(const Context *context, GLint *outResult) const;
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GLenum getCondition() const { return mCondition; }
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GLbitfield getFlags() const { return mFlags; }
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rx::SyncImpl *getImplementation() const { return mFence; }
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private:
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rx::SyncImpl *mFence;
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std::string mLabel;
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GLenum mCondition;
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GLbitfield mFlags;
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};
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} // namespace gl
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#endif // LIBANGLE_FENCE_H_
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