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// Copyright 2018 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#ifndef SRC_DAWN_NATIVE_OPENGL_QUEUEGL_H_
#define SRC_DAWN_NATIVE_OPENGL_QUEUEGL_H_
#include <deque>
#include <utility>
#include "dawn/native/Queue.h"
#include "dawn/native/opengl/opengl_platform.h"
namespace dawn::native::opengl {
class Device;
class Queue final : public QueueBase {
public:
static ResultOrError<Ref<Queue>> Create(Device* device, const QueueDescriptor* descriptor);
void OnGLUsed();
void SubmitFenceSync();
private:
Queue(Device* device, const QueueDescriptor* descriptor);
MaybeError SubmitImpl(uint32_t commandCount, CommandBufferBase* const* commands) override;
MaybeError WriteBufferImpl(BufferBase* buffer,
uint64_t bufferOffset,
const void* data,
size_t size) override;
MaybeError WriteTextureImpl(const ImageCopyTexture& destination,
const void* data,
size_t dataSize,
const TextureDataLayout& dataLayout,
const Extent3D& writeSizePixel) override;
GLenum ClientWaitSync(GLsync sync, Nanoseconds timeout);
ResultOrError<bool> WaitForQueueSerial(ExecutionSerial serial, Nanoseconds timeout) override;
bool HasPendingCommands() const override;
MaybeError SubmitPendingCommands() override;
ResultOrError<ExecutionSerial> CheckAndUpdateCompletedSerials() override;
void ForceEventualFlushOfCommands() override;
MaybeError WaitForIdleForDestruction() override;
std::deque<std::pair<GLsync, ExecutionSerial>> mFencesInFlight;
// Has pending GL commands which are not associated with a fence.
bool mHasPendingCommands = false;
};
} // namespace dawn::native::opengl
#endif // SRC_DAWN_NATIVE_OPENGL_QUEUEGL_H_