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// Copyright 2020 The Dawn Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "dawn_wire/client/Queue.h"
#include "dawn_wire/client/Client.h"
#include "dawn_wire/client/Device.h"
namespace dawn_wire { namespace client {
Queue::~Queue() {
ClearAllCallbacks(WGPUQueueWorkDoneStatus_Unknown);
}
bool Queue::OnWorkDoneCallback(uint64_t requestSerial, WGPUQueueWorkDoneStatus status) {
OnWorkDoneData request;
if (!mOnWorkDoneRequests.Acquire(requestSerial, &request)) {
return false;
}
request.callback(status, request.userdata);
return true;
}
void Queue::OnSubmittedWorkDone(uint64_t signalValue,
WGPUQueueWorkDoneCallback callback,
void* userdata) {
if (client->IsDisconnected()) {
callback(WGPUQueueWorkDoneStatus_DeviceLost, userdata);
return;
}
uint64_t serial = mOnWorkDoneRequests.Add({callback, userdata});
QueueOnSubmittedWorkDoneCmd cmd;
cmd.queueId = this->id;
cmd.signalValue = signalValue;
cmd.requestSerial = serial;
client->SerializeCommand(cmd);
}
void Queue::WriteBuffer(WGPUBuffer cBuffer,
uint64_t bufferOffset,
const void* data,
size_t size) {
Buffer* buffer = FromAPI(cBuffer);
QueueWriteBufferInternalCmd cmd;
cmd.queueId = id;
cmd.bufferId = buffer->id;
cmd.bufferOffset = bufferOffset;
cmd.data = static_cast<const uint8_t*>(data);
cmd.size = size;
client->SerializeCommand(cmd);
}
void Queue::WriteTexture(const WGPUImageCopyTexture* destination,
const void* data,
size_t dataSize,
const WGPUTextureDataLayout* dataLayout,
const WGPUExtent3D* writeSize) {
QueueWriteTextureInternalCmd cmd;
cmd.queueId = id;
cmd.destination = destination;
cmd.data = static_cast<const uint8_t*>(data);
cmd.dataSize = dataSize;
cmd.dataLayout = dataLayout;
cmd.writeSize = writeSize;
client->SerializeCommand(cmd);
}
void Queue::CancelCallbacksForDisconnect() {
ClearAllCallbacks(WGPUQueueWorkDoneStatus_DeviceLost);
}
void Queue::ClearAllCallbacks(WGPUQueueWorkDoneStatus status) {
mOnWorkDoneRequests.CloseAll([status](OnWorkDoneData* request) {
if (request->callback != nullptr) {
request->callback(status, request->userdata);
}
});
}
}} // namespace dawn_wire::client