gecko-dev/gfx/2d/DrawingJob.cpp
Sylvestre Ledru 265e672179 Bug 1511181 - Reformat everything to the Google coding style r=ehsan a=clang-format
# ignore-this-changeset

--HG--
extra : amend_source : 4d301d3b0b8711c4692392aa76088ba7fd7d1022
2018-11-30 11:46:48 +01:00

100 lines
2.7 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "DrawingJob.h"
#include "JobScheduler.h"
#include "mozilla/gfx/2D.h"
namespace mozilla {
namespace gfx {
DrawingJobBuilder::DrawingJobBuilder() {}
DrawingJobBuilder::~DrawingJobBuilder() { MOZ_ASSERT(!mDrawTarget); }
void DrawingJob::Clear() {
mCommandBuffer = nullptr;
mCursor = 0;
}
void DrawingJobBuilder::BeginDrawingJob(DrawTarget* aTarget, IntPoint aOffset,
SyncObject* aStart) {
MOZ_ASSERT(mCommandOffsets.empty());
MOZ_ASSERT(aTarget);
mDrawTarget = aTarget;
mOffset = aOffset;
mStart = aStart;
}
DrawingJob* DrawingJobBuilder::EndDrawingJob(CommandBuffer* aCmdBuffer,
SyncObject* aCompletion,
WorkerThread* aPinToWorker) {
MOZ_ASSERT(mDrawTarget);
DrawingJob* task =
new DrawingJob(mDrawTarget, mOffset, mStart, aCompletion, aPinToWorker);
task->mCommandBuffer = aCmdBuffer;
task->mCommandOffsets = std::move(mCommandOffsets);
mDrawTarget = nullptr;
mOffset = IntPoint();
mStart = nullptr;
return task;
}
DrawingJob::DrawingJob(DrawTarget* aTarget, IntPoint aOffset,
SyncObject* aStart, SyncObject* aCompletion,
WorkerThread* aPinToWorker)
: Job(aStart, aCompletion, aPinToWorker),
mCommandBuffer(nullptr),
mCursor(0),
mDrawTarget(aTarget),
mOffset(aOffset) {
mCommandOffsets.reserve(64);
}
JobStatus DrawingJob::Run() {
while (mCursor < mCommandOffsets.size()) {
const DrawingCommand* cmd =
mCommandBuffer->GetDrawingCommand(mCommandOffsets[mCursor]);
if (!cmd) {
return JobStatus::Error;
}
cmd->ExecuteOnDT(mDrawTarget);
++mCursor;
}
return JobStatus::Complete;
}
DrawingJob::~DrawingJob() { Clear(); }
const DrawingCommand* CommandBuffer::GetDrawingCommand(ptrdiff_t aId) {
return static_cast<DrawingCommand*>(mStorage.GetStorage(aId));
}
CommandBuffer::~CommandBuffer() {
mStorage.ForEach([](void* item) {
static_cast<DrawingCommand*>(item)->~DrawingCommand();
});
mStorage.Clear();
}
void CommandBufferBuilder::BeginCommandBuffer(size_t aBufferSize) {
MOZ_ASSERT(!mCommands);
mCommands = new CommandBuffer(aBufferSize);
}
already_AddRefed<CommandBuffer> CommandBufferBuilder::EndCommandBuffer() {
return mCommands.forget();
}
} // namespace gfx
} // namespace mozilla