013127b1b5
Initial groundwork / tests for the op-forward displaylist Test: hwuiunit --gtest_filter=CanvasOpBuffer.* Change-Id: I6a09d9841c964a67fde8203b979de3fd3fbd2026
65 lines
1.8 KiB
C++
65 lines
1.8 KiB
C++
/*
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* Copyright (C) 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <hwui/Bitmap.h>
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#include <SkBitmap.h>
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#include <SkCanvas.h>
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#include "CanvasOps.h"
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#include <experimental/type_traits>
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#include <variant>
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namespace android::uirenderer {
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class CanvasOpBuffer;
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void rasterizeCanvasBuffer(const CanvasOpBuffer& source, SkCanvas* destination);
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class ImmediateModeRasterizer {
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public:
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explicit ImmediateModeRasterizer(std::unique_ptr<SkCanvas>&& canvas) {
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mCanvas = canvas.get();
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mOwnership = std::move(canvas);
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}
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explicit ImmediateModeRasterizer(std::shared_ptr<SkCanvas> canvas) {
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mCanvas = canvas.get();
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mOwnership = std::move(canvas);
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}
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explicit ImmediateModeRasterizer(Bitmap& bitmap) {
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mCanvas = &(mOwnership.emplace<SkCanvas>(bitmap.getSkBitmap()));
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}
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template <CanvasOpType T>
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void draw(const CanvasOp<T>& op) {
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if constexpr (CanvasOpTraits::can_draw<CanvasOp<T>>) {
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op.draw(mCanvas);
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}
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}
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private:
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SkCanvas* mCanvas;
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// Just here to keep mCanvas alive. Thankfully we never need to actually look inside this...
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std::variant<SkCanvas, std::shared_ptr<SkCanvas>, std::unique_ptr<SkCanvas>> mOwnership;
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};
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} // namespace android::uirenderer
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