| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * 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 "TestSceneBase.h" |
| |
| #include <SkColorMatrixFilter.h> |
| #include <SkGradientShader.h> |
| |
| class SimpleColorMatrixAnimation; |
| |
| static TestScene::Registrar _SimpleColorMatrix(TestScene::Info{ |
| "simpleColorMatrix", |
| "A color matrix shader benchmark for the simple scale/translate case, which has R, G, and " |
| "B " |
| "all scaled and translated the same amount.", |
| TestScene::simpleCreateScene<SimpleColorMatrixAnimation>}); |
| |
| class SimpleColorMatrixAnimation : public TestScene { |
| public: |
| std::vector<sp<RenderNode> > cards; |
| void createContent(int width, int height, Canvas& canvas) override { |
| canvas.drawColor(Color::White, SkBlendMode::kSrcOver); |
| |
| sp<RenderNode> card = createCard(0, 0, width, height); |
| canvas.drawRenderNode(card.get()); |
| cards.push_back(card); |
| } |
| void doFrame(int frameNr) override { |
| int curFrame = frameNr % 20; |
| for (size_t ci = 0; ci < cards.size(); ci++) { |
| cards[ci]->mutateStagingProperties().setTranslationX(curFrame); |
| cards[ci]->mutateStagingProperties().setTranslationY(curFrame); |
| cards[ci]->setPropertyFieldsDirty(RenderNode::X | RenderNode::Y); |
| } |
| } |
| |
| private: |
| sp<RenderNode> createCard(int x, int y, int width, int height) { |
| return TestUtils::createNode( |
| x, y, x + width, y + height, |
| [width, height](RenderProperties& props, Canvas& canvas) { |
| SkPaint paint; |
| float matrix[20] = {0}; |
| |
| // Simple scale/translate case where R, G, and B are all treated equivalently |
| matrix[SkColorMatrix::kR_Scale] = 1.1f; |
| matrix[SkColorMatrix::kG_Scale] = 1.1f; |
| matrix[SkColorMatrix::kB_Scale] = 1.1f; |
| matrix[SkColorMatrix::kA_Scale] = 0.5f; |
| |
| matrix[SkColorMatrix::kR_Trans] = 5.0f; |
| matrix[SkColorMatrix::kG_Trans] = 5.0f; |
| matrix[SkColorMatrix::kB_Trans] = 5.0f; |
| matrix[SkColorMatrix::kA_Trans] = 10.0f; |
| |
| paint.setColorFilter(SkColorFilter::MakeMatrixFilterRowMajor255(matrix)); |
| |
| // set a shader so it's not likely for the matrix to be optimized away (since a |
| // clever |
| // enough renderer might apply it directly to the paint color) |
| float pos[] = {0, 1}; |
| SkPoint pts[] = {SkPoint::Make(0, 0), SkPoint::Make(width, height)}; |
| SkColor colors[2] = {Color::DeepPurple_500, Color::DeepOrange_500}; |
| paint.setShader(SkGradientShader::MakeLinear(pts, colors, pos, 2, |
| SkShader::kClamp_TileMode)); |
| |
| // overdraw several times to emphasize shader cost |
| for (int i = 0; i < 10; i++) { |
| canvas.drawRect(i, i, width, height, paint); |
| } |
| }); |
| } |
| }; |