/*
* Copyright (C) 2018 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 <unistd.h>
class JankyScene;
static TestScene::Registrar _JankyScene(TestScene::Info{
"janky",
"A scene that intentionally janks just enough to stay in "
"triple buffering.",
TestScene::simpleCreateScene<JankyScene>});
class JankyScene : public TestScene {
public:
sp<RenderNode> card;
void createContent(int width, int height, Canvas& canvas) override {
card = TestUtils::createNode(0, 0, 200, 200, [](RenderProperties& props, Canvas& canvas) {
canvas.drawColor(0xFF0000FF, SkBlendMode::kSrcOver);
});
canvas.drawColor(0xFFFFFFFF, SkBlendMode::kSrcOver); // background
canvas.drawRenderNode(card.get());
}
void doFrame(int frameNr) override {
int curFrame = frameNr % 150;
if (curFrame & 1) {
usleep(15000);
}
// we animate left and top coordinates, which in turn animates width and
// height (bottom/right coordinates are fixed)
card->mutateStagingProperties().setLeftTop(curFrame, curFrame);
card->setPropertyFieldsDirty(RenderNode::X | RenderNode::Y);
}
};