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如何更改測試牀世界輸出的座標系?謝謝。JBox2d測試牀旋轉世界
http://postimg.org/image/71d6fner5/
http://postimg.org/image/upx9oo0oh/
我決定的問題。
我重寫DebugDraw並在構造函數中將YFlip設置爲false。
viewportTransform.setYFlip(false);
public class EnginePanelJ2D extends JPanel implements TestbedPanel {
// (other code from org.jbox2d.testbed.framework.j2d.TestPanelJ2D)
public EnginePanelJ2D(TestbedModel argModel) {
draw = new EngineDebugDraw(this);
// other code
}
}
EngineDebugDraw
public class EngineDebugDraw extends DebugDraw {
// (other code from org.jbox2d.testbed.framework.j2d.DebugDrawJ2D)
public EngineDebugDraw(EnginePanelJ2D argTestPanel) {
// other code
viewportTransform.setYFlip(false);
}
}
多數民衆贊成