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@flyskywhy/react-native-gcanvas

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A C++ native canvas 2D/WebGL component based on gpu opengl glsl shader GCanvas

4 lines (3 loc) 113 B
ctx.rotate(20 * Math.PI / 180); ctx.fillStyle = 'yellow'; ctx.fillRect(50*ratio, 20*ratio, 100*ratio, 50*ratio);