2d.imageData.put.clip.worker.js (973B)
1 // DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. 2 // OffscreenCanvas test in a worker:2d.imageData.put.clip 3 // Description:putImageData() is not affected by clipping regions 4 // Note: 5 6 importScripts("/resources/testharness.js"); 7 importScripts("/html/canvas/resources/canvas-tests.js"); 8 9 var t = async_test("putImageData() is not affected by clipping regions"); 10 var t_pass = t.done.bind(t); 11 var t_fail = t.step_func(function(reason) { 12 throw reason; 13 }); 14 t.step(function() { 15 16 var canvas = new OffscreenCanvas(100, 50); 17 var ctx = canvas.getContext('2d'); 18 19 ctx.fillStyle = '#0f0'; 20 ctx.fillRect(0, 0, 100, 50) 21 var imgdata = ctx.getImageData(0, 0, 100, 50); 22 ctx.fillStyle = '#f00'; 23 ctx.fillRect(0, 0, 100, 50) 24 ctx.beginPath(); 25 ctx.rect(0, 0, 50, 50); 26 ctx.clip(); 27 ctx.putImageData(imgdata, 0, 0); 28 _assertPixelApprox(canvas, 25,25, 0,255,0,255, 2); 29 _assertPixelApprox(canvas, 75,25, 0,255,0,255, 2); 30 t.done(); 31 }); 32 done();