diff options
Diffstat (limited to 'testing/web-platform/tests/html/canvas/offscreen/filters/2d.filter.canvasFilterObject.componentTransfer.discrete.tentative.worker.js')
-rw-r--r-- | testing/web-platform/tests/html/canvas/offscreen/filters/2d.filter.canvasFilterObject.componentTransfer.discrete.tentative.worker.js | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/testing/web-platform/tests/html/canvas/offscreen/filters/2d.filter.canvasFilterObject.componentTransfer.discrete.tentative.worker.js b/testing/web-platform/tests/html/canvas/offscreen/filters/2d.filter.canvasFilterObject.componentTransfer.discrete.tentative.worker.js deleted file mode 100644 index 0e68f4899f..0000000000 --- a/testing/web-platform/tests/html/canvas/offscreen/filters/2d.filter.canvasFilterObject.componentTransfer.discrete.tentative.worker.js +++ /dev/null @@ -1,62 +0,0 @@ -// DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -// OffscreenCanvas test in a worker:2d.filter.canvasFilterObject.componentTransfer.discrete.tentative -// Description:Test pixels on CanvasFilter() componentTransfer with discrete type -// Note: - -importScripts("/resources/testharness.js"); -importScripts("/html/canvas/resources/canvas-tests.js"); - -var t = async_test("Test pixels on CanvasFilter() componentTransfer with discrete type"); -var t_pass = t.done.bind(t); -var t_fail = t.step_func(function(reason) { - throw reason; -}); -t.step(function() { - - var canvas = new OffscreenCanvas(100, 50); - var ctx = canvas.getContext('2d'); - - // From https://www.w3.org/TR/SVG11/filters.html#feComponentTransferElement - function getTransformedValue(C, V) { - // Get the right interval - const n = V.length; - const k = C == 1 ? n - 1 : Math.floor(C * n); - return V[k]; - } - - function getColor(inputColor, tableValues) { - const result = [0, 0, 0]; - for (const i in inputColor) { - const C = inputColor[i]/255; - const Cprime = getTransformedValue(C, tableValues[i]); - result[i] = Math.max(0, Math.min(1, Cprime)) * 255; - } - return result; - } - - tableValuesR = [0, 0, 1, 1]; - tableValuesG = [2, 0, 0.5, 3]; - tableValuesB = [1, -1, 5, 0]; - ctx.filter = new CanvasFilter({name: 'componentTransfer', - funcR: {type: 'discrete', tableValues: tableValuesR}, - funcG: {type: 'discrete', tableValues: tableValuesG}, - funcB: {type: 'discrete', tableValues: tableValuesB}, - }); - - const inputColors = [ - [255, 255, 255], - [0, 0, 0], - [127, 0, 34], - [252, 186, 3], - [50, 68, 87], - ]; - - for (const color of inputColors) { - let outputColor = getColor(color, [tableValuesR, tableValuesG, tableValuesB]); - ctx.fillStyle = `rgb(${color[0]}, ${color[1]}, ${color[2]})`; - ctx.fillRect(0, 0, 10, 10); - _assertPixelApprox(canvas, 5, 5, outputColor[0],outputColor[1],outputColor[2],255, 2); - } - t.done(); -}); -done(); |