forked from mirrors/gecko-dev
7928869767
Automatic update from web-platform-tests The rotate property should not specify an axis when the provided axis is parallel to the z axis. (#28712) -- wpt-commits: 2797f44946e26757effe22bac5573071a919b1cf wpt-pr: 28712
250 lines
6.2 KiB
HTML
250 lines
6.2 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<title>rotate interpolation</title>
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<link rel="help" href="https://drafts.csswg.org/css-transforms-2/#propdef-rotate">
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<meta name="assert" content="rotate supports animation.">
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<meta name="timeout" content="long">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/css/support/interpolation-testcommon.js"></script>
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</head>
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<style>
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.parent {
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rotate: 90deg;
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}
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.target {
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width: 40px;
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height: 20px;
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background-color: grey;
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rotate: 10deg;
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}
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.expected {
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background-color: green;
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}
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</style>
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<template id="target-template">
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<div class="parent">
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<div class="target">Text</div>
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</div>
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</template>
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<body>
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<script>
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test_interpolation({
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property: 'rotate',
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from: '100deg',
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to: '180deg',
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}, [
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{at: -1, expect: '20deg'},
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{at: 0, expect: '100deg'},
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{at: 0.125, expect: '110deg'},
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{at: 0.875, expect: '170deg'},
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{at: 1, expect: '180deg'},
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{at: 2, expect: '260deg'}
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]);
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test_interpolation({
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property: 'rotate',
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from: '45deg',
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to: '-1 1 0 60deg',
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}, [
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{at: -1, expect: '0.447214 -0.447214 0.774597 104.478deg'},
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{at: 0, expect: '45deg'},
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{at: 0.125, expect: '-0.136456 0.136456 0.981203 40.6037deg'},
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{at: 0.875, expect: '-0.70246 0.70246 0.114452 53.1994deg'},
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{at: 1, expect: '-0.71 0.71 0 60deg'},
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{at: 2, expect: '-0.637897 0.637897 -0.431479 124.975deg'}
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]);
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test_interpolation({
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property: 'rotate',
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from: 'none',
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to: '7 -8 9 400grad',
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}, [
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{at: -1, expect: '0.5 -0.57 0.65 -400grad'},
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{at: 0, expect: '0.5 -0.57 0.65 0deg'},
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{at: 0.125, expect: '0.5 -0.57 0.65 50grad'},
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{at: 0.875, expect: '0.5 -0.57 0.65 350grad'},
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{at: 1, expect: '0.5 -0.57 0.65 400grad'},
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{at: 2, expect: '0.5 -0.57 0.65 800grad'}
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]);
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test_interpolation({
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property: 'rotate',
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from: 'none',
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to: 'none',
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}, [
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{at: -1, expect: 'none'},
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{at: 0, expect: 'none'},
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{at: 0.125, expect: 'none'},
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{at: 0.875, expect: 'none'},
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{at: 1, expect: 'none'},
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{at: 2, expect: 'none'}
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]);
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test_interpolation({
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property: 'rotate',
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from: 'none',
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to: '30deg',
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}, [
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{at: -1, expect: '-30deg'},
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{at: 0, expect: '0deg'},
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{at: 0.25, expect: '7.5deg'},
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{at: 0.75, expect: '22.5deg'},
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{at: 1, expect: '30deg'},
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{at: 2, expect: '60deg'},
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]);
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test_interpolation({
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property: 'rotate',
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from: neutralKeyframe,
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to: '30deg',
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}, [
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{at: -1, expect: '-10deg'},
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{at: 0, expect: '10deg'},
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{at: 0.25, expect: '15deg'},
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{at: 0.75, expect: '25deg'},
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{at: 1, expect: '30deg'},
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{at: 2, expect: '50deg'},
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]);
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test_interpolation({
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property: 'rotate',
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from: 'inherit',
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to: '270deg',
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}, [
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{at: -1, expect: '-90deg'},
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{at: 0, expect: '90deg'},
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{at: 0.25, expect: '135deg'},
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{at: 0.75, expect: '225deg'},
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{at: 1, expect: '270deg'},
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{at: 2, expect: '450deg'},
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]);
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test_interpolation({
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property: 'rotate',
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from: 'unset',
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to: '30deg',
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}, [
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{at: -1, expect: '-30deg'},
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{at: 0, expect: '0deg'},
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{at: 0.25, expect: '7.5deg'},
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{at: 0.75, expect: '22.5deg'},
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{at: 1, expect: '30deg'},
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{at: 2, expect: '60deg'},
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]);
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test_interpolation({
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property: 'rotate',
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from: '100deg',
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to: '-100deg',
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}, [
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{at: -1, expect: '300deg'},
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{at: 0, expect: '100deg'},
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{at: 0.25, expect: '50deg'},
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{at: 0.75, expect: '-50deg'},
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{at: 1, expect: '-100deg'},
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{at: 2, expect: '-300deg'},
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]);
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test_interpolation({
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property: 'rotate',
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from: '0 1 0 100deg',
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to: '0 1 0 -100deg',
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}, [
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{at: -1, expect: '0 1 0 300deg'},
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{at: 0, expect: '0 1 0 100deg'},
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{at: 0.25, expect: '0 1 0 50deg'},
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{at: 0.75, expect: '0 1 0 -50deg'},
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{at: 1, expect: '0 1 0 -100deg'},
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{at: 2, expect: '0 1 0 -300deg'},
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]);
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test_interpolation({
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property: 'rotate',
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from: '1 -2.5 3.64 100deg',
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to: '1 -2.5 3.64 -100deg',
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}, [
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{at: -1, expect: '0.22 -0.55 0.8 300deg'},
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{at: 0, expect: '0.22 -0.55 0.8 100deg'},
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{at: 0.25, expect: '0.22 -0.55 0.8 50deg'},
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{at: 0.75, expect: '0.22 -0.55 0.8 -50deg'},
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{at: 1, expect: '0.22 -0.55 0.8 -100deg'},
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{at: 2, expect: '0.22 -0.55 0.8 -300deg'},
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]);
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// The rotation angle gets interpolated numerically and the rotation vector
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// of the non-zero angle is used or (0, 0, 1) if both angles are zero.
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// So, we have to convert "1 0 0 0deg" into "0 1 0 0deg", and apply the same
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// concept for other test cases.
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// https://drafts.csswg.org/css-transforms-2/#interpolation-of-transform-functions
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test_interpolation({
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property: 'rotate',
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from: '1 0 0 0deg',
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to: '0 1 0 10deg',
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}, [
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{at: -1, expect: '0 1 0 -10deg'},
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{at: 0, expect: '0 1 0 0deg'},
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{at: 0.25, expect: '0 1 0 2.5deg'},
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{at: 0.75, expect: '0 1 0 7.5deg'},
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{at: 1, expect: '0 1 0 10deg'},
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{at: 2, expect: '0 1 0 20deg'},
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]);
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test_interpolation({
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property: 'rotate',
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from: '1 1 0 90deg',
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to: '0 1 1 135deg',
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}, [
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{at: -1, expect: '0.67 -0.06 -0.74 124.97deg'},
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{at: 0, expect: '0.71 0.71 0 90deg'},
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{at: 0.25, expect: '0.54 0.8 0.26 94.83deg'},
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{at: 0.75, expect: '0.17 0.78 0.61 118.68deg'},
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{at: 1, expect: '0 0.71 0.71 135deg'},
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// The result in Blink is '0.52 -0.29 -0.81 151.04deg', and the result in
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// Gecko is `-0.52 0.29 0.8 208.96deg`. Both of them can be represented as the
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// same 3d rotation (but by an opposite direction vector and angle).
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// The spec only mentions we should use Slerp to do interpolation for rotate
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// property, but it seems the implementation detail for extrapolation are
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// different (because this is not in the range of [0, 1]).
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// For now, we make both results pass because their rendering results are the
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// same.
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{at: 2, expect: '0.52 -0.29 -0.81 151.04deg',
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option: '-0.52 0.29 0.81 208.96deg'},
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]);
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test_interpolation({
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property: 'rotate',
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from: '0 1 0 0deg',
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to: '1 0 0 450deg',
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}, [
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{at: -1, expect: '1 0 0 -450deg'},
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{at: 0, expect: '1 0 0 0deg'},
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{at: 0.25, expect: '1 0 0 112.5deg'},
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{at: 0.75, expect: '1 0 0 337.5deg'},
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{at: 1, expect: '1 0 0 450deg'},
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{at: 2, expect: '1 0 0 900deg'},
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]);
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test_interpolation({
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property: 'rotate',
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from: '1 0 0 450deg',
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to: '0 1 0 0deg',
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}, [
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{at: -1, expect: '1 0 0 900deg'},
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{at: 0, expect: '1 0 0 450deg'},
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{at: 0.25, expect: '1 0 0 337.5deg'},
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{at: 0.75, expect: '1 0 0 112.5deg'},
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{at: 1, expect: '1 0 0 0deg'},
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{at: 2, expect: '1 0 0 -450deg'},
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]);
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</script>
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</body>
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</html>
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