Update rive-cpp to 2.0 version
[platform/core/uifw/rive-tizen.git] / submodule / skia / tools / skottie-wasm-perf / skottie-wasm-perf.html
1 <!DOCTYPE html>
2 <html>
3 <head>
4   <title>Skottie-WASM Perf</title>
5   <meta charset="utf-8" />
6   <meta http-equiv="X-UA-Compatible" content="IE=edge">
7   <meta name="viewport" content="width=device-width, initial-scale=1.0">
8   <script src="res/canvaskit.js" type="text/javascript" charset="utf-8"></script>
9   <style type="text/css" media="screen">
10     body {
11       margin: 0;
12       padding: 0;
13     }
14   </style>
15 </head>
16 <body>
17   <main>
18     <canvas id=anim width=1000 height=1000 style="height: 1000px; width: 1000px;"></canvas>
19   </main>
20   <script type="text/javascript" charset="utf-8">
21     const WIDTH  = 1000;
22     const HEIGHT = 1000;
23     const LOTTIE_JSON_PATH = '/res/lottie.json';
24     const MAX_FRAMES = 25;
25     const MAX_LOOPS = 25;
26     const MAX_SAMPLE_MS = 60*1000; // in case something takes a while, stop after 60 seconds.
27     (function() {
28       const loadKit = CanvasKitInit({
29         locateFile: (file) => '/res/' + file,
30       });
31
32       const loadLottie = fetch(LOTTIE_JSON_PATH).then((resp) => {
33         return resp.text();
34       });
35
36       Promise.all([loadKit, loadLottie]).then((values) => {
37         const [CanvasKit, json] = values;
38
39         const animation = CanvasKit.MakeManagedAnimation(json, null);
40         if (!animation) {
41           window._error = 'Could not process JSON';
42           return
43         }
44
45         let surface = null;
46         if (window.location.hash.indexOf('gpu') !== -1) {
47           surface = CanvasKit.MakeWebGLCanvasSurface('anim');
48           if (!surface) {
49             window._error = 'Could not make GPU surface';
50             return;
51           }
52           let c = document.getElementById('anim');
53           // If CanvasKit was unable to instantiate a WebGL context, it will fallback
54           // to CPU and add a ck-replaced class to the canvas element.
55           if (c.classList.contains('ck-replaced')) {
56             window._error = 'fell back to CPU';
57             return;
58           }
59         } else {
60           surface = CanvasKit.MakeSWCanvasSurface('anim');
61           if (!surface) {
62             window._error = 'Could not make CPU surface';
63             return;
64           }
65         }
66         const canvas = surface.getCanvas();
67
68         const t_rate = 1.0 / (MAX_FRAMES-1);
69         let seek = 0;
70         let frame = 0;
71         let loop = 0;
72         const damageRect = Float32Array.of(0, 0, 0, 0);
73         const bounds = CanvasKit.LTRBRect(0, 0, WIDTH, HEIGHT);
74         const start = performance.now();
75
76         const drawFrame = () => {
77           if ((performance.now() - start) > MAX_SAMPLE_MS) {
78               // This global variable signals we are done.
79               window._skottieDone = true;
80               return;
81           }
82           if (frame >= MAX_FRAMES) {
83             // Reached the end of one loop.
84             loop++;
85             if (loop == MAX_LOOPS) {
86               // This global variable signals we are done.
87               window._skottieDone = true;
88               return;
89             }
90             // Reset frame and seek to restart the loop.
91             frame = 0;
92             seek = 0;
93           }
94
95           let damage = animation.seek(seek, damageRect);
96           if (damage[2] > damage[0] && damage[3] > damage[1]) {
97             animation.render(canvas, bounds);
98             surface.flush();
99           }
100           console.log(`Used seek: ${seek}`);
101           seek += t_rate;
102           frame++;
103           window.requestAnimationFrame(drawFrame);
104         };
105         window.requestAnimationFrame(drawFrame);
106       });
107     })();
108   </script>
109 </body>
110 </html>