mirror of
https://github.com/EsotericSoftware/spine-runtimes.git
synced 2025-12-20 09:16:01 +08:00
80 lines
2.7 KiB
HTML
80 lines
2.7 KiB
HTML
<!DOCTYPE html>
|
|
<html>
|
|
|
|
<head>
|
|
<meta charset="UTF-8">
|
|
<meta name="viewport" content="width=device-width, initial-scale=1.0">
|
|
<link rel="stylesheet" href="../../index.css">
|
|
<script src="https://unpkg.com/canvaskit-wasm@latest/bin/canvaskit.js"></script>
|
|
<script src="../dist/iife/spine-canvaskit.js"></script>
|
|
<style>
|
|
* {
|
|
margin: 0;
|
|
padding: 0;
|
|
}
|
|
</style>
|
|
</head>
|
|
|
|
<body class="p-4 flex flex-col items-center">
|
|
<h1>CanvasKit Example</h1>
|
|
<canvas id=foo width=600 height=400 style="margin: 0 auto;"></canvas>
|
|
</body>
|
|
|
|
<script type="module">
|
|
// Function to read file contents from a path, used to load texture atlas and skeleton file.
|
|
async function readFile(path) {
|
|
const response = await fetch(path);
|
|
if (!response.ok) throw new Error("Could not load file " + path);
|
|
return await response.arrayBuffer();
|
|
}
|
|
|
|
|
|
// Initialize CanvasKit and create a surface from the Canvas element to draw to
|
|
const ck = await CanvasKitInit();
|
|
const surface = ck.MakeCanvasSurface('foo');
|
|
|
|
// Load the texture atlas
|
|
const atlas = await spine.loadTextureAtlas(ck, "assets/spineboy.atlas", readFile);
|
|
|
|
// Load skeleton data
|
|
const binary = new spine.SkeletonBinary(new spine.AtlasAttachmentLoader(atlas));
|
|
const skeletonData = binary.readSkeletonData(await readFile("assets/spineboy-pro.skel"));
|
|
|
|
// Create a skeleton and scale and position it.
|
|
const skeleton = new spine.Skeleton(skeletonData);
|
|
skeleton.scaleX = skeleton.scaleY = 0.4;
|
|
skeleton.x = 300;
|
|
skeleton.y = 380;
|
|
skeleton.setToSetupPose();
|
|
|
|
// Create an animation state to apply and mix one or more animations
|
|
const animationState = new spine.AnimationState(new spine.AnimationStateData(skeletonData));
|
|
animationState.setAnimation(0, "hoverboard", true);
|
|
|
|
// Create a skeleton renderer to render the skeleton with to the canvas
|
|
const renderer = new spine.SkeletonRenderer(ck);
|
|
|
|
let lastTime = performance.now();
|
|
// Rendering loop
|
|
function drawFrame(canvas) {
|
|
canvas.clear(ck.Color(52, 52, 54, 1));
|
|
|
|
// Calculate the time that's passed between now and the last frame
|
|
const now = performance.now();
|
|
const deltaTime = (now - lastTime) / 1000;
|
|
lastTime = now;
|
|
|
|
// Update and apply the animations to the skeleton
|
|
animationState.update(deltaTime);
|
|
animationState.apply(skeleton);
|
|
|
|
// Update the skeleton time for physics, and its world transforms
|
|
skeleton.update(deltaTime);
|
|
skeleton.updateWorldTransform(spine.Physics.update);
|
|
renderer.render(canvas, skeleton);
|
|
surface.requestAnimationFrame(drawFrame);
|
|
}
|
|
surface.requestAnimationFrame(drawFrame);
|
|
</script>
|
|
|
|
</html> |