Files
aklive2d/apps/module/spine-ts/webgl/demos/clipping.js
2025-04-30 22:08:27 +08:00

120 lines
4.0 KiB
JavaScript
Executable File

var clippingDemo = function(canvas, bgColor) {
var gl, renderer, assetManager;
var skeleton, state, bounds;
var timeKeeper;
var playButton, timeline, isPlaying = true, playTime = 0;
var DEMO_NAME = "ClippingDemo";
if (!bgColor) bgColor = new spine.Color(235 / 255, 239 / 255, 244 / 255, 1);
function init () {
canvas.width = canvas.clientWidth; canvas.height = canvas.clientHeight;
gl = canvas.ctx.gl;
renderer = new spine.webgl.SceneRenderer(canvas, gl);
assetManager = spineDemos.assetManager;
var textureLoader = function(img) { return new spine.webgl.GLTexture(gl, img); };
assetManager.loadTexture(DEMO_NAME, textureLoader, "atlas1.png");
assetManager.loadTexture(DEMO_NAME, textureLoader, "atlas12.png");
assetManager.loadText(DEMO_NAME, "atlas1.atlas");
assetManager.loadJson(DEMO_NAME, "demos.json");
timeKeeper = new spine.TimeKeeper();
}
function loadingComplete () {
var atlas = new spine.TextureAtlas(assetManager.get(DEMO_NAME, "atlas1.atlas"), function(path) {
return assetManager.get(DEMO_NAME, path);
});
var atlasLoader = new spine.AtlasAttachmentLoader(atlas);
var skeletonJson = new spine.SkeletonJson(atlasLoader);
var skeletonData = skeletonJson.readSkeletonData(assetManager.get(DEMO_NAME, "demos.json")["spineboy"]);
skeleton = new spine.Skeleton(skeletonData);
state = new spine.AnimationState(new spine.AnimationStateData(skeleton.data));
state.setAnimation(0, "portal", true);
state.apply(skeleton);
skeleton.updateWorldTransform();
var offset = new spine.Vector2();
bounds = new spine.Vector2();
skeleton.getBounds(offset, bounds, []);
renderer.camera.position.x = offset.x + bounds.x + 200;
renderer.camera.position.y = offset.y + bounds.y / 2 + 100;
renderer.skeletonDebugRenderer.drawMeshHull = false;
renderer.skeletonDebugRenderer.drawMeshTriangles = false;
setupUI();
}
function setupUI() {
playButton = $("#clipping-playbutton");
var playButtonUpdate = function () {
isPlaying = !isPlaying;
if (isPlaying)
playButton.addClass("pause").removeClass("play");
else
playButton.addClass("play").removeClass("pause");
}
playButton.click(playButtonUpdate);
playButton.addClass("pause");
timeline = $("#clipping-timeline").data("slider");
timeline.changed = function (percent) {
if (isPlaying) playButton.click();
if (!isPlaying) {
var animationDuration = state.getCurrent(0).animation.duration;
var time = animationDuration * percent;
state.update(time - playTime);
state.apply(skeleton);
skeleton.updateWorldTransform();
playTime = time;
}
};
renderer.skeletonDebugRenderer.drawRegionAttachments = false;
renderer.skeletonDebugRenderer.drawClipping = false;
renderer.skeletonDebugRenderer.drawBones = false;
renderer.skeletonDebugRenderer.drawMeshHull = false;
renderer.skeletonDebugRenderer.drawMeshTriangles = false;
$("#clipping-drawtriangles").click(function() {
renderer.skeletonDebugRenderer.drawMeshHull = this.checked;
renderer.skeletonDebugRenderer.drawMeshTriangles = this.checked;
renderer.skeletonDebugRenderer.drawClipping = this.checked;
renderer.skeletonDebugRenderer.drawRegionAttachments = this.checked;
})
}
function render () {
timeKeeper.update();
var delta = timeKeeper.delta;
if (isPlaying) {
var animationDuration = state.getCurrent(0).animation.duration;
playTime += delta;
while (playTime >= animationDuration)
playTime -= animationDuration;
timeline.set(playTime / animationDuration);
state.update(delta);
state.apply(skeleton);
skeleton.updateWorldTransform();
}
renderer.camera.viewportWidth = bounds.x * 1.6;
renderer.camera.viewportHeight = bounds.y * 1.6;
renderer.resize(spine.webgl.ResizeMode.Fit);
gl.clearColor(bgColor.r, bgColor.g, bgColor.b, bgColor.a);
gl.clear(gl.COLOR_BUFFER_BIT);
renderer.begin();
renderer.drawSkeleton(skeleton, true);
renderer.drawSkeletonDebug(skeleton, false, ["root"]);
renderer.end();
}
clippingDemo.loadingComplete = loadingComplete;
clippingDemo.render = render;
clippingDemo.DEMO_NAME = DEMO_NAME;
init();
};