Initial project import

node_modules/three-stdlib/animation/AnimationClipCreator.cjs

@@ -0,0 +1,57 @@
+"use strict";
+Object.defineProperty(exports, Symbol.toStringTag, { value: "Module" });
+const THREE = require("three");
+const AnimationClipCreator = {
+  CreateRotationAnimation(period, axis = "x") {
+    const times = [0, period], values = [0, 360];
+    const trackName = ".rotation[" + axis + "]";
+    const track = new THREE.NumberKeyframeTrack(trackName, times, values);
+    return new THREE.AnimationClip(null, period, [track]);
+  },
+  CreateScaleAxisAnimation(period, axis = "x") {
+    const times = [0, period], values = [0, 1];
+    const trackName = ".scale[" + axis + "]";
+    const track = new THREE.NumberKeyframeTrack(trackName, times, values);
+    return new THREE.AnimationClip(null, period, [track]);
+  },
+  CreateShakeAnimation(duration, shakeScale) {
+    const times = [], values = [], tmp = new THREE.Vector3();
+    for (let i = 0; i < duration * 10; i++) {
+      times.push(i / 10);
+      tmp.set(Math.random() * 2 - 1, Math.random() * 2 - 1, Math.random() * 2 - 1).multiply(shakeScale).toArray(values, values.length);
+    }
+    const trackName = ".position";
+    const track = new THREE.VectorKeyframeTrack(trackName, times, values);
+    return new THREE.AnimationClip(null, duration, [track]);
+  },
+  CreatePulsationAnimation(duration, pulseScale) {
+    const times = [], values = [], tmp = new THREE.Vector3();
+    for (let i = 0; i < duration * 10; i++) {
+      times.push(i / 10);
+      const scaleFactor = Math.random() * pulseScale;
+      tmp.set(scaleFactor, scaleFactor, scaleFactor).toArray(values, values.length);
+    }
+    const trackName = ".scale";
+    const track = new THREE.VectorKeyframeTrack(trackName, times, values);
+    return new THREE.AnimationClip(null, duration, [track]);
+  },
+  CreateVisibilityAnimation(duration) {
+    const times = [0, duration / 2, duration], values = [true, false, true];
+    const trackName = ".visible";
+    const track = new THREE.BooleanKeyframeTrack(trackName, times, values);
+    return new THREE.AnimationClip(null, duration, [track]);
+  },
+  CreateMaterialColorAnimation(duration, colors) {
+    const times = [], values = [], timeStep = duration / colors.length;
+    for (let i = 0; i < colors.length; i++) {
+      times.push(i * timeStep);
+      const color = colors[i];
+      values.push(color.r, color.g, color.b);
+    }
+    const trackName = ".material.color";
+    const track = new THREE.ColorKeyframeTrack(trackName, times, values);
+    return new THREE.AnimationClip(null, duration, [track]);
+  }
+};
+exports.AnimationClipCreator = AnimationClipCreator;
+//# sourceMappingURL=AnimationClipCreator.cjs.map