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@@ -950,4 +950,85 @@ THREE.Triangle.getInterpolatedAttribute = function( attr, i1, i2, i3, barycoord,
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return target;
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+}
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+
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+let _vector$7 = new THREE.Vector3
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+THREE.InterleavedBufferAttribute.prototype.applyNormalMatrix = function(m) {
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+
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+ for (let i = 0, l = this.count; i < l; i++) {
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+
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+ _vector$7.fromBufferAttribute(this, i);
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+
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+ _vector$7.applyNormalMatrix(m);
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+
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+ this.setXYZ(i, _vector$7.x, _vector$7.y, _vector$7.z);
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+
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+ }
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+
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+ return this;
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+
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+}
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+
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+THREE.Color.prototype.getHSV = function() {
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+ //or hsb 色相、饱和度、明度（不同于hsl的亮度，只有色相是和hsl一样）代码源于deepseek
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+ let r = this.r, g = this.g, b = this.b
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+ let max = Math.max(r, g, b);
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+ let min = Math.min(r, g, b);
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+ let h, s, v = max;
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+
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+ let d = max - min;
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+ s = max === 0 ? 0 : d / max;
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+
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+ if (max === min) {
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+ h = 0;
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+ // 无色
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+ } else {
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+ switch (max) {
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+ case r:
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+ h = (g - b) / d + (g < b ? 6 : 0);
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+ break;
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+ case g:
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+ h = (b - r) / d + 2;
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+ break;
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+ case b:
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+ h = (r - g) / d + 4;
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+ break;
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+ }
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+ h /= 6;
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+ }
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+
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+ return {h: h * 360, s: s * 100, v: v * 100};
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+}
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+THREE.Color.prototype.setHSV = function( h, s, v ) {
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+ h = h % 360;
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+ s /= 100;
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+ v /= 100;
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+
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+ let c = v * s;
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+ let x = c * (1 - Math.abs((h / 60) % 2 - 1));
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+ let m = v - c;
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+
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+ let r, g, b;
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+
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+ if (0 <= h && h < 60) {
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+ [r,g,b] = [c, x, 0];
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+ } else if (60 <= h && h < 120) {
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+ [r,g,b] = [x, c, 0];
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+ } else if (120 <= h && h < 180) {
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+ [r,g,b] = [0, c, x];
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+ } else if (180 <= h && h < 240) {
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+ [r,g,b] = [0, x, c];
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+ } else if (240 <= h && h < 300) {
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+ [r,g,b] = [x, 0, c];
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+ } else if (300 <= h && h < 360) {
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+ [r,g,b] = [c, 0, x];
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+ }
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+
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+ return this.setRGB(r + m, g + m, b + m)
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+}
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+
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+let oldSet = THREE.Color.prototype.set
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+THREE.Color.prototype.set = function(){
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+ if(arguments.length >= 3)return this.setRGB.apply(this, arguments)
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+ return oldSet.apply(this, arguments)
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}
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