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a) * t;\n }\n\n // Map a value from one range to another\n static map(value: number, fromMin: number, fromMax: number, toMin: number, toMax: number): number {\n return toMin + (value - fromMin) * (toMax - toMin) / (fromMax - fromMin);\n }\n\n // Convert degrees to radians\n static degToRad(degrees: number): number {\n return degrees * Math.PI / 180;\n }\n\n // Convert radians to degrees\n static radToDeg(radians: number): number {\n return radians * 180 / Math.PI;\n }\n\n // Calculate distance between two 3D points\n static distance3D(a: Vector3D, b: Vector3D): number {\n const dx = a.x - b.x;\n const dy = a.y - b.y;\n const dz = a.z - b.z;\n return Math.sqrt(dx * dx + dy * dy + dz * dz);\n }\n\n // Calculate distance between two 4D points\n static distance4D(a: Vector4D, b: Vector4D): number {\n const dx = a.x - b.x;\n const dy = a.y - b.y;\n const dz = a.z - b.z;\n const dw = a.w - b.w;\n return Math.sqrt(dx * dx + dy * dy + dz * dz + dw * dw);\n }\n\n // Normalize a 3D vector\n static normalize3D(v: Vector3D): Vector3D {\n const length = Math.sqrt(v.x * v.x + v.y * v.y + v.z * v.z);\n if (length < 0.001) return { x: 0, y: 0, z: 0 };\n return {\n x: v.x / length,\n y: v.y / length,\n z: v.z / length\n };\n }\n\n // Normalize a 4D vector\n static normalize4D(v: Vector4D): Vector4D {\n const length = Math.sqrt(v.x * v.x + v.y * v.y + v.z * v.z + v.w * v.w);\n if (length < 0.001) return { x: 0, y: 0, z: 0, w: 0 };\n return {\n x: v.x / length,\n y: v.y / length,\n z: v.z / length,\n w: v.w / length\n };\n }\n\n // Calculate dot product of two 3D vectors\n static dot3D(a: Vector3D, b: Vector3D): number {\n return a.x * b.x + a.y * b.y + a.z * b.z;\n }\n\n // Calculate dot product of two 4D vectors\n static dot4D(a: Vector4D, b: Vector4D): number {\n return a.x * b.x + a.y * b.y + a.z * b.z + a.w * b.w;\n }\n\n // Calculate cross product of two 3D vectors\n static cross3D(a: Vector3D, b: Vector3D): Vector3D {\n return {\n x: a.y * b.z - a.z * b.y,\n y: a.z * b.x - a.x * b.z,\n z: a.x * b.y - a.y * b.x\n };\n }\n\n // Generate a random number between min and max\n static random(min: number = 0, max: number = 1): number {\n return min + Math.random() * (max - min);\n }\n\n // Generate a random integer between min and max (inclusive)\n static randomInt(min: number, max: number): number {\n return Math.floor(this.random(min, max + 1));\n }\n\n // Check if a number is approximately equal to another (within epsilon)\n static approximately(a: number, b: number, epsilon: number = 0.001): boolean {\n return Math.abs(a - b) < epsilon;\n }\n\n // Smooth step function\n static smoothstep(edge0: number, edge1: number, x: number): number {\n const t = this.clamp((x - edge0) / (edge1 - edge0), 0, 1);\n return t * t * (3 - 2 * t);\n }\n\n // Smoother step function\n static smootherstep(edge0: number, edge1: number, x: number): number {\n const t = this.clamp((x - edge0) / (edge1 - edge0), 0, 1);\n return t * t * t * (t * (t * 6 - 15) + 10);\n }\n}\n\nexport class ColorUtils {\n // Convert HSL to RGB\n static hslToRgb(h: number, s: number, l: number): { r: number; g: number; b: number } {\n h /= 360;\n s /= 100;\n l /= 100;\n\n const hue2rgb = (p: number, q: number, t: number): number => {\n if (t < 0) t += 1;\n if (t > 1) t -= 1;\n if (t < 1/6) return p + (q - p) * 6 * t;\n if (t < 1/2) return q;\n if (t < 2/3) return p + (q - p) * (2/3 - t) * 6;\n return p;\n };\n\n let r, g, b;\n\n if (s === 0) {\n r = g = b = l; // achromatic\n } else {\n const q = l < 0.5 ? l * (1 + s) : l + s - l * s;\n const p = 2 * l - q;\n r = hue2rgb(p, q, h + 1/3);\n g = hue2rgb(p, q, h);\n b = hue2rgb(p, q, h - 1/3);\n }\n\n return {\n r: Math.round(r * 255),\n g: Math.round(g * 255),\n b: Math.round(b * 255)\n };\n }\n\n // Convert RGB to hex string\n static rgbToHex(r: number, g: number, b: number): string {\n return \"#\" + ((1 << 24) + (r << 16) + (g << 8) + b).toString(16).slice(1);\n }\n\n // Generate a color based on a value (useful for visualizing dimensions)\n static valueToColor(value: number, min: number, max: number): string {\n const normalized = MathUtils.clamp((value - min) / (max - min), 0, 1);\n const hue = (1 - normalized) * 240; // Blue to red\n const { r, g, b } = this.hslToRgb(hue, 100, 50);\n return this.rgbToHex(r, g, b);\n }\n\n // Generate rainbow colors for multiple objects\n static generateRainbowColors(count: number): string[] {\n const colors: string[] = [];\n for (let i = 0; i < count; i++) {\n const hue = (i / count) * 360;\n const { r, g, b } = this.hslToRgb(hue, 70, 50);\n colors.push(this.rgbToHex(r, g, b));\n }\n return colors;\n }\n}\n\nexport class PerformanceUtils {\n // Debounce function calls\n static debounce any>(\n func: T,\n wait: number\n ): (...args: Parameters) => void {\n let timeout: number | undefined;\n return (...args: Parameters) => {\n clearTimeout(timeout);\n timeout = setTimeout(() => func(...args), wait);\n };\n }\n\n // Throttle function calls\n static throttle any>(\n func: T,\n limit: number\n ): (...args: Parameters) => void {\n let inThrottle: boolean;\n return (...args: Parameters) => {\n if (!inThrottle) {\n func(...args);\n inThrottle = true;\n setTimeout(() => inThrottle = false, limit);\n }\n };\n }\n\n // Measure execution time\n static measureTime(name: string, func: () => T): T {\n const start = performance.now();\n const result = func();\n const end = performance.now();\n console.log(`${name} took ${end - start} milliseconds`);\n return result;\n }\n\n // Create a simple object pool for performance\n static createObjectPool(\n createFn: () => T,\n resetFn: (obj: T) => void,\n initialSize: number = 10\n ) {\n const pool: T[] = [];\n \n // Pre-populate the pool\n for (let i = 0; i < initialSize; i++) {\n pool.push(createFn());\n }\n\n return {\n get(): T {\n return pool.pop() || createFn();\n },\n \n release(obj: T): void {\n resetFn(obj);\n pool.push(obj);\n },\n \n size(): number {\n return pool.length;\n }\n };\n }\n}\n\nexport class ValidationUtils {\n // Validate that a value is a finite number\n static isValidNumber(value: any): value is number {\n return typeof value === 'number' && isFinite(value);\n }\n\n // Validate a 3D vector\n static isValid3DVector(v: any): v is Vector3D {\n return v && \n typeof v === 'object' &&\n this.isValidNumber(v.x) &&\n this.isValidNumber(v.y) &&\n this.isValidNumber(v.z);\n }\n\n // Validate a 4D vector\n static isValid4DVector(v: any): v is Vector4D {\n return v && \n typeof v === 'object' &&\n this.isValidNumber(v.x) &&\n this.isValidNumber(v.y) &&\n this.isValidNumber(v.z) &&\n this.isValidNumber(v.w);\n }\n\n // Validate a 5D vector\n static isValid5DVector(v: any): v is Vector5D {\n return v && \n typeof v === 'object' &&\n this.isValidNumber(v.x) &&\n this.isValidNumber(v.y) &&\n this.isValidNumber(v.z) &&\n this.isValidNumber(v.w) &&\n this.isValidNumber(v.v);\n }\n\n // Sanitize user input for angles (convert to radians and clamp)\n static sanitizeAngle(degrees: number): number {\n if (!this.isValidNumber(degrees)) return 0;\n return MathUtils.degToRad(degrees % 360);\n }\n\n // Sanitize scale values\n static sanitizeScale(scale: number): number {\n if (!this.isValidNumber(scale)) return 1;\n return MathUtils.clamp(scale, 0.1, 10);\n }\n}","deleted","label",[171,154],"shared","permalink","https://www.val.town/x/spooky/AIDA/code/shared/utils.ts","extension","actionData","errors"]