Merge pull request #83 from Utkarsh-Singhal-26/main

Added <PrismaticBurst /> Background

src/components/landing/Hero/Hero.vue

@@ -19,11 +19,11 @@
     />
 
     <div class="hero-main-content">
-      <router-link to="/backgrounds/gradient-blinds" class="hero-new-badge-container">
+      <router-link to="/backgrounds/prismatic-burst" class="hero-new-badge-container">
         <span class="hero-new-badge">New 🎉</span>
         <div class="hero-new-badge-text">
-          <span>Gradient Blinds</span>
+          <span>Prismatic Burst</span>
-          <GoArrowRight />
+          <i class="pi-arrow-right pi" style="font-size: 0.8rem"></i>
         </div>
       </router-link>
 

src/constants/Categories.ts

@@ -1,5 +1,5 @@
 // Highlighted sidebar items
-export const NEW = ['Gradient Blinds', 'Bubble Menu', 'Prism', 'Plasma', 'Electric Border', 'Target Cursor', 'Ripple Grid', 'Magic Bento', 'Galaxy', 'Glass Surface', 'Sticker Peel', 'Scroll Stack', 'Faulty Terminal', 'Pill Nav', 'Card Nav', 'Logo Loop'];
+export const NEW = ['Gradient Blinds', 'Bubble Menu', 'Prism', 'Plasma', 'Electric Border', 'Target Cursor', 'Pill Nav', 'Card Nav', 'Logo Loop', 'Prismatic Burst'];
 export const UPDATED = [];
 
 // Used for main sidebar navigation
@@ -103,6 +103,7 @@ export const CATEGORIES = [
       'Dark Veil',
       'Dither',
       'Gradient Blinds',
+      'Prismatic Burst',
       'Dot Grid',
       'Hyperspeed',
       'Faulty Terminal',

src/constants/Components.ts

@@ -110,6 +110,7 @@ const backgrounds = {
   'plasma': () => import('../demo/Backgrounds/PlasmaDemo.vue'),
   'prism': () => import('../demo/Backgrounds/PrismDemo.vue'),
   'gradient-blinds': () => import('../demo/Backgrounds/GradientBlindsDemo.vue'),
+  'prismatic-burst': () => import('../demo/Backgrounds/PrismaticBurstDemo.vue'),
 };
 
 export const componentMap = {

src/constants/code/Backgrounds/prismaticBurstCode.ts

@@ -0,0 +1,26 @@
+import code from '@content/Backgrounds/PrismaticBurst/PrismaticBurst.vue?raw';
+import { createCodeObject } from '../../../types/code';
+
+export const prismaticBurst = createCodeObject(code, 'Backgrounds/PrismaticBurst', {
+  installation: `npm install ogl`,
+  usage: `<template>
+  <div style="width: 100%; height: 600px; position: relative;">
+    <PrismaticBurst
+      animationType="rotate3d"
+      :intensity="2"
+      :speed="0.5"
+      :distort="1.0"
+      :paused="false"
+      :offset="{ x: 0, y: 0 }"
+      :hoverDampness="0.25"
+      :rayCount="24"
+      mixBlendMode="lighten"
+      :colors="['#ff007a', '#4d3dff', '#ffffff']"
+    />
+  </div>
+</template>
+
+<script setup lang="ts">
+  import PrismaticBurst from "./PrismaticBurst.vue";
+</script>`
+});

src/content/Backgrounds/PrismaticBurst/PrismaticBurst.vue

@@ -0,0 +1,469 @@
+<script setup lang="ts">
+import { Renderer, Program, Mesh, Triangle, Texture } from 'ogl';
+import { onMounted, onUnmounted, ref, useTemplateRef, watch, type CSSProperties } from 'vue';
+
+type Offset = { x?: number | string; y?: number | string };
+type AnimationType = 'rotate' | 'rotate3d' | 'hover';
+
+export type PrismaticBurstProps = {
+  intensity?: number;
+  speed?: number;
+  animationType?: AnimationType;
+  colors?: string[];
+  distort?: number;
+  paused?: boolean;
+  offset?: Offset;
+  hoverDampness?: number;
+  rayCount?: number;
+  mixBlendMode?: CSSProperties['mixBlendMode'] | 'none';
+};
+
+const vertexShader = `#version 300 es
+in vec2 position;
+in vec2 uv;
+out vec2 vUv;
+void main() {
+    vUv = uv;
+    gl_Position = vec4(position, 0.0, 1.0);
+}
+`;
+
+const fragmentShader = `#version 300 es
+precision highp float;
+precision highp int;
+
+out vec4 fragColor;
+
+uniform vec2  uResolution;
+uniform float uTime;
+
+uniform float uIntensity;
+uniform float uSpeed;
+uniform int   uAnimType;
+uniform vec2  uMouse;
+uniform int   uColorCount;
+uniform float uDistort;
+uniform vec2  uOffset;
+uniform sampler2D uGradient;
+uniform float uNoiseAmount;
+uniform int   uRayCount;
+
+float hash21(vec2 p){
+    p = floor(p);
+    float f = 52.9829189 * fract(dot(p, vec2(0.065, 0.005)));
+    return fract(f);
+}
+
+mat2 rot30(){ return mat2(0.8, -0.5, 0.5, 0.8); }
+
+float layeredNoise(vec2 fragPx){
+    vec2 p = mod(fragPx + vec2(uTime * 30.0, -uTime * 21.0), 1024.0);
+    vec2 q = rot30() * p;
+    float n = 0.0;
+    n += 0.40 * hash21(q);
+    n += 0.25 * hash21(q * 2.0 + 17.0);
+    n += 0.20 * hash21(q * 4.0 + 47.0);
+    n += 0.10 * hash21(q * 8.0 + 113.0);
+    n += 0.05 * hash21(q * 16.0 + 191.0);
+    return n;
+}
+
+vec3 rayDir(vec2 frag, vec2 res, vec2 offset, float dist){
+    float focal = res.y * max(dist, 1e-3);
+    return normalize(vec3(2.0 * (frag - offset) - res, focal));
+}
+
+float edgeFade(vec2 frag, vec2 res, vec2 offset){
+    vec2 toC = frag - 0.5 * res - offset;
+    float r = length(toC) / (0.5 * min(res.x, res.y));
+    float x = clamp(r, 0.0, 1.0);
+    float q = x * x * x * (x * (x * 6.0 - 15.0) + 10.0);
+    float s = q * 0.5;
+    s = pow(s, 1.5);
+    float tail = 1.0 - pow(1.0 - s, 2.0);
+    s = mix(s, tail, 0.2);
+    float dn = (layeredNoise(frag * 0.15) - 0.5) * 0.0015 * s;
+    return clamp(s + dn, 0.0, 1.0);
+}
+
+mat3 rotX(float a){ float c = cos(a), s = sin(a); return mat3(1.0,0.0,0.0, 0.0,c,-s, 0.0,s,c); }
+mat3 rotY(float a){ float c = cos(a), s = sin(a); return mat3(c,0.0,s, 0.0,1.0,0.0, -s,0.0,c); }
+mat3 rotZ(float a){ float c = cos(a), s = sin(a); return mat3(c,-s,0.0, s,c,0.0, 0.0,0.0,1.0); }
+
+vec3 sampleGradient(float t){
+    t = clamp(t, 0.0, 1.0);
+    return texture(uGradient, vec2(t, 0.5)).rgb;
+}
+
+vec2 rot2(vec2 v, float a){
+    float s = sin(a), c = cos(a);
+    return mat2(c, -s, s, c) * v;
+}
+
+float bendAngle(vec3 q, float t){
+    float a = 0.8 * sin(q.x * 0.55 + t * 0.6)
+            + 0.7 * sin(q.y * 0.50 - t * 0.5)
+            + 0.6 * sin(q.z * 0.60 + t * 0.7);
+    return a;
+}
+
+void main(){
+    vec2 frag = gl_FragCoord.xy;
+    float t = uTime * uSpeed;
+    float jitterAmp = 0.1 * clamp(uNoiseAmount, 0.0, 1.0);
+    vec3 dir = rayDir(frag, uResolution, uOffset, 1.0);
+    float marchT = 0.0;
+    vec3 col = vec3(0.0);
+    float n = layeredNoise(frag);
+    vec4 c = cos(t * 0.2 + vec4(0.0, 33.0, 11.0, 0.0));
+    mat2 M2 = mat2(c.x, c.y, c.z, c.w);
+    float amp = clamp(uDistort, 0.0, 50.0) * 0.15;
+
+    mat3 rot3dMat = mat3(1.0);
+    if(uAnimType == 1){
+      vec3 ang = vec3(t * 0.31, t * 0.21, t * 0.17);
+      rot3dMat = rotZ(ang.z) * rotY(ang.y) * rotX(ang.x);
+    }
+    mat3 hoverMat = mat3(1.0);
+    if(uAnimType == 2){
+      vec2 m = uMouse * 2.0 - 1.0;
+      vec3 ang = vec3(m.y * 0.6, m.x * 0.6, 0.0);
+      hoverMat = rotY(ang.y) * rotX(ang.x);
+    }
+
+    for (int i = 0; i < 44; ++i) {
+        vec3 P = marchT * dir;
+        P.z -= 2.0;
+        float rad = length(P);
+        vec3 Pl = P * (10.0 / max(rad, 1e-6));
+
+        if(uAnimType == 0){
+            Pl.xz *= M2;
+        } else if(uAnimType == 1){
+      Pl = rot3dMat * Pl;
+        } else {
+      Pl = hoverMat * Pl;
+        }
+
+        float stepLen = min(rad - 0.3, n * jitterAmp) + 0.1;
+
+        float grow = smoothstep(0.35, 3.0, marchT);
+        float a1 = amp * grow * bendAngle(Pl * 0.6, t);
+        float a2 = 0.5 * amp * grow * bendAngle(Pl.zyx * 0.5 + 3.1, t * 0.9);
+        vec3 Pb = Pl;
+        Pb.xz = rot2(Pb.xz, a1);
+        Pb.xy = rot2(Pb.xy, a2);
+
+        float rayPattern = smoothstep(
+            0.5, 0.7,
+            sin(Pb.x + cos(Pb.y) * cos(Pb.z)) *
+            sin(Pb.z + sin(Pb.y) * cos(Pb.x + t))
+        );
+
+        if (uRayCount > 0) {
+            float ang = atan(Pb.y, Pb.x);
+            float comb = 0.5 + 0.5 * cos(float(uRayCount) * ang);
+            comb = pow(comb, 3.0);
+            rayPattern *= smoothstep(0.15, 0.95, comb);
+        }
+
+        vec3 spectralDefault = 1.0 + vec3(
+            cos(marchT * 3.0 + 0.0),
+            cos(marchT * 3.0 + 1.0),
+            cos(marchT * 3.0 + 2.0)
+        );
+
+        float saw = fract(marchT * 0.25);
+        float tRay = saw * saw * (3.0 - 2.0 * saw);
+        vec3 userGradient = 2.0 * sampleGradient(tRay);
+        vec3 spectral = (uColorCount > 0) ? userGradient : spectralDefault;
+        vec3 base = (0.05 / (0.4 + stepLen))
+                  * smoothstep(5.0, 0.0, rad)
+                  * spectral;
+
+        col += base * rayPattern;
+        marchT += stepLen;
+    }
+
+    col *= edgeFade(frag, uResolution, uOffset);
+    col *= uIntensity;
+
+    fragColor = vec4(clamp(col, 0.0, 1.0), 1.0);
+}`;
+
+const hexToRgb01 = (hex: string): [number, number, number] => {
+  let h = hex.trim();
+  if (h.startsWith('#')) h = h.slice(1);
+  if (h.length === 3) {
+    const r = h[0],
+      g = h[1],
+      b = h[2];
+    h = r + r + g + g + b + b;
+  }
+  const intVal = parseInt(h, 16);
+  if (isNaN(intVal) || (h.length !== 6 && h.length !== 8)) return [1, 1, 1];
+  const r = ((intVal >> 16) & 255) / 255;
+  const g = ((intVal >> 8) & 255) / 255;
+  const b = (intVal & 255) / 255;
+  return [r, g, b];
+};
+
+const toPx = (v: number | string | undefined): number => {
+  if (v == null) return 0;
+  if (typeof v === 'number') return v;
+  const s = String(v).trim();
+  const num = parseFloat(s.replace('px', ''));
+  return isNaN(num) ? 0 : num;
+};
+
+const props = withDefaults(defineProps<PrismaticBurstProps>(), {
+  intensity: 2,
+  speed: 0.5,
+  animationType: 'rotate3d',
+  distort: 0,
+  paused: false,
+  offset: () => ({ x: 0, y: 0 }),
+  hoverDampness: 0,
+  mixBlendMode: 'lighten'
+});
+
+const containerRef = useTemplateRef('containerRef');
+const programRef = ref<Program | null>(null);
+const rendererRef = ref<Renderer | null>(null);
+const mouseTargetRef = ref<[number, number]>([0.5, 0.5]);
+const mouseSmoothRef = ref<[number, number]>([0.5, 0.5]);
+const pausedRef = ref<boolean>(props.paused);
+const gradTexRef = ref<Texture | null>(null);
+const hoverDampRef = ref<number>(props.hoverDampness);
+const isVisibleRef = ref<boolean>(true);
+const meshRef = ref<Mesh | null>(null);
+const triRef = ref<Triangle | null>(null);
+
+onMounted(() => {
+  const container = containerRef.value;
+  if (!container) return;
+
+  const dpr = Math.min(window.devicePixelRatio || 1, 2);
+  const renderer = new Renderer({ dpr, alpha: false, antialias: false });
+  rendererRef.value = renderer;
+
+  const gl = renderer.gl;
+  gl.canvas.style.position = 'absolute';
+  gl.canvas.style.inset = '0';
+  gl.canvas.style.width = '100%';
+  gl.canvas.style.height = '100%';
+  gl.canvas.style.mixBlendMode = props.mixBlendMode && props.mixBlendMode !== 'none' ? props.mixBlendMode : '';
+  container.appendChild(gl.canvas);
+
+  const white = new Uint8Array([255, 255, 255, 255]);
+  const gradientTex = new Texture(gl, {
+    image: white,
+    width: 1,
+    height: 1,
+    generateMipmaps: false,
+    flipY: false
+  });
+
+  gradientTex.minFilter = gl.LINEAR;
+  gradientTex.magFilter = gl.LINEAR;
+  gradientTex.wrapS = gl.CLAMP_TO_EDGE;
+  gradientTex.wrapT = gl.CLAMP_TO_EDGE;
+  gradTexRef.value = gradientTex;
+
+  const program = new Program(gl, {
+    vertex: vertexShader,
+    fragment: fragmentShader,
+    uniforms: {
+      uResolution: { value: [1, 1] as [number, number] },
+      uTime: { value: 0 },
+
+      uIntensity: { value: 1 },
+      uSpeed: { value: 1 },
+      uAnimType: { value: 0 },
+      uMouse: { value: [0.5, 0.5] as [number, number] },
+      uColorCount: { value: 0 },
+      uDistort: { value: 0 },
+      uOffset: { value: [0, 0] as [number, number] },
+      uGradient: { value: gradientTex },
+      uNoiseAmount: { value: 0.8 },
+      uRayCount: { value: 0 }
+    }
+  });
+
+  programRef.value = program;
+
+  const triangle = new Triangle(gl);
+  const mesh = new Mesh(gl, { geometry: triangle, program });
+  triRef.value = triangle;
+  meshRef.value = mesh;
+
+  const resize = () => {
+    const w = container.clientWidth || 1;
+    const h = container.clientHeight || 1;
+    renderer.setSize(w, h);
+    program.uniforms.uResolution.value = [gl.drawingBufferWidth, gl.drawingBufferHeight];
+  };
+
+  let ro: ResizeObserver | null = null;
+  if ('ResizeObserver' in window) {
+    ro = new ResizeObserver(resize);
+    ro.observe(container);
+  } else {
+    (window as Window).addEventListener('resize', resize);
+  }
+  resize();
+
+  const onPointer = (e: PointerEvent) => {
+    const rect = container.getBoundingClientRect();
+    const x = (e.clientX - rect.left) / Math.max(rect.width, 1);
+    const y = (e.clientY - rect.top) / Math.max(rect.height, 1);
+    mouseTargetRef.value = [Math.min(Math.max(x, 0), 1), Math.min(Math.max(y, 0), 1)];
+  };
+  container.addEventListener('pointermove', onPointer, { passive: true });
+
+  let io: IntersectionObserver | null = null;
+  if ('IntersectionObserver' in window) {
+    io = new IntersectionObserver(
+      entries => {
+        if (entries[0]) isVisibleRef.value = entries[0].isIntersecting;
+      },
+      { root: null, threshold: 0.01 }
+    );
+    io.observe(container);
+  }
+  const onVis = () => {};
+  document.addEventListener('visibilitychange', onVis);
+
+  let raf = 0;
+  let last = performance.now();
+  let accumTime = 0;
+
+  const update = (now: number) => {
+    const dt = Math.max(0, now - last) * 0.001;
+    last = now;
+    const visible = isVisibleRef.value && !document.hidden;
+    if (!pausedRef.value) accumTime += dt;
+    if (!visible) {
+      raf = requestAnimationFrame(update);
+      return;
+    }
+    const tau = 0.02 + Math.max(0, Math.min(1, hoverDampRef.value)) * 0.5;
+    const alpha = 1 - Math.exp(-dt / tau);
+    const tgt = mouseTargetRef.value;
+    const sm = mouseSmoothRef.value;
+    sm[0] += (tgt[0] - sm[0]) * alpha;
+    sm[1] += (tgt[1] - sm[1]) * alpha;
+    program.uniforms.uMouse.value = sm as [number, number];
+    program.uniforms.uTime.value = accumTime;
+    renderer.render({ scene: meshRef.value! });
+    raf = requestAnimationFrame(update);
+  };
+  raf = requestAnimationFrame(update);
+
+  onUnmounted(() => {
+    cancelAnimationFrame(raf);
+    container.removeEventListener('pointermove', onPointer);
+    ro?.disconnect();
+    if (!ro) window.removeEventListener('resize', resize);
+    io?.disconnect();
+    document.removeEventListener('visibilitychange', onVis);
+    try {
+      container.removeChild(gl.canvas);
+    } catch (e) {
+      void e;
+    }
+    meshRef.value = null;
+    triRef.value = null;
+    programRef.value = null;
+    try {
+      const glCtx = rendererRef.value?.gl;
+      if (glCtx && gradTexRef.value?.texture) glCtx.deleteTexture(gradTexRef.value.texture);
+    } catch (e) {
+      void e;
+    }
+    rendererRef.value = null;
+    gradTexRef.value = null;
+  });
+});
+
+watch(
+  () => props.paused,
+  v => (pausedRef.value = v)
+);
+watch(
+  () => props.hoverDampness,
+  v => (hoverDampRef.value = v)
+);
+
+watch(
+  () => props.mixBlendMode,
+  mode => {
+    const canvas = rendererRef.value?.gl?.canvas as HTMLCanvasElement | undefined;
+    if (canvas) {
+      canvas.style.mixBlendMode = mode && mode !== 'none' ? mode : '';
+    }
+  }
+);
+
+watch(
+  () => [props.intensity, props.speed, props.animationType, props.colors, props.distort, props.offset, props.rayCount],
+  () => {
+    const program = programRef.value;
+    const renderer = rendererRef.value;
+    const gradTex = gradTexRef.value;
+    if (!program || !renderer || !gradTex) return;
+
+    program.uniforms.uIntensity.value = props.intensity ?? 1;
+    program.uniforms.uSpeed.value = props.speed ?? 1;
+
+    const animTypeMap: Record<AnimationType, number> = {
+      rotate: 0,
+      rotate3d: 1,
+      hover: 2
+    };
+    program.uniforms.uAnimType.value = animTypeMap[props.animationType ?? 'rotate'];
+
+    program.uniforms.uDistort.value = typeof props.distort === 'number' ? props.distort : 0;
+
+    const ox = toPx(props.offset?.x);
+    const oy = toPx(props.offset?.y);
+    program.uniforms.uOffset.value = [ox, oy];
+    program.uniforms.uRayCount.value = Math.max(0, Math.floor(props.rayCount ?? 0));
+
+    let count = 0;
+    if (Array.isArray(props.colors) && props.colors.length > 0) {
+      const gl = renderer.gl;
+      const capped = props.colors.slice(0, 64);
+      count = capped.length;
+      const data = new Uint8Array(count * 4);
+      for (let i = 0; i < count; i++) {
+        const [r, g, b] = hexToRgb01(capped[i]);
+        data[i * 4 + 0] = Math.round(r * 255);
+        data[i * 4 + 1] = Math.round(g * 255);
+        data[i * 4 + 2] = Math.round(b * 255);
+        data[i * 4 + 3] = 255;
+      }
+      gradTex.image = data;
+      gradTex.width = count;
+      gradTex.height = 1;
+      gradTex.minFilter = gl.LINEAR;
+      gradTex.magFilter = gl.LINEAR;
+      gradTex.wrapS = gl.CLAMP_TO_EDGE;
+      gradTex.wrapT = gl.CLAMP_TO_EDGE;
+      gradTex.flipY = false;
+      gradTex.generateMipmaps = false;
+      gradTex.format = gl.RGBA;
+      gradTex.type = gl.UNSIGNED_BYTE;
+      gradTex.needsUpdate = true;
+    } else {
+      count = 0;
+    }
+    program.uniforms.uColorCount.value = count;
+  },
+  { immediate: true }
+);
+</script>
+
+<template>
+  <div class="relative w-full h-full overflow-hidden" ref="containerRef" />
+</template>

src/demo/Backgrounds/PrismaticBurstDemo.vue

@@ -0,0 +1,154 @@
+<template>
+  <TabbedLayout>
+    <template #preview>
+      <div class="relative p-0 h-[600px] overflow-hidden demo-container">
+        <PrismaticBurst
+          :animation-type="animationType"
+          :intensity="intensity"
+          :speed="speed"
+          :distort="distort"
+          :hover-dampness="hoverDampness"
+          :ray-count="rayCount || undefined"
+          v-bind="userColors.length ? { colors: userColors } : {}"
+        />
+        <BackgroundContent pill-text="New Background" headline="A burst of dancing colors, beautifully unleashed" />
+      </div>
+
+      <Customize>
+        <div class="flex gap-4">
+          <PreviewColor title="Color 1" v-model="color0" />
+          <PreviewColor title="Color 2" v-model="color1" />
+          <PreviewColor title="Color 3" v-model="color2" />
+        </div>
+
+        <PreviewSelect title="Animation Type" v-model="animationType" :options="animationOptions" />
+        <PreviewSlider :min="0.1" :max="5" :step="0.1" v-model="intensity" title="Intensity" />
+        <PreviewSlider :min="0" :max="2" :step="0.5" v-model="speed" title="Speed" />
+        <PreviewSlider :min="0" :max="10" :step="0.1" v-model="distort" title="Distort" />
+        <PreviewSlider :min="0" :max="64" :step="1" v-model="rayCount" title="Ray Count" />
+        <PreviewSlider
+          v-if="animationType === 'hover'"
+          :min="0"
+          :max="1"
+          :step="0.01"
+          v-model="hoverDampness"
+          title="Hover Dampness"
+        />
+      </Customize>
+
+      <PropTable :data="propData" />
+      <Dependencies :dependency-list="['ogl']" />
+    </template>
+
+    <template #code>
+      <CodeExample :code-object="prismaticBurst" />
+    </template>
+
+    <template #cli>
+      <CliInstallation :command="prismaticBurst.cli" />
+    </template>
+  </TabbedLayout>
+</template>
+
+<script setup lang="ts">
+import { prismaticBurst } from '@/constants/code/Backgrounds/prismaticBurstCode';
+import { computed, ref } from 'vue';
+import CliInstallation from '../../components/code/CliInstallation.vue';
+import CodeExample from '../../components/code/CodeExample.vue';
+import Dependencies from '../../components/code/Dependencies.vue';
+import BackgroundContent from '../../components/common/BackgroundContent.vue';
+import Customize from '../../components/common/Customize.vue';
+import PreviewColor from '../../components/common/PreviewColor.vue';
+import PreviewSelect from '../../components/common/PreviewSelect.vue';
+import PreviewSlider from '../../components/common/PreviewSlider.vue';
+import PropTable from '../../components/common/PropTable.vue';
+import TabbedLayout from '../../components/common/TabbedLayout.vue';
+import PrismaticBurst from '../../content/Backgrounds/PrismaticBurst/PrismaticBurst.vue';
+
+const animationOptions = [
+  { value: 'rotate', label: 'Rotate' },
+  { value: 'rotate3d', label: 'Rotate 3D' },
+  { value: 'hover', label: 'Hover' }
+];
+
+const animationType = ref<'rotate' | 'rotate3d' | 'hover'>('rotate3d');
+const intensity = ref(2);
+const speed = ref(0.5);
+const distort = ref(0);
+const hoverDampness = ref(0.25);
+const rayCount = ref(0);
+const color0 = ref('');
+const color1 = ref('');
+const color2 = ref('');
+
+const userColors = computed(() => [color0.value, color1.value, color2.value].filter(Boolean) as string[]);
+
+const propData = [
+  {
+    name: 'intensity',
+    type: 'number',
+    default: '2',
+    description: 'Overall brightness multiplier applied after accumulation.'
+  },
+  {
+    name: 'speed',
+    type: 'number',
+    default: '0.5',
+    description: 'Global time multiplier controlling ray motion & distortion.'
+  },
+  {
+    name: 'animationType',
+    type: '"rotate" | "rotate3d" | "hover"',
+    default: '"rotate3d"',
+    description: 'Core motion style: planar rotation, full 3D rotation, or pointer hover orbit'
+  },
+  {
+    name: 'colors',
+    type: 'string[]',
+    default: '[]',
+    description: 'Optional array of hex colors used as a gradient (otherwise spectral)'
+  },
+  {
+    name: 'distort',
+    type: 'number',
+    default: '0',
+    description: 'Amount of bend/distortion applied to marching space (adds organic wobble)'
+  },
+  {
+    name: 'paused',
+    type: 'boolean',
+    default: 'false',
+    description: 'Freeze time progression when true (animation stops)'
+  },
+  {
+    name: 'offset',
+    type: '{ x?: number|string; y?: number|string }',
+    default: '{ x: 0, y: 0 }',
+    description: 'Pixel (or CSS length) offset of focal origin from center'
+  },
+  {
+    name: 'hoverDampness',
+    type: 'number',
+    default: '0',
+    description: "Smoothing factor (0-1) for pointer tracking when animationType='hover'"
+  },
+  {
+    name: 'rayCount',
+    type: 'number',
+    default: 'undefined',
+    description: 'If > 0 applies an angular comb filter to produce discrete ray spokes'
+  },
+  {
+    name: 'mixBlendMode',
+    type: "CSSProperties['mixBlendMode'] | 'none'",
+    default: '"lighten"',
+    description: "Canvas CSS mix-blend-mode (e.g. lighten, screen) or 'none' for normal"
+  }
+];
+</script>
+
+<style scoped>
+.demo-container {
+  padding: 0;
+}
+</style>