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multipleof4andClaude Opus 5.5
56666ba0e3
Animals (unicorn, flamingo, peacock, giraffe, chameleon, axolotl, capybara, otter, corgi, toucan), food (sushi, cupcake, popsicle, pancakes, strawberry, pineapple, blender, latte, cotton candy, fries), nature and space (sunset, aurora, comet, galaxy, sunflower, lotus, maple leaf, island, snow globe, clam), objects (lava lamp, cassette, vinyl, disco ball, neon sign, traffic light, crayon, watering can, pinata, arcade) and rides and luck (hot-air balloon, submarine, helicopter, roller coaster, ferris wheel, fire truck, soccer goal, crown, clover, maneki-neko). Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
40 lines
3.0 KiB
JavaScript
40 lines
3.0 KiB
JavaScript
// soccer ball kicked spinning into the goal, the net bulging back around it, then a fresh ball bounces in to start again
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const{sin,cos,PI,abs,max,min,exp,hypot}=Math,T=2*PI
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export const frames=24,delay=70
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const GR='#69db7c',GRD='#51cf66',NET='#adb5bd'
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const ball=(c,x,y,r,a)=>{
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if(r<1)return
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c.save();c.translate(x,y);c.rotate(a)
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c.fillStyle='#fff';c.beginPath();c.arc(0,0,r,0,T);c.fill()
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c.save();c.clip();c.fillStyle='#111'
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const pent=(px,py,s)=>{c.beginPath();for(let k=0;k<5;k++){const b=k*T/5-PI/2;c.lineTo(px+cos(b)*s,py+sin(b)*s)}c.closePath();c.fill()}
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pent(0,0,r*.34);c.lineWidth=max(2,r*.08);c.strokeStyle='#111'
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for(let k=0;k<5;k++){const b=k*T/5-PI/2;pent(cos(b)*r*.98,sin(b)*r*.98,r*.32);c.beginPath();c.moveTo(cos(b)*r*.34,sin(b)*r*.34);c.lineTo(cos(b)*r*.7,sin(b)*r*.7);c.stroke()}
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c.restore();c.lineWidth=max(3,r*.2);c.beginPath();c.arc(0,0,r,0,T);c.stroke();c.restore()
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}
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const lerp=(a,b,p)=>a+(b-a)*p
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export default(c,t)=>{
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// 0-.4 flight, .4-.7 net bulge and drop, .7-.82 ball pops away, .82-1 a fresh ball bounces in at the kick spot
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const S=[50,200,30],H=[178,124,17]
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let x,y,r,a=0,m=0,pop=0
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if(t<.4){const p=t/.4;x=lerp(S[0],H[0],p);y=lerp(S[1],H[1],p)-46*sin(PI*p);r=lerp(S[2],H[2],p);a=-p*T*1.5}
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else if(t<.7){const p=(t-.4)/.3;m=sin(PI*min(1,p*1.6))*(1-p*.3);x=H[0];y=lerp(H[1],178,p*p);r=H[2];a=-T*1.5-p*2}
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else if(t<.82){const p=(t-.7)/.12;x=H[0];y=178;r=H[2]*(1-p);a=0;pop=p}
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else{const p=(t-.82)/.18;x=S[0];y=S[1]-24*abs(sin(PI*p))*(1-p);r=S[2]*min(1,p*1.6)*(1+.15*sin(PI*min(1,p*1.6)));a=0}
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c.lineWidth=7;c.fillStyle=GR;c.beginPath();c.roundRect(8,192,240,52,14);c.fill();c.stroke()
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c.save();c.beginPath();c.roundRect(8,192,240,52,14);c.clip();c.fillStyle=GRD;for(const sx of[40,120,200])c.fillRect(sx,192,40,52);c.restore()
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c.beginPath();c.roundRect(8,192,240,52,14);c.stroke()
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// net: grid on the back panel, each point pulled toward the impact spot while the ball pushes in
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const P=(px,py)=>{const d=hypot(px-H[0],py-H[1]),k=m*.45*exp(-d*d/1800);return[px+(H[0]-px)*k,py+(H[1]-py)*k]}
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c.strokeStyle=NET;c.lineWidth=3
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for(let gx=100;gx<=228;gx+=16){c.beginPath();for(let gy=84;gy<=194;gy+=4)c.lineTo(...P(gx,gy));c.stroke()}
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for(let gy=84;gy<=194;gy+=14){c.beginPath();for(let gx=100;gx<=228;gx+=4)c.lineTo(...P(gx,gy));c.stroke()}
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c.beginPath();for(const[ax,ay,bx,by]of[[84,70,100,84],[244,70,228,84]])c.moveTo(ax,ay),c.lineTo(bx,by);c.stroke()
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c.strokeStyle='#111'
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if(t>=.4&&t<.82)ball(c,x,y,r,a)
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if(pop>0){const s=8+18*pop;for(let k=0;k<6;k++){const b=k*T/6;for(const[w,st]of[[9,'#111'],[4,'#ffd43b']])c.lineWidth=w,c.strokeStyle=st,c.beginPath(),c.moveTo(x+cos(b)*s,y+sin(b)*s),c.lineTo(x+cos(b)*(s+10*(1-pop)+2),y+sin(b)*(s+10*(1-pop)+2)),c.stroke()}c.strokeStyle='#111'}
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for(const[w,st]of[[16,'#111'],[8,'#fff']])c.lineWidth=w,c.strokeStyle=st,c.beginPath(),c.moveTo(84,196),c.lineTo(84,70),c.lineTo(244,70),c.lineTo(244,196),c.stroke()
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c.strokeStyle='#111'
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if(t<.4||t>=.82){c.fillStyle='#2f9e44';c.beginPath();c.ellipse(x,t<.4?lerp(226,196,t/.4):226,r*.8,r*.22,0,0,T);c.fill();ball(c,x,y,r,a)}
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}
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