s, p);\\n let dir = (p - cam.pos)/td;\\n let screen = dir*cam.cam;\\n return float3(screen.yz*cam.size.y/(cam.fov*screen.x) + 0.5*cam.size,screen.x*td);\\n}\\n\\nconst max_iterations = 256;\\nconst color_thresholds = float4(255.0, 130.0, 80.0, 255.0);\\n\\n\\nfn AdditiveBlend(color: float3, depth: float, index: int)\\n{\\n let scaledColor = int3(floor(ATOMIC_SCALE*color/(depth*depth + 0.2) + rand4().xyz));\\n\\n if(scaledColor.x>0)\\n {\\n atomicAdd(&atomic_storage[index*4+0], scaledColor.x);\\n }\\n \\n if(scaledColor.y>0)\\n {\\n atomicAdd(&atomic_storage[index*4+1], scaledColor.y);\\n }\\n\\n if(scaledColor.z>0)\\n {\\n atomicAdd(&atomic_storage[index*4+2], scaledColor.z);\\n }\\n}\\n\\nfn RasterizePoint(pos: float3, color: float3)\\n{\\n let screen_size = int2(camera.size);\\n let projectedPos = Project(camera, pos);\\n let screenCoord = int2(projectedPos.xy+0.5*rand4().xy);\\n\\n //outside of our view\\n if(screenCoord.x < 0 || screenCoord.x >= screen_size.x || \\n screenCoord.y < 0 || screenCoord.y >= screen_size.y || projectedPos.z < 0.0)\\n {\\n return;\\n }\\n\\n let idx = screenCoord.x + screen_size.x * screenCoord.y;\\n AdditiveBlend(color, projectedPos.z, idx);\\n}\\n\\n\\nfn saturate(x: f32) -> f32 {\\n return min(1.0, max(0.0, x));\\n}\\n\\nfn saturate_vec3(x: vec3) -> vec3 {\\n return min(vec3(1.0, 1.0, 1.0), max(vec3(0.0, 0.0, 0.0), x));\\n}\\n\\nfn bump3y(x: vec3, yoffset: vec3) -> vec3 {\\n var y: vec3 = vec3(1.0, 1.0, 1.0) - x * x;\\n y = saturate_vec3(y - yoffset);\\n return y;\\n}\\n\\nfn spectral_zucconi(w: f32) -> vec3 {\\n let x: f32 = saturate((w - 400.0) / 300.0);\\n\\n let cs: vec3 = vec3(3.54541723, 2.86670055, 2.29421995);\\n let xs: vec3 = vec3(0.69548916, 0.49416934, 0.28269708);\\n let ys: vec3 = vec3(0.02320775, 0.15936245, 0.53520021);\\n\\n return bump3y(cs * (x - xs), ys);\\n}\\n\\nfn hue(v: float) -> float3 {\\n return .6 + .6 * cos(6.3 * v + float3(0.,23.,21.));\\n}\\n \\nfn rot(v: float) -> float2 {\\n return float2(cos(v), sin(v));\\n}\\n\\nfn force(v: float3, t: float) -> float3 {\\n let sc = custom.P2*(rot(1.215*time.elapsed)+0.15*rot(5.515*time.elapsed).yx);\\n let sc2 = 7.0*rot(1.0*time.elapsed) + 5.0*rot(0.25*1.14519*2.0*time.elapsed);\\n let sc3 = 5.0*rot(1.3547*time.elapsed) + 5.0*rot(1.7547*time.elapsed);\\n let sc4 = custom.P3*rot(0.4*time.elapsed + t);\\n var f = sin(custom.P1*vec3(sc3.x + 1.0-t, sc2.x + sc3.y + 2.0+t, sc2.y + 3.0+2.0*t) * v);\\n f += custom.P4*sin(vec3(3.0,sc4.x,sc4.y)*(v + vec3(-0.4, 0.7,0.1)+ 0.02*f));\\n f = -sc.x*sin(8.0*vec3(1.5, 2.0, 1.6) * f.zxy) - 0.3*sin(3.0*vec3(1.5, 2.0, 1.6) * f.yzx);\\n f += sc.y*sin(8.0*vec3(1.5, 2.0, 1.6) * f.yzx);\\n f += sc.x*sin(8.0*vec3(1.5, 2.0, 1.6) * f.yzx);\\n f -= sc.y*sin(8.0*vec3(0.5, 0.2, 2.6) * f.yzx);\\n f += sc.x*sin(8.0*vec3(1.5, 2.0, 1.6) * f.yzx);\\n f -= sc.y*sin(8.0*vec3(0.5, 0.2, 2.6) * f.yzx);\\n f += sc.y*sin(8.0*vec3(1.5, 2.0, 1.6) * f.xzx);\\n f -= sc.x*sin(8.0*vec3(0.5, 0.2, 2.6) * f.yzx);\\n return f + vec3(0.0, 0.3, 0.0);\\n}\\n\\nfn point_gen() {\\n var r4 = rand4();\\n\\n let p0 = vec3(-1.0, 0.0, 0.0);\\n let p1 = vec3(1.0, 0.0, 0.0);\\n\\n let circle = 0.5*rot(2.0*3.14159*r4.x);\\n var p = vec3(circle.x, 0.0,circle.y);\\n let sc = custom.P4*rot(0.5*time.elapsed);\\n let delta = 0.0*vec3(0.1+sc.x,0.2,0.4+sc.y)*sin(50.0*vec3(1.1+sc.y,1.0,1.3)*r4.x) - vec3(0.0,0.33,0.0);\\n p += delta;\\n p += vec3(0.0,0.75,0.0);\\n\\n let t = -r4.y;\\n var color = mix(vec3(1.0,0.4,0.1), vec3(1.00, 0.40, 0.1), r4.y);\\n //color = mix(color, vec3(0.0, 2.0, 0.05), 2.0*r4.y*(1.0 - r4.y));\\n color *= mix(1.0 - t*t, t*t, custom.P5);\\n let dt = custom.DT;\\n for(var i = 0; i < 16; i++)\\n {\\n let time = float(i)*t*dt;\\n p += dt*force(p, time) * t ;\\n }\\n\\n RasterizePoint(p.xyz, 32.

@compute.toys