creen_size_f;\\n}\\n\\n//project to clip space\\nfn Project(cam: Camera, p: float3) -> float3\\n{\\n let td = distance(cam.pos, 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);\\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\\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 buddhabrot(iters: i32) -> vec4 {\\n var z: vec3 = vec3(0.01, 0.01, 0.01);\\n var c: vec3 = (rand4().xyz - 0.5) * 1.2;\\n\\n var i: i32 = 0;\\n let BULB_POWER = custom.BulbPower * BULB_MAX_POWER;\\n let BULB_POWER_DELTA = (custom.PowerDelta - 0.5) * BULB_POWER_DELTA_MAX;\\n loop {\\n if (i >= iters) { break; }\\n\\n let r: f32 = length(z);\\n let b: f32 = (BULB_POWER + BULB_POWER_DELTA) * acos(z.y / r);\\n let a: f32 =(BULB_POWER + BULB_POWER_DELTA) * atan2(z.x, z.z);\\n z = c + pow(r, (BULB_POWER + BULB_POWER_DELTA)) * vec3(sin(b) * sin(a), cos(b), sin(b) * cos(a));\\n\\n if (length(z) > 4.0) {\\n break;\\n }\\n i = i + 1;\\n }\\n\\n if (i >= iters) {\\n return vec4(1e5, 1e5, 1e5, 1e5);\\n }\\n\\n z = vec3(0.01, 0.01, 0.01);\\n\\n for (var j: i32 = 0; j <= 64; j = j + 1) {\\n let r: f32 = length(z);\\n let b: f32 = BULB_POWER * acos(z.y / r);\\n let a: f32 = BULB_POWER * atan2(z.x, z.z);\\n z = c + pow(r, BULB_POWER) * vec3(sin(b) * sin(a), cos(b), sin(b) * cos(a));\\n\\n var color = spectral_zucconi(390 + 4.0*float(i));\\n color = pow(color, vec3(1.1));\\n RasterizePoint(z, color/(custom.Samples*MaxSamples + 1.0));\\n }\\n \\n\\n return vec4(z, f32(i));\\n}\\n\\n@compute @workgroup_size(16, 16)\\nfn Clear(@builtin(global_invocation_id) id: uint3) {\\n let screen_size = int2(textureDimensions(screen));\\n let idx0 = int(id.x) + int(screen_size.x * int(id.y));\\n\\n atomicStore(&atomic_storage[idx0*4+0], 0);\\n atomicStore(&atomic_storage[idx0*4+1], 0);\\n atomicStore(&atomic_storage[idx0*4+2], 0);\\n atomicStore(&atomic_storage[idx0*4+3], 0);\\n}\\n\\n@compute @w

@compute.toys