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@brucelane
brucelane committed Oct 16, 2018
1 parent f07b481 commit c17d0cd
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Showing 6 changed files with 580 additions and 17 deletions.
2 changes: 1 addition & 1 deletion AcidAtTheDisco.fs
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/*{
"DESCRIPTION": "https://www.shadertoy.com/view/4sfXRB",
"CREDIT" : "AcidAtTheDisco by Author",
"CATEGORIES" : [
"ci"
],
"DESCRIPTION": "https://www.shadertoy.com/view/4sfXRB",
"INPUTS": [
{
"NAME" :"iMouse",
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33 changes: 17 additions & 16 deletions AnyArrayIndex.fs
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/*{"DESCRIPTION": "https://www.shadertoy.com/view/ldj3Rd",
/*{
"CREDIT" : "AnyArrayIndex by Author",
"CATEGORIES" : [
"ci"
],
"DESCRIPTION": "https://www.shadertoy.com/view/ldj3Rd",
"INPUTS": [
{
"NAME": "iZoom",
Expand Down Expand Up @@ -66,24 +67,24 @@ vec3 AAIGetSMColor(float c, float s)
// https://www.shadertoy.com/view/ldj3Rd
void mainImage(out vec4 fragColor, in vec2 fragCoord)
{
vec2 uv = fragCoord.xy/RENDERSIZE.xy;
vec2 uv = iZoom * fragCoord.xy/RENDERSIZE.xy;
vec3 col=vec3(0.);
// define the colors
// AAIPalette[6]=vec3(iColor.r*255,000,000)/255.;
// AAIPalette[5]=vec3(iColor.r*255,iColor.g*127,000)/255.;
// AAIPalette[4]=vec3(iColor.r*255,iColor.g*255,000)/255.;
// AAIPalette[3]=vec3(000,iColor.g*255,000)/255.;
// AAIPalette[2]=vec3(000,000,iColor.b*255)/255.;
// AAIPalette[1]=vec3(iColor.r*075,000,iColor.b*130)/255.;
// AAIPalette[0]=vec3(iColor.r*143,000,iColor.b*255)/255.;
AAIPalette[6]=vec3(iColor.r*255,000,000)/255.;
AAIPalette[5]=vec3(iColor.r*255,iColor.g*127,000)/255.;
AAIPalette[4]=vec3(iColor.r*255,iColor.g*255,000)/255.;
AAIPalette[3]=vec3(000,iColor.g*255,000)/255.;
AAIPalette[2]=vec3(000,000,iColor.b*255)/255.;
AAIPalette[1]=vec3(iColor.r*075,000,iColor.b*130)/255.;
AAIPalette[0]=vec3(iColor.r*143,000,iColor.b*255)/255.;
// rainbow
AAIPalette[6]=vec3(255,000,000)/255.;
AAIPalette[5]=vec3(255,127,000)/255.;
AAIPalette[4]=vec3(255,255,000)/255.;
AAIPalette[3]=vec3(000,255,000)/255.;
AAIPalette[2]=vec3(000,000,255)/255.;
AAIPalette[1]=vec3(075,000,130)/255.;
AAIPalette[0]=vec3(143,000,255)/255.;
// AAIPalette[6]=vec3(255,000,000)/255.;
// AAIPalette[5]=vec3(255,127,000)/255.;
// AAIPalette[4]=vec3(255,255,000)/255.;
// AAIPalette[3]=vec3(000,255,000)/255.;
// AAIPalette[2]=vec3(000,000,255)/255.;
// AAIPalette[1]=vec3(075,000,130)/255.;
// AAIPalette[0]=vec3(143,000,255)/255.;
vec2 p=(uv-.5);
p.x*=RENDERSIZE.x/RENDERSIZE.y;

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84 changes: 84 additions & 0 deletions BinarySerpents.fs
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/*{
"CREDIT" : "BinarySerpents by Trisomie21",
"CATEGORIES" : [
"ci"
],
"DESCRIPTION": "https://www.shadertoy.com/view/MslGRH",
"INPUTS": [
{
"NAME": "iChannel0",
"TYPE": "image"
},
{
"NAME": "iZoom",
"TYPE" : "float",
"MIN" : 0.0,
"MAX" : 1.0,
"DEFAULT" : 1.0},
{"NAME" :"iMouse",
"TYPE" : "point2D",
"DEFAULT" : [0.0, 0.0],
"MAX" : [640.0, 480.0],
"MIN" : [0.0, 0.0]},
{
"NAME": "iColor",
"TYPE" : "color",
"DEFAULT" : [
0.0,
1.0,
0.0,
1.0
]}
],
}
*/
// https://www.shadertoy.com/view/MslGRH

// With tweaks by PauloFalcao

float BinarySerpentsTexture3D(vec3 n, float res){
n = floor(n*res+.5);
return fract(sin((n.x+n.y*1e5+n.z*1e7)*1e-4)*1e5);
}

float BinarySerpentsmap( vec3 p ){
p.x+=sin(p.z*4.0+TIME*4.0)*0.1*cos(TIME*0.1);
p = mod(p,vec3(1.0, 1.0, 1.0))-0.5;
return length(p.xy)-.1;
}
void mainImage(out vec4 fragColor, in vec2 fragCoord)
{
vec2 uv = iZoom * fragCoord.xy/RENDERSIZE.xy * 2.0 - 0.5;
vec3 camPos = vec3(cos(TIME*0.3), sin(TIME*0.3), 1.5);
vec3 camTarget = vec3(0.0, 0.0, 0.0);

vec3 camDir = normalize(camTarget-camPos);
vec3 camUp = normalize(vec3(0.0, 1.0, 0.0));
vec3 camSide = cross(camDir, camUp);
float focus = 2.0;

vec3 rayDir = normalize(camSide*uv.x + camUp*uv.y + camDir*focus);
vec3 ray = camPos;
float d = 0.0, total_d = 0.0;
const int MAX_MARCH = 100;
const float MAX_DISTANCE = 5.0;
float c = 1.0;
for(int i=0; i<MAX_MARCH; ++i) {
d = BinarySerpentsmap(ray);
total_d += d;
ray += rayDir * d;
if(abs(d)<0.001) { break; }
if(total_d>MAX_DISTANCE) { c = 0.; total_d=MAX_DISTANCE; break; }
}

float fog = 3.1;
vec3 result = vec3( vec3(iColor.r, iColor.g, iColor.b) * (fog - total_d) / fog );

ray.z -= 5.+TIME*.5;
float r = BinarySerpentsTexture3D(ray, 33.);

fragColor = vec4(result*(step(r,.3)+r*.2+.1),1.0);
}


void main(void) { mainImage(gl_FragColor, gl_FragCoord.xy); }
172 changes: 172 additions & 0 deletions ComplexColorPlots.fs
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/*{
"CREDIT" : "ComplexColorPlots by allemangD",
"CATEGORIES" : [
"ci"
],
"DESCRIPTION": "https://www.shadertoy.com/view/lsycRW",
"INPUTS": [
{
"NAME": "iChannel0",
"TYPE" : "image"
},
{
"NAME": "iZoom",
"TYPE" : "float",
"MIN" : 0.0,
"MAX" : 1.0,
"DEFAULT" : 1.0},
{"NAME" :"iMouse",
"TYPE" : "point2D",
"DEFAULT" : [0.0, 0.0],
"MAX" : [640.0, 480.0],
"MIN" : [0.0, 0.0]},
{
"NAME": "iColor",
"TYPE" : "color",
"DEFAULT" : [
0.7,
0.5,
0.0,
1.0
]}
],
}
*/

vec3 hsv2rgb(vec3 c)
{
vec4 K = vec4(1.0, 2.0 / 3.0, 1.0 / 3.0, 3.0);
vec3 p = abs(fract(c.xxx + K.xyz) * 6.0 - K.www);
return c.z * mix(K.xxx, clamp(p - K.xxx, 0.0, 1.0), c.y);
}

vec2 comp(in float x) { return vec2(x, 0.); }
vec2 comp(in int x) { return vec2(float(x), 0.); }
vec2 comp(in vec2 x) { return x; }

vec2 cMul(in vec2 a, in vec2 b)
{
return vec2(a.x*b.x - a.y*b.y, a.x*b.y + a.y*b.x);
}
vec2 cMul(in float a, in vec2 b) { return cMul(comp(a), comp(b)); }
vec2 cMul(in int a, in vec2 b) { return cMul(comp(a), comp(b)); }
vec2 cMul(in vec2 a, in float b) { return cMul(comp(a), comp(b)); }
vec2 cMul(in vec2 a, in int b) { return cMul(comp(a), comp(b)); }
vec2 cMul(in float a, in float b) { return cMul(comp(a), comp(b)); }

vec2 cInv(in vec2 b)
{
return vec2(b.x, -b.y)/length(b)/length(b);
}
vec2 cInv(in float a) { return cInv(comp(a)); }
vec2 cInv(in int a) { return cInv(comp(a)); }

vec2 cDiv(in vec2 a, in vec2 b)
{
return cMul(a, cInv(b));
}
vec2 cDiv(in float a, in vec2 b) { return cDiv(comp(a), comp(b)); }
vec2 cDiv(in int a, in vec2 b) { return cDiv(comp(a), comp(b)); }
vec2 cDiv(in vec2 a, in float b) { return cDiv(comp(a), comp(b)); }
vec2 cDiv(in vec2 a, in int b) { return cDiv(comp(a), comp(b)); }
vec2 cDiv(in float a, in float b) { return cDiv(comp(a), comp(b)); }

vec2 cPow(in vec2 b1, in vec2 c2)
{
float l, a, r, t, x, y;

l = log(length(b1));
a = atan(b1.y, b1.x);

r = exp(c2.x * l - c2.y * a);
t = c2.x * a + c2.y * l;

x = r * cos(t);
y = r * sin(t);

return vec2(x, y);
}
vec2 cPow(in float a, in vec2 b) { return cPow(comp(a), comp(b)); }
vec2 cPow(in int a, in vec2 b) { return cPow(comp(a), comp(b)); }
vec2 cPow(in vec2 a, in float b) { return cPow(comp(a), comp(b)); }
vec2 cPow(in vec2 a, in int b) { return cPow(comp(a), comp(b)); }
vec2 cPow(in float a, in float b) { return cPow(comp(a), comp(b)); }

vec2 cExp(in vec2 a) {
return exp(a.x) * vec2(cos(a.y), sin(a.y));
}
vec2 cExp(in float a) { return cExp(comp(a)); }
vec2 cExp(in int a) { return cExp(comp(a)); }

vec2 cExpi(in vec2 a) {
return exp(-a.y) * vec2(cos(a.x), sin(a.x));
}
vec2 cExpi(in float a) { return cExpi(comp(a)); }
vec2 cExpi(in int a) { return cExpi(comp(a)); }

vec2 cLog(in vec2 a) {
return vec2(log(length(a)), atan(a.y, a.x));
}
vec2 cLog(in float a) { return cLog(comp(a)); }
vec2 cLog(in int a) { return cLog(comp(a)); }

vec2 cSin(in vec2 a) {
return cDiv(cExpi(a)-cExpi(-a), vec2(0.,2.));
}
vec2 cSin(in float a) { return cSin(comp(a)); }
vec2 cSin(in int a) { return cSin(comp(a)); }

vec2 cCos(in vec2 a) {
return (cExpi(a)+cExpi(-a))/2.;
}
vec2 cCos(in float a) { return cCos(comp(a)); }
vec2 cCos(in int a) { return cCos(comp(a)); }

vec2 cCon(in vec2 a) {
return a * vec2(1, -1);
}
vec2 cCon(in float a) { return comp(a); }
vec2 cCon(in int a) { return comp(a); }

vec2 f(in vec2 z) {
vec2 u = cMul(vec2(3, 0), cExpi(TIME/4.));
vec2 v = cMul(vec2(1, 0), cExpi(TIME/2.));
vec2 w = cMul(vec2(8, 0), cExpi(-TIME));

vec2 a = cPow(z, 1) + u;
vec2 b = cInv(cPow(z, 2) + v);
vec2 c = cPow(z, 3) + w;

return cMul(cMul(a, b), c);
}
void mainImage(out vec4 fragColor, in vec2 fragCoord)
{
float SCALE = 8.0;

// Normalized pixel coordinates (from 0 to 1)
vec2 uv = fragCoord.xy/RENDERSIZE.xy - vec2(.5);
uv.x *= RENDERSIZE.x/RENDERSIZE.y;
uv *= SCALE;

vec2 o = f(uv);
float h = atan(o.y, o.x);
vec3 col = hsv2rgb(vec3(h / 6.28, 1., 1.));

float sa, sb;
float w = 0.05;

sa = log(length(o));
sa = abs(sa - floor(sa));
col *= mix(.8, 1.0, sa);

sb = atan(o.y, o.x);
sb = (sb + 3.1415)/6.2832 * 8.0;
sb = abs(sb - floor(sb));

if (sb < w || sb > 1. - w)
col = mix(col, vec3(1), smoothstep(.025, .0, abs(fract(sb + .5 + w) - .5 - w)));

// Output to screen
fragColor = vec4(col,1.0);
}
void main(void) { mainImage(gl_FragColor, gl_FragCoord.xy); }
55 changes: 55 additions & 0 deletions NovaFractal.fs
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/*{
"CREDIT" : "NovaFractal by gleurop",
"CATEGORIES" : [
"ci"
],
"DESCRIPTION": "https://www.shadertoy.com/view/Xsl3DM",
"INPUTS": [
{
"NAME": "iChannel0",
"TYPE" : "image"
},
{
"NAME": "iZoom",
"TYPE" : "float",
"MIN" : 0.0,
"MAX" : 1.0,
"DEFAULT" : 1.0},
{"NAME" :"iMouse",
"TYPE" : "point2D",
"DEFAULT" : [0.0, 0.0],
"MAX" : [640.0, 480.0],
"MIN" : [0.0, 0.0]},
{
"NAME": "iColor",
"TYPE" : "color",
"DEFAULT" : [
0.7,
0.5,
0.0,
1.0
]}
],
}
*/

void mainImage( out vec4 fragColor, in vec2 fragCoord ) {
vec2 p = fragCoord.xy / RENDERSIZE.xy * 2.0 - 1.0;
p.x *= RENDERSIZE.x / RENDERSIZE.y;
vec2 c = p;
float iter = 0.0;
vec4 color = vec4(0.0);
for (int i = 0; i < 40; i++) {
//vec4 g = texture2D(iChannel0, c);
//color += g;
float phi = atan(c.y, c.x) + TIME*0.01*iter;
float r = dot(c,c);
if (r < 16.0) {
c.x = ((cos(2.0*phi))/r) + p.x;
c.y = (-sin(2.0*phi)/r) + p.y;

iter++;
}
}
fragColor = vec4(color / 40.0 + max(0.75 - iter / 40.0, 0.0));
}void main(void) { mainImage(gl_FragColor, gl_FragCoord.xy); }
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