klemek/forge-steel
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases 8 Wiki Activity

feat: better src 4

Browse Source
This commit is contained in:
klemek
2026-05-16 00:32:41 +02:00
parent 96f97d81df
commit fe3316f730
5 changed files with 207 additions and 170 deletions
Download Patch File Download Diff File Expand all files Collapse all files
default/inc_src.glsl
+141 -113
View File
@@ -101,7 +101,139 @@ subroutine ( src_stage_sub ) vec4 src_3(vec2 vUV, int seed, vec3 b1, vec2 f1, ve
return vec4(f);
}
// SRC 4 : circuit
// // SRC 4 : circuit
// subroutine ( src_stage_sub ) vec4 src_4(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
// {
// // start
// vec2 uv0 = vUV.st;
// float ratio = iResolution.x / iResolution.y;
// vec2 uv1 = (uv0 - .5) * vec2(ratio, 1);
// // controls
// float z = 10 + magic(f1, b1, 123) * 20;
// float h = magic(f2, b2, seed + 20) * 0.8 + 0.1;
// float v = magic_reverse(f3, b3, seed + 30) * 0.8 + 0.1;
// // logic
// uv1 *= z;
// uv1 += iBeats;
// float s0 = rand(floor(mod(uv1, 1000))) * 1000;
// float s1 = rand(floor(mod(uv1 + vec2(0, 1), 1000))) * 1000;
// float s2 = rand(floor(mod(uv1 - vec2(1, 0), 1000))) * 1000;
// bool up = rand(s1 + 1) < h;
// bool left = rand(s2 + 2) < v;
// bool down = rand(s0 + 1) < h;
// bool right = rand(s0 + 2) < v;
// bool up_down = up && down;
// bool left_right = left && right;
// uv1 = mod(uv1, 1.0) - 0.5;
// const float t = 0.1;
// float f = 0;
// int c = 0;
// if (up) {
// f += stripe(uv1.x, -t * 0.5, t * 0.5) * step(-t * 0.5, uv1.y);
// c += 1;
// }
// if (down) {
// f += stripe(uv1.x, -t * 0.5, t * 0.5) * istep(t * 0.5, uv1.y);
// c += 1;
// }
// if (left) {
// f += stripe(uv1.y, -t * 0.5, t * 0.5) * istep(t * 0.5, uv1.x);
// c += 1;
// }
// if (right) {
// f += stripe(uv1.y, -t * 0.5, t * 0.5) * step(-t * 0.5, uv1.x);
// c += 1;
// }
// if (c == 1) {
// f += istep(t, length(uv1));
// }
// f = min(f, 1);
// if ((up_down ^^ left_right) && c == 2) {
// if (up_down) {
// uv1.xy = uv1.yx;
// }
// if (rand(s0 + 3) < 0.5) {
// uv1.x = -uv1.x;
// }
// float k = rand(s0 + 4) * 60;
// f -= rect(uv1, vec2(0), vec2(t * 3, t));
// f = max(0, f);
// if (k < 10) { // resistor
// f += line(uv1, vec2(-t * 3.25, -t * 0.5), vec2(-t * 2.5, t * 2), t * 0.75);
// f += line(uv1, vec2(-t * 2.5, t * 2), vec2(-t * 1.5, -t * 2), t * 0.75);
// f += line(uv1, vec2(-t * 1.5, -t * 2), vec2(-t * 0.5, t * 2), t * 0.75);
// f += line(uv1, vec2(-t * 0.5, t * 2), vec2(t * 0.5, -t * 2), t * 0.75);
// f += line(uv1, vec2(t * 0.5, -t * 2), vec2(t * 1.5, t * 2), t * 0.75);
// f += line(uv1, vec2(t * 1.5, t * 2), vec2(t * 2.5, -t * 2), t * 0.75);
// f += line(uv1, vec2(t * 2.5, -t * 2), vec2(t * 3.25, t * 0.5), t * 0.75);
// } else if (k < 20) { // capacitor
// f += rect(uv1, vec2(-t * 2, 0), vec2(t, t * 0.5));
// f += rect(uv1, vec2(t * 2, 0), vec2(t, t * 0.5));
// f += rect(uv1, vec2(t, 0), vec2(t * 0.5, t * 3.5));
// f += rect(uv1, vec2(-t, 0), vec2(t * 0.5, t * 3.5));
// } else if (k < 30) { // diode
// f += line(uv1, vec2(-t * 2, t * 2.5), vec2(t * 2, 0), t);
// f += line(uv1, vec2(-t * 2, -t * 2.5), vec2(t * 2, 0), t);
// f += rect(uv1, vec2(t * 2.5, 0), vec2(t * 0.5, t * 3));
// f += rect(uv1, vec2(-t * 2.5, 0), vec2(t * 0.5, t * 3));
// } else if (k < 40) { // lamp
// f += istep(t * 3.5, length(uv1));
// f -= istep(t * 2.5, length(uv1));
// f += line(uv1, vec2(-t * 2), vec2(t * 2), t);
// f += line(uv1, vec2(-t * 2, t * 2), vec2(t * 2, -t * 2), t);
// } else if (k < 50) { // inductor
// f += istep(t * 2, length(uv1 - vec2(t * 2.5, 0)));
// f += istep(t * 2, length(uv1 - vec2(0, 0)));
// f += istep(t * 2, length(uv1 - vec2(-t * 2.5, 0)));
// f -= 2 * istep(t, length(uv1 - vec2(t * 2.5, 0)));
// f -= 2 * istep(t, length(uv1 - vec2(0, 0)));
// f -= 2 * istep(t, length(uv1 - vec2(-t * 2.5, 0)));
// f *= step(-t * 0.5, uv1.y);
// } else if (k < 60) { // switch
// f += istep(t, length(uv1 - vec2(t * 2.5, 0)));
// f += istep(t, length(uv1 + vec2(t * 2.5, 0)));
// f += line(uv1, vec2(t * 2, 0), vec2(-t * 2.5, t * (k < 55 ? 3 : 1)), t);
// }
// } else if (c == 3) {
// if (left_right) {
// uv1.xy = uv1.yx;
// if (up) {
// uv1.x = -uv1.x;
// }
// } else if (right) {
// uv1.x = -uv1.x;
// }
// float k = rand(s0 + 4) * 20;
// if (k < 10) {
// f -= rect(uv1, vec2(0), vec2(t * 3));
// f = max(0, f);
// f += rect(uv1, vec2(-t * 3, 0), vec2(t * 0.5, t * 3));
// f += line(uv1, vec2(t * 0.25, t * 3.25), vec2(-t * 3, t), t);
// f += line(uv1, vec2(t * 0.25, -t * 3.25), vec2(-t * 3, -t), t);
// }
// }
// return vec4(f);
// }
// SRC 4 : bacteria
subroutine ( src_stage_sub ) vec4 src_4(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
{
// start
@@ -112,123 +244,19 @@ subroutine ( src_stage_sub ) vec4 src_4(vec2 vUV, int seed, vec3 b1, vec2 f1, ve
// controls
float z = 10 + magic(f1, b1, 123) * 20;
float h = magic(f2, b2, seed + 20) * 0.8 + 0.1;
float v = magic_reverse(f3, b3, seed + 30) * 0.8 + 0.1;
float zoom = 2 + magic(f1, b1, seed + 10) * 20;
float details = 5 * magic(f2, b2, seed + 20);
float delta = magic(f3, b3, seed + 30);
// logic
uv1 *= z;
uv1 += iBeats;
uv1 *= zoom;
float s0 = rand(floor(mod(uv1, 1000))) * 1000;
float s1 = rand(floor(mod(uv1 + vec2(0, 1), 1000))) * 1000;
float s2 = rand(floor(mod(uv1 - vec2(1, 0), 1000))) * 1000;
vec4 data = voronoi(uv1, 1, seed + 40, iBeats * 0.25);
bool up = rand(s1 + 1) < h;
bool left = rand(s2 + 2) < v;
bool down = rand(s0 + 1) < h;
bool right = rand(s0 + 2) < v;
bool up_down = up && down;
bool left_right = left && right;
float f = ease(data.x) + ease(data.y);
uv1 = mod(uv1, 1.0) - 0.5;
const float t = 0.1;
float f = 0;
int c = 0;
if (up) {
f += stripe(uv1.x, -t * 0.5, t * 0.5) * step(-t * 0.5, uv1.y);
c += 1;
}
if (down) {
f += stripe(uv1.x, -t * 0.5, t * 0.5) * istep(t * 0.5, uv1.y);
c += 1;
}
if (left) {
f += stripe(uv1.y, -t * 0.5, t * 0.5) * istep(t * 0.5, uv1.x);
c += 1;
}
if (right) {
f += stripe(uv1.y, -t * 0.5, t * 0.5) * step(-t * 0.5, uv1.x);
c += 1;
}
if (c == 1) {
f += istep(t, length(uv1));
}
f = min(f, 1);
if ((up_down ^^ left_right) && c == 2) {
if (up_down) {
uv1.xy = uv1.yx;
}
if (rand(s0 + 3) < 0.5) {
uv1.x = -uv1.x;
}
float k = rand(s0 + 4) * 60;
f -= rect(uv1, vec2(0), vec2(t * 3, t));
f = max(0, f);
if (k < 10) { // resistor
f += line(uv1, vec2(-t * 3.25, -t * 0.5), vec2(-t * 2.5, t * 2), t * 0.75);
f += line(uv1, vec2(-t * 2.5, t * 2), vec2(-t * 1.5, -t * 2), t * 0.75);
f += line(uv1, vec2(-t * 1.5, -t * 2), vec2(-t * 0.5, t * 2), t * 0.75);
f += line(uv1, vec2(-t * 0.5, t * 2), vec2(t * 0.5, -t * 2), t * 0.75);
f += line(uv1, vec2(t * 0.5, -t * 2), vec2(t * 1.5, t * 2), t * 0.75);
f += line(uv1, vec2(t * 1.5, t * 2), vec2(t * 2.5, -t * 2), t * 0.75);
f += line(uv1, vec2(t * 2.5, -t * 2), vec2(t * 3.25, t * 0.5), t * 0.75);
} else if (k < 20) { // capacitor
f += rect(uv1, vec2(-t * 2, 0), vec2(t, t * 0.5));
f += rect(uv1, vec2(t * 2, 0), vec2(t, t * 0.5));
f += rect(uv1, vec2(t, 0), vec2(t * 0.5, t * 3.5));
f += rect(uv1, vec2(-t, 0), vec2(t * 0.5, t * 3.5));
} else if (k < 30) { // diode
f += line(uv1, vec2(-t * 2, t * 2.5), vec2(t * 2, 0), t);
f += line(uv1, vec2(-t * 2, -t * 2.5), vec2(t * 2, 0), t);
f += rect(uv1, vec2(t * 2.5, 0), vec2(t * 0.5, t * 3));
f += rect(uv1, vec2(-t * 2.5, 0), vec2(t * 0.5, t * 3));
} else if (k < 40) { // lamp
f += istep(t * 3.5, length(uv1));
f -= istep(t * 2.5, length(uv1));
f += line(uv1, vec2(-t * 2), vec2(t * 2), t);
f += line(uv1, vec2(-t * 2, t * 2), vec2(t * 2, -t * 2), t);
} else if (k < 50) { // inductor
f += istep(t * 2, length(uv1 - vec2(t * 2.5, 0)));
f += istep(t * 2, length(uv1 - vec2(0, 0)));
f += istep(t * 2, length(uv1 - vec2(-t * 2.5, 0)));
f -= 2 * istep(t, length(uv1 - vec2(t * 2.5, 0)));
f -= 2 * istep(t, length(uv1 - vec2(0, 0)));
f -= 2 * istep(t, length(uv1 - vec2(-t * 2.5, 0)));
f *= step(-t * 0.5, uv1.y);
} else if (k < 60) { // switch
f += istep(t, length(uv1 - vec2(t * 2.5, 0)));
f += istep(t, length(uv1 + vec2(t * 2.5, 0)));
f += line(uv1, vec2(t * 2, 0), vec2(-t * 2.5, t * (k < 55 ? 3 : 1)), t);
}
} else if (c == 3) {
if (left_right) {
uv1.xy = uv1.yx;
if (up) {
uv1.x = -uv1.x;
}
} else if (right) {
uv1.x = -uv1.x;
}
float k = rand(s0 + 4) * 20;
if (k < 10) {
f -= rect(uv1, vec2(0), vec2(t * 3));
f = max(0, f);
f += rect(uv1, vec2(-t * 3, 0), vec2(t * 0.5, t * 3));
f += line(uv1, vec2(t * 0.25, t * 3.25), vec2(-t * 3, t), t);
f += line(uv1, vec2(t * 0.25, -t * 3.25), vec2(-t * 3, -t), t);
}
}
f = saw(f * (1 + data.x * details) - delta * 2.0);
return vec4(f);
}
@@ -254,7 +282,7 @@ subroutine ( src_stage_sub ) vec4 src_5(vec2 vUV, int seed, vec3 b1, vec2 f1, ve
vec2 uv2 = uv1;
uv2 *= zoom * 20 + 3;
uv2.x += iBeats;
vec4 data = voronoi(uv2, voronoi_distort);
vec4 data = voronoi(uv2, voronoi_distort, seed + 50, iBeats);
float f = data.x / (data.x + data.y);
f = sin(f * PI * (details * 20)) * 0.5 + 1;
int nf = int(noise_factor * 6);