fix(default): small fixes in default project

README.md

@@ -133,7 +133,7 @@ make install
 
 ```shell
 git clone --recursive https://git.klemek.fr/klemek/forge-steel
-cd forge
+cd forge-steel
 makepkg -si
 ```
 
@@ -142,11 +142,11 @@ makepkg -si
 
 ```shell
 git clone --recursive https://git.klemek.fr/klemek/forge-steel
-cd forge
+cd forge-steel
 aclocal
 autoconf
 automake --add-missing
-./configure
+./configure --prefix=$HOME/.local
 make
 make install
 ```
@@ -174,9 +174,7 @@ These are configurable in the [`forge_project.cfg`](#forge_projectcfg).
 ### CLI arguments
 
 ```txt
-forge steel-dev
+usage: forge [-h] [-v] [-p=PROJECT_PATH] [-c=CFG_FILE] [-hr] [-s=SCREEN] [-m=SCREEN] [-mo] [-w] [-t=TEMPO] [-d] [-ar / -nar] [-arc=CYCLES] [-is=SIZE] [-ls / -nls] [-ss / -nss] [-mr / -nmr] [-tm] [-tf] [--x11] [--wayland] [--cocoa] [--win32] [-as / -nas] [-oma=MAJOR] [-omi=MINOR]
-
-usage: forge [-h] [-v] [-p=PROJECT_PATH] [-c=CFG_FILE] [-hr] [-s=SCREEN] [-m=SCREEN] [-mo] [-w] [-t=TEMPO] [-d] [-ar / -nar] [-arc=CYCLES] [-vi=FILE] [-vs=SIZE] [-vb=COUNT] [-vr / -nvr] [-vf=FOURCC] [-is=SIZE] [-ls / -nls] [-ss / -nss] [-mr / -nmr] [-tm] [-tf]
 
 Fusion Of Real-time Generative Effects.
 
@@ -195,21 +193,23 @@ options:
   -ar, --auto-random          randomize state every cycle (4 beats)
   -nar, --no-auto-random      do not randomize state (default)
   -arc, --auto-random-cycle   auto random cycle length (default: 4)
-  -vi, --video-in             path to video capture device (multiple allowed)
-  -vb, --video-buffers        number of video buffers to use (default: 1)
-  -vs, --video-size           video capture desired height (default: internal texture height)
-  -vr, --video-reconnect      auto-reconnect video (default)
-  -nvr, --no-video-reconnect  do not auto-reconnect video
-  -vf, --video-fourcc         video codec fourcc (default: YUYV)
   -is, --internal-size        internal texture height (default: 720)
   -ls, --load-state           load saved state (default)
   -nls, --no-load-state       do not load saved state
   -ss, --save-state           save state (default)
   -nss, --no-save-state       do not save state
+  -as, --auto-save            continuously save state (every ~10ms)
+  -nas, --no-auto-save        do not continuously save state (default)
   -mr, --midi-reconnect       auto-reconnect midi (default)
   -nmr, --no-midi-reconnect   do not auto-reconnect midi
   -tm, --trace-midi           print midi code and values
   -tf, --trace-fps            print fps status of subsystems
+  --x11                       force X11 GLFW backend
+  --wayland                   force Wayland GLFW backend
+  --cocoa                     force Cocoa GLFW backend
+  --win32                     force Win32 GLFW backend
+  -oma, --opengl-major-version      OpenGL major version (default: 4)
+  -omi, --opengl-minor-version      OpenGL minor version (default: 6)
 ```
 
 ## Default Project

default/frag1.glsl

@@ -1,4 +1,4 @@
-#version 460
+#version 140
 
 // VIDEO 1
 // -----------

default/frag10.glsl

@@ -1,4 +1,4 @@
-#version 460
+#version 140
 
 // MONITOR
 // ---
@@ -25,92 +25,18 @@ float s(vec2 uv, float x0, float y0) {
         step(-y0 - 1, -uv.y);
 }
 
-const int texts[12][5] = {
+const int textINA[] = int[5](0x49, 0x4E, 0x20, 0x41, 0x00);
-        {
+const int textINB[] = int[5](0x49, 0x4E, 0x20, 0x42, 0x00);
-            0x49,
+const int textSRCA[] = int[5](0x49, 0x4E, 0x20, 0x41, 0x00);
-            0x4E,
+const int textSRCB[] = int[5](0x49, 0x4E, 0x20, 0x42, 0x00);
-            0x20,
+const int textFXA[] = int[5](0x46, 0x58, 0x20, 0x41, 0x00);
-            0x41,
+const int textFXB[] = int[5](0x46, 0x58, 0x20, 0x42, 0x00);
-            0x00
+const int textAB[] = int[5](0x41, 0x2B, 0x42, 0x00, 0x00);
-        }, // IN A
+const int textMFX[] = int[5](0x4D, 0x46, 0x58, 0x00, 0x00);
-        {
+const int textFPS[] = int[5](0x46, 0x50, 0x53, 0x00, 0x00);
-            0x49,
+const int textOFF[] = int[5](0x4F, 0x46, 0x46, 0x00, 0x00);
-            0x4E,
+const int textDEMO[] = int[5](0x44, 0x45, 0x4D, 0x4F, 0x00);
-            0x20,
+const int textLIVE[] = int[5](0x4C, 0x49, 0x56, 0x45, 0x00);
-            0x42,
-            0x00
-        }, // IN B
-        {
-            0x53,
-            0x52,
-            0x43,
-            0x20,
-            0x41
-        }, // SRC A
-        {
-            0x53,
-            0x52,
-            0x43,
-            0x20,
-            0x42
-        }, // SRC B
-        {
-            0x46,
-            0x58,
-            0x20,
-            0x41,
-            0x00
-        }, // FX A
-        {
-            0x46,
-            0x58,
-            0x20,
-            0x42,
-            0x00
-        }, // FX B
-        {
-            0x41,
-            0x2B,
-            0x42,
-            0x00,
-            0x00
-        }, // A+B
-        {
-            0x4D,
-            0x46,
-            0x58,
-            0x00,
-            0x00
-        }, // MFX
-        {
-            0x46,
-            0x50,
-            0x53,
-            0x00,
-            0x00
-        }, // FPS
-        {
-            0x4F,
-            0x46,
-            0x46,
-            0x00,
-            0x00
-        }, // OFF
-        {
-            0x44,
-            0x45,
-            0x4D,
-            0x4F,
-            0x00
-        }, // DEMO
-        {
-            0x4C,
-            0x49,
-            0x56,
-            0x45,
-            0x00
-        }, // LIVE
-    };
 
 void main() {
     vec2 uv0 = vUV.st;
@@ -146,65 +72,65 @@ void main() {
     float t = 0;
 
     f += rect(uv3, vec2(-35, 28.5), vec2(2.1, 0.7));
-    t += write_5(uv3, vec2(-37, 28), texts[0]);
+    t += write_5(uv3, vec2(-37, 28), textINA);
 
     if (iInputFormat1 == YUYV_FOURCC) {
         c += s(uv2, 0, 2) * texture(iTex3, uv2);
         f += rect(uv3, vec2(-35, 26.75), vec2(2.8, 0.7));
         t += write_int(uv3, vec2(-37.6, 26.1), iInputFPS1, 2);
-        t += write_5(uv3, vec2(-35.1, 26.1), texts[8]);
+        t += write_5(uv3, vec2(-35.1, 26.1), textFPS);
     } else {
         f += rect(uv3, vec2(-35, 26.75), vec2(1.6, 0.7));
-        t += write_5(uv3, vec2(-36.5, 26.1), texts[9]);
+        t += write_5(uv3, vec2(-36.5, 26.1), textOFF);
     }
 
     f += rect(uv3, vec2(-35, -11.5), vec2(2.1, 0.7));
-    t += write_5(uv3, vec2(-37, -12), texts[1]);
+    t += write_5(uv3, vec2(-37, -12), textINB);
 
     if (iInputFormat2 == YUYV_FOURCC) {
         c += s(uv2, 0, 0) * texture(iTex4, uv2);
         f += rect(uv3, vec2(-35, -13.25), vec2(2.8, 0.7));
         t += write_int(uv3, vec2(-37.6, -13.9), iInputFPS2, 2);
-        t += write_5(uv3, vec2(-35.1, -13.9), texts[8]);
+        t += write_5(uv3, vec2(-35.1, -13.9), textFPS);
     } else {
         f += rect(uv3, vec2(-35, -13.25), vec2(1.6, 0.7));
-        t += write_5(uv3, vec2(-36.5, -13.9), texts[9]);
+        t += write_5(uv3, vec2(-36.5, -13.9), textOFF);
     }
 
     f += rect(uv3, vec2(-35, 8.5), vec2(2.1, 0.7));
 
     if (iDemo > 0) {
-        t += write_5(uv3, vec2(-37, 8), texts[10]);
+        t += write_5(uv3, vec2(-37, 8), textDEMO);
     } else {
-        t += write_5(uv3, vec2(-37, 8), texts[11]);
+        t += write_5(uv3, vec2(-37, 8), textLIVE);
     }
 
     f += rect(uv3, vec2(0, 28.5), vec2(2.6, 0.7));
     f += iActive1 == 1 ? h_rect(uv3, vec2(0, 28.5), vec2(3, 1), 0.2) : 0;
-    t += write_5(uv3, vec2(-2.5, 28), texts[2]);
+    t += write_5(uv3, vec2(-2.5, 28), textSRCA);
 
     f += rect(uv3, vec2(0, -11.5), vec2(2.6, 0.7));
     f += iActive1 == 2 ? h_rect(uv3, vec2(0, -11.5), vec2(3, 1), 0.2) : 0;
-    t += write_5(uv3, vec2(-2.5, -12), texts[3]);
+    t += write_5(uv3, vec2(-2.5, -12), textSRCB);
 
     f += rect(uv3, vec2(35, 28.5), vec2(2.1, 0.7));
     f += iActive2 == 1 ? h_rect(uv3, vec2(35, 28.5), vec2(2.5, 1), 0.2) : 0;
-    t += write_5(uv3, vec2(33, 28), texts[4]);
+    t += write_5(uv3, vec2(33, 28), textFXA);
 
     f += rect(uv3, vec2(35, -11.5), vec2(2.1, 0.7));
     f += iActive2 == 2 ? h_rect(uv3, vec2(35, -11.5), vec2(2.5, 1), 0.2) : 0;
-    t += write_5(uv3, vec2(33, -12), texts[5]);
+    t += write_5(uv3, vec2(33, -12), textFXB);
 
     f += rect(uv3, vec2(0, 8.5), vec2(1.6, 0.7));
-    t += write_5(uv3, vec2(-1.5, 8), texts[6]);
+    t += write_5(uv3, vec2(-1.5, 8), textAB);
 
     f += rect(uv3, vec2(35, 8.5), vec2(1.6, 0.7));
     f += iActive2 == 3 ? h_rect(uv3, vec2(35, 8.5), vec2(2, 1), 0.2) : 0;
-    t += write_5(uv3, vec2(33.5, 8), texts[7]);
+    t += write_5(uv3, vec2(33.5, 8), textMFX);
 
     f += rect(uv3, vec2(35, 6.75), vec2(2.8, 0.7));
     t += write_int(uv3, vec2(32.4, 6.1), iFPS, 2);
-    t += write_5(uv3, vec2(34.9, 6.1), texts[8]);
+    t += write_5(uv3, vec2(34.9, 6.1), textFPS);
 
     fragColor = mix(c, vec4(min(1, f) - t), min(1, f));
 }

default/frag2.glsl

@@ -1,4 +1,4 @@
-#version 460
+#version 140
 
 // VIDEO 2
 // -----------

default/frag3.glsl

@@ -10,8 +10,6 @@ out vec4 fragColor;
 
 #include inc_src.glsl
 
-subroutine uniform src_stage_sub src_stage;
-
 uniform int iSeed3;
 uniform vec3 iGroup1_1[6];
 

default/frag4.glsl

@@ -9,8 +9,6 @@ out vec4 fragColor;
 
 #include inc_src.glsl
 
-subroutine uniform src_stage_sub src_stage;
-
 uniform int iSeed4;
 uniform vec3 iGroup1_2[6];
 

default/frag7.glsl

@@ -1,4 +1,4 @@
-#version 460
+#version 140
 
 // A+B
 // ------------

default/frag9.glsl

@@ -1,4 +1,4 @@
-#version 460
+#version 140
 
 // OUT
 // ---
@@ -7,12 +7,17 @@ in vec2 vUV;
 out vec4 fragColor;
 
 #include inc_map.glsl
+#include inc_cp437.glsl
 
 uniform sampler2D iTex0;
 uniform vec3 iGroup2_4[7];
 uniform vec3 iGroup2_5[7];
 uniform vec3 iGroup2_6[7];
 uniform vec3 iGroup2_7[7];
+uniform int iFPS;
+uniform int iDemo;
+
+const int[] textDEMO = int[5](0x44, 0x45, 0x4D, 0x4F, 0x00);
 
 void main() {
     bool visible = (iGroup2_4[4].x + iGroup2_5[4].x + iGroup2_6[4].x + iGroup2_7[4].x) > 0;
@@ -104,6 +109,9 @@ void main() {
 
     vec4 color = texture(iTex0, invert ? vUV : uv);
 
+    color = mix(color, 1. - color, iDemo * write_int_left(uv * 20., vec2(1., 1.), iFPS, 3));
+    color = mix(color, 1. - color, iDemo * write_5(uv * 20., vec2(1., 18.), textDEMO));
+
     if (visible) {
         float mask = step(0.0001, length(uv));
         color *= mix(mask, 1 - mask, invert ? 1 : 0);

default/inc_cp437.glsl

@@ -1,7 +1,9 @@
+#include inc_sentences.glsl
+
 #ifndef INC_CP437
 #define INC_CP437
 
-const int cp437[] = {
+const int cp437[] = int[1024](
     0x0000, 0x0000, 0x0000, 0x0000, // 0x00, NUL
     0x151E, 0x8A87, 0xE19D, 0x789B, // 0x01, SOH, SMILEY BLACK
     0xFBFE, 0xFDF7, 0xEF73, 0x7FEC, // 0x02, STX, SMILEY LIGHT
@@ -257,10 +259,10 @@ const int cp437[] = {
     0x666E, 0x3331, 0x0006, 0x0003, // 0xFC, ⁿ
     0x6C8E, 0x0010, 0x000E, 0x0001, // 0xFD, ²
     0xCC00, 0x3300, 0x00CC, 0x0033, // 0xFE, ■
-    0x0000, 0x0000, 0x0000, 0x0000, // 0xFF, NBSP
+    0x0000, 0x0000, 0x0000, 0x0000  // 0xFF, NBSP
-};
+);
 
-const int charsets[] = {
+const int charsets[] = int[18](
     0x30, 10, // NUMBERS
     0x41, 26, // UPPERCASE LETTERS
     0x61, 26, // LOWERCASE LETTERS
@@ -269,12 +271,12 @@ const int charsets[] = {
     0xB3, 40, // BARS
     0xE0, 16, // GREEK
     0x80, 28, // ACCENTS
-    0xB0, 3, // SHADES
+    0xB0, 3 // SHADES
-};
+);
 
 #define CHARSETS 8
 
-const int hex_chars[] = {
+const int hex_chars[] = int[16](
     0x30,
     0x31,
     0x32,
@@ -290,29 +292,29 @@ const int hex_chars[] = {
     0x43,
     0x44,
     0x45,
-    0x46,
+    0x46
-};
+);
 
 bool char(vec2 pos, int code)
 {
-    if (pos.x < 0.0 || pos.y < 0.0 || pos.x >= 1.0 || pos.y >= 1.0) {
+    if (pos.x < .0 || pos.y < .0 || pos.x >= 1. || pos.y >= 1.) {
         return false;
     }
-    ivec2 pos2 = ivec2(pos.x * 8.0, (1 - pos.y) * 8.0);
+    ivec2 pos2 = ivec2(pos.x * 8., (1 - pos.y) * 8.);
     ivec2 subpos = pos2 % 4;
-    int v = int(pow(2, subpos.y * 4 + subpos.x));
+    int v = int(pow(2., subpos.y * 4. + subpos.x));
-    int d = int(pos2.y * 0.25) * 2 + int(pos2.x * 0.25);
+    int d = int(pos2.y * .25) * 2 + int(pos2.x * .25);
     return (cp437[code * 4 + d] & v) > 0;
 }
 
 float char_at(vec2 uv, vec2 pos, int code)
 {
-    return char(uv - pos, code) ? 1 : 0;
+    return char(uv - pos, code) ? 1. : 0.;
 }
 
 float write_5(vec2 uv, vec2 pos, int str[5])
 {
-    float d = 0;
+    float d = 0.;
     int i;
 
     for (i = 0; i < 5; i++) {
@@ -320,7 +322,7 @@ float write_5(vec2 uv, vec2 pos, int str[5])
             return d;
         }
 
-        d += char_at(uv, pos + vec2(i, 0), str[i]);
+        d += char_at(uv, pos + vec2(i, 0.), str[i]);
     }
 
     return d;
@@ -328,7 +330,7 @@ float write_5(vec2 uv, vec2 pos, int str[5])
 
 float write_10(vec2 uv, vec2 pos, int str[10])
 {
-    float d = 0;
+    float d = 0.;
     int i;
 
     for (i = 0; i < 10; i++) {
@@ -336,7 +338,7 @@ float write_10(vec2 uv, vec2 pos, int str[10])
             return d;
         }
 
-        d += char_at(uv, pos + vec2(i, 0), str[i]);
+        d += char_at(uv, pos + vec2(i, 0.), str[i]);
     }
 
     return d;
@@ -344,7 +346,7 @@ float write_10(vec2 uv, vec2 pos, int str[10])
 
 float write_20(vec2 uv, vec2 pos, int str[20])
 {
-    float d = 0;
+    float d = 0.;
     int i;
 
     for (i = 0; i < 20; i++) {
@@ -352,96 +354,57 @@ float write_20(vec2 uv, vec2 pos, int str[20])
             return d;
         }
 
-        d += char_at(uv, pos + vec2(i, 0), str[i]);
+        d += char_at(uv, pos + vec2(i, 0.), str[i]);
     }
 
     return d;
 }
 
-float write_int(vec2 uv, vec2 pos, uint value, uint magnitude)
+float write_int(vec2 uv, vec2 pos, int value, int magnitude)
 {
+    value = max(0, value);
     int i;
-    uint m = 1;
+    int m = 1;
-    float d = 0;
+    float d = 0.;
     for (i = 0; i < magnitude; i++) {
         if (i == 0 || value >= m) {
-            d += char_at(uv, pos + vec2(magnitude - i - 1, 0), int(0x30 + (value % (m * 10u)) / m));
+            d += char_at(uv, pos + vec2(magnitude - i - 1, 0.), int(0x30 + (value % (m * 10)) / m));
-            m *= 10u;
+            m *= 10;
         }
     }
     return d;
 }
 
-float write_int_left(vec2 uv, vec2 pos, uint value, uint magnitude)
+float write_int_left(vec2 uv, vec2 pos, int value, int magnitude)
 {
+    value = max(0, value);
     int i;
-    uint m = 1;
+    int m = 1;
-    float d = 0;
+    float d = 0.;
+    pos.x -= magnitude;
     for (i = 0; i < magnitude; i++) {
         if (i == 0 || value >= m) {
-            pos.x += 1;
+            pos.x += 1.;
-            m *= 10u;
+            m *= 10;
         }
     }
     return write_int(uv, pos, value, magnitude);
 }
 
-int read(sampler2D tex, vec2 uv, float k, int d, float t)
+float write_sentence(vec2 uv, vec2 pos, int n)
 {
-    float inv_k = 1 / k;
+    float d = 0.;
-    vec2 tex_uv = floor(uv * k) * inv_k;
-    tex_uv += vec2(d % 2, floor(d * 0.5)) * 0.5 * inv_k;
-    return
-        ((mean(reframe(tex, tex_uv + vec2(0, 3) * inv_k * 0.125)) > t) ? 1 : 0) +
-        ((mean(reframe(tex, tex_uv + vec2(0, 2) * inv_k * 0.125)) > t) ? 2 : 0) +
-        ((mean(reframe(tex, tex_uv + vec2(0, 1) * inv_k * 0.125)) > t) ? 4 : 0) +
-        ((mean(reframe(tex, tex_uv + vec2(0, 0) * inv_k * 0.125)) > t) ? 8 : 0) +
-        ((mean(reframe(tex, tex_uv + vec2(1, 3) * inv_k * 0.125)) > t) ? 16 : 0) +
-        ((mean(reframe(tex, tex_uv + vec2(1, 2) * inv_k * 0.125)) > t) ? 32 : 0) +
-        ((mean(reframe(tex, tex_uv + vec2(1, 1) * inv_k * 0.125)) > t) ? 64 : 0) +
-        ((mean(reframe(tex, tex_uv + vec2(1, 0) * inv_k * 0.125)) > t) ? 128 : 0) +
-        ((mean(reframe(tex, tex_uv + vec2(2, 3) * inv_k * 0.125)) > t) ? 256 : 0) +
-        ((mean(reframe(tex, tex_uv + vec2(2, 2) * inv_k * 0.125)) > t) ? 512 : 0) +
-        ((mean(reframe(tex, tex_uv + vec2(2, 1) * inv_k * 0.125)) > t) ? 1024 : 0) +
-        ((mean(reframe(tex, tex_uv + vec2(2, 0) * inv_k * 0.125)) > t) ? 2048 : 0) +
-        ((mean(reframe(tex, tex_uv + vec2(3, 3) * inv_k * 0.125)) > t) ? 4096 : 0) +
-        ((mean(reframe(tex, tex_uv + vec2(3, 2) * inv_k * 0.125)) > t) ? 8192 : 0) +
-        ((mean(reframe(tex, tex_uv + vec2(3, 1) * inv_k * 0.125)) > t) ? 16384 : 0) +
-        ((mean(reframe(tex, tex_uv + vec2(3, 0) * inv_k * 0.125)) > t) ? 32768 : 0);
-}
-
-// https://web.archive.org/web/20151229003112/http://blogs.msdn.com/b/jeuge/archive/2005/06/08/hakmem-bit-count.aspx
-int bit_count(int u)
-{
-        int c;
-        c = u - ((u >> 1) & 033333333333) - ((u >> 2) & 011111111111);
-        return ((c + (c >> 3)) & 030707070707) % 63;
-}
-
-int guess_char(sampler2D tex, vec2 uv, float k, float t)
-{
-    int b0 = read(tex, uv, k, 0, t);
-    int b1 = read(tex, uv, k, 1, t);
-    int b2 = read(tex, uv, k, 2, t);
-    int b3 = read(tex, uv, k, 3, t);
-
-    int mc = 0;
-    int mb = 100;
     int i;
-    int b;
 
-    for (i = 0x01; i <= 0xFF; i++) {
+    for (i = 0; i < SENTENCE_MAX_LENGTH; i++) {
-        if (i == 0x20 || i == 0xff || i == 0xDB) {
+        if (sentences[n * SENTENCE_MAX_LENGTH + i] == 0) {
-            continue;
+            return d;
-        }
-        b = bit_count(cp437[i * 4] ^ b0) + bit_count(cp437[i * 4 + 1] ^ b1) + bit_count(cp437[i * 4 + 2] ^ b2) +  + bit_count(cp437[i * 4 + 3] ^ b3);
-        if (b < mb) {
-            mb = b;
-            mc = i;
-        }
         }
 
-    return mc;
+        d += char_at(uv, pos + vec2(i, 0.), sentences[n * SENTENCE_MAX_LENGTH + i]);
+    }
+
+    return d;
 }
 
 #endif

default/inc_debug.glsl

@@ -46,27 +46,27 @@ vec4 debug(vec2 vUV)
 
     vec2 uv0 = vUV.st;
     float ratio = iResolution.x / iResolution.y;
-    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // inputs
 
     int selected_srca = iState3 - 1;
     bool random_srca = iState3 == 15;
     if (random_srca) {
-        selected_srca = int(randTime(iSeed3 + 100) * 14);
+        selected_srca = int(randTime(iSeed3 + 100.) * 14.);
     }
-    if (selected_srca == 5 && iDemo > 0) {
+    if (selected_srca == 5 && iDemo > 0.) {
         selected_srca = 1;
         random_srca = true;
     }
-    if (selected_srca == 10 && iDemo > 0) {
+    if (selected_srca == 10 && iDemo > 0.) {
         selected_srca = 2;
         random_srca = true;
     }
     int selected_srcb = iState4 - 1;
     bool random_srcb = iState4 == 15;
     if (random_srcb) {
-        selected_srcb = int(randTime(iSeed4 + 100) * 14);
+        selected_srcb = int(randTime(iSeed4 + 100.) * 14.);
     }
     if (selected_srcb == 5 && iDemo > 0) {
         selected_srcb = 1;
@@ -79,181 +79,116 @@ vec4 debug(vec2 vUV)
     int selected_fxa = iState5 - 1;
     bool random_fxa = iState5 == 15;
     if (random_fxa) {
-        selected_fxa = int(randTime(iSeed5 + 100) * 14);
+        selected_fxa = int(randTime(iSeed5 + 100.) * 14.);
     }
     int selected_fxb = iState6 - 1;
     bool random_fxb = iState6 == 15;
     if (random_fxb) {
-        selected_fxb = int(randTime(iSeed6 + 100) * 14);
+        selected_fxb = int(randTime(iSeed6 + 100.) * 14.);
     }
     int selected_mfx = iState8 - 1;
     bool random_mfx = iState8 == 15;
     if (random_mfx) {
-        selected_mfx = int(randTime(iSeed8 + 100) * 14);
+        selected_mfx = int(randTime(iSeed8 + 100.) * 14.);
     }
-    float fxa_value = magic(iGroup2_1[6].xy, vec3(1, 0, 0), iSeed5);
+    float fxa_value = magic(iGroup2_1[6].xy, vec3(1., 0., 0.), iSeed5);
-    bool fxa_invert = magic_trigger(vec3(iGroup2_1[6].z, 0, 0), iSeed5);
+    bool fxa_invert = magic_trigger(vec3(iGroup2_1[6].z, 0., 0.), iSeed5);
-    float fxb_value = magic(iGroup2_2[6].xy, vec3(1, 0, 0), iSeed6);
+    float fxb_value = magic(iGroup2_2[6].xy, vec3(1., 0., 0.), iSeed6);
-    bool fxb_invert = magic_trigger(vec3(iGroup2_2[6].z, 0, 0), iSeed6);
+    bool fxb_invert = magic_trigger(vec3(iGroup2_2[6].z, 0., 0.), iSeed6);
-    float mfx_value = magic(iGroup2_3[6].xy, vec3(1, 0, 0), iSeed8);
+    float mfx_value = magic(iGroup2_3[6].xy, vec3(1., 0., 0.), iSeed8);
-    bool mfx_invert = magic_trigger(vec3(iGroup2_3[6].z, 0, 0), iSeed8);
+    bool mfx_invert = magic_trigger(vec3(iGroup2_3[6].z, 0., 0.), iSeed8);
-    float mix_value = magic(iGroup3_1[1].xy, vec3(1, 0, 0), iSeed7);
+    float mix_value = magic(iGroup3_1[1].xy, vec3(1., 0., 0.), iSeed7);
-    mix_value = mix(mix_value, mix_value * 0.9 + 0.05, iDemo);
+    mix_value = mix(mix_value, mix_value * .9 + .05, iDemo);
-    bool mix_type = magic_trigger(vec3(iGroup3_1[0].x, 0, 0), iSeed7 + 10);
+    bool mix_type = magic_trigger(vec3(iGroup3_1[0].x, 0., 0.), iSeed7 + 10.);
 
     // logic
 
-    const int texts[10][5] = {
+    const int textTEMPO[] = int[5](0x54, 0x45, 0x4D, 0x50, 0x4F);
-            {
+    const int textTIME[] = int[5](0x54, 0x49, 0x4D, 0x45, 0x00);
-                0x46,
+    const int textRAND[] = int[5](0x52, 0x41, 0x4E, 0x44, 0x00);
-                0x50,
+    const int textSRC[] = int[5](0x53, 0x52, 0x43, 0x00, 0x00);
-                0x53,
+    const int textFX[] = int[5](0x46, 0x58, 0x00, 0x00, 0x00);
-                0x00,
+    const int textIN[] = int[5](0x49, 0x4E, 0x00, 0x00, 0x00);
-                0x00
+    const int textMFX[] = int[5](0x4D, 0x46, 0x58, 0x00, 0x00);
-            }, // FPS
-            {
-                0x54,
-                0x45,
-                0x4D,
-                0x50,
-                0x4F
-            }, // TEMPO
-            {
-                0x54,
-                0x49,
-                0x4D,
-                0x45,
-                0x00
-            }, // TIME
-            {
-                0x44,
-                0x45,
-                0x4D,
-                0x4F,
-                0x00
-            }, // DEMO
-            {
-                0x4C,
-                0x49,
-                0x56,
-                0x45,
-                0x00
-            }, // LIVE
-            {
-                0x52,
-                0x41,
-                0x4E,
-                0x44,
-                0x00
-            }, // RAND
-            {
-                0x53,
-                0x52,
-                0x43,
-                0x00,
-                0x00
-            }, // SRC
-            {
-                0x46,
-                0x58,
-                0x00,
-                0x00,
-                0x00
-            }, // FX
-            {
-                0x49,
-                0x4E,
-                0x00,
-                0x00,
-                0x00
-            }, // IN
-            {
-                0x4D,
-                0x46,
-                0x58,
-                0x00,
-                0x00
-            }, // MFX
-        };
 
     vec2 uv2 = uv1;
 
-    uv2 *= 10;
+    uv2 *= 10.;
-    uv2.x -= 0.5;
+    uv2.x -= .5;
-    uv2.y += 0.5;
+    uv2.y += .5;
 
-    vec2 uv3 = uv1 * 30;
+    vec2 uv3 = uv1 * 30.;
 
     // base frame
     float f =
-        h_rect(uv2, vec2(-5, -2), vec2(1), 0.1) +
+        h_rect(uv2, vec2(-5., -2.), vec2(1.), .1) +
-            h_rect(uv2, vec2(-2, -2), vec2(1), 0.1) +
+            h_rect(uv2, vec2(-2., -2.), vec2(1.), .1) +
-            rect(uv2, vec2(-3.5, -2), vec2(0.5, 0.1)) +
+            rect(uv2, vec2(-3.5, -2.), vec2(.5, .1)) +
-            h_rect(uv2, vec2(-5, 2), vec2(1), 0.1) +
+            h_rect(uv2, vec2(-5, 2.), vec2(1.), .1) +
-            h_rect(uv2, vec2(-2, 2), vec2(1), 0.1) +
+            h_rect(uv2, vec2(-2, 2.), vec2(1.), .1) +
-            rect(uv2, vec2(-3.5, 2), vec2(0.5, 0.1)) +
+            rect(uv2, vec2(-3.5, 2.), vec2(.5, .1)) +
-            h_rect(uv2, vec2(2, 0), vec2(1), 0.1) +
+            h_rect(uv2, vec2(2., 0.), vec2(1.), .1) +
-            h_rect(uv2, vec2(5, 0), vec2(1), 0.1) +
+            h_rect(uv2, vec2(5., 0.), vec2(1.), .1) +
-            rect(uv2, vec2(3.5, 0), vec2(0.5, 0.1)) +
+            rect(uv2, vec2(3.5, 0.), vec2(.5, .1)) +
-            rect(uv2, vec2(0.55, -2), vec2(1.5, 0.1)) +
+            rect(uv2, vec2(.55, -2.), vec2(1.5, .1)) +
-            rect(uv2, vec2(2, -1.55), vec2(0.1, 0.55)) +
+            rect(uv2, vec2(2., -1.55), vec2(.1, .55)) +
-            rect(uv2, vec2(0.55, 2), vec2(1.5, 0.1)) +
+            rect(uv2, vec2(.55, 2.), vec2(1.5, .1)) +
-            rect(uv2, vec2(2, 1.55), vec2(0.1, 0.55)) +
+            rect(uv2, vec2(2., 1.55), vec2(.1, .55)) +
-            rect(uv2, vec2(6.8, 0), vec2(0.75, 0.1)) +
+            rect(uv2, vec2(6.8, 0.), vec2(.75, .1)) +
-            h_circle(uv2, vec2(7.8, 0), 0.3, 0.1);
+            h_circle(uv2, vec2(7.8, 0.), .3, .1);
 
     if (iDemo < 1 && iInputFormat1 == YUYV_FOURCC) {
-        f += circle(uv2, vec2(-9, 2), 0.3);
+        f += circle(uv2, vec2(-9., 2.), .3);
     }
 
     if (iDemo < 1 && iInputFormat2 == YUYV_FOURCC) {
-        f += circle(uv2, vec2(-9, -2), 0.3);
+        f += circle(uv2, vec2(-9., -2.), .3);
     }
 
     // show selected src/fx
     f += char_at(uv2, vec2(-5.4, 1.45), hex_chars[selected_srca]);
-    f += random_srca ? circle(uv2, vec2(-4.25, 2.7), 0.1) : 0;
+    f += random_srca ? circle(uv2, vec2(-4.25, 2.7), .1) : 0.;
     f += char_at(uv2, vec2(-5.4, -2.55), hex_chars[selected_srcb]);
-    f += random_srcb ? circle(uv2, vec2(-4.25, -1.3), 0.1) : 0;
+    f += random_srcb ? circle(uv2, vec2(-4.25, -1.3), .1) : 0.;
     f += char_at(uv2, vec2(-2.4, 1.45), hex_chars[selected_fxa]);
-    f += fxa_invert ? rect(uv2, vec2(-2, 2.7), vec2(0.5, 0.05)) : 0;
+    f += fxa_invert ? rect(uv2, vec2(-2., 2.7), vec2(.5, .05)) : 0.;
-    f += random_fxa ? circle(uv2, vec2(-1.25, 2.7), 0.1) : 0;
+    f += random_fxa ? circle(uv2, vec2(-1.25, 2.7), .1) : 0.;
     f += char_at(uv2, vec2(-2.4, -2.55), hex_chars[selected_fxb]);
-    f += fxb_invert ? rect(uv2, vec2(-2, -1.3), vec2(0.5, 0.05)) : 0;
+    f += fxb_invert ? rect(uv2, vec2(-2., -1.3), vec2(.5, .05)) : 0.;
-    f += random_fxb ? circle(uv2, vec2(-1.25, -1.3), 0.1) : 0;
+    f += random_fxb ? circle(uv2, vec2(-1.25, -1.3), .1) : 0.;
-    f += char_at(uv2, vec2(4.6, -0.55), hex_chars[selected_mfx]);
+    f += char_at(uv2, vec2(4.6, -.55), hex_chars[selected_mfx]);
-    f += mfx_invert ? rect(uv2, vec2(5, 0.7), vec2(0.5, 0.05)) : 0;
+    f += mfx_invert ? rect(uv2, vec2(5., .7), vec2(.5, .05)) : 0.;
-    f += random_mfx ? circle(uv2, vec2(5.75, 0.7), 0.1) : 0;
+    f += random_mfx ? circle(uv2, vec2(5.75, .7), .1) : 0.;
 
     // show current selected
-    f += iSelected == 3 ? h_rect(uv2, vec2(-5, 2), vec2(1.2), 0.1) : 0;
+    f += iSelected == 3 ? h_rect(uv2, vec2(-5., 2.), vec2(1.2), .1) : 0.;
-    f += iSelected == 4 ? h_rect(uv2, vec2(-5, -2), vec2(1.2), 0.1) : 0;
+    f += iSelected == 4 ? h_rect(uv2, vec2(-5., -2.), vec2(1.2), .1) : 0.;
-    f += iSelected == 5 ? h_rect(uv2, vec2(-2, 2), vec2(1.2), 0.1) : 0;
+    f += iSelected == 5 ? h_rect(uv2, vec2(-2., 2.), vec2(1.2), .1) : 0.;
-    f += iSelected == 6 ? h_rect(uv2, vec2(-2, -2), vec2(1.2), 0.1) : 0;
+    f += iSelected == 6 ? h_rect(uv2, vec2(-2., -2.), vec2(1.2), .1) : 0.;
-    f += iSelected == 8 ? h_rect(uv2, vec2(5, 0), vec2(1.2), 0.1) : 0;
+    f += iSelected == 8 ? h_rect(uv2, vec2(5., 0.), vec2(1.2), .1) : 0.;
 
     // show selected src/fx
-    f += iActive1 == 1 ? h_rect(uv2, vec2(-5, 0.8), vec2(1, 0), 0.1) : 0;
+    f += iActive1 == 1 ? h_rect(uv2, vec2(-5., .8), vec2(1., 0.), .1) : 0.;
-    f += iActive1 == 2 ? h_rect(uv2, vec2(-5, -3.2), vec2(1, 0), 0.1) : 0;
+    f += iActive1 == 2 ? h_rect(uv2, vec2(-5., -3.2), vec2(1., 0.), .1) : 0.;
-    f += iActive2 == 1 ? h_rect(uv2, vec2(-2, 0.8), vec2(1.2, 0), 0.1) : 0;
+    f += iActive2 == 1 ? h_rect(uv2, vec2(-2., .8), vec2(1.2, 0.), .1) : 0.;
-    f += iActive2 == 2 ? h_rect(uv2, vec2(-2, -3.2), vec2(1, 0), 0.1) : 0;
+    f += iActive2 == 2 ? h_rect(uv2, vec2(-2., -3.2), vec2(1., 0.), .1) : 0.;
-    f += iActive2 == 3 ? h_rect(uv2, vec2(5, -1.2), vec2(1, 0), 0.1) : 0;
+    f += iActive2 == 3 ? h_rect(uv2, vec2(5., -1.2), vec2(1., 0.), .1) : 0.;
 
     // show src/fx
 
-    f += write_5(uv3 * 0.75, vec2(-11.6, -1.8), texts[6]);
+    f += write_5(uv3 * .75, vec2(-11.6, -1.8), textSRC);
-    f += write_5(uv3 * 0.75, vec2(-4.2, -1.8), texts[7]);
+    f += write_5(uv3 * .75, vec2(-4.2, -1.8), textFX);
-    f += char_at(uv3 * 0.5, vec2(-11.5, 3.5), 0x41);
+    f += char_at(uv3 * .5, vec2(-11.5, 3.5), 0x41);
-    f += char_at(uv3 * 0.5, vec2(-11.5, -6), 0x42);
+    f += char_at(uv3 * .5, vec2(-11.5, -6.), 0x42);
     if (iDemo < 1 && (iInputFormat1 == YUYV_FOURCC || iInputFormat2 == YUYV_FOURCC)) {
-        f += write_5(uv3 * 0.75, vec2(-19.7, -1.8), texts[8]);
+        f += write_5(uv3 * .75, vec2(-19.7, -1.8), textIN);
     }
-    f += write_5(uv3 * 0.75, vec2(10.9, 2), texts[9]);
+    f += write_5(uv3 * .75, vec2(10.9, 2.), textMFX);
 
     // show inputs / feedback
-    float line_a_a = rect(uv2, vec2(-7.5, 2), vec2(1.5, 0.1));
+    float line_a_a = rect(uv2, vec2(-7.5, 2.), vec2(1.5, .1));
-    float line_a_b = rect(uv2, vec2(-6.5, 2), vec2(0.5, 0.1)) + rect(uv2, vec2(-8.5, -2), vec2(0.5, 0.1)) + line(uv2, vec2(-7, 2.1), vec2(-8, -2.1), 0.2);
+    float line_a_b = rect(uv2, vec2(-6.5, 2.), vec2(.5, .1)) + rect(uv2, vec2(-8.5, -2), vec2(.5, .1)) + line(uv2, vec2(-7., 2.1), vec2(-8., -2.1), .2);
-    float line_a_f = rect(uv2, vec2(-6.5, 2), vec2(0.5, 0.1)) + rect(uv2, vec2(0, 3.6), vec2(7, 0.1)) + rect(uv2, vec2(-7, 2.8), vec2(0.1, 0.9)) + rect(uv2, vec2(7, 1.8), vec2(0.1, 1.9));
+    float line_a_f = rect(uv2, vec2(-6.5, 2.), vec2(.5, .1)) + rect(uv2, vec2(0., 3.6), vec2(7., .1)) + rect(uv2, vec2(-7., 2.8), vec2(.1, .9)) + rect(uv2, vec2(7., 1.8), vec2(.1, 1.9));
     if (selected_srca == 5 && iInputFormat1 == YUYV_FOURCC) {
         f += line_a_a;
     } else if (selected_srca == 10 && iInputFormat2 == YUYV_FOURCC) {
@@ -262,9 +197,9 @@ vec4 debug(vec2 vUV)
         f += line_a_f;
     }
 
-    float line_b_a = rect(uv2, vec2(-6.5, -2), vec2(0.5, 0.1)) + rect(uv2, vec2(-8.5, 2), vec2(0.5, 0.1)) + line(uv2, vec2(-7, -2.1), vec2(-8, 2.1), 0.2);
+    float line_b_a = rect(uv2, vec2(-6.5, -2.), vec2(.5, .1)) + rect(uv2, vec2(-8.5, 2.), vec2(.5, .1)) + line(uv2, vec2(-7., -2.1), vec2(-8., 2.1), .2);
-    float line_b_b = rect(uv2, vec2(-7.5, -2), vec2(1.5, 0.1));
+    float line_b_b = rect(uv2, vec2(-7.5, -2.), vec2(1.5, .1));
-    float line_b_f = rect(uv2, vec2(-6.5, -2), vec2(0.5, 0.1)) + rect(uv2, vec2(0, -3.6), vec2(7, 0.1)) + rect(uv2, vec2(-7, -2.8), vec2(0.1, 0.9)) + rect(uv2, vec2(7, -1.8), vec2(0.1, 1.9));
+    float line_b_f = rect(uv2, vec2(-6.5, -2.), vec2(.5, .1)) + rect(uv2, vec2(0., -3.6), vec2(7., .1)) + rect(uv2, vec2(-7., -2.8), vec2(.1, .9)) + rect(uv2, vec2(7., -1.8), vec2(.1, 1.9));
     if (selected_srcb == 5 && iInputFormat1 == YUYV_FOURCC) {
         f += line_b_a;
     } else if (selected_srcb == 10 && iInputFormat2 == YUYV_FOURCC) {
@@ -274,44 +209,44 @@ vec4 debug(vec2 vUV)
     }
 
     // show page
-    f += iPage == 0 ? circle(uv2, vec2(-0.75, -4.1), 0.3) : h_circle(uv2, vec2(-0.75, -4.1), 0.25, 0.1);
+    f += iPage == 0 ? circle(uv2, vec2(-.75, -4.1), .3) : h_circle(uv2, vec2(-.75, -4.1), .25, .1);
-    f += iPage == 1 ? circle(uv2, vec2(0, -4.1), 0.3) : h_circle(uv2, vec2(0, -4.1), 0.20, 0.1);
+    f += iPage == 1 ? circle(uv2, vec2(0., -4.1), .3) : h_circle(uv2, vec2(0., -4.1), .20, .1);
-    f += iPage == 2 ? circle(uv2, vec2(0.75, -4.1), 0.3) : h_circle(uv2, vec2(0.75, -4.1), 0.20, 0.1);
+    f += iPage == 2 ? circle(uv2, vec2(.75, -4.1), .3) : h_circle(uv2, vec2(.75, -4.1), .20, .1);
 
     // show fx values
     float fx_rect = 0;
 
-    f = mix(f, 1 - f, rect(uv2, vec2(-2, 1.1 + 0.9 * fxa_value), vec2(0.9, 0.9 * fxa_value)));
+    f = mix(f, 1 - f, rect(uv2, vec2(-2., 1.1 + .9 * fxa_value), vec2(.9, .9 * fxa_value)));
-    f = mix(f, 1 - f, rect(uv2, vec2(-2, -2.9 + 0.9 * fxb_value), vec2(0.9, 0.9 * fxb_value)));
+    f = mix(f, 1 - f, rect(uv2, vec2(-2., -2.9 + .9 * fxb_value), vec2(.9, .9 * fxb_value)));
-    f = mix(f, 1 - f, rect(uv2, vec2(5, -0.9 + 0.9 * mfx_value), vec2(0.9, 0.9 * mfx_value)));
+    f = mix(f, 1 - f, rect(uv2, vec2(5., -.9 + .9 * mfx_value), vec2(.9, .9 * mfx_value)));
 
     // show mix
-    f += char_at(uv2, vec2(1.55, -0.6), mix_type ? 0x4B : 0x4D);
+    f += char_at(uv2, vec2(1.55, -.6), mix_type ? 0x4B : 0x4D);
-    f = mix(f, 1 - f, rect(uv2, vec2(2, -0.9 + 0.9 * mix_value), vec2(0.9, 0.9 * mix_value)));
+    f = mix(f, 1 - f, rect(uv2, vec2(2., -.9 + .9 * mix_value), vec2(.9, .9 * mix_value)));
 
     // show debug info
-    float v = 0;
+    float v = 0.;
-    float x = 0;
+    float x = 0.;
 
-    x = -15;
+    x = -15.;
-    f += write_5(uv3, vec2(x - 4.5, 13), texts[1]);
+    f += write_5(uv3, vec2(x - 4.5, 13.), textTEMPO);
-    f += write_int(uv3, vec2(x + 1.5, 13), int(iTempo), 3);
+    f += write_int(uv3, vec2(x + 1.5, 13.), int(iTempo), 3);
     v = fract(iBeats);
-    f += h_rect(uv3, vec2(x, 12), vec2(4, 0.5), 0.2);
+    f += h_rect(uv3, vec2(x, 12.), vec2(4., .5), .2);
-    f += rect(uv3, vec2(x + 4 * v - 4, 12), vec2(4 * v, 0.4));
+    f += rect(uv3, vec2(x + 4. * v - 4., 12.), vec2(4. * v, .4));
 
-    x = 15;
+    x = 15.;
     if (iAutoRand > 0) {
-        f += write_5(uv3, vec2(x - 4.5, 13), texts[5]);
+        f += write_5(uv3, vec2(x - 4.5, 13.), textRAND);
-        f += write_int(uv3, vec2(x - 0.5, 13), int(iAutoRandCycle), 5);
+        f += write_int(uv3, vec2(x - .5, 13.), int(iAutoRandCycle), 5);
         v = fract(iBeats / iAutoRandCycle);
     } else {
-        f += write_int(uv3, vec2(x - 0.5, 13), int(iTime), 5);
+        f += write_int(uv3, vec2(x - .5, 13.), int(iTime), 5);
         v = fract(iTime);
-        f += write_5(uv3, vec2(x - 4.5, 13), texts[2]);
+        f += write_5(uv3, vec2(x - 4.5, 13.), textTIME);
     }
-    f += h_rect(uv3, vec2(x, 12), vec2(4, 0.5), 0.2);
+    f += h_rect(uv3, vec2(x, 12.), vec2(4., .5), .2);
-    f += rect(uv3, vec2(x + 4 * v - 4, 12), vec2(4 * v, 0.4));
+    f += rect(uv3, vec2(x + 4. * v - 4., 12), vec2(4. * v, .4));
 
     return vec4(f);
 }

default/inc_functions.glsl

@@ -12,51 +12,51 @@
 // BASICS
 
 float istep(float x, float y) {
-    return 1 - step(x, y);
+    return 1. - step(x, y);
 }
 
 float estep(float x, float y) {
-    return smoothstep(x - 0.0001, x + 0.0001, y);
+    return smoothstep(x - .0001, x + .0001, y);
 }
 
 float iestep(float x, float y) {
-    return 1 - estep(x, y);
+    return 1. - estep(x, y);
 }
 
 float ease(float x) {
-    return 0.5 - cos(max(min(x, 1.0), 0.0) * PI) * 0.5;
+    return .5 - cos(max(min(x, 1.), 0.) * PI) * .5;
 }
 
 vec2 ease(vec2 x) {
-    return 0.5 - cos(max(min(x, 1.0), 0.0) * PI) * 0.5;
+    return .5 - cos(max(min(x, 1.), 0.) * PI) * .5;
 }
 
 vec3 ease(vec3 x) {
-    return 0.5 - cos(max(min(x, 1.0), 0.0) * PI) * 0.5;
+    return .5 - cos(max(min(x, 1.), 0.) * PI) * .5;
 }
 
 float saw(float x) {
-    return abs(mod(x + 1, 2) - 1);
+    return abs(mod(x + 1., 2.) - 1.);
 }
 
 vec2 saw(vec2 x) {
-    return abs(mod(x + 1, 2) - 1);
+    return abs(mod(x + 1., 2.) - 1.);
 }
 
 vec3 saw(vec3 x) {
-    return abs(mod(x + 1, 2) - 1);
+    return abs(mod(x + 1., 2.) - 1.);
 }
 
 float cmod(float x, float k) {
-    return mod(x + k * 0.5, k) - k * 0.5;
+    return mod(x + k * .5, k) - k * .5;
 }
 
 vec2 cmod(vec2 x, float k) {
-    return mod(x + k * 0.5, k) - k * 0.5;
+    return mod(x + k * .5, k) - k * .5;
 }
 
 vec3 cmod(vec3 x, float k) {
-    return mod(x + k * 0.5, k) - k * 0.5;
+    return mod(x + k * .5, k) - k * .5;
 }
 
 // COLORS
@@ -64,16 +64,16 @@ vec3 cmod(vec3 x, float k) {
 vec3 col(float x) {
     return vec3(
         .5 * (sin(x * 2. * PI) + 1.),
-        .5 * (sin(x * 2. * PI + 2. * PI / 3.) + 1.),
+        .5 * (sin(x * 2. * PI + PI * .6666667) + 1.),
-        .5 * (sin(x * 2. * PI - 2. * PI / 3.) + 1.)
+        .5 * (sin(x * 2. * PI - PI * .6666667) + 1.)
     );
 }
 
 vec3 shift(vec3 c, float f) {
     return vec3(
-        c.x * (1 - f) + c.y * f,
+        c.x * (1. - f) + c.y * f,
-        c.y * (1 - f) + c.z * f,
+        c.y * (1. - f) + c.z * f,
-        c.z * (1 - f) + c.x * f
+        c.z * (1. - f) + c.x * f
     );
 }
 
@@ -82,40 +82,40 @@ vec3 shift3(vec3 c, float f) {
 }
 
 vec3 mix3(vec3 c1, vec3 c2, vec3 c3, float x) {
-    return istep(0.5, x) * mix(c1, c2, x * 2)
+    return istep(.5, x) * mix(c1, c2, x * 2.)
-        + step(0.5, x) * mix(c2, c3, x * 2 - 1);
+        + step(.5, x) * mix(c2, c3, x * 2. - 1.);
 }
 
 vec3 mix4(vec3 c1, vec3 c2, vec3 c3, vec3 c4, float x) {
-    return istep(0.333, x) * mix(c1, c2, x * 3)
+    return istep(.333, x) * mix(c1, c2, x * 3.)
-        + step(0.333, x) * istep(0.667, x) * mix(c2, c3, x * 3 - 1)
+        + step(.333, x) * istep(.667, x) * mix(c2, c3, x * 3. - 1.)
-        + step(0.667, x) * mix(c3, c4, x * 3 - 2);
+        + step(.667, x) * mix(c3, c4, x * 3. - 2.);
     ;
 }
 
 vec3 mix5(vec3 c1, vec3 c2, vec3 c3, vec3 c4, vec3 c5, float x) {
-    return istep(0.25, x) * mix(c1, c2, x * 4)
+    return istep(.25, x) * mix(c1, c2, x * 4.)
-        + step(0.25, x) * istep(0.5, x) * mix(c2, c3, x * 4 - 1)
+        + step(.25, x) * istep(.5, x) * mix(c2, c3, x * 4. - 1.)
-        + step(0.5, x) * istep(0.75, x) * mix(c3, c4, x * 4 - 2)
+        + step(.5, x) * istep(.75, x) * mix(c3, c4, x * 4. - 2.)
-        + step(0.75, x) * mix(c4, c5, x * 4 - 3);
+        + step(.75, x) * mix(c4, c5, x * 4. - 3.);
 }
 
 vec3 mix6(vec3 c1, vec3 c2, vec3 c3, vec3 c4, vec3 c5, vec3 c6, float x) {
-    return istep(0.2, x) * mix(c1, c2, x * 5)
+    return istep(.2, x) * mix(c1, c2, x * 5.)
-        + step(0.2, x) * istep(0.4, x) * mix(c2, c3, x * 5 - 1)
+        + step(.2, x) * istep(.4, x) * mix(c2, c3, x * 5. - 1.)
-        + step(0.4, x) * istep(0.6, x) * mix(c3, c4, x * 5 - 2)
+        + step(.4, x) * istep(.6, x) * mix(c3, c4, x * 5. - 2.)
-        + step(0.6, x) * istep(0.8, x) * mix(c4, c5, x * 5 - 3)
+        + step(.6, x) * istep(.8, x) * mix(c4, c5, x * 5. - 3.)
-        + step(0.8, x) * mix(c5, c6, x * 5 - 4);
+        + step(.8, x) * mix(c5, c6, x * 5. - 4.);
 }
 
 float mean(vec3 v)
 {
-    return v.x * 0.3333 + v.y * 0.3333 + v.z * 0.3333;
+    return v.x * .3333 + v.y * .3333 + v.z * .3333;
 }
 
 float mean(vec4 v)
 {
-    return v.x * 0.3333 + v.y * 0.3333 + v.z * 0.3333;
+    return v.x * .3333 + v.y * .3333 + v.z * .3333;
 }
 
 // OTHER
@@ -130,13 +130,13 @@ mat2 rot(float angle) {
 // EFFECTS
 
 vec2 lens(vec2 uv, float limit, float power) {
-    return uv * (1 + limit + length(uv * power));
+    return uv * (1. + limit + length(uv * power));
 }
 
 vec2 kal(vec2 uv, float n) {
-    float t = atan(uv.y, uv.x) + PI * 0.5;
+    float t = atan(uv.y, uv.x) + PI * .5;
-    float q = 3.0 / (2.0 * PI);
+    float q = .4774648; // 3. / (2. * PI);
-    t = abs(mod(t + PI / (n), 2 * PI / n) - PI / (n));
+    t = abs(mod(t + PI / n, 2. * PI / n) - PI / n);
     return length(uv) * vec2(
             cos(t),
             sin(t)
@@ -144,8 +144,8 @@ vec2 kal(vec2 uv, float n) {
 }
 
 vec2 kal2(vec2 uv, float n) {
-    float t = atan(uv.y, uv.x) + PI * 0.5;
+    float t = atan(uv.y, uv.x) + PI * .5;
-    float t2 = abs(mod(t + PI / n, 2 * PI / n) - PI / n);
+    float t2 = abs(mod(t + PI / n, 2. * PI / n) - PI / n);
     return length(uv) * vec2(
             cos(t2),
             sin(t2)
@@ -156,27 +156,27 @@ vec2 kal2(vec2 uv, float n) {
 
 float noise(vec2 n)
 {
-    const vec2 d = vec2(0, 1);
+    const vec2 d = vec2(0., 1.);
     vec2 b = floor(n);
     vec2 f = fract(n);
-    f *= f * (3 - 2 * f);
+    f *= f * (3. - 2. * f);
     return mix(mix(rand(b), rand(b + d.yx), f.x), mix(rand(b + d.xy), rand(b + d.yy), f.x), f.y);
 }
 
 float noise_f(vec2 n, int f)
 {
-    float o = noise(n) / 2;
+    float o = noise(n) * .5;
-    o += mix(o, noise(n * 2), f > 1 ? 1 : 0) / 4;
+    o += mix(o, noise(n * 2.), f > 1. ? 1. : 0.) * .25;
-    o += mix(o, noise(n * 4), f > 2 ? 1 : 0) / 8;
+    o += mix(o, noise(n * 4.), f > 2. ? 1. : 0.) * .125;
-    o += mix(o, noise(n * 8), f > 3 ? 1 : 0) / 16;
+    o += mix(o, noise(n * 8.), f > 3. ? 1. : 0.) * .0625;
-    o += mix(o, noise(n * 16), f > 4 ? 1 : 0) / 32;
+    o += mix(o, noise(n * 16.), f > 4. ? 1. : 0.) * .03125;
     return o;
 }
 
 // VORONOI
 
 float v_index(vec2 uv) {
-    return floor(uv.x) + floor(uv.y) * 45;
+    return floor(uv.x) + floor(uv.y) * 45.;
 }
 
 vec2 v_pos(float i, int seed, float time) {
@@ -184,10 +184,10 @@ vec2 v_pos(float i, int seed, float time) {
     float iTimeV = time - iTimeId;
 
     float x0 = rand(i + seed + iTimeId);
-    float y0 = rand(i + seed + 10 + iTimeId);
+    float y0 = rand(i + seed + 10. + iTimeId);
 
-    float x1 = rand(i + seed + iTimeId + 1);
+    float x1 = rand(i + seed + iTimeId + 1.);
-    float y1 = rand(i + seed + 10 + iTimeId + 1);
+    float y1 = rand(i + seed + 10. + iTimeId + 1.);
 
     return vec2(
         mix(x0, x1, ease(ease(iTimeV))),
@@ -196,12 +196,13 @@ vec2 v_pos(float i, int seed, float time) {
 }
 
 vec4 voronoi(vec2 uv, float dist, int seed, float time) {
-    vec4 o = vec4(0, 0, 2, 0);
+    vec4 o = vec4(0., 0., 2., 0.);
-    vec4 t = vec4(0, 0, 2, 0);
+    vec4 t = vec4(0., 0., 2., 0.);
     float d, i;
     vec2 uv2, p;
-    for (int dx = -1; dx <= 1; dx++) {
+    int dx, dy;
-        for (int dy = -1; dy <= 1; dy++) {
+    for (dx = -1; dx <= 1; dx++) {
+        for (dy = -1; dy <= 1; dy++) {
             uv2 = vec2(floor(uv.x) + dx, floor(uv.y) + dy);
             i = v_index(uv2);
             p = uv2 + v_pos(i, seed, time) * dist;
@@ -224,21 +225,21 @@ float circle(vec2 uv, vec2 c, float size) {
 }
 
 float h_circle(vec2 uv, vec2 c, float size, float k) {
-    return circle(uv, c, size + k * 0.5) - circle(uv, c, size - k * 0.5);
+    return circle(uv, c, size + k * .5) - circle(uv, c, size - k * .5);
 }
 
 float stripe(float x, float k1, float k2)
 {
-    return k2 > k1 ? (1 - step(x, k1)) * (step(x, k2)) : ((1 - step(x, k2)) * (step(x, k1)));
+    return k2 > k1 ? (1. - step(x, k1)) * (step(x, k2)) : ((1. - step(x, k2)) * (step(x, k1)));
 }
 
 float capsule(vec2 uv, float r, float d, float a)
 {
     uv *= rot(a);
     float f1 = step(uv.x, r) * step(-uv.x, r) * step(uv.y, d - r) * step(-uv.y, d - r);
-    float f2 = step(length(uv - vec2(0, d - r)), r);
+    float f2 = step(length(uv - vec2(0., d - r)), r);
-    float f3 = step(length(uv + vec2(0, d - r)), r);
+    float f3 = step(length(uv + vec2(0., d - r)), r);
-    return min(1, f1 + f2 + f3);
+    return min(1., f1 + f2 + f3);
 }
 
 float rect(vec2 uv, vec2 c, vec2 size) {
@@ -247,7 +248,7 @@ float rect(vec2 uv, vec2 c, vec2 size) {
 }
 
 float h_rect(vec2 uv, vec2 c, vec2 size, float k) {
-    return rect(uv, c, size + k * 0.5) - rect(uv, c, size - k * 0.5);
+    return rect(uv, c, size + k * .5) - rect(uv, c, size - k * .5);
 }
 
 float line(vec2 uv, vec2 p1, vec2 p2, float thick) {
@@ -261,33 +262,27 @@ float line(vec2 uv, vec2 p1, vec2 p2, float thick) {
                 uv.y / p.y
             );
 
-        return step(k.x, thick * 0.5)
+        return step(k.x, thick * .5)
-            * step(-k.x, thick * 0.5)
+            * step(-k.x, thick * .5)
-            * step(k.y, 1)
+            * step(k.y, 1.)
-            * (1 - step(k.y, 0));
+            * (1. - step(k.y, 0.));
     } else {
         k = vec2(
                 uv.x / p.x,
                 uv.y - p.y * uv.x / p.x
             );
 
-        return step(k.y, thick * 0.5)
+        return step(k.y, thick * .5)
-            * step(-k.y, thick * 0.5)
+            * step(-k.y, thick * .5)
-            * step(k.x, 1)
+            * step(k.x, 1.)
-            * (1 - step(k.x, 0));
+            * (1. - step(k.x, 0.));
     }
 }
 
-const mat2x2 ISOMETRIC_MATRIX = {
+const mat2x2 ISOMETRIC_MATRIX = mat2x2(
-        {
+        .5, 1.,
-            0.5,
+        .5, -1.
-            1
+    );
-        },
-        {
-            0.5,
-            -1
-        }
-    };
 
 vec2 iso(vec2 p) {
     return p * ISOMETRIC_MATRIX;
@@ -308,14 +303,14 @@ vec2 iso(vec3 uv) {
 
 vec4 reframe(sampler2D tex, vec2 uv)
 {
-    uv = uv * vec2(iResolution.y / iResolution.x, 1) + .5;
+    uv = uv * vec2(iResolution.y / iResolution.x, 1.) + .5;
     uv = saw(uv);
     return texture(tex, uv);
 }
 
 vec4 reframe_b(sampler2D tex, vec2 uv)
 {
-    uv = uv * vec2(iResolution.y / iResolution.x, 1) + .5;
+    uv = uv * vec2(iResolution.y / iResolution.x, 1.) + .5;
     return texture(tex, uv);
 }
 
@@ -323,11 +318,11 @@ vec4 kernel(sampler2D tex, vec2 uv, mat3x3 k, float spm)
 {
     int x, y;
     vec2 offset;
-    vec4 sum = vec4(0);
+    vec4 sum = vec4(0.);
     for (y = -1; y <= 1; ++y) {
         for (x = -1; x <= 1; ++x) {
             offset = vec2(x, y) * spm;
-            if (abs(k[x + 1][y + 1]) > 0) {
+            if (abs(k[x + 1][y + 1]) > 0.) {
                 sum += k[x + 1][y + 1] * texture(tex, uv + offset);
             }
         }
@@ -339,7 +334,7 @@ vec4 kernel(sampler2D tex, vec2 uv, mat3x3 k, float spm)
 
 float gaussian_weight(float x, float sigma)
 {
-    return exp(-(x * x) / (2.0 * sigma * sigma));
+    return exp(-(x * x) / (2. * sigma * sigma));
 }
 
 vec4 gauss(sampler2D tex, vec2 uv, const int kernel_size, float spm, float sigma, float bloom)
@@ -347,8 +342,8 @@ vec4 gauss(sampler2D tex, vec2 uv, const int kernel_size, float spm, float sigma
     int x, y;
     vec2 offset;
     float w;
-    vec4 sum = vec4(0);
+    vec4 sum = vec4(0.);
-    float weight_sum = 0;
+    float weight_sum = 0.;
     for (y = -kernel_size; y <= kernel_size; ++y) {
         for (x = -kernel_size; x <= kernel_size; ++x) {
             offset = vec2(x, y) * spm;
@@ -362,17 +357,17 @@ vec4 gauss(sampler2D tex, vec2 uv, const int kernel_size, float spm, float sigma
 
 vec4 gauss(sampler2D tex, vec2 uv, const int kernel_size, float spm, float sigma)
 {
-    return gauss(tex, uv, kernel_size, spm, sigma, 1.0);
+    return gauss(tex, uv, kernel_size, spm, sigma, 1.);
 }
 
 vec4 gauss(sampler2D tex, vec2 uv, const int kernel_size, float spm)
 {
-    return gauss(tex, uv, kernel_size, spm, 2.0);
+    return gauss(tex, uv, kernel_size, spm, 2.);
 }
 
 vec4 gauss(sampler2D tex, vec2 uv, const int kernel_size)
 {
-    return gauss(tex, uv, kernel_size, 1 / max(iResolution.x, iResolution.y));
+    return gauss(tex, uv, kernel_size, 1. / max(iResolution.x, iResolution.y));
 }
 
 vec4 gauss(sampler2D tex, vec2 uv)
@@ -383,23 +378,23 @@ vec4 gauss(sampler2D tex, vec2 uv)
 float dither(vec2 uv, float x)
 {
     bool o = false;
-    o = o || x * 16 >= 1 && floor(mod(uv.x, 4)) == 0 && floor(mod(uv.y, 4)) == 0;
+    o = o || x * 16. >= 1. && floor(mod(uv.x, 4.)) == 0. && floor(mod(uv.y, 4.)) == 0.;
-    o = o || x * 16 >= 2 && floor(mod(uv.x, 4)) == 2 && floor(mod(uv.y, 4)) == 2;
+    o = o || x * 16. >= 2. && floor(mod(uv.x, 4.)) == 2. && floor(mod(uv.y, 4.)) == 2.;
-    o = o || x * 16 >= 3 && floor(mod(uv.x, 4)) == 0 && floor(mod(uv.y, 4)) == 2;
+    o = o || x * 16. >= 3. && floor(mod(uv.x, 4.)) == 0. && floor(mod(uv.y, 4.)) == 2.;
-    o = o || x * 16 >= 4 && floor(mod(uv.x, 4)) == 2 && floor(mod(uv.y, 4)) == 0;
+    o = o || x * 16. >= 4. && floor(mod(uv.x, 4.)) == 2. && floor(mod(uv.y, 4.)) == 0.;
-    o = o || x * 16 >= 5 && floor(mod(uv.x, 4)) == 1 && floor(mod(uv.y, 4)) == 1;
+    o = o || x * 16. >= 5. && floor(mod(uv.x, 4.)) == 1. && floor(mod(uv.y, 4.)) == 1.;
-    o = o || x * 16 >= 6 && floor(mod(uv.x, 4)) == 3 && floor(mod(uv.y, 4)) == 3;
+    o = o || x * 16. >= 6. && floor(mod(uv.x, 4.)) == 3. && floor(mod(uv.y, 4.)) == 3.;
-    o = o || x * 16 >= 7 && floor(mod(uv.x, 4)) == 1 && floor(mod(uv.y, 4)) == 3;
+    o = o || x * 16. >= 7. && floor(mod(uv.x, 4.)) == 1. && floor(mod(uv.y, 4.)) == 3.;
-    o = o || x * 16 >= 8 && floor(mod(uv.x, 4)) == 3 && floor(mod(uv.y, 4)) == 1;
+    o = o || x * 16. >= 8. && floor(mod(uv.x, 4.)) == 3. && floor(mod(uv.y, 4.)) == 1.;
-    o = o || x * 16 >= 9 && floor(mod(uv.x, 4)) == 1 && floor(mod(uv.y, 4)) == 0;
+    o = o || x * 16. >= 9. && floor(mod(uv.x, 4.)) == 1. && floor(mod(uv.y, 4.)) == 0.;
-    o = o || x * 16 >= 10 && floor(mod(uv.x, 4)) == 3 && floor(mod(uv.y, 4)) == 2;
+    o = o || x * 16. >= 10. && floor(mod(uv.x, 4.)) == 3. && floor(mod(uv.y, 4.)) == 2.;
-    o = o || x * 16 >= 11 && floor(mod(uv.x, 4)) == 1 && floor(mod(uv.y, 4)) == 2;
+    o = o || x * 16. >= 11. && floor(mod(uv.x, 4.)) == 1. && floor(mod(uv.y, 4.)) == 2.;
-    o = o || x * 16 >= 12 && floor(mod(uv.x, 4)) == 3 && floor(mod(uv.y, 4)) == 0;
+    o = o || x * 16. >= 12. && floor(mod(uv.x, 4.)) == 3. && floor(mod(uv.y, 4.)) == 0.;
-    o = o || x * 16 >= 13 && floor(mod(uv.x, 4)) == 0 && floor(mod(uv.y, 4)) == 1;
+    o = o || x * 16. >= 13. && floor(mod(uv.x, 4.)) == 0. && floor(mod(uv.y, 4.)) == 1.;
-    o = o || x * 16 >= 14 && floor(mod(uv.x, 4)) == 2 && floor(mod(uv.y, 4)) == 3;
+    o = o || x * 16. >= 14. && floor(mod(uv.x, 4.)) == 2. && floor(mod(uv.y, 4.)) == 3.;
-    o = o || x * 16 >= 15 && floor(mod(uv.x, 4)) == 0 && floor(mod(uv.y, 4)) == 3;
+    o = o || x * 16. >= 15. && floor(mod(uv.x, 4.)) == 0. && floor(mod(uv.y, 4.)) == 3.;
-    o = o || x * 16 >= 16 && floor(mod(uv.x, 4)) == 2 && floor(mod(uv.y, 4)) == 1;
+    o = o || x * 16. >= 16. && floor(mod(uv.x, 4.)) == 2. && floor(mod(uv.y, 4.)) == 1.;
-    return o ? 1 : 0;
+    return o ? 1. : 0.;
 }
 
 #endif

default/inc_fx.glsl

@@ -1,19 +1,20 @@
 #include inc_res.glsl
 #include inc_magic.glsl
 #include inc_functions.glsl
+#include inc_cp437.glsl
 
 #ifndef INC_FX
 #define INC_FX
 
 vec4 fx_master(vec3 c0, vec3 c, int seed, vec3 m0) {
-    float fx = magic(m0.xy, vec3(1,0,0), seed);
+    float fx = magic(m0.xy, vec3(1., 0., 0.), seed);
-    bool invert = magic_trigger(vec3(m0.z, 0, 0), seed);
+    bool invert = magic_trigger(vec3(m0.z, 0., 0.), seed);
 
     vec3 c_out = mix(c0, c, fx);
 
-    c_out = mix(c_out, 1 - c_out, invert ? 1 : 0);
+    c_out = mix(c_out, 1. - c_out, invert ? 1. : 0.);
 
-    return vec4(c_out, 1.0);
+    return vec4(c_out, 1.);
 }
 
 subroutine vec4 fx_stage_sub(vec2 vUV, sampler2D previous, sampler2D feedback, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0);
@@ -29,29 +30,29 @@ subroutine(fx_stage_sub) vec4 fx_1(vec2 vUV, sampler2D previous, sampler2D feedb
 
     // controls
 
-    float hue = magic(f1, b1, seed + 10);
+    float hue = magic(f1, b1, seed + 10.);
-    float saturation = magic(f2, b2, seed + 20);
+    float saturation = magic(f2, b2, seed + 20.);
-    float light = magic(f3, b3, seed + 30);
+    float light = magic(f3, b3, seed + 30.);
 
     // logic
 
     vec3 c0 = texture(previous, uv0).xyz;
     vec3 c = c0;
     c = shift3(c, hue);
-    c *= 1 + saturation;
+    c *= 1. + saturation;
-    c = mix(c + light * 2.0, c - (1 - light) * 2.0, step(0.5, light));
+    c = mix(c + light * 2., c - (1. - light) * 2., step(.5, light));
 
     return fx_master(c0, c, seed, m0);
 }
 
 // FX 2 : feedback + shift
-vec4 fx_shift(vec2 vUV, sampler2D src0, sampler2D src1, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0)
+subroutine(fx_stage_sub) vec4 fx_shift(vec2 vUV, sampler2D src0, sampler2D src1, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0)
 {
     // start
 
 	vec2 uv0 = vUV.st;
     float ratio = iResolution.x / iResolution.y;
-    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
@@ -64,7 +65,7 @@ vec4 fx_shift(vec2 vUV, sampler2D src0, sampler2D src1, int seed, vec3 b1, vec2
     vec3 c0 = texture(src0, uv0).xyz;
 
     vec2 uv2 = uv1;
-    uv2 = mix(uv2 * (1 + zoom * 2), uv2 * (zoom), step(0.5, zoom));
+    uv2 = mix(uv2 * (1 + zoom * 2), uv2 * (zoom), step(.5, zoom));
     uv2 += vec2(x_shift * ratio, y_shift) * 2;
     vec3 c = reframe(src1, uv2).xyz;
 
@@ -115,28 +116,28 @@ subroutine(fx_stage_sub) vec4 fx_5(vec2 vUV, sampler2D previous, sampler2D feedb
 
 	vec2 uv0 = vUV.st;
     float ratio = iResolution.x / iResolution.y;
-    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
-    float pixel_size = magic(f1, b1, seed + 10);
+    float pixel_size = magic(f1, b1, seed + 10.);
-    float quantize = magic(f2, b2, seed + 20);
+    float quantize = magic(f2, b2, seed + 20.);
-    bool quantize_trigger = magic_trigger(b2, seed + 20);
+    bool quantize_trigger = magic_trigger(b2, seed + 20.);
-    float blur = magic(f3, b3, seed + 30);
+    float blur = magic(f3, b3, seed + 30.);
 
     // logic
 
     vec3 c0 = texture(previous, uv0).xyz;
 
     vec2 uv2 = uv1;
-    float pixel = (1 - pixel_size) * 250 + 25;
+    float pixel = (1., - pixel_size) * 250. + 25.;
     uv2 = round(uv2 * pixel) / pixel;
-    vec3 c = gauss(previous, uv2 * vec2(1 / ratio, 1)  + .5, 3, 0.005 * blur).xyz;
+    vec3 c = gauss(previous, uv2 * vec2(1. / ratio, 1.)  + .5, 3, .005 * blur).xyz;
-    float colors = (1 - quantize) * 10 + 1;
+    float colors = (1. - quantize) * 10. + 1.;
     if (quantize_trigger) {
         c = round(c * colors) / colors;
     }
-    // c = mix(c, 1 - c, step(noise_f(uv0 * 10 + vec2(iTime * 0.1, 0), 5), 0.5));
+    // c = mix(c, 1 - c, step(noise_f(uv0 * 10 + vec2(iTime * .1, 0), 5), .5));
 
     return fx_master(c0, c, seed, m0);
 }
@@ -148,7 +149,7 @@ subroutine(fx_stage_sub) vec4 fx_6(vec2 vUV, sampler2D previous, sampler2D feedb
 
 	vec2 uv0 = vUV.st;
     float ratio = iResolution.x / iResolution.y;
-    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
@@ -168,7 +169,7 @@ subroutine(fx_stage_sub) vec4 fx_6(vec2 vUV, sampler2D previous, sampler2D feedb
     if (pixel_size_trigger) {
         uv2 = floor(uv2 * k1) / k1;
     }
-    vec3 c = gauss(previous, uv2 * vec2(1 / ratio, 1)  + .5, 3, 0.005 * blur).xyz;
+    vec3 c = gauss(previous, uv2 * vec2(1 / ratio, 1)  + .5, 3, .005 * blur).xyz;
     float k3 = pow(2, 5 - floor(quantize * 5));
     if (quantize_trigger) {
         c *= k3;
@@ -190,26 +191,26 @@ subroutine(fx_stage_sub) vec4 fx_7(vec2 vUV, sampler2D previous, sampler2D feedb
 
 	vec2 uv0 = vUV.st;
     float ratio = iResolution.x / iResolution.y;
-    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
-    float lens_v = magic(f1, b1, seed + 10);
+    float lens_v = magic(f1, b1, seed + 10.);
-    float horizontal_noise = magic(f2, b2, seed + 20);
+    float horizontal_noise = magic(f2, b2, seed + 20.);
-    float zoom = magic(f3, b3, seed + 30);
+    float zoom = magic(f3, b3, seed + 30.);
 
     // logic
 
     vec3 c0 = texture(previous, uv0).xyz;
 
     vec2 uv2 = uv1;
-    float k1 = lens_v * 0.5;
+    float k1 = lens_v * .5;
-    uv2 *= 1 + zoom * 2;
+    uv2 *= 1. + zoom * 2.;
     uv2 = lens(uv2, -k1, k1);
     float k = horizontal_noise;
     vec3 c = vec3(
-        reframe_b(previous, uv2 + vec2((rand(uv0.y * 1000 + iTime) - 0.5) * k * 0.1)).x,
+        reframe_b(previous, uv2 + vec2((rand(uv0.y * 1000. + iTime) - .5) * k * .1)).x,
-        reframe_b(previous, uv2 + vec2((rand(uv0.y * 1100 + iTime) - 0.5) * k * 0.1)).y,
+        reframe_b(previous, uv2 + vec2((rand(uv0.y * 1100. + iTime) - .5) * k * .1)).y,
         reframe_b(previous, uv2).z
     );
 
@@ -223,30 +224,28 @@ subroutine(fx_stage_sub) vec4 fx_8(vec2 vUV, sampler2D previous, sampler2D feedb
 
 	vec2 uv0 = vUV.st;
     float ratio = iResolution.x / iResolution.y;
-    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
-    float axes = magic(f1, b1, seed + 10);
+    float axes = magic(f1, b1, seed + 10.);
-    float axes_trigger = magic_b(b1, seed + 10).x;
+    float axes_trigger = magic_b(b1, seed + 10.).x;
-    float rotation = magic(f2, b2, seed + 20);
+    float rotation = magic(f2, b2, seed + 20.);
-    float h_scroll = magic(f3, b3, seed + 30);
+    float h_scroll = magic(f3, b3, seed + 30.);
 
     // logic
 
     vec3 c0 = texture(previous, uv0).xyz;
 
     vec2 uv2 = uv1;
-    uv2 = mix(uv2, kal2(uv2 * rot(0.25), floor(axes * 9 + 1)) * vec2(1, -2) + vec2(0, -0.5), axes_trigger);
+    uv2 = mix(uv2, kal2(uv2 * rot(.25), floor(axes * 9. + 1.)) * vec2(1., -2.) + vec2(0., -.5), axes_trigger);
     uv2 *= rot(rotation);
-    uv2.x = (saw(uv2.x / ratio + 0.5 + h_scroll * 2) - 0.5) * ratio;
+    uv2.x = (saw(uv2.x / ratio + .5 + h_scroll * 2.) - .5) * ratio;
     vec3 c = reframe(previous, uv2).xyz;
 
     return fx_master(c0, c, seed, m0);
 }
 
-#include inc_cp437.glsl
-
 // FX 9 : cp437
 subroutine(fx_stage_sub) vec4 fx_9(vec2 vUV, sampler2D previous, sampler2D feedback, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0)
 {
@@ -254,35 +253,35 @@ subroutine(fx_stage_sub) vec4 fx_9(vec2 vUV, sampler2D previous, sampler2D feedb
 
 	vec2 uv0 = vUV.st;
     float ratio = iResolution.x / iResolution.y;
-    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
-    float zoom = magic(f1, b1, seed + 10);
+    float zoom = magic(f1, b1, seed + 10.);
-    vec2 charset = magic_f(f2, b2, seed + 20);
+    vec2 charset = magic_f(f2, b2, seed + 20.);
-    vec3 charset_ctrl = magic_b(b2, seed + 20);
+    vec3 charset_ctrl = magic_b(b2, seed + 20.);
-    float char_delta = magic(f3, b3, seed + 30);
+    float char_delta = magic(f3, b3, seed + 30.);
-    float t = magic(seed + 40);
+    float t = magic(seed + 40.);
 
     // logic
 
     vec3 c0 = texture(previous, uv0).xyz;
 
     vec2 uv2 = uv1;
-    float k1 = 100 * (1 - zoom) + 10;
+    float k1 = 100. * (1. - zoom) + 10.;
-    float inv_k = 1 / k1;
+    float inv_k = 1. / k1;
     uv2 = floor(uv2 * k1) * inv_k;
-    int start_char = charset_ctrl.x > 0 ? charsets[int(charset.x * CHARSETS) * 2] : 0x01;
+    int start_char = charset_ctrl.x > 0. ? charsets[int(charset.x * CHARSETS) * 2] : 0x01;
-    int char_span = int((charset_ctrl.x > 0 ? charsets[int(charset.x * CHARSETS) * 2 + 1] : 255));
+    int char_span = int((charset_ctrl.x > 0. ? charsets[int(charset.x * CHARSETS) * 2 + 1] : 255));
-    char_span = int(char_span * max(1 - charset.y, 1 / (char_span * 0.75)));
+    char_span = int(char_span * max(1. - charset.y, 1. / (char_span * .75)));
     ivec2 uv2i = ivec2(uv2 * k1);
-    int code = ((charset_ctrl.y < 1 || (uv2i.x % 2 ^ uv2i.y % 2) > 0) ? 1 : 0) * (start_char + int((rand(uv2i) + char_delta) * char_span) % char_span);
+    int code = ((charset_ctrl.y < 1. || (uv2i.x % 2 ^ uv2i.y % 2) > 0) ? 1 : 0) * (start_char + int((rand(uv2i) + char_delta) * char_span) % char_span);
-    vec3 c = reframe(previous, uv2 + vec2(0, 0) * inv_k * 0.125).xyz * 0.2
+    vec3 c = reframe(previous, uv2 + vec2(0., 0.) * inv_k * .125).xyz * .2
-        + reframe(previous, uv2 + vec2(1, 0) * inv_k * 0.125).xyz * 0.2
+        + reframe(previous, uv2 + vec2(1., 0.) * inv_k * .125).xyz * .2
-        + reframe(previous, uv2 + vec2(1, 1) * inv_k * 0.125).xyz * 0.2
+        + reframe(previous, uv2 + vec2(1., 1.) * inv_k * .125).xyz * .2
-        + reframe(previous, uv2 + vec2(0, 1) * inv_k * 0.125).xyz * 0.2
+        + reframe(previous, uv2 + vec2(0., 1.) * inv_k * .125).xyz * .2
-        + reframe(previous, uv2 + vec2(0.5, 0.5) * inv_k * 0.125).xyz * 0.2;
+        + reframe(previous, uv2 + vec2(.5, .5) * inv_k * .125).xyz * .2;
-    c = char(mod(uv1 * k1, 1), code) ? c : vec3(0);
+    c = char(mod(uv1 * k1, 1.), code) ? c : vec3(0.);
 
     return fx_master(c0, c, seed, m0);
 }
@@ -294,22 +293,22 @@ subroutine(fx_stage_sub) vec4 fx_10(vec2 vUV, sampler2D previous, sampler2D feed
 
 	vec2 uv0 = vUV.st;
     float ratio = iResolution.x / iResolution.y;
-    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
-    float lens_v1 = magic(f1, b1, seed + 10);
+    float lens_v1 = magic(f1, b1, seed + 10.);
-    float lens_v2 = magic(f2, b2, seed + 20);
+    float lens_v2 = magic(f2, b2, seed + 20.);
-    float zoom = magic(f3, b3, seed + 30);
+    float zoom = magic(f3, b3, seed + 30.);
-    float k = magic(seed + 40);
+    float k = magic(seed + 40.);
 
     // logic
 
     vec3 c0 = texture(previous, uv0).xyz;
 
     vec2 uv2 = uv1;
-    uv2 *= 1 + zoom * 2;
+    uv2 *= 1. + zoom * 2.;
-    uv2 = lens(uv2, -lens_v2 * 10, lens_v1 * 10);
+    uv2 = lens(uv2, -lens_v2 * 10., lens_v1 * 10.);
     vec3 c = reframe(previous, uv2).xyz;
 
     return fx_master(c0, c, seed, m0);
@@ -322,13 +321,13 @@ subroutine(fx_stage_sub) vec4 fx_11(vec2 vUV, sampler2D previous, sampler2D feed
 
 	vec2 uv0 = vUV.st;
     float ratio = iResolution.x / iResolution.y;
-    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
-    float wall1 = magic(f1, b1, seed + 10);
+    float wall1 = magic(f1, b1, seed + 10.);
-    float wall2 = magic(f2, b2, seed + 20);
+    float wall2 = magic(f2, b2, seed + 20.);
-    float angle = magic(f3, b3, seed + 30);
+    float angle = magic(f3, b3, seed + 30.);
 
     // logic
 
@@ -336,8 +335,8 @@ subroutine(fx_stage_sub) vec4 fx_11(vec2 vUV, sampler2D previous, sampler2D feed
 
     vec2 uv2 = uv1;
     uv2 *= rot(angle);
-    uv2.y = min(uv2.y, 1 - wall1);
+    uv2.y = min(uv2.y, 1. - wall1);
-    uv2.y = -min(-uv2.y, 1 - wall2);
+    uv2.y = -min(-uv2.y, 1. - wall2);
     uv2 *= rot(-angle);
     vec3 c = reframe(previous, uv2).xyz;
 
@@ -351,33 +350,33 @@ subroutine(fx_stage_sub) vec4 fx_12(vec2 vUV, sampler2D previous, sampler2D feed
 
 	vec2 uv0 = vUV.st;
     float ratio = iResolution.x / iResolution.y;
-    vec2 uv1 = (uv0 - 0.5) * vec2(ratio, 1);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
-    float pixel_size = magic(f1, b1, seed + 10);
+    float pixel_size = magic(f1, b1, seed + 10.);
-    bool pixel_size_trigger = magic_trigger(b1, seed + 10);
+    bool pixel_size_trigger = magic_trigger(b1, seed + 10.);
-    f2 = magic_f(f2, b2, seed + 20);
+    f2 = magic_f(f2, b2, seed + 20.);
-    int rule = int(f2.x * 12);
+    int rule = int(f2.x * 12.);
-    float threshold = f2.y * 0.9 + 0.05;
+    float threshold = f2.y * .9 + .05;
-    float fb = magic(f3, b3, seed + 30);
+    float fb = magic(f3, b3, seed + 30.);
 
     // logic
 
     vec3 c0 = texture(previous, uv0).xyz;
 
     vec2 uv2 = uv1;
-    float k1 = pow(2, 9 - floor(pixel_size * 5));
+    float k1 = pow(2., 9. - floor(pixel_size * 5.));
-    float p = 1 / k1;
+    float p = 1. / k1;
     uv2 = round(uv2 * k1) / k1;
     vec3 c1 = mix(
-        reframe(previous, uv2 + vec2(0.5, 0.5) * p).xyz,
+        reframe(previous, uv2 + vec2(.5, .5) * p).xyz,
-        reframe(feedback, uv2 + vec2(0.5, 0.5) * p).xyz,
+        reframe(feedback, uv2 + vec2(.5, .5) * p).xyz,
         fb
     );
     vec3 c2 = mix(
-        reframe(previous, uv2 + vec2(1.5, 0.5) * p).xyz,
+        reframe(previous, uv2 + vec2(1.5, .5) * p).xyz,
-        reframe(feedback, uv2 + vec2(1.5, 0.5) * p).xyz,
+        reframe(feedback, uv2 + vec2(1.5, .5) * p).xyz,
         fb
     );
     vec3 c3 = mix(
@@ -386,33 +385,33 @@ subroutine(fx_stage_sub) vec4 fx_12(vec2 vUV, sampler2D previous, sampler2D feed
         fb
     );
     vec3 c4 = mix(
-        reframe(previous, uv2 + vec2(0.5, 1.5) * p).xyz,
+        reframe(previous, uv2 + vec2(.5, 1.5) * p).xyz,
-        reframe(feedback, uv2 + vec2(0.5, 1.5) * p).xyz,
+        reframe(feedback, uv2 + vec2(.5, 1.5) * p).xyz,
         fb
     );
     vec3 c5 = mix(
-        reframe(previous, uv2 + vec2(-0.5, 1.5) * p).xyz,
+        reframe(previous, uv2 + vec2(-.5, 1.5) * p).xyz,
-        reframe(feedback, uv2 + vec2(-0.5, 1.5) * p).xyz,
+        reframe(feedback, uv2 + vec2(-.5, 1.5) * p).xyz,
         fb
     );
     vec3 c6 = mix(
-        reframe(previous, uv2 + vec2(-0.5, 0.5) * p).xyz,
+        reframe(previous, uv2 + vec2(-.5, .5) * p).xyz,
-        reframe(feedback, uv2 + vec2(-0.5, 0.5) * p).xyz,
+        reframe(feedback, uv2 + vec2(-.5, .5) * p).xyz,
         fb
     );
     vec3 c7 = mix(
-        reframe(previous, uv2 + vec2(-0.5, -0.5) * p).xyz,
+        reframe(previous, uv2 + vec2(-.5, -.5) * p).xyz,
-        reframe(feedback, uv2 + vec2(-0.5, -0.5) * p).xyz,
+        reframe(feedback, uv2 + vec2(-.5, -.5) * p).xyz,
         fb
     );
     vec3 c8 = mix(
-        reframe(previous, uv2 + vec2(0.5, -0.5) * p).xyz,
+        reframe(previous, uv2 + vec2(.5, -.5) * p).xyz,
-        reframe(feedback, uv2 + vec2(0.5, -0.5) * p).xyz,
+        reframe(feedback, uv2 + vec2(.5, -.5) * p).xyz,
         fb
     );
     vec3 c9 = mix(
-        reframe(previous, uv2 + vec2(-0.5, -0.5) * p).xyz,
+        reframe(previous, uv2 + vec2(-.5, -.5) * p).xyz,
-        reframe(feedback, uv2 + vec2(-0.5, -0.5) * p).xyz,
+        reframe(feedback, uv2 + vec2(-.5, -.5) * p).xyz,
         fb
     );
     bool alive = mean(c1) >= threshold;
@@ -453,7 +452,7 @@ subroutine(fx_stage_sub) vec4 fx_12(vec2 vUV, sampler2D previous, sampler2D feed
         alive = n >= 6 || !alive && n == 4 || alive && (n == 3 || n == 5);
     }
 
-    vec3 cout = vec3(alive ? 1 : 0);
+    vec3 cout = vec3(alive ? 1. : 0.);
 
     return fx_master(c0, cout, seed, m0);
 }
@@ -465,20 +464,20 @@ subroutine(fx_stage_sub) vec4 fx_13(vec2 vUV, sampler2D previous, sampler2D feed
 
 	vec2 uv0 = vUV.st;
     float ratio = iResolution.x / iResolution.y;
-    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
-    float sx = magic(f1, b1, seed + 10) * 2;
+    float sx = magic(f1, b1, seed + 10.) * 2.;
-    float sy = magic(f2, b2, seed + 20) * 2;
+    float sy = magic(f2, b2, seed + 20.) * 2.;
-    float disp = 0.005 * magic(f3, b3, seed + 30);
+    float disp = .005 * magic(f3, b3, seed + 30.);
 
     // logic
 
     vec3 c0 = texture(previous, uv0).xyz;
 
-    const mat3x3 sobelx = {{-1, -2, -1}, {0, 0, 0}, {1, 2, 1}};
+    const mat3x3 sobelx = mat3x3(-1., -2., -1., 0., 0., 0., 1., 2., 1.);
-    const mat3x3 sobely = {{-1, 0, 1}, {-2, 0, 2}, {-1, 0, 1}};
+    const mat3x3 sobely = mat3x3(-1., 0., 1., -2., 0., 2., -1., 0., 1.);
 
     mat3x3 sobel = sobelx * sx + sobely * sy;
 
@@ -494,13 +493,13 @@ subroutine(fx_stage_sub) vec4 fx_14(vec2 vUV, sampler2D previous, sampler2D feed
 
 	vec2 uv0 = vUV.st;
     float ratio = iResolution.x / iResolution.y;
-    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
-    float zoom = 1 + magic(f1, b1, seed + 10) * 9;
+    float zoom = 1 + magic(f1, b1, seed + 10.) * 9.;
-    float h_scroll = magic(f2, b2, seed + 20);
+    float h_scroll = magic(f2, b2, seed + 20.);
-    float angle = magic(f3, b3, seed + 30);
+    float angle = magic(f3, b3, seed + 30.);
 
     // logic
 
@@ -512,11 +511,11 @@ subroutine(fx_stage_sub) vec4 fx_14(vec2 vUV, sampler2D previous, sampler2D feed
 
     uv3 *= rot(angle);
 
-    uv3 += vec2(h_scroll, 0);
+    uv3 += vec2(h_scroll, 0.);
 
     uv3 *= round(zoom);
 
-    vec2 umax = vec2(round(zoom), 300);
+    vec2 umax = vec2(round(zoom), 300.);
 
     vec3 c = reframe(previous, mod(uv3, umax)).xyz;
 
@@ -526,33 +525,33 @@ subroutine(fx_stage_sub) vec4 fx_14(vec2 vUV, sampler2D previous, sampler2D feed
 // FX 15 : Random
 subroutine(fx_stage_sub) vec4 fx_15(vec2 vUV, sampler2D previous, sampler2D feedback, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3, vec3 m0)
 {
-	int fx = int(randTime(seed + 100) * 14);
+	int fx = int(randTime(seed + 100.) * 14.) + 1;
 
-    if (fx == 0) {
+    if (fx == 1) {
         return fx_1(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
-    } else if (fx == 1) {
-        return fx_2(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
     } else if (fx == 2) {
-        return fx_3(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
+        return fx_2(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
     } else if (fx == 3) {
-        return fx_4(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
+        return fx_3(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
     } else if (fx == 4) {
-        return fx_5(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
+        return fx_4(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
     } else if (fx == 5) {
-        return fx_6(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
+        return fx_5(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
     } else if (fx == 6) {
-        return fx_7(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
+        return fx_6(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
     } else if (fx == 7) {
-        return fx_8(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
+        return fx_7(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
     } else if (fx == 8) {
-        return fx_9(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
+        return fx_8(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
     } else if (fx == 9) {
-        return fx_10(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
+        return fx_9(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
     } else if (fx == 10) {
-        return fx_11(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
+        return fx_10(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
     } else if (fx == 11) {
-        return fx_12(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
+        return fx_11(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
     } else if (fx == 12) {
+        return fx_12(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
+    } else if (fx == 13) {
         return fx_13(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);
     } else {
         return fx_14(vUV, previous, feedback, seed, b1, f1, b2, f2, b3, f3, m0);

default/inc_magic.glsl

@@ -3,75 +3,75 @@
 #ifndef INC_MAGIC
 #define INC_MAGIC
 
-vec2 magic_f(vec2 F, vec3 B, float i)
+vec2 magic_f(vec2 f, vec3 b, float i)
 {
     return vec2(
-        mix(F.x, randTime(i + 1), min(1, B.z)),
+        mix(f.x, randTime(i + 1.), min(1., b.z)),
-        mix(F.y, randTime(i + 2), min(1, B.z))
+        mix(f.y, randTime(i + 2.), min(1., b.z))
     );
 }
 
 vec2 magic_f(float i)
 {
-    return magic_f(vec2(0), vec3(0, 0, 1), i);
+    return magic_f(vec2(0.), vec3(0., 0., 1.), i);
 }
 
-vec3 magic_b(vec3 B, float i)
+vec3 magic_b(vec3 b, float i)
 {
     return vec3(
-        mix(B.x, step(0.2, randTime(i + 3)), min(1, B.z)),
+        mix(b.x, step(.2, randTime(i + 3.)), min(1., b.z)),
-        mix(B.y, step(0.5, randTime(i + 4)), min(1, B.z)),
+        mix(b.y, step(.5, randTime(i + 4.)), min(1., b.z)),
-        min(1, B.z)
+        min(1., b.z)
     );
 }
 
 vec3 magic_b(float i)
 {
-    return magic_b(vec3(0, 0, 1), i);
+    return magic_b(vec3(0., 0., 1.), i);
 }
 
-bool magic_trigger(vec3 B, float i)
+bool magic_trigger(vec3 b, float i)
 {
-    return magic_b(B, i).x > 0;
+    return magic_b(b, i).x > 0.;
 }
 
 bool magic_trigger(float i)
 {
-    return magic_b(i).x > 0;
+    return magic_b(i).x > 0.;
 }
 
-float magic(vec2 F, vec3 B, float i)
+float magic(vec2 f, vec3 b, float i)
 {
-    vec2 f = magic_f(F, B, i);
+    vec2 mf = magic_f(f, b, i);
-    vec3 b = magic_b(B, i);
+    vec3 mb = magic_b(b, i);
 
-    return mix(0, f.x * mix(1 - modTime(f.y), cosTime(f.y) * 0.5 + 0.5, b.y), b.x);
+    return mix(0., mf.x * mix(1. - modTime(mf.y), cosTime(mf.y) * .5 + .5, mb.y), mb.x);
 }
 
-float fmagic(vec2 F, vec3 B, float i)
+float fmagic(vec2 f, vec3 b, float i)
 {
-    vec2 f = magic_f(F, B, i);
+    vec2 mf = magic_f(f, b, i);
-    vec3 b = magic_b(B, i);
+    vec3 mb = magic_b(b, i);
 
-    return f.x * mix(1 - modTime(f.y), cosTime(f.y) * 0.5 + 0.5, b.y);
+    return mf.x * mix(1. - modTime(mf.y), cosTime(mf.y) * .5 + .5, mb.y);
 }
 
 float magic(float i)
 {
-    return magic(vec2(0), vec3(0, 0, 1), i);
+    return magic(vec2(0.), vec3(0., 0., 1.), i);
 }
 
-float magic_reverse(vec2 F, vec3 B, float i)
+float magic_reverse(vec2 f, vec3 b, float i)
 {
-    vec2 f = magic_f(F, B, i);
+    vec2 mf = magic_f(f, b, i);
-    vec3 b = magic_b(B, i);
+    vec3 mb = magic_b(b, i);
 
-    return mix(0, f.x * mix(1 - modTime(f.y), modTime(f.y), b.y), b.x);
+    return mix(0., mf.x * mix(1. - modTime(mf.y), modTime(mf.y), mb.y), mb.x);
 }
 
 float magic_reverse(float i)
 {
-    return magic_reverse(vec2(0), vec3(0, 0, 1), i);
+    return magic_reverse(vec2(0.), vec3(0., 0., 1.), i);
 }
 
 #endif

default/inc_map.glsl

@@ -6,7 +6,7 @@ vec2 project_4p(vec2 uv, vec2 p1, vec2 p2, vec2 p3, vec2 p4) {
     float k2 = (p3.y - p1.y) / (p2.y - p3.y);
     float a = (p4.x - p3.x + k1 * p3.x - k1 * p2.x) / (p1.x - p3.x - k2 * p3.x + k2 * p2.x);
     float b = k1 + a * k2;
-    float c = 1 - a - b;
+    float c = 1. - a - b;
     // https://math.stackexchange.com/questions/296794/finding-the-transform-matrix-from-4-projected-points-with-javascript/339033#339033
     mat3 projection_a = mat3(
             a * p1.x, a * p1.y, a,
@@ -15,16 +15,16 @@ vec2 project_4p(vec2 uv, vec2 p1, vec2 p2, vec2 p3, vec2 p4) {
         );
     mat3 projection_a_prime = inverse(projection_a);
     mat3 projection_b = mat3(
-            0, 0, -1,
+            0., 0., -1.,
-            1, 0, 1,
+            1., 0., 1.,
-            0, 1, 1
+            0., 1., 1.
         );
-    vec3 tmp = projection_b * projection_a_prime * vec3(uv, 1);
+    vec3 tmp = projection_b * projection_a_prime * vec3(uv, 1.);
     return tmp.xy / tmp.z;
 }
 
 float base_mask(vec2 uv) {
-    return step(0, uv.x) * step(-1, -uv.x) * step(0, uv.y) * step(-1, -uv.y);
+    return step(0., uv.x) * step(-1., -uv.x) * step(0., uv.y) * step(-1., -uv.y);
 }
 
 #endif

default/inc_rand.glsl

@@ -1,14 +1,20 @@
 #ifndef INC_RAND
 #define INC_RAND
 
+// https://thebookofshaders.com/10/
+// https://byteblacksmith.com/improvements-to-the-canonical-one-liner-glsl-rand-for-opengl-es-2-0/
+
 float rand(float seed){
-    float v=pow(abs(seed),6./7.);
+    const float c =  43758.5453;
-    v*=sin(v)+1.;
+    return fract(sin(seed) * c);
-    return fract(v);
 }
 
-float rand(vec2 n){
+float rand(vec2 co)
-    return rand(n.x * 1234 + n.y * 9876);
+{
+    const float a = 12.9898;
+    const float b = 78.233;
+    float dt= dot(co.xy ,vec2(a,b));
+    return rand(dt);
 }
 
 #endif

default/inc_sentences.glsl

@@ -2,28 +2,29 @@
 #define INC_SENTENCES
 
 #define SENTENCE_COUNT 17
+#define SENTENCE_MAX_LENGTH 20
 
-const int sentences[SENTENCE_COUNT][20] = {
+const int sentences[] = int[SENTENCE_COUNT * SENTENCE_MAX_LENGTH](
-    {0x66, 0x6F, 0x72, 0x67, 0x65, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
+    0x66, 0x6F, 0x72, 0x67, 0x65, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-    {0x46, 0x4F, 0x52, 0x47, 0x45, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
+    0x46, 0x4F, 0x52, 0x47, 0x45, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-    {0x46, 0x2E, 0x4F, 0x2E, 0x52, 0x2E, 0x47, 0x2E, 0x45, 0x2E, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
+    0x46, 0x2E, 0x4F, 0x2E, 0x52, 0x2E, 0x47, 0x2E, 0x45, 0x2E, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-    {0x46, 0x75, 0x73, 0x69, 0x6F, 0x6E, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
+    0x46, 0x75, 0x73, 0x69, 0x6F, 0x6E, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-    {0x4F, 0x66, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
+    0x4F, 0x66, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-    {0x52, 0x65, 0x61, 0x6C, 0x2D, 0x74, 0x69, 0x6D, 0x65, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
+    0x52, 0x65, 0x61, 0x6C, 0x2D, 0x74, 0x69, 0x6D, 0x65, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-    {0x47, 0x65, 0x6E, 0x65, 0x72, 0x61, 0x74, 0x69, 0x76, 0x65, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
+    0x47, 0x65, 0x6E, 0x65, 0x72, 0x61, 0x74, 0x69, 0x76, 0x65, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-    {0x45, 0x66, 0x66, 0x65, 0x63, 0x74, 0x73, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
+    0x45, 0x66, 0x66, 0x65, 0x63, 0x74, 0x73, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-    {0x45, 0x76, 0x65, 0x72, 0x79, 0x74, 0x68, 0x69, 0x6E, 0x67, 0x20, 0x79, 0x6F, 0x75, 0x20, 0x73, 0x65, 0x65, 0x00, 0x00},
+    0x45, 0x76, 0x65, 0x72, 0x79, 0x74, 0x68, 0x69, 0x6E, 0x67, 0x20, 0x79, 0x6F, 0x75, 0x20, 0x73, 0x65, 0x65, 0x00, 0x00,
-    {0x50, 0x69, 0x78, 0x65, 0x6C, 0x20, 0x62, 0x79, 0x20, 0x70, 0x69, 0x78, 0x65, 0x6C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
+    0x50, 0x69, 0x78, 0x65, 0x6C, 0x20, 0x62, 0x79, 0x20, 0x70, 0x69, 0x78, 0x65, 0x6C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-    {0x4C, 0x69, 0x76, 0x65, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
+    0x4C, 0x69, 0x76, 0x65, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-    {0x47, 0x65, 0x6E, 0x65, 0x72, 0x61, 0x74, 0x65, 0x64, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
+    0x47, 0x65, 0x6E, 0x65, 0x72, 0x61, 0x74, 0x65, 0x64, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-    {0x43, 0x6F, 0x6E, 0x74, 0x72, 0x6F, 0x6C, 0x6C, 0x65, 0x64, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
+    0x43, 0x6F, 0x6E, 0x74, 0x72, 0x6F, 0x6C, 0x6C, 0x65, 0x64, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-    {0xE3, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
+    0xE3, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-    {0x4B, 0x6C, 0x65, 0xE3, 0x65, 0x6B, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
+    0x4B, 0x6C, 0x65, 0xE3, 0x65, 0x6B, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-    {0x43, 0x6F, 0x64, 0x65, 0x20, 0x61, 0x73, 0x20, 0x61, 0x72, 0x74, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
+    0x43, 0x6F, 0x64, 0x65, 0x20, 0x61, 0x73, 0x20, 0x61, 0x72, 0x74, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-    {0x41, 0x72, 0x74, 0x20, 0x61, 0x73, 0x20, 0x63, 0x6F, 0x64, 0x65, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
+    0x41, 0x72, 0x74, 0x20, 0x61, 0x73, 0x20, 0x63, 0x6F, 0x64, 0x65, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
-};
+);
 
-const int lengths[SENTENCE_COUNT] = {
+const int lengths[] = int[SENTENCE_COUNT](
     5, 5, 10, 6, 2, 9, 10, 7, 18, 14, 4, 9, 10, 1, 6, 11, 11
-};
+);
 #endif

default/inc_src.glsl

@@ -1,6 +1,7 @@
 #include inc_res.glsl
 #include inc_magic.glsl
 #include inc_functions.glsl
+#include inc_cp437.glsl
 
 #ifndef INC_SRC
 #define INC_SRC
@@ -13,6 +14,8 @@ uniform sampler2D iTex4;
 
 subroutine vec4 src_stage_sub(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3);
 
+subroutine uniform src_stage_sub src_stage;
+
 vec4 src_thru(vec2 vUV, sampler2D tex, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
 {
     // start
@@ -21,9 +24,9 @@ vec4 src_thru(vec2 vUV, sampler2D tex, int seed, vec3 b1, vec2 f1, vec3 b2, vec2
 
     // controls
 
-    float hue = magic(f1, b1, seed + 10);
+    float hue = magic(f1, b1, seed + 10.);
-    float saturation = magic(f2, b2, seed + 20);
+    float saturation = magic(f2, b2, seed + 20.);
-    float light = magic(f3, b3, seed + 30);
+    float light = magic(f3, b3, seed + 30.);
 
     // logic
 
@@ -31,8 +34,8 @@ vec4 src_thru(vec2 vUV, sampler2D tex, int seed, vec3 b1, vec2 f1, vec3 b2, vec2
 
     c = shift3(c, hue);
 
-    c *= 1 + saturation;
+    c *= 1. + saturation;
-    c = mix(c + light * 2.0, c - (1 - light) * 2.0, step(0.5, light));
+    c = mix(c + light * 2., c - (1. - light) * 2., step(.5, light));
 
     // output
 
@@ -40,259 +43,128 @@ vec4 src_thru(vec2 vUV, sampler2D tex, int seed, vec3 b1, vec2 f1, vec3 b2, vec2
 }
 
 // SRC 1: feedback + thru
-subroutine ( src_stage_sub ) vec4 src_1(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
+subroutine(src_stage_sub) vec4 src_1(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
 {
     return src_thru(vUV, iTex0, seed, b1, f1, b2, f2, b3, f3);
 }
 
 // SRC 2 : lines
-subroutine ( src_stage_sub ) vec4 src_2(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
+subroutine(src_stage_sub) vec4 src_2(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);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
-    float thickness = magic(f1, b1, seed + 10);
+    float thickness = magic(f1, b1, seed + 10.);
-    float rotation = magic(f2, b2, seed + 20);
+    float rotation = magic(f2, b2, seed + 20.);
-    float distort = magic(f3, b3, seed + 30);
+    float distort = magic(f3, b3, seed + 30.);
 
     // logic
 
     vec2 uv2 = uv1;
-    uv2.y *= cos(uv2.x * 5 * distort);
+    uv2.y *= cos(uv2.x * 5. * distort);
-    uv2 *= rot(rotation + iBeats / 16);
+    uv2 *= rot(rotation + iBeats * .0625);
-    float k = thickness * 2;
+    float k = thickness * 2.;
-    uv2.y = cmod(uv2.y, k * 2 + 0.1);
+    uv2.y = cmod(uv2.y, k * 2. + .1);
-    float f = istep(k * 0.125 + 0.05, uv2.y) * istep(k * 0.125 + 0.01, -uv2.y);
+    float f = istep(k * .125 + .05, uv2.y) * istep(k * .125 + .01, -uv2.y);
 
     return vec4(f);
 }
 
 // SRC 3 : dots
-subroutine ( src_stage_sub ) vec4 src_3(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
+subroutine(src_stage_sub) vec4 src_3(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);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
-    float zoom = magic(f1, b1, seed + 10);
+    float zoom = magic(f1, b1, seed + 10.);
-    float rotation = magic(f2, b2, seed + 20);
+    float rotation = magic(f2, b2, seed + 20.);
-    float lens_v = magic(f3, b3, seed + 30);
+    float lens_v = magic(f3, b3, seed + 30.);
 
     // logic
 
     vec2 uv2 = uv1;
-    float k1 = lens_v * 5;
+    float k1 = lens_v * 5.;
     uv2 = lens(uv2, -k1, k1);
-    uv2 = kal(uv2, 5);
+    uv2 = kal(uv2, 5.);
-    uv2 *= rot(rotation + iBeats / 16);
+    uv2 *= rot(rotation + iBeats * .0625);
-    float k = zoom * 0.1 + 0.05;
+    float k = zoom * .1 + .05;
-    uv2 = cmod(uv2, k * 2);
+    uv2 = cmod(uv2, k * 2.);
-    float f = istep(k / (1 + length(uv1) * 2), length(uv2));
+    float f = istep(k / (1. + length(uv1) * 2.), length(uv2));
 
     return vec4(f);
 }
 
-// // 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)
+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);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
-    float zoom = 2 + magic(f1, b1, seed + 10) * 20;
+    float zoom = 2. + magic(f1, b1, seed + 10.) * 20.;
-    float details = 5 * magic(f2, b2, seed + 20);
+    float details = 5. * magic(f2, b2, seed + 20.);
-    float delta = magic(f3, b3, seed + 30);
+    float delta = magic(f3, b3, seed + 30.);
 
     // logic
 
     uv1 *= zoom;
 
-    vec4 data = voronoi(uv1, 1, seed + 40, iBeats * 0.25);
+    vec4 data = voronoi(uv1, 1., seed + 40, iBeats * .25);
 
     float f = ease(data.x) + ease(data.y);
 
-    f = saw(f * (1 + data.x * details) - delta * 2.0);
+    f = saw(f * (1. + data.x * details) - delta * 2.);
 
     return vec4(f);
 }
 
 // SRC 5 : noise
-subroutine ( src_stage_sub ) vec4 src_5(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
+subroutine(src_stage_sub) vec4 src_5(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);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
-    float zoom = magic(f1, b1, seed + 10);
+    float zoom = magic(f1, b1, seed + 10.);
-    float voronoi_distort = magic(f2, b2, seed + 20);
+    float voronoi_distort = magic(f2, b2, seed + 20.);
-    float details = magic(f3, b3, seed + 30);
+    float details = magic(f3, b3, seed + 30.);
-    float noise_factor = magic(seed + 40);
+    float noise_factor = magic(seed + 40.);
 
     // logic
 
     vec2 uv2 = uv1;
-    uv2 *= zoom * 20 + 3;
+    uv2 *= zoom * 20. + 3.;
     uv2.x += iBeats;
     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;
+    f = sin(f * PI * (details * 20.)) * .5 + 1.;
-    int nf = int(noise_factor * 6);
+    int nf = int(noise_factor * 6.);
-    f *= mix(1, noise_f(uv2, nf - 1), step(0.0, float(nf)));
+    f *= mix(1., noise_f(uv2, nf - 1), step(.0, float(nf)));
 
     return vec4(f);
 }
 
 // SRC 6 : video in 1 + thru
-subroutine ( src_stage_sub ) vec4 src_6(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
+subroutine(src_stage_sub) vec4 src_6(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
 {
     if (iDemo > 0) {
         return src_2(vUV, seed, b1, f1, b2, f2, b3, f3);
@@ -301,123 +173,119 @@ subroutine ( src_stage_sub ) vec4 src_6(vec2 vUV, int seed, vec3 b1, vec2 f1, ve
     return src_thru(vUV, iTex3, seed, b1, f1, b2, f2, b3, f3);
 }
 
-#include inc_cp437.glsl
-
 // SRC 7 : cp437
-subroutine ( src_stage_sub ) vec4 src_7(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
+subroutine(src_stage_sub) vec4 src_7(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);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
-    float zoom = magic(f1, b1, seed + 10);
+    float zoom = magic(f1, b1, seed + 10.);
-    vec2 charset = magic_f(f2, b2, seed + 20);
+    vec2 charset = magic_f(f2, b2, seed + 20.);
-    vec3 charset_ctrl = magic_b(b2, seed + 20);
+    vec3 charset_ctrl = magic_b(b2, seed + 20.);
-    float char_delta = magic(f3, b3, seed + 30);
+    float char_delta = magic(f3, b3, seed + 30.);
 
     // logic
 
     vec2 uv2 = uv1;
-    uv2 *= zoom * 20 + 3;
+    uv2 *= zoom * 20. + 3.;
     uv2 += iBeats;
-    uv2 = mod(uv2, 100) + 100;
+    uv2 = mod(uv2, 100.) + 100.;
-    int start_char = charset_ctrl.x > 0 ? charsets[int(charset.x * CHARSETS) * 2] : 0x01;
+    int start_char = charset_ctrl.x > 0. ? charsets[int(charset.x * CHARSETS) * 2] : 0x01;
-    int char_span = int((charset_ctrl.x > 0 ? charsets[int(charset.x * CHARSETS) * 2 + 1] : 255));
+    int char_span = int((charset_ctrl.x > 0. ? charsets[int(charset.x * CHARSETS) * 2 + 1] : 255));
-    char_span = int(char_span * max(1 - charset.y, 1 / (char_span * 0.75)));
+    char_span = int(char_span * max(1. - charset.y, 1. / (char_span * .75)));
     ivec2 uv2i = ivec2(uv2);
-    int code = ((charset_ctrl.y < 1 || (uv2i.x % 2 ^ uv2i.y % 2) > 0) ? 1 : 0) * (start_char + int((rand(uv2i) + char_delta) * char_span) % char_span);
+    int code = ((charset_ctrl.y < 1. || (uv2i.x % 2 ^ uv2i.y % 2) > 0) ? 1 : 0) * (start_char + int((rand(uv2i) + char_delta) * char_span) % char_span);
-    uv2 = mod(uv2, 1);
+    uv2 = mod(uv2, 1.);
-    float f = char(uv2, code) ? 1 : 0;
+    float f = char(uv2, code) ? 1. : 0.;
 
     return vec4(f);
 }
 
 // SRC 8 : sentences
 
-#include inc_sentences.glsl
+subroutine(src_stage_sub) vec4 src_8(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
-
-subroutine ( src_stage_sub ) vec4 src_8(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);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
-    float zoom = magic(f1, b1, seed + 10);
+    float zoom = magic(f1, b1, seed + 10.);
-    float sentence = magic_reverse(f2, b2, seed + 20);
+    float sentence = magic_reverse(f2, b2, seed + 20.);
-    float h_delta = magic(f3, b3, seed + 30);
+    float h_delta = magic(f3, b3, seed + 30.);
-    vec3 h_delta_b = magic_b(b3, seed + 30);
+    vec3 h_delta_b = magic_b(b3, seed + 30.);
 
     // logic
 
     vec2 uv2 = uv1;
-    uv2 *= (1 + zoom) * 12;
+    uv2 *= (1. + zoom) * 12.;
-    uv2.y += 0.5;
+    uv2.y += .5;
     int s = int(sentence * (SENTENCE_COUNT - 1));
-    uv2.x += floor(uv2.y) * (h_delta - 0.5) * 2;
+    uv2.x += floor(uv2.y) * (h_delta - .5) * 2.;
-    uv2.y = mix(uv2.y, mod(uv2.y, 1), h_delta_b.x);
+    uv2.y = mix(uv2.y, mod(uv2.y, 1.), h_delta_b.x);
-    float f = write_20(uv2, vec2(-float(lengths[s]) * 0.5, 0), sentences[s]);
+    float f = write_sentence(uv2, vec2(-float(lengths[s]) * .5, 0.), s);
 
     return vec4(f);
 }
 
 // SRC 9 : sentences repeat
-subroutine ( src_stage_sub ) vec4 src_9(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
+subroutine(src_stage_sub) vec4 src_9(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);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
-    float h_shift = magic(f1, b1, seed + 10);
+    float h_shift = magic(f1, b1, seed + 10.);
-    float sentence = magic_reverse(f2, b2, seed + 20);
+    float sentence = magic_reverse(f2, b2, seed + 20.);
-    float h_delta = magic(f3, b3, seed + 30);
+    float h_delta = magic(f3, b3, seed + 30.);
-    vec3 h_delta_b = magic_b(b3, seed + 30);
+    vec3 h_delta_b = magic_b(b3, seed + 30.);
 
     // logic
 
     vec2 uv2 = uv1;
     uv2.x += h_shift;
-    uv2 *= 15;
+    uv2 *= 15.;
-    uv2.y += 0.5;
+    uv2.y += .5;
     int s = int(sentence * (SENTENCE_COUNT - 1));
     float slen = float(lengths[s]);
-    uv2.x += floor(uv2.y) * (h_delta - 0.5) * 2;
+    uv2.x += floor(uv2.y) * (h_delta - .5) * 2.;
-    uv2.x = cmod(uv2.x, slen + 1);
+    uv2.x = cmod(uv2.x, slen + 1.);
     vec2 uv3 = uv2;
-    uv3.y = mix(uv3.y, mod(uv3.y, 1), h_delta_b.x);
+    uv3.y = mix(uv3.y, mod(uv3.y, 1.), h_delta_b.x);
-    float f = write_20(uv3, vec2(-slen * 0.5, 0), sentences[s]);
+    float f = write_sentence(uv3, vec2(-slen * .5, 0.), s);
 
-    f *= (1 - abs(floor(uv2.y) * 0.125)) * (1 - abs(floor(uv2.y) * 0.125));
+    f *= (1. - abs(floor(uv2.y) * .125)) * (1. - abs(floor(uv2.y) * .125));
 
     return vec4(f);
 }
 
 // SRC 10 : isometric grid
-subroutine ( src_stage_sub ) vec4 src_10(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
+subroutine(src_stage_sub) vec4 src_10(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);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
-    float zoom = 5 + magic(f1, b1, seed + 10) * 15;
+    float zoom = 5. + magic(f1, b1, seed + 10.) * 15.;
-    float h_scroll = magic(f2, b2, seed + 20);
+    float h_scroll = magic(f2, b2, seed + 20.);
-    float max_elevation = magic(f3, b3, seed + 30) * 0.5;
+    float max_elevation = magic(f3, b3, seed + 30.) * .5;
-    float thick = 0.1;
+    float thick = .1;
 
     // logic
 
@@ -425,38 +293,38 @@ subroutine ( src_stage_sub ) vec4 src_10(vec2 vUV, int seed, vec3 b1, vec2 f1, v
 
     vec2 uv3 = iso(uv2);
 
-    uv3 += vec2(h_scroll, 0);
+    uv3 += vec2(h_scroll, 0.);
 
     uv3 *= round(zoom);
 
-    vec2 umax = vec2(round(zoom), 300);
+    vec2 umax = vec2(round(zoom), 300.);
 
     vec2 u0 = mod(floor(uv3), umax);
-    vec2 u1 = mod(floor(uv3 + vec2(1, 0)), umax);
+    vec2 u1 = mod(floor(uv3 + vec2(1., 0.)), umax);
-    vec2 u2 = mod(floor(uv3 + vec2(0, 1)), umax);
+    vec2 u2 = mod(floor(uv3 + vec2(0., 1.)), umax);
-    vec2 u3 = mod(floor(uv3 + vec2(-1, 0)), umax);
+    vec2 u3 = mod(floor(uv3 + vec2(-1., 0.)), umax);
-    vec2 u4 = mod(floor(uv3 + vec2(0, -1)), umax);
+    vec2 u4 = mod(floor(uv3 + vec2(0., -1.)), umax);
 
-    float e0 = (rand(floor(u0)) * 2 - 1) * max_elevation;
+    float e0 = (rand(floor(u0)) * 2. - 1.) * max_elevation;
-    float e1 = (rand(floor(u1)) * 2 - 1) * max_elevation;
+    float e1 = (rand(floor(u1)) * 2. - 1.) * max_elevation;
-    float e2 = (rand(floor(u2)) * 2 - 1) * max_elevation;
+    float e2 = (rand(floor(u2)) * 2. - 1.) * max_elevation;
-    float e3 = (rand(floor(u3)) * 2 - 1) * max_elevation;
+    float e3 = (rand(floor(u3)) * 2. - 1.) * max_elevation;
-    float e4 = (rand(floor(u4)) * 2 - 1) * max_elevation;
+    float e4 = (rand(floor(u4)) * 2. - 1.) * max_elevation;
 
-    uv3 = mod(uv3, 1.0) - 0.5;
+    uv3 = mod(uv3, 1.) - .5;
 
-    float f = 0;
+    float f = 0.;
 
-    f = line(uv3, vec2(0, 0) - iso_z(e0), vec2(1, 0) - iso_z(e1), thick)
+    f = line(uv3, vec2(0., 0.) - iso_z(e0), vec2(1., 0.) - iso_z(e1), thick)
-            + line(uv3, vec2(0, 0) - iso_z(e0), vec2(0, 1) - iso_z(e2), thick)
+            + line(uv3, vec2(0., 0.) - iso_z(e0), vec2(0., 1.) - iso_z(e2), thick)
-            + line(uv3, vec2(0, 0) - iso_z(e0), vec2(-1, 0) - iso_z(e3), thick)
+            + line(uv3, vec2(0., 0.) - iso_z(e0), vec2(-1., 0.) - iso_z(e3), thick)
-            + line(uv3, vec2(0, 0) - iso_z(e0), vec2(0, -1) - iso_z(e4), thick);
+            + line(uv3, vec2(0., 0.) - iso_z(e0), vec2(0., -1.) - iso_z(e4), thick);
 
     return vec4(f);
 }
 
 // SRC 11 : video in 2 + thru
-subroutine ( src_stage_sub ) vec4 src_11(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
+subroutine(src_stage_sub) vec4 src_11(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
 {
     if (iDemo > 0) {
         return src_3(vUV, seed, b1, f1, b2, f2, b3, f3);
@@ -466,62 +334,62 @@ subroutine ( src_stage_sub ) vec4 src_11(vec2 vUV, int seed, vec3 b1, vec2 f1, v
 }
 
 // SRC 12 : Scales
-subroutine ( src_stage_sub ) vec4 src_12(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
+subroutine(src_stage_sub) vec4 src_12(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);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
-    float zoom = 5 + magic(f1, b1, seed + 10) * 15;
+    float zoom = 5. + magic(f1, b1, seed + 10.) * 15.;
-    float shape = magic(f2, b2, seed + 20);
+    float shape = magic(f2, b2, seed + 20.);
-    float repeat = 1 + magic(f3, b3, seed + 30) * 10;
+    float repeat = 1. + magic(f3, b3, seed + 30.) * 10.;
 
     // logic
 
-    float f = 0;
+    float f = 0.;
 
     vec2 uv2 = uv1;
 
     uv2 *= zoom;
 
-    uv2 = mod(uv2, 4);
+    uv2 = mod(uv2, 4.);
 
     vec2 uv3 = uv2;
 
-    uv3.y = mix(uv3.y, -uv3.y, step(2, uv2.x) * step(2, uv2.y));
+    uv3.y = mix(uv3.y, -uv3.y, step(2., uv2.x) * step(2., uv2.y));
-    uv3.y = mix(uv3.y, -uv3.y, istep(2, uv2.x) * istep(2, uv2.y));
+    uv3.y = mix(uv3.y, -uv3.y, istep(2., uv2.x) * istep(2., uv2.y));
 
     uv3.y = -uv3.y;
 
-    uv3.x = mix(-uv3.x, uv3.x, istep(3, uv2.x) * step(1, uv2.x));
+    uv3.x = mix(-uv3.x, uv3.x, istep(3., uv2.x) * step(1., uv2.x));
-    uv3.x = mix(-uv3.x, uv3.x, istep(3, uv2.y) * step(1, uv2.y));
+    uv3.x = mix(-uv3.x, uv3.x, istep(3., uv2.y) * step(1., uv2.y));
 
-    f = istep(0.5, saw((length(mod(uv3, 1)) + shape + 0.5) * repeat));
+    f = istep(.5, saw((length(mod(uv3, 1.)) + shape + .5) * repeat));
 
-    f = mix(1 - f, f, istep(1, abs(uv2.y - 2)) * istep(2, uv2.x));
+    f = mix(1. - f, f, istep(1., abs(uv2.y - 2.)) * istep(2., uv2.x));
-    f = mix(1 - f, f, step(1, abs(uv2.y - 2)) * step(2, uv2.x));
+    f = mix(1. - f, f, step(1., abs(uv2.y - 2.)) * step(2., uv2.x));
 
     return vec4(f);
 }
 
 // SRC 13 : Credenza
-subroutine ( src_stage_sub ) vec4 src_13(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
+subroutine(src_stage_sub) vec4 src_13(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);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
-    float zoom = 5 + magic(f1, b1, seed + 10) * 15;
+    float zoom = 5. + magic(f1, b1, seed + 10.) * 15.;
-    float shape = 0.1 + magic(f2, b2, seed + 20) * 0.9;
+    float shape = .1 + magic(f2, b2, seed + 20.) * .9;
-    float repeat = 1 + magic(f3, b3, seed + 30) * 10;
+    float repeat = 1. + magic(f3, b3, seed + 30.) * 10.;
 
     // logic
 
@@ -529,33 +397,33 @@ subroutine ( src_stage_sub ) vec4 src_13(vec2 vUV, int seed, vec3 b1, vec2 f1, v
 
     uv2 *= zoom;
 
-    uv2 = mod(uv2, 2);
+    uv2 = mod(uv2, 2.);
 
-    uv2 = abs(uv2 - 1);
+    uv2 = abs(uv2 - 1.);
 
-    float f = istep(1, length(uv2)) * istep(1, length(1 - uv2));
+    float f = istep(1., length(uv2)) * istep(1., length(1. - uv2));
 
-    f *= istep(0.5, saw((length(uv2) + shape + 0.5) * repeat)) * istep(0.5, saw((length(1 - uv2) + shape + 0.5) * repeat));
+    f *= istep(.5, saw((length(uv2) + shape + .5) * repeat)) * istep(.5, saw((length(1. - uv2) + shape + .5) * repeat));
 
     return vec4(f);
 }
 
 // SRC 14 : Cursor
-subroutine ( src_stage_sub ) vec4 src_14(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
+subroutine(src_stage_sub) vec4 src_14(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);
+    vec2 uv1 = (uv0 - .5) * vec2(ratio, 1.);
 
     // controls
 
-    float size = magic(f1, b1, seed + 10) * 2 + 0.1;
+    float size = magic(f1, b1, seed + 10.) * 2. + .1;
-    float dx = (fmagic(f2, b2, seed + 20) * (1 - size * 0.06) - 0.5) * ratio;
+    float dx = (fmagic(f2, b2, seed + 20.) * (1. - size * .06) - .5) * ratio;
-    bool flip_x = magic_trigger(b2, seed + 20);
+    bool flip_x = magic_trigger(b2, seed + 20.);
-    float dy = fmagic(f3, b3, seed + 30) * (1 - size * 0.17) - 0.5;
+    float dy = fmagic(f3, b3, seed + 30.) * (1. - size * .17) - .5;
-    bool flip_y = magic_trigger(b3, seed + 30);
+    bool flip_y = magic_trigger(b3, seed + 30.);
 
     // logic
 
@@ -573,49 +441,49 @@ subroutine ( src_stage_sub ) vec4 src_14(vec2 vUV, int seed, vec3 b1, vec2 f1, v
 
     uv2 /= size;
 
-    uv2 *= -rot(-PI / 2);
+    uv2 *= -rot(-PI * 0.5);
 
-    float f = istep(0, (uv2.x * 2 + uv2.y) * (uv2.x * 2 - uv2.y)) * istep(0, uv2.y);
+    float f = istep(0., (uv2.x * 2. + uv2.y) * (uv2.x * 2. - uv2.y)) * istep(0., uv2.y);
 
-    uv2.y += 0.1;
+    uv2.y += .1;
 
-    f -= istep(0, (uv2.x + uv2.y * 3) * (uv2.x - uv2.y * 3)) * istep(0, uv2.y);
+    f -= istep(0., (uv2.x + uv2.y * 3.) * (uv2.x - uv2.y * 3.)) * istep(0., uv2.y);
 
-    f += rect(uv2, vec2(0, -0.04), vec2(0.01, 0.04));
+    f += rect(uv2, vec2(0., -.04), vec2(.01, .04));
 
     return vec4(f);
 }
 
 // SRC 15 : Random
-subroutine ( src_stage_sub ) vec4 src_15(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
+subroutine(src_stage_sub) vec4 src_15(vec2 vUV, int seed, vec3 b1, vec2 f1, vec3 b2, vec2 f2, vec3 b3, vec2 f3)
 {
-    int src = int(randTime(seed + 100) * 14);
+    int src = int(randTime(seed + 100.) * 14.) + 1;
 
-    if (src == 0) {
+    if (src == 1) {
         return src_1(vUV, seed, b1, f1, b2, f2, b3, f3);
-    } else if (src == 1) {
-        return src_2(vUV, seed, b1, f1, b2, f2, b3, f3);
     } else if (src == 2) {
-        return src_3(vUV, seed, b1, f1, b2, f2, b3, f3);
+        return src_2(vUV, seed, b1, f1, b2, f2, b3, f3);
     } else if (src == 3) {
-        return src_4(vUV, seed, b1, f1, b2, f2, b3, f3);
+        return src_3(vUV, seed, b1, f1, b2, f2, b3, f3);
     } else if (src == 4) {
-        return src_5(vUV, seed, b1, f1, b2, f2, b3, f3);
+        return src_4(vUV, seed, b1, f1, b2, f2, b3, f3);
     } else if (src == 5) {
-        return src_6(vUV, seed, b1, f1, b2, f2, b3, f3);
+        return src_5(vUV, seed, b1, f1, b2, f2, b3, f3);
     } else if (src == 6) {
-        return src_7(vUV, seed, b1, f1, b2, f2, b3, f3);
+        return src_6(vUV, seed, b1, f1, b2, f2, b3, f3);
     } else if (src == 7) {
-        return src_8(vUV, seed, b1, f1, b2, f2, b3, f3);
+        return src_7(vUV, seed, b1, f1, b2, f2, b3, f3);
     } else if (src == 8) {
-        return src_9(vUV, seed, b1, f1, b2, f2, b3, f3);
+        return src_8(vUV, seed, b1, f1, b2, f2, b3, f3);
     } else if (src == 9) {
-        return src_10(vUV, seed, b1, f1, b2, f2, b3, f3);
+        return src_9(vUV, seed, b1, f1, b2, f2, b3, f3);
     } else if (src == 10) {
-        return src_11(vUV, seed, b1, f1, b2, f2, b3, f3);
+        return src_10(vUV, seed, b1, f1, b2, f2, b3, f3);
     } else if (src == 11) {
-        return src_12(vUV, seed, b1, f1, b2, f2, b3, f3);
+        return src_11(vUV, seed, b1, f1, b2, f2, b3, f3);
     } else if (src == 12) {
+        return src_12(vUV, seed, b1, f1, b2, f2, b3, f3);
+    } else if (src == 13) {
         return src_13(vUV, seed, b1, f1, b2, f2, b3, f3);
     } else {
         return src_14(vUV, seed, b1, f1, b2, f2, b3, f3);

default/inc_time.glsl

@@ -21,33 +21,33 @@ float randTime(float seed){
 
 float divider(float x)
 {
-    if (x < 0.1) return 0;
+    if (x < .1) return 0.;
-    if (x < 0.2) return 0.125;
+    if (x < .2) return .125;
-    if (x < 0.3) return 0.25;
+    if (x < .3) return .25;
-    if (x < 0.4) return 0.5;
+    if (x < .4) return .5;
-    if (x < 0.6) return 1;
+    if (x < .6) return 1.;
-    if (x < 0.8) return 2;
+    if (x < .8) return 2.;
-    return 4;
+    return 4.;
 }
 
 float modTime(float k, float k2)
 {
-    return mod(divider(k) * iBeats * k2 / 4, 1);
+    return mod(divider(k) * iBeats * k2 * .25, 1.);
 }
 
 float modTime(float k)
 {
-    return modTime(k, 1.0);
+    return modTime(k, 1.);
 }
 
 float sinTime(float k)
 {
-    return sin(modTime(k, 0.5) * 2 * PI);
+    return sin(modTime(k, .5) * 2. * PI);
 }
 
 float cosTime(float k)
 {
-    return cos(modTime(k, 0.5) * 2 * PI);
+    return cos(modTime(k, .5) * 2. * PI);
 }
 
 #endif

default/inc_yuyv.glsl

@@ -4,41 +4,25 @@
 const int YUYV_FOURCC = 1448695129;
 
 // https://en.wikipedia.org/wiki/Y%E2%80%B2UV
-const mat3x3 yuyv_to_rgb_bt709 = {
+const mat3x3 yuyv_to_rgb_bt709 = mat3x3(1., 1., 1., 0., -.21482, 2.12798, 1.28033, -.38059, 0.);
-        {
-            1,
-            1,
-            1
-        },
-        {
-            0,
-            -0.21482,
-            2.12798
-        },
-        {
-            1.28033,
-            -0.38059,
-            0
-        }
-    };
 
 vec4 yuyvTex(sampler2D tex, vec2 vUV, int base_width) {
-    float w = base_width - 1;
+    float w = base_width - 1.;
     int x = int(vUV.x * w);
 
     int xU = x - x % 2;
     int xV = x - x % 2 + 1;
 
-    vec4 tU = texture(tex, vec2(xU / w, 1 - vUV.y));
+    vec4 tU = texture(tex, vec2(xU / w, 1. - vUV.y));
-    vec4 tV = texture(tex, vec2(xV / w, 1 - vUV.y));
+    vec4 tV = texture(tex, vec2(xV / w, 1. - vUV.y));
 
     vec3 yuv = vec3(
-            x % 2 == 0 ? tU.x : tV.x,
+            x % 2 == 0. ? tU.x : tV.x,
-            tU.y - 0.5,
+            tU.y - .5,
-            tV.y - 0.5
+            tV.y - .5
         );
 
-    return vec4(yuyv_to_rgb_bt709 * yuv, 1.0);
+    return vec4(yuyv_to_rgb_bt709 * yuv, 1.);
 }
 
 #endif

scripts/sentences.py

@@ -6,6 +6,8 @@ TARGET_FILE = os.path.join(
     os.path.dirname(__file__), "..", "default", "inc_sentences.glsl"
 )
 
+SENTENCE_MAX_LENGTH = 20
+
 SENTENCES = [
     "forge",
     "FORGE",
@@ -37,25 +39,26 @@ def code(char: str) -> str:
 
 def convert(txt: str) -> str:
     out = []
-    for i in range(20):
+    for i in range(SENTENCE_MAX_LENGTH):
         out += [code(txt[i]) if i < len(txt) else "0x00"]
-    return f"{{{', '.join(out)}}}"
+    return ', '.join(out)
 
 
 def main() -> None:
     with open(TARGET_FILE, mode="w") as file:
         file.write("#ifndef INC_SENTENCES\n")
         file.write("#define INC_SENTENCES\n\n")
-        file.write(f"#define SENTENCE_COUNT {len(SENTENCES)}\n\n")
+        file.write(f"#define SENTENCE_COUNT {len(SENTENCES)}\n")
-        file.write("const int sentences[SENTENCE_COUNT][20] = {\n")
+        file.write(f"#define SENTENCE_MAX_LENGTH {SENTENCE_MAX_LENGTH}\n\n")
-        for sentence in SENTENCES:
+        file.write("const int sentences[] = int[SENTENCE_COUNT * SENTENCE_MAX_LENGTH](\n")
-            file.write("    " + convert(sentence) + "," + "\n")
+        for i, sentence in enumerate(SENTENCES):
-        file.write("};\n\n")
+            file.write("    " + convert(sentence) + ("," if i < len(SENTENCES) - 1 else "") + "\n")
-        file.write("const int lengths[SENTENCE_COUNT] = {\n")
+        file.write(");\n\n")
+        file.write("const int lengths[] = int[SENTENCE_COUNT](\n")
         file.write(
             "    " + ", ".join(str(len(sentence)) for sentence in SENTENCES) + "\n"
         )
-        file.write("};\n")
+        file.write(");\n")
         file.write("#endif")
 
 

src/args.c

@@ -49,6 +49,7 @@ static void print_help(int status_code) {
       "[--wayland] "
       "[--cocoa] "
       "[--win32] "
+      "[-as / -nas] "
       "[-oma=MAJOR] "
       "[-omi=MINOR] "
       "\n\n"
@@ -87,6 +88,8 @@ static void print_help(int status_code) {
       "  -nls, --no-load-state       do not load saved state\n"
       "  -ss, --save-state           save state (default)\n"
       "  -nss, --no-save-state       do not save state\n"
+      "  -as, --auto-save            continuously save state (every ~10ms)\n"
+      "  -nas, --no-auto-save        do not continuously save state (default)\n"
       "  -mr, --midi-reconnect       auto-reconnect midi (default)\n"
       "  -nmr, --no-midi-reconnect   do not auto-reconnect midi\n"
       "  -tm, --trace-midi           print midi code and values\n"
@@ -168,6 +171,7 @@ void args_parse(Parameters *params, int argc, char **argv) {
   params->internal_size = 720;
   params->load_state = true;
   params->save_state = true;
+  params->auto_save = false;
   params->midi_reconnect = true;
   params->trace_midi = false;
   params->trace_fps = false;
@@ -234,6 +238,10 @@ void args_parse(Parameters *params, int argc, char **argv) {
       params->save_state = true;
     } else if (is_arg(arg, "-nss") || is_arg(arg, "--no-save-state")) {
       params->save_state = false;
+    } else if (is_arg(arg, "-as") || is_arg(arg, "--auto-save")) {
+      params->auto_save = true;
+    } else if (is_arg(arg, "-nas") || is_arg(arg, "--no-auto-save")) {
+      params->auto_save = false;
     } else if (is_arg(arg, "-mr") || is_arg(arg, "--midi-reconnect")) {
       params->midi_reconnect = true;
     } else if (is_arg(arg, "-nmr") || is_arg(arg, "--no-midi-reconnect")) {

src/config.h

@@ -87,6 +87,12 @@
 #define MAX_TAP_VALUES 10
 #endif
 
+/* STATE */
+
+#ifndef STATE_AUTO_SAVE_SECONDS
+#define STATE_AUTO_SAVE_SECONDS 0.1
+#endif
+
 /* OPENGL */
 
 #ifndef OPENGL_MAJOR_VERSION
@@ -98,6 +104,7 @@
 #endif
 
 /* GLFW CONSTANTS */
+
 #ifndef GLFW_BACKENDS
 #define GLFW_BACKEND_ANY 0
 #define GLFW_BACKEND_X11 1

src/file.c

@@ -109,10 +109,12 @@ void file_dump(const char *path, const char *content) {
   fclose(file_pointer);
 }
 
-void file_write(const char *path, const StringArray *lines) {
+void file_write(const char *path, const StringArray *lines, const bool log) {
   FILE *file_pointer;
 
+  if (log) {
     log_info("Writing %s...", path);
+  }
 
   // open file
   file_pointer = fopen(path, "w");

src/file.h

@@ -9,7 +9,7 @@ bool file_should_update(const File *file);
 
 bool file_update(File *file);
 
-void file_write(const char *path, const StringArray *lines);
+void file_write(const char *path, const StringArray *lines, const bool log);
 
 void file_dump(const char *path, const char *content);
 

src/forge.c

@@ -207,6 +207,7 @@ static void start_state_background_write() {
   process_args->context = &context;
   process_args->state_config = project.state_config;
   process_args->midi = &midi;
+  process_args->auto_save = init_params.auto_save;
   if (pthread_create(&thread, NULL, state_background_write, process_args) ==
       0) {
     pthread_detach(thread);

src/shaders.c

@@ -105,6 +105,13 @@ static bool init_gl(ShaderProgram *program) {
   glDebugMessageCallback(gl_debug_callback, NULL);
 #endif /* GL_DEBUG */
 
+  // print OpenGL info
+  log_info("[OpenGL] Vendor: %s", glGetString(GL_VENDOR));
+  log_info("[OpenGL] Renderer: %s", glGetString(GL_RENDERER));
+  log_info("[OpenGL] Version: %s", glGetString(GL_VERSION));
+  log_info("[OpenGL] Shading language: %s",
+           glGetString(GL_SHADING_LANGUAGE_VERSION));
+
 #ifdef VIDEO_IN
   program->egl_display = glfwGetEGLDisplay();
   if (program->egl_display == EGL_NO_DISPLAY) {

src/state.c

@@ -12,6 +12,7 @@
 #include "rand.h"
 #include "state.h"
 #include "tempo.h"
+#include "timer.h"
 
 static void safe_midi_write(MidiDevice midi, unsigned int code,
                             unsigned char value) {
@@ -179,13 +180,44 @@ static void load_from_index_file(Context *context, StateConfig state_config,
 }
 
 static void save_to_file(const Context *context, StateConfig state_config,
-                         const char *state_file) {
+                         const char *state_file, const bool log) {
   StringArray lines;
 
+  if (log) {
     log_info("Saving state to '%s'...", state_file);
+  }
 
   lines.length = 0;
 
+  snprintf(lines.values[lines.length++], STR_LEN, "time=%f", context->time);
+  if (lines.length > ARRAY_SIZE) {
+    log_error("Too many values to save");
+    return;
+  }
+  snprintf(lines.values[lines.length++], STR_LEN, "beats=%f",
+           context->tempo_total);
+  if (lines.length > ARRAY_SIZE) {
+    log_error("Too many values to save");
+    return;
+  }
+  snprintf(lines.values[lines.length++], STR_LEN, "demo=%d",
+           context->demo ? 1 : 0);
+  if (lines.length > ARRAY_SIZE) {
+    log_error("Too many values to save");
+    return;
+  }
+  snprintf(lines.values[lines.length++], STR_LEN, "auto_random=%d",
+           context->auto_random ? 1 : 0);
+  if (lines.length > ARRAY_SIZE) {
+    log_error("Too many values to save");
+    return;
+  }
+  snprintf(lines.values[lines.length++], STR_LEN, "auto_random_cycle=%d",
+           context->auto_random_cycle);
+  if (lines.length > ARRAY_SIZE) {
+    log_error("Too many values to save");
+    return;
+  }
   snprintf(lines.values[lines.length++], STR_LEN, "tempo=%d",
            (unsigned int)context->tempo.tempo);
   if (lines.length > ARRAY_SIZE) {
@@ -249,16 +281,16 @@ static void save_to_file(const Context *context, StateConfig state_config,
     }
   }
 
-  file_write(state_file, &lines);
+  file_write(state_file, &lines, log);
 }
 
 static void save_to_default_file(const Context *context,
-                                 StateConfig state_config) {
+                                 StateConfig state_config, const bool log) {
   char state_file[STR_LEN];
 
   snprintf(state_file, STR_LEN, "%s.txt", state_config.save_file_prefix);
 
-  save_to_file(context, state_config, state_file);
+  save_to_file(context, state_config, state_file, log);
 }
 
 static void save_to_index_file(const Context *context, StateConfig state_config,
@@ -268,7 +300,7 @@ static void save_to_index_file(const Context *context, StateConfig state_config,
   snprintf(state_file, STR_LEN, "%s.%d.txt", state_config.save_file_prefix,
            index);
 
-  save_to_file(context, state_config, state_file);
+  save_to_file(context, state_config, state_file, true);
 }
 
 void state_parse_config(StateConfig *state_config, const ConfigFile *config) {
@@ -628,8 +660,8 @@ static bool compute_event(Context *context, StateConfig state_config,
 
   if (code == state_config.key_demo) {
     if (value > 0) {
-      log_info((context->demo ? "[%d] Demo OFF" : "[%d] Demo ON"), code);
+      context->auto_random = context->demo = !context->demo;
-      context->demo = !context->demo;
+      log_info((context->demo ? "[%d] Demo ON" : "[%d] Demo OFF"), code);
     }
     found = true;
   }
@@ -727,16 +759,20 @@ void *state_background_write(void *args) {
   Context *context = process_args->context;
   StateConfig state_config = process_args->state_config;
   MidiDevice *midi = process_args->midi;
+  bool auto_save = process_args->auto_save;
 
   bool beat_active;
   bool last_active;
   bool change;
   bool last_change;
+  bool do_auto_save;
+  bool last_auto_save;
 
   log_info("(state) background writing started");
 
   last_active = false;
   last_change = false;
+  last_auto_save = false;
 
   while (!context->stop) {
     beat_active = tempo_progress(&context->tempo, 1.0) < 0.5;
@@ -762,6 +798,15 @@ void *state_background_write(void *args) {
     }
 
     last_change = change;
+
+    do_auto_save = fmod(context->time, STATE_AUTO_SAVE_SECONDS) <
+                   STATE_AUTO_SAVE_SECONDS * 0.5;
+
+    if (auto_save && do_auto_save && !last_auto_save) {
+      save_to_default_file(context, state_config, false);
+    }
+
+    last_auto_save = do_auto_save;
   }
 
   log_info("(state) background writing stopped by main thread");
@@ -802,5 +847,5 @@ void state_init(Context *context, StateConfig state_config, bool demo,
 }
 
 void state_save(const Context *context, StateConfig state_config) {
-  save_to_default_file(context, state_config);
+  save_to_default_file(context, state_config, true);
 }

src/types.h

@@ -55,6 +55,7 @@ typedef struct Parameters {
   unsigned int internal_size;
   bool load_state;
   bool save_state;
+  bool auto_save;
   bool midi_reconnect;
   bool trace_midi;
   bool trace_fps;
@@ -279,6 +280,7 @@ typedef struct StateBackgroundWriteArgs {
   Context *context;
   StateConfig state_config;
   MidiDevice *midi;
+  bool auto_save;
 } StateBackgroundWriteArgs;
 
 // timer.c