-#ifndef COLOR_H
-#define COLOR_H
+#pragma once
+
+#include "string.qh"
#define colormapPaletteColor(c, isPants) colormapPaletteColor_(c, isPants, time)
+ERASEABLE
vector colormapPaletteColor_(int c, bool isPants, float t)
{
- switch (c) {
- case 0: return '1.000000 1.000000 1.000000';
- case 1: return '1.000000 0.333333 0.000000';
- case 2: return '0.000000 1.000000 0.501961';
- case 3: return '0.000000 1.000000 0.000000';
- case 4: return '1.000000 0.000000 0.000000';
- case 5: return '0.000000 0.666667 1.000000';
- case 6: return '0.000000 1.000000 1.000000';
- case 7: return '0.501961 1.000000 0.000000';
- case 8: return '0.501961 0.000000 1.000000';
- case 9: return '1.000000 0.000000 1.000000';
- case 10: return '1.000000 0.000000 0.501961';
- case 11: return '0.000000 0.000000 1.000000';
- case 12: return '1.000000 1.000000 0.000000';
- case 13: return '0.000000 0.333333 1.000000';
- case 14: return '1.000000 0.666667 0.000000';
- case 15:
- if (isPants)
- return
- '1 0 0' * (0.502 + 0.498 * sin(t / 2.7182818285 + 0.0000000000))
- + '0 1 0' * (0.502 + 0.498 * sin(t / 2.7182818285 + 2.0943951024))
- + '0 0 1' * (0.502 + 0.498 * sin(t / 2.7182818285 + 4.1887902048));
- else
- return
- '1 0 0' * (0.502 + 0.498 * sin(t / 3.1415926536 + 5.2359877560))
- + '0 1 0' * (0.502 + 0.498 * sin(t / 3.1415926536 + 3.1415926536))
- + '0 0 1' * (0.502 + 0.498 * sin(t / 3.1415926536 + 1.0471975512));
- default: return '0.000 0.000 0.000';
- }
-}
-
-#endif
+ switch (c)
+ {
+ case 0: return '1.000000 1.000000 1.000000';
+ case 1: return '1.000000 0.333333 0.000000';
+ case 2: return '0.000000 1.000000 0.501961';
+ case 3: return '0.000000 1.000000 0.000000';
+ case 4: return '1.000000 0.000000 0.000000';
+ case 5: return '0.000000 0.666667 1.000000';
+ case 6: return '0.000000 1.000000 1.000000';
+ case 7: return '0.501961 1.000000 0.000000';
+ case 8: return '0.501961 0.000000 1.000000';
+ case 9: return '1.000000 0.000000 1.000000';
+ case 10: return '1.000000 0.000000 0.501961';
+ case 11: return '0.000000 0.000000 1.000000';
+ case 12: return '1.000000 1.000000 0.000000';
+ case 13: return '0.000000 0.333333 1.000000';
+ case 14: return '1.000000 0.666667 0.000000';
+ case 15:
+ if (isPants)
+ return '1 0 0' * (0.502 + 0.498 * sin(t / M_E + 0))
+ + '0 1 0' * (0.502 + 0.498 * sin(t / M_E + M_PI * 2 / 3))
+ + '0 0 1' * (0.502 + 0.498 * sin(t / M_E + M_PI * 4 / 3));
+ else
+ return '1 0 0' * (0.502 + 0.498 * sin(t / M_PI + M_PI * 5 / 3))
+ + '0 1 0' * (0.502 + 0.498 * sin(t / M_PI + M_PI))
+ + '0 0 1' * (0.502 + 0.498 * sin(t / M_PI + M_PI * 1 / 3));
+ default: return '0.000 0.000 0.000';
+ }
+}
+
+ERASEABLE
+float rgb_mi_ma_to_hue(vector rgb, float mi, float ma)
+{
+ if (mi == ma)
+ {
+ return 0;
+ }
+ else if (ma == rgb.x)
+ {
+ if (rgb.y >= rgb.z) return (rgb.y - rgb.z) / (ma - mi);
+ else return (rgb.y - rgb.z) / (ma - mi) + 6;
+ }
+ else if (ma == rgb.y)
+ {
+ return (rgb.z - rgb.x) / (ma - mi) + 2;
+ }
+ else // if(ma == rgb_z)
+ {
+ return (rgb.x - rgb.y) / (ma - mi) + 4;
+ }
+}
+
+ERASEABLE
+vector hue_mi_ma_to_rgb(float hue, float mi, float ma)
+{
+ vector rgb;
+
+ hue -= 6 * floor(hue / 6);
+
+ // else if(ma == rgb_x)
+ // hue = 60 * (rgb_y - rgb_z) / (ma - mi);
+ if (hue <= 1)
+ {
+ rgb.x = ma;
+ rgb.y = hue * (ma - mi) + mi;
+ rgb.z = mi;
+ }
+ // else if(ma == rgb_y)
+ // hue = 60 * (rgb_z - rgb_x) / (ma - mi) + 120;
+ else if (hue <= 2)
+ {
+ rgb.x = (2 - hue) * (ma - mi) + mi;
+ rgb.y = ma;
+ rgb.z = mi;
+ }
+ else if (hue <= 3)
+ {
+ rgb.x = mi;
+ rgb.y = ma;
+ rgb.z = (hue - 2) * (ma - mi) + mi;
+ }
+ // else // if(ma == rgb_z)
+ // hue = 60 * (rgb_x - rgb_y) / (ma - mi) + 240;
+ else if (hue <= 4)
+ {
+ rgb.x = mi;
+ rgb.y = (4 - hue) * (ma - mi) + mi;
+ rgb.z = ma;
+ }
+ else if (hue <= 5)
+ {
+ rgb.x = (hue - 4) * (ma - mi) + mi;
+ rgb.y = mi;
+ rgb.z = ma;
+ }
+ // else if(ma == rgb_x)
+ // hue = 60 * (rgb_y - rgb_z) / (ma - mi);
+ else // if(hue <= 6)
+ {
+ rgb.x = ma;
+ rgb.y = mi;
+ rgb.z = (6 - hue) * (ma - mi) + mi;
+ }
+
+ return rgb;
+}
+
+ERASEABLE
+vector rgb_to_hsv(vector rgb)
+{
+ float mi, ma;
+ vector hsv;
+
+ mi = min(rgb.x, rgb.y, rgb.z);
+ ma = max(rgb.x, rgb.y, rgb.z);
+
+ hsv.x = rgb_mi_ma_to_hue(rgb, mi, ma);
+ hsv.z = ma;
+
+ if (ma == 0) hsv.y = 0;
+ else hsv.y = 1 - mi / ma;
+
+ return hsv;
+}
+
+ERASEABLE
+vector hsv_to_rgb(vector hsv)
+{
+ return hue_mi_ma_to_rgb(hsv.x, hsv.z * (1 - hsv.y), hsv.z);
+}
+
+ERASEABLE
+vector rgb_to_hsl(vector rgb)
+{
+ float mi, ma;
+ vector hsl;
+
+ mi = min(rgb.x, rgb.y, rgb.z);
+ ma = max(rgb.x, rgb.y, rgb.z);
+
+ hsl.x = rgb_mi_ma_to_hue(rgb, mi, ma);
+
+ hsl.z = 0.5 * (mi + ma);
+ if (mi == ma) hsl.y = 0;
+ else if (hsl.z <= 0.5) hsl.y = (ma - mi) / (2 * hsl.z);
+ else // if(hsl_z > 0.5)
+ hsl.y = (ma - mi) / (2 - 2 * hsl.z);
+
+ return hsl;
+}
+
+ERASEABLE
+vector hsl_to_rgb(vector hsl)
+{
+ float mi, ma, maminusmi;
+
+ if (hsl.z <= 0.5) maminusmi = hsl.y * 2 * hsl.z;
+ else maminusmi = hsl.y * (2 - 2 * hsl.z);
+
+ // hsl_z = 0.5 * mi + 0.5 * ma
+ // maminusmi = - mi + ma
+ mi = hsl.z - 0.5 * maminusmi;
+ ma = hsl.z + 0.5 * maminusmi;
+
+ return hue_mi_ma_to_rgb(hsl.x, mi, ma);
+}
+
+ERASEABLE
+string rgb_to_hexcolor(vector rgb)
+{
+ return strcat(
+ "^x",
+ DEC_TO_HEXDIGIT(floor(rgb.x * 15 + 0.5)),
+ DEC_TO_HEXDIGIT(floor(rgb.y * 15 + 0.5)),
+ DEC_TO_HEXDIGIT(floor(rgb.z * 15 + 0.5))
+ );
+}
projects / xonotic / xonotic-data.pk3dir.git / blobdiff