From e61da07522a060da98fa3a56db3d0360469b26cf Mon Sep 17 00:00:00 2001 From: auric <104602845+ihateamongus@users.noreply.github.com> Date: Mon, 8 Sep 2025 21:19:14 -0500 Subject: organize repository layout --- oldresources/st/sixel_hls.c | 115 -------------------------------------------- 1 file changed, 115 deletions(-) delete mode 100644 oldresources/st/sixel_hls.c (limited to 'oldresources/st/sixel_hls.c') diff --git a/oldresources/st/sixel_hls.c b/oldresources/st/sixel_hls.c deleted file mode 100644 index c88241c..0000000 --- a/oldresources/st/sixel_hls.c +++ /dev/null @@ -1,115 +0,0 @@ -// sixel.c (part of mintty) -// this function is derived from a part of graphics.c -// in Xterm pl#310 originally written by Ross Combs. -// -// Copyright 2013,2014 by Ross Combs -// -// All Rights Reserved -// -// Permission is hereby granted, free of charge, to any person obtaining a -// copy of this software and associated documentation files (the -// "Software"), to deal in the Software without restriction, including -// without limitation the rights to use, copy, modify, merge, publish, -// distribute, sublicense, and/or sell copies of the Software, and to -// permit persons to whom the Software is furnished to do so, subject to -// the following conditions: -// -// The above copyright notice and this permission notice shall be included -// in all copies or substantial portions of the Software. -// -// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. -// IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY -// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, -// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE -// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -// -// Except as contained in this notice, the name(s) of the above copyright -// holders shall not be used in advertising or otherwise to promote the -// sale, use or other dealings in this Software without prior written -// authorization. - -#define SIXEL_RGB(r, g, b) ((r) + ((g) << 8) + ((b) << 16) + (255 << 24)) - -int -hls_to_rgb(int hue, int lum, int sat) -{ - double hs = (hue + 240) % 360; - double hv = hs / 360.0; - double lv = lum / 100.0; - double sv = sat / 100.0; - double c, x, m, c2; - double r1, g1, b1; - int r, g, b; - int hpi; - - if (sat == 0) { - r = g = b = lum * 255 / 100; - return SIXEL_RGB(r, g, b); - } - - if ((c2 = ((2.0 * lv) - 1.0)) < 0.0) { - c2 = -c2; - } - c = (1.0 - c2) * sv; - hpi = (int) (hv * 6.0); - x = (hpi & 1) ? c : 0.0; - m = lv - 0.5 * c; - - switch (hpi) { - case 0: - r1 = c; - g1 = x; - b1 = 0.0; - break; - case 1: - r1 = x; - g1 = c; - b1 = 0.0; - break; - case 2: - r1 = 0.0; - g1 = c; - b1 = x; - break; - case 3: - r1 = 0.0; - g1 = x; - b1 = c; - break; - case 4: - r1 = x; - g1 = 0.0; - b1 = c; - break; - case 5: - r1 = c; - g1 = 0.0; - b1 = x; - break; - default: - return SIXEL_RGB(255, 255, 255); - } - - r = (int) ((r1 + m) * 100.0 + 0.5); - g = (int) ((g1 + m) * 100.0 + 0.5); - b = (int) ((b1 + m) * 100.0 + 0.5); - - if (r < 0) { - r = 0; - } else if (r > 100) { - r = 100; - } - if (g < 0) { - g = 0; - } else if (g > 100) { - g = 100; - } - if (b < 0) { - b = 0; - } else if (b > 100) { - b = 100; - } - return SIXEL_RGB(r * 255 / 100, g * 255 / 100, b * 255 / 100); -} -- cgit v1.2.3