+/**
+ * collection4 - common.c
+ * Copyright (C) 2010 Florian octo Forster
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301 USA
+ *
+ * Authors:
+ * Florian octo Forster <ff at octo.it>
+ **/
+
#include <stdlib.h>
#include <stdio.h>
#include <stdint.h>
| ((uint32_t) b));
} /* }}} uint32_t rgb_to_uint32 */
+static int uint32_to_rgb (uint32_t color, double *rgb)
+{
+ uint8_t r;
+ uint8_t g;
+ uint8_t b;
+
+ r = (uint8_t) ((color >> 16) & 0x00ff);
+ g = (uint8_t) ((color >> 8) & 0x00ff);
+ b = (uint8_t) ((color >> 0) & 0x00ff);
+
+ rgb[0] = ((double) r) / 255.0;
+ rgb[1] = ((double) g) / 255.0;
+ rgb[2] = ((double) b) / 255.0;
+
+ return (0);
+} /* }}} int uint32_to_rgb */
+
uint32_t get_random_color (void) /* {{{ */
{
double hsv[3] = { 0.0, 1.0, 1.0 };
return (rgb_to_uint32 (rgb));
} /* }}} uint32_t get_random_color */
+uint32_t fade_color (uint32_t color) /* {{{ */
+{
+ double rgb[3];
+
+ uint32_to_rgb (color, rgb);
+ rgb[0] = 1.0 - ((1.0 - rgb[0]) * 0.1);
+ rgb[1] = 1.0 - ((1.0 - rgb[1]) * 0.1);
+ rgb[2] = 1.0 - ((1.0 - rgb[2]) * 0.1);
+
+ return (rgb_to_uint32 (rgb));
+} /* }}} uint32_t fade_color */
+
int print_debug (const char *format, ...) /* {{{ */
{
static _Bool have_header = 0;