tests/hsva.c

   1 /* babl - dynamically extendable universal pixel conversion library.
   2  * Copyright (C) 2012, Maxime Nicco <maxime.nicco@gmail.fr>
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 3 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General
  15  * Public License along with this library; if not, see
  16  * <https://www.gnu.org/licenses/>.
  17  */
  18
  19  /*
  20  * Adding test fo hsva colorspace
  21  *
  22  * The test is at 0.001 precision
  23  */
  24
  25 #include "config.h"
  26 #include <stdlib.h>
  27 #include <stdio.h>
  28 #include <assert.h>
  29 #include "babl.h"
  30
  31 #include "common.inc"
  32
  33
  34 int
  35 main (void)
  36 {
  37   int OK = 1;
  38
  39   float rgba[][4] = {{ 1.0,    1.0,    1.0,    1.0 },
  40                      { 0.2140, 0.2140, 0.2140, 1.0 },
  41                      { 0,      0,      0,      1.0 },
  42                      { 1,      0,      0,      1.0 },
  43                      { 0.5209, 0.5225, 0,      1.0 },
  44                      { 0,      0.2140, 0,      1.0 },
  45                      { 0.2140, 1,      1,      1.0 },
  46                      { 0.2140, 0.2140, 1,      1.0 },
  47                      { 0.5215, 0.0508, 0.5225, 1.0 },
  48                      { 0.3509, 0.3710, 0.0178, 1.0 },
  49                      { 0.0533, 0.0106, 0.8235, 1.0 },
  50                      { 0.0126, 0.4132, 0.0529, 1.0 },
  51                      { 0.8709, 0.5754, 0.0042, 1.0 },
  52                      { 0.4537, 0.0291, 0.7814, 1.0 },
  53                      { 0.8501, 0.1813, 0.0814, 1.0 },
  54                      { 0.9954, 0.9418, 0.2448, 1.0 },
  55                      { 0.0099, 0.5953, 0.3081, 1.0 },
  56                      { 0.0366, 0.0193, 0.3150, 1.0 }};
  57
  58   float hsva[][4] = {{ 0.0,   0.0,   1.0,   1.0 },
  59                      { 0.0,   0.0,   0.5,   1.0 },
  60                      { 0.0,   0.0,   0.0,   1.0 },
  61                      { 0.0,   1.0,   1.0,   1.0 },
  62                      { 0.167, 1.0,   0.75,  1.0 },
  63                      { 0.333, 1.0,   0.5,   1.0 },
  64                      { 0.5,   0.5,   1.0,   1.0 },
  65                      { 0.667, 0.5,   1.0,   1.0 },
  66                      { 0.833, 0.666, 0.75,  1.0 },
  67                      { 0.172, 0.779, 0.643, 1.0 },
  68                      { 0.698, 0.887, 0.918, 1.0 },
  69                      { 0.375, 0.828, 0.675, 1.0 },
  70                      { 0.137, 0.944, 0.941, 1.0 },
  71                      { 0.788, 0.792, 0.897, 1.0 },
  72                      { 0.040, 0.661, 0.931, 1.0 },
  73                      { 0.158, 0.467, 0.998, 1.0 },
  74                      { 0.451, 0.875, 0.795, 1.0 },
  75                      { 0.690, 0.75,  0.597, 1.0 }};
  76
  77   babl_init ();
  78
  79   CHECK_CONV_FLOAT ("rgba to hsva ", float, 0.001,
  80                     babl_format ("RGBA float"),
  81                     babl_format ("HSVA float"),
  82                     rgba, hsva);
  83
  84   CHECK_CONV_FLOAT ("hsva to rgba ", float, 0.001,
  85                     babl_format ("HSVA float"),
  86                     babl_format ("RGBA float"),
  87                     hsva, rgba);
  88
  89   babl_exit ();
  90
  91   return !OK;
  92 }