gstreamer/gst/goom/goom_tools.c
Stefan Kost 6eb6d5b9ac gst/goom/: Add license headers in all source files. Remove filter.c from
Original commit message from CVS:
* gst/goom/Makefile.am:
* gst/goom/README:
* gst/goom/config_param.c:
* gst/goom/convolve_fx.c:
* gst/goom/drawmethods.c:
* gst/goom/drawmethods.h:
* gst/goom/filters.c:
* gst/goom/filters_mmx.s:
* gst/goom/flying_stars_fx.c:
* gst/goom/goom.h:
* gst/goom/goom_config.h:
* gst/goom/goom_config_param.h:
* gst/goom/goom_core.c:
* gst/goom/goom_filters.h:
* gst/goom/goom_fx.h:
* gst/goom/goom_graphic.h:
* gst/goom/goom_plugin_info.h:
* gst/goom/goom_tools.c:
* gst/goom/goom_tools.h:
* gst/goom/goom_typedefs.h:
* gst/goom/goom_visual_fx.h:
* gst/goom/graphic.c:
* gst/goom/ifs.c:
* gst/goom/ifs.h:
* gst/goom/lines.c:
* gst/goom/lines.h:
* gst/goom/mathtools.c:
* gst/goom/mathtools.h:
* gst/goom/mmx.c:
* gst/goom/motif_goom1.h:
* gst/goom/motif_goom2.h:
* gst/goom/plugin_info.c:
* gst/goom/ppc_drawings.h:
* gst/goom/ppc_zoom_ultimate.h:
* gst/goom/sound_tester.c:
* gst/goom/sound_tester.h:
* gst/goom/surf3d.c:
* gst/goom/surf3d.h:
* gst/goom/tentacle3d.c:
* gst/goom/tentacle3d.h:
* gst/goom/v3d.c:
* gst/goom/v3d.h:
* gst/goom/xmmx.c:
Add license headers in all source files. Remove filter.c from
EXTRA_DIST, as its in SOURCES already. Mention the files in the REDME
which are not used right now. Fixes .
2008-10-28 06:50:57 +00:00

50 lines
1.4 KiB
C

/* Goom Project
* Copyright (C) <2003> iOS-Software
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "goom_tools.h"
#include <stdlib.h>
GoomRandom *
goom_random_init (int i)
{
GoomRandom *grandom = (GoomRandom *) malloc (sizeof (GoomRandom));
srand (i);
grandom->pos = 1;
goom_random_update_array (grandom, GOOM_NB_RAND);
return grandom;
}
void
goom_random_free (GoomRandom * grandom)
{
free (grandom);
}
void
goom_random_update_array (GoomRandom * grandom, int numberOfValuesToChange)
{
while (numberOfValuesToChange > 0) {
#if RAND_MAX < 0x10000
grandom->array[grandom->pos++] = ((rand () << 16) + rand ()) / 127;
#else
grandom->array[grandom->pos++] = rand () / 127;
#endif
numberOfValuesToChange--;
}
}