/*- * Copyright (c) 1997 by Massimino Pascal * * ifs.h: modified iterated functions system for goom. * * Permission to use, copy, modify, and distribute this software and its * documentation for any purpose and without fee is hereby granted, * provided that the above copyright notice appear in all copies and that * both that copyright notice and this permission notice appear in * supporting documentation. * * This file is provided AS IS with no warranties of any kind. The author * shall have no liability with respect to the infringement of copyrights, * trade secrets or any patents by this file or any part thereof. In no * event will the author be liable for any lost revenue or profits or * other special, indirect and consequential damages. * * If this mode is weird and you have an old MetroX server, it is buggy. * There is a free SuSE-enhanced MetroX X server that is fine. * * When shown ifs, Diana Rose (4 years old) said, "It looks like dancing." * * Revision History: * 13-Dec-2003: Added some goom specific stuffs (to make ifs a VisualFX). * 11-Apr-2002: jeko@ios-software.com: Make ifs.c system-indendant. (ifs.h added) * 01-Nov-2000: Allocation checks * 10-May-1997: jwz@jwz.org: turned into a standalone program. * Made it render into an offscreen bitmap and then copy * that onto the screen, to reduce flicker. */ #ifndef IFS_H #define IFS_H #include "goom_config.h" #include "goom_graphic.h" #include "goom_plugin_info.h" #include "goom_visual_fx.h" VisualFX ifs_visualfx_create(void); /* init ifs for a (width)x(height) output. * / void init_ifs (PluginInfo *goomInfo, int width, int height); / * draw an ifs on the buffer (which size is width * height) increment means that we draw 1/increment of the ifs's points * / void ifs_update (PluginInfo *goomInfo, Pixel * buffer, Pixel * back, int width, int height, int increment); / * free all ifs's data. * / void release_ifs (void); */ #endif