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181 lines
4.6 KiB
C
181 lines
4.6 KiB
C
/* Goom Project
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* Copyright (C) <2003> iOS-Software
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef _PLUGIN_INFO_H
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#define _PLUGIN_INFO_H
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#include "goom_typedefs.h"
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#include "goom_config.h"
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#include "goom_graphic.h"
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#include "goom_config_param.h"
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#include "goom_visual_fx.h"
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#include "goom_filters.h"
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#include "goom_tools.h"
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typedef struct {
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char drawIFS;
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char drawPoints;
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char drawTentacle;
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char drawScope;
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int farScope;
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int rangemin;
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int rangemax;
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} GoomState;
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#define STATES_MAX_NB 128
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/*
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* Gives informations about the sound.
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*/
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struct _SOUND_INFO {
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/* nota : a Goom is just a sound event... */
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int timeSinceLastGoom; /* >= 0 */
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float goomPower; /* power of the last Goom [0..1] */
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int timeSinceLastBigGoom; /* >= 0 */
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float volume; /* [0..1] */
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short samples[2][512];
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/* other "internal" datas for the sound_tester */
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float goom_limit; /* auto-updated limit of goom_detection */
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float bigGoomLimit;
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float accelvar; /* acceleration of the sound - [0..1] */
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float speedvar; /* speed of the sound - [0..100] */
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int allTimesMax;
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int totalgoom; /* number of goom since last reset
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* (a reset every 64 cycles) */
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float prov_max; /* accel max since last reset */
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int cycle;
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/* private */
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PluginParam volume_p;
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PluginParam speed_p;
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PluginParam accel_p;
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PluginParam goom_limit_p;
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PluginParam goom_power_p;
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PluginParam last_goom_p;
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PluginParam last_biggoom_p;
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PluginParam biggoom_speed_limit_p;
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PluginParam biggoom_factor_p;
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PluginParameters params; /* contains the previously defined parameters. */
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};
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/*
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* Allows FXs to know the current state of the plugin.
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*/
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struct _PLUGIN_INFO {
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/* public datas */
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int nbParams;
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PluginParameters *params;
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/* private datas */
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struct _SIZE_TYPE {
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int width;
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int height;
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int size; /* == screen.height * screen.width. */
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} screen;
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SoundInfo sound;
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int nbVisuals;
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VisualFX **visuals; /* pointers on all the visual fx */
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/* The known FX */
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VisualFX convolve_fx;
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VisualFX star_fx;
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VisualFX zoomFilter_fx;
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VisualFX tentacles_fx;
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VisualFX ifs_fx;
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/* image buffers */
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guint32 *pixel;
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guint32 *back;
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Pixel *p1, *p2;
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Pixel *conv;
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Pixel *outputBuf;
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/* state of goom */
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guint32 cycle;
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GoomState states[STATES_MAX_NB];
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int statesNumber;
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int statesRangeMax;
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GoomState *curGState;
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/* effet de ligne.. */
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GMLine *gmline1;
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GMLine *gmline2;
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/* sinus table */
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int sintable[0x10000];
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/* INTERNALS */
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/* goom_update internals.
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* I took all static variables from goom_update and put them here.. for the moment.
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*/
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struct {
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int lockvar; /* pour empecher de nouveaux changements */
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int goomvar; /* boucle des gooms */
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int loopvar; /* mouvement des points */
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int stop_lines;
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int ifs_incr; /* dessiner l'ifs (0 = non: > = increment) */
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int decay_ifs; /* disparition de l'ifs */
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int recay_ifs; /* dedisparition de l'ifs */
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int cyclesSinceLastChange; /* nombre de Cycle Depuis Dernier Changement */
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int drawLinesDuration; /* duree de la transition entre afficher les lignes ou pas */
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int lineMode; /* l'effet lineaire a dessiner */
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float switchMultAmount; /* SWITCHMULT (29.0f/30.0f) */
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int switchIncrAmount; /* 0x7f */
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float switchMult; /* 1.0f */
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int switchIncr; /* = SWITCHINCR; */
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int stateSelectionRnd;
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int stateSelectionBlocker;
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int previousZoomSpeed;
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ZoomFilterData zoomFilterData;
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} update;
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struct {
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void (*draw_line) (Pixel *data, int x1, int y1, int x2, int y2, int col, int screenx, int screeny);
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void (*zoom_filter) (int sizeX, int sizeY, Pixel *src, Pixel *dest, int *brutS, int *brutD, int buffratio, int precalCoef[16][16]);
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} methods;
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GoomRandom *gRandom;
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};
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void plugin_info_init(PluginInfo *p, int nbVisual);
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void plugin_info_free(PluginInfo *p);
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/* i = [0..p->nbVisual-1] */
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void plugin_info_add_visual(PluginInfo *p, int i, VisualFX *visual);
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#endif
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