mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-09-09 13:48:55 +00:00
181 lines
4.6 KiB
C
181 lines
4.6 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., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
#ifndef _PLUGIN_INFO_H
|
|
#define _PLUGIN_INFO_H
|
|
|
|
#include "goom_typedefs.h"
|
|
|
|
#include "goom_config.h"
|
|
|
|
#include "goom_graphic.h"
|
|
#include "goom_config_param.h"
|
|
#include "goom_visual_fx.h"
|
|
#include "goom_filters.h"
|
|
#include "goom_tools.h"
|
|
|
|
typedef struct {
|
|
char drawIFS;
|
|
char drawPoints;
|
|
char drawTentacle;
|
|
|
|
char drawScope;
|
|
int farScope;
|
|
|
|
int rangemin;
|
|
int rangemax;
|
|
} GoomState;
|
|
|
|
#define STATES_MAX_NB 128
|
|
|
|
/*
|
|
* Gives informations about the sound.
|
|
*/
|
|
struct _SOUND_INFO {
|
|
|
|
/* nota : a Goom is just a sound event... */
|
|
|
|
int timeSinceLastGoom; /* >= 0 */
|
|
float goomPower; /* power of the last Goom [0..1] */
|
|
|
|
int timeSinceLastBigGoom; /* >= 0 */
|
|
|
|
float volume; /* [0..1] */
|
|
short samples[2][512];
|
|
|
|
/* other "internal" datas for the sound_tester */
|
|
float goom_limit; /* auto-updated limit of goom_detection */
|
|
float bigGoomLimit;
|
|
float accelvar; /* acceleration of the sound - [0..1] */
|
|
float speedvar; /* speed of the sound - [0..100] */
|
|
int allTimesMax;
|
|
int totalgoom; /* number of goom since last reset
|
|
* (a reset every 64 cycles) */
|
|
|
|
float prov_max; /* accel max since last reset */
|
|
|
|
int cycle;
|
|
|
|
/* private */
|
|
PluginParam volume_p;
|
|
PluginParam speed_p;
|
|
PluginParam accel_p;
|
|
PluginParam goom_limit_p;
|
|
PluginParam goom_power_p;
|
|
PluginParam last_goom_p;
|
|
PluginParam last_biggoom_p;
|
|
PluginParam biggoom_speed_limit_p;
|
|
PluginParam biggoom_factor_p;
|
|
|
|
PluginParameters params; /* contains the previously defined parameters. */
|
|
};
|
|
|
|
|
|
/*
|
|
* Allows FXs to know the current state of the plugin.
|
|
*/
|
|
struct _PLUGIN_INFO {
|
|
|
|
/* public datas */
|
|
|
|
int nbParams;
|
|
PluginParameters *params;
|
|
|
|
/* private datas */
|
|
|
|
struct _SIZE_TYPE {
|
|
int width;
|
|
int height;
|
|
int size; /* == screen.height * screen.width. */
|
|
} screen;
|
|
|
|
SoundInfo sound;
|
|
|
|
int nbVisuals;
|
|
VisualFX **visuals; /* pointers on all the visual fx */
|
|
|
|
/* The known FX */
|
|
VisualFX convolve_fx;
|
|
VisualFX star_fx;
|
|
VisualFX zoomFilter_fx;
|
|
VisualFX tentacles_fx;
|
|
VisualFX ifs_fx;
|
|
|
|
/* image buffers */
|
|
guint32 *pixel;
|
|
guint32 *back;
|
|
Pixel *p1, *p2;
|
|
Pixel *conv;
|
|
Pixel *outputBuf;
|
|
|
|
/* state of goom */
|
|
guint32 cycle;
|
|
GoomState states[STATES_MAX_NB];
|
|
int statesNumber;
|
|
int statesRangeMax;
|
|
|
|
GoomState *curGState;
|
|
|
|
/* effet de ligne.. */
|
|
GMLine *gmline1;
|
|
GMLine *gmline2;
|
|
|
|
/* sinus table */
|
|
int sintable[0x10000];
|
|
|
|
/* INTERNALS */
|
|
|
|
/* goom_update internals.
|
|
* I took all static variables from goom_update and put them here.. for the moment.
|
|
*/
|
|
struct {
|
|
int lockvar; /* pour empecher de nouveaux changements */
|
|
int goomvar; /* boucle des gooms */
|
|
int loopvar; /* mouvement des points */
|
|
int stop_lines;
|
|
int ifs_incr; /* dessiner l'ifs (0 = non: > = increment) */
|
|
int decay_ifs; /* disparition de l'ifs */
|
|
int recay_ifs; /* dedisparition de l'ifs */
|
|
int cyclesSinceLastChange; /* nombre de Cycle Depuis Dernier Changement */
|
|
int drawLinesDuration; /* duree de la transition entre afficher les lignes ou pas */
|
|
int lineMode; /* l'effet lineaire a dessiner */
|
|
float switchMultAmount; /* SWITCHMULT (29.0f/30.0f) */
|
|
int switchIncrAmount; /* 0x7f */
|
|
float switchMult; /* 1.0f */
|
|
int switchIncr; /* = SWITCHINCR; */
|
|
int stateSelectionRnd;
|
|
int stateSelectionBlocker;
|
|
int previousZoomSpeed;
|
|
ZoomFilterData zoomFilterData;
|
|
} update;
|
|
|
|
struct {
|
|
void (*draw_line) (Pixel *data, int x1, int y1, int x2, int y2, int col, int screenx, int screeny);
|
|
void (*zoom_filter) (int sizeX, int sizeY, Pixel *src, Pixel *dest, int *brutS, int *brutD, int buffratio, int precalCoef[16][16]);
|
|
} methods;
|
|
|
|
GoomRandom *gRandom;
|
|
};
|
|
|
|
void plugin_info_init(PluginInfo *p, int nbVisual);
|
|
void plugin_info_free(PluginInfo *p);
|
|
|
|
/* i = [0..p->nbVisual-1] */
|
|
void plugin_info_add_visual(PluginInfo *p, int i, VisualFX *visual);
|
|
|
|
#endif
|