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veejay/veejay-current/libgoom/goom_core.c
Niels Elburg a8d3c6d514 more bugfixes, fix goom logo (looks better with) 
git-svn-id: svn://code.dyne.org/veejay/trunk@706 eb8d1916-c9e9-0310-b8de-cf0c9472ead5
2006-12-09 19:26:50 +00:00

857 lines
35 KiB
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/**
* file: goom_core.c
* author: Jean-Christophe Hoelt (which is not so proud of it)
*
* Contains the core of goom's work.
*
* (c)2000-2003, by iOS-software.
*/
#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <inttypes.h>
#include "goom.h"
#include "goom_tools.h"
#include "goom_filters.h"
#include "lines.h"
#include "ifs.h"
#include "tentacle3d.h"
#include "gfontlib.h"
#include "sound_tester.h"
#include "goom_plugin_info.h"
#include "goom_fx.h"
#include "goomsl.h"
/* #define VERBOSE */
#define STOP_SPEED 128
/* TODO: put that as variable in PluginInfo */
#define TIME_BTW_CHG 300
static void choose_a_goom_line (PluginInfo *goomInfo, float *param1, float *param2, int *couleur,
int *mode, float *amplitude, int far);
static void update_message (PluginInfo *goomInfo, char *message);
static void init_buffers(PluginInfo *goomInfo, int buffsize)
{
goomInfo->pixel = (guint32 *) malloc (buffsize * sizeof (guint32) + 128);
bzero (goomInfo->pixel, buffsize * sizeof (guint32) + 128);
goomInfo->back = (guint32 *) malloc (buffsize * sizeof (guint32) + 128);
bzero (goomInfo->back, buffsize * sizeof (guint32) + 128);
goomInfo->conv = (Pixel *) malloc (buffsize * sizeof (guint32) + 128);
bzero (goomInfo->conv, buffsize * sizeof (guint32) + 128);
goomInfo->outputBuf = goomInfo->conv;
goomInfo->p1 = (Pixel *) ((1 + ((uintptr_t) (goomInfo->pixel)) / 128) * 128);
goomInfo->p2 = (Pixel *) ((1 + ((uintptr_t) (goomInfo->back)) / 128) * 128);
}
/**************************
* INIT *
**************************/
PluginInfo *goom_init (guint32 resx, guint32 resy)
{
PluginInfo *goomInfo = (PluginInfo*)malloc(sizeof(PluginInfo));
#ifdef VERBOSE
printf ("GOOM: init (%d, %d);\n", resx, resy);
#endif
plugin_info_init(goomInfo,4);
goomInfo->star_fx = flying_star_create();
goomInfo->star_fx.init(&goomInfo->star_fx, goomInfo);
goomInfo->zoomFilter_fx = zoomFilterVisualFXWrapper_create ();
goomInfo->zoomFilter_fx.init(&goomInfo->zoomFilter_fx, goomInfo);
goomInfo->tentacles_fx = tentacle_fx_create();
goomInfo->tentacles_fx.init(&goomInfo->tentacles_fx, goomInfo);
goomInfo->convolve_fx = convolve_create();
goomInfo->convolve_fx.init(&goomInfo->convolve_fx, goomInfo);
plugin_info_add_visual (goomInfo, 0, &goomInfo->zoomFilter_fx);
plugin_info_add_visual (goomInfo, 1, &goomInfo->tentacles_fx);
plugin_info_add_visual (goomInfo, 2, &goomInfo->star_fx);
plugin_info_add_visual (goomInfo, 3, &goomInfo->convolve_fx);
goomInfo->screen.width = resx;
goomInfo->screen.height = resy;
goomInfo->screen.size = resx * resy;
init_buffers(goomInfo, goomInfo->screen.size);
goomInfo->gRandom = goom_random_init((uintptr_t)goomInfo->pixel);
goomInfo->cycle = 0;
goomInfo->ifs_fx = ifs_visualfx_create();
goomInfo->ifs_fx.init(&goomInfo->ifs_fx, goomInfo);
goomInfo->gmline1 = goom_lines_init (goomInfo, resx, goomInfo->screen.height,
GML_HLINE, goomInfo->screen.height, GML_BLACK,
GML_CIRCLE, 0.4f * (float) goomInfo->screen.height, GML_VERT);
goomInfo->gmline2 = goom_lines_init (goomInfo, resx, goomInfo->screen.height,
GML_HLINE, 0, GML_BLACK,
GML_CIRCLE, 0.2f * (float) goomInfo->screen.height, GML_RED);
gfont_load ();
/* goom_set_main_script(goomInfo, goomInfo->main_script_str); */
return goomInfo;
}
void goom_set_resolution (PluginInfo *goomInfo, guint32 resx, guint32 resy)
{
free (goomInfo->pixel);
free (goomInfo->back);
free (goomInfo->conv);
goomInfo->screen.width = resx;
goomInfo->screen.height = resy;
goomInfo->screen.size = resx * resy;
init_buffers(goomInfo, goomInfo->screen.size);
/* init_ifs (goomInfo, resx, goomInfo->screen.height); */
goomInfo->ifs_fx.free(&goomInfo->ifs_fx);
goomInfo->ifs_fx.init(&goomInfo->ifs_fx, goomInfo);
goom_lines_set_res (goomInfo->gmline1, resx, goomInfo->screen.height);
goom_lines_set_res (goomInfo->gmline2, resx, goomInfo->screen.height);
}
int goom_set_screenbuffer(PluginInfo *goomInfo, void *buffer)
{
goomInfo->outputBuf = (Pixel*)buffer;
return 1;
}
/********************************************
* UPDATE *
********************************************
* WARNING: this is a 600 lines function ! (21-11-2003)
*/
guint32 *goom_update (PluginInfo *goomInfo, gint16 data[2][512],
int forceMode, float fps, char *songTitle, char *message)
{
Pixel *return_val;
guint32 pointWidth;
guint32 pointHeight;
int i;
float largfactor; /* elargissement de l'intervalle d'<27>volution des points */
Pixel *tmp;
ZoomFilterData *pzfd;
/* test if the config has changed, update it if so */
pointWidth = (goomInfo->screen.width * 2) / 5;
pointHeight = ((goomInfo->screen.height) * 2) / 5;
/* ! etude du signal ... */
evaluate_sound (data, &(goomInfo->sound));
/* goom_execute_main_script(goomInfo); */
/* ! calcul du deplacement des petits points ... */
largfactor = goomInfo->sound.speedvar / 150.0f + goomInfo->sound.volume / 1.5f;
if (largfactor > 1.5f)
largfactor = 1.5f;
goomInfo->update.decay_ifs--;
if (goomInfo->update.decay_ifs > 0)
goomInfo->update.ifs_incr += 2;
if (goomInfo->update.decay_ifs == 0)
goomInfo->update.ifs_incr = 0;
if (goomInfo->update.recay_ifs) {
goomInfo->update.ifs_incr -= 2;
goomInfo->update.recay_ifs--;
if ((goomInfo->update.recay_ifs == 0)&&(goomInfo->update.ifs_incr<=0))
goomInfo->update.ifs_incr = 1;
}
if (goomInfo->update.ifs_incr > 0)
goomInfo->ifs_fx.apply(&goomInfo->ifs_fx, goomInfo->p2, goomInfo->p1, goomInfo);
if (goomInfo->curGState->drawPoints) {
for (i = 1; i * 15 <= goomInfo->sound.speedvar*80.0f + 15; i++) {
goomInfo->update.loopvar += goomInfo->sound.speedvar*50 + 1;
pointFilter (goomInfo, goomInfo->p1,
YELLOW,
((pointWidth - 6.0f) * largfactor + 5.0f),
((pointHeight - 6.0f) * largfactor + 5.0f),
i * 152.0f, 128.0f, goomInfo->update.loopvar + i * 2032);
pointFilter (goomInfo, goomInfo->p1, ORANGE,
((pointWidth / 2) * largfactor) / i + 10.0f * i,
((pointHeight / 2) * largfactor) / i + 10.0f * i,
96.0f, i * 80.0f, goomInfo->update.loopvar / i);
pointFilter (goomInfo, goomInfo->p1, VIOLET,
((pointHeight / 3 + 5.0f) * largfactor) / i + 10.0f * i,
((pointHeight / 3 + 5.0f) * largfactor) / i + 10.0f * i,
i + 122.0f, 134.0f, goomInfo->update.loopvar / i);
pointFilter (goomInfo, goomInfo->p1, BLACK,
((pointHeight / 3) * largfactor + 20.0f),
((pointHeight / 3) * largfactor + 20.0f),
58.0f, i * 66.0f, goomInfo->update.loopvar / i);
pointFilter (goomInfo, goomInfo->p1, WHITE,
(pointHeight * largfactor + 10.0f * i) / i,
(pointHeight * largfactor + 10.0f * i) / i,
66.0f, 74.0f, goomInfo->update.loopvar + i * 500);
}
}
/* par d<>faut pas de changement de zoom */
pzfd = NULL;
/*
* Test forceMode
*/
#ifdef VERBOSE
if (forceMode != 0) {
printf ("forcemode = %d\n", forceMode);
}
#endif
/* diminuer de 1 le temps de lockage */
/* note pour ceux qui n'ont pas suivis : le lockvar permet d'empecher un */
/* changement d'etat du plugin juste apres un autre changement d'etat. oki */
if (--goomInfo->update.lockvar < 0)
goomInfo->update.lockvar = 0;
/* on verifie qu'il ne se pas un truc interressant avec le son. */
if ((goomInfo->sound.timeSinceLastGoom == 0)
|| (forceMode > 0)
|| (goomInfo->update.cyclesSinceLastChange > TIME_BTW_CHG)) {
/* changement eventuel de mode */
if (goom_irand(goomInfo->gRandom,16) == 0)
switch (goom_irand(goomInfo->gRandom,34)) {
case 0:
case 10:
goomInfo->update.zoomFilterData.hypercosEffect = goom_irand(goomInfo->gRandom,2);
case 13:
case 20:
case 21:
goomInfo->update.zoomFilterData.mode = WAVE_MODE;
goomInfo->update.zoomFilterData.reverse = 0;
goomInfo->update.zoomFilterData.waveEffect = (goom_irand(goomInfo->gRandom,3) == 0);
if (goom_irand(goomInfo->gRandom,2))
goomInfo->update.zoomFilterData.vitesse = (goomInfo->update.zoomFilterData.vitesse + 127) >> 1;
break;
case 1:
case 11:
goomInfo->update.zoomFilterData.mode = CRYSTAL_BALL_MODE;
goomInfo->update.zoomFilterData.waveEffect = 0;
goomInfo->update.zoomFilterData.hypercosEffect = 0;
break;
case 2:
case 12:
goomInfo->update.zoomFilterData.mode = AMULETTE_MODE;
goomInfo->update.zoomFilterData.waveEffect = 0;
goomInfo->update.zoomFilterData.hypercosEffect = 0;
break;
case 3:
goomInfo->update.zoomFilterData.mode = WATER_MODE;
goomInfo->update.zoomFilterData.waveEffect = 0;
goomInfo->update.zoomFilterData.hypercosEffect = 0;
break;
case 4:
case 14:
goomInfo->update.zoomFilterData.mode = SCRUNCH_MODE;
goomInfo->update.zoomFilterData.waveEffect = 0;
goomInfo->update.zoomFilterData.hypercosEffect = 0;
break;
case 5:
case 15:
case 22:
goomInfo->update.zoomFilterData.mode = HYPERCOS1_MODE;
goomInfo->update.zoomFilterData.waveEffect = 0;
goomInfo->update.zoomFilterData.hypercosEffect = (goom_irand(goomInfo->gRandom,3) == 0);
break;
case 6:
case 16:
goomInfo->update.zoomFilterData.mode = HYPERCOS2_MODE;
goomInfo->update.zoomFilterData.waveEffect = 0;
goomInfo->update.zoomFilterData.hypercosEffect = 0;
break;
case 7:
case 17:
goomInfo->update.zoomFilterData.mode = CRYSTAL_BALL_MODE;
goomInfo->update.zoomFilterData.waveEffect = (goom_irand(goomInfo->gRandom,4) == 0);
goomInfo->update.zoomFilterData.hypercosEffect = goom_irand(goomInfo->gRandom,2);
break;
case 8:
case 18:
case 19:
goomInfo->update.zoomFilterData.mode = SCRUNCH_MODE;
goomInfo->update.zoomFilterData.waveEffect = 1;
goomInfo->update.zoomFilterData.hypercosEffect = 1;
break;
case 29:
case 30:
goomInfo->update.zoomFilterData.mode = YONLY_MODE;
break;
case 31:
case 32:
case 33:
goomInfo->update.zoomFilterData.mode = SPEEDWAY_MODE;
break;
default:
goomInfo->update.zoomFilterData.mode = NORMAL_MODE;
goomInfo->update.zoomFilterData.waveEffect = 0;
goomInfo->update.zoomFilterData.hypercosEffect = 0;
}
}
/* tout ceci ne sera fait qu'en cas de non-blocage */
if (goomInfo->update.lockvar == 0) {
/* reperage de goom (acceleration forte de l'acceleration du volume) */
/* -> coup de boost de la vitesse si besoin.. */
if (goomInfo->sound.timeSinceLastGoom == 0) {
int i;
goomInfo->update.goomvar++;
/* SELECTION OF THE GOOM STATE */
if ((!goomInfo->update.stateSelectionBlocker)&&(goom_irand(goomInfo->gRandom,3))) {
goomInfo->update.stateSelectionRnd = goom_irand(goomInfo->gRandom,goomInfo->statesRangeMax);
goomInfo->update.stateSelectionBlocker = 3;
}
else if (goomInfo->update.stateSelectionBlocker) goomInfo->update.stateSelectionBlocker--;
for (i=0;i<goomInfo->statesNumber;i++)
if ((goomInfo->update.stateSelectionRnd >= goomInfo->states[i].rangemin)
&& (goomInfo->update.stateSelectionRnd <= goomInfo->states[i].rangemax))
goomInfo->curGState = &(goomInfo->states[i]);
if ((goomInfo->curGState->drawIFS) && (goomInfo->update.ifs_incr<=0)) {
goomInfo->update.recay_ifs = 5;
goomInfo->update.ifs_incr = 11;
}
if ((!goomInfo->curGState->drawIFS) && (goomInfo->update.ifs_incr>0) && (goomInfo->update.decay_ifs<=0))
goomInfo->update.decay_ifs = 100;
if (!goomInfo->curGState->drawScope)
goomInfo->update.stop_lines = 0xf000 & 5;
if (!goomInfo->curGState->drawScope) {
goomInfo->update.stop_lines = 0;
goomInfo->update.lineMode = goomInfo->update.drawLinesDuration;
}
/* if (goomInfo->update.goomvar % 1 == 0) */
{
guint32 vtmp;
guint32 newvit;
goomInfo->update.lockvar = 50;
newvit = STOP_SPEED + 1 - ((float)3.5f * log10(goomInfo->sound.speedvar * 60 + 1));
/* retablir le zoom avant.. */
if ((goomInfo->update.zoomFilterData.reverse) && (!(goomInfo->cycle % 13)) && (rand () % 5 == 0)) {
goomInfo->update.zoomFilterData.reverse = 0;
goomInfo->update.zoomFilterData.vitesse = STOP_SPEED - 2;
goomInfo->update.lockvar = 75;
}
if (goom_irand(goomInfo->gRandom,10) == 0) {
goomInfo->update.zoomFilterData.reverse = 1;
goomInfo->update.lockvar = 100;
}
if (goom_irand(goomInfo->gRandom,10) == 0)
goomInfo->update.zoomFilterData.vitesse = STOP_SPEED - 1;
if (goom_irand(goomInfo->gRandom,12) == 0)
goomInfo->update.zoomFilterData.vitesse = STOP_SPEED + 1;
/* changement de milieu.. */
switch (goom_irand(goomInfo->gRandom,25)) {
case 0:
case 3:
case 6:
goomInfo->update.zoomFilterData.middleY = goomInfo->screen.height - 1;
goomInfo->update.zoomFilterData.middleX = goomInfo->screen.width / 2;
break;
case 1:
case 4:
goomInfo->update.zoomFilterData.middleX = goomInfo->screen.width - 1;
break;
case 2:
case 5:
goomInfo->update.zoomFilterData.middleX = 1;
break;
default:
goomInfo->update.zoomFilterData.middleY = goomInfo->screen.height / 2;
goomInfo->update.zoomFilterData.middleX = goomInfo->screen.width / 2;
}
if ((goomInfo->update.zoomFilterData.mode == WATER_MODE)
|| (goomInfo->update.zoomFilterData.mode == YONLY_MODE)
|| (goomInfo->update.zoomFilterData.mode == AMULETTE_MODE)) {
goomInfo->update.zoomFilterData.middleX = goomInfo->screen.width / 2;
goomInfo->update.zoomFilterData.middleY = goomInfo->screen.height / 2;
}
switch (vtmp = (goom_irand(goomInfo->gRandom,15))) {
case 0:
goomInfo->update.zoomFilterData.vPlaneEffect = goom_irand(goomInfo->gRandom,3)
- goom_irand(goomInfo->gRandom,3);
goomInfo->update.zoomFilterData.hPlaneEffect = goom_irand(goomInfo->gRandom,3)
- goom_irand(goomInfo->gRandom,3);
break;
case 3:
goomInfo->update.zoomFilterData.vPlaneEffect = 0;
goomInfo->update.zoomFilterData.hPlaneEffect = goom_irand(goomInfo->gRandom,8)
- goom_irand(goomInfo->gRandom,8);
break;
case 4:
case 5:
case 6:
case 7:
goomInfo->update.zoomFilterData.vPlaneEffect = goom_irand(goomInfo->gRandom,5)
- goom_irand(goomInfo->gRandom,5);
goomInfo->update.zoomFilterData.hPlaneEffect = -goomInfo->update.zoomFilterData.vPlaneEffect;
break;
case 8:
goomInfo->update.zoomFilterData.hPlaneEffect = 5 + goom_irand(goomInfo->gRandom,8);
goomInfo->update.zoomFilterData.vPlaneEffect = -goomInfo->update.zoomFilterData.hPlaneEffect;
break;
case 9:
goomInfo->update.zoomFilterData.vPlaneEffect = 5 + goom_irand(goomInfo->gRandom,8);
goomInfo->update.zoomFilterData.hPlaneEffect = -goomInfo->update.zoomFilterData.hPlaneEffect;
break;
case 13:
goomInfo->update.zoomFilterData.hPlaneEffect = 0;
goomInfo->update.zoomFilterData.vPlaneEffect = goom_irand(goomInfo->gRandom,10)
- goom_irand(goomInfo->gRandom,10);
break;
case 14:
goomInfo->update.zoomFilterData.hPlaneEffect = goom_irand(goomInfo->gRandom,10)
- goom_irand(goomInfo->gRandom,10);
goomInfo->update.zoomFilterData.vPlaneEffect = goom_irand(goomInfo->gRandom,10)
- goom_irand(goomInfo->gRandom,10);
break;
default:
if (vtmp < 10) {
goomInfo->update.zoomFilterData.vPlaneEffect = 0;
goomInfo->update.zoomFilterData.hPlaneEffect = 0;
}
}
if (goom_irand(goomInfo->gRandom,5) != 0)
goomInfo->update.zoomFilterData.noisify = 0;
else {
goomInfo->update.zoomFilterData.noisify = goom_irand(goomInfo->gRandom,2) + 1;
goomInfo->update.lockvar *= 2;
}
if (goomInfo->update.zoomFilterData.mode == AMULETTE_MODE) {
goomInfo->update.zoomFilterData.vPlaneEffect = 0;
goomInfo->update.zoomFilterData.hPlaneEffect = 0;
goomInfo->update.zoomFilterData.noisify = 0;
}
if ((goomInfo->update.zoomFilterData.middleX == 1) || (goomInfo->update.zoomFilterData.middleX == (signed int)goomInfo->screen.width - 1)) {
goomInfo->update.zoomFilterData.vPlaneEffect = 0;
if (goom_irand(goomInfo->gRandom,2))
goomInfo->update.zoomFilterData.hPlaneEffect = 0;
}
if ((signed int)newvit < goomInfo->update.zoomFilterData.vitesse) /* on accelere */
{
pzfd = &goomInfo->update.zoomFilterData;
if (((newvit < STOP_SPEED - 7) &&
(goomInfo->update.zoomFilterData.vitesse < STOP_SPEED - 6) &&
(goomInfo->cycle % 3 == 0)) || (goom_irand(goomInfo->gRandom,40) == 0)) {
goomInfo->update.zoomFilterData.vitesse = STOP_SPEED - goom_irand(goomInfo->gRandom,2)
+ goom_irand(goomInfo->gRandom,2);
goomInfo->update.zoomFilterData.reverse = !goomInfo->update.zoomFilterData.reverse;
}
else {
goomInfo->update.zoomFilterData.vitesse = (newvit + goomInfo->update.zoomFilterData.vitesse * 7) / 8;
}
goomInfo->update.lockvar += 50;
}
}
if (goomInfo->update.lockvar > 150) {
goomInfo->update.switchIncr = goomInfo->update.switchIncrAmount;
goomInfo->update.switchMult = 1.0f;
}
}
/* mode mega-lent */
if (goom_irand(goomInfo->gRandom,700) == 0) {
/*
* printf ("coup du sort...\n") ;
*/
pzfd = &goomInfo->update.zoomFilterData;
goomInfo->update.zoomFilterData.vitesse = STOP_SPEED - 1;
goomInfo->update.zoomFilterData.pertedec = 8;
goomInfo->update.zoomFilterData.sqrtperte = 16;
goomInfo->update.goomvar = 1;
goomInfo->update.lockvar += 50;
goomInfo->update.switchIncr = goomInfo->update.switchIncrAmount;
goomInfo->update.switchMult = 1.0f;
}
}
/*
* gros frein si la musique est calme
*/
if ((goomInfo->sound.speedvar < 0.01f)
&& (goomInfo->update.zoomFilterData.vitesse < STOP_SPEED - 4)
&& (goomInfo->cycle % 16 == 0)) {
pzfd = &goomInfo->update.zoomFilterData;
goomInfo->update.zoomFilterData.vitesse += 3;
goomInfo->update.zoomFilterData.pertedec = 8;
goomInfo->update.zoomFilterData.sqrtperte = 16;
goomInfo->update.goomvar = 0;
}
/*
* baisser regulierement la vitesse...
*/
if ((goomInfo->cycle % 73 == 0) && (goomInfo->update.zoomFilterData.vitesse < STOP_SPEED - 5)) {
pzfd = &goomInfo->update.zoomFilterData;
goomInfo->update.zoomFilterData.vitesse++;
}
/*
* arreter de decr<63>menter au bout d'un certain temps
*/
if ((goomInfo->cycle % 101 == 0) && (goomInfo->update.zoomFilterData.pertedec == 7)) {
pzfd = &goomInfo->update.zoomFilterData;
goomInfo->update.zoomFilterData.pertedec = 8;
goomInfo->update.zoomFilterData.sqrtperte = 16;
}
/*
* Permet de forcer un effet.
*/
if ((forceMode > 0) && (forceMode <= NB_FX)) {
pzfd = &goomInfo->update.zoomFilterData;
pzfd->mode = forceMode - 1;
}
if (forceMode == -1) {
pzfd = NULL;
}
/*
* Changement d'effet de zoom !
*/
if (pzfd != NULL) {
int dif;
goomInfo->update.cyclesSinceLastChange = 0;
goomInfo->update.switchIncr = goomInfo->update.switchIncrAmount;
dif = goomInfo->update.zoomFilterData.vitesse - goomInfo->update.previousZoomSpeed;
if (dif < 0)
dif = -dif;
if (dif > 2) {
goomInfo->update.switchIncr *= (dif + 2) / 2;
}
goomInfo->update.previousZoomSpeed = goomInfo->update.zoomFilterData.vitesse;
goomInfo->update.switchMult = 1.0f;
if (((goomInfo->sound.timeSinceLastGoom == 0)
&& (goomInfo->sound.totalgoom < 2)) || (forceMode > 0)) {
goomInfo->update.switchIncr = 0;
goomInfo->update.switchMult = goomInfo->update.switchMultAmount;
}
}
else {
if (goomInfo->update.cyclesSinceLastChange > TIME_BTW_CHG) {
pzfd = &goomInfo->update.zoomFilterData;
goomInfo->update.cyclesSinceLastChange = 0;
}
else
goomInfo->update.cyclesSinceLastChange++;
}
#ifdef VERBOSE
if (pzfd) {
printf ("GOOM: pzfd->mode = %d\n", pzfd->mode);
}
#endif
/* Zoom here ! */
zoomFilterFastRGB (goomInfo, goomInfo->p1, goomInfo->p2, pzfd, goomInfo->screen.width, goomInfo->screen.height,
goomInfo->update.switchIncr, goomInfo->update.switchMult);
/*
* Affichage tentacule
*/
goomInfo->tentacles_fx.apply(&goomInfo->tentacles_fx, goomInfo->p1, goomInfo->p2, goomInfo);
goomInfo->star_fx.apply (&goomInfo->star_fx,goomInfo->p2,goomInfo->p1,goomInfo);
/*
* Affichage de texte
* @ deleted.
*/
/*
* arret demande
*/
if ((goomInfo->update.stop_lines & 0xf000)||(!goomInfo->curGState->drawScope)) {
float param1, param2, amplitude;
int couleur;
int mode;
choose_a_goom_line (goomInfo, &param1, &param2, &couleur, &mode, &amplitude,1);
couleur = GML_BLACK;
goom_lines_switch_to (goomInfo->gmline1, mode, param1, amplitude, couleur);
goom_lines_switch_to (goomInfo->gmline2, mode, param2, amplitude, couleur);
goomInfo->update.stop_lines &= 0x0fff;
}
/*
* arret aleatore.. changement de mode de ligne..
*/
if (goomInfo->update.lineMode != goomInfo->update.drawLinesDuration) {
goomInfo->update.lineMode--;
if (goomInfo->update.lineMode == -1)
goomInfo->update.lineMode = 0;
}
else
if ((goomInfo->cycle%80==0)&&(goom_irand(goomInfo->gRandom,5)==0)&&goomInfo->update.lineMode)
goomInfo->update.lineMode--;
if ((goomInfo->cycle % 120 == 0)
&& (goom_irand(goomInfo->gRandom,4) == 0)
&& (goomInfo->curGState->drawScope)) {
if (goomInfo->update.lineMode == 0)
goomInfo->update.lineMode = goomInfo->update.drawLinesDuration;
else if (goomInfo->update.lineMode == goomInfo->update.drawLinesDuration) {
float param1, param2, amplitude;
int couleur1,couleur2;
int mode;
goomInfo->update.lineMode--;
choose_a_goom_line (goomInfo, &param1, &param2, &couleur1,
&mode, &amplitude,goomInfo->update.stop_lines);
couleur2 = 5-couleur1;
if (goomInfo->update.stop_lines) {
goomInfo->update.stop_lines--;
if (goom_irand(goomInfo->gRandom,2))
couleur2=couleur1 = GML_BLACK;
}
goom_lines_switch_to (goomInfo->gmline1, mode, param1, amplitude, couleur1);
goom_lines_switch_to (goomInfo->gmline2, mode, param2, amplitude, couleur2);
}
}
/*
* si on est dans un goom : afficher les lignes...
*/
if ((goomInfo->update.lineMode != 0) || (goomInfo->sound.timeSinceLastGoom < 5)) {
goomInfo->gmline2->power = goomInfo->gmline1->power;
goom_lines_draw (goomInfo, goomInfo->gmline1, data[0], goomInfo->p2);
goom_lines_draw (goomInfo, goomInfo->gmline2, data[1], goomInfo->p2);
if (((goomInfo->cycle % 121) == 9) && (goom_irand(goomInfo->gRandom,3) == 1)
&& ((goomInfo->update.lineMode == 0) || (goomInfo->update.lineMode == goomInfo->update.drawLinesDuration))) {
float param1, param2, amplitude;
int couleur1,couleur2;
int mode;
choose_a_goom_line (goomInfo, &param1, &param2, &couleur1,
&mode, &amplitude, goomInfo->update.stop_lines);
couleur2 = 5-couleur1;
if (goomInfo->update.stop_lines) {
goomInfo->update.stop_lines--;
if (goom_irand(goomInfo->gRandom,2))
couleur2=couleur1 = GML_BLACK;
}
goom_lines_switch_to (goomInfo->gmline1, mode, param1, amplitude, couleur1);
goom_lines_switch_to (goomInfo->gmline2, mode, param2, amplitude, couleur2);
}
}
return_val = goomInfo->p1;
tmp = goomInfo->p1;
goomInfo->p1 = goomInfo->p2;
goomInfo->p2 = tmp;
/* affichage et swappage des buffers.. */
goomInfo->cycle++;
goomInfo->convolve_fx.apply(&goomInfo->convolve_fx,return_val,goomInfo->outputBuf,goomInfo);
return (guint32*)goomInfo->outputBuf;
}
/****************************************
* CLOSE *
****************************************/
void goom_close (PluginInfo *goomInfo)
{
if (goomInfo->pixel != NULL)
free (goomInfo->pixel);
if (goomInfo->back != NULL)
free (goomInfo->back);
if (goomInfo->conv != NULL)
free (goomInfo->conv);
goomInfo->pixel = goomInfo->back = NULL;
goomInfo->conv = NULL;
goom_random_free(goomInfo->gRandom);
goom_lines_free (&goomInfo->gmline1);
goom_lines_free (&goomInfo->gmline2);
/* release_ifs (); */
goomInfo->ifs_fx.free(&goomInfo->ifs_fx);
goomInfo->convolve_fx.free(&goomInfo->convolve_fx);
goomInfo->star_fx.free(&goomInfo->star_fx);
goomInfo->tentacles_fx.free(&goomInfo->tentacles_fx);
goomInfo->zoomFilter_fx.free(&goomInfo->zoomFilter_fx);
free(goomInfo);
}
/* *** */
void
choose_a_goom_line (PluginInfo *goomInfo, float *param1, float *param2, int *couleur, int *mode,
float *amplitude, int far)
{
*mode = goom_irand(goomInfo->gRandom,3);
*amplitude = 1.0f;
switch (*mode) {
case GML_CIRCLE:
if (far) {
*param1 = *param2 = 0.47f;
*amplitude = 0.8f;
break;
}
if (goom_irand(goomInfo->gRandom,3) == 0) {
*param1 = *param2 = 0;
*amplitude = 3.0f;
}
else if (goom_irand(goomInfo->gRandom,2)) {
*param1 = 0.40f * goomInfo->screen.height;
*param2 = 0.22f * goomInfo->screen.height;
}
else {
*param1 = *param2 = goomInfo->screen.height * 0.35;
}
break;
case GML_HLINE:
if (goom_irand(goomInfo->gRandom,4) || far) {
*param1 = goomInfo->screen.height / 7;
*param2 = 6.0f * goomInfo->screen.height / 7.0f;
}
else {
*param1 = *param2 = goomInfo->screen.height / 2.0f;
*amplitude = 2.0f;
}
break;
case GML_VLINE:
if (goom_irand(goomInfo->gRandom,3) || far) {
*param1 = goomInfo->screen.width / 7.0f;
*param2 = 6.0f * goomInfo->screen.width / 7.0f;
}
else {
*param1 = *param2 = goomInfo->screen.width / 2.0f;
*amplitude = 1.5f;
}
break;
}
*couleur = goom_irand(goomInfo->gRandom,6);
}
#define ECART_VARIATION 1.5
#define POS_VARIATION 3.0
#define SCROLLING_SPEED 80
/*
* Met a jour l'affichage du message defilant
*/
void update_message (PluginInfo *goomInfo, char *message) {
int fin = 0;
if (message) {
int i=1,j=0;
sprintf (goomInfo->update_message.message, message);
for (j=0;goomInfo->update_message.message[j];j++)
if (goomInfo->update_message.message[j]=='\n')
i++;
goomInfo->update_message.numberOfLinesInMessage = i;
goomInfo->update_message.affiche = goomInfo->screen.height + goomInfo->update_message.numberOfLinesInMessage * 25 + 105;
goomInfo->update_message.longueur = strlen(goomInfo->update_message.message);
}
if( goomInfo->update_message.affiche)
goomInfo->update_message.affiche--;
/*
if (goomInfo->update_message.affiche) {
int i = 0;
char *msg = malloc(goomInfo->update_message.longueur + 1);
char *ptr = msg;
int pos;
float ecart;
message = msg;
sprintf (msg, goomInfo->update_message.message);
while (!fin) {
while (1) {
if (*ptr == 0) {
fin = 1;
break;
}
if (*ptr == '\n') {
*ptr = 0;
break;
}
++ptr;
}
pos = goomInfo->update_message.affiche - (goomInfo->update_message.numberOfLinesInMessage - i)*25;
pos += POS_VARIATION * (cos((double)pos / 20.0));
pos -= SCROLLING_SPEED;
ecart = (ECART_VARIATION * sin((double)pos / 20.0));
if ((fin) && (2 * pos < (int)goomInfo->screen.height))
pos = (int)goomInfo->screen.height / 2;
pos += 7;
goom_draw_text(goomInfo->p1,goomInfo->screen.width,goomInfo->screen.height,
goomInfo->screen.width/2, pos,
message,
ecart,
1);
message = ++ptr;
i++;
}
goomInfo->update_message.affiche --;
free (msg);
}
*/
}
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