static void *thread_func(ALLEGRO_THREAD *thr, void *arg)
{
ThreadInfo *info = (ThreadInfo *) arg;
Viewport viewport;
unsigned char palette[256][3];
int y, w, h;
y = 0;
w = al_get_bitmap_width(info->bitmap);
h = al_get_bitmap_height(info->bitmap);
viewport.centre_x = info->target_x;
viewport.centre_y = info->target_y;
viewport.x_extent = 3.0;
viewport.y_extent = 3.0;
viewport.zoom = 1.0;
info->target_x = 0;
info->target_y = 0;
while (!al_get_thread_should_stop(thr)) {
al_lock_mutex(info->mutex);
while (info->is_paused) {
al_wait_cond(info->cond, info->mutex);
/* We might be awoken because the program is terminating. */
if (al_get_thread_should_stop(thr)) {
break;
}
}
if (!info->is_paused) {
if (y == 0) {
random_palette(palette, &info->random_seed);
}
draw_mandel_line(info->bitmap, &viewport, palette, y);
y++;
if (y >= h) {
double z = viewport.zoom;
y = 0;
viewport.centre_x += z * viewport.x_extent * info->target_x;
viewport.centre_y += z * viewport.y_extent * info->target_y;
info->target_x = 0;
info->target_y = 0;
viewport.zoom *= 0.99;
}
}
al_unlock_mutex(info->mutex);
al_rest(0);
}
return NULL;
}
void init_video_8(void)
{
/***************** DISPLAY INITIALISATION ******************/
if (SDL_Init (SDL_INIT_VIDEO) < 0)
{
fprintf (stderr, "SDL Init failed : %s\n", SDL_GetError ());
exit (1);
}
printf("SDL init Ok\n");
screen = SDL_SetVideoMode (resx, resy, 8, SCREENFLAG);
if (screen == NULL)
{
fprintf (stderr, "Graphic mode is not available: %s\n",
SDL_GetError ());
exit (1);
}
printf("SDL Setvideo mode Ok\n");
SDL_ShowCursor(0);
SDL_EventState (SDL_ACTIVEEVENT, SDL_IGNORE);
SDL_EventState (SDL_MOUSEMOTION, SDL_IGNORE);
printf("SDL Event State Ok\n");
/***************************************************************/
/******************* COLOR COMPUTATION ********************/
random_palette();
printf("SDL set color Ok\n");
/****************** INDEX *************************************/
pitch = screen->pitch;
printf ("Pitch : %i\n", pitch);
pixel = ((unsigned char *) screen->pixels);
bpp = screen->format->BytesPerPixel;
printf ("Bytes per pixels: %i\n", bpp);
}
void on_reprise(void)
{
unsigned int j;
unsigned char *pix = pixel;
if (lys.reprise == OUI )
{
if (conteur.last_flash > 5 * conteur.fps) /* si y pas eu de flash depuis longtemps: flash */
{
if(conteur.draw_mode == 5)
stars_manage(pixel, NEW_SESSION, conteur.angle2 / 400, 0,
conteur.angle2 / 60, 200, 130);
/* FLASH */
#ifdef DEBUG
printf("Flash\n");
#endif
pix = pixel;
for (j = 0; j < resy * pitch; j++)
*(pix++) = 250;
if (conteur.freeze_mode == NON) /* si c pas freeze_mode on change tout */
{
conteur.burn_mode = rand() % 4;
conteur.draw_mode = rand () % 7;
conteur.blur_mode = rand () % 5 ;
if(conteur.draw_mode==2)
conteur.blur_mode=0;
random_palette();
}
conteur.last_flash = 0;
}
else /* il y a eu un flash y a pas longtemps, donc on fait juste des etoiles */
{
/* on change de mode blur */
if ((conteur.freeze_mode == 0) && (conteur.mix_reprise >5) && (conteur.draw_mode!=2) ) /* si c pas freeze_mode on change tout */
{
conteur.blur_mode = rand () % 5 ;
}
}
#ifdef DEBUG
if (conteur.term_display == OUI)
printf("Blur m %i | Draw m %i | Burn m %i\n",conteur.blur_mode, conteur.draw_mode, conteur.burn_mode);
#endif
/* conteur.mix_reprise = 0; */
}
/* if (conteur.mix_reprise < 2 * conteur.fps) */
/* conteur.mix_reprise++; */
}
void keyboard(void)
{
SDL_Event event;
while(SDL_PollEvent(&event)); /* on prend le dernier event */
switch(event.type)
{
case SDL_KEYDOWN:
switch(event.key.keysym.sym)
{
/* case SDLK_q: */
/* disable_plugin(get_vplugin_info()); */
/* break; */
/* case SDLK_k: */
/* printf("Killed (use XMMS plug-in option to quit instead)\n"); */
/* exit (1); */
/* break; */
/* case SDLK_RETURN: */
/* printf("Fading palette mode toggled\n"); */
/* conteur.fade_on_off=1-conteur.fade_on_off; */
/* for(i=0;i<256;i++){ */
/* colors_used[i].r=i; */
/* colors_used[i].g=(gint) ( (float) (i*i*i)/(256*256) ); */
/* colors_used[i].b=0; */
/* } */
/* SDL_SetColors(screen, colors_used, 0, 256); */
/* break; */
case SDLK_ESCAPE:
case SDLK_SPACE:
printf("Full Screen mode toggled\n");
conteur.fullscreen = 1-conteur.fullscreen ;
SDL_WM_ToggleFullScreen(screen);
break;
case SDLK_c:
printf("Resolution key 320*180\n");
quit_renderer = 1;
resolution_change = 1;
resx = 320;
resy = 180;
break;
case SDLK_v:
printf("Resolution key 512*200\n");
quit_renderer = 1;
resolution_change = 1;
resx = 512;
resy = 200;
break;
case SDLK_b:
printf("Resolution key 640*480\n");
quit_renderer = 1;
resolution_change = 1;
resx = 640;
resy = 480;
break;
case SDLK_n:
printf("Resolution key 800*400\n");
quit_renderer = 1;
resolution_change = 1;
resx = 800;
resy = 400;
break;
case SDLK_COMMA:
printf("Resolution key 1024x768\n");
quit_renderer = 1;
resolution_change = 1;
resx = 1024;
resy = 768;
break;
case SDLK_o:
printf("Toggle 32/8bits mode\n");
quit_renderer = 1;
resolution_change = 1;
if (video == 8)
video = 32;
else
video = 8;
break;
case SDLK_d:
printf("Freeze Image\n");
conteur.freeze = 1-conteur.freeze;
break;
case SDLK_f:
printf("Freeze mode\n");
conteur.freeze_mode = 1-conteur.freeze_mode;
break;
case SDLK_p:
printf("Random palette\n");
random_palette();
break;
case SDLK_e:
printf("Enable/disable new colors\n");
conteur.psy = 1-conteur.psy;
break;
case SDLK_a:
printf("Enable/disable Energie analyser\n");
conteur.analyser = 1-conteur.analyser;
break;
/************ Blur mode *************/
case SDLK_F1:
printf("Blur mode 0\n");
conteur.blur_mode = 0;
break;
case SDLK_F2:
printf("Blur mode 1\n");
conteur.blur_mode = 1;
break;
case SDLK_F3:
printf("Blur mode 2\n");
conteur.blur_mode = 2;
break;
case SDLK_F4:
printf("Blur mode 3\n");
conteur.blur_mode = 3;
break;
case SDLK_F5:
printf("Blur mode 4\n");
conteur.blur_mode = 4;
break;
/************ Draw mode *************/
case SDLK_F6: /* lignes */
printf("Draw mode 5\n");
conteur.draw_mode = 6;
break;
case SDLK_F7: /* lignes */
printf("Draw mode 5\n");
conteur.draw_mode = 5;
break;
case SDLK_F8: /* lignes */
printf("Draw mode 4\n");
conteur.draw_mode = 4;
break;
case SDLK_F9:
printf("Draw mode 0\n");
conteur.draw_mode = 0;
break;
case SDLK_F10:
printf("Draw mode 1\n");
conteur.draw_mode = 1;
break;
case SDLK_F11:
printf("Draw mode 2\n");
conteur.draw_mode = 2;
break;
case SDLK_F12:
printf("Draw mode 3\n");
conteur.draw_mode = 3;
break;
/************* Key binding ************/
case SDLK_UP:
printf("Prev\n");
xmms_remote_playlist_prev(0);
break;
case SDLK_DOWN:
printf("Next\n");
xmms_remote_playlist_next(0);
break;
case SDLK_LEFT:
printf("Jump to time -\n");
xmms_remote_jump_to_time(0, xmms_remote_get_output_time(0) - 10000);
break;
case SDLK_RIGHT:
printf("Jump to time +\n");
xmms_remote_jump_to_time(0, xmms_remote_get_output_time(0) + 10000);
break;
case SDLK_u:
printf("Color mode : %i\n",conteur.triplet);
break;
//default:
}
break;
// default:
}
}
