void setvideo(int w,int h,int go_full,int quiet)
{
Uint32 flags = 0;
if( !w || !h ) { //default to previous res
w = prev_w;
h = prev_h;
}
if( go_full && !v_fullscreen ) { // record previous res when changing to fullscreen
prev_w = screen_w;
prev_h = screen_h;
}
v_fullscreen = go_full;
flags |= (go_full ? SDL_FULLSCREEN : SDL_RESIZABLE);
screen = SDL_SetVideoMode(w,h,SDL_GetVideoInfo()->vfmt->BitsPerPixel,SDL_OPENGL|flags);
if( !screen ){
v_fullscreen = 0;
screen = SDL_SetVideoMode(NATIVEW,NATIVEH,SDL_GetVideoInfo()->vfmt->BitsPerPixel,SDL_OPENGL|SDL_RESIZABLE);
SJC_Write("Error changing video mode. Using safe defaults.");
if( !screen ) {
fprintf(stderr,"Fatal error setting video mode!");
exit(-4);
}
}
const SDL_VideoInfo *vidinfo = SDL_GetVideoInfo();
screen_w = w = vidinfo->current_w;
screen_h = h = vidinfo->current_h;
scale = (h/NATIVEH < w/NATIVEW) ? h/NATIVEH : w/NATIVEW;
if( scale<1 )
scale = 1;
SJF_Init();
mod_setvideo(w,h);
if( !quiet )
SJC_Write("Video mode set to %d x %d",w,h);
}
int main( int argc, char* argv[] )
{
SDL_Event event;
Uint32 u;
Uint32 v;
int i;
int w = W;
int h = H;
int multis = MULTIS;
int threads = THREADS;
int photons = PHOTONS;
unsigned seed = (unsigned)-1;
bool preview = true;
NICEME;
// Process cmd line args
for(i=1; i<argc; i++)
{
if( argv[i][0]=='-' ) switch( argv[i][1] )
{
case 'w':
w = atoi(argv[i]+2);
break;
case 'h':
h = atoi(argv[i]+2);
break;
case 'm':
multis = atoi(argv[i]+2);
break;
case 't':
threads = atoi(argv[i]+2);
break;
case 'p':
photons = atoi(argv[i]+2);
break;
case '-':
printf( "Usage: [OPTION]... [SEED]\nRender ray-traced 3D images generated randomly with seed number SEED.\n\n option default description\n -wNUM %7d Set image output width to NUM\n -hNUM %7d Set image output height to NUM\n -mNUM %7d Set multisampling level to NUM (level 2 recommended)\n -tNUM %7d Parallelize with NUM threads\n -pNUM %7d Simulate lighting with NUM million photons!\n",W,H,MULTIS,THREADS,PHOTONS ), exit(0);
default:
fprintf( stderr, "Halt! -%c isn't one of my options!\nUse --help for help.\n", argv[i][1] ), exit(-1);
}
else if( seed==(unsigned)-1 )
{
seed = atoi(argv[i]);
if( !seed )
fprintf( stderr, "Halt! SEED ought to be a positive number, not %s\n", argv[i] ), exit(-1);
}
else
fprintf( stderr, "Halt! I'm confused by cmd line argument #%d: %s\n", i, argv[i] ), exit(-1);
}
if( w<1 ) w=W;
if( h<1 ) h=H;
if( multis<1 ) multis=MULTIS;
if( threads<1 ) threads=THREADS;
if( photons<1 ) photons=PHOTONS;
// Use time as seed if not otherwise specified
if( seed==(unsigned)-1 )
seed = (unsigned)time(NULL);
// Init SDL
if( SDL_Init( SDL_INIT_TIMER|SDL_INIT_AUDIO|SDL_INIT_VIDEO ) < 0 || !SDL_GetVideoInfo() )
return 0;
// Create Window
SetVideo( w, h );
SDL_WM_SetCaption("PixelMachine", NULL);
pinfo = SDL_GetVideoInfo();
// font init
SJF_Init(pinfo);
//ui setup
ui.init();
h_menu = ui.new_control(0,0,0,0);
h_render = ui.new_control(h_menu,80,15,SJUIF_EXTENDSV);
ui.set_caption(h_menu,"Click to render...");
ui.set_caption(h_render,"Loading");
//pm preview render setup
pixelmachine = new PIXELMACHINE;
pixelmachine->init(seed,100,75,1,threads,(photons?1:0));
thread = SDL_CreateThread(run_pixel_machine,NULL);
// MAIN LOOP
while( 1 )
{
while( SDL_PollEvent(&event) ) switch(event.type)
{
case SDL_VIDEOEXPOSE:
;
break;
case SDL_VIDEORESIZE:
SetVideo( event.resize.w, event.resize.h );
break;
case SDL_MOUSEBUTTONDOWN:
if( preview )
{
//pm full render go!
preview = false;
pixelmachine->cancel = true;
SDL_WaitThread(thread,NULL); //BUG: thread may not be valid?
delete pixelmachine;
pixelmachine = new PIXELMACHINE;
pixelmachine->init(seed,w,h,multis,threads,photons);
thread = SDL_CreateThread(run_pixel_machine,NULL);
}
break;
case SDL_KEYDOWN:
;
break;
case SDL_QUIT:
pixelmachine->cancel = true;
SDL_WaitThread(thread,NULL); //BUG: thread may not be valid?
delete pixelmachine;
Cleanup();
break;
}
gutimenow = SDL_GetTicks();
if( (Uint32)(gutimenow-gutime)>50 )
{
Render();
gutime = gutimenow;
}
// chill out for a bit
SDL_Delay(10);
}
return 0;
}
