15 uint16_t *fb_pixels, *vmem_back, *vmem_front;
16 unsigned long time_msec;
18 unsigned int mouse_bmask;
20 static unsigned long nframes;
21 static const char *start_scr_name;
23 int demo_init(int argc, char **argv)
27 start_scr_name = getenv("START_SCR");
29 start_scr_name = argv[1];
32 if(g3d_init() == -1) {
35 g3d_framebuffer(fb_width, fb_height, fb_pixels);
37 if(music_open("data/test.mod") == -1) {
41 if(scr_init() == -1) {
45 scr = scr_lookup(start_scr_name);
50 if(!scr || scr_change(scr, 4000) == -1) {
51 fprintf(stderr, "screen %s not found\n", start_scr_name ? start_scr_name : "0");
55 /* clear the framebuffer at least once */
56 memset(fb_pixels, 0, fb_width * fb_height * fb_bpp / CHAR_BIT);
62 void demo_cleanup(void)
69 float fps = (float)nframes / ((float)time_msec / 1000.0f);
70 printf("average framerate: %.1f\n", fps);
83 void demo_keyboard(int key, int state)
92 if(key >= '1' && key <= '1' + scr_num_screens()) {
94 printf("change screen %d\n", idx);
95 scr_change(scr_screen(idx), 4000);