#include <string.h>
#include <math.h>
#include <errno.h>
+#include <limits.h>
#include "demo.h"
+#include "screen.h"
+#include "3dgfx.h"
+#include "music.h"
+#include "cfgopt.h"
-int fbwidth = 320;
-int fbheight = 240;
-int fbbpp = 8;
-unsigned char *fbpixels;
+int fb_width = 320;
+int fb_height = 240;
+int fb_bpp = 16;
+uint16_t *fb_pixels, *vmem_back, *vmem_front;
unsigned long time_msec;
+int mouse_x, mouse_y;
+unsigned int mouse_bmask;
static unsigned long nframes;
int demo_init(int argc, char **argv)
{
+ struct screen *scr;
+ char *env;
+
+ if(load_config("demo.cfg") == -1) {
+ return -1;
+ }
+ if((env = getenv("START_SCR"))) {
+ opt.start_scr = env;
+ }
+ if(parse_args(argc, argv) == -1) {
+ return -1;
+ }
+
+ if(g3d_init() == -1) {
+ return -1;
+ }
+ g3d_framebuffer(fb_width, fb_height, fb_pixels);
+
+ if(opt.music) {
+ if(music_open("data/test.mod") == -1) {
+ return -1;
+ }
+ }
+
+ if(scr_init() == -1) {
+ return -1;
+ }
+ if(opt.start_scr) {
+ scr = scr_lookup(opt.start_scr);
+ } else {
+ scr = scr_screen(0);
+ }
+
+ if(!scr || scr_change(scr, 4000) == -1) {
+ fprintf(stderr, "screen %s not found\n", opt.start_scr ? opt.start_scr : "0");
+ return -1;
+ }
+
+ /* clear the framebuffer at least once */
+ memset(fb_pixels, 0, fb_width * fb_height * fb_bpp / CHAR_BIT);
+
+ if(opt.music) {
+ music_play();
+ }
return 0;
}
void demo_cleanup(void)
{
+ if(opt.music) {
+ music_close();
+ }
+ scr_shutdown();
+ g3d_destroy();
+
if(time_msec) {
float fps = (float)nframes / ((float)time_msec / 1000.0f);
printf("average framerate: %.1f\n", fps);
void demo_draw(void)
{
- int i, j;
- unsigned char *fbptr = fbpixels;
-
- for(i=0; i<fbheight; i++) {
- for(j=0; j<fbwidth; j++) {
- int val = i^j;
-
- *fbptr++ = val;
- }
+ if(opt.music) {
+ music_update();
}
+ scr_update();
+ scr_draw();
++nframes;
}
break;
default:
+ if(key >= '1' && key <= '1' + scr_num_screens()) {
+ int idx = key - '1';
+ printf("change screen %d\n", idx);
+ scr_change(scr_screen(idx), 4000);
+ }
break;
}
}