software tunnel rotation / lower framerate

[gbajam21] / src / main.c

diff --git a/src/main.c b/src/main.c
index 03930b1..e1c3af0 100644 (file)
--- a/src/main.c
+++ b/src/main.c
@@ -2,46 +2,50 @@
 #include "gbaregs.h"
 #include "intr.h"
 #include "debug.h"
-
-#include "AAS.h"
+#include "game.h"
 #include "data.h"
+#include "maxmod.h"
 
-#define RGB15(r, g, b) \
-       (((uint16_t)(r) & 0x1f) | \
-        (((uint16_t)(g) & 0x1f) << 5) | \
-        (((uint16_t)(b) & 0x1f) << 10))
+static void vblank(void);
+static void nopfunc(void);
 
 int main(void)
 {
-       int i, j;
-       uint16_t *vptr;
-
-       emuprint("\nStarting GBAJAM21\n-----------------\n");
-
        intr_init();
 
-       interrupt(INTR_TIMER1, AAS_Timer1InterruptHandler);
-       AAS_SetConfig(AAS_CONFIG_MIX_24KHZ, AAS_CONFIG_CHANS_8, AAS_CONFIG_SPATIAL_STEREO, AAS_CONFIG_DYNAMIC_ON);
-       unmask(INTR_TIMER1);
-       intr_enable();
+       REG_WAITCNT = WAITCNT_PREFETCH | WAITCNT_ROM_2_1;
 
+#ifndef NOSOUND
+       mmInitDefault(sound_data, 8);
+       mmStart(MOD_POPCORN, MM_PLAY_LOOP);
+#endif
 
-       REG_DISPCNT = 3 | DISPCNT_BG2;
+       screen_vblank = nopfunc;
 
-       vptr = (uint16_t*)VRAM_START_ADDR;
-       for(i=0; i<160; i++) {
-               for(j=0; j<240; j++) {
-                       int xor = i ^ j;
-                       int r = xor >> 2;
-                       int g = xor >> 1;
-                       int b = xor;
+       intr_disable();
+       interrupt(INTR_VBLANK, vblank);
+       REG_DISPSTAT |= DISPSTAT_IEN_VBLANK;
+       unmask(INTR_VBLANK);
 
-                       *vptr++ = RGB15(r, g, b);
-               }
-       }
-
-       AAS_MOD_Play(AAS_DATA_MOD_popcorn);
+       intr_enable();
+       gamescr();
 
        for(;;);
        return 0;
 }
+
+static void vblank(void)
+{
+       vblperf_count++;
+
+       screen_vblank();
+
+#ifndef NOSOUND
+       mmVBlank();
+       mmFrame();
+#endif
+}
+
+static void nopfunc(void)
+{
+}