remove unused stuff

src/main.cpp

@@ -21,17 +21,6 @@
 #define PEANUT_GB_USE_BIOS 0
 #include "peanut_gb.h"
 
-/**
- * Reducing VSYNC calculation to lower multiple.
- * When setting a clock IRQ to DMG_CLOCK_FREQ_REDUCED, count to
- * SCREEN_REFRESH_CYCLES_REDUCED to obtain the time required each VSYNC.
- * DMG_CLOCK_FREQ_REDUCED = 2^18, and SCREEN_REFRESH_CYCLES_REDUCED = 4389.
- * Currently unused.
- */
-#define VSYNC_REDUCTION_FACTOR 16u
-#define SCREEN_REFRESH_CYCLES_REDUCED (SCREEN_REFRESH_CYCLES / VSYNC_REDUCTION_FACTOR)
-#define DMG_CLOCK_FREQ_REDUCED (DMG_CLOCK_FREQ / VSYNC_REDUCTION_FACTOR)
-
 /* C Headers */
 #include <stdio.h>
 #include <stdlib.h>