6502/cc65
1
0
Fork 0
mirror of https://github.com/cc65/cc65.git synced 2025-01-03 01:31:55 +00:00
Code Issues Projects Releases Wiki Activity

Make use of C library waitvsync().

Browse Source
This commit is contained in:
Oliver Schmidt 2017-11-21 23:03:50 +01:00
parent 6034b68f06
commit ab54f92024
1 changed files with 5 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
samples/fire.c
View File

@ -17,6 +17,7 @@
#include <string.h> /* for memset */
#include <time.h>
#include <conio.h>
#include <cbm.h>
@ -60,9 +61,9 @@
#ifdef DOVSYNC
# define waitvsync() while ((signed char)VIC.ctrl1 >= 0)
# define WAITVSYNC() waitvsync()
#else
# define waitvsync()
# define WAITVSYNC()
#endif
@ -203,12 +204,12 @@ int main (void)
while (!kbhit()) {
/* Build page 1, then make it visible */
fire (SCREEN1);
waitvsync ();
WAITVSYNC ();
outb (&VIC.addr, PAGE1);
/* Build page 2, then make it visible */
fire (SCREEN2);
waitvsync ();
WAITVSYNC ();
outb (&VIC.addr, PAGE2);
/* Count frames */