8bitworkshop/presets/vcs/skeleton.cc65

/*
See the "VCSLib Demo" example for more features.
*/

//#resource "vcslib/vcs-ca65.inc"
//#resource "vcslib/kernel.inc"

//#link "vcslib/vcslib.ca65"
//#link "vcslib/frameloop.c"
//#link "vcslib/mapper_3e.ca65"

#include <peekpoke.h>
#include "vcslib/bcd.h"
#include "vcslib/vcslib.h"

#pragma wrapped-call (push, bankselect, bank)
#pragma code-name (push, "ROM0")

void init(void) {
  // init code here
}

void my_preframe(void) {
  // stuff that happens before the frame is drawn
    TIA.colubk = 0x00;
}

void my_kernel(void) {
  byte i;
  for (i=0; i<190; i++) {
    do_wsync();
    TIA.colubk = i;
  }
}

void my_postframe(void) {
  // stuff that happens after the frame is drawn
}

void kernel_loop() {
  while (1) {
    kernel_1();
    my_preframe();
    kernel_2();
    my_kernel();
    kernel_3();
    my_postframe();
    kernel_4();
  }
}

#pragma code-name (pop)
#pragma wrapped-call (pop)

/*
The main() function is called at startup.
It resides in the shared ROM area (PERM).
*/
void main(void) {
  
  // initialization
  init();
  
  // main kernel loop
  kernel_loop();
}