Forbid reading the image while the camera is busy

This commit is contained in:
Lior Halphon 2016-10-03 01:29:54 +03:00
parent b50b38c78a
commit 2a84d62187
1 changed files with 4 additions and 0 deletions

View File

@ -2,6 +2,10 @@
uint8_t GB_camera_read_image(GB_gameboy_t *gb, uint16_t addr)
{
if (gb->camera_registers[0]) {
/* Forbid reading the image while the camera is busy. */
return 0xFF;
}
uint8_t tile_x = addr / 0x10 % 0x10;
uint8_t tile_y = addr / 0x10 / 0x10;