// Convert world coordinates to screen coordinates.
// Expected: 042: world x=52 minus camera x=10
#include "gb_common.h"
#include "camera.h"
Camera8_8 cam;
// Set the camera X coordinate to 10 pixels in Q8.8 (10 * 256), then subtract
// it from world X = 52 to display screen X = 42.
void main() {
    m_init();
    m_text(2,3,"CAMERA");
    Camera_Init(&cam); Camera_Set(&cam,2560,0);
    m_number((u8)Camera_WorldToScreenX(&cam,52));
    while (1) { m_wait();  }
}