use pascal calling convention for one function in raytracer.c, to make it easier to notice any bugs

Raytracer/raytracer.c

@@ -42,6 +42,7 @@ QDGlobals qd;
 #include <stdbool.h>
 #include <stdio.h>
 
+pascal /* <- pascal calling convention, for no reason in particular except to test the comppiler */
 bool hitSphere(float x0, float y0, float z0, float dx, float dy, float dz, float *t)
 {
 	const float xc = 0.0f, yc = 0.0f, zc = -6.0f, r = 1.0f;