shithub: qk1

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steal a fix for items falling out of world from JoeQuake

--- a/mathlib.h

+++ b/mathlib.h

@@ -22,6 +22,7 @@

 #define	IS_NAN(x) (((*(int *)&x)&nanmask)==nanmask)

 #define DotProduct(x,y) (x[0]*y[0]+x[1]*y[1]+x[2]*y[2])

+#define DotProductDouble(x,y) ((double)x[0]*y[0]+(double)x[1]*y[1]+(double)x[2]*y[2])

 #define VectorSubtract(a,b,c) {c[0]=a[0]-b[0];c[1]=a[1]-b[1];c[2]=a[2]-b[2];}

 #define VectorAdd(a,b,c) {c[0]=a[0]+b[0];c[1]=a[1]+b[1];c[2]=a[2]+b[2];}

 #define VectorCopy(a,b) {b[0]=a[0];b[1]=a[1];b[2]=a[2];}

--- a/r_light.c

+++ b/r_light.c

@@ -172,8 +172,8 @@

 		tex = surf->texinfo;

-		s = DotProduct (mid, tex->vecs[0]) + tex->vecs[0][3];

-		t = DotProduct (mid, tex->vecs[1]) + tex->vecs[1][3];;

+		s = DotProductDouble (mid, tex->vecs[0]) + tex->vecs[0][3];

+		t = DotProductDouble (mid, tex->vecs[1]) + tex->vecs[1][3];;

 		if (s < surf->texturemins[0] ||

 		t < surf->texturemins[1])

--- a/world.c

+++ b/world.c

@@ -458,7 +458,7 @@

 		if (plane->type < 3)

 			d = p[plane->type] - plane->dist;

 		else

-			d = DotProduct (plane->normal, p) - plane->dist;

+			d = DotProductDouble(plane->normal, p) - plane->dist;

 		if (d < 0)

 			num = node->children[1];

 		else

@@ -572,8 +572,8 @@

 	}

 	else

 	{

-		t1 = DotProduct (plane->normal, p1) - plane->dist;

-		t2 = DotProduct (plane->normal, p2) - plane->dist;

+		t1 = DotProductDouble(plane->normal, p1) - plane->dist;

+		t2 = DotProductDouble(plane->normal, p2) - plane->dist;

 	}

 	/*