static float portaltemppoints[2][256][3];
static float portaltemppoints2[256][3];
static int portal_markid = 0;
-//float viewportalpoints[16*3];
static float boxpoints[4*3];
int Portal_ClipPolygonToPlane(float *in, float *out, int inpoints, int maxoutpoints, tinyplane_t *p)
return outpoints;
}
-/*
-void Portal_TriangleToPlane(vec3_t point1, vec3_t point2, vec3_t point3, tinyplane_t *p)
-{
- vec3_t v1, v2;
- VectorSubtract(point1, point2, v1);
- VectorSubtract(point3, point2, v2);
- CrossProduct(v1, v2, p->normal);
-// VectorNormalize(p->normal);
- VectorNormalizeFast(p->normal);
- p->dist = DotProduct(point1, p->normal);
-}
-*/
int Portal_PortalThroughPortalPlanes(tinyplane_t *clipplanes, int clipnumplanes, float *targpoints, int targnumpoints, float *out, int maxpoints)
{
newplanes = &portalplanes[firstclipplane + numclipplanes];
for (prev = newpoints - 1, i = 0;i < newpoints;prev = i, i++)
{
-// Portal_TriangleToPlane(eye, portaltemppoints2[i], portaltemppoints2[prev], newplanes + i);
VectorSubtract(eye, portaltemppoints2[i], v1);
VectorSubtract(portaltemppoints2[prev], portaltemppoints2[i], v2);
CrossProduct(v1, v2, newplanes[i].normal);
// calculate the planes, and make sure the polygon can see it's own center
for (prev = numpoints - 1, i = 0;i < numpoints;prev = i, i++)
{
-// Portal_TriangleToPlane(eye, portaltemppoints2[i], portaltemppoints2[prev], newplanes + i);
VectorSubtract(eye, (&polypoints[i * 3]), v1);
VectorSubtract((&polypoints[prev * 3]), (&polypoints[i * 3]), v2);
CrossProduct(v1, v2, portalplanes[i].normal);
return false;
}
+