bool CCharShape::CheckPolyhedronCollision (TCharNode *node, TMatrix modelMatrix,
TMatrix invModelMatrix, TPolyhedron ph) {
TMatrix newModelMatrix, newInvModelMatrix;
TCharNode *child;
TPolyhedron newph;
bool hit = false;
MultiplyMatrices (newModelMatrix, modelMatrix, node->trans);
MultiplyMatrices (newInvModelMatrix, node->invtrans, invModelMatrix);
if (node->visible) {
newph = CopyPolyhedron (ph);
TransPolyhedron (newInvModelMatrix, newph);
hit = IntersectPolyhedron (newph);
FreePolyhedron (newph);
}
if (hit == true) return hit;
child = node->child;
while (child != NULL) {
hit = CheckPolyhedronCollision (child, newModelMatrix, newInvModelMatrix, ph);
if (hit == true) return hit;
child = child->next;
}
return false;
}
bool CCharShape::CheckPolyhedronCollision(const TCharNode *node, const TMatrix<4, 4>& modelMatrix,
const TMatrix<4, 4>& invModelMatrix, const TPolyhedron& ph) {
bool hit = false;
TMatrix<4, 4> newModelMatrix = modelMatrix * node->trans;
TMatrix<4, 4> newInvModelMatrix = node->invtrans * invModelMatrix;
if (node->visible) {
TPolyhedron newph = ph;
TransPolyhedron (newInvModelMatrix, newph);
hit = IntersectPolyhedron (newph);
}
if (hit == true) return hit;
const TCharNode *child = node->child;
while (child != NULL) {
hit = CheckPolyhedronCollision (child, newModelMatrix, newInvModelMatrix, ph);
if (hit == true) return hit;
child = child->next;
}
return false;
}