From: John Tsiombikas <nuclear@mutantstargoat.com>
Date: Wed, 14 Mar 2018 08:31:54 +0000 (+0200)
Subject: take into account the center of the aabb when calculating side planes
X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=laserbrain_demo;a=commitdiff_plain;h=74034a459f47934ef60ba295033b9cb7e597d32a

take into account the center of the aabb when calculating side planes
---

diff --git a/src/geom.cc b/src/geom.cc
index 1813eea..a96066f 100644
--- a/src/geom.cc
+++ b/src/geom.cc
@@ -147,19 +147,20 @@ Vec3 AABox::get_corner(int idx) const
 
 Plane AABox::get_plane(int pidx) const
 {
+	Vec3 c = (max - min) * 0.5f;
 	switch(pidx) {
 	case AABOX_PLANE_PX:
-		return Plane(Vec3(max.x, 0, 0), Vec3(1, 0, 0));
+		return Plane(Vec3(max.x, c.y, c.z), Vec3(1, 0, 0));
 	case AABOX_PLANE_NX:
-		return Plane(Vec3(min.x, 0, 0), Vec3(-1, 0, 0));
+		return Plane(Vec3(min.x, c.y, c.z), Vec3(-1, 0, 0));
 	case AABOX_PLANE_PY:
-		return Plane(Vec3(0, max.x, 0), Vec3(0, 1, 0));
+		return Plane(Vec3(c.x, max.x, c.z), Vec3(0, 1, 0));
 	case AABOX_PLANE_NY:
-		return Plane(Vec3(0, min.x, 0), Vec3(0, -1, 0));
+		return Plane(Vec3(c.x, min.x, c.z), Vec3(0, -1, 0));
 	case AABOX_PLANE_PZ:
-		return Plane(Vec3(0, 0, max.z), Vec3(0, 0, 1));
+		return Plane(Vec3(c.x, c.y, max.z), Vec3(0, 0, 1));
 	case AABOX_PLANE_NZ:
-		return Plane(Vec3(0, 0, min.z), Vec3(0, 0, -1));
+		return Plane(Vec3(c.x, c.y, min.z), Vec3(0, 0, -1));
 	default:
 		break;
 	}