# HG changeset patch
# User John Tsiombikas <nuclear@member.fsf.org>
# Date 1440629906 -10800
# Node ID 4f6168f3ca82f0a07e5a97740490315db51ce6d8
# Parent  bed39534d471b8c1136de51a3d1067aad003f3b3
dynamic voxel field bounds

diff -r bed39534d471 -r 4f6168f3ca82 src/dragon.cc
--- a/src/dragon.cc	Tue Aug 25 02:26:01 2015 +0300
+++ b/src/dragon.cc	Thu Aug 27 01:58:26 2015 +0300
@@ -44,7 +44,7 @@
 
 	msurf = msurf_create();
 	msurf_set_user_data(msurf, this);
-	msurf_set_resolution(msurf, 36, 36, 36);
+	msurf_set_resolution(msurf, 28, 28, 35);
 	msurf_set_threshold(msurf, 1.0);
 	msurf_eval_func(msurf, mseval);
 	msurf_vertex_func(msurf, msvertex);
@@ -137,8 +137,13 @@
 
 void Dragon::draw() const
 {
-	static float bmin[] = { head_xlim[0] - VOXEL_PAD * 1.2f, head_ylim[0] - VOXEL_PAD, head_pos.z };
-	static float bmax[] = { head_xlim[1] + VOXEL_PAD * 1.2f, head_ylim[1] + VOXEL_PAD * 2.1f, pos.z + VOXEL_PAD };
+	float xmin = std::min(head_pos.x, pos.x);
+	float xmax = std::max(head_pos.x, pos.x);
+	float ymin = std::min(head_pos.y, pos.y);
+	float ymax = std::max(head_pos.y, pos.y);
+
+	float bmin[] = { xmin - VOXEL_PAD * 1.2f, ymin - VOXEL_PAD, head_pos.z };
+	float bmax[] = { xmax + VOXEL_PAD * 1.2f, ymax + VOXEL_PAD * 2.1f, pos.z + VOXEL_PAD };
 	msurf_set_bounds(msurf, bmin[0], bmin[1], bmin[2], bmax[0], bmax[1], bmax[2]);