fix boxarena test object to specify materials for all surfaces

tests/boxarena.mtl

@@ -1,12 +1,12 @@
-# Blender3D MTL File: boxarena.blend
-# Material Count: 1
-newmtl Material
-Ns 96.078431
-Ka 0.000000 0.000000 0.000000
-Kd 0.640000 0.640000 0.640000
-Ks 0.500000 0.500000 0.500000
-Ni 1.000000
-d 1.000000
-illum 2
-
-
+# Blender3D MTL File: boxarena.blend
+# Material Count: 1
+newmtl Material
+Ns 96.078431
+Ka 0.000000 0.000000 0.000000
+Kd 0.640000 0.640000 0.640000
+Ks 0.500000 0.500000 0.500000
+Ni 1.000000
+d 1.000000
+illum 2
+
+

tests/boxarena.obj

@@ -1,198 +1,197 @@
-# Blender3D v248 OBJ File: boxarena.blend
-# www.blender3d.org
-mtllib boxarena.mtl
-v 0.000000 10.000000 8.000000
-v 0.000000 8.000000 8.000000
-v -10.000001 8.000000 8.000000
-v -9.999998 10.000000 8.000000
-v 0.000002 9.999999 10.000000
-v -0.000003 8.000000 10.000000
-v -10.000002 8.000000 10.000000
-v -10.000000 10.000000 10.000000
-vn 0.000000 0.000000 -1.000000
-vn 0.000000 0.000000 1.000000
-vn 1.000000 -0.000001 0.000000
-vn -0.000000 -1.000000 -0.000000
-vn -1.000000 0.000001 -0.000001
-vn 0.000000 1.000000 0.000000
-usemtl (null)
-s off
-f 1//1 2//1 3//1 4//1
-f 5//2 8//2 7//2 6//2
-f 1//3 5//3 6//3 2//3
-f 2//4 6//4 7//4 3//4
-f 3//5 7//5 8//5 4//5
-f 5//6 1//6 4//6 8//6
-v 0.000000 10.000000 6.000000
-v 0.000000 6.000000 6.000000
-v -10.000001 6.000000 6.000000
-v -9.999998 10.000001 6.000000
-v 0.000002 9.999999 8.000000
-v -0.000003 5.999999 8.000000
-v -10.000002 6.000001 8.000000
-v -10.000000 10.000000 8.000000
-usemtl (null)
-s off
-f 9//1 10//1 11//1 12//1
-f 13//2 16//2 15//2 14//2
-f 9//3 13//3 14//3 10//3
-f 10//4 14//4 15//4 11//4
-f 11//5 15//5 16//5 12//5
-f 13//6 9//6 12//6 16//6
-v 0.000000 10.000000 4.000000
-v 0.000000 4.000000 4.000000
-v -10.000001 4.000000 4.000000
-v -9.999998 10.000001 4.000000
-v 0.000002 9.999998 6.000000
-v -0.000003 3.999998 6.000000
-v -10.000002 4.000001 6.000000
-v -10.000000 10.000000 6.000000
-vn 1.000000 -0.000000 0.000000
-vn -1.000000 0.000000 -0.000001
-vn 0.000000 1.000000 0.000001
-usemtl (null)
-s off
-f 17//1 18//1 19//1 20//1
-f 21//2 24//2 23//2 22//2
-f 17//7 21//7 22//7 18//7
-f 18//4 22//4 23//4 19//4
-f 19//8 23//8 24//8 20//8
-f 21//9 17//9 20//9 24//9
-v 0.000000 10.000000 2.000000
-v 0.000000 2.000000 2.000000
-v -10.000001 2.000001 2.000000
-v -9.999998 10.000002 2.000000
-v 0.000002 9.999998 4.000000
-v -0.000003 1.999998 4.000000
-v -10.000002 2.000001 4.000000
-v -10.000000 10.000000 4.000000
-usemtl (null)
-s off
-f 25//1 26//1 27//1 28//1
-f 29//2 32//2 31//2 30//2
-f 25//7 29//7 30//7 26//7
-f 26//4 30//4 31//4 27//4
-f 27//8 31//8 32//8 28//8
-f 29//9 25//9 28//9 32//9
-v 0.000000 10.000000 0.000000
-v 0.000000 0.000000 0.000000
-v -10.000001 0.000001 0.000000
-v -9.999998 10.000002 0.000000
-v 0.000002 9.999997 2.000000
-v -0.000003 -0.000003 2.000000
-v -10.000002 0.000002 2.000000
-v -10.000000 10.000000 2.000000
-vn -0.000000 -1.000000 -0.000001
-usemtl (null)
-s off
-f 33//1 34//1 35//1 36//1
-f 37//2 40//2 39//2 38//2
-f 33//7 37//7 38//7 34//7
-f 34//10 38//10 39//10 35//10
-f 35//8 39//8 40//8 36//8
-f 37//9 33//9 36//9 40//9
-v 10.000000 9.999999 20.000000
-v 10.000000 -10.000000 20.000000
-v -10.000001 -9.999998 20.000000
-v -9.999996 10.000004 20.000000
-v 10.000005 9.999994 21.000000
-v 9.999993 -10.000006 21.000000
-v -10.000004 -9.999996 21.000000
-v -9.999999 10.000000 21.000000
-vn 1.000000 -0.000000 0.000001
-vn -0.000000 -1.000000 -0.000002
-vn -1.000000 0.000000 -0.000003
-vn 0.000000 1.000000 0.000004
-usemtl Material
-s off
-f 41//1 42//1 43//1 44//1
-f 45//2 48//2 47//2 46//2
-f 41//11 45//11 46//11 42//11
-f 42//12 46//12 47//12 43//12
-f 43//13 47//13 48//13 44//13
-f 45//14 41//14 44//14 48//14
-v 9.999999 -11.000000 0.000000
-v -10.000000 -11.000000 0.000000
-v -9.999998 -9.999999 0.000000
-v 10.000004 -10.000001 0.000000
-v 9.999994 -11.000001 20.000000
-v -10.000006 -10.999999 20.000000
-v -9.999996 -9.999999 20.000000
-v 10.000000 -10.000000 20.000000
-vn -1.000000 0.000006 -0.000000
-vn 1.000000 -0.000005 0.000000
-usemtl Material
-s off
-f 49//1 50//1 51//1 52//1
-f 53//2 56//2 55//2 54//2
-f 49//4 53//4 54//4 50//4
-f 50//15 54//15 55//15 51//15
-f 51//6 55//6 56//6 52//6
-f 53//16 49//16 52//16 56//16
-v 9.999999 10.000000 0.000000
-v -10.000000 10.000000 0.000000
-v -9.999998 11.000001 0.000000
-v 10.000004 10.999999 0.000000
-v 9.999994 9.999999 20.000000
-v -10.000006 10.000001 20.000000
-v -9.999996 11.000001 20.000000
-v 10.000000 11.000000 20.000000
-usemtl Material
-s off
-f 57//1 58//1 59//1 60//1
-f 61//2 64//2 63//2 62//2
-f 57//4 61//4 62//4 58//4
-f 58//15 62//15 63//15 59//15
-f 59//6 63//6 64//6 60//6
-f 61//16 57//16 60//16 64//16
-v 11.000000 9.999999 0.000000
-v 11.000000 -10.000000 0.000000
-v 10.000000 -9.999998 0.000000
-v 10.000000 10.000004 0.000000
-v 11.000000 9.999994 20.000000
-v 11.000000 -10.000006 20.000000
-v 10.000000 -9.999996 20.000000
-v 10.000000 10.000000 20.000000
-vn -0.000006 -1.000000 -0.000000
-vn -1.000000 0.000000 0.000000
-vn 0.000005 1.000000 0.000000
-usemtl Material
-s off
-f 65//1 66//1 67//1 68//1
-f 69//2 72//2 71//2 70//2
-f 65//7 69//7 70//7 66//7
-f 66//17 70//17 71//17 67//17
-f 67//18 71//18 72//18 68//18
-f 69//19 65//19 68//19 72//19
-v -10.000000 9.999999 0.000000
-v -10.000000 -10.000000 0.000000
-v -11.000000 -9.999998 0.000000
-v -11.000000 10.000004 0.000000
-v -10.000000 9.999994 20.000000
-v -10.000000 -10.000006 20.000000
-v -11.000000 -9.999996 20.000000
-v -11.000000 10.000000 20.000000
-usemtl Material
-s off
-f 73//1 74//1 75//1 76//1
-f 77//2 80//2 79//2 78//2
-f 73//7 77//7 78//7 74//7
-f 74//17 78//17 79//17 75//17
-f 75//18 79//18 80//18 76//18
-f 77//19 73//19 76//19 80//19
-v 10.000000 9.999999 -1.000000
-v 10.000000 -10.000000 -1.000000
-v -10.000001 -9.999998 -1.000000
-v -9.999996 10.000004 -1.000000
-v 10.000005 9.999994 0.000000
-v 9.999993 -10.000006 0.000000
-v -10.000004 -9.999996 0.000000
-v -9.999999 10.000000 0.000000
-usemtl Material
-s off
-f 81//1 82//1 83//1 84//1
-f 85//2 88//2 87//2 86//2
-f 81//11 85//11 86//11 82//11
-f 82//12 86//12 87//12 83//12
-f 83//13 87//13 88//13 84//13
-f 85//14 81//14 84//14 88//14
+# Blender3D v249 OBJ File: boxarena.blend
+# www.blender3d.org
+mtllib boxarena.mtl
+v 0.000000 10.000000 8.000000
+v 0.000000 8.000000 8.000000
+v -10.000000 8.000000 8.000000
+v -9.999998 10.000000 8.000000
+v 0.000002 9.999999 10.000000
+v -0.000003 8.000000 10.000000
+v -10.000002 8.000000 10.000000
+v -10.000000 10.000000 10.000000
+vn 0.000000 0.000000 -1.000000
+vn 0.000000 -0.000000 1.000000
+vn 1.000000 -0.000001 0.000000
+vn -0.000000 -1.000000 -0.000000
+vn -1.000000 0.000001 -0.000001
+vn 0.000000 1.000000 0.000000
+usemtl Material
+s off
+f 1//1 2//1 3//1 4//1
+f 5//2 8//2 7//2 6//2
+f 1//3 5//3 6//3 2//3
+f 2//4 6//4 7//4 3//4
+f 3//5 7//5 8//5 4//5
+f 5//6 1//6 4//6 8//6
+v 0.000000 10.000000 6.000000
+v 0.000000 6.000000 6.000000
+v -10.000000 6.000000 6.000000
+v -9.999998 10.000001 6.000000
+v 0.000002 9.999999 8.000000
+v -0.000003 5.999999 8.000000
+v -10.000002 6.000001 8.000000
+v -10.000000 10.000000 8.000000
+vn -1.000000 0.000000 -0.000001
+usemtl Material
+s off
+f 9//1 10//1 11//1 12//1
+f 13//2 16//2 15//2 14//2
+f 9//3 13//3 14//3 10//3
+f 10//4 14//4 15//4 11//4
+f 11//7 15//7 16//7 12//7
+f 13//6 9//6 12//6 16//6
+v 0.000000 10.000000 4.000000
+v 0.000000 4.000000 4.000000
+v -10.000000 4.000000 4.000000
+v -9.999998 10.000001 4.000000
+v 0.000002 9.999998 6.000000
+v -0.000003 3.999998 6.000000
+v -10.000002 4.000001 6.000000
+v -10.000000 10.000000 6.000000
+vn 1.000000 -0.000000 0.000000
+vn 0.000000 1.000000 0.000001
+usemtl Material
+s off
+f 17//1 18//1 19//1 20//1
+f 21//2 24//2 23//2 22//2
+f 17//8 21//8 22//8 18//8
+f 18//4 22//4 23//4 19//4
+f 19//7 23//7 24//7 20//7
+f 21//9 17//9 20//9 24//9
+v 0.000000 10.000000 2.000000
+v 0.000000 2.000000 2.000000
+v -10.000000 2.000001 2.000000
+v -9.999998 10.000002 2.000000
+v 0.000002 9.999998 4.000000
+v -0.000003 1.999998 4.000000
+v -10.000002 2.000001 4.000000
+v -10.000000 10.000000 4.000000
+usemtl Material
+s off
+f 25//1 26//1 27//1 28//1
+f 29//2 32//2 31//2 30//2
+f 25//8 29//8 30//8 26//8
+f 26//4 30//4 31//4 27//4
+f 27//7 31//7 32//7 28//7
+f 29//9 25//9 28//9 32//9
+v 0.000000 10.000000 0.000000
+v 0.000000 0.000000 0.000000
+v -10.000000 0.000001 0.000000
+v -9.999998 10.000002 0.000000
+v 0.000002 9.999997 2.000000
+v -0.000003 -0.000003 2.000000
+v -10.000002 0.000002 2.000000
+v -10.000000 10.000000 2.000000
+usemtl Material
+s off
+f 33//1 34//1 35//1 36//1
+f 37//2 40//2 39//2 38//2
+f 33//8 37//8 38//8 34//8
+f 34//4 38//4 39//4 35//4
+f 35//7 39//7 40//7 36//7
+f 37//9 33//9 36//9 40//9
+v 10.000000 9.999999 20.000000
+v 10.000000 -10.000000 20.000000
+v -10.000001 -9.999998 20.000000
+v -9.999996 10.000004 20.000000
+v 10.000005 9.999994 21.000000
+v 9.999993 -10.000006 21.000000
+v -10.000004 -9.999996 21.000000
+v -9.999999 10.000000 21.000000
+vn 1.000000 -0.000000 0.000001
+vn -0.000000 -1.000000 -0.000002
+vn -1.000000 0.000000 -0.000003
+vn 0.000000 1.000000 0.000004
+usemtl Material
+s off
+f 41//1 42//1 43//1 44//1
+f 45//2 48//2 47//2 46//2
+f 41//10 45//10 46//10 42//10
+f 42//11 46//11 47//11 43//11
+f 43//12 47//12 48//12 44//12
+f 45//13 41//13 44//13 48//13
+v 9.999999 -11.000000 0.000000
+v -10.000000 -11.000000 0.000000
+v -9.999998 -10.000000 0.000000
+v 10.000004 -10.000001 0.000000
+v 9.999994 -11.000001 20.000000
+v -10.000006 -10.999999 20.000000
+v -9.999996 -9.999999 20.000000
+v 10.000000 -10.000000 20.000000
+vn -1.000000 0.000006 -0.000000
+vn 1.000000 -0.000005 0.000000
+usemtl Material
+s off
+f 49//1 50//1 51//1 52//1
+f 53//2 56//2 55//2 54//2
+f 49//4 53//4 54//4 50//4
+f 50//14 54//14 55//14 51//14
+f 51//6 55//6 56//6 52//6
+f 53//15 49//15 52//15 56//15
+v 9.999999 10.000000 0.000000
+v -10.000000 10.000000 0.000000
+v -9.999998 11.000000 0.000000
+v 10.000004 10.999999 0.000000
+v 9.999994 9.999999 20.000000
+v -10.000006 10.000001 20.000000
+v -9.999996 11.000001 20.000000
+v 10.000000 11.000000 20.000000
+usemtl Material
+s off
+f 57//1 58//1 59//1 60//1
+f 61//2 64//2 63//2 62//2
+f 57//4 61//4 62//4 58//4
+f 58//14 62//14 63//14 59//14
+f 59//6 63//6 64//6 60//6
+f 61//15 57//15 60//15 64//15
+v 11.000000 9.999999 0.000000
+v 11.000000 -10.000000 0.000000
+v 10.000000 -9.999998 0.000000
+v 10.000000 10.000004 0.000000
+v 11.000000 9.999994 20.000000
+v 11.000000 -10.000006 20.000000
+v 10.000000 -9.999996 20.000000
+v 10.000000 10.000000 20.000000
+vn -0.000006 -1.000000 -0.000000
+vn -1.000000 -0.000000 0.000000
+vn 0.000005 1.000000 0.000000
+usemtl Material
+s off
+f 65//1 66//1 67//1 68//1
+f 69//2 72//2 71//2 70//2
+f 65//8 69//8 70//8 66//8
+f 66//16 70//16 71//16 67//16
+f 67//17 71//17 72//17 68//17
+f 69//18 65//18 68//18 72//18
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+v -10.000000 -10.000000 0.000000
+v -11.000000 -9.999998 0.000000
+v -11.000000 10.000004 0.000000
+v -10.000000 9.999994 20.000000
+v -10.000000 -10.000006 20.000000
+v -11.000000 -9.999996 20.000000
+v -11.000000 10.000000 20.000000
+usemtl Material
+s off
+f 73//1 74//1 75//1 76//1
+f 77//2 80//2 79//2 78//2
+f 73//8 77//8 78//8 74//8
+f 74//16 78//16 79//16 75//16
+f 75//17 79//17 80//17 76//17
+f 77//18 73//18 76//18 80//18
+v 10.000000 9.999999 -1.000000
+v 10.000000 -10.000000 -1.000000
+v -10.000001 -9.999998 -1.000000
+v -9.999996 10.000004 -1.000000
+v 10.000005 9.999994 0.000000
+v 9.999993 -10.000006 0.000000
+v -10.000004 -9.999996 0.000000
+v -9.999999 10.000000 0.000000
+usemtl Material
+s off
+f 81//1 82//1 83//1 84//1
+f 85//2 88//2 87//2 86//2
+f 81//10 85//10 86//10 82//10
+f 82//11 86//11 87//11 83//11
+f 83//12 87//12 88//12 84//12
+f 85//13 81//13 84//13 88//13