Welcome to mirror list, hosted at ThFree Co, Russian Federation.

github.com/sn4k3/UVtools.git - Unnamed repository; edit this file 'description' to name the repository.
summaryrefslogtreecommitdiff
path: root/UVtools.Core/Voxel/MarchingCubes.cs
diff options
context:
space:
mode:
Diffstat (limited to 'UVtools.Core/Voxel/MarchingCubes.cs')
-rw-r--r--UVtools.Core/Voxel/MarchingCubes.cs540
1 files changed, 540 insertions, 0 deletions
diff --git a/UVtools.Core/Voxel/MarchingCubes.cs b/UVtools.Core/Voxel/MarchingCubes.cs
new file mode 100644
index 0000000..4e99b53
--- /dev/null
+++ b/UVtools.Core/Voxel/MarchingCubes.cs
@@ -0,0 +1,540 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Numerics;
+using System.Runtime.Intrinsics;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace UVtools.Core.Voxel;
+
+public static class MarchingCubes
+{
+ public static int[] MC_EdgeTable =
+ {
+ 0x0, 0x109, 0x203, 0x30a, 0x406, 0x50f, 0x605, 0x70c,
+ 0x80c, 0x905, 0xa0f, 0xb06, 0xc0a, 0xd03, 0xe09, 0xf00,
+ 0x190, 0x99, 0x393, 0x29a, 0x596, 0x49f, 0x795, 0x69c,
+ 0x99c, 0x895, 0xb9f, 0xa96, 0xd9a, 0xc93, 0xf99, 0xe90,
+ 0x230, 0x339, 0x33, 0x13a, 0x636, 0x73f, 0x435, 0x53c,
+ 0xa3c, 0xb35, 0x83f, 0x936, 0xe3a, 0xf33, 0xc39, 0xd30,
+ 0x3a0, 0x2a9, 0x1a3, 0xaa, 0x7a6, 0x6af, 0x5a5, 0x4ac,
+ 0xbac, 0xaa5, 0x9af, 0x8a6, 0xfaa, 0xea3, 0xda9, 0xca0,
+ 0x460, 0x569, 0x663, 0x76a, 0x66, 0x16f, 0x265, 0x36c,
+ 0xc6c, 0xd65, 0xe6f, 0xf66, 0x86a, 0x963, 0xa69, 0xb60,
+ 0x5f0, 0x4f9, 0x7f3, 0x6fa, 0x1f6, 0xff, 0x3f5, 0x2fc,
+ 0xdfc, 0xcf5, 0xfff, 0xef6, 0x9fa, 0x8f3, 0xbf9, 0xaf0,
+ 0x650, 0x759, 0x453, 0x55a, 0x256, 0x35f, 0x55, 0x15c,
+ 0xe5c, 0xf55, 0xc5f, 0xd56, 0xa5a, 0xb53, 0x859, 0x950,
+ 0x7c0, 0x6c9, 0x5c3, 0x4ca, 0x3c6, 0x2cf, 0x1c5, 0xcc,
+ 0xfcc, 0xec5, 0xdcf, 0xcc6, 0xbca, 0xac3, 0x9c9, 0x8c0, // mirrors here...
+ 0x8c0, 0x9c9, 0xac3, 0xbca, 0xcc6, 0xdcf, 0xec5, 0xfcc,
+ 0xcc, 0x1c5, 0x2cf, 0x3c6, 0x4ca, 0x5c3, 0x6c9, 0x7c0,
+ 0x950, 0x859, 0xb53, 0xa5a, 0xd56, 0xc5f, 0xf55, 0xe5c,
+ 0x15c, 0x55, 0x35f, 0x256, 0x55a, 0x453, 0x759, 0x650,
+ 0xaf0, 0xbf9, 0x8f3, 0x9fa, 0xef6, 0xfff, 0xcf5, 0xdfc,
+ 0x2fc, 0x3f5, 0xff, 0x1f6, 0x6fa, 0x7f3, 0x4f9, 0x5f0,
+ 0xb60, 0xa69, 0x963, 0x86a, 0xf66, 0xe6f, 0xd65, 0xc6c,
+ 0x36c, 0x265, 0x16f, 0x66, 0x76a, 0x663, 0x569, 0x460,
+ 0xca0, 0xda9, 0xea3, 0xfaa, 0x8a6, 0x9af, 0xaa5, 0xbac,
+ 0x4ac, 0x5a5, 0x6af, 0x7a6, 0xaa, 0x1a3, 0x2a9, 0x3a0,
+ 0xd30, 0xc39, 0xf33, 0xe3a, 0x936, 0x83f, 0xb35, 0xa3c,
+ 0x53c, 0x435, 0x73f, 0x636, 0x13a, 0x33, 0x339, 0x230,
+ 0xe90, 0xf99, 0xc93, 0xd9a, 0xa96, 0xb9f, 0x895, 0x99c,
+ 0x69c, 0x795, 0x49f, 0x596, 0x29a, 0x393, 0x99, 0x190,
+ 0xf00, 0xe09, 0xd03, 0xc0a, 0xb06, 0xa0f, 0x905, 0x80c,
+ 0x70c, 0x605, 0x50f, 0x406, 0x30a, 0x203, 0x109, 0x0
+ };
+
+
+ public static int[][] MC_TriTable =
+ {
+ new[] {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 8, 3, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 1, 9, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 8, 3, 9, 8, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 2, 10, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 8, 3, 1, 2, 10, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {9, 2, 10, 0, 2, 9, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {2, 8, 3, 2, 10, 8, 10, 9, 8, -1, -1, -1, -1, -1, -1, -1},
+ new[] {3, 11, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 11, 2, 8, 11, 0, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 9, 0, 2, 3, 11, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 11, 2, 1, 9, 11, 9, 8, 11, -1, -1, -1, -1, -1, -1, -1},
+ new[] {3, 10, 1, 11, 10, 3, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 10, 1, 0, 8, 10, 8, 11, 10, -1, -1, -1, -1, -1, -1, -1},
+ new[] {3, 9, 0, 3, 11, 9, 11, 10, 9, -1, -1, -1, -1, -1, -1, -1},
+ new[] {9, 8, 10, 10, 8, 11, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {4, 7, 8, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {4, 3, 0, 7, 3, 4, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 1, 9, 8, 4, 7, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {4, 1, 9, 4, 7, 1, 7, 3, 1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 2, 10, 8, 4, 7, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {3, 4, 7, 3, 0, 4, 1, 2, 10, -1, -1, -1, -1, -1, -1, -1},
+ new[] {9, 2, 10, 9, 0, 2, 8, 4, 7, -1, -1, -1, -1, -1, -1, -1},
+ new[] {2, 10, 9, 2, 9, 7, 2, 7, 3, 7, 9, 4, -1, -1, -1, -1},
+ new[] {8, 4, 7, 3, 11, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {11, 4, 7, 11, 2, 4, 2, 0, 4, -1, -1, -1, -1, -1, -1, -1},
+ new[] {9, 0, 1, 8, 4, 7, 2, 3, 11, -1, -1, -1, -1, -1, -1, -1},
+ new[] {4, 7, 11, 9, 4, 11, 9, 11, 2, 9, 2, 1, -1, -1, -1, -1},
+ new[] {3, 10, 1, 3, 11, 10, 7, 8, 4, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 11, 10, 1, 4, 11, 1, 0, 4, 7, 11, 4, -1, -1, -1, -1},
+ new[] {4, 7, 8, 9, 0, 11, 9, 11, 10, 11, 0, 3, -1, -1, -1, -1},
+ new[] {4, 7, 11, 4, 11, 9, 9, 11, 10, -1, -1, -1, -1, -1, -1, -1},
+ new[] {9, 5, 4, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {9, 5, 4, 0, 8, 3, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 5, 4, 1, 5, 0, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {8, 5, 4, 8, 3, 5, 3, 1, 5, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 2, 10, 9, 5, 4, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {3, 0, 8, 1, 2, 10, 4, 9, 5, -1, -1, -1, -1, -1, -1, -1},
+ new[] {5, 2, 10, 5, 4, 2, 4, 0, 2, -1, -1, -1, -1, -1, -1, -1},
+ new[] {2, 10, 5, 3, 2, 5, 3, 5, 4, 3, 4, 8, -1, -1, -1, -1},
+ new[] {9, 5, 4, 2, 3, 11, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 11, 2, 0, 8, 11, 4, 9, 5, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 5, 4, 0, 1, 5, 2, 3, 11, -1, -1, -1, -1, -1, -1, -1},
+ new[] {2, 1, 5, 2, 5, 8, 2, 8, 11, 4, 8, 5, -1, -1, -1, -1},
+ new[] {10, 3, 11, 10, 1, 3, 9, 5, 4, -1, -1, -1, -1, -1, -1, -1},
+ new[] {4, 9, 5, 0, 8, 1, 8, 10, 1, 8, 11, 10, -1, -1, -1, -1},
+ new[] {5, 4, 0, 5, 0, 11, 5, 11, 10, 11, 0, 3, -1, -1, -1, -1},
+ new[] {5, 4, 8, 5, 8, 10, 10, 8, 11, -1, -1, -1, -1, -1, -1, -1},
+ new[] {9, 7, 8, 5, 7, 9, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {9, 3, 0, 9, 5, 3, 5, 7, 3, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 7, 8, 0, 1, 7, 1, 5, 7, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 5, 3, 3, 5, 7, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {9, 7, 8, 9, 5, 7, 10, 1, 2, -1, -1, -1, -1, -1, -1, -1},
+ new[] {10, 1, 2, 9, 5, 0, 5, 3, 0, 5, 7, 3, -1, -1, -1, -1},
+ new[] {8, 0, 2, 8, 2, 5, 8, 5, 7, 10, 5, 2, -1, -1, -1, -1},
+ new[] {2, 10, 5, 2, 5, 3, 3, 5, 7, -1, -1, -1, -1, -1, -1, -1},
+ new[] {7, 9, 5, 7, 8, 9, 3, 11, 2, -1, -1, -1, -1, -1, -1, -1},
+ new[] {9, 5, 7, 9, 7, 2, 9, 2, 0, 2, 7, 11, -1, -1, -1, -1},
+ new[] {2, 3, 11, 0, 1, 8, 1, 7, 8, 1, 5, 7, -1, -1, -1, -1},
+ new[] {11, 2, 1, 11, 1, 7, 7, 1, 5, -1, -1, -1, -1, -1, -1, -1},
+ new[] {9, 5, 8, 8, 5, 7, 10, 1, 3, 10, 3, 11, -1, -1, -1, -1},
+ new[] {5, 7, 0, 5, 0, 9, 7, 11, 0, 1, 0, 10, 11, 10, 0, -1},
+ new[] {11, 10, 0, 11, 0, 3, 10, 5, 0, 8, 0, 7, 5, 7, 0, -1},
+ new[] {11, 10, 5, 7, 11, 5, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {10, 6, 5, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 8, 3, 5, 10, 6, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {9, 0, 1, 5, 10, 6, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 8, 3, 1, 9, 8, 5, 10, 6, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 6, 5, 2, 6, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 6, 5, 1, 2, 6, 3, 0, 8, -1, -1, -1, -1, -1, -1, -1},
+ new[] {9, 6, 5, 9, 0, 6, 0, 2, 6, -1, -1, -1, -1, -1, -1, -1},
+ new[] {5, 9, 8, 5, 8, 2, 5, 2, 6, 3, 2, 8, -1, -1, -1, -1},
+ new[] {2, 3, 11, 10, 6, 5, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {11, 0, 8, 11, 2, 0, 10, 6, 5, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 1, 9, 2, 3, 11, 5, 10, 6, -1, -1, -1, -1, -1, -1, -1},
+ new[] {5, 10, 6, 1, 9, 2, 9, 11, 2, 9, 8, 11, -1, -1, -1, -1},
+ new[] {6, 3, 11, 6, 5, 3, 5, 1, 3, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 8, 11, 0, 11, 5, 0, 5, 1, 5, 11, 6, -1, -1, -1, -1},
+ new[] {3, 11, 6, 0, 3, 6, 0, 6, 5, 0, 5, 9, -1, -1, -1, -1},
+ new[] {6, 5, 9, 6, 9, 11, 11, 9, 8, -1, -1, -1, -1, -1, -1, -1},
+ new[] {5, 10, 6, 4, 7, 8, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {4, 3, 0, 4, 7, 3, 6, 5, 10, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 9, 0, 5, 10, 6, 8, 4, 7, -1, -1, -1, -1, -1, -1, -1},
+ new[] {10, 6, 5, 1, 9, 7, 1, 7, 3, 7, 9, 4, -1, -1, -1, -1},
+ new[] {6, 1, 2, 6, 5, 1, 4, 7, 8, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 2, 5, 5, 2, 6, 3, 0, 4, 3, 4, 7, -1, -1, -1, -1},
+ new[] {8, 4, 7, 9, 0, 5, 0, 6, 5, 0, 2, 6, -1, -1, -1, -1},
+ new[] {7, 3, 9, 7, 9, 4, 3, 2, 9, 5, 9, 6, 2, 6, 9, -1},
+ new[] {3, 11, 2, 7, 8, 4, 10, 6, 5, -1, -1, -1, -1, -1, -1, -1},
+ new[] {5, 10, 6, 4, 7, 2, 4, 2, 0, 2, 7, 11, -1, -1, -1, -1},
+ new[] {0, 1, 9, 4, 7, 8, 2, 3, 11, 5, 10, 6, -1, -1, -1, -1},
+ new[] {9, 2, 1, 9, 11, 2, 9, 4, 11, 7, 11, 4, 5, 10, 6, -1},
+ new[] {8, 4, 7, 3, 11, 5, 3, 5, 1, 5, 11, 6, -1, -1, -1, -1},
+ new[] {5, 1, 11, 5, 11, 6, 1, 0, 11, 7, 11, 4, 0, 4, 11, -1},
+ new[] {0, 5, 9, 0, 6, 5, 0, 3, 6, 11, 6, 3, 8, 4, 7, -1},
+ new[] {6, 5, 9, 6, 9, 11, 4, 7, 9, 7, 11, 9, -1, -1, -1, -1},
+ new[] {10, 4, 9, 6, 4, 10, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {4, 10, 6, 4, 9, 10, 0, 8, 3, -1, -1, -1, -1, -1, -1, -1},
+ new[] {10, 0, 1, 10, 6, 0, 6, 4, 0, -1, -1, -1, -1, -1, -1, -1},
+ new[] {8, 3, 1, 8, 1, 6, 8, 6, 4, 6, 1, 10, -1, -1, -1, -1},
+ new[] {1, 4, 9, 1, 2, 4, 2, 6, 4, -1, -1, -1, -1, -1, -1, -1},
+ new[] {3, 0, 8, 1, 2, 9, 2, 4, 9, 2, 6, 4, -1, -1, -1, -1},
+ new[] {0, 2, 4, 4, 2, 6, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {8, 3, 2, 8, 2, 4, 4, 2, 6, -1, -1, -1, -1, -1, -1, -1},
+ new[] {10, 4, 9, 10, 6, 4, 11, 2, 3, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 8, 2, 2, 8, 11, 4, 9, 10, 4, 10, 6, -1, -1, -1, -1},
+ new[] {3, 11, 2, 0, 1, 6, 0, 6, 4, 6, 1, 10, -1, -1, -1, -1},
+ new[] {6, 4, 1, 6, 1, 10, 4, 8, 1, 2, 1, 11, 8, 11, 1, -1},
+ new[] {9, 6, 4, 9, 3, 6, 9, 1, 3, 11, 6, 3, -1, -1, -1, -1},
+ new[] {8, 11, 1, 8, 1, 0, 11, 6, 1, 9, 1, 4, 6, 4, 1, -1},
+ new[] {3, 11, 6, 3, 6, 0, 0, 6, 4, -1, -1, -1, -1, -1, -1, -1},
+ new[] {6, 4, 8, 11, 6, 8, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {7, 10, 6, 7, 8, 10, 8, 9, 10, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 7, 3, 0, 10, 7, 0, 9, 10, 6, 7, 10, -1, -1, -1, -1},
+ new[] {10, 6, 7, 1, 10, 7, 1, 7, 8, 1, 8, 0, -1, -1, -1, -1},
+ new[] {10, 6, 7, 10, 7, 1, 1, 7, 3, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 2, 6, 1, 6, 8, 1, 8, 9, 8, 6, 7, -1, -1, -1, -1},
+ new[] {2, 6, 9, 2, 9, 1, 6, 7, 9, 0, 9, 3, 7, 3, 9, -1},
+ new[] {7, 8, 0, 7, 0, 6, 6, 0, 2, -1, -1, -1, -1, -1, -1, -1},
+ new[] {7, 3, 2, 6, 7, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {2, 3, 11, 10, 6, 8, 10, 8, 9, 8, 6, 7, -1, -1, -1, -1},
+ new[] {2, 0, 7, 2, 7, 11, 0, 9, 7, 6, 7, 10, 9, 10, 7, -1},
+ new[] {1, 8, 0, 1, 7, 8, 1, 10, 7, 6, 7, 10, 2, 3, 11, -1},
+ new[] {11, 2, 1, 11, 1, 7, 10, 6, 1, 6, 7, 1, -1, -1, -1, -1},
+ new[] {8, 9, 6, 8, 6, 7, 9, 1, 6, 11, 6, 3, 1, 3, 6, -1},
+ new[] {0, 9, 1, 11, 6, 7, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {7, 8, 0, 7, 0, 6, 3, 11, 0, 11, 6, 0, -1, -1, -1, -1},
+ new[] {7, 11, 6, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {7, 6, 11, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {3, 0, 8, 11, 7, 6, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 1, 9, 11, 7, 6, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {8, 1, 9, 8, 3, 1, 11, 7, 6, -1, -1, -1, -1, -1, -1, -1},
+ new[] {10, 1, 2, 6, 11, 7, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 2, 10, 3, 0, 8, 6, 11, 7, -1, -1, -1, -1, -1, -1, -1},
+ new[] {2, 9, 0, 2, 10, 9, 6, 11, 7, -1, -1, -1, -1, -1, -1, -1},
+ new[] {6, 11, 7, 2, 10, 3, 10, 8, 3, 10, 9, 8, -1, -1, -1, -1},
+ new[] {7, 2, 3, 6, 2, 7, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {7, 0, 8, 7, 6, 0, 6, 2, 0, -1, -1, -1, -1, -1, -1, -1},
+ new[] {2, 7, 6, 2, 3, 7, 0, 1, 9, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 6, 2, 1, 8, 6, 1, 9, 8, 8, 7, 6, -1, -1, -1, -1},
+ new[] {10, 7, 6, 10, 1, 7, 1, 3, 7, -1, -1, -1, -1, -1, -1, -1},
+ new[] {10, 7, 6, 1, 7, 10, 1, 8, 7, 1, 0, 8, -1, -1, -1, -1},
+ new[] {0, 3, 7, 0, 7, 10, 0, 10, 9, 6, 10, 7, -1, -1, -1, -1},
+ new[] {7, 6, 10, 7, 10, 8, 8, 10, 9, -1, -1, -1, -1, -1, -1, -1},
+ new[] {6, 8, 4, 11, 8, 6, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {3, 6, 11, 3, 0, 6, 0, 4, 6, -1, -1, -1, -1, -1, -1, -1},
+ new[] {8, 6, 11, 8, 4, 6, 9, 0, 1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {9, 4, 6, 9, 6, 3, 9, 3, 1, 11, 3, 6, -1, -1, -1, -1},
+ new[] {6, 8, 4, 6, 11, 8, 2, 10, 1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 2, 10, 3, 0, 11, 0, 6, 11, 0, 4, 6, -1, -1, -1, -1},
+ new[] {4, 11, 8, 4, 6, 11, 0, 2, 9, 2, 10, 9, -1, -1, -1, -1},
+ new[] {10, 9, 3, 10, 3, 2, 9, 4, 3, 11, 3, 6, 4, 6, 3, -1},
+ new[] {8, 2, 3, 8, 4, 2, 4, 6, 2, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 4, 2, 4, 6, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 9, 0, 2, 3, 4, 2, 4, 6, 4, 3, 8, -1, -1, -1, -1},
+ new[] {1, 9, 4, 1, 4, 2, 2, 4, 6, -1, -1, -1, -1, -1, -1, -1},
+ new[] {8, 1, 3, 8, 6, 1, 8, 4, 6, 6, 10, 1, -1, -1, -1, -1},
+ new[] {10, 1, 0, 10, 0, 6, 6, 0, 4, -1, -1, -1, -1, -1, -1, -1},
+ new[] {4, 6, 3, 4, 3, 8, 6, 10, 3, 0, 3, 9, 10, 9, 3, -1},
+ new[] {10, 9, 4, 6, 10, 4, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {4, 9, 5, 7, 6, 11, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 8, 3, 4, 9, 5, 11, 7, 6, -1, -1, -1, -1, -1, -1, -1},
+ new[] {5, 0, 1, 5, 4, 0, 7, 6, 11, -1, -1, -1, -1, -1, -1, -1},
+ new[] {11, 7, 6, 8, 3, 4, 3, 5, 4, 3, 1, 5, -1, -1, -1, -1},
+ new[] {9, 5, 4, 10, 1, 2, 7, 6, 11, -1, -1, -1, -1, -1, -1, -1},
+ new[] {6, 11, 7, 1, 2, 10, 0, 8, 3, 4, 9, 5, -1, -1, -1, -1},
+ new[] {7, 6, 11, 5, 4, 10, 4, 2, 10, 4, 0, 2, -1, -1, -1, -1},
+ new[] {3, 4, 8, 3, 5, 4, 3, 2, 5, 10, 5, 2, 11, 7, 6, -1},
+ new[] {7, 2, 3, 7, 6, 2, 5, 4, 9, -1, -1, -1, -1, -1, -1, -1},
+ new[] {9, 5, 4, 0, 8, 6, 0, 6, 2, 6, 8, 7, -1, -1, -1, -1},
+ new[] {3, 6, 2, 3, 7, 6, 1, 5, 0, 5, 4, 0, -1, -1, -1, -1},
+ new[] {6, 2, 8, 6, 8, 7, 2, 1, 8, 4, 8, 5, 1, 5, 8, -1},
+ new[] {9, 5, 4, 10, 1, 6, 1, 7, 6, 1, 3, 7, -1, -1, -1, -1},
+ new[] {1, 6, 10, 1, 7, 6, 1, 0, 7, 8, 7, 0, 9, 5, 4, -1},
+ new[] {4, 0, 10, 4, 10, 5, 0, 3, 10, 6, 10, 7, 3, 7, 10, -1},
+ new[] {7, 6, 10, 7, 10, 8, 5, 4, 10, 4, 8, 10, -1, -1, -1, -1},
+ new[] {6, 9, 5, 6, 11, 9, 11, 8, 9, -1, -1, -1, -1, -1, -1, -1},
+ new[] {3, 6, 11, 0, 6, 3, 0, 5, 6, 0, 9, 5, -1, -1, -1, -1},
+ new[] {0, 11, 8, 0, 5, 11, 0, 1, 5, 5, 6, 11, -1, -1, -1, -1},
+ new[] {6, 11, 3, 6, 3, 5, 5, 3, 1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 2, 10, 9, 5, 11, 9, 11, 8, 11, 5, 6, -1, -1, -1, -1},
+ new[] {0, 11, 3, 0, 6, 11, 0, 9, 6, 5, 6, 9, 1, 2, 10, -1},
+ new[] {11, 8, 5, 11, 5, 6, 8, 0, 5, 10, 5, 2, 0, 2, 5, -1},
+ new[] {6, 11, 3, 6, 3, 5, 2, 10, 3, 10, 5, 3, -1, -1, -1, -1},
+ new[] {5, 8, 9, 5, 2, 8, 5, 6, 2, 3, 8, 2, -1, -1, -1, -1},
+ new[] {9, 5, 6, 9, 6, 0, 0, 6, 2, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 5, 8, 1, 8, 0, 5, 6, 8, 3, 8, 2, 6, 2, 8, -1},
+ new[] {1, 5, 6, 2, 1, 6, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 3, 6, 1, 6, 10, 3, 8, 6, 5, 6, 9, 8, 9, 6, -1},
+ new[] {10, 1, 0, 10, 0, 6, 9, 5, 0, 5, 6, 0, -1, -1, -1, -1},
+ new[] {0, 3, 8, 5, 6, 10, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {10, 5, 6, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {11, 5, 10, 7, 5, 11, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {11, 5, 10, 11, 7, 5, 8, 3, 0, -1, -1, -1, -1, -1, -1, -1},
+ new[] {5, 11, 7, 5, 10, 11, 1, 9, 0, -1, -1, -1, -1, -1, -1, -1},
+ new[] {10, 7, 5, 10, 11, 7, 9, 8, 1, 8, 3, 1, -1, -1, -1, -1},
+ new[] {11, 1, 2, 11, 7, 1, 7, 5, 1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 8, 3, 1, 2, 7, 1, 7, 5, 7, 2, 11, -1, -1, -1, -1},
+ new[] {9, 7, 5, 9, 2, 7, 9, 0, 2, 2, 11, 7, -1, -1, -1, -1},
+ new[] {7, 5, 2, 7, 2, 11, 5, 9, 2, 3, 2, 8, 9, 8, 2, -1},
+ new[] {2, 5, 10, 2, 3, 5, 3, 7, 5, -1, -1, -1, -1, -1, -1, -1},
+ new[] {8, 2, 0, 8, 5, 2, 8, 7, 5, 10, 2, 5, -1, -1, -1, -1},
+ new[] {9, 0, 1, 5, 10, 3, 5, 3, 7, 3, 10, 2, -1, -1, -1, -1},
+ new[] {9, 8, 2, 9, 2, 1, 8, 7, 2, 10, 2, 5, 7, 5, 2, -1},
+ new[] {1, 3, 5, 3, 7, 5, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 8, 7, 0, 7, 1, 1, 7, 5, -1, -1, -1, -1, -1, -1, -1},
+ new[] {9, 0, 3, 9, 3, 5, 5, 3, 7, -1, -1, -1, -1, -1, -1, -1},
+ new[] {9, 8, 7, 5, 9, 7, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {5, 8, 4, 5, 10, 8, 10, 11, 8, -1, -1, -1, -1, -1, -1, -1},
+ new[] {5, 0, 4, 5, 11, 0, 5, 10, 11, 11, 3, 0, -1, -1, -1, -1},
+ new[] {0, 1, 9, 8, 4, 10, 8, 10, 11, 10, 4, 5, -1, -1, -1, -1},
+ new[] {10, 11, 4, 10, 4, 5, 11, 3, 4, 9, 4, 1, 3, 1, 4, -1},
+ new[] {2, 5, 1, 2, 8, 5, 2, 11, 8, 4, 5, 8, -1, -1, -1, -1},
+ new[] {0, 4, 11, 0, 11, 3, 4, 5, 11, 2, 11, 1, 5, 1, 11, -1},
+ new[] {0, 2, 5, 0, 5, 9, 2, 11, 5, 4, 5, 8, 11, 8, 5, -1},
+ new[] {9, 4, 5, 2, 11, 3, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {2, 5, 10, 3, 5, 2, 3, 4, 5, 3, 8, 4, -1, -1, -1, -1},
+ new[] {5, 10, 2, 5, 2, 4, 4, 2, 0, -1, -1, -1, -1, -1, -1, -1},
+ new[] {3, 10, 2, 3, 5, 10, 3, 8, 5, 4, 5, 8, 0, 1, 9, -1},
+ new[] {5, 10, 2, 5, 2, 4, 1, 9, 2, 9, 4, 2, -1, -1, -1, -1},
+ new[] {8, 4, 5, 8, 5, 3, 3, 5, 1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 4, 5, 1, 0, 5, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {8, 4, 5, 8, 5, 3, 9, 0, 5, 0, 3, 5, -1, -1, -1, -1},
+ new[] {9, 4, 5, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {4, 11, 7, 4, 9, 11, 9, 10, 11, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 8, 3, 4, 9, 7, 9, 11, 7, 9, 10, 11, -1, -1, -1, -1},
+ new[] {1, 10, 11, 1, 11, 4, 1, 4, 0, 7, 4, 11, -1, -1, -1, -1},
+ new[] {3, 1, 4, 3, 4, 8, 1, 10, 4, 7, 4, 11, 10, 11, 4, -1},
+ new[] {4, 11, 7, 9, 11, 4, 9, 2, 11, 9, 1, 2, -1, -1, -1, -1},
+ new[] {9, 7, 4, 9, 11, 7, 9, 1, 11, 2, 11, 1, 0, 8, 3, -1},
+ new[] {11, 7, 4, 11, 4, 2, 2, 4, 0, -1, -1, -1, -1, -1, -1, -1},
+ new[] {11, 7, 4, 11, 4, 2, 8, 3, 4, 3, 2, 4, -1, -1, -1, -1},
+ new[] {2, 9, 10, 2, 7, 9, 2, 3, 7, 7, 4, 9, -1, -1, -1, -1},
+ new[] {9, 10, 7, 9, 7, 4, 10, 2, 7, 8, 7, 0, 2, 0, 7, -1},
+ new[] {3, 7, 10, 3, 10, 2, 7, 4, 10, 1, 10, 0, 4, 0, 10, -1},
+ new[] {1, 10, 2, 8, 7, 4, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {4, 9, 1, 4, 1, 7, 7, 1, 3, -1, -1, -1, -1, -1, -1, -1},
+ new[] {4, 9, 1, 4, 1, 7, 0, 8, 1, 8, 7, 1, -1, -1, -1, -1},
+ new[] {4, 0, 3, 7, 4, 3, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {4, 8, 7, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {9, 10, 8, 10, 11, 8, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {3, 0, 9, 3, 9, 11, 11, 9, 10, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 1, 10, 0, 10, 8, 8, 10, 11, -1, -1, -1, -1, -1, -1, -1},
+ new[] {3, 1, 10, 11, 3, 10, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 2, 11, 1, 11, 9, 9, 11, 8, -1, -1, -1, -1, -1, -1, -1},
+ new[] {3, 0, 9, 3, 9, 11, 1, 2, 9, 2, 11, 9, -1, -1, -1, -1},
+ new[] {0, 2, 11, 8, 0, 11, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {3, 2, 11, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {2, 3, 8, 2, 8, 10, 10, 8, 9, -1, -1, -1, -1, -1, -1, -1},
+ new[] {9, 10, 2, 0, 9, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {2, 3, 8, 2, 8, 10, 0, 1, 8, 1, 10, 8, -1, -1, -1, -1},
+ new[] {1, 10, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {1, 3, 8, 9, 1, 8, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 9, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {0, 3, 8, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ new[] {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}
+ };
+
+ public static Vector3 VertexInterp(float isovalue, Vector3 p1, Vector3 p2, float valp1, float valp2)
+ {
+ // Sort the vertices so that cracks don't mess up the water-tightness of the mesh.
+ // Note: the cracks don't appear if you use doubles instead of floats.
+
+ if (Vector3.Distance(p2, p1) < 0)
+ {
+ // swap
+ (p2, p1) = (p1, p2);
+ (valp2, valp1) = (valp1, valp2);
+ }
+
+ const float epsilon = 1e-10f;
+
+ if (Math.Abs(isovalue - valp1) < epsilon)
+ return p1;
+
+ if (Math.Abs(isovalue - valp2) < epsilon)
+ return p2;
+
+ if (Math.Abs(valp1 - valp2) < epsilon)
+ return p1;
+
+ float mu = (isovalue - valp1) / (valp2 - valp1);
+
+ return p1 + (p2 - p1) * mu;
+ }
+
+ public static ushort TesselateGridCube(float isovalue, GridCube grid, Vector3[] triangles)
+ {
+ ushort cubeIndex = 0;
+
+ if (grid.Value[0] < isovalue) cubeIndex |= 1;
+ if (grid.Value[1] < isovalue) cubeIndex |= 2;
+ if (grid.Value[2] < isovalue) cubeIndex |= 4;
+ if (grid.Value[3] < isovalue) cubeIndex |= 8;
+ if (grid.Value[4] < isovalue) cubeIndex |= 16;
+ if (grid.Value[5] < isovalue) cubeIndex |= 32;
+ if (grid.Value[6] < isovalue) cubeIndex |= 64;
+ if (grid.Value[7] < isovalue) cubeIndex |= 128;
+
+ if (MC_EdgeTable[cubeIndex] == 0)
+ return 0;
+
+ var vertList = new Vector3[12];
+
+ if ((MC_EdgeTable[cubeIndex] & 1) == 0)
+ vertList[0] = VertexInterp(isovalue, grid.Vertex[0], grid.Vertex[1], grid.Value[0], grid.Value[1]);
+
+ if ((MC_EdgeTable[cubeIndex] & 2) == 0)
+ vertList[1] = VertexInterp(isovalue, grid.Vertex[1], grid.Vertex[2], grid.Value[1], grid.Value[2]);
+
+ if ((MC_EdgeTable[cubeIndex] & 4) == 0)
+ vertList[2] = VertexInterp(isovalue, grid.Vertex[2], grid.Vertex[3], grid.Value[2], grid.Value[3]);
+
+ if ((MC_EdgeTable[cubeIndex] & 8) == 0)
+ vertList[3] = VertexInterp(isovalue, grid.Vertex[3], grid.Vertex[0], grid.Value[3], grid.Value[0]);
+
+ if ((MC_EdgeTable[cubeIndex] & 16) == 0)
+ vertList[4] = VertexInterp(isovalue, grid.Vertex[4], grid.Vertex[5], grid.Value[4], grid.Value[5]);
+
+ if ((MC_EdgeTable[cubeIndex] & 32) == 0)
+ vertList[5] = VertexInterp(isovalue, grid.Vertex[5], grid.Vertex[6], grid.Value[5], grid.Value[6]);
+
+ if ((MC_EdgeTable[cubeIndex] & 64) == 0)
+ vertList[6] = VertexInterp(isovalue, grid.Vertex[6], grid.Vertex[7], grid.Value[6], grid.Value[7]);
+
+ if ((MC_EdgeTable[cubeIndex] & 128) == 0)
+ vertList[7] = VertexInterp(isovalue, grid.Vertex[7], grid.Vertex[4], grid.Value[7], grid.Value[4]);
+
+ if ((MC_EdgeTable[cubeIndex] & 256) == 0)
+ vertList[8] = VertexInterp(isovalue, grid.Vertex[0], grid.Vertex[4], grid.Value[0], grid.Value[4]);
+
+ if ((MC_EdgeTable[cubeIndex] & 512) == 0)
+ vertList[9] = VertexInterp(isovalue, grid.Vertex[1], grid.Vertex[5], grid.Value[1], grid.Value[5]);
+
+ if ((MC_EdgeTable[cubeIndex] & 1024) == 0)
+ vertList[10] = VertexInterp(isovalue, grid.Vertex[2], grid.Vertex[6], grid.Value[2], grid.Value[6]);
+
+ if ((MC_EdgeTable[cubeIndex] & 2048) == 0)
+ vertList[11] = VertexInterp(isovalue, grid.Vertex[3], grid.Vertex[7], grid.Value[3], grid.Value[7]);
+
+ ushort ntriang = 0;
+
+ for (ushort i = 0; MC_TriTable[cubeIndex][i] != -1; i += 3)
+ {
+ triangles[ntriang].X = vertList[MC_TriTable[cubeIndex][i]].X;
+ triangles[ntriang].Y = vertList[MC_TriTable[cubeIndex][i + 1]].Y;
+ triangles[ntriang].Z = vertList[MC_TriTable[cubeIndex][i + 2]].Z;
+ ntriang++;
+ }
+
+ return ntriang;
+ }
+
+ public static void TesselateAdjacentXyPlanePair(float[] xyplane0, float[] xyplane1,
+ int z,
+ List<Vector3> triangles, float isovalue,
+ float x_grid_min, float x_grid_max, int x_res,
+ float y_grid_min, float y_grid_max, int y_res,
+ float z_grid_min, float z_grid_max, int z_res)
+ {
+ float x_step_size = (x_grid_max - x_grid_min) / (x_res - 1);
+ float y_step_size = (y_grid_max - y_grid_min) / (y_res - 1);
+ float z_step_size = (z_grid_max - z_grid_min) / (z_res - 1);
+
+ for (int x = 0; x < x_res - 1; x++)
+ {
+ for (int y = 0; y < y_res - 1; y++)
+ {
+ var tempCube = new GridCube();
+
+ int x_offset = 0;
+ int y_offset = 0;
+ int z_offset = 0;
+
+ // Setup vertex 0
+ x_offset = 0;
+ y_offset = 0;
+ z_offset = 0;
+ tempCube.Vertex[0].X = x_grid_min + ((x + x_offset) * x_step_size);
+ tempCube.Vertex[0].Y = y_grid_min + ((y + y_offset) * y_step_size);
+ tempCube.Vertex[0].Z = z_grid_min + ((z + z_offset) * z_step_size);
+
+ if (z_offset == 0)
+ tempCube.Value[0] = xyplane0[(x + x_offset) * y_res + (y + y_offset)];
+ else
+ tempCube.Value[0] = xyplane1[(x + x_offset) * y_res + (y + y_offset)];
+
+ // Setup vertex 1
+ x_offset = 1;
+ y_offset = 0;
+ z_offset = 0;
+ tempCube.Vertex[1].X = x_grid_min + ((x + x_offset) * x_step_size);
+ tempCube.Vertex[1].Y = y_grid_min + ((y + y_offset) * y_step_size);
+ tempCube.Vertex[1].Z = z_grid_min + ((z + z_offset) * z_step_size);
+
+ if (z_offset == 0)
+ tempCube.Value[1] = xyplane0[(x + x_offset) * y_res + (y + y_offset)];
+ else
+ tempCube.Value[1] = xyplane1[(x + x_offset) * y_res + (y + y_offset)];
+
+ // Setup vertex 2
+ x_offset = 1;
+ y_offset = 0;
+ z_offset = 1;
+ tempCube.Vertex[2].X = x_grid_min + ((x + x_offset) * x_step_size);
+ tempCube.Vertex[2].Y = y_grid_min + ((y + y_offset) * y_step_size);
+ tempCube.Vertex[2].Z = z_grid_min + ((z + z_offset) * z_step_size);
+
+ if (0 == z_offset)
+ tempCube.Value[2] = xyplane0[(x + x_offset) * y_res + (y + y_offset)];
+ else
+ tempCube.Value[2] = xyplane1[(x + x_offset) * y_res + (y + y_offset)];
+
+ // Setup vertex 3
+ x_offset = 0;
+ y_offset = 0;
+ z_offset = 1;
+ tempCube.Vertex[3].X = x_grid_min + ((x + x_offset) * x_step_size);
+ tempCube.Vertex[3].Y = y_grid_min + ((y + y_offset) * y_step_size);
+ tempCube.Vertex[3].Z = z_grid_min + ((z + z_offset) * z_step_size);
+
+ if (z_offset == 0)
+ tempCube.Value[3] = xyplane0[(x + x_offset) * y_res + (y + y_offset)];
+ else
+ tempCube.Value[3] = xyplane1[(x + x_offset) * y_res + (y + y_offset)];
+
+ // Setup vertex 4
+ x_offset = 0;
+ y_offset = 1;
+ z_offset = 0;
+ tempCube.Vertex[4].X = x_grid_min + ((x + x_offset) * x_step_size);
+ tempCube.Vertex[4].Y = y_grid_min + ((y + y_offset) * y_step_size);
+ tempCube.Vertex[4].Z = z_grid_min + ((z + z_offset) * z_step_size);
+
+ if (z_offset == 0)
+ tempCube.Value[4] = xyplane0[(x + x_offset) * y_res + (y + y_offset)];
+ else
+ tempCube.Value[4] = xyplane1[(x + x_offset) * y_res + (y + y_offset)];
+
+ // Setup vertex 5
+ x_offset = 1;
+ y_offset = 1;
+ z_offset = 0;
+ tempCube.Vertex[5].X = x_grid_min + ((x + x_offset) * x_step_size);
+ tempCube.Vertex[5].Y = y_grid_min + ((y + y_offset) * y_step_size);
+ tempCube.Vertex[5].Z = z_grid_min + ((z + z_offset) * z_step_size);
+
+ if (z_offset == 0)
+ tempCube.Value[5] = xyplane0[(x + x_offset) * y_res + (y + y_offset)];
+ else
+ tempCube.Value[5] = xyplane1[(x + x_offset) * y_res + (y + y_offset)];
+
+ // Setup vertex 6
+ x_offset = 1;
+ y_offset = 1;
+ z_offset = 1;
+ tempCube.Vertex[6].X = x_grid_min + ((x + x_offset) * x_step_size);
+ tempCube.Vertex[6].Y = y_grid_min + ((y + y_offset) * y_step_size);
+ tempCube.Vertex[6].Z = z_grid_min + ((z + z_offset) * z_step_size);
+
+ if (z_offset == 0)
+ tempCube.Value[6] = xyplane0[(x + x_offset) * y_res + (y + y_offset)];
+ else
+ tempCube.Value[6] = xyplane1[(x + x_offset) * y_res + (y + y_offset)];
+
+ // Setup vertex 7
+ x_offset = 0;
+ y_offset = 1;
+ z_offset = 1;
+ tempCube.Vertex[7].X = x_grid_min + ((x + x_offset) * x_step_size);
+ tempCube.Vertex[7].Y = y_grid_min + ((y + y_offset) * y_step_size);
+ tempCube.Vertex[7].Z = z_grid_min + ((z + z_offset) * z_step_size);
+
+ if (z_offset == 0)
+ tempCube.Value[7] = xyplane0[(x + x_offset) * y_res + (y + y_offset)];
+ else
+ tempCube.Value[7] = xyplane1[(x + x_offset) * y_res + (y + y_offset)];
+
+ // Generate triangles from cube.
+ var tempTriangleArray = new Vector3[5];
+
+ ushort numberOfTrianglesGenerated = TesselateGridCube(isovalue, tempCube, tempTriangleArray);
+
+ for (ushort i = 0; i < numberOfTrianglesGenerated; i++)
+ triangles.Add(tempTriangleArray[i]);
+ }
+ }
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-04 15:50:59 +0300