update
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vendor/MarchingCube.h
vendored
428
vendor/MarchingCube.h
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/*
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* MarchingCube.h
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*
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* Created on: 19.10.2017
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* Author: gmueller
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*/
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#ifndef MARCHINGCUBE_H_
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#define MARCHINGCUBE_H_
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#include <glm/vec3.hpp>
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#include <iostream>
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using glm::vec3;
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typedef glm::vec3 XYZ;
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struct TRIANGLE {
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XYZ p[3];
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};
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struct GRIDCELL {
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XYZ p[8];
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double val[8];
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} ;
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/*
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Linearly interpolate the position where an isosurface cuts
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an edge between two vertices, each with their own scalar value
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*/
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XYZ VertexInterp(double isolevel, XYZ p1, XYZ p2, double valp1, double valp2) {
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double mu;
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XYZ p;
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if (fabs(isolevel - valp1) < 0.00001)
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return (p1);
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if (fabs(isolevel - valp2) < 0.00001)
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return (p2);
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if (fabs(valp1 - valp2) < 0.00001)
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return (p1);
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mu = (isolevel - valp1) / (valp2 - valp1);
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p.x = p1.x + mu * (p2.x - p1.x);
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p.y = p1.y + mu * (p2.y - p1.y);
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p.z = p1.z + mu * (p2.z - p1.z);
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return (p);
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}
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/*
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Given a grid cell and an isolevel, calculate the triangular
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facets required to represent the isosurface through the cell.
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Return the number of triangular facets, the array "triangles"
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will be loaded up with the vertices at most 5 triangular facets.
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0 will be returned if the grid cell is either totally above
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of totally below the isolevel.
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*/
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int Polygonise(GRIDCELL &grid, double isolevel, TRIANGLE *triangles) {
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int i, ntriang;
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int cubeindex;
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XYZ vertlist[12];
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int edgeTable[256] = { 0x0, 0x109, 0x203, 0x30a, 0x406, 0x50f, 0x605, 0x70c,
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0x80c, 0x905, 0xa0f, 0xb06, 0xc0a, 0xd03, 0xe09, 0xf00, 0x190, 0x99,
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0x393, 0x29a, 0x596, 0x49f, 0x795, 0x69c, 0x99c, 0x895, 0xb9f,
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0xa96, 0xd9a, 0xc93, 0xf99, 0xe90, 0x230, 0x339, 0x33, 0x13a, 0x636,
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0x73f, 0x435, 0x53c, 0xa3c, 0xb35, 0x83f, 0x936, 0xe3a, 0xf33,
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0xc39, 0xd30, 0x3a0, 0x2a9, 0x1a3, 0xaa, 0x7a6, 0x6af, 0x5a5, 0x4ac,
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0xbac, 0xaa5, 0x9af, 0x8a6, 0xfaa, 0xea3, 0xda9, 0xca0, 0x460,
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0x569, 0x663, 0x76a, 0x66, 0x16f, 0x265, 0x36c, 0xc6c, 0xd65, 0xe6f,
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0xf66, 0x86a, 0x963, 0xa69, 0xb60, 0x5f0, 0x4f9, 0x7f3, 0x6fa,
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0x1f6, 0xff, 0x3f5, 0x2fc, 0xdfc, 0xcf5, 0xfff, 0xef6, 0x9fa, 0x8f3,
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0xbf9, 0xaf0, 0x650, 0x759, 0x453, 0x55a, 0x256, 0x35f, 0x55, 0x15c,
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0xe5c, 0xf55, 0xc5f, 0xd56, 0xa5a, 0xb53, 0x859, 0x950, 0x7c0,
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0x6c9, 0x5c3, 0x4ca, 0x3c6, 0x2cf, 0x1c5, 0xcc, 0xfcc, 0xec5, 0xdcf,
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0xcc6, 0xbca, 0xac3, 0x9c9, 0x8c0, 0x8c0, 0x9c9, 0xac3, 0xbca,
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0xcc6, 0xdcf, 0xec5, 0xfcc, 0xcc, 0x1c5, 0x2cf, 0x3c6, 0x4ca, 0x5c3,
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0x6c9, 0x7c0, 0x950, 0x859, 0xb53, 0xa5a, 0xd56, 0xc5f, 0xf55,
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0xe5c, 0x15c, 0x55, 0x35f, 0x256, 0x55a, 0x453, 0x759, 0x650, 0xaf0,
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0xbf9, 0x8f3, 0x9fa, 0xef6, 0xfff, 0xcf5, 0xdfc, 0x2fc, 0x3f5, 0xff,
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0x1f6, 0x6fa, 0x7f3, 0x4f9, 0x5f0, 0xb60, 0xa69, 0x963, 0x86a,
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0xf66, 0xe6f, 0xd65, 0xc6c, 0x36c, 0x265, 0x16f, 0x66, 0x76a, 0x663,
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0x569, 0x460, 0xca0, 0xda9, 0xea3, 0xfaa, 0x8a6, 0x9af, 0xaa5,
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0xbac, 0x4ac, 0x5a5, 0x6af, 0x7a6, 0xaa, 0x1a3, 0x2a9, 0x3a0, 0xd30,
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0xc39, 0xf33, 0xe3a, 0x936, 0x83f, 0xb35, 0xa3c, 0x53c, 0x435,
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0x73f, 0x636, 0x13a, 0x33, 0x339, 0x230, 0xe90, 0xf99, 0xc93, 0xd9a,
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0xa96, 0xb9f, 0x895, 0x99c, 0x69c, 0x795, 0x49f, 0x596, 0x29a,
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0x393, 0x99, 0x190, 0xf00, 0xe09, 0xd03, 0xc0a, 0xb06, 0xa0f, 0x905,
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0x80c, 0x70c, 0x605, 0x50f, 0x406, 0x30a, 0x203, 0x109, 0x0 };
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int triTable[256][16] = {
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{ -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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{ 0, 8, 3, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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{ 0, 1, 9, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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{ 1, 8, 3, 9, 8, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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{ 1, 2, 10, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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{ 0, 8, 3, 1, 2, 10, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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{ 9, 2, 10, 0, 2, 9, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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{ 2, 8, 3, 2, 10, 8, 10, 9, 8, -1, -1, -1, -1, -1, -1, -1 },
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{ 3, 11, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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{ 0, 11, 2, 8, 11, 0, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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{ 1, 9, 0, 2, 3, 11, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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{ 1, 11, 2, 1, 9, 11, 9, 8, 11, -1, -1, -1, -1, -1, -1, -1 },
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{ 3, 10, 1, 11, 10, 3, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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{ 0, 10, 1, 0, 8, 10, 8, 11, 10, -1, -1, -1, -1, -1, -1, -1 },
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{ 3, 9, 0, 3, 11, 9, 11, 10, 9, -1, -1, -1, -1, -1, -1, -1 },
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{ 9, 8, 10, 10, 8, 11, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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{ 4, 7, 8, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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{
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4, 3, 0, 7, 3, 4, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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{ 0, 1, 9, 8, 4, 7, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, { 4,
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1, 9, 4, 7, 1, 7, 3, 1, -1, -1, -1, -1, -1, -1, -1 }, { 1,
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2, 10, 8, 4, 7, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, {
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3, 4, 7, 3, 0, 4, 1, 2, 10, -1, -1, -1, -1, -1, -1, -1 }, {
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9, 2, 10, 9, 0, 2, 8, 4, 7, -1, -1, -1, -1, -1, -1, -1 }, {
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2, 10, 9, 2, 9, 7, 2, 7, 3, 7, 9, 4, -1, -1, -1, -1 }, { 8,
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4, 7, 3, 11, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, {
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11, 4, 7, 11, 2, 4, 2, 0, 4, -1, -1, -1, -1, -1, -1, -1 }, {
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9, 0, 1, 8, 4, 7, 2, 3, 11, -1, -1, -1, -1, -1, -1, -1 }, {
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4, 7, 11, 9, 4, 11, 9, 11, 2, 9, 2, 1, -1, -1, -1, -1 }, {
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3, 10, 1, 3, 11, 10, 7, 8, 4, -1, -1, -1, -1, -1, -1, -1 },
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{ 1, 11, 10, 1, 4, 11, 1, 0, 4, 7, 11, 4, -1, -1, -1, -1 }, { 4, 7,
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8, 9, 0, 11, 9, 11, 10, 11, 0, 3, -1, -1, -1, -1 }, { 4, 7,
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11, 4, 11, 9, 9, 11, 10, -1, -1, -1, -1, -1, -1, -1 }, { 9,
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5, 4, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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{ 9, 5, 4, 0, 8, 3, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, { 0,
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5, 4, 1, 5, 0, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, {
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8, 5, 4, 8, 3, 5, 3, 1, 5, -1, -1, -1, -1, -1, -1, -1 }, {
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1, 2, 10, 9, 5, 4, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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{ 3, 0, 8, 1, 2, 10, 4, 9, 5, -1, -1, -1, -1, -1, -1, -1 }, { 5, 2,
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10, 5, 4, 2, 4, 0, 2, -1, -1, -1, -1, -1, -1, -1 }, { 2, 10,
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5, 3, 2, 5, 3, 5, 4, 3, 4, 8, -1, -1, -1, -1 }, { 9, 5, 4,
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2, 3, 11, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, { 0, 11,
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2, 0, 8, 11, 4, 9, 5, -1, -1, -1, -1, -1, -1, -1 }, { 0, 5,
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4, 0, 1, 5, 2, 3, 11, -1, -1, -1, -1, -1, -1, -1 }, { 2, 1,
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5, 2, 5, 8, 2, 8, 11, 4, 8, 5, -1, -1, -1, -1 }, { 10, 3,
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11, 10, 1, 3, 9, 5, 4, -1, -1, -1, -1, -1, -1, -1 }, { 4, 9,
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5, 0, 8, 1, 8, 10, 1, 8, 11, 10, -1, -1, -1, -1 }, { 5, 4,
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0, 5, 0, 11, 5, 11, 10, 11, 0, 3, -1, -1, -1, -1 }, { 5, 4,
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8, 5, 8, 10, 10, 8, 11, -1, -1, -1, -1, -1, -1, -1 }, { 9,
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7, 8, 5, 7, 9, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, {
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9, 3, 0, 9, 5, 3, 5, 7, 3, -1, -1, -1, -1, -1, -1, -1 }, {
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0, 7, 8, 0, 1, 7, 1, 5, 7, -1, -1, -1, -1, -1, -1, -1 }, {
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1, 5, 3, 3, 5, 7, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
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{ 9, 7, 8, 9, 5, 7, 10, 1, 2, -1, -1, -1, -1, -1, -1, -1 }, { 10, 1,
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2, 9, 5, 0, 5, 3, 0, 5, 7, 3, -1, -1, -1, -1 }, { 8, 0, 2,
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8, 2, 5, 8, 5, 7, 10, 5, 2, -1, -1, -1, -1 }, { 2, 10, 5, 2,
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5, 3, 3, 5, 7, -1, -1, -1, -1, -1, -1, -1 }, { 7, 9, 5, 7,
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8, 9, 3, 11, 2, -1, -1, -1, -1, -1, -1, -1 }, { 9, 5, 7, 9,
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7, 2, 9, 2, 0, 2, 7, 11, -1, -1, -1, -1 }, { 2, 3, 11, 0, 1,
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8, 1, 7, 8, 1, 5, 7, -1, -1, -1, -1 }, { 11, 2, 1, 11, 1, 7,
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7, 1, 5, -1, -1, -1, -1, -1, -1, -1 }, { 9, 5, 8, 8, 5, 7,
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10, 1, 3, 10, 3, 11, -1, -1, -1, -1 }, { 5, 7, 0, 5, 0, 9,
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7, 11, 0, 1, 0, 10, 11, 10, 0, -1 }, { 11, 10, 0, 11, 0, 3,
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10, 5, 0, 8, 0, 7, 5, 7, 0, -1 }, { 11, 10, 5, 7, 11, 5, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1 }, { 10, 6, 5, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, { 0, 8, 3, 5,
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10, 6, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, { 9, 0, 1,
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5, 10, 6, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, { 1, 8,
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3, 1, 9, 8, 5, 10, 6, -1, -1, -1, -1, -1, -1, -1 }, { 1, 6,
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5, 2, 6, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, { 1,
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6, 5, 1, 2, 6, 3, 0, 8, -1, -1, -1, -1, -1, -1, -1 }, { 9,
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6, 5, 9, 0, 6, 0, 2, 6, -1, -1, -1, -1, -1, -1, -1 }, { 5,
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9, 8, 5, 8, 2, 5, 2, 6, 3, 2, 8, -1, -1, -1, -1 }, { 2, 3,
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11, 10, 6, 5, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, {
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11, 0, 8, 11, 2, 0, 10, 6, 5, -1, -1, -1, -1, -1, -1, -1 },
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{ 0, 1, 9, 2, 3, 11, 5, 10, 6, -1, -1, -1, -1, -1, -1, -1 }, { 5,
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10, 6, 1, 9, 2, 9, 11, 2, 9, 8, 11, -1, -1, -1, -1 }, { 6,
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3, 11, 6, 5, 3, 5, 1, 3, -1, -1, -1, -1, -1, -1, -1 }, { 0,
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8, 11, 0, 11, 5, 0, 5, 1, 5, 11, 6, -1, -1, -1, -1 }, { 3,
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11, 6, 0, 3, 6, 0, 6, 5, 0, 5, 9, -1, -1, -1, -1 }, { 6, 5,
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9, 6, 9, 11, 11, 9, 8, -1, -1, -1, -1, -1, -1, -1 }, { 5,
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10, 6, 4, 7, 8, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, {
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4, 3, 0, 4, 7, 3, 6, 5, 10, -1, -1, -1, -1, -1, -1, -1 }, {
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1, 9, 0, 5, 10, 6, 8, 4, 7, -1, -1, -1, -1, -1, -1, -1 }, {
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10, 6, 5, 1, 9, 7, 1, 7, 3, 7, 9, 4, -1, -1, -1, -1 }, { 6,
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1, 2, 6, 5, 1, 4, 7, 8, -1, -1, -1, -1, -1, -1, -1 }, { 1,
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2, 5, 5, 2, 6, 3, 0, 4, 3, 4, 7, -1, -1, -1, -1 }, { 8, 4,
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7, 9, 0, 5, 0, 6, 5, 0, 2, 6, -1, -1, -1, -1 }, { 7, 3, 9,
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7, 9, 4, 3, 2, 9, 5, 9, 6, 2, 6, 9, -1 }, { 3, 11, 2, 7, 8,
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4, 10, 6, 5, -1, -1, -1, -1, -1, -1, -1 }, { 5, 10, 6, 4, 7,
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2, 4, 2, 0, 2, 7, 11, -1, -1, -1, -1 }, { 0, 1, 9, 4, 7, 8,
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2, 3, 11, 5, 10, 6, -1, -1, -1, -1 }, { 9, 2, 1, 9, 11, 2,
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9, 4, 11, 7, 11, 4, 5, 10, 6, -1 }, { 8, 4, 7, 3, 11, 5, 3,
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5, 1, 5, 11, 6, -1, -1, -1, -1 }, { 5, 1, 11, 5, 11, 6, 1,
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0, 11, 7, 11, 4, 0, 4, 11, -1 }, { 0, 5, 9, 0, 6, 5, 0, 3,
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6, 11, 6, 3, 8, 4, 7, -1 }, { 6, 5, 9, 6, 9, 11, 4, 7, 9, 7,
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11, 9, -1, -1, -1, -1 }, { 10, 4, 9, 6, 4, 10, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1 }, { 4, 10, 6, 4, 9, 10, 0, 8, 3,
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-1, -1, -1, -1, -1, -1, -1 }, { 10, 0, 1, 10, 6, 0, 6, 4, 0,
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-1, -1, -1, -1, -1, -1, -1 }, { 8, 3, 1, 8, 1, 6, 8, 6, 4,
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6, 1, 10, -1, -1, -1, -1 }, { 1, 4, 9, 1, 2, 4, 2, 6, 4, -1,
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-1, -1, -1, -1, -1, -1 }, { 3, 0, 8, 1, 2, 9, 2, 4, 9, 2, 6,
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4, -1, -1, -1, -1 }, { 0, 2, 4, 4, 2, 6, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1 }, { 8, 3, 2, 8, 2, 4, 4, 2, 6, -1, -1,
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-1, -1, -1, -1, -1 }, { 10, 4, 9, 10, 6, 4, 11, 2, 3, -1,
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-1, -1, -1, -1, -1, -1 }, { 0, 8, 2, 2, 8, 11, 4, 9, 10, 4,
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10, 6, -1, -1, -1, -1 }, { 3, 11, 2, 0, 1, 6, 0, 6, 4, 6, 1,
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10, -1, -1, -1, -1 }, { 6, 4, 1, 6, 1, 10, 4, 8, 1, 2, 1,
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11, 8, 11, 1, -1 }, { 9, 6, 4, 9, 3, 6, 9, 1, 3, 11, 6, 3,
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-1, -1, -1, -1 }, { 8, 11, 1, 8, 1, 0, 11, 6, 1, 9, 1, 4, 6,
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4, 1, -1 }, { 3, 11, 6, 3, 6, 0, 0, 6, 4, -1, -1, -1, -1,
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-1, -1, -1 }, { 6, 4, 8, 11, 6, 8, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1 }, { 7, 10, 6, 7, 8, 10, 8, 9, 10, -1, -1,
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-1, -1, -1, -1, -1 }, { 0, 7, 3, 0, 10, 7, 0, 9, 10, 6, 7,
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10, -1, -1, -1, -1 }, { 10, 6, 7, 1, 10, 7, 1, 7, 8, 1, 8,
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||||
0, -1, -1, -1, -1 }, { 10, 6, 7, 10, 7, 1, 1, 7, 3, -1, -1,
|
||||
-1, -1, -1, -1, -1 }, { 1, 2, 6, 1, 6, 8, 1, 8, 9, 8, 6, 7,
|
||||
-1, -1, -1, -1 }, { 2, 6, 9, 2, 9, 1, 6, 7, 9, 0, 9, 3, 7,
|
||||
3, 9, -1 }, { 7, 8, 0, 7, 0, 6, 6, 0, 2, -1, -1, -1, -1, -1,
|
||||
-1, -1 }, { 7, 3, 2, 6, 7, 2, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1 }, { 2, 3, 11, 10, 6, 8, 10, 8, 9, 8, 6, 7, -1,
|
||||
-1, -1, -1 }, { 2, 0, 7, 2, 7, 11, 0, 9, 7, 6, 7, 10, 9, 10,
|
||||
7, -1 }, { 1, 8, 0, 1, 7, 8, 1, 10, 7, 6, 7, 10, 2, 3, 11,
|
||||
-1 }, { 11, 2, 1, 11, 1, 7, 10, 6, 1, 6, 7, 1, -1, -1, -1,
|
||||
-1 }, { 8, 9, 6, 8, 6, 7, 9, 1, 6, 11, 6, 3, 1, 3, 6, -1 },
|
||||
{ 0, 9, 1, 11, 6, 7, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, { 7,
|
||||
8, 0, 7, 0, 6, 3, 11, 0, 11, 6, 0, -1, -1, -1, -1 }, { 7,
|
||||
11, 6, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
|
||||
{ 7, 6, 11, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, {
|
||||
3, 0, 8, 11, 7, 6, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
|
||||
{ 0, 1, 9, 11, 7, 6, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, { 8,
|
||||
1, 9, 8, 3, 1, 11, 7, 6, -1, -1, -1, -1, -1, -1, -1 }, { 10,
|
||||
1, 2, 6, 11, 7, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, {
|
||||
1, 2, 10, 3, 0, 8, 6, 11, 7, -1, -1, -1, -1, -1, -1, -1 }, {
|
||||
2, 9, 0, 2, 10, 9, 6, 11, 7, -1, -1, -1, -1, -1, -1, -1 }, {
|
||||
6, 11, 7, 2, 10, 3, 10, 8, 3, 10, 9, 8, -1, -1, -1, -1 }, {
|
||||
7, 2, 3, 6, 2, 7, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
|
||||
{ 7, 0, 8, 7, 6, 0, 6, 2, 0, -1, -1, -1, -1, -1, -1, -1 }, { 2, 7,
|
||||
6, 2, 3, 7, 0, 1, 9, -1, -1, -1, -1, -1, -1, -1 }, { 1, 6,
|
||||
2, 1, 8, 6, 1, 9, 8, 8, 7, 6, -1, -1, -1, -1 }, { 10, 7, 6,
|
||||
10, 1, 7, 1, 3, 7, -1, -1, -1, -1, -1, -1, -1 }, { 10, 7, 6,
|
||||
1, 7, 10, 1, 8, 7, 1, 0, 8, -1, -1, -1, -1 }, { 0, 3, 7, 0,
|
||||
7, 10, 0, 10, 9, 6, 10, 7, -1, -1, -1, -1 }, { 7, 6, 10, 7,
|
||||
10, 8, 8, 10, 9, -1, -1, -1, -1, -1, -1, -1 }, { 6, 8, 4,
|
||||
11, 8, 6, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, { 3, 6,
|
||||
11, 3, 0, 6, 0, 4, 6, -1, -1, -1, -1, -1, -1, -1 }, { 8, 6,
|
||||
11, 8, 4, 6, 9, 0, 1, -1, -1, -1, -1, -1, -1, -1 }, { 9, 4,
|
||||
6, 9, 6, 3, 9, 3, 1, 11, 3, 6, -1, -1, -1, -1 }, { 6, 8, 4,
|
||||
6, 11, 8, 2, 10, 1, -1, -1, -1, -1, -1, -1, -1 }, { 1, 2,
|
||||
10, 3, 0, 11, 0, 6, 11, 0, 4, 6, -1, -1, -1, -1 }, { 4, 11,
|
||||
8, 4, 6, 11, 0, 2, 9, 2, 10, 9, -1, -1, -1, -1 }, { 10, 9,
|
||||
3, 10, 3, 2, 9, 4, 3, 11, 3, 6, 4, 6, 3, -1 }, { 8, 2, 3, 8,
|
||||
4, 2, 4, 6, 2, -1, -1, -1, -1, -1, -1, -1 }, { 0, 4, 2, 4,
|
||||
6, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, { 1, 9, 0,
|
||||
2, 3, 4, 2, 4, 6, 4, 3, 8, -1, -1, -1, -1 }, { 1, 9, 4, 1,
|
||||
4, 2, 2, 4, 6, -1, -1, -1, -1, -1, -1, -1 }, { 8, 1, 3, 8,
|
||||
6, 1, 8, 4, 6, 6, 10, 1, -1, -1, -1, -1 }, { 10, 1, 0, 10,
|
||||
0, 6, 6, 0, 4, -1, -1, -1, -1, -1, -1, -1 }, { 4, 6, 3, 4,
|
||||
3, 8, 6, 10, 3, 0, 3, 9, 10, 9, 3, -1 }, { 10, 9, 4, 6, 10,
|
||||
4, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, { 4, 9, 5, 7,
|
||||
6, 11, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, { 0, 8, 3,
|
||||
4, 9, 5, 11, 7, 6, -1, -1, -1, -1, -1, -1, -1 }, { 5, 0, 1,
|
||||
5, 4, 0, 7, 6, 11, -1, -1, -1, -1, -1, -1, -1 }, { 11, 7, 6,
|
||||
8, 3, 4, 3, 5, 4, 3, 1, 5, -1, -1, -1, -1 }, { 9, 5, 4, 10,
|
||||
1, 2, 7, 6, 11, -1, -1, -1, -1, -1, -1, -1 }, { 6, 11, 7, 1,
|
||||
2, 10, 0, 8, 3, 4, 9, 5, -1, -1, -1, -1 }, { 7, 6, 11, 5, 4,
|
||||
10, 4, 2, 10, 4, 0, 2, -1, -1, -1, -1 }, { 3, 4, 8, 3, 5, 4,
|
||||
3, 2, 5, 10, 5, 2, 11, 7, 6, -1 }, { 7, 2, 3, 7, 6, 2, 5, 4,
|
||||
9, -1, -1, -1, -1, -1, -1, -1 }, { 9, 5, 4, 0, 8, 6, 0, 6,
|
||||
2, 6, 8, 7, -1, -1, -1, -1 }, { 3, 6, 2, 3, 7, 6, 1, 5, 0,
|
||||
5, 4, 0, -1, -1, -1, -1 }, { 6, 2, 8, 6, 8, 7, 2, 1, 8, 4,
|
||||
8, 5, 1, 5, 8, -1 }, { 9, 5, 4, 10, 1, 6, 1, 7, 6, 1, 3, 7,
|
||||
-1, -1, -1, -1 }, { 1, 6, 10, 1, 7, 6, 1, 0, 7, 8, 7, 0, 9,
|
||||
5, 4, -1 }, { 4, 0, 10, 4, 10, 5, 0, 3, 10, 6, 10, 7, 3, 7,
|
||||
10, -1 }, { 7, 6, 10, 7, 10, 8, 5, 4, 10, 4, 8, 10, -1, -1,
|
||||
-1, -1 }, { 6, 9, 5, 6, 11, 9, 11, 8, 9, -1, -1, -1, -1, -1,
|
||||
-1, -1 }, { 3, 6, 11, 0, 6, 3, 0, 5, 6, 0, 9, 5, -1, -1, -1,
|
||||
-1 }, { 0, 11, 8, 0, 5, 11, 0, 1, 5, 5, 6, 11, -1, -1, -1,
|
||||
-1 }, { 6, 11, 3, 6, 3, 5, 5, 3, 1, -1, -1, -1, -1, -1, -1,
|
||||
-1 }, { 1, 2, 10, 9, 5, 11, 9, 11, 8, 11, 5, 6, -1, -1, -1,
|
||||
-1 },
|
||||
{ 0, 11, 3, 0, 6, 11, 0, 9, 6, 5, 6, 9, 1, 2, 10, -1 }, { 11, 8, 5,
|
||||
11, 5, 6, 8, 0, 5, 10, 5, 2, 0, 2, 5, -1 }, { 6, 11, 3, 6,
|
||||
3, 5, 2, 10, 3, 10, 5, 3, -1, -1, -1, -1 }, { 5, 8, 9, 5, 2,
|
||||
8, 5, 6, 2, 3, 8, 2, -1, -1, -1, -1 }, { 9, 5, 6, 9, 6, 0,
|
||||
0, 6, 2, -1, -1, -1, -1, -1, -1, -1 }, { 1, 5, 8, 1, 8, 0,
|
||||
5, 6, 8, 3, 8, 2, 6, 2, 8, -1 }, { 1, 5, 6, 2, 1, 6, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1 }, { 1, 3, 6, 1, 6, 10, 3, 8,
|
||||
6, 5, 6, 9, 8, 9, 6, -1 }, { 10, 1, 0, 10, 0, 6, 9, 5, 0, 5,
|
||||
6, 0, -1, -1, -1, -1 }, { 0, 3, 8, 5, 6, 10, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1 }, { 10, 5, 6, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1 }, { 11, 5, 10, 7, 5, 11, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1 }, { 11, 5, 10, 11, 7, 5,
|
||||
8, 3, 0, -1, -1, -1, -1, -1, -1, -1 }, { 5, 11, 7, 5, 10,
|
||||
11, 1, 9, 0, -1, -1, -1, -1, -1, -1, -1 }, { 10, 7, 5, 10,
|
||||
11, 7, 9, 8, 1, 8, 3, 1, -1, -1, -1, -1 }, { 11, 1, 2, 11,
|
||||
7, 1, 7, 5, 1, -1, -1, -1, -1, -1, -1, -1 }, { 0, 8, 3, 1,
|
||||
2, 7, 1, 7, 5, 7, 2, 11, -1, -1, -1, -1 }, { 9, 7, 5, 9, 2,
|
||||
7, 9, 0, 2, 2, 11, 7, -1, -1, -1, -1 }, { 7, 5, 2, 7, 2, 11,
|
||||
5, 9, 2, 3, 2, 8, 9, 8, 2, -1 }, { 2, 5, 10, 2, 3, 5, 3, 7,
|
||||
5, -1, -1, -1, -1, -1, -1, -1 }, { 8, 2, 0, 8, 5, 2, 8, 7,
|
||||
5, 10, 2, 5, -1, -1, -1, -1 }, { 9, 0, 1, 5, 10, 3, 5, 3, 7,
|
||||
3, 10, 2, -1, -1, -1, -1 }, { 9, 8, 2, 9, 2, 1, 8, 7, 2, 10,
|
||||
2, 5, 7, 5, 2, -1 }, { 1, 3, 5, 3, 7, 5, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1 }, { 0, 8, 7, 0, 7, 1, 1, 7, 5, -1, -1,
|
||||
-1, -1, -1, -1, -1 }, { 9, 0, 3, 9, 3, 5, 5, 3, 7, -1, -1,
|
||||
-1, -1, -1, -1, -1 }, { 9, 8, 7, 5, 9, 7, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1 }, { 5, 8, 4, 5, 10, 8, 10, 11, 8,
|
||||
-1, -1, -1, -1, -1, -1, -1 }, { 5, 0, 4, 5, 11, 0, 5, 10,
|
||||
11, 11, 3, 0, -1, -1, -1, -1 }, { 0, 1, 9, 8, 4, 10, 8, 10,
|
||||
11, 10, 4, 5, -1, -1, -1, -1 }, { 10, 11, 4, 10, 4, 5, 11,
|
||||
3, 4, 9, 4, 1, 3, 1, 4, -1 }, { 2, 5, 1, 2, 8, 5, 2, 11, 8,
|
||||
4, 5, 8, -1, -1, -1, -1 }, { 0, 4, 11, 0, 11, 3, 4, 5, 11,
|
||||
2, 11, 1, 5, 1, 11, -1 }, { 0, 2, 5, 0, 5, 9, 2, 11, 5, 4,
|
||||
5, 8, 11, 8, 5, -1 }, { 9, 4, 5, 2, 11, 3, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1 }, { 2, 5, 10, 3, 5, 2, 3, 4, 5, 3,
|
||||
8, 4, -1, -1, -1, -1 }, { 5, 10, 2, 5, 2, 4, 4, 2, 0, -1,
|
||||
-1, -1, -1, -1, -1, -1 }, { 3, 10, 2, 3, 5, 10, 3, 8, 5, 4,
|
||||
5, 8, 0, 1, 9, -1 }, { 5, 10, 2, 5, 2, 4, 1, 9, 2, 9, 4, 2,
|
||||
-1, -1, -1, -1 }, { 8, 4, 5, 8, 5, 3, 3, 5, 1, -1, -1, -1,
|
||||
-1, -1, -1, -1 }, { 0, 4, 5, 1, 0, 5, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1 }, { 8, 4, 5, 8, 5, 3, 9, 0, 5, 0, 3, 5,
|
||||
-1, -1, -1, -1 }, { 9, 4, 5, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1 }, { 4, 11, 7, 4, 9, 11, 9, 10, 11, -1,
|
||||
-1, -1, -1, -1, -1, -1 }, { 0, 8, 3, 4, 9, 7, 9, 11, 7, 9,
|
||||
10, 11, -1, -1, -1, -1 }, { 1, 10, 11, 1, 11, 4, 1, 4, 0, 7,
|
||||
4, 11, -1, -1, -1, -1 }, { 3, 1, 4, 3, 4, 8, 1, 10, 4, 7, 4,
|
||||
11, 10, 11, 4, -1 }, { 4, 11, 7, 9, 11, 4, 9, 2, 11, 9, 1,
|
||||
2, -1, -1, -1, -1 }, { 9, 7, 4, 9, 11, 7, 9, 1, 11, 2, 11,
|
||||
1, 0, 8, 3, -1 }, { 11, 7, 4, 11, 4, 2, 2, 4, 0, -1, -1, -1,
|
||||
-1, -1, -1, -1 }, { 11, 7, 4, 11, 4, 2, 8, 3, 4, 3, 2, 4,
|
||||
-1, -1, -1, -1 }, { 2, 9, 10, 2, 7, 9, 2, 3, 7, 7, 4, 9, -1,
|
||||
-1, -1, -1 }, { 9, 10, 7, 9, 7, 4, 10, 2, 7, 8, 7, 0, 2, 0,
|
||||
7, -1 }, { 3, 7, 10, 3, 10, 2, 7, 4, 10, 1, 10, 0, 4, 0, 10,
|
||||
-1 }, { 1, 10, 2, 8, 7, 4, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1 }, { 4, 9, 1, 4, 1, 7, 7, 1, 3, -1, -1, -1, -1, -1,
|
||||
-1, -1 }, { 4, 9, 1, 4, 1, 7, 0, 8, 1, 8, 7, 1, -1, -1, -1,
|
||||
-1 }, { 4, 0, 3, 7, 4, 3, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1 }, { 4, 8, 7, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1 }, { 9, 10, 8, 10, 11, 8, -1, -1, -1, -1, -1, -1,
|
||||
-1, -1, -1, -1 }, { 3, 0, 9, 3, 9, 11, 11, 9, 10, -1, -1,
|
||||
-1, -1, -1, -1, -1 }, { 0, 1, 10, 0, 10, 8, 8, 10, 11, -1,
|
||||
-1, -1, -1, -1, -1, -1 }, { 3, 1, 10, 11, 3, 10, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1 }, { 1, 2, 11, 1, 11, 9, 9, 11,
|
||||
8, -1, -1, -1, -1, -1, -1, -1 }, { 3, 0, 9, 3, 9, 11, 1, 2,
|
||||
9, 2, 11, 9, -1, -1, -1, -1 }, { 0, 2, 11, 8, 0, 11, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1 }, { 3, 2, 11, -1, -1, -1,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, { 2, 3, 8, 2, 8,
|
||||
10, 10, 8, 9, -1, -1, -1, -1, -1, -1, -1 }, { 9, 10, 2, 0,
|
||||
9, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, { 2, 3, 8,
|
||||
2, 8, 10, 0, 1, 8, 1, 10, 8, -1, -1, -1, -1 }, { 1, 10, 2,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, { 1,
|
||||
3, 8, 9, 1, 8, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
|
||||
{ 0, 9, 1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
|
||||
{ 0, 3, 8, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, {
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
||||
-1 } };
|
||||
|
||||
/*
|
||||
Determine the index into the edge table which
|
||||
tells us which vertices are inside of the surface
|
||||
*/
|
||||
cubeindex = 0;
|
||||
if (grid.val[0] < isolevel)
|
||||
cubeindex |= 1;
|
||||
if (grid.val[1] < isolevel)
|
||||
cubeindex |= 2;
|
||||
if (grid.val[2] < isolevel)
|
||||
cubeindex |= 4;
|
||||
if (grid.val[3] < isolevel)
|
||||
cubeindex |= 8;
|
||||
if (grid.val[4] < isolevel)
|
||||
cubeindex |= 16;
|
||||
if (grid.val[5] < isolevel)
|
||||
cubeindex |= 32;
|
||||
if (grid.val[6] < isolevel)
|
||||
cubeindex |= 64;
|
||||
if (grid.val[7] < isolevel)
|
||||
cubeindex |= 128;
|
||||
|
||||
/* Cube is entirely in/out of the surface */
|
||||
if (edgeTable[cubeindex] == 0)
|
||||
return (0);
|
||||
|
||||
/* Find the vertices where the surface intersects the cube */
|
||||
if (edgeTable[cubeindex] & 1)
|
||||
vertlist[0] = VertexInterp(isolevel, grid.p[0], grid.p[1], grid.val[0],
|
||||
grid.val[1]);
|
||||
if (edgeTable[cubeindex] & 2)
|
||||
vertlist[1] = VertexInterp(isolevel, grid.p[1], grid.p[2], grid.val[1],
|
||||
grid.val[2]);
|
||||
if (edgeTable[cubeindex] & 4)
|
||||
vertlist[2] = VertexInterp(isolevel, grid.p[2], grid.p[3], grid.val[2],
|
||||
grid.val[3]);
|
||||
if (edgeTable[cubeindex] & 8)
|
||||
vertlist[3] = VertexInterp(isolevel, grid.p[3], grid.p[0], grid.val[3],
|
||||
grid.val[0]);
|
||||
if (edgeTable[cubeindex] & 16)
|
||||
vertlist[4] = VertexInterp(isolevel, grid.p[4], grid.p[5], grid.val[4],
|
||||
grid.val[5]);
|
||||
if (edgeTable[cubeindex] & 32)
|
||||
vertlist[5] = VertexInterp(isolevel, grid.p[5], grid.p[6], grid.val[5],
|
||||
grid.val[6]);
|
||||
if (edgeTable[cubeindex] & 64)
|
||||
vertlist[6] = VertexInterp(isolevel, grid.p[6], grid.p[7], grid.val[6],
|
||||
grid.val[7]);
|
||||
if (edgeTable[cubeindex] & 128)
|
||||
vertlist[7] = VertexInterp(isolevel, grid.p[7], grid.p[4], grid.val[7],
|
||||
grid.val[4]);
|
||||
if (edgeTable[cubeindex] & 256)
|
||||
vertlist[8] = VertexInterp(isolevel, grid.p[0], grid.p[4], grid.val[0],
|
||||
grid.val[4]);
|
||||
if (edgeTable[cubeindex] & 512)
|
||||
vertlist[9] = VertexInterp(isolevel, grid.p[1], grid.p[5], grid.val[1],
|
||||
grid.val[5]);
|
||||
if (edgeTable[cubeindex] & 1024)
|
||||
vertlist[10] = VertexInterp(isolevel, grid.p[2], grid.p[6], grid.val[2],
|
||||
grid.val[6]);
|
||||
if (edgeTable[cubeindex] & 2048)
|
||||
vertlist[11] = VertexInterp(isolevel, grid.p[3], grid.p[7], grid.val[3],
|
||||
grid.val[7]);
|
||||
|
||||
// std::cout << cubeindex << std::endl;
|
||||
|
||||
/* Create the triangle */
|
||||
ntriang = 0;
|
||||
for (i = 0; triTable[cubeindex][i] != -1; i += 3) {
|
||||
triangles[ntriang].p[0] = vertlist[triTable[cubeindex][i]];
|
||||
triangles[ntriang].p[1] = vertlist[triTable[cubeindex][i + 1]];
|
||||
triangles[ntriang].p[2] = vertlist[triTable[cubeindex][i + 2]];
|
||||
ntriang++;
|
||||
}
|
||||
|
||||
return (ntriang);
|
||||
}
|
||||
|
||||
#endif /* MARCHINGCUBE_H_ */
|
||||
98
vendor/MemoryPool.h
vendored
Normal file
98
vendor/MemoryPool.h
vendored
Normal file
@ -0,0 +1,98 @@
|
||||
/*-
|
||||
* Copyright (c) 2013 Cosku Acay, http://www.coskuacay.com
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a
|
||||
* copy of this software and associated documentation files (the "Software"),
|
||||
* to deal in the Software without restriction, including without limitation
|
||||
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
||||
* and/or sell copies of the Software, and to permit persons to whom the
|
||||
* Software is furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included in
|
||||
* all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
||||
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
|
||||
* IN THE SOFTWARE.
|
||||
*/
|
||||
|
||||
#ifndef MEMORY_POOL_H
|
||||
#define MEMORY_POOL_H
|
||||
|
||||
#include <climits>
|
||||
#include <cstddef>
|
||||
|
||||
template <typename T, size_t BlockSize = 4096>
|
||||
class MemoryPool
|
||||
{
|
||||
public:
|
||||
/* Member types */
|
||||
typedef T value_type;
|
||||
typedef T* pointer;
|
||||
typedef T& reference;
|
||||
typedef const T* const_pointer;
|
||||
typedef const T& const_reference;
|
||||
typedef size_t size_type;
|
||||
typedef ptrdiff_t difference_type;
|
||||
typedef std::false_type propagate_on_container_copy_assignment;
|
||||
typedef std::true_type propagate_on_container_move_assignment;
|
||||
typedef std::true_type propagate_on_container_swap;
|
||||
|
||||
template <typename U> struct rebind {
|
||||
typedef MemoryPool<U> other;
|
||||
};
|
||||
|
||||
/* Member functions */
|
||||
MemoryPool() noexcept;
|
||||
MemoryPool(const MemoryPool& memoryPool) noexcept;
|
||||
MemoryPool(MemoryPool&& memoryPool) noexcept;
|
||||
template <class U> MemoryPool(const MemoryPool<U>& memoryPool) noexcept;
|
||||
|
||||
~MemoryPool() noexcept;
|
||||
|
||||
MemoryPool& operator=(const MemoryPool& memoryPool) = delete;
|
||||
MemoryPool& operator=(MemoryPool&& memoryPool) noexcept;
|
||||
|
||||
pointer address(reference x) const noexcept;
|
||||
const_pointer address(const_reference x) const noexcept;
|
||||
|
||||
// Can only allocate one object at a time. n and hint are ignored
|
||||
pointer allocate(size_type n = 1, const_pointer hint = 0);
|
||||
void deallocate(pointer p, size_type n = 1);
|
||||
|
||||
size_type max_size() const noexcept;
|
||||
|
||||
template <class U, class... Args> void construct(U* p, Args&&... args);
|
||||
template <class U> void destroy(U* p);
|
||||
|
||||
template <class... Args> pointer newElement(Args&&... args);
|
||||
void deleteElement(pointer p);
|
||||
|
||||
private:
|
||||
union Slot_ {
|
||||
value_type element;
|
||||
Slot_* next;
|
||||
};
|
||||
|
||||
typedef char* data_pointer_;
|
||||
typedef Slot_ slot_type_;
|
||||
typedef Slot_* slot_pointer_;
|
||||
|
||||
slot_pointer_ currentBlock_;
|
||||
slot_pointer_ currentSlot_;
|
||||
slot_pointer_ lastSlot_;
|
||||
slot_pointer_ freeSlots_;
|
||||
|
||||
size_type padPointer(data_pointer_ p, size_type align) const noexcept;
|
||||
void allocateBlock();
|
||||
|
||||
static_assert(BlockSize >= 2 * sizeof(slot_type_), "BlockSize too small.");
|
||||
};
|
||||
|
||||
#include "MemoryPool.tcc"
|
||||
|
||||
#endif // MEMORY_POOL_H
|
||||
235
vendor/MemoryPool.tcc
vendored
Normal file
235
vendor/MemoryPool.tcc
vendored
Normal file
@ -0,0 +1,235 @@
|
||||
/*-
|
||||
* Copyright (c) 2013 Cosku Acay, http://www.coskuacay.com
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a
|
||||
* copy of this software and associated documentation files (the "Software"),
|
||||
* to deal in the Software without restriction, including without limitation
|
||||
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
||||
* and/or sell copies of the Software, and to permit persons to whom the
|
||||
* Software is furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included in
|
||||
* all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
||||
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
|
||||
* IN THE SOFTWARE.
|
||||
*/
|
||||
|
||||
#ifndef MEMORY_BLOCK_TCC
|
||||
#define MEMORY_BLOCK_TCC
|
||||
|
||||
|
||||
|
||||
template <typename T, size_t BlockSize>
|
||||
inline typename MemoryPool<T, BlockSize>::size_type
|
||||
MemoryPool<T, BlockSize>::padPointer(data_pointer_ p, size_type align)
|
||||
const noexcept
|
||||
{
|
||||
uintptr_t result = reinterpret_cast<uintptr_t>(p);
|
||||
return ((align - result) % align);
|
||||
}
|
||||
|
||||
|
||||
|
||||
template <typename T, size_t BlockSize>
|
||||
MemoryPool<T, BlockSize>::MemoryPool()
|
||||
noexcept
|
||||
{
|
||||
currentBlock_ = nullptr;
|
||||
currentSlot_ = nullptr;
|
||||
lastSlot_ = nullptr;
|
||||
freeSlots_ = nullptr;
|
||||
}
|
||||
|
||||
|
||||
|
||||
template <typename T, size_t BlockSize>
|
||||
MemoryPool<T, BlockSize>::MemoryPool(const MemoryPool& memoryPool)
|
||||
noexcept :
|
||||
MemoryPool()
|
||||
{}
|
||||
|
||||
|
||||
|
||||
template <typename T, size_t BlockSize>
|
||||
MemoryPool<T, BlockSize>::MemoryPool(MemoryPool&& memoryPool)
|
||||
noexcept
|
||||
{
|
||||
currentBlock_ = memoryPool.currentBlock_;
|
||||
memoryPool.currentBlock_ = nullptr;
|
||||
currentSlot_ = memoryPool.currentSlot_;
|
||||
lastSlot_ = memoryPool.lastSlot_;
|
||||
freeSlots_ = memoryPool.freeSlots;
|
||||
}
|
||||
|
||||
|
||||
template <typename T, size_t BlockSize>
|
||||
template<class U>
|
||||
MemoryPool<T, BlockSize>::MemoryPool(const MemoryPool<U>& memoryPool)
|
||||
noexcept :
|
||||
MemoryPool()
|
||||
{}
|
||||
|
||||
|
||||
|
||||
template <typename T, size_t BlockSize>
|
||||
MemoryPool<T, BlockSize>&
|
||||
MemoryPool<T, BlockSize>::operator=(MemoryPool&& memoryPool)
|
||||
noexcept
|
||||
{
|
||||
if (this != &memoryPool)
|
||||
{
|
||||
std::swap(currentBlock_, memoryPool.currentBlock_);
|
||||
currentSlot_ = memoryPool.currentSlot_;
|
||||
lastSlot_ = memoryPool.lastSlot_;
|
||||
freeSlots_ = memoryPool.freeSlots;
|
||||
}
|
||||
return *this;
|
||||
}
|
||||
|
||||
|
||||
|
||||
template <typename T, size_t BlockSize>
|
||||
MemoryPool<T, BlockSize>::~MemoryPool()
|
||||
noexcept
|
||||
{
|
||||
slot_pointer_ curr = currentBlock_;
|
||||
while (curr != nullptr) {
|
||||
slot_pointer_ prev = curr->next;
|
||||
operator delete(reinterpret_cast<void*>(curr));
|
||||
curr = prev;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
template <typename T, size_t BlockSize>
|
||||
inline typename MemoryPool<T, BlockSize>::pointer
|
||||
MemoryPool<T, BlockSize>::address(reference x)
|
||||
const noexcept
|
||||
{
|
||||
return &x;
|
||||
}
|
||||
|
||||
|
||||
|
||||
template <typename T, size_t BlockSize>
|
||||
inline typename MemoryPool<T, BlockSize>::const_pointer
|
||||
MemoryPool<T, BlockSize>::address(const_reference x)
|
||||
const noexcept
|
||||
{
|
||||
return &x;
|
||||
}
|
||||
|
||||
|
||||
|
||||
template <typename T, size_t BlockSize>
|
||||
void
|
||||
MemoryPool<T, BlockSize>::allocateBlock()
|
||||
{
|
||||
// Allocate space for the new block and store a pointer to the previous one
|
||||
data_pointer_ newBlock = reinterpret_cast<data_pointer_>
|
||||
(operator new(BlockSize));
|
||||
reinterpret_cast<slot_pointer_>(newBlock)->next = currentBlock_;
|
||||
currentBlock_ = reinterpret_cast<slot_pointer_>(newBlock);
|
||||
// Pad block body to staisfy the alignment requirements for elements
|
||||
data_pointer_ body = newBlock + sizeof(slot_pointer_);
|
||||
size_type bodyPadding = padPointer(body, alignof(slot_type_));
|
||||
currentSlot_ = reinterpret_cast<slot_pointer_>(body + bodyPadding);
|
||||
lastSlot_ = reinterpret_cast<slot_pointer_>
|
||||
(newBlock + BlockSize - sizeof(slot_type_) + 1);
|
||||
}
|
||||
|
||||
|
||||
|
||||
template <typename T, size_t BlockSize>
|
||||
inline typename MemoryPool<T, BlockSize>::pointer
|
||||
MemoryPool<T, BlockSize>::allocate(size_type n, const_pointer hint)
|
||||
{
|
||||
if (freeSlots_ != nullptr) {
|
||||
pointer result = reinterpret_cast<pointer>(freeSlots_);
|
||||
freeSlots_ = freeSlots_->next;
|
||||
return result;
|
||||
}
|
||||
else {
|
||||
if (currentSlot_ >= lastSlot_)
|
||||
allocateBlock();
|
||||
return reinterpret_cast<pointer>(currentSlot_++);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
template <typename T, size_t BlockSize>
|
||||
inline void
|
||||
MemoryPool<T, BlockSize>::deallocate(pointer p, size_type n)
|
||||
{
|
||||
if (p != nullptr) {
|
||||
reinterpret_cast<slot_pointer_>(p)->next = freeSlots_;
|
||||
freeSlots_ = reinterpret_cast<slot_pointer_>(p);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
template <typename T, size_t BlockSize>
|
||||
inline typename MemoryPool<T, BlockSize>::size_type
|
||||
MemoryPool<T, BlockSize>::max_size()
|
||||
const noexcept
|
||||
{
|
||||
size_type maxBlocks = -1 / BlockSize;
|
||||
return (BlockSize - sizeof(data_pointer_)) / sizeof(slot_type_) * maxBlocks;
|
||||
}
|
||||
|
||||
|
||||
|
||||
template <typename T, size_t BlockSize>
|
||||
template <class U, class... Args>
|
||||
inline void
|
||||
MemoryPool<T, BlockSize>::construct(U* p, Args&&... args)
|
||||
{
|
||||
new (p) U (std::forward<Args>(args)...);
|
||||
}
|
||||
|
||||
|
||||
|
||||
template <typename T, size_t BlockSize>
|
||||
template <class U>
|
||||
inline void
|
||||
MemoryPool<T, BlockSize>::destroy(U* p)
|
||||
{
|
||||
p->~U();
|
||||
}
|
||||
|
||||
|
||||
|
||||
template <typename T, size_t BlockSize>
|
||||
template <class... Args>
|
||||
inline typename MemoryPool<T, BlockSize>::pointer
|
||||
MemoryPool<T, BlockSize>::newElement(Args&&... args)
|
||||
{
|
||||
pointer result = allocate();
|
||||
construct<value_type>(result, std::forward<Args>(args)...);
|
||||
return result;
|
||||
}
|
||||
|
||||
|
||||
|
||||
template <typename T, size_t BlockSize>
|
||||
inline void
|
||||
MemoryPool<T, BlockSize>::deleteElement(pointer p)
|
||||
{
|
||||
if (p != nullptr) {
|
||||
p->~value_type();
|
||||
deallocate(p);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
#endif // MEMORY_BLOCK_TCC
|
||||
Reference in New Issue
Block a user