Revision 1025,
893 bytes
checked in by gumbau, 18 years ago
(diff) |
namespace simplif
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1 | #ifndef GFXGEOM_PROXGRID_INCLUDED // -*- C++ -*-
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2 | #define GFXGEOM_PROXGRID_INCLUDED
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3 |
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4 | #include <gfx/math/Vec3.h>
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5 | #include <gfx/tools/Buffer.h>
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6 | #include <gfx/tools/Array3.h>
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7 |
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8 |
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9 | namespace simplif
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10 | {
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11 | class ProxGrid_Cell : public buffer<Vec3 *>
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12 | {
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13 |
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14 | public:
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15 |
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16 | ProxGrid_Cell()
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17 | : buffer<Vec3 *>(8)
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18 | { }
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19 | };
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20 |
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21 |
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22 |
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23 |
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24 |
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25 | class ProxGrid
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26 | {
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27 | array3<ProxGrid_Cell> cells;
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28 | int xdiv, ydiv, zdiv;
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29 | real cellsize;
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30 | real cellsize2;
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31 |
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32 | Vec3 min, max;
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33 |
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34 | void cell_for_point(const Vec3&, int *i, int *j, int *k);
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35 | void maybe_collect_points(Vec3 *v, buffer<Vec3 *>& close,
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36 | ProxGrid_Cell& cell);
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37 |
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38 | public:
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39 |
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40 | ProxGrid(const Vec3& min, const Vec3& max, real dist);
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41 | ~ProxGrid() { cells.free(); }
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42 |
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43 | void addPoint(Vec3 *);
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44 | void removePoint(Vec3 *);
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45 | void proximalPoints(Vec3 *, buffer<Vec3 *>&);
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46 |
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47 | };
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48 | }
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49 |
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50 |
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51 |
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52 |
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53 |
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54 |
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55 |
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56 | // GFXGEOM_PROXGRID_INCLUDED
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57 | #endif
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