| 1 | /*==========================================================================
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| 2 | * (C) 2005 Universitat Jaume I
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| 3 | *==========================================================================
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| 4 | * PROYECT: GAME TOOLS
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| 5 | *==========================================================================
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| 6 | * CONTENT:
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| 7 | *
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| 8 | *
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| 9 | * @file GeoLodStripsLibrary.cpp
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| 10 | *===========================================================================*/
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| 11 |
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| 12 | #include "GeoLodStripsLibrary.h"
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| 13 |
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| 14 | using namespace Geometry;
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| 15 | using namespace std;
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| 16 |
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| 17 | //-----------------------------------------------------------------------------
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| 18 | // Constructor.
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| 19 | //-----------------------------------------------------------------------------
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| 20 | LodStripsLibrary::LodStripsLibrary(const LodStripsLibraryData *lodstripsdata, Mesh *geomesh, IndexData *userindexdata)
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| 21 | //:dataRetrievalInterface(idfun?idfun:DefaultIndexDataCreator)
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| 22 | {
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| 23 | // const char *name_of_file;
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| 24 |
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| 25 | // Sets the current lod.
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| 26 | mCurrentLod = 0;
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| 27 |
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| 28 | // Converts a String to const char *.
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| 29 | // name_of_file = name.data();
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| 30 |
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| 31 | // Sets the global mesh.
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| 32 | mGeoMesh = geomesh;
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| 33 |
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| 34 | delete_indexdata=false;
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| 35 | dataRetrievalInterface=userindexdata;
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| 36 |
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| 37 | indices_x_submesh = NULL;
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| 38 | offsets_x_submesh = NULL;
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| 39 | mStripsSubmesh = NULL;
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| 40 | submesh_x_strip = NULL;
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| 41 | lodFactor=1.0f;
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| 42 | current_triangle_count=0;
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| 43 |
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| 44 | // Loads the Level Of Detail file.
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| 45 | LodStripsLibrary::LoadStripMesh(lodstripsdata,mGeoMesh);
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| 46 |
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| 47 | GoToLod(0.0f);
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| 48 | minFaces = 0;
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| 49 | for (unsigned int strip = 0; strip < mTotalStrips; strip++)
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| 50 | minFaces += int(mStrips[strip].size() - 2);
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| 51 |
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| 52 | GoToLod(1.0f);
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| 53 | maxFaces = 0;
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| 54 | for (unsigned int strip = 0; strip < mTotalStrips; strip++)
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| 55 | maxFaces += int(mStrips[strip].size() - 2);
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| 56 | }
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| 57 |
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| 58 | //-----------------------------------------------------------------------------
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| 59 | // Destructor
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| 60 | //-----------------------------------------------------------------------------
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| 61 | LodStripsLibrary::~LodStripsLibrary()
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| 62 | {
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| 63 | delete [] mStrips;
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| 64 | if (delete_indexdata)
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| 65 | delete dataRetrievalInterface;
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| 66 | if (indices_x_submesh)
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| 67 | delete[] indices_x_submesh;
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| 68 | if (offsets_x_submesh)
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| 69 | delete[] offsets_x_submesh;
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| 70 | if (mStripsSubmesh)
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| 71 | delete[] mStripsSubmesh;
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| 72 | if (submesh_x_strip)
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| 73 | delete[] submesh_x_strip;
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| 74 | }
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| 75 |
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| 76 | //-----------------------------------------------------------------------------
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| 77 | // Public.
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| 78 | //-----------------------------------------------------------------------------
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| 79 |
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| 80 | //-----------------------------------------------------------------------------
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| 81 | // Go to the level of detail.
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| 82 | //-----------------------------------------------------------------------------
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| 83 | void LodStripsLibrary::GoToLod(float lodfactor)
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| 84 | {
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| 85 | register int j;
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| 86 | register int offset;
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| 87 | long int i;
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| 88 | long int k;
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| 89 | long int b_change_ok = 1;
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| 90 | unsigned long int lod;
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| 91 | long int t;
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| 92 | long int r;
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| 93 | long int next;
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| 94 | long int el1;
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| 95 | long int el2;
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| 96 | long int total_changes;
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| 97 | long int totalR;
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| 98 | SmallIntVector *strip;
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| 99 | SmallIntVector::iterator start;
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| 100 |
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| 101 | if (lodfactor<0.0f) lodfactor=0.0f;
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| 102 | if (lodfactor>1.0f) lodfactor=1.0f;
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| 103 |
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| 104 | uint32 newLOD = (uint32)((1.0f - lodfactor) * mLods);
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| 105 |
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| 106 | lodFactor=lodfactor;
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| 107 |
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| 108 | if (newLOD != mCurrentLod)
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| 109 | {
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| 110 | if (newLOD > mCurrentLod)
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| 111 | {
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| 112 | // Forwards.
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| 113 | // Increments LOD (decreases level of detail)
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| 114 | for ( lod = mCurrentLod;
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| 115 | (lod < newLOD)
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| 116 | ||
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| 117 | ((mCurrentRegLOD->obligatory == 1) && (lod < (mLods - 1)));
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| 118 | lod++)
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| 119 | {
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| 120 | next = mVertex[lod];
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| 121 | total_changes = mPChanges[lod];
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| 122 |
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| 123 | for (i = 0; i < total_changes; i++)
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| 124 | {
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| 125 | // Strip change.
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| 126 | t = mCurrentRegLOD->strip;
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| 127 | strip = &(mStrips[t]);
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| 128 | start = strip->begin();
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| 129 |
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| 130 | int stripsize_ini = strip->size();
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| 131 |
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| 132 | // Position.
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| 133 | totalR = mCurrentRegLOD->position;
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| 134 |
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| 135 | for (j = totalR - 1; j >= 0; j--)
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| 136 | {
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| 137 | start[*mCurrentData] = next;
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| 138 | ++mCurrentData;
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| 139 | }
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| 140 |
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| 141 | // L1.
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| 142 | totalR = mCurrentRegLOD->vertexRepetition;
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| 143 |
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| 144 | for (j = totalR - 1; j >= 0; j--)
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| 145 | {
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| 146 | offset = *mCurrentData + 1;
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| 147 |
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| 148 | strip->erase( start + offset,
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| 149 | start
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| 150 | +
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| 151 | offset
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| 152 | +
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| 153 | (*(mCurrentData + 1)));
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| 154 |
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| 155 | ++mCurrentData;
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| 156 | ++mCurrentData;
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| 157 | }
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| 158 |
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| 159 | // L2
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| 160 | totalR = mCurrentRegLOD->edgeRepetition;
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| 161 |
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| 162 | for (j = totalR - 1; j >= 0; j--)
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| 163 | {
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| 164 | offset = *mCurrentData + 2;
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| 165 | strip->erase( start + offset,
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| 166 | start
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| 167 | +
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| 168 | offset
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| 169 | +
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| 170 | 2*(*(mCurrentData + 1)));
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| 171 |
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| 172 | mCurrentData++;
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| 173 | mCurrentData++;
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| 174 | }
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| 175 |
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| 176 | // lastLOD = mCurrentRegLOD;
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| 177 | mCurrentRegLOD++;
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| 178 |
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| 179 | mStripsChanges[t] = 1;
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| 180 |
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| 181 | int stripsize_end = strip->size();
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| 182 | indices_x_submesh[submesh_x_strip[t]] -= (stripsize_ini - stripsize_end);
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| 183 |
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| 184 | }
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| 185 |
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| 186 | mCurrentLod = lod + 1;
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| 187 | }
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| 188 |
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| 189 | }
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| 190 | // If LOD is less than actual.
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| 191 | else
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| 192 | {
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| 193 | mCurrentRegLOD--;
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| 194 | mCurrentData--;
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| 195 |
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| 196 |
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| 197 | // Decrements LOD.
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| 198 | for ( lod = mCurrentLod;
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| 199 | (lod > newLOD)
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| 200 | ||
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| 201 | ((mCurrentRegLOD->obligatory == 1) && (lod > 0))
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| 202 | ||
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| 203 | ((mCurrentRegLOD[1].obligatory == 1) && (lod > 0));
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| 204 | lod--)
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| 205 | {
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| 206 |
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| 207 | total_changes = mPChanges[lod - 1];
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| 208 |
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| 209 | for (i = 0; i < total_changes; i++)
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| 210 | {
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| 211 | t = mCurrentRegLOD->strip;
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| 212 | strip = &(mStrips[t]);
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| 213 | start = mStrips[t].begin();
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| 214 | int stripsize_ini = strip->size();
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| 215 |
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| 216 | // L2.
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| 217 | totalR = mCurrentRegLOD->edgeRepetition;
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| 218 |
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| 219 | for (j = 0; j < totalR; j++)
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| 220 | {
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| 221 | el1 = (*strip)[*(mCurrentData - 1)];
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| 222 | el2 = (*strip)[*(mCurrentData - 1) + 1];
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| 223 | r = *(mCurrentData);
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| 224 |
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| 225 | for (k = 0; k < r; k++)
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| 226 | {
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| 227 | (*strip).insert(start+*(mCurrentData - 1),el2);
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| 228 | (*strip).insert(start+*(mCurrentData - 1),el1);
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| 229 | }
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| 230 |
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| 231 | mCurrentData--;
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| 232 | mCurrentData--;
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| 233 | }
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| 234 |
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| 235 | // Vertex Repetition.
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| 236 | totalR = mCurrentRegLOD->vertexRepetition;
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| 237 |
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| 238 | for (j = 0; j < totalR; j++)
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| 239 | {
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| 240 | el1 = (*strip)[*(mCurrentData-1)];
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| 241 | r = *(mCurrentData);
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| 242 |
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| 243 | for (k = 0; k < r; k++)
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| 244 | {
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| 245 | (*strip).insert(start+*(mCurrentData-1),el1);
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| 246 | }
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| 247 |
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| 248 | mCurrentData--;
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| 249 | mCurrentData--;
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| 250 | }
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| 251 |
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| 252 | // POS.
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| 253 | totalR = mCurrentRegLOD->position;
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| 254 |
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| 255 | for (j = 0; j < totalR; j++)
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| 256 | {
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| 257 | (*strip)[*mCurrentData] = lod - 1;
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| 258 | mCurrentData--;
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| 259 | }
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| 260 |
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| 261 | // lastLOD = mCurrentRegLOD;
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| 262 | mCurrentRegLOD--;
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| 263 | mStripsChanges[t] = 1;
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| 264 |
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| 265 | int stripsize_end = strip->size();
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| 266 | indices_x_submesh[submesh_x_strip[t]] += (stripsize_end - stripsize_ini);
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| 267 | }
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| 268 |
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| 269 | // Update LOD.
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| 270 | mCurrentLod = lod - 1;
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| 271 |
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| 272 | // Debug.
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| 273 | cout << "Obligatory: "
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| 274 | << (int)mCurrentRegLOD->obligatory
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| 275 | << endl;
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| 276 | }
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| 277 |
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| 278 | mCurrentData++;
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| 279 | mCurrentRegLOD++;
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| 280 | }
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| 281 | }
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| 282 |
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| 283 | UpdateDataRetrievalInterface();
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| 284 | // return return_value;
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| 285 | }
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| 286 |
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| 287 | //-----------------------------------------------------------------------------
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| 288 | // Returns the number of vertices of the highest LOD.
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| 289 | //-----------------------------------------------------------------------------
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| 290 | uint32 LodStripsLibrary::MaxVertices()
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| 291 | {
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| 292 | return mMaxVerticesLOD;
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| 293 | }
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| 294 |
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| 295 | //-----------------------------------------------------------------------------
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| 296 | // Returns the number of vertices of the lowest LOD.
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| 297 | //-----------------------------------------------------------------------------
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| 298 | uint32 LodStripsLibrary::MinVertices()
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| 299 | {
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| 300 | uint32 number_of_vertices;
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| 301 |
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| 302 | // Total vertices of minimum lod.
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| 303 | number_of_vertices = mMaxVerticesLOD - (mMinLod + 1);
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| 304 |
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| 305 | return number_of_vertices;
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| 306 | }
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| 307 |
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| 308 | //-----------------------------------------------------------------------------
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| 309 | // Returns the number of triangles of the highest LOD.
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| 310 | //-----------------------------------------------------------------------------
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| 311 | uint32 LodStripsLibrary::MaxFaces()
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| 312 | {
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| 313 | /* uint32 number_of_faces;
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| 314 |
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| 315 | uint32 current_lod;
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| 316 |
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| 317 | current_lod = GoToLod(MaxLod());
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| 318 |
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| 319 | // Initialize number of faces count.
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| 320 | number_of_faces = 0;
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| 321 |
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| 322 | // For each strip.
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| 323 | for (unsigned int strip = 0; strip < mTotalStrips; strip++)
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| 324 | {
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| 325 | number_of_faces += int(mStrips[strip].size() - 2);
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| 326 | }
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| 327 |
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| 328 | GoToLod(current_lod);
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| 329 |
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| 330 | return number_of_faces;*/
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| 331 |
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| 332 | return maxFaces;
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| 333 | }
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| 334 |
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| 335 | //-----------------------------------------------------------------------------
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| 336 | // Returns the number of triangles of the lowest LOD.
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| 337 | //-----------------------------------------------------------------------------
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| 338 | uint32 LodStripsLibrary::MinFaces()
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| 339 | {
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| 340 | /* uint32 current_lod;
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| 341 | uint32 number_of_faces;
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| 342 |
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| 343 | current_lod = GoToLod(MinLod());
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| 344 |
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| 345 | // Initialize number of faces count.
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| 346 | number_of_faces = 0;
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| 347 |
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| 348 | // For each strip.
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| 349 | for (unsigned int strip = 0; strip < mTotalStrips; strip++)
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| 350 | {
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| 351 | number_of_faces += int(mStrips[strip].size() - 2);
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| 352 | }
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| 353 |
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| 354 | GoToLod(current_lod);
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| 355 |
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| 356 | return number_of_faces;*/
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| 357 |
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| 358 | return minFaces;
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| 359 | }
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| 360 |
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| 361 | //-----------------------------------------------------------------------------
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| 362 | // Establishes the new LOD range.
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| 363 | // Only the LODs in that range are stored and used.
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| 364 | //-----------------------------------------------------------------------------
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| 365 | void LodStripsLibrary::TrimByLod(uint32 minLod, uint32 maxLod)
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| 366 | {
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| 367 | // Refresh number of vercies of the max lod.
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| 368 | mMaxVerticesLOD += mMaxLod - maxLod;
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| 369 |
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| 370 | mMinLod = minLod;
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| 371 | mMaxLod = maxLod;
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| 372 | }
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| 373 | /*
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| 374 | //-----------------------------------------------------------------------------
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| 375 | // Get strip count.
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| 376 | //-----------------------------------------------------------------------------
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| 377 | uint32 LodStripsLibrary::GetStripCount() const
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| 378 | {
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| 379 | return (uint32) mTotalStrips;
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| 380 | }
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| 381 |
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| 382 | //-----------------------------------------------------------------------------
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| 383 | // Get Index by strip.
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| 384 | //-----------------------------------------------------------------------------
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| 385 | uint32 LodStripsLibrary::GetIndexCountByStrip(uint32 istrip) const
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| 386 | {
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| 387 | return (uint32) mStrips[istrip].size();
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| 388 | }
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| 389 | */
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| 390 | //-----------------------------------------------------------------------------
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| 391 | // Private.
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| 392 | //-----------------------------------------------------------------------------
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| 393 |
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| 394 | //-----------------------------------------------------------------------------
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| 395 | // Copy a STL vector to a C array.
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| 396 | //-----------------------------------------------------------------------------
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| 397 | void LodStripsLibrary::CopyVectors2Arrays(void)
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| 398 | {
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| 399 | SmallInt max;
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| 400 | SmallInt t;
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| 401 | SmallInt *data_array;
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| 402 | SmallIntVector tira;
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| 403 | LODRegisterType *changes_array;
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| 404 | LODRegisterVector list_changes;
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| 405 |
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| 406 | mTotalStrips = int(mFileStrips.size());
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| 407 | mVertex = new SmallInt[mTotalVertices];
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| 408 | mStripsChanges = new SmallInt[mTotalChanges];
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| 409 | mStrips = new SmallIntVector[mTotalStrips];
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| 410 | data_array = new SmallInt[mData.size()];
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| 411 |
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| 412 | max = 0;
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| 413 | mTotalFaces = 0;
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| 414 |
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| 415 | // unsigned int * strip_sizes = new unsigned int[mFileStrips.size()];
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| 416 | unsigned int total_strip_size = 0;
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| 417 |
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| 418 | for (unsigned int i = 0; i < mFileStrips.size(); i++)
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| 419 | {
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| 420 | total_strip_size += t = int(mFileStrips[i].size());
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| 421 | if (t>max)
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| 422 | max = t;
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| 423 | mTotalFaces += t - 2;
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| 424 | }
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| 425 |
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| 426 | changes_array = new LODRegisterType[mFileChangesLOD.size()];
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| 427 |
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| 428 | // Fill up changes array.
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| 429 | for (unsigned int i = 0; i < mFileChangesLOD.size(); ++i)
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| 430 | {
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| 431 | changes_array[i] = mFileChangesLOD[i];
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| 432 | }
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| 433 |
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| 434 | mCurrentRegLOD = changes_array;
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| 435 |
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| 436 | // Copy strips.
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| 437 | // unsigned int numDegenerated = 2*mTotalStrips - 2;
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| 438 | // dataRetrievalInterface=create_index_data_func(total_strip_size,indexdata_user_data); // temporal!
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| 439 |
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| 440 | // dataRetrievalInterface->Init(total_strip_size);
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| 441 | /* dataRetrievalInterface->numinds=total_strip_size;
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| 442 | dataRetrievalInterface->numvalidinds=total_strip_size;*/
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| 443 | // dataRetrievalInterface->Begin();
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| 444 |
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| 445 | unsigned int ii = 0;
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| 446 |
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| 447 | for (unsigned int i = 0; i < mFileStrips.size(); i++)
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| 448 | {
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| 449 | for (unsigned int j = 0; j < mFileStrips[i].size(); j++,ii++)
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| 450 | {
|
|---|
| 451 | mStrips[i].push_back(mFileStrips[i][j]);
|
|---|
| 452 | // dataRetrievalInterface->SetIndex(ii,mFileStrips[i][j]);
|
|---|
| 453 | }
|
|---|
| 454 |
|
|---|
| 455 | // Reset flags of strips changed.
|
|---|
| 456 | mStripsChanges[i] = 0;
|
|---|
| 457 | }
|
|---|
| 458 | // dataRetrievalInterface->End();
|
|---|
| 459 |
|
|---|
| 460 | for (unsigned int i = 0; i < mData.size(); i++)
|
|---|
| 461 | {
|
|---|
| 462 | data_array[i] = mData[i];
|
|---|
| 463 | }
|
|---|
| 464 |
|
|---|
| 465 | mCurrentData = data_array;
|
|---|
| 466 |
|
|---|
| 467 | // Fill up mVertex.
|
|---|
| 468 | for(unsigned int i = 0; i < mFileVertices.size(); i++)
|
|---|
| 469 | {
|
|---|
| 470 | mVertex[i] = mFileVertices[i];
|
|---|
| 471 | }
|
|---|
| 472 |
|
|---|
| 473 | // delete[] strip_sizes;
|
|---|
| 474 | }
|
|---|
| 475 |
|
|---|
| 476 | //-----------------------------------------------------------------------------
|
|---|
| 477 | // LoadStripMesh
|
|---|
| 478 | //-----------------------------------------------------------------------------
|
|---|
| 479 | void LodStripsLibrary::LoadStripMesh(const LodStripsLibraryData *lodstripsdata, Mesh *geomesh)
|
|---|
| 480 | {
|
|---|
| 481 | //FILE *fp;
|
|---|
| 482 | SmallIntVector strip_aux;
|
|---|
| 483 | //LODRegisterType lod_register;
|
|---|
| 484 | std::vector <LODRegisterType> list_pos;
|
|---|
| 485 | std::vector <unsigned int> p_changes;
|
|---|
| 486 | //int value;
|
|---|
| 487 | int v = 0;
|
|---|
| 488 | int t = -1;
|
|---|
| 489 | int s = 0;
|
|---|
| 490 | int next = 0;
|
|---|
| 491 | int c = -1;
|
|---|
| 492 | //char buff[80];
|
|---|
| 493 | Index *index;
|
|---|
| 494 | Index *indexBegin;
|
|---|
| 495 | Index *indexEnd;
|
|---|
| 496 | SubMesh *geoSubMesh;
|
|---|
| 497 |
|
|---|
| 498 | // For each one of the submeshes.
|
|---|
| 499 | indices_x_submesh = new int[geomesh->mSubMeshCount];
|
|---|
| 500 | offsets_x_submesh = new int[geomesh->mSubMeshCount];
|
|---|
| 501 |
|
|---|
| 502 | int totaltiras = 0;
|
|---|
| 503 | for (unsigned int submesh = 0; submesh < geomesh->mSubMeshCount; submesh++)
|
|---|
| 504 | for (unsigned int strip = 0; strip < geomesh->mSubMesh[submesh].mStripCount; strip++)
|
|---|
| 505 | totaltiras++;
|
|---|
| 506 |
|
|---|
| 507 | submesh_x_strip = new int[totaltiras];
|
|---|
| 508 |
|
|---|
| 509 | int istrip = 0;
|
|---|
| 510 | for (unsigned int submesh = 0; submesh < geomesh->mSubMeshCount; submesh++)
|
|---|
| 511 | {
|
|---|
| 512 | geoSubMesh = &geomesh->mSubMesh[submesh];
|
|---|
| 513 | indices_x_submesh[submesh] = 0;
|
|---|
| 514 |
|
|---|
| 515 | // For each one of the strips.
|
|---|
| 516 | for (unsigned int strip = 0; strip < geoSubMesh->mStripCount; strip++, istrip++)
|
|---|
| 517 | {
|
|---|
| 518 | // Insert an empty strip.
|
|---|
| 519 | submesh_x_strip[istrip] = submesh;
|
|---|
| 520 | t++;
|
|---|
| 521 | strip_aux.clear();
|
|---|
| 522 | mFileStrips.push_back(strip_aux);
|
|---|
| 523 |
|
|---|
| 524 | // First index of the strip.
|
|---|
| 525 | indexBegin = geoSubMesh->mStrip[strip];
|
|---|
| 526 |
|
|---|
| 527 | // If the strips is not the first.
|
|---|
| 528 |
|
|---|
| 529 | /* if (strip != 0)
|
|---|
| 530 | {
|
|---|
| 531 | indexBegin++;
|
|---|
| 532 | }
|
|---|
| 533 | */
|
|---|
| 534 |
|
|---|
| 535 | // If is the final strip
|
|---|
| 536 | if (strip == (geoSubMesh->mStripCount - 1))
|
|---|
| 537 | {
|
|---|
| 538 | // The end of the index array.
|
|---|
| 539 | indexEnd = &geoSubMesh->mIndex[geoSubMesh->mIndexCount];
|
|---|
| 540 | }
|
|---|
| 541 | else
|
|---|
| 542 | {
|
|---|
| 543 | // The beginning of the next strip.
|
|---|
| 544 | indexEnd = geoSubMesh->mStrip[strip + 1];
|
|---|
| 545 |
|
|---|
| 546 | // Remove degenerated
|
|---|
| 547 | // indexEnd--;
|
|---|
| 548 | }
|
|---|
| 549 |
|
|---|
| 550 | int i;
|
|---|
| 551 | i = 0;
|
|---|
| 552 |
|
|---|
| 553 | if (submesh==0)
|
|---|
| 554 | offsets_x_submesh[submesh] = 0;
|
|---|
| 555 | else
|
|---|
| 556 | offsets_x_submesh[submesh] = indices_x_submesh[submesh-1];
|
|---|
| 557 |
|
|---|
| 558 | // For each index of the strip.
|
|---|
| 559 | for (index = indexBegin; index < indexEnd; index++)
|
|---|
| 560 | {
|
|---|
| 561 | mFileStrips[t].push_back(indexBegin[i]);
|
|---|
| 562 | indices_x_submesh[submesh]++;
|
|---|
| 563 | i++;
|
|---|
| 564 | }
|
|---|
| 565 | }
|
|---|
| 566 | }
|
|---|
| 567 |
|
|---|
| 568 | // TODO: LOD file loaded in load file mesh process.
|
|---|
| 569 | // Open the LOD file.
|
|---|
| 570 | /* if ((fp = fopen (name, "r")) == NULL)
|
|---|
| 571 | {
|
|---|
| 572 | // Error in open.
|
|---|
| 573 | }
|
|---|
| 574 | else
|
|---|
| 575 | {
|
|---|
| 576 | mTotalChanges = 0;
|
|---|
| 577 |
|
|---|
| 578 | while (!feof (fp))
|
|---|
| 579 | {
|
|---|
| 580 | fgets (buff, 80, fp);
|
|---|
| 581 |
|
|---|
| 582 | if (*buff == 'v')
|
|---|
| 583 | {
|
|---|
| 584 | sscanf (buff+2,"%d",&value);
|
|---|
| 585 |
|
|---|
| 586 | mFileVertices.push_back(value);
|
|---|
| 587 | v++;
|
|---|
| 588 | }
|
|---|
| 589 | else if ( (*buff == 'c') || (*buff == 'd'))
|
|---|
| 590 | {
|
|---|
| 591 | if (*buff == 'c')
|
|---|
| 592 | {
|
|---|
| 593 | c++;
|
|---|
| 594 | }
|
|---|
| 595 | else
|
|---|
| 596 | {
|
|---|
| 597 | unsigned int a;
|
|---|
| 598 | unsigned int b;
|
|---|
| 599 | unsigned int c;
|
|---|
| 600 | unsigned int d;
|
|---|
| 601 |
|
|---|
| 602 | sscanf (buff+2,"%u %u %u %u\n",&a,&b,&c,&d);
|
|---|
| 603 | lod_register.strip = a;
|
|---|
| 604 | lod_register.position = b;
|
|---|
| 605 | lod_register.vertexRepetition = c;
|
|---|
| 606 | lod_register.edgeRepetition = d;
|
|---|
| 607 |
|
|---|
| 608 | mFileChangesLOD.push_back(lod_register);
|
|---|
| 609 | }
|
|---|
| 610 | }
|
|---|
| 611 | else if (*buff=='b')
|
|---|
| 612 | {
|
|---|
| 613 | sscanf(buff+2,"%u",&value);
|
|---|
| 614 | mData.push_back(value);
|
|---|
| 615 | }
|
|---|
| 616 | else if (*buff=='p')
|
|---|
| 617 | {
|
|---|
| 618 | sscanf (buff+2,"%u",&value);
|
|---|
| 619 | p_changes.push_back(value);
|
|---|
| 620 | }
|
|---|
| 621 | }
|
|---|
| 622 |
|
|---|
| 623 | fclose(fp);*/
|
|---|
| 624 |
|
|---|
| 625 | mFileVertices = lodstripsdata->mFileVertices;
|
|---|
| 626 | mFileChangesLOD = lodstripsdata->mFileChangesLOD;
|
|---|
| 627 | mData = lodstripsdata->mData;
|
|---|
| 628 | p_changes = lodstripsdata->p_changes;
|
|---|
| 629 |
|
|---|
| 630 | mStripsSubmesh = new int [geomesh->mSubMeshCount];
|
|---|
| 631 | for (size_t submesh = 0; submesh < geomesh->mSubMeshCount; submesh++)
|
|---|
| 632 | {
|
|---|
| 633 | mStripsSubmesh[submesh]=0;
|
|---|
| 634 | }
|
|---|
| 635 |
|
|---|
| 636 |
|
|---|
| 637 | // Max / Min values for LOD.
|
|---|
| 638 | mLods = int(p_changes.size());
|
|---|
| 639 | mMaxLod = 0;
|
|---|
| 640 | mMinLod = mLods;
|
|---|
| 641 |
|
|---|
| 642 | mPChanges = new SmallInt[mLods];
|
|---|
| 643 |
|
|---|
| 644 | for (unsigned int i = 0; i < mLods; i++)
|
|---|
| 645 | mPChanges[i] = p_changes[i];
|
|---|
| 646 |
|
|---|
| 647 | mTotalVertices = int(mFileVertices.size());
|
|---|
| 648 | mMaxVerticesLOD = mTotalVertices;
|
|---|
| 649 | mTotalStrips = int(mFileStrips.size());
|
|---|
| 650 | mTotalChanges = int(mFileChangesLOD.size());
|
|---|
| 651 |
|
|---|
| 652 | //Copy the data to the structure we will use
|
|---|
| 653 | CopyVectors2Arrays();
|
|---|
| 654 | }
|
|---|
| 655 |
|
|---|
| 656 | void LodStripsLibrary::UpdateDataRetrievalInterface(void)
|
|---|
| 657 | {
|
|---|
| 658 | unsigned int ii = 0;
|
|---|
| 659 |
|
|---|
| 660 | int counter = 0;
|
|---|
| 661 | int target_submesh = 0;
|
|---|
| 662 | size_t strip_count = 0;
|
|---|
| 663 | unsigned int ii_submesh = 0;
|
|---|
| 664 |
|
|---|
| 665 | dataRetrievalInterface->Begin(target_submesh, indices_x_submesh[target_submesh]);
|
|---|
| 666 |
|
|---|
| 667 | // dataRetrievalInterface->SetCurrentSubmesh(target_submesh);
|
|---|
| 668 |
|
|---|
| 669 | for (unsigned int i = 0; i < mTotalStrips; i++, strip_count++)
|
|---|
| 670 | {
|
|---|
| 671 | if (strip_count >= mGeoMesh->mSubMesh[target_submesh].mStripCount)
|
|---|
| 672 | {
|
|---|
| 673 | // indices_x_submesh[target_submesh] = counter;
|
|---|
| 674 |
|
|---|
| 675 | if (target_submesh==0)
|
|---|
| 676 | offsets_x_submesh[target_submesh] = 0;
|
|---|
| 677 | else
|
|---|
| 678 | offsets_x_submesh[target_submesh] = indices_x_submesh[target_submesh-1] + offsets_x_submesh[target_submesh-1];
|
|---|
| 679 |
|
|---|
| 680 | counter = 0;
|
|---|
| 681 | mStripsSubmesh[target_submesh] = (int)strip_count;
|
|---|
| 682 | strip_count = 0;
|
|---|
| 683 |
|
|---|
| 684 | target_submesh++;
|
|---|
| 685 | ii_submesh = 0;
|
|---|
| 686 | // dataRetrievalInterface->SetCurrentSubmesh(target_submesh);
|
|---|
| 687 | dataRetrievalInterface->End();
|
|---|
| 688 | dataRetrievalInterface->Begin(target_submesh, indices_x_submesh[target_submesh]);
|
|---|
| 689 | }
|
|---|
| 690 |
|
|---|
| 691 | int lastindex = -1;
|
|---|
| 692 | for (SmallIntVector::iterator it=mStrips[i].begin(); it!=mStrips[i].end(); it++, ii++, ii_submesh++)
|
|---|
| 693 | {
|
|---|
| 694 | /* // repeat the first index of the strip: degenerate
|
|---|
| 695 | if (lastindex==-1)
|
|---|
| 696 | {
|
|---|
| 697 | lastindex=*it;
|
|---|
| 698 | dataRetrievalInterface->SetIndex(ii,*it);
|
|---|
| 699 | counter++;
|
|---|
| 700 | ii++;
|
|---|
| 701 | }*/
|
|---|
| 702 | lastindex=*it;
|
|---|
| 703 | dataRetrievalInterface->SetIndex(ii_submesh,*it);
|
|---|
| 704 | counter++;
|
|---|
| 705 | }
|
|---|
| 706 |
|
|---|
| 707 | /* // last repeat last vertex of the strip: degenerate
|
|---|
| 708 | dataRetrievalInterface->SetIndex(ii,lastindex);
|
|---|
| 709 | counter++;
|
|---|
| 710 | ii++;*/
|
|---|
| 711 |
|
|---|
| 712 | // dataRetrievalInterface->SetNumValidIndices(ii);
|
|---|
| 713 | }
|
|---|
| 714 |
|
|---|
| 715 | if (strip_count >= mGeoMesh->mSubMesh[target_submesh].mStripCount)
|
|---|
| 716 | {
|
|---|
| 717 | // indices_x_submesh[target_submesh] = counter;
|
|---|
| 718 | if (target_submesh==0)
|
|---|
| 719 | offsets_x_submesh[target_submesh] = 0;
|
|---|
| 720 | else
|
|---|
| 721 | offsets_x_submesh[target_submesh] = indices_x_submesh[target_submesh-1] + offsets_x_submesh[target_submesh-1];
|
|---|
| 722 |
|
|---|
| 723 | counter = 0;
|
|---|
| 724 | mStripsSubmesh[target_submesh] = (int)strip_count;
|
|---|
| 725 | strip_count = 0;
|
|---|
| 726 | target_submesh++;
|
|---|
| 727 | // dataRetrievalInterface->SetCurrentSubmesh(target_submesh);
|
|---|
| 728 | }
|
|---|
| 729 |
|
|---|
| 730 | dataRetrievalInterface->End();
|
|---|
| 731 | }
|
|---|
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