| 123 |  | return bsResult; | 
| 124 |  | } | 
| 125 |  |  | 
| 126 | + | OpenMDBitSet HullFinder::findHull(int frame) { | 
| 127 | + | Snapshot* currSnapshot = info_->getSnapshotManager()->getSnapshot(frame); | 
| 128 | + | OpenMDBitSet bsResult(nStuntDoubles_); | 
| 129 | + | #ifdef HAVE_QHULL | 
| 130 | + | surfaceMesh_->computeHull(localSites_); | 
| 131 | + | #else | 
| 132 | + | sprintf( painCave.errMsg, | 
| 133 | + | "HullFinder : Hull calculation is not possible without libqhull.\n" | 
| 134 | + | "\tPlease rebuild OpenMD with qhull enabled."); | 
| 135 | + | painCave.severity = OPENMD_ERROR; | 
| 136 | + | painCave.isFatal = 1; | 
| 137 | + | simError(); | 
| 138 | + | #endif | 
| 139 | + |  | 
| 140 | + | std::vector<Triangle> sMesh = surfaceMesh_->getMesh(); | 
| 141 | + | int nTriangles = sMesh.size(); | 
| 142 | + | // Loop over the mesh faces | 
| 143 | + | std::vector<Triangle>::iterator face; | 
| 144 | + | std::vector<StuntDouble*>::iterator vertex; | 
| 145 | + |  | 
| 146 | + | // This will work in parallel because the triangles returned by the mesh | 
| 147 | + | // have a NULL stuntDouble if this processor doesn't own the | 
| 148 | + |  | 
| 149 | + | for (face = sMesh.begin(); face != sMesh.end(); ++face) { | 
| 150 | + | Triangle thisTriangle = *face; | 
| 151 | + | std::vector<StuntDouble*> vertexSDs = thisTriangle.getVertices(); | 
| 152 | + | for (vertex = vertexSDs.begin(); vertex != vertexSDs.end(); ++vertex) { | 
| 153 | + | if ((*vertex) != NULL) { | 
| 154 | + | bsResult.setBitOn((*vertex)->getGlobalIndex()); | 
| 155 | + | } | 
| 156 | + | } | 
| 157 | + | } | 
| 158 | + | return bsResult; | 
| 159 | + | } | 
| 160 | + |  | 
| 161 |  | } |