509     uint16_t fPrevIndex;   // indices for previous and next vertex in unsorted polygon  member
1072         newVertex.fPrevIndex = (i - 1 + polygonSize) % polygonSize;  in SkIsSimplePolygon()
1075         if (left(polygon[newVertex.fPrevIndex], polygon[i])) {  in SkIsSimplePolygon()
1092             if (!sweepLine.insert(v.fPosition, polygon[v.fPrevIndex], v.fIndex, v.fPrevIndex)) {  in SkIsSimplePolygon()
1100             if (!sweepLine.remove(polygon[v.fPrevIndex], v.fPosition, v.fPrevIndex, v.fIndex)) {  in SkIsSimplePolygon()
1109                 if (!sweepLine.replace(polygon[v.fPrevIndex], v.fPosition, polygon[v.fNextIndex],  in SkIsSimplePolygon()
1110                                        v.fPrevIndex, v.fIndex, v.fNextIndex)) {  in SkIsSimplePolygon()
1115                 if (!sweepLine.replace(polygon[v.fNextIndex], v.fPosition, polygon[v.fPrevIndex],  in SkIsSimplePolygon()
1116                                        v.fNextIndex, v.fIndex, v.fPrevIndex)) {  in SkIsSimplePolygon()
1424     uint16_t   fPrevIndex;  member
1565         SkVector v0 = p->fPosition - polygonVerts[p->fPrevIndex];  in reclassify_vertex()
1609         triangulationVertices[currIndex].fPrevIndex = prevIndex;  in SkTriangulateSimplePolygon()
1670             p0 = &triangulationVertices[earVertex->fPrevIndex];  in SkTriangulateSimplePolygon()
1703         p2->fPrevIndex = earVertex->fPrevIndex;  in SkTriangulateSimplePolygon()