190     int prevIndex = polygonSize - 1;  in SkIsConvexPolygon()  local
194     SkVector v0 = polygonVerts[currIndex] - polygonVerts[prevIndex];  in SkIsConvexPolygon()
222         prevIndex = currIndex;  in SkIsConvexPolygon()
1157                              uint16_t prevIndex, uint16_t currIndex, uint16_t nextIndex) {  in is_reflex_vertex()  argument
1158     int side = compute_side(inputPolygonVerts[prevIndex],  in is_reflex_vertex()
1159                             inputPolygonVerts[currIndex] - inputPolygonVerts[prevIndex],  in is_reflex_vertex()
1207     for (int currIndex = 0, prevIndex = inputPolygonSize - 1;  in SkOffsetSimplePolygon()  local
1209          prevIndex = currIndex, ++currIndex) {  in SkOffsetSimplePolygon()
1221                                  prevIndex, currIndex, nextIndex)) {  in SkOffsetSimplePolygon()
1224                 if (!SkComputeRadialSteps(normals[prevIndex], normals[currIndex], offset,  in SkOffsetSimplePolygon()
1254     for (int currIndex = 0, prevIndex = inputPolygonSize - 1;  in SkOffsetSimplePolygon()  local
1256          prevIndex = currIndex, ++currIndex) {  in SkOffsetSimplePolygon()
1260                              prevIndex, currIndex, nextIndex)) {  in SkOffsetSimplePolygon()
1263             SkVector prevNormal = normals[prevIndex];  in SkOffsetSimplePolygon()
1627     int prevIndex = polygonSize - 1;  in SkTriangulateSimplePolygon()  local
1628     SkVector v0 = polygonVerts[0] - polygonVerts[prevIndex];  in SkTriangulateSimplePolygon()
1635         triangulationVertices[currIndex].fPrevIndex = prevIndex;  in SkTriangulateSimplePolygon()
1644         prevIndex = currIndex;  in SkTriangulateSimplePolygon()
1655     prevIndex = polygonSize - 1;  in SkTriangulateSimplePolygon()
1656     for (int currIndex = 0; currIndex < polygonSize; prevIndex = currIndex, ++currIndex) {  in SkTriangulateSimplePolygon()
1660             TriangulationVertex::VertexType prevType = triangulationVertices[prevIndex].fVertexType;  in SkTriangulateSimplePolygon()