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Remember to close the polygon

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This commit is contained in:
Eric Fischer 2016-09-27 10:55:53 -07:00
parent 6455b6633e
commit 46b634ce46
1 changed files with 7 additions and 0 deletions

7
tile.cpp

@ -867,16 +867,22 @@ void find_common_edges(std::vector<partial> &partials, int z, int line_detail, d
partials[i].geoms.resize(0);
partials[i].geoms.push_back(drawvec());
bool at_start = true;
draw first(-1, 0, 0);
for (size_t j = 0; j < partials[i].arc_polygon.size(); j++) {
ssize_t p = partials[i].arc_polygon[j];
if (p == 0) {
if (first.op >= 0) {
partials[i].geoms[0].push_back(first);
first = draw(-1, 0, 0);
}
at_start = true;
} else if (p > 0) {
for (size_t k = 0; k + 1 < simplified_arcs[p].size(); k++) {
if (at_start) {
partials[i].geoms[0].push_back(draw(VT_MOVETO, simplified_arcs[p][k].x, simplified_arcs[p][k].y));
first = draw(VT_LINETO, simplified_arcs[p][k].x, simplified_arcs[p][k].y);
} else {
partials[i].geoms[0].push_back(draw(VT_LINETO, simplified_arcs[p][k].x, simplified_arcs[p][k].y));
}
@ -886,6 +892,7 @@ void find_common_edges(std::vector<partial> &partials, int z, int line_detail, d
for (ssize_t k = simplified_arcs[-p].size() - 1; k > 0; k--) {
if (at_start) {
partials[i].geoms[0].push_back(draw(VT_MOVETO, simplified_arcs[-p][k].x, simplified_arcs[-p][k].y));
first = draw(VT_LINETO, simplified_arcs[-p][k].x, simplified_arcs[-p][k].y);
} else {
partials[i].geoms[0].push_back(draw(VT_LINETO, simplified_arcs[-p][k].x, simplified_arcs[-p][k].y));
}