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Fix clipping of polygons with multiple rings.

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This commit is contained in:
Eric Fischer
2014-10-16 15:17:18 -07:00
parent 3bdcc3ca90
commit 151f0c116c
1 changed files with 7 additions and 3 deletions
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tile.cc
+7 -3
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@@ -487,7 +487,7 @@ drawvec clip_poly(drawvec &geom, int z, int detail) {
if (geom[i].op == VT_MOVETO) { if (geom[i].op == VT_MOVETO) {
unsigned j; unsigned j;
for (j = i + 1; j < geom.size(); j++) { for (j = i + 1; j < geom.size(); j++) {
if (geom[j].op == VT_CLOSEPATH) { if (geom[j].op == VT_CLOSEPATH || geom[j].op == VT_MOVETO) {
break; break;
} }
} }
@@ -501,8 +501,12 @@ drawvec clip_poly(drawvec &geom, int z, int detail) {
out.push_back(tmp[k]); out.push_back(tmp[k]);
} }
out.push_back(draw(VT_CLOSEPATH, 0, 0)); if (j >= geom.size() || geom[j].op == VT_CLOSEPATH) {
i = j; out.push_back(draw(VT_CLOSEPATH, 0, 0));
i = j;
} else {
i = j - 1;
}
} else { } else {
out.push_back(geom[i]); out.push_back(geom[i]);
} }