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Factor out clipping to tile boundaries; test random attributes & layers

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This commit is contained in:
Eric Fischer
2016-12-09 10:47:03 -08:00
parent daf1941ba9
commit 5194a39c16
4 changed files with 94 additions and 85 deletions
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geometry.cpp
+5 -5
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@@ -699,7 +699,7 @@ drawvec simple_clip_poly(drawvec &geom, long long minx, long long miny, long lon
return out;
}
drawvec simple_clip_poly(drawvec &geom, int z, int detail, int buffer) {
drawvec simple_clip_poly(drawvec &geom, int z, int buffer) {
long long area = 1LL << (32 - z);
long long clip_buffer = buffer * area / 256;
@@ -785,7 +785,7 @@ drawvec reduce_tiny_poly(drawvec &geom, int z, int detail, bool *reduced, double
return out;
}
drawvec clip_point(drawvec &geom, int z, int detail, long long buffer) {
drawvec clip_point(drawvec &geom, int z, long long buffer) {
drawvec out;
long long min = 0;
@@ -803,7 +803,7 @@ drawvec clip_point(drawvec &geom, int z, int detail, long long buffer) {
return out;
}
int quick_check(long long *bbox, int z, int detail, long long buffer) {
int quick_check(long long *bbox, int z, long long buffer) {
long long min = 0;
long long area = 1LL << (32 - z);
@@ -827,7 +827,7 @@ int quick_check(long long *bbox, int z, int detail, long long buffer) {
return 2;
}
bool point_within_tile(long long x, long long y, int z, int detail, long long buffer) {
bool point_within_tile(long long x, long long y, int z, long long buffer) {
// No adjustment for buffer, because the point must be
// strictly within the tile to appear exactly once
@@ -836,7 +836,7 @@ bool point_within_tile(long long x, long long y, int z, int detail, long long bu
return x >= 0 && y >= 0 && x < area && y < area;
}
drawvec clip_lines(drawvec &geom, int z, int detail, long long buffer) {
drawvec clip_lines(drawvec &geom, int z, long long buffer) {
drawvec out;
long long min = 0;