[core] support tiles with non-4096 extents

Convert all geometries to the maximum extent supported by our buffers
and then use that constant extent everywhere else.

1 files changed, 3 insertions, 3 deletions

diff --git a/src/mbgl/text/get_anchors.cpp b/src/mbgl/text/get_anchors.cpp
index 2f991d8e87..1a2142bfb2 100644
--- a/src/mbgl/text/get_anchors.cpp
+++ b/src/mbgl/text/get_anchors.cpp
@@ -1,6 +1,6 @@
 #include <mbgl/text/get_anchors.hpp>
 #include <mbgl/text/check_max_angle.hpp>
-
+#include <mbgl/util/constants.hpp>
 #include <mbgl/util/interpolate.hpp>
 
 #include <cmath>
@@ -31,7 +31,7 @@ Anchors resample(const std::vector<Coordinate> &line, const float offset, const
                   x = util::interpolate(float(a.x), float(b.x), t),
                   y = util::interpolate(float(a.y), float(b.y), t);
 
-            if (x >= 0 && x < 4096 && y >= 0 && y < 4096) {
+            if (x >= 0 && x < util::EXTENT && y >= 0 && y < util::EXTENT) {
                 Anchor anchor(::round(x), ::round(y), angle, 0.5f, i);
 
                 if (!angleWindowSize || checkMaxAngle(line, anchor, labelLength, angleWindowSize, maxAngle)) {
@@ -71,7 +71,7 @@ Anchors getAnchors(const std::vector<Coordinate> &line, float spacing,
     const float labelLength = fmax(textRight - textLeft, iconRight - iconLeft);
     
     // Is the line continued from outside the tile boundary?
-    const bool continuedLine = (line[0].x == 0 || line[0].x == 4096 || line[0].y == 0 || line[0].y == 4096);
+    const bool continuedLine = (line[0].x == 0 || line[0].x == util::EXTENT || line[0].y == 0 || line[0].y == util::EXTENT);
     
     // Is the label long, relative to the spacing?
     // If so, adjust the spacing so there is always a minimum space of `spacing / 4` between label edges.