Revert "Revert "[core][cp] Backport #15112 to mojito""upstream/friedbunny-reverts-the-reversions-of-some-mojito-cherry-picks

This reverts commit 4c5343ad7cf5c954a56b65cf88655383fdeb1bba.

1 files changed, 4 insertions, 1 deletions

diff --git a/src/mbgl/renderer/sources/render_custom_geometry_source.cpp b/src/mbgl/renderer/sources/render_custom_geometry_source.cpp
index 30b6e65f24..979cea3464 100644
--- a/src/mbgl/renderer/sources/render_custom_geometry_source.cpp
+++ b/src/mbgl/renderer/sources/render_custom_geometry_source.cpp
@@ -28,7 +28,10 @@ void RenderCustomGeometrySource::update(Immutable<style::Source::Impl> baseImpl_
                                  const bool needsRendering,
                                  const bool needsRelayout,
                                  const TileParameters& parameters) {
-    std::swap(baseImpl, baseImpl_);
+    if (baseImpl != baseImpl_) {
+        std::swap(baseImpl, baseImpl_);
+        tilePyramid.clearAll();
+    }
 
     enabled = needsRendering;