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Diffstat (limited to 'platform/default/src/mbgl/gfx/headless_frontend.cpp')
-rw-r--r--platform/default/src/mbgl/gfx/headless_frontend.cpp13
1 files changed, 9 insertions, 4 deletions
diff --git a/platform/default/src/mbgl/gfx/headless_frontend.cpp b/platform/default/src/mbgl/gfx/headless_frontend.cpp
index 0e97c40e49..f5e6b7f482 100644
--- a/platform/default/src/mbgl/gfx/headless_frontend.cpp
+++ b/platform/default/src/mbgl/gfx/headless_frontend.cpp
@@ -132,19 +132,24 @@ PremultipliedImage HeadlessFrontend::readStillImage() {
PremultipliedImage HeadlessFrontend::render(Map& map) {
PremultipliedImage result;
+ std::exception_ptr error;
- map.renderStill([&](std::exception_ptr error) {
- if (error) {
- std::rethrow_exception(error);
+ map.renderStill([&](std::exception_ptr e) {
+ if (e) {
+ error = e;
} else {
result = backend->readStillImage();
}
});
- while (!result.valid()) {
+ while (!result.valid() && !error) {
util::RunLoop::Get()->runOnce();
}
+ if (error) {
+ std::rethrow_exception(error);
+ }
+
return result;
}