cpp/openttd-patchpack/source Changeset - r25348:f05752ac4669

Changeset - r25348:f05752ac4669

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Matt Kimber - 4 years ago 2021-05-01 17:14:50
mattkimber@users.noreply.github.com

Fix 3d7ab09: stopped trains not updating viewport hash when reversed for a second time (#9165)

1 file changed with 9 insertions and 3 deletions:

src/vehicle.cpp

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src/vehicle.cpp

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@@ @@ -1636,19 +1636,25 @@ void Vehicle::UpdateBoundingBoxCoordinat @@
 /**
  * Update the vehicle on the viewport, updating the right hash and setting the new coordinates.
  * @param dirty Mark the (new and old) coordinates of the vehicle as dirty.
  */
 void Vehicle::UpdateViewport(bool dirty)
+{
 	Rect old_coord = this->sprite_cache.old_coord;
 	/* If the existing cache is invalid we should ignore it, as it will be set to the current coords by UpdateBoundingBoxCoordinates */
 	bool ignore_cached_coords = this->sprite_cache.old_coord.left == INVALID_COORD;
 	this->UpdateBoundingBoxCoordinates(true);
 	UpdateVehicleViewportHash(this, this->coord.left, this->coord.top, old_coord.left, old_coord.top);
 	if (ignore_cached_coords) {
 		UpdateVehicleViewportHash(this, this->coord.left, this->coord.top, INVALID_COORD, INVALID_COORD);
 	} else {
 		UpdateVehicleViewportHash(this, this->coord.left, this->coord.top, this->sprite_cache.old_coord.left, this->sprite_cache.old_coord.top);
+	}
 	if (dirty) {
-		if (old_coord.left == INVALID_COORD) {
+		if (ignore_cached_coords) {
 			this->sprite_cache.is_viewport_candidate = this->MarkAllViewportsDirty();
 		} else {
 			this->sprite_cache.is_viewport_candidate = ::MarkAllViewportsDirty(
 				std::min(this->sprite_cache.old_coord.left, this->coord.left),
 				std::min(this->sprite_cache.old_coord.top, this->coord.top),
 				std::max(this->sprite_cache.old_coord.right, this->coord.right),

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