diff --git a/src/openrct2-ui/windows/TileInspector.cpp b/src/openrct2-ui/windows/TileInspector.cpp
index b4aed60156..89ed98bc43 100644
--- a/src/openrct2-ui/windows/TileInspector.cpp
+++ b/src/openrct2-ui/windows/TileInspector.cpp
@@ -1222,8 +1222,8 @@ static void window_tile_inspector_tool_update(rct_window* w, rct_widgetindex wid
 
     gMapSelectFlags |= MAP_SELECT_FLAG_ENABLE;
 
-    int16_t mapX = screenCoords.x;
-    int16_t mapY = screenCoords.y;
+    int16_t mapX = 0;
+    int16_t mapY = 0;
     TileElement* clickedElement = nullptr;
     if (input_test_place_object_modifier(PLACE_OBJECT_MODIFIER_COPY_Z))
     {
@@ -1234,7 +1234,7 @@ static void window_tile_inspector_tool_update(rct_window* w, rct_widgetindex wid
     // Even if Ctrl was pressed, fall back to normal selection when there was nothing under the cursor
     if (clickedElement == nullptr)
     {
-        CoordsXY mapCoords = screen_pos_to_map_pos({ mapX, mapY }, nullptr);
+        CoordsXY mapCoords = screen_pos_to_map_pos(screenCoords, nullptr);
         mapX = mapCoords.x;
         mapY = mapCoords.y;
     }
@@ -1273,8 +1273,8 @@ static void window_tile_inspector_update_selected_tile(rct_window* w, int32_t x,
     windowTileInspectorToolMouseY = y;
     windowTileInspectorToolCtrlDown = ctrlIsHeldDown;
 
-    int16_t mapX = x;
-    int16_t mapY = y;
+    int16_t mapX = 0;
+    int16_t mapY = 0;
     TileElement* clickedElement = nullptr;
     if (ctrlIsHeldDown)
     {
@@ -1284,7 +1284,7 @@ static void window_tile_inspector_update_selected_tile(rct_window* w, int32_t x,
     // Even if Ctrl was pressed, fall back to normal selection when there was nothing under the cursor
     if (clickedElement == nullptr)
     {
-        CoordsXY mapCoords = screen_pos_to_map_pos({ mapX, mapY }, nullptr);
+        CoordsXY mapCoords = screen_pos_to_map_pos({ x, y }, nullptr);
 
         if (mapCoords.x == LOCATION_NULL)
         {
diff --git a/src/openrct2-ui/windows/TopToolbar.cpp b/src/openrct2-ui/windows/TopToolbar.cpp
index 0d96994b9b..d0954d12b0 100644
--- a/src/openrct2-ui/windows/TopToolbar.cpp
+++ b/src/openrct2-ui/windows/TopToolbar.cpp
@@ -2091,8 +2091,7 @@ static void top_toolbar_tool_update_land(int16_t x, int16_t y)
     {
         int32_t selectionType;
         // Get selection type and map coordinates from mouse x,y position
-        CoordsXY mapCoords = screen_pos_to_map_pos({ x, y }, &selectionType);
-        mapTile = { static_cast<int16_t>(mapCoords.x), static_cast<int16_t>(mapCoords.y) };
+        screen_pos_to_map_pos({ x, y }, &selectionType);
         mapTile = screen_get_map_xy_side({ x, y }, &side);
 
         if (mapTile.x == LOCATION_NULL)
diff --git a/src/openrct2/interface/Window.cpp b/src/openrct2/interface/Window.cpp
index 256893b3aa..3049365c75 100644
--- a/src/openrct2/interface/Window.cpp
+++ b/src/openrct2/interface/Window.cpp
@@ -917,27 +917,26 @@ void window_rotate_camera(rct_window* w, int32_t direction)
     // has something to do with checking if middle of the viewport is obstructed
     rct_viewport* other;
     CoordsXY coords = screen_get_map_xy({ x, y }, &other);
-    x = coords.x;
-    y = coords.y;
 
     // other != viewport probably triggers on viewports in ride or guest window?
     // x is LOCATION_NULL if middle of viewport is obstructed by another window?
-    if (x == LOCATION_NULL || other != viewport)
+    if (coords.x == LOCATION_NULL || other != viewport)
     {
-        x = (viewport->view_width >> 1) + viewport->view_x;
-        y = (viewport->view_height >> 1) + viewport->view_y;
+        coords.x = (viewport->view_width >> 1) + viewport->view_x;
+        coords.y = (viewport->view_height >> 1) + viewport->view_y;
 
         viewport_adjust_for_map_height(&x, &y, &z);
+        coords = { x, y };
     }
     else
     {
-        z = tile_element_height({ x, y });
+        z = tile_element_height({ coords.x, coords.y });
     }
 
     gCurrentRotation = (get_current_rotation() + direction) & 3;
 
     int32_t new_x, new_y;
-    centre_2d_coordinates(x, y, z, &new_x, &new_y, viewport);
+    centre_2d_coordinates(coords.x, coords.y, z, &new_x, &new_y, viewport);
 
     w->saved_view_x = new_x;
     w->saved_view_y = new_y;
diff --git a/src/openrct2/world/MoneyEffect.cpp b/src/openrct2/world/MoneyEffect.cpp
index 2d7a7ef7b0..8acab0ec12 100644
--- a/src/openrct2/world/MoneyEffect.cpp
+++ b/src/openrct2/world/MoneyEffect.cpp
@@ -77,7 +77,7 @@ void rct_money_effect::CreateAt(money32 value, int32_t x, int32_t y, int32_t z,
  */
 void rct_money_effect::Create(money32 value)
 {
-    LocationXYZ16 mapPosition = { gCommandPosition.x, gCommandPosition.y, gCommandPosition.z };
+    CoordsXYZ mapPosition = { gCommandPosition.x, gCommandPosition.y, gCommandPosition.z };
 
     if (mapPosition.x == LOCATION_NULL)
     {
@@ -96,12 +96,10 @@ void rct_money_effect::Create(money32 value)
         rct_viewport* mainViewport = window_get_viewport(mainWindow);
         CoordsXY mapPositionXY = screen_get_map_xy(
             { mainViewport->x + (mainViewport->width / 2), mainViewport->y + (mainViewport->height / 2) }, nullptr);
-        mapPosition.x = mapPositionXY.x;
-        mapPosition.y = mapPositionXY.y;
-        if (mapPosition.x == LOCATION_NULL)
+        if (mapPositionXY.x == LOCATION_NULL)
             return;
 
-        mapPosition.z = tile_element_height({ mapPosition.x, mapPosition.y });
+        mapPosition = { mapPositionXY, tile_element_height(mapPositionXY) };
     }
     mapPosition.z += 10;
     CreateAt(-value, mapPosition.x, mapPosition.y, mapPosition.z, false);