planer: fixed basic rotation for building

Author: dalerank

src/building/building_dock.cpp

@@ -33,7 +33,8 @@ void building_dock::static_params::load(archive arch) {
 }
 
 void building_dock::static_params::planer_setup_preview_graphics(build_planner &planer) const {
-    planer.set_tiles_building(anim[animkeys().base].first_img() + planer.relative_orientation, building_size);
+    const int imgid = anim[animkeys().base].first_img() + planer.relative_orientation;
+    planer.set_tiles_building(imgid, building_size);
 }
 
 void building_dock::on_create(int orientation) {

src/building/building_water_lift.cpp

@@ -16,7 +16,8 @@ void building_water_lift::static_params::load(archive arch) {
 }
 
 void building_water_lift::static_params::planer_setup_preview_graphics(build_planner &planer) const {
-    int imgid = anim[animkeys().base].first_img() + planer.relative_orientation + planer.building_variant * 4;
+    const int baseid = anim[animkeys().base].first_img();
+    const int imgid = baseid + planer.relative_orientation;
     planer.set_tiles_building(imgid, building_size);
 }
 

src/building/construction/build_planner.cpp

@@ -1105,11 +1105,11 @@ void build_planner::update_coord_caches() {
 void build_planner::update_orientations(bool check_if_changed) {
     int prev_orientation = relative_orientation;
     int prev_variant = building_variant;
-    int global_rotation = building_rotation_global_rotation();
+   //int global_rotation = building_rotation_global_rotation();
 
     const auto &params = building_impl::params(build_type);
 
-    relative_orientation = params.planer_update_relative_orientation(*this, global_rotation);
+    relative_orientation = params.planer_update_relative_orientation(*this, relative_orientation);
     building_variant = params.planer_update_building_variant(*this);
 
     relative_orientation = relative_orientation % 4;