Added moonwalking to pathfinding behaviour

This flag will make the sprite appear to be walking backwards.

4 files changed, 10 insertions, 2 deletions

@@ -48,7 +48,8 @@ ChangeMapOptions = {
 }
 
 PathfindingOptions = {
-  CARDINAL_DIRECTIONS_ONLY = 1
+  CARDINAL_DIRECTIONS_ONLY = 1,
+  MOONWALKING              = 2  -- Causes the sprite to walk backwards
 }
 
 gamestate = {}
@@ -7,6 +7,7 @@
 #include "character_system.h"
 #include "direction.h"
 #include "transform_system.h"
+#include "animation_system.h"
 
 bool pathfindingOptionsContains(PathfindingOptions options, PathfindingOptions value) {
   return (static_cast<int>(options) & static_cast<int>(value)) != 0;
@@ -71,6 +72,9 @@ void BehaviourSystem::tick(double dt) {
       } else {
         if (sprite.characterState == CharacterState::Still || sprite.movementDir != sprite.path.front().dir) {
           game_.getSystem<CharacterSystem>().moveInDirection(spriteId, sprite.path.front().dir);
+          if (sprite.moonwalking) {
+            game_.getSystem<AnimationSystem>().setSpriteDirection(spriteId, oppositeDirection(sprite.path.front().dir));
+          }
         }
       }
     }
@@ -83,6 +87,7 @@ void BehaviourSystem::directSpriteToLocation(int spriteId, vec2i pos, Pathfindin
   sprite.behaviourType = BehaviourType::Path;
   sprite.pathfindingDestination = pos;
   sprite.cardinalDirectionsOnly = pathfindingOptionsContains(options, PathfindingOptions::CardinalDirectionsOnly);
+  sprite.moonwalking = pathfindingOptionsContains(options, PathfindingOptions::Moonwalking);
 
   createPath(spriteId);
 }
@@ -7,7 +7,8 @@
 
 enum class PathfindingOptions {
   None                    = 0,
-  CardinalDirectionsOnly  = 1 << 0
+  CardinalDirectionsOnly  = 1 << 0,
+  Moonwalking             = 1 << 1
 };
 
 class Game;
@@ -134,6 +134,7 @@ public:
   BehaviourType behaviourType = BehaviourType::None;
   vec2i pathfindingDestination;
   bool cardinalDirectionsOnly = false;
+  bool moonwalking = false;
   std::deque<PathfindingInstruction> path;
   int followSpriteId = -1;