WINTERMUTE: Constify AdRotLevel

2 files changed, 4 insertions, 3 deletions

diff --git a/engines/wintermute/ad/ad_rot_level.h b/engines/wintermute/ad/ad_rot_level.h
index d7f5f8edf0..36229b9ce3 100644
--- a/engines/wintermute/ad/ad_rot_level.h
+++ b/engines/wintermute/ad/ad_rot_level.h
@@ -34,11 +34,12 @@
 namespace Wintermute {
 
 class AdRotLevel : public BaseObject {
+	float _rotation;
 public:
 	DECLARE_PERSISTENT(AdRotLevel, BaseObject)
 	AdRotLevel(BaseGame *inGame);
 	virtual ~AdRotLevel();
-	float _rotation;
+	float getRotation() const { return _rotation; }
 	virtual bool saveAsText(BaseDynamicBuffer *buffer, int indent);
 	bool loadFile(const char *filename);
 	bool loadBuffer(byte *buffer, bool complete = true);
diff --git a/engines/wintermute/ad/ad_scene.cpp b/engines/wintermute/ad/ad_scene.cpp
index 53d6562215..f7a6fdc7f4 100644
--- a/engines/wintermute/ad/ad_scene.cpp
+++ b/engines/wintermute/ad/ad_scene.cpp
@@ -2774,11 +2774,11 @@ float AdScene::getRotationAt(int x, int y) {
 	}
 
 	int delta_x = next->_posX - prev->_posX;
-	float delta_rot = next->_rotation - prev->_rotation;
+	float delta_rot = next->getRotation() - prev->getRotation();
 	x -= prev->_posX;
 
 	float percent = (float)x / ((float)delta_x / 100.0f);
-	return prev->_rotation + delta_rot / 100 * percent;
+	return prev->getRotation() + delta_rot / 100 * percent;
 }