1 files changed, 31 insertions, 8 deletions

diff --git a/src/koopatlas/mapdata.h b/src/koopatlas/mapdata.h
index 18dd9ee..40e1a43 100644
--- a/src/koopatlas/mapdata.h
+++ b/src/koopatlas/mapdata.h
@@ -70,13 +70,13 @@ struct dKPNode_s {
 
 	NodeTypes type;
 
+	bool isNew;
+
 	dKPNodeExtra_c *extra;
 
 	// The union is placed at the very end so we can leave out padding in the
 	// kpbin
 	union {
-		// struct { u8 levelNumber[2]; };
-		// FORWARDS COMPATIBILITY:  
 		struct { u8 levelNumber[2]; bool hasSecret; };
 		struct { const char *destMap; u8 thisID, foreignID, transition, _; };
 	};
@@ -91,18 +91,37 @@ struct dKPNode_s {
 	bool isUnlocked();
 	void setupNodeExtra();
 
-	dKPPath_s *getOppositeExitTo(dKPPath_s *path);
+	dKPPath_s *getOppositeExitTo(dKPPath_s *path, bool mustBeAvailable=false);
+	dKPPath_s *getOppositeAvailableExitTo(dKPPath_s *path) {
+		return getOppositeExitTo(path, true);
+	}
+
+	int getExitCount(bool mustBeAvailable=false);
+	int getAvailableExitCount() {
+		return getExitCount(true);
+	}
+
+	void setLayerAlpha(u8 alpha);
 };
 
 struct dKPPath_s {
+	enum Availability {
+		NOT_AVAILABLE = 0,
+		AVAILABLE = 1,
+		NEWLY_AVAILABLE = 2,
+		ALWAYS_AVAILABLE = 3
+	};
+
 	dKPNode_s *start, *end;
 	dKPLayer_s *tileLayer, *doodadLayer;
 
-	u8 unlockType; // 0 = always, 1 = normal, 2 = secret
-	u8 unlockLevelNumber[2];
-	bool isAvailable; // computed on-the-fly - default from Koopatlas is true
+	u8 isAvailable; // computed on-the-fly - default from Koopatlas is NOT or ALWAYS
+	u8 isSecret;
+	u8 _padding[2];
 	float speed;
 	int animation;
+
+	void setLayerAlpha(u8 alpha);
 };
 
 /******************************************************************************
@@ -114,6 +133,8 @@ struct dKPLayer_s {
 	};
 
 	LayerTypes type;
+	u8 alpha;
+	u8 _padding[3];
 
 	typedef u16 sector_s[16][16];
 
@@ -164,6 +185,8 @@ struct dKPMapFile_s {
 	int tilesetCount;
 	GXTexObj *tilesets;
 
+	u8 *unlockData;
+
 	dKPLayer_s::sector_s sectors[1]; // variable size
 };
 
@@ -174,7 +197,7 @@ class dKPMapData_c {
 		template <typename T>
 			inline T* fixRef(T*& indexAsPtr) {
 				unsigned int index = (unsigned int)indexAsPtr;
-				if (index == 0xFFFFFFFF)
+				if (index == 0xFFFFFFFF || index == 0)
 					indexAsPtr = 0;
 				else
 					indexAsPtr = (T*)(((char*)data) + index);
@@ -184,7 +207,7 @@ class dKPMapData_c {
 		template <typename T>
 			inline T* fixRefSafe(T*& indexAsPtr) {
 				unsigned int index = (unsigned int)indexAsPtr;
-				if (index == 0xFFFFFFFF)
+				if (index == 0xFFFFFFFF || index == 0)
 					indexAsPtr = 0;
 				else if (index < 0x80000000)
 					indexAsPtr = (T*)(((char*)data) + index);