Rename window_buffer file

include/window_buffer.h

@@ -0,0 +1,23 @@
+#ifndef GUARD_WINDOW_BUFFER_H
+#define GUARD_WINDOW_BUFFER_H
+
+extern bool8 gDrawWindow;
+extern s16 *gWinBufferPtr;
+extern s16 gUnknown_2026E4E;
+
+extern s16 *gWindowBgCopy;
+
+typedef enum CopyWindowBgBufferType {
+    COPY_WINDOW_BG_BUFFER_WIN0,
+    COPY_WINDOW_BG_BUFFER_DIM2,     // Dim while in light darkness corridor
+    COPY_WINDOW_BG_BUFFER_DIM1,     // Same but for heavy darkness
+    COPY_WINDOW_BG_BUFFER_ROOM_DIM, // While in a room, dim outside
+    COPY_WINDOW_BG_BUFFER_UNK4,
+    COPY_WINDOW_BG_BUFFER_UNK5,
+} CopyWindowBgBufferType;
+
+void WindowBgBufferInit(void);
+void CopyWindowBgBuffer(s32 *pos, u8 kind);
+void ToggleWindowBgBuffer(void);
+
+#endif // GUARD_WINDOW_BUFFER_H