diff options
Diffstat (limited to 'src/Generating/PieceGenerator.h')
| -rw-r--r-- | src/Generating/PieceGenerator.h | 52 |
1 files changed, 49 insertions, 3 deletions
diff --git a/src/Generating/PieceGenerator.h b/src/Generating/PieceGenerator.h index 1d0e9deda..1900d9d02 100644 --- a/src/Generating/PieceGenerator.h +++ b/src/Generating/PieceGenerator.h @@ -36,6 +36,27 @@ public: struct cConnector { + enum eDirection + { + // The following values correspond to equivalent eBlockFace values: + dirXM = BLOCK_FACE_XM, // Pointing towards the X- side of the prefab + dirXP = BLOCK_FACE_XP, // Pointing towards the X+ side of the prefab + dirYM = BLOCK_FACE_YM, // Pointing towards the Y- side of the prefab, doesn't change with rotation around the Y axis + dirYP = BLOCK_FACE_YP, // Pointing towards the Y+ side of the prefab, doesn't change with rotation around the Y axis + dirZM = BLOCK_FACE_ZM, // Pointing towards the Z- side of the prefab + dirZP = BLOCK_FACE_ZP, // Pointing towards the Z+ side of the prefab + + // Special kind of the vertical connectors (changes with rotation around the Y axis) + dirYM_XM_ZM = BLOCK_FACE_MAX + 1, // Pointing towards the Y- side of the prefab, conceptually at the X- Z- corner of the block + dirYM_XM_ZP, // Pointing towards the Y- side of the prefab, conceptually at the X- Z+ corner of the block + dirYM_XP_ZM, // Pointing towards the Y- side of the prefab, conceptually at the X+ Z- corner of the block + dirYM_XP_ZP, // Pointing towards the Y- side of the prefab, conceptually at the X+ Z+ corner of the block + dirYP_XM_ZM, // Pointing towards the Y+ side of the prefab, conceptually at the X- Z- corner of the block + dirYP_XM_ZP, // Pointing towards the Y+ side of the prefab, conceptually at the X- Z+ corner of the block + dirYP_XP_ZM, // Pointing towards the Y+ side of the prefab, conceptually at the X+ Z- corner of the block + dirYP_XP_ZP, // Pointing towards the Y+ side of the prefab, conceptually at the X+ Z+ corner of the block + }; + /** Position relative to the piece */ Vector3i m_Pos; @@ -45,10 +66,35 @@ public: /** Direction in which the connector is facing. Will be matched by the opposite direction for the connecting connector. */ - eBlockFace m_Direction; + eDirection m_Direction; + + cConnector(int a_X, int a_Y, int a_Z, int a_Type, eDirection a_Direction); + cConnector(const Vector3i & a_Pos, int a_Type, eDirection a_Direction); + + /** Returns the position of the block that has the specified direction from the specified position. + Similar to ::AddFaceDirection() */ + static Vector3i AddDirection(const Vector3i & a_Pos, eDirection a_Direction); + + /** Returns the string representation of the direction. + For debugging purposes. */ + static const char * DirectionToString(eDirection a_Direction); + + /** Returns true if the specified number corresponds to a valid eDirection. */ + static bool IsValidDirection(int a_Direction); + + /** Returns the direction corresponding to the given direction rotated 180 degrees around the Y axis. */ + static eDirection RotateDirection(eDirection a_Direction); + + /** Returns the direction corresponding to the given direction rotated 90 degrees CCW around the Y axis. */ + static eDirection RotateDirectionCCW(eDirection a_Direction); + + /** Returns the direction corresponding to the given direction rotated 90 degrees CW around the Y axis. */ + static eDirection RotateDirectionCW(eDirection a_Direction); - cConnector(int a_X, int a_Y, int a_Z, int a_Type, eBlockFace a_Direction); - cConnector(const Vector3i & a_Pos, int a_Type, eBlockFace a_Direction); + /** Converts the string representation of a direction into the eDirection enum value. + Returns true if successful, false on failure. + Accepts both numbers and string representations such as "x+" or "Y+X-Z+". */ + static bool StringToDirection(const AString & a_Value, eDirection & a_Out); }; typedef std::vector<cConnector> cConnectors; |