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Diffstat (limited to '')
| -rw-r--r-- | src/Blocks/BlockDoor.cpp | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/src/Blocks/BlockDoor.cpp b/src/Blocks/BlockDoor.cpp index 4e38ef334..479c68153 100644 --- a/src/Blocks/BlockDoor.cpp +++ b/src/Blocks/BlockDoor.cpp @@ -110,3 +110,87 @@ const char * cBlockDoorHandler::GetStepSound(void) + +NIBBLETYPE cBlockDoorHandler::MetaRotateCCW(NIBBLETYPE a_Meta) +{ + if (a_Meta & 0x08) + { + return a_Meta; + } + else + { + return super::MetaRotateCCW(a_Meta); + } +} + + + +NIBBLETYPE cBlockDoorHandler::MetaRotateCW(NIBBLETYPE a_Meta) +{ + if (a_Meta & 0x08) + { + return a_Meta; + } + else + { + return super::MetaRotateCW(a_Meta); + } +} + + + +NIBBLETYPE cBlockDoorHandler::MetaMirrorXY(NIBBLETYPE a_Meta) +{ + // Top bit (0x08) contains door panel type (Top/Bottom panel) Only Bottom panels contain position data + // Return a_Meta if panel is a top panel (0x08 bit is set to 1) + + // Note: Currently, you can not properly mirror the hinges on a double door. The orientation of the door is stored + // in only the bottom tile while the hinge position is in the top tile. This function only operates on one tile at a time, + // so the function can only see either the hinge position or orientation, but not both, at any given time. The class itself + // needs extra datamembers. + if (a_Meta & 0x08) return a_Meta; + + // Holds open/closed meta data. 0x0C == 1100. + NIBBLETYPE OtherMeta = a_Meta & 0x0C; + + // Mirrors according to a table. 0x03 == 0011. + switch (a_Meta & 0x03) + { + case 0x03: return 0x01 + OtherMeta; // South -> North + case 0x01: return 0x03 + OtherMeta; // North -> South + } + + // Not Facing North or South; No change. + return a_Meta; +} + + + +NIBBLETYPE cBlockDoorHandler::MetaMirrorYZ(NIBBLETYPE a_Meta) +{ + // Top bit (0x08) contains door panel type (Top/Bottom panel) Only Bottom panels contain position data + // Return a_Meta if panel is a top panel (0x08 bit is set to 1) + + // Note: Currently, you can not properly mirror the hinges on a double door. The orientation of the door is stored + // in only the bottom tile while the hinge position is in the top tile. This function only operates on one tile at a time, + // so the function can only see either the hinge position or orientation, but not both, at any given time.The class itself + // needs extra datamembers. + + if (a_Meta & 0x08) return a_Meta; + + // Holds open/closed meta data. 0x0C == 1100. + NIBBLETYPE OtherMeta = a_Meta & 0x0C; + + // Mirrors according to a table. 0x03 == 0011. + switch (a_Meta & 0x03) + { + case 0x00: return 0x02 + OtherMeta; // West -> East + case 0x02: return 0x00 + OtherMeta; // East -> West + } + + // Not Facing North or South; No change. + return a_Meta; +} + + + |