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author | Bjørn Lindeijer <bjorn@lindeijer.nl> | 2009-04-27 20:27:18 +0200 |
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committer | Bjørn Lindeijer <bjorn@lindeijer.nl> | 2009-04-27 20:33:18 +0200 |
commit | 55ee3f8a67132b6f6542b21e69d9ccab064256ca (patch) | |
tree | dc7b59b8099b21975648c8641ccb748013992753 /src/net/messageout.cpp | |
parent | 58bc517e0bb41a761b9cd8df75883ff3aa90365e (diff) | |
download | mana-client-55ee3f8a67132b6f6542b21e69d9ccab064256ca.tar.gz mana-client-55ee3f8a67132b6f6542b21e69d9ccab064256ca.tar.bz2 mana-client-55ee3f8a67132b6f6542b21e69d9ccab064256ca.tar.xz mana-client-55ee3f8a67132b6f6542b21e69d9ccab064256ca.zip |
Moved special coordinates packing into MessageOut
Is a better place. The reading part was already in MessageIn.
Diffstat (limited to 'src/net/messageout.cpp')
-rw-r--r-- | src/net/messageout.cpp | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/src/net/messageout.cpp b/src/net/messageout.cpp index 35e9a425..4333ac85 100644 --- a/src/net/messageout.cpp +++ b/src/net/messageout.cpp @@ -103,6 +103,67 @@ void MessageOut::writeInt32(Sint32 value) mPos += 4; } +#ifdef EATHENA_SUPPORT + +#define LOBYTE(w) ((unsigned char)(w)) +#define HIBYTE(w) ((unsigned char)(((unsigned short)(w)) >> 8)) + +void MessageOut::writeCoordinates(unsigned short x, unsigned short y, + unsigned char direction) +{ + char *data = mData + mPos; + mNetwork->mOutSize += 3; + mPos += 3; + + short temp; + temp = x; + temp <<= 6; + data[0] = 0; + data[1] = 1; + data[2] = 2; + data[0] = HIBYTE(temp); + data[1] = (unsigned char) temp; + temp = y; + temp <<= 4; + data[1] |= HIBYTE(temp); + data[2] = LOBYTE(temp); + + // Translate direction to eAthena format + switch (direction) + { + case 1: + direction = 0; + break; + case 3: + direction = 1; + break; + case 2: + direction = 2; + break; + case 6: + direction = 3; + break; + case 4: + direction = 4; + break; + case 12: + direction = 5; + break; + case 8: + direction = 6; + break; + case 9: + direction = 7; + break; + default: + // OOPSIE! Impossible or unknown + direction = (unsigned char) -1; + } + data[2] |= direction; +} + +#endif // EATHENA_SUPPORT + void MessageOut::writeString(const std::string &string, int length) { int stringLength = string.length(); |