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Ignore invalid walls in some old saves, so that they load correctly

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E.g. save 10631 from old server
This commit is contained in:
jacksonmj 2013-10-17 15:14:14 +01:00
parent 132755525c
commit 02a4c17d72
1 changed files with 41 additions and 35 deletions
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12
src/client/GameSave.cpp
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@ -1187,7 +1187,7 @@ void GameSave::readPSv(char * data, int dataLength)
{ {
//In old saves, ignore walls created by sign tool bug //In old saves, ignore walls created by sign tool bug
//Not ignoring other invalid walls or invalid walls in new saves, so that any other bugs causing them are easier to notice, find and fix //Not ignoring other invalid walls or invalid walls in new saves, so that any other bugs causing them are easier to notice, find and fix
if (ver<71 && d[p]==O_WL_SIGN) if (ver>=44 && ver<71 && d[p]==O_WL_SIGN)
{ {
p++; p++;
continue; continue;
@ -1220,6 +1220,11 @@ void GameSave::readPSv(char * data, int dataLength)
else if (blockMap[y][x]==13) else if (blockMap[y][x]==13)
blockMap[y][x]=WL_ALLOWGAS; blockMap[y][x]=WL_ALLOWGAS;
if (ver>=44)
{
/* The numbers used to save walls were changed, starting in v44.
* The new numbers are ignored for older versions due to some corruption of bmap in saves from older versions.
*/
if (blockMap[y][x]==O_WL_WALLELEC) if (blockMap[y][x]==O_WL_WALLELEC)
blockMap[y][x]=WL_WALLELEC; blockMap[y][x]=WL_WALLELEC;
else if (blockMap[y][x]==O_WL_EWALL) else if (blockMap[y][x]==O_WL_EWALL)
@ -1252,6 +1257,7 @@ void GameSave::readPSv(char * data, int dataLength)
blockMap[y][x]=WL_GRAV; blockMap[y][x]=WL_GRAV;
else if (blockMap[y][x]==O_WL_ALLOWENERGY) else if (blockMap[y][x]==O_WL_ALLOWENERGY)
blockMap[y][x]=WL_ALLOWENERGY; blockMap[y][x]=WL_ALLOWENERGY;
}
if (blockMap[y][x] < 0 || blockMap[y][x] >= UI_WALLCOUNT) if (blockMap[y][x] < 0 || blockMap[y][x] >= UI_WALLCOUNT)
blockMap[y][x] = 0; blockMap[y][x] = 0;
@ -1261,7 +1267,7 @@ void GameSave::readPSv(char * data, int dataLength)
} }
for (y=by0; y<by0+bh; y++) for (y=by0; y<by0+bh; y++)
for (x=bx0; x<bx0+bw; x++) for (x=bx0; x<bx0+bw; x++)
if (d[(y-by0)*bw+(x-bx0)]==4||d[(y-by0)*bw+(x-bx0)]==O_WL_FAN) if (d[(y-by0)*bw+(x-bx0)]==4||(ver>=44 && d[(y-by0)*bw+(x-bx0)]==O_WL_FAN))
{ {
if (p >= dataLength) if (p >= dataLength)
throw ParseException(ParseException::Corrupt, "Not enough data at line " MTOS(__LINE__) " in " MTOS(__FILE__)); throw ParseException(ParseException::Corrupt, "Not enough data at line " MTOS(__LINE__) " in " MTOS(__FILE__));
@ -1269,7 +1275,7 @@ void GameSave::readPSv(char * data, int dataLength)
} }
for (y=by0; y<by0+bh; y++) for (y=by0; y<by0+bh; y++)
for (x=bx0; x<bx0+bw; x++) for (x=bx0; x<bx0+bw; x++)
if (d[(y-by0)*bw+(x-bx0)]==4||d[(y-by0)*bw+(x-bx0)]==O_WL_FAN) if (d[(y-by0)*bw+(x-bx0)]==4||(ver>=44 && d[(y-by0)*bw+(x-bx0)]==O_WL_FAN))
{ {
if (p >= dataLength) if (p >= dataLength)
throw ParseException(ParseException::Corrupt, "Not enough data at line " MTOS(__LINE__) " in " MTOS(__FILE__)); throw ParseException(ParseException::Corrupt, "Not enough data at line " MTOS(__LINE__) " in " MTOS(__FILE__));