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author | Max Horn | 2003-05-19 20:36:39 +0000 |
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committer | Max Horn | 2003-05-19 20:36:39 +0000 |
commit | bc73fcf386bdf58a87f2c8bb36759a173a1ba866 (patch) | |
tree | b3a80c79e56f31a48f61bd7a46ccc03e392437c5 /scumm/boxes.cpp | |
parent | 3703ed51dca1450eb7c6c70ffdaffb34728d8ba5 (diff) | |
download | scummvm-rg350-bc73fcf386bdf58a87f2c8bb36759a173a1ba866.tar.gz scummvm-rg350-bc73fcf386bdf58a87f2c8bb36759a173a1ba866.tar.bz2 scummvm-rg350-bc73fcf386bdf58a87f2c8bb36759a173a1ba866.zip |
cleanup
svn-id: r7701
Diffstat (limited to 'scumm/boxes.cpp')
-rw-r--r-- | scumm/boxes.cpp | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/scumm/boxes.cpp b/scumm/boxes.cpp index 11a8a6793a..ee7b3d18c3 100644 --- a/scumm/boxes.cpp +++ b/scumm/boxes.cpp @@ -577,23 +577,27 @@ int Scumm::getPathToDestBox(byte from, byte to) { boxm = getBoxMatrixBaseAddr(); if (_features & GF_AFTER_V2) { + // The v2 box matrix is a real matrix with numOfBoxes rows and columns. + // The first numOfBoxes bytes contain indices to the start of the corresponding + // row (although that seems unnecessary to me - the value is easily computable. boxm += numOfBoxes + boxm[from]; return boxm[to]; } - i = 0; - while (i != from) { + // Skip up to the matrix data for box 'from' + for (i = 0; i < from; i++) { while (*boxm != 0xFF) boxm += 3; - i++; boxm++; } + // Now search for the entry for box 'to' while (boxm[0] != 0xFF) { if (boxm[0] <= to && to <= boxm[1]) dest = boxm[2]; boxm += 3; } + return dest; } |