server_common/recastnavigation_v1.6.0
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Remove dead assignments to status value in findStraightPath

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Add comments explaining why the return values are ignored
Clarify the status return value logic in appendVertex
This commit is contained in:
Ben Hymers 2016-03-13 12:19:38 +00:00
parent 8f16b7de2f
commit 2f382134d4
1 changed files with 16 additions and 6 deletions
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22
Detour/Source/DetourNavMeshQuery.cpp
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@ -1721,10 +1721,17 @@ dtStatus dtNavMeshQuery::appendVertex(const float* pos, const unsigned char flag
if (straightPathRefs)
straightPathRefs[(*straightPathCount)] = ref;
(*straightPathCount)++;
// If reached end of path or there is no space to append more vertices, return.
if (flags == DT_STRAIGHTPATH_END || (*straightPathCount) >= maxStraightPath)
// If there is no space to append more vertices, return.
if ((*straightPathCount) >= maxStraightPath)
{
return DT_SUCCESS | (((*straightPathCount) >= maxStraightPath) ? DT_BUFFER_TOO_SMALL : 0);
return DT_SUCCESS | DT_BUFFER_TOO_SMALL;
}
// If reached end of path, return.
if (flags == DT_STRAIGHTPATH_END)
{
return DT_SUCCESS;
}
}
return DT_IN_PROGRESS;
@ -1870,12 +1877,14 @@ dtStatus dtNavMeshQuery::findStraightPath(const float* startPos, const float* en
// Apeend portals along the current straight path segment.
if (options & (DT_STRAIGHTPATH_AREA_CROSSINGS | DT_STRAIGHTPATH_ALL_CROSSINGS))
{
stat = appendPortals(apexIndex, i, closestEndPos, path,
// Ignore status return value as we're just about to return anyway.
appendPortals(apexIndex, i, closestEndPos, path,
straightPath, straightPathFlags, straightPathRefs,
straightPathCount, maxStraightPath, options);
}
stat = appendVertex(closestEndPos, 0, path[i],
// Ignore status return value as we're just about to return anyway.
appendVertex(closestEndPos, 0, path[i],
straightPath, straightPathFlags, straightPathRefs,
straightPathCount, maxStraightPath);
@ -2013,7 +2022,8 @@ dtStatus dtNavMeshQuery::findStraightPath(const float* startPos, const float* en
}
}
stat = appendVertex(closestEndPos, DT_STRAIGHTPATH_END, 0,
// Ignore status return value as we're just about to return anyway.
appendVertex(closestEndPos, DT_STRAIGHTPATH_END, 0,
straightPath, straightPathFlags, straightPathRefs,
straightPathCount, maxStraightPath);