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| author | Samuel Barney <samjbarney@gmail.com> | 2013-11-05 22:11:13 +0100 |
|---|---|---|
| committer | Samuel Barney <samjbarney@gmail.com> | 2013-11-05 22:11:13 +0100 |
| commit | eefc6d37efd266edad5d1a2cbc2ea6e543e60cc2 (patch) | |
| tree | dc8c1026776784a7f67e70facda0e2572ee820b7 /source/Tracer.cpp | |
| parent | Added more documentation. Changed cTracer::Trace to return a bool instead of an int because it was only returning 1 or 0 anyways. (diff) | |
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Diffstat (limited to '')
| -rw-r--r-- | source/Tracer.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/source/Tracer.cpp b/source/Tracer.cpp index 4d036486e..bad1604d7 100644 --- a/source/Tracer.cpp +++ b/source/Tracer.cpp @@ -131,7 +131,7 @@ void cTracer::SetValues(const Vector3f & a_Start, const Vector3f & a_Direction) -bool cTracer::Trace( const Vector3f & a_Start, const Vector3f & a_Direction, int a_Distance) +bool cTracer::Trace( const Vector3f & a_Start, const Vector3f & a_Direction, int a_Distance, bool a_LineOfSight) { if ((a_Start.y < 0) || (a_Start.y >= cChunkDef::Height)) { @@ -224,8 +224,9 @@ bool cTracer::Trace( const Vector3f & a_Start, const Vector3f & a_Direction, int } BLOCKTYPE BlockID = m_World->GetBlock(pos.x, pos.y, pos.z); - // No collision with water ;) - if (g_BlockIsSolid[BlockID]) + // Block is counted as a collision if we are not doing a line of sight and it is solid, + // or if the block is not air and not water. That way mobs can still see underwater. + if ((!a_LineOfSight && g_BlockIsSolid[BlockID]) || (BlockID != E_BLOCK_AIR && !IsBlockWater(BlockID))) { BlockHitPosition = pos; int Normal = GetHitNormal(a_Start, End, pos ); |