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Occlusion culling: Fix 'end offset' distance, half this for centre point 

'endoff', the maximum diagonal of a mapblock, was incorrectly calculated.
Half this value for the centre point of the mapblock.
master
Lars Hofhansl 2016-11-04 00:13:17 -07:00 committed by paramat
parent 45eab340b9
commit 2b21cac1d8
1 changed files with 3 additions and 2 deletions
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5
src/clientmap.cpp
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@ -293,13 +293,14 @@ void ClientMap::updateDrawList(video::IVideoDriver* driver)
float step = BS * 1;
float stepfac = 1.1;
float startoff = BS * 1;
float endoff = -BS*MAP_BLOCKSIZE * 1.42 * 1.42;
// - Length of the diagonal of a mapblock.
float endoff = -BS * MAP_BLOCKSIZE * 1.732050807569;
v3s16 spn = cam_pos_nodes + v3s16(0, 0, 0);
s16 bs2 = MAP_BLOCKSIZE / 2 + 1;
u32 needed_count = 1;
if (occlusion_culling_enabled &&
isOccluded(this, spn, cpn + v3s16(0, 0, 0),
step, stepfac, startoff, endoff, needed_count, nodemgr) &&
step, stepfac, startoff, endoff / 2, needed_count, nodemgr) &&
isOccluded(this, spn, cpn + v3s16(bs2,bs2,bs2),
step, stepfac, startoff, endoff, needed_count, nodemgr) &&
isOccluded(this, spn, cpn + v3s16(bs2,bs2,-bs2),