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[10439] Increase search distance at height search if we know expected limit.

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When we know that point above .map ground search at least until ground level for vmap height.

Good news: Fishing bobber still fixed ;)
Good news: Mobs not follow into the air again
This commit is contained in:
VladimirMangos 2010-09-04 06:22:29 +04:00
parent 8474b2cbb0
commit 94e6bb47e7
2 changed files with 14 additions and 14 deletions
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26
src/game/Map.cpp
View file

@ -1016,12 +1016,12 @@ float Map::GetHeight(float x, float y, float z, bool pUseVmaps, float maxSearchD
// find raw .map surface under Z coordinates
float mapHeight;
float z2 = z + 2.f;
if(GridMap *gmap = const_cast<Map*>(this)->GetGrid(x, y))
if (GridMap *gmap = const_cast<Map*>(this)->GetGrid(x, y))
{
float _mapheight = gmap->getHeight(x,y);
// look from a bit higher pos to find the floor, ignore under surface case
if(z2 > _mapheight)
if (z2 > _mapheight)
mapHeight = _mapheight;
else
mapHeight = VMAP_INVALID_HEIGHT_VALUE;
@ -1030,11 +1030,17 @@ float Map::GetHeight(float x, float y, float z, bool pUseVmaps, float maxSearchD
mapHeight = VMAP_INVALID_HEIGHT_VALUE;
float vmapHeight;
if(pUseVmaps)
if (pUseVmaps)
{
VMAP::IVMapManager* vmgr = VMAP::VMapFactory::createOrGetVMapManager();
if(vmgr->isHeightCalcEnabled())
if (vmgr->isHeightCalcEnabled())
{
// if mapHeight has been found search vmap height at least until mapHeight point
// this prevent case when original Z "too high above ground and vmap height search fail"
// this will not affect most normal cases (no map in instance, or stay at ground at continent)
if (mapHeight > INVALID_HEIGHT && z2 - mapHeight > maxSearchDist)
maxSearchDist = z2 - mapHeight + 1.0f; // 1.0 make sure that we not fail for case when map height near but above for vamp height
// look from a bit higher pos to find the floor
vmapHeight = vmgr->getHeight(GetId(), x, y, z2, maxSearchDist);
}
@ -1047,15 +1053,15 @@ float Map::GetHeight(float x, float y, float z, bool pUseVmaps, float maxSearchD
// mapHeight set for any above raw ground Z or <= INVALID_HEIGHT
// vmapheight set for any under Z value or <= INVALID_HEIGHT
if( vmapHeight > INVALID_HEIGHT )
if (vmapHeight > INVALID_HEIGHT)
{
if( mapHeight > INVALID_HEIGHT )
if (mapHeight > INVALID_HEIGHT)
{
// we have mapheight and vmapheight and must select more appropriate
// we are already under the surface or vmap height above map heigt
// or if the distance of the vmap height is less the land height distance
if( z < mapHeight || vmapHeight > mapHeight || fabs(mapHeight-z) > fabs(vmapHeight-z) )
if (z < mapHeight || vmapHeight > mapHeight || fabs(mapHeight-z) > fabs(vmapHeight-z))
return vmapHeight;
else
return mapHeight; // better use .map surface height
@ -1064,12 +1070,6 @@ float Map::GetHeight(float x, float y, float z, bool pUseVmaps, float maxSearchD
else
return vmapHeight; // we have only vmapHeight (if have)
}
else if (pUseVmaps && z2 - mapHeight > maxSearchDist)
{
// with vmaps we can only give definite result up to maxSearchDist,
// in other cases mapHeight might or might not be the true height.
return VMAP_INVALID_HEIGHT_VALUE;
}
return mapHeight;
}

2
src/shared/revision_nr.h
View file

@ -1,4 +1,4 @@
#ifndef __REVISION_NR_H__
#define __REVISION_NR_H__
#define REVISION_NR "10438"
#define REVISION_NR "10439"
#endif // __REVISION_NR_H__