q3aql/Serious-Engine
q3aql/Serious-Engine
1
0
Fork 0
mirror of https://github.com/ptitSeb/Serious-Engine synced 2024-11-22 10:20:26 +01:00
Code Issues Packages Projects Releases Wiki Activity

Just to be safe, as casting +inf to integer gives 0xFFFFFFFF on x86 and 0x7FFFFFFF on arm

Browse Source
This commit is contained in:
ptitSeb 2016-04-06 13:52:10 +02:00
parent c4ac41ed56
commit 4757cbbd2b
1 changed files with 14 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
Sources/Engine/Terrain/TerrainMisc.cpp
View File

@ -308,16 +308,30 @@ Rect ExtractPolygonsInBox(CTerrain *ptrTerrain, const FLOATaabbox3D &bboxExtract
Rect rc;
if(!bFixSize) {
// max vector of bbox in incremented for one, because first vertex is at 0,0,0 in world and in heightmap is at 1,1
#ifdef __arm__
rc.rc_iLeft = (isinf(bbox.minvect(1)))?(INDEX)0:Clamp((INDEX)(bbox.minvect(1)-0),(INDEX)0,ptrTerrain->tr_pixHeightMapWidth);
rc.rc_iTop = (isinf(bbox.minvect(3)))?(INDEX)0:Clamp((INDEX)(bbox.minvect(3)-0),(INDEX)0,ptrTerrain->tr_pixHeightMapHeight);
rc.rc_iRight = (isinf(bbox.maxvect(1)))?(INDEX)0:Clamp((INDEX)ceil(bbox.maxvect(1)+1),(INDEX)0,ptrTerrain->tr_pixHeightMapWidth);
rc.rc_iBottom = (isinf(bbox.maxvect(3)))?(INDEX)0:Clamp((INDEX)ceil(bbox.maxvect(3)+1),(INDEX)0,ptrTerrain->tr_pixHeightMapHeight);
#else
rc.rc_iLeft = Clamp((INDEX)(bbox.minvect(1)-0),(INDEX)0,ptrTerrain->tr_pixHeightMapWidth);
rc.rc_iTop = Clamp((INDEX)(bbox.minvect(3)-0),(INDEX)0,ptrTerrain->tr_pixHeightMapHeight);
rc.rc_iRight = Clamp((INDEX)ceil(bbox.maxvect(1)+1),(INDEX)0,ptrTerrain->tr_pixHeightMapWidth);
rc.rc_iBottom = Clamp((INDEX)ceil(bbox.maxvect(3)+1),(INDEX)0,ptrTerrain->tr_pixHeightMapHeight);
#endif
} else {
// max vector of bbox in incremented for one, because first vertex is at 0,0,0 in world and in heightmap is at 1,1
#ifdef __arm__
rc.rc_iLeft = (isinf(bbox.minvect(1)))?(INDEX)0:Clamp((INDEX)(bbox.minvect(1)-0),(INDEX)0,ptrTerrain->tr_pixHeightMapWidth);
rc.rc_iTop = (isinf(bbox.minvect(3)))?(INDEX)0:Clamp((INDEX)(bbox.minvect(3)-0),(INDEX)0,ptrTerrain->tr_pixHeightMapHeight);
rc.rc_iRight = (isinf(bbox.maxvect(1)))?(INDEX)0:Clamp((INDEX)(bbox.maxvect(1)+0),(INDEX)0,ptrTerrain->tr_pixHeightMapWidth);
rc.rc_iBottom = (isinf(bbox.maxvect(3)))?(INDEX)0:Clamp((INDEX)(bbox.maxvect(3)+0),(INDEX)0,ptrTerrain->tr_pixHeightMapHeight);
#endif
rc.rc_iLeft = Clamp((INDEX)(bbox.minvect(1)-0),(INDEX)0,ptrTerrain->tr_pixHeightMapWidth);
rc.rc_iTop = Clamp((INDEX)(bbox.minvect(3)-0),(INDEX)0,ptrTerrain->tr_pixHeightMapHeight);
rc.rc_iRight = Clamp((INDEX)(bbox.maxvect(1)+0),(INDEX)0,ptrTerrain->tr_pixHeightMapWidth);
rc.rc_iBottom = Clamp((INDEX)(bbox.maxvect(3)+0),(INDEX)0,ptrTerrain->tr_pixHeightMapHeight);
#endif
}
INDEX iStartX = rc.rc_iLeft;