BOOL LLSurfacePatch::updateTexture()
{
if (mSTexUpdate) // Update texture as needed
{
F32 meters_per_grid = getSurface()->getMetersPerGrid();
F32 grids_per_patch_edge = (F32)getSurface()->getGridsPerPatchEdge();
if ((!getNeighborPatch(EAST) || getNeighborPatch(EAST)->getHasReceivedData())
&& (!getNeighborPatch(WEST) || getNeighborPatch(WEST)->getHasReceivedData())
&& (!getNeighborPatch(SOUTH) || getNeighborPatch(SOUTH)->getHasReceivedData())
&& (!getNeighborPatch(NORTH) || getNeighborPatch(NORTH)->getHasReceivedData()))
{
LLViewerRegion *regionp = getSurface()->getRegion();
LLVector3d origin_region = getOriginGlobal() - getSurface()->getOriginGlobal();
// Have to figure out a better way to deal with these edge conditions...
LLVLComposition* comp = regionp->getComposition();
if (!mHeightsGenerated)
{
F32 patch_size = meters_per_grid*(grids_per_patch_edge+1);
if (comp->generateHeights((F32)origin_region[VX], (F32)origin_region[VY],
patch_size, patch_size))
{
mHeightsGenerated = TRUE;
}
else
{
return FALSE;
}
}
if (comp->generateComposition())
{
if (mVObjp)
{
mVObjp->dirtyGeom();
}
updateCompositionStats();
F32 tex_patch_size = meters_per_grid*grids_per_patch_edge;
if (comp->generateTexture((F32)origin_region[VX], (F32)origin_region[VY],
tex_patch_size, tex_patch_size))
{
mSTexUpdate = FALSE;
// Also generate the water texture
mSurfacep->generateWaterTexture((F32)origin_region.mdV[VX], (F32)origin_region.mdV[VY],
tex_patch_size, tex_patch_size);
return TRUE;
}
}
}
return FALSE;
}
else
{
return TRUE;
}
}
void LLViewerRegion::getAvatars ( LLUUIDList& avatar_ids
, const LLVector3d& relative_to
, F32 radius
) const
{
avatar_ids.clear();
//
const LLVector3d& origin_global = getOriginGlobal();
S32 count = mMapAvatars.count();
for (S32 i = 0; i < count; i++)
{
LLVector3d pos_global = unpackLocalToGlobalPosition( mMapAvatars.get(i), origin_global );
const F32 distance = dist_vec( pos_global, relative_to );
if( distance <= radius )
{
avatar_ids.push_back( mMapAvatarIDs.get(i) );
}
}
}
void LLSurfacePatch::updateGL()
{
F32 meters_per_grid = getSurface()->getMetersPerGrid();
F32 grids_per_patch_edge = (F32)getSurface()->getGridsPerPatchEdge();
LLViewerRegion *regionp = getSurface()->getRegion();
LLVector3d origin_region = getOriginGlobal() - getSurface()->getOriginGlobal();
LLVLComposition* comp = regionp->getComposition();
updateCompositionStats();
F32 tex_patch_size = meters_per_grid*grids_per_patch_edge;
if (comp->generateTexture((F32)origin_region[VX], (F32)origin_region[VY],
tex_patch_size, tex_patch_size))
{
mSTexUpdate = FALSE;
// Also generate the water texture
mSurfacep->generateWaterTexture((F32)origin_region.mdV[VX], (F32)origin_region.mdV[VY],
tex_patch_size, tex_patch_size);
}
}
