void CAnimating::GetBoneTransform( int iBone, matrix3x4_t &pBoneToWorld )
{
CStudioHdr *pStudioHdr = GetModelPtr( );
if (!pStudioHdr)
{
Assert(!"CBaseAnimating::GetBoneTransform: model missing");
return;
}
if (iBone < 0 || iBone >= pStudioHdr->numbones())
{
Assert(!"CBaseAnimating::GetBoneTransform: invalid bone index");
return;
}
CBoneCache *pcache = GetBoneCache( );
matrix3x4_t *pmatrix = pcache->GetCachedBone( iBone );
if ( !pmatrix )
{
MatrixCopy( EntityToWorldTransform(), pBoneToWorld );
return;
}
Assert( pmatrix );
// FIXME
MatrixCopy( *pmatrix, pBoneToWorld );
}
bool CAnimating::ComputeHitboxSurroundingBox( Vector *pVecWorldMins, Vector *pVecWorldMaxs )
{
// Note that this currently should not be called during Relink because of IK.
// The code below recomputes bones so as to get at the hitboxes,
// which causes IK to trigger, which causes raycasts against the other entities to occur,
// which is illegal to do while in the Relink phase.
CStudioHdr *pStudioHdr = GetModelPtr();
if (!pStudioHdr)
return false;
mstudiohitboxset_t *set = pStudioHdr->pHitboxSet( m_nHitboxSet );
if ( !set || !set->numhitboxes )
return false;
CBoneCache *pCache = GetBoneCache();
// Compute a box in world space that surrounds this entity
pVecWorldMins->Init( FLT_MAX, FLT_MAX, FLT_MAX );
pVecWorldMaxs->Init( -FLT_MAX, -FLT_MAX, -FLT_MAX );
Vector vecBoxAbsMins, vecBoxAbsMaxs;
for ( int i = 0; i < set->numhitboxes; i++ )
{
mstudiobbox_t *pbox = set->pHitbox(i);
matrix3x4_t *pMatrix = pCache->GetCachedBone(pbox->bone);
if ( pMatrix )
{
TransformAABB( *pMatrix, pbox->bbmin, pbox->bbmax, vecBoxAbsMins, vecBoxAbsMaxs );
VectorMin( *pVecWorldMins, vecBoxAbsMins, *pVecWorldMins );
VectorMax( *pVecWorldMaxs, vecBoxAbsMaxs, *pVecWorldMaxs );
}
}
return true;
}
