diff options
Diffstat (limited to 'source/gameengine/Ketsji/KX_SG_NodeRelationships.cpp')
-rw-r--r-- | source/gameengine/Ketsji/KX_SG_NodeRelationships.cpp | 80 |
1 files changed, 16 insertions, 64 deletions
diff --git a/source/gameengine/Ketsji/KX_SG_NodeRelationships.cpp b/source/gameengine/Ketsji/KX_SG_NodeRelationships.cpp index 0c8e7e28771..0729ec8a902 100644 --- a/source/gameengine/Ketsji/KX_SG_NodeRelationships.cpp +++ b/source/gameengine/Ketsji/KX_SG_NodeRelationships.cpp @@ -55,43 +55,21 @@ UpdateChildCoordinates( ){ MT_assert(child != NULL); - // This way of accessing child coordinates is a bit cumbersome - // be nice to have non constant reference access to these values. - - const MT_Vector3 & child_scale = child->GetLocalScale(); - const MT_Point3 & child_pos = child->GetLocalPosition(); - const MT_Matrix3x3 & child_rotation = child->GetLocalOrientation(); - - // the childs world locations which we will update. - - MT_Vector3 child_w_scale; - MT_Point3 child_w_pos; - MT_Matrix3x3 child_w_rotation; - - if (parent) { - + if (parent==NULL) { /* Simple case */ + child->SetWorldFromLocalTransform(); + return false; + } + else { + // the childs world locations which we will update. const MT_Vector3 & p_world_scale = parent->GetWorldScaling(); const MT_Point3 & p_world_pos = parent->GetWorldPosition(); const MT_Matrix3x3 & p_world_rotation = parent->GetWorldOrientation(); - child_w_scale = p_world_scale * child_scale; - child_w_rotation = p_world_rotation * child_rotation; - - child_w_pos = p_world_pos + p_world_scale * - (p_world_rotation * child_pos); - - } else { - - child_w_scale = child_scale; - child_w_pos = child_pos; - child_w_rotation = child_rotation; + child->SetWorldScale(p_world_scale * child->GetLocalScale()); + child->SetWorldOrientation(p_world_rotation * child->GetLocalOrientation()); + child->SetWorldPosition(p_world_pos + p_world_scale * (p_world_rotation * child->GetLocalPosition())); + return true; } - - child->SetWorldScale(child_w_scale); - child->SetWorldPosition(child_w_pos); - child->SetWorldOrientation(child_w_rotation); - - return parent != NULL; } SG_ParentRelation * @@ -138,40 +116,14 @@ UpdateChildCoordinates( ){ MT_assert(child != NULL); - - const MT_Vector3 & child_scale = child->GetLocalScale(); - const MT_Point3 & child_pos = child->GetLocalPosition(); - const MT_Matrix3x3 & child_rotation = child->GetLocalOrientation(); - - // the childs world locations which we will update. + child->SetWorldScale(child->GetLocalScale()); - MT_Vector3 child_w_scale; - MT_Point3 child_w_pos; - MT_Matrix3x3 child_w_rotation; - - if (parent) { - - // This is a vertex parent so we do not inherit orientation - // information. - - // const MT_Vector3 & p_world_scale = parent->GetWorldScaling(); /*unused*/ - const MT_Point3 & p_world_pos = parent->GetWorldPosition(); - // const MT_Matrix3x3 & p_world_rotation = parent->GetWorldOrientation(); /*unused*/ - - child_w_scale = child_scale; - child_w_rotation = child_rotation; - child_w_pos = p_world_pos + child_pos; - } else { - - child_w_scale = child_scale; - child_w_pos = child_pos; - child_w_rotation = child_rotation; - } - - child->SetWorldScale(child_w_scale); - child->SetWorldPosition(child_w_pos); - child->SetWorldOrientation(child_w_rotation); + if (parent) + child->SetWorldPosition(child->GetLocalPosition()+parent->GetWorldPosition()); + else + child->SetWorldPosition(child->GetLocalPosition()); + child->SetWorldOrientation(child->GetLocalOrientation()); return parent != NULL; } |