diff options
Diffstat (limited to 'source/gameengine/Ketsji/KX_SG_NodeRelationships.cpp')
| -rw-r--r-- | source/gameengine/Ketsji/KX_SG_NodeRelationships.cpp | 298 |
1 files changed, 0 insertions, 298 deletions
diff --git a/source/gameengine/Ketsji/KX_SG_NodeRelationships.cpp b/source/gameengine/Ketsji/KX_SG_NodeRelationships.cpp deleted file mode 100644 index e80de76861e..00000000000 --- a/source/gameengine/Ketsji/KX_SG_NodeRelationships.cpp +++ /dev/null @@ -1,298 +0,0 @@ -/* - * ***** BEGIN GPL LICENSE BLOCK ***** - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software Foundation, - * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. - * All rights reserved. - * - * The Original Code is: all of this file. - * - * Contributor(s): none yet. - * - * ***** END GPL LICENSE BLOCK ***** - */ - -/** \file gameengine/Ketsji/KX_SG_NodeRelationships.cpp - * \ingroup ketsji - */ - - -#include "KX_SG_NodeRelationships.h" - -/** - * Implementation of classes defined in KX_SG_NodeRelationships.h - */ - -/** - * first of all KX_NormalParentRelation - */ - - KX_NormalParentRelation * -KX_NormalParentRelation:: -New( -) { - return new KX_NormalParentRelation(); -} - - bool -KX_NormalParentRelation:: -UpdateChildCoordinates( - SG_Spatial * child, - const SG_Spatial * parent, - bool& parentUpdated -) { - MT_assert(child != NULL); - - if (!parentUpdated && !child->IsModified()) - return false; - - parentUpdated = true; - - if (parent==NULL) { /* Simple case */ - child->SetWorldFromLocalTransform(); - child->ClearModified(); - return true; //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->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())); - child->ClearModified(); - return true; - } -} - - SG_ParentRelation * -KX_NormalParentRelation:: -NewCopy( -) { - return new KX_NormalParentRelation(); -} - -KX_NormalParentRelation:: -~KX_NormalParentRelation( -) { - //nothing to do -} - - -KX_NormalParentRelation:: -KX_NormalParentRelation( -) { - // nothing to do -} - -/** - * Next KX_VertexParentRelation - */ - - - KX_VertexParentRelation * -KX_VertexParentRelation:: -New( -) { - return new KX_VertexParentRelation(); -} - -/** - * Method inherited from KX_ParentRelation - */ - - bool -KX_VertexParentRelation:: -UpdateChildCoordinates( - SG_Spatial * child, - const SG_Spatial * parent, - bool& parentUpdated -) { - - MT_assert(child != NULL); - - if (!parentUpdated && !child->IsModified()) - return false; - - child->SetWorldScale(child->GetLocalScale()); - - if (parent) - child->SetWorldPosition(child->GetLocalPosition()+parent->GetWorldPosition()); - else - child->SetWorldPosition(child->GetLocalPosition()); - - child->SetWorldOrientation(child->GetLocalOrientation()); - child->ClearModified(); - return true; //parent != NULL; -} - -/** - * Method inherited from KX_ParentRelation - */ - - SG_ParentRelation * -KX_VertexParentRelation:: -NewCopy( -) { - return new KX_VertexParentRelation(); -}; - -KX_VertexParentRelation:: -~KX_VertexParentRelation( -) { - //nothing to do -} - - -KX_VertexParentRelation:: -KX_VertexParentRelation( -) { - //nothing to do -} - - -/** - * Slow parent relationship - */ - - KX_SlowParentRelation * -KX_SlowParentRelation:: -New( - MT_Scalar relaxation -) { - return new KX_SlowParentRelation(relaxation); -} - -/** - * Method inherited from KX_ParentRelation - */ - - bool -KX_SlowParentRelation:: -UpdateChildCoordinates( - SG_Spatial * child, - const SG_Spatial * parent, - bool& parentUpdated -) { - MT_assert(child != NULL); - - // the child will move even if the parent is not - parentUpdated = true; - - 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) { - - // This is a slow parent relation - // first compute the normal child world coordinates. - - MT_Vector3 child_n_scale; - MT_Point3 child_n_pos; - MT_Matrix3x3 child_n_rotation; - - 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_n_scale = p_world_scale * child_scale; - child_n_rotation = p_world_rotation * child_rotation; - - child_n_pos = p_world_pos + p_world_scale * - (p_world_rotation * child_pos); - - - if (m_initialized) { - - // get the current world positions - - child_w_scale = child->GetWorldScaling(); - child_w_pos = child->GetWorldPosition(); - child_w_rotation = child->GetWorldOrientation(); - - // now 'interpolate' the normal coordinates with the last - // world coordinates to get the new world coordinates. - - MT_Scalar weight = MT_Scalar(1)/(m_relax + 1); - child_w_scale = (m_relax * child_w_scale + child_n_scale) * weight; - child_w_pos = (m_relax * child_w_pos + child_n_pos) * weight; - // for rotation we must go through quaternion - MT_Quaternion child_w_quat = child_w_rotation.getRotation().slerp(child_n_rotation.getRotation(), weight); - child_w_rotation.setRotation(child_w_quat); - //FIXME: update physics controller. - } else { - child_w_scale = child_n_scale; - child_w_pos = child_n_pos; - child_w_rotation = child_n_rotation; - m_initialized = true; - } - - } 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); - child->ClearModified(); - // this node must always be updated, so reschedule it for next time - child->ActivateRecheduleUpdateCallback(); - - return true; //parent != NULL; -} - -/** - * Method inherited from KX_ParentRelation - */ - - SG_ParentRelation * -KX_SlowParentRelation:: -NewCopy( -) { - return new KX_SlowParentRelation(m_relax); -} - -KX_SlowParentRelation:: -KX_SlowParentRelation( - MT_Scalar relaxation -): - m_relax(relaxation), - m_initialized(false) -{ - //nothing to do -} - -KX_SlowParentRelation:: -~KX_SlowParentRelation( -) { - //nothing to do -} - - - - |