void GuiRoadEditorCtrl::deleteSelectedNode()
{
if ( !mSelRoad || mSelNode == -1 )
return;
// If the road has only two nodes remaining,
// delete the whole road.
if ( mSelRoad->mNodes.size() <= 2 )
{
deleteSelectedRoad();
}
else
{
// Only submit undo if we weren't in AddMode
if ( mMode != mAddNodeMode )
submitUndo( "Delete Node" );
// Delete the SelectedNode of the SelectedRoad
mSelRoad->deleteNode(mSelNode);
mIsDirty = true;
// We deleted the Node but not the Road (it has nodes left)
// so decrement the currently selected node.
if ( mSelRoad->mNodes.size() <= mSelNode )
mSelNode--;
}
}
void GuiRoadEditorCtrl::on3DMouseDragged(const Gui3DMouseEvent & event)
{
// Drags are only used to transform nodes
if ( !mSelRoad || mSelNode == -1 ||
( mMode != mMovePointMode && mMode != mScalePointMode ) )
return;
if ( !mSavedDrag )
{
submitUndo( "Modify Node" );
mSavedDrag = true;
}
if ( mMode == mScalePointMode )
{
Point3F tPos;
if ( !getTerrainPos( event, tPos ) )
return;
if ( mStartWidth == -1.0f )
{
mStartWidth = mSelRoad->mNodes[mSelNode].width;
mStartX = event.mousePoint.x;
mStartWorld = tPos;
}
S32 deltaScreenX = event.mousePoint.x - mStartX;
F32 worldDist = ( event.pos - mStartWorld ).len();
F32 deltaWorldX = ( deltaScreenX * worldDist ) / getWorldToScreenScale().y;
F32 width = mStartWidth + deltaWorldX;
mSelRoad->setNodeWidth( mSelNode, width );
mIsDirty = true;
}
else if( mMode == mMovePointMode )
{
Point3F tPos;
if ( !getTerrainPos( event, tPos ) )
return;
mSelRoad->setNodePosition( mSelNode, tPos );
mIsDirty = true;
}
Con::executef( this, "onNodeModified", Con::getIntArg(mSelNode) );
}
void GuiRiverEditorCtrl::deleteSelectedNode()
{
if ( !mSelRiver || mSelNode == -1 )
return;
// If the River has only two nodes remaining,
// delete the whole River.
if ( mSelRiver->mNodes.size() <= 2 )
{
deleteSelectedRiver( mMode != mAddNodeMode );
}
else
{
if ( mMode != mAddNodeMode )
submitUndo( "Delete Node" );
// Delete the SelectedNode of the SelectedRiver
mSelRiver->deleteNode(mSelNode);
mIsDirty = true;
// We deleted the Node but not the River (it has nodes left)
// so decrement the currently selected node.
if ( mSelRiver->mNodes.size() <= mSelNode )
setSelectedNode( mSelNode - 1 );
else
{
// force gizmo to update to the selected nodes position
// the index didn't change but the node it refers to did.
U32 i = mSelNode;
mSelNode = -1;
setSelectedNode( i );
}
}
// If you were in addNodeMode,
// deleting a node should ends it.
//mMode = smNormalMode;
}
void GuiRoadEditorCtrl::on3DMouseDown(const Gui3DMouseEvent & event)
{
if ( !isFirstResponder() )
setFirstResponder();
// Get the clicked terrain position.
Point3F tPos;
if ( !getTerrainPos( event, tPos ) )
return;
mouseLock();
// Find any road / node at the clicked position.
// TODO: handle overlapping roads/nodes somehow, cycle through them.
DecalRoad *roadPtr = NULL;
S32 closestNodeIdx = -1;
F32 closestDist = F32_MAX;
DecalRoad *closestNodeRoad = NULL;
// First, find the closest node in any road to the clicked position.
for ( SimSetIterator iter(mRoadSet); *iter; ++iter )
{
roadPtr = static_cast<DecalRoad*>( *iter );
U32 idx;
if ( roadPtr->getClosestNode( tPos, idx ) )
{
Point3F nodePos = roadPtr->getNodePosition(idx);
F32 dist = ( nodePos - tPos ).len();
if ( dist < closestDist )
{
closestNodeIdx = idx;
closestDist = dist;
closestNodeRoad = roadPtr;
}
}
}
//
// Second, determine if the screen-space node rectangle
// contains the clicked position.
bool nodeClicked = false;
S32 clickedNodeIdx = -1;
if ( closestNodeIdx != -1 )
{
Point3F nodePos = closestNodeRoad->getNodePosition( closestNodeIdx );
Point3F temp;
project( nodePos, &temp );
Point2I screenPos( temp.x, temp.y );
RectI nodeRect( screenPos - mNodeHalfSize, mNodeHalfSize * 2 );
nodeClicked = nodeRect.pointInRect( event.mousePoint );
if ( nodeClicked )
clickedNodeIdx = closestNodeIdx;
}
//
// Determine the clickedRoad
//
DecalRoad *clickedRoadPtr = NULL;
U32 insertNodeIdx = 0;
if ( nodeClicked && (mSelRoad == NULL || closestNodeRoad == mSelRoad) )
{
// If a node was clicked, the owning road is always
// considered the clicked road.
clickedRoadPtr = closestNodeRoad;
}
else
{
// check the selected road first
if ( mSelRoad != NULL && mSelRoad->containsPoint( tPos, &insertNodeIdx ) )
{
clickedRoadPtr = mSelRoad;
nodeClicked = false;
clickedNodeIdx = -1;
}
else
{
// Otherwise, we must ask each road if it contains
// the clicked pos.
for ( SimSetIterator iter(mRoadSet); *iter; ++iter )
{
roadPtr = static_cast<DecalRoad*>( *iter );
if ( roadPtr->containsPoint( tPos, &insertNodeIdx ) )
{
clickedRoadPtr = roadPtr;
break;
}
}
}
}
// shortcuts
bool dblClick = ( event.mouseClickCount > 1 );
if( dblClick )
{
if( mMode == mSelectRoadMode )
{
setMode( mAddRoadMode, true );
return;
}
if( mMode == mAddNodeMode )
{
// Delete the node attached to the cursor.
deleteSelectedNode();
mMode = mAddRoadMode;
return;
}
}
//this check is here in order to bounce back from deleting a whole road with ctrl+z
//this check places the editor back into addroadmode
if ( mMode == mAddNodeMode )
{
if ( !mSelRoad )
mMode = mAddRoadMode;
}
if ( mMode == mSelectRoadMode )
{
// Did not click on a road or a node.
if ( !clickedRoadPtr )
{
setSelectedRoad( NULL );
setSelectedNode( -1 );
return;
}
// Clicked on a road that wasn't the currently selected road.
if ( clickedRoadPtr != mSelRoad )
{
setSelectedRoad( clickedRoadPtr );
setSelectedNode( -1 );
return;
}
// Clicked on a node in the currently selected road that wasn't
// the currently selected node.
if ( nodeClicked )
{
setSelectedNode( clickedNodeIdx );
return;
}
// Clicked a position on the currently selected road
// that did not contain a node.
//U32 newNode = clickedRoadPtr->insertNode( tPos, mDefaultWidth, insertNodeIdx );
//setSelectedNode( newNode );
}
else if ( mMode == mAddRoadMode )
{
if ( nodeClicked && clickedRoadPtr )
{
// A double-click on a node in Normal mode means set AddNode mode.
if ( clickedNodeIdx == 0 )
{
setSelectedRoad( clickedRoadPtr );
setSelectedNode( clickedNodeIdx );
mAddNodeIdx = clickedNodeIdx;
mMode = mAddNodeMode;
mSelNode = mSelRoad->insertNode( tPos, mDefaultWidth, mAddNodeIdx );
mIsDirty = true;
return;
}
else if ( clickedNodeIdx == clickedRoadPtr->mNodes.size() - 1 )
{
setSelectedRoad( clickedRoadPtr );
setSelectedNode( clickedNodeIdx );
mAddNodeIdx = U32_MAX;
mMode = mAddNodeMode;
mSelNode = mSelRoad->addNode( tPos, mDefaultWidth );
mIsDirty = true;
setSelectedNode( mSelNode );
return;
}
}
DecalRoad *newRoad = new DecalRoad;
newRoad->mMaterialName = mMaterialName;
newRoad->registerObject();
// Add to MissionGroup
SimGroup *missionGroup;
if ( !Sim::findObject( "MissionGroup", missionGroup ) )
Con::errorf( "GuiDecalRoadEditorCtrl - could not find MissionGroup to add new DecalRoad" );
else
missionGroup->addObject( newRoad );
newRoad->insertNode( tPos, mDefaultWidth, 0 );
U32 newNode = newRoad->insertNode( tPos, mDefaultWidth, 1 );
// Always add to the end of the road, the first node is the start.
mAddNodeIdx = U32_MAX;
setSelectedRoad( newRoad );
setSelectedNode( newNode );
mMode = mAddNodeMode;
// Disable the hover node while in addNodeMode, we
// don't want some random node enlarged.
mHoverNode = -1;
// Grab the mission editor undo manager.
UndoManager *undoMan = NULL;
if ( !Sim::findObject( "EUndoManager", undoMan ) )
{
Con::errorf( "GuiRoadEditorCtrl::on3DMouseDown() - EUndoManager not found!" );
return;
}
// Create the UndoAction.
MECreateUndoAction *action = new MECreateUndoAction("Create Road");
action->addObject( newRoad );
// Submit it.
undoMan->addAction( action );
//send a callback to script after were done here if one exists
if ( isMethod( "onRoadCreation" ) )
Con::executef( this, "onRoadCreation" );
return;
}
else if ( mMode == mAddNodeMode )
{
// Oops the road got deleted, maybe from an undo action?
// Back to NormalMode.
if ( mSelRoad )
{
// A double-click on a node in Normal mode means set AddNode mode.
if ( clickedNodeIdx == 0 )
{
submitUndo( "Add Node" );
mAddNodeIdx = clickedNodeIdx;
mMode = mAddNodeMode;
mSelNode = mSelRoad->insertNode( tPos, mDefaultWidth, mAddNodeIdx );
mIsDirty = true;
setSelectedNode( mSelNode );
return;
}
else
{
if( clickedRoadPtr && clickedNodeIdx == clickedRoadPtr->mNodes.size() - 1 )
{
submitUndo( "Add Node" );
mAddNodeIdx = U32_MAX;
mMode = mAddNodeMode;
mSelNode = mSelRoad->addNode( tPos, mDefaultWidth );
mIsDirty = true;
setSelectedNode( mSelNode );
return;
}
else
{
submitUndo( "Insert Node" );
// A single-click on empty space while in
// AddNode mode means insert / add a node.
//submitUndo( "Add Node" );
//F32 width = mSelRoad->getNodeWidth( mSelNode );
U32 newNode = mSelRoad->insertNode( tPos, mDefaultWidth, mAddNodeIdx);
mIsDirty = true;
setSelectedNode( newNode );
return;
}
}
}
}
else if ( mMode == mInsertPointMode && mSelRoad != NULL)
{
if ( clickedRoadPtr == mSelRoad )
{
F32 w0 = mSelRoad->getNodeWidth( insertNodeIdx );
F32 w1 = mSelRoad->getNodeWidth( insertNodeIdx + 1 );
F32 width = ( w0 + w1 ) * 0.5f;
submitUndo( "Insert Node" );
U32 newNode = mSelRoad->insertNode( tPos, width, insertNodeIdx + 1);
mIsDirty = true;
setSelectedNode( newNode );
return;
}
}
else if ( mMode == mRemovePointMode && mSelRoad != NULL)
{
if ( nodeClicked && clickedRoadPtr == mSelRoad )
{
setSelectedNode( clickedNodeIdx );
deleteSelectedNode();
return;
}
}
else if ( mMode == mMovePointMode )
{
if ( nodeClicked && clickedRoadPtr == mSelRoad )
{
setSelectedNode( clickedNodeIdx );
return;
}
}
else if ( mMode == mScalePointMode )
{
if ( nodeClicked && clickedRoadPtr == mSelRoad )
{
setSelectedNode( clickedNodeIdx );
return;
}
}
}
void GuiRiverEditorCtrl::on3DMouseDragged(const Gui3DMouseEvent & event)
{
// If a node is not selected, we don't care about drags,
// drags are only used for modifying nodes.
if ( !mSelRiver || mSelNode == -1 || mMode == mAddNodeMode)
return;
// If we haven't already saved,
// save an undo action to get back to this state,
// before we make any modifications to the selected node.
if ( !mSavedDrag )
{
submitUndo( "Modify Node" );
mSavedDrag = true;
}
// Let the gizmo handle the drag, eg, modify its transforms
mGizmo->on3DMouseDragged( event );
if ( mGizmo->isDirty() )
{
Point3F pos = mGizmo->getPosition();
Point3F scale = mGizmo->getScale();
const MatrixF &mat = mGizmo->getTransform();
VectorF normal;
mat.getColumn( 2, &normal );
mSelRiver->setNode( pos, scale.x, scale.z, normal, mSelNode );
mIsDirty = true;
}
Con::executef( this, "onNodeModified", Con::getIntArg(mSelNode) );
/*
// If we are just starting a new drag,
// we need to save the starting screen position of the mouse,
// and the starting position of the selected node.
if ( mStartDragMousePoint == InvalidMousePoint )
{
mStartDragMousePoint = event.mousePoint;
mStartDragNodePos = mSelRiver->getNodePosition( mSelNode );
}
MathUtils::Line clickLine;
clickLine.p = event.pos;
clickLine.d = event.vec;
MathUtils::Line axisLine;
axisLine.p = mStartDragNodePos;
axisLine.d = mGizmo.selectionToAxisVector( mGizmoSelection );
MathUtils::LineSegment segment;
MathUtils::mShortestSegmentBetweenLines( clickLine, axisLine, segment );
// Segment.p1 is the closest point on the axis line,
// We want to put the selected gizmo handle at that point,
// So calculate the offset from the handle to the centerPoint to
// determine the gizmo's position.
mSelRiver->setNodePosition( mSelNode, segment.p1 );
*/
/*
// Convert the delta (dragged mouse distance) from screen space
// into world space.
Point2I deltaScreen = event.mousePoint - mStartDragMousePoint;
F32 worldDist = ( event.pos - mStartDragNodePos ).len();
Point2F deltaWorld;
deltaWorld.x = GFX->unprojectRadius( worldDist, deltaScreen.x );
deltaWorld.y = GFX->unprojectRadius( worldDist, deltaScreen.y );
// Now modify the selected node depending on the kind of operation we are doing.
if ( mGizmoSelection == Gizmo::Axis_X )
{
Point3F newPos = mStartDragNodePos;
newPos.x += deltaWorld.x;
mSelRiver->setNodePosition( mSelNode, newPos );
}
else if ( mGizmoSelection == Gizmo::Axis_Y )
{
Point3F newPos = mStartDragNodePos;
newPos.y += deltaWorld.x;
mSelRiver->setNodePosition( mSelNode, newPos );
}
else if ( mGizmoSelection == Gizmo::Axis_Z )
{
Point3F newPos = mStartDragNodePos;
newPos.z += deltaWorld.y;
mSelRiver->setNodePosition( mSelNode, newPos );
}
*/
/*
F32 height = mStartHeight + deltaWorldX;
Con::printf( "height = %g", height );
mSelRiver->setNodeHeight( mSelNode, height );
Con::executef( this, "onNodeHeightModified", Con::getFloatArg(height) );
if ( event.modifier & SI_PRIMARY_CTRL )
{
//Point3F tPos;
//if ( !getStaticPos( event, tPos ) )
// return;
if ( mStartHeight == -1.0f )
{
mStartHeight = mSelRiver->mNodes[mSelNode].point.z;
mStartX = event.mousePoint.x;
mStartWorld = mSelRiver->mNodes[mSelNode].point;
}
S32 deltaScreenX = event.mousePoint.x - mStartX;
F32 worldDist = ( event.pos - mStartWorld ).len();
F32 deltaWorldX = GFX->unprojectRadius( worldDist, deltaScreenX );
F32 height = mStartHeight + deltaWorldX;
Con::printf( "height = %g", height );
mSelRiver->setNodeHeight( mSelNode, height );
Con::executef( this, "onNodeHeightModified", Con::getFloatArg(height) );
}
else if ( event.modifier & SI_SHIFT )
{
Point3F tPos;
if ( !getStaticPos( event, tPos ) )
return;
if ( mStartWidth == -1.0f )
{
mStartWidth = mSelRiver->mNodes[mSelNode].width;
mStartX = event.mousePoint.x;
mStartWorld = tPos;
}
S32 deltaScreenX = event.mousePoint.x - mStartX;
F32 worldDist = ( event.pos - mStartWorld ).len();
F32 deltaWorldX = GFX->unprojectRadius( worldDist, deltaScreenX );
F32 width = mStartWidth + deltaWorldX;
mSelRiver->setNodeWidth( mSelNode, width );
Con::executef( this, "onNodeWidthModified", Con::getFloatArg(width) );
}
else
{
Point3F tPos;
if ( !getStaticPos( event, tPos ) )
return;
else if ( mGizmoSelection == Gizmo::Axis_Y )
{
Point3F newPos = mStartDragNodePos;
newPos.y += deltaWorld.x;
mSelRiver->setNodePosition( mSelNode, newPos );
}
mSelRiver->setNodePosition( mSelNode, tPos );
}
*/
}
void GuiRiverEditorCtrl::on3DMouseDown(const Gui3DMouseEvent & event)
{
mGizmo->on3DMouseDown( event );
if ( !isFirstResponder() )
setFirstResponder();
// Get the raycast collision position
Point3F tPos;
if ( !getStaticPos( event, tPos ) )
return;
// Construct a LineSegment from the camera position to 1000 meters away in
// the direction clicked.
// If that segment hits the terrain, truncate the ray to only be that length.
// We will use a LineSegment/Sphere intersection test to determine if a RiverNode
// was clicked.
Point3F startPnt = event.pos;
Point3F endPnt = event.pos + event.vec * 1000.0f;
RayInfo ri;
if ( gServerContainer.castRay(startPnt, endPnt, StaticObjectType, &ri) )
endPnt = ri.point;
River *riverPtr = NULL;
River *clickedRiverPtr = NULL;
// Did we click on a river? check current selection first
U32 insertNodeIdx = -1;
Point3F collisionPnt;
if ( mSelRiver != NULL && mSelRiver->collideRay( event.pos, event.vec, &insertNodeIdx, &collisionPnt ) )
{
clickedRiverPtr = mSelRiver;
}
else
{
for ( SimSetIterator iter(mRiverSet); *iter; ++iter )
{
riverPtr = static_cast<River*>( *iter );
if ( riverPtr->collideRay( event.pos, event.vec, &insertNodeIdx, &collisionPnt ) )
{
clickedRiverPtr = riverPtr;
break;
}
}
}
// Did we click on a riverNode?
bool nodeClicked = false;
S32 clickedNodeIdx = -1;
F32 clickedNodeDist = mNodeSphereRadius;
// If we clicked on the currently selected river, only scan its nodes
if ( mSelRiver != NULL && clickedRiverPtr == mSelRiver )
{
for ( U32 i = 0; i < mSelRiver->mNodes.size(); i++ )
{
const Point3F &nodePos = mSelRiver->mNodes[i].point;
Point3F screenPos;
project( nodePos, &screenPos );
F32 dist = ( event.mousePoint - Point2I(screenPos.x, screenPos.y) ).len();
if ( dist < clickedNodeDist )
{
clickedNodeDist = dist;
clickedNodeIdx = i;
nodeClicked = true;
}
}
}
else
{
for ( SimSetIterator iter(mRiverSet); *iter; ++iter )
{
riverPtr = static_cast<River*>( *iter );
for ( U32 i = 0; i < riverPtr->mNodes.size(); i++ )
{
const Point3F &nodePos = riverPtr->mNodes[i].point;
Point3F screenPos;
project( nodePos, &screenPos );
F32 dist = ( event.mousePoint - Point2I(screenPos.x, screenPos.y) ).len();
if ( dist < clickedNodeDist )
{
// we found a hit!
clickedNodeDist = dist;
clickedNodeIdx = i;
nodeClicked = true;
clickedRiverPtr = riverPtr;
}
}
}
}
// shortcuts
bool dblClick = ( event.mouseClickCount > 1 );
if( dblClick )
{
if( mMode == mSelectRiverMode )
{
setMode( mAddRiverMode, true );
return;
}
if( mMode == mAddNodeMode )
{
// Delete the node attached to the cursor.
deleteSelectedNode();
mMode = mAddRiverMode;
return;
}
}
//this check is here in order to bounce back from deleting a whole road with ctrl+z
//this check places the editor back into addrivermode
if ( mMode == mAddNodeMode )
{
if ( !mSelRiver )
mMode = mAddRiverMode;
}
if ( mMode == mSelectRiverMode )
{
// Did not click on a River or a node.
if ( !clickedRiverPtr )
{
setSelectedRiver( NULL );
setSelectedNode( -1 );
return;
}
// Clicked on a River that wasn't the currently selected River.
if ( clickedRiverPtr != mSelRiver )
{
setSelectedRiver( clickedRiverPtr );
setSelectedNode( clickedNodeIdx );
return;
}
// Clicked on a node in the currently selected River that wasn't
// the currently selected node.
if ( nodeClicked )
{
setSelectedNode( clickedNodeIdx );
return;
}
}
else if ( mMode == mAddRiverMode )
{
if ( nodeClicked )
{
// A double-click on a node in Normal mode means set AddNode mode.
if ( clickedNodeIdx == 0 )
{
setSelectedRiver( clickedRiverPtr );
setSelectedNode( clickedNodeIdx );
mAddNodeIdx = clickedNodeIdx;
mMode = mAddNodeMode;
mSelNode = mSelRiver->insertNode( tPos, mDefaultWidth, mDefaultDepth, mDefaultNormal, mAddNodeIdx );
mIsDirty = true;
return;
}
else if ( clickedNodeIdx == clickedRiverPtr->mNodes.size() - 1 )
{
setSelectedRiver( clickedRiverPtr );
setSelectedNode( clickedNodeIdx );
mAddNodeIdx = U32_MAX;
mMode = mAddNodeMode;
mSelNode = mSelRiver->addNode( tPos, mDefaultWidth, mDefaultDepth, mDefaultNormal);
mIsDirty = true;
setSelectedNode( mSelNode );
return;
}
}
if ( !isMethod( "createRiver" ) )
{
Con::errorf( "GuiRiverEditorCtrl::on3DMouseDown - createRiver method does not exist." );
return;
}
const char *res = Con::executef( this, "createRiver" );
River *newRiver;
if ( !Sim::findObject( res, newRiver ) )
{
Con::errorf( "GuiRiverEditorCtrl::on3DMouseDown - createRiver method did not return a river object." );
return;
}
// Add to MissionGroup
SimGroup *missionGroup;
if ( !Sim::findObject( "MissionGroup", missionGroup ) )
Con::errorf( "GuiRiverEditorCtrl - could not find MissionGroup to add new River" );
else
missionGroup->addObject( newRiver );
Point3F pos( endPnt );
pos.z += mDefaultDepth * 0.5f;
newRiver->insertNode( pos, mDefaultWidth, mDefaultDepth, mDefaultNormal, 0 );
U32 newNode = newRiver->insertNode( pos, mDefaultWidth, mDefaultDepth, mDefaultNormal, 1 );
// Always add to the end of the road, the first node is the start.
mAddNodeIdx = U32_MAX;
setSelectedRiver( newRiver );
setSelectedNode( newNode );
mMode = mAddNodeMode;
// Disable the hover node while in addNodeMode, we
// don't want some random node enlarged.
mHoverNode = -1;
// Grab the mission editor undo manager.
UndoManager *undoMan = NULL;
if ( !Sim::findObject( "EUndoManager", undoMan ) )
{
Con::errorf( "GuiMeshRoadEditorCtrl::on3DMouseDown() - EUndoManager not found!" );
return;
}
// Create the UndoAction.
MECreateUndoAction *action = new MECreateUndoAction("Create MeshRoad");
action->addObject( newRiver );
// Submit it.
undoMan->addAction( action );
return;
}
else if ( mMode == mAddNodeMode )
{
// Oops the road got deleted, maybe from an undo action?
// Back to NormalMode.
if ( mSelRiver )
{
// A double-click on a node in Normal mode means set AddNode mode.
if ( clickedNodeIdx == 0 )
{
submitUndo( "Add Node" );
mAddNodeIdx = clickedNodeIdx;
mMode = mAddNodeMode;
mSelNode = mSelRiver->insertNode( tPos, mDefaultWidth, mDefaultDepth, mDefaultNormal, mAddNodeIdx );
mIsDirty = true;
setSelectedNode( mSelNode );
return;
}
else
{
if( clickedRiverPtr && clickedNodeIdx == clickedRiverPtr->mNodes.size() - 1 )
{
submitUndo( "Add Node" );
mAddNodeIdx = U32_MAX;
mMode = mAddNodeMode;
U32 newNode = mSelRiver->addNode( tPos, mDefaultWidth, mDefaultDepth, mDefaultNormal);
mIsDirty = true;
setSelectedNode( newNode );
return;
}
else
{
submitUndo( "Insert Node" );
// A single-click on empty space while in
// AddNode mode means insert / add a node.
//submitUndo( "Add Node" );
//F32 width = mSelRiver->getNodeWidth( mSelNode );
U32 newNode = mSelRiver->insertNode( tPos, mDefaultWidth, mDefaultDepth, mDefaultNormal, mAddNodeIdx);
mIsDirty = true;
setSelectedNode( newNode );
return;
}
}
}
}
else if ( mMode == mInsertPointMode && mSelRiver != NULL )
{
if ( clickedRiverPtr == mSelRiver )
{
// NOTE: I guess we have to determine the if the clicked ray intersects a road but not a specific node...
// in order to handle inserting nodes in the same way as for DecalRoad
U32 prevNodeIdx = insertNodeIdx;
U32 nextNodeIdx = ( prevNodeIdx + 1 > mSelRiver->mNodes.size() - 1 ) ? prevNodeIdx : prevNodeIdx + 1;
const RiverNode &prevNode = mSelRiver->mNodes[prevNodeIdx];
const RiverNode &nextNode = mSelRiver->mNodes[nextNodeIdx];
F32 width = ( prevNode.width + nextNode.width ) * 0.5f;
F32 depth = ( prevNode.depth + nextNode.depth ) * 0.5f;
Point3F normal = ( prevNode.normal + nextNode.normal ) * 0.5f;
normal.normalize();
submitUndo( "Insert Node" );
U32 newNode = mSelRiver->insertNode( collisionPnt, width, depth, normal, insertNodeIdx + 1 );
mIsDirty = true;
setSelectedNode( newNode );
return;
}
}
else if ( mMode == mRemovePointMode && mSelRiver != NULL )
{
if ( nodeClicked && clickedRiverPtr == mSelRiver )
{
setSelectedNode( clickedNodeIdx );
deleteSelectedNode();
return;
}
}
else if ( mMode == mMovePointMode )
{
if ( nodeClicked && clickedRiverPtr == mSelRiver )
{
setSelectedNode( clickedNodeIdx );
return;
}
}
else if ( mMode == mScalePointMode )
{
if ( nodeClicked && clickedRiverPtr == mSelRiver )
{
setSelectedNode( clickedNodeIdx );
return;
}
}
else if ( mMode == mRotatePointMode )
{
if ( nodeClicked && clickedRiverPtr == mSelRiver )
{
setSelectedNode( clickedNodeIdx );
return;
}
}
}
