/// \todo Support view-dependent nudge.
void RadiantSelectionSystem::NudgeManipulator(const Vector3& nudge, const Vector3& view)
{
if (ManipulatorMode() == eTranslate ||
ManipulatorMode() == eDrag ||
ManipulatorMode() == eClip)
{
translateSelected(nudge);
// In clip mode, update the clipping plane
if (ManipulatorMode() == eClip)
{
GlobalClipper().update();
}
}
}
void RadiantSelectionSystem::cancelMove() {
// Unselect any currently selected manipulators to be sure
_manipulator->setSelected(false);
// Tell all the scene objects to revert their transformations
RevertTransformForSelected walker;
Node_traverseSubgraph(GlobalSceneGraph().root(), walker);
_pivotMoving = false;
pivotChanged();
// greebo: Deselect all faces if we are in brush and drag mode
if (Mode() == ePrimitive && ManipulatorMode() == eDrag)
{
SelectAllComponentWalker faceSelector(false, SelectionSystem::eFace);
Node_traverseSubgraph(GlobalSceneGraph().root(), faceSelector);
}
if (_undoBegun) {
// Cancel the undo operation, if one has been begun
GlobalUndoSystem().cancel();
_undoBegun = false;
}
// Update the views
SceneChangeNotify();
}
// End the move, this freezes the current transforms
void RadiantSelectionSystem::endMove() {
freezeTransforms();
// greebo: Deselect all faces if we are in brush and drag mode
if ((Mode() == ePrimitive || Mode() == eGroupPart) &&
ManipulatorMode() == eDrag)
{
SelectAllComponentWalker faceSelector(false, SelectionSystem::eFace);
Node_traverseSubgraph(GlobalSceneGraph().root(), faceSelector);
}
// Remove all degenerated brushes from the scene graph (should emit a warning)
foreachSelected(RemoveDegenerateBrushWalker());
_pivotMoving = false;
pivotChanged();
// Update the views
SceneChangeNotify();
// If we started an undoable operation, end it now and tell the console what happened
if (_undoBegun)
{
std::ostringstream command;
if (ManipulatorMode() == eTranslate) {
command << "translateTool";
outputTranslation(command);
}
else if (ManipulatorMode() == eRotate) {
command << "rotateTool";
outputRotation(command);
}
else if (ManipulatorMode() == eScale) {
command << "scaleTool";
outputScale(command);
}
else if (ManipulatorMode() == eDrag) {
command << "dragTool";
}
_undoBegun = false;
// Finish the undo move
GlobalUndoSystem().finish(command.str());
}
}
/* greebo: This is called by the ManipulateObserver class on the mouseDown event. It checks, if a manipulator
* can be selected where the mouse is pointing to.
*/
bool RadiantSelectionSystem::SelectManipulator(const View& view, const Vector2& device_point, const Vector2& device_epsilon)
{
if (!nothingSelected() || (ManipulatorMode() == eDrag && Mode() == eComponent))
{
// Unselect any currently selected manipulators to be sure
_manipulator->setSelected(false);
// Test, if the current manipulator can be selected
if (!nothingSelected() || (ManipulatorMode() == eDrag && Mode() == eComponent))
{
View scissored(view);
ConstructSelectionTest(scissored, Rectangle::ConstructFromPoint(device_point, device_epsilon));
// The manipulator class checks on its own, if any of its components can be selected
_manipulator->testSelect(scissored, GetPivot2World());
}
// Save the pivot2world matrix
startMove();
// This is true, if a manipulator could be selected
_pivotMoving = _manipulator->isSelected();
// is a manipulator selected / the pivot moving?
if (_pivotMoving) {
Pivot2World pivot;
pivot.update(GetPivot2World(), view.GetModelview(), view.GetProjection(), view.GetViewport());
_manip2pivotStart = _pivot2worldStart.getFullInverse().getMultipliedBy(pivot._worldSpace);
Matrix4 device2manip;
ConstructDevice2Manip(device2manip, _pivot2worldStart, view.GetModelview(), view.GetProjection(), view.GetViewport());
_manipulator->getActiveComponent()->Construct(device2manip, device_point[0], device_point[1]);
_deviceStart = Vector2(device_point[0], device_point[1]);
_undoBegun = false;
}
SceneChangeNotify();
}
return _pivotMoving;
}
/* greebo: This is called by the ManipulateObserver class on the mouseDown event. It checks, if a manipulator
* can be selected where the mouse is pointing to.
*/
bool RadiantSelectionSystem::SelectManipulator(const View& view, const float device_point[2], const float device_epsilon[2]) {
if (!nothingSelected() || (ManipulatorMode() == eDrag && Mode() == eComponent)) {
#if defined (DEBUG_SELECTION)
g_render_clipped.destroy();
#endif
// Unselect any currently selected manipulators to be sure
_manipulator->setSelected(false);
// Test, if the current manipulator can be selected
if (!nothingSelected() || (ManipulatorMode() == eDrag && Mode() == eComponent)) {
View scissored(view);
ConstructSelectionTest(scissored, SelectionBoxForPoint(device_point, device_epsilon));
// The manipulator class checks on its own, if any of its components can be selected
_manipulator->testSelect(scissored, GetPivot2World());
}
// Save the pivot2world matrix
startMove();
// This is true, if a manipulator could be selected
_pivotMoving = _manipulator->isSelected();
// is a manipulator selected / the pivot moving?
if (_pivotMoving) {
Pivot2World pivot;
pivot.update(GetPivot2World(), view.GetModelview(), view.GetProjection(), view.GetViewport());
_manip2pivotStart = matrix4_multiplied_by_matrix4(matrix4_full_inverse(_pivot2worldStart), pivot.m_worldSpace);
Matrix4 device2manip;
ConstructDevice2Manip(device2manip, _pivot2worldStart, view.GetModelview(), view.GetProjection(), view.GetViewport());
_manipulator->GetManipulatable()->Construct(device2manip, device_point[0], device_point[1]);
_undoBegun = false;
}
SceneChangeNotify();
}
return _pivotMoving;
}
/// \todo Support view-dependent nudge.
void RadiantSelectionSystem::NudgeManipulator(const Vector3& nudge, const Vector3& view) {
if(ManipulatorMode() == eTranslate || ManipulatorMode() == eDrag) {
translateSelected(nudge);
}
}