void EDA_3D_CANVAS::OnMouseWheel( wxMouseEvent& event )
{
if( event.ShiftDown() )
{
if( event.GetWheelRotation() < 0 )
SetView3D( WXK_UP ); // move up
else
SetView3D( WXK_DOWN ); // move down
}
else if( event.ControlDown() )
{
if( event.GetWheelRotation() > 0 )
SetView3D( WXK_RIGHT ); // move right
else
SetView3D( WXK_LEFT ); // move left
}
else
{
if( event.GetWheelRotation() > 0 )
{
GetPrm3DVisu().m_Zoom /= 1.4;
if( GetPrm3DVisu().m_Zoom <= 0.01 )
GetPrm3DVisu().m_Zoom = 0.01;
}
else
GetPrm3DVisu().m_Zoom *= 1.4;
DisplayStatus();
Refresh( false );
}
GetPrm3DVisu().m_Beginx = event.GetX();
GetPrm3DVisu().m_Beginy = event.GetY();
}
void EDA_3D_CANVAS::OnMouseWheel( wxMouseEvent& event )
{
wxSize size( GetClientSize() );
if( event.ShiftDown() )
{
if( event.GetWheelRotation() < 0 )
{
/* up */
SetView3D( WXK_UP );
}
else
{
/* down */
SetView3D( WXK_DOWN );
}
}
else if( event.ControlDown() )
{
if( event.GetWheelRotation() > 0 )
{
/* right */
SetView3D( WXK_RIGHT );
}
else
{
/* left */
SetView3D( WXK_LEFT );
}
}
else
{
if( event.GetWheelRotation() > 0 )
{
g_Parm_3D_Visu.m_Zoom /= 1.4;
if( g_Parm_3D_Visu.m_Zoom <= 0.01 )
g_Parm_3D_Visu.m_Zoom = 0.01;
}
else
g_Parm_3D_Visu.m_Zoom *= 1.4;
DisplayStatus();
Refresh( false );
}
g_Parm_3D_Visu.m_Beginx = event.GetX();
g_Parm_3D_Visu.m_Beginy = event.GetY();
}
void EDA_3D_CANVAS::OnPopUpMenu( wxCommandEvent& event )
{
int key = 0;
switch( event.GetId() )
{
case ID_POPUP_ZOOMIN:
key = WXK_F1;
break;
case ID_POPUP_ZOOMOUT:
key = WXK_F2;
break;
case ID_POPUP_VIEW_XPOS:
key = 'x';
break;
case ID_POPUP_VIEW_XNEG:
key = 'X';
break;
case ID_POPUP_VIEW_YPOS:
key = 'y';
break;
case ID_POPUP_VIEW_YNEG:
key = 'Y';
break;
case ID_POPUP_VIEW_ZPOS:
key = 'z';
break;
case ID_POPUP_VIEW_ZNEG:
key = 'Z';
break;
case ID_POPUP_MOVE3D_LEFT:
key = WXK_LEFT;
break;
case ID_POPUP_MOVE3D_RIGHT:
key = WXK_RIGHT;
break;
case ID_POPUP_MOVE3D_UP:
key = WXK_UP;
break;
case ID_POPUP_MOVE3D_DOWN:
key = WXK_DOWN;
break;
default:
return;
}
SetView3D( key );
}
void WindowsRendererOGL2::SetViewLookAt(
const Arithmetic::Vector3 &p_Position,
const Arithmetic::Vector3 &p_Point,
const Arithmetic::Vector3 &p_WorldUp )
{
// Calculate the view vectors
Arithmetic::Vector3 ViewDir;
Arithmetic::Vector3 ViewRight;
Arithmetic::Vector3 ViewUp;
ViewDir.Copy( p_Point - p_Position );
ViewDir.Normalise( );
ViewRight.Copy( ViewDir.Cross( p_WorldUp ) );
ViewRight.Normalise( );
ViewUp.Copy( ViewRight.Cross( ViewDir ) );
ViewUp.Normalise( );
Arithmetic::Matrix3x3 Mat3;
Mat3.SetRows( ViewRight, ViewUp, -ViewDir );
Arithmetic::Vector3 Position;
Position.Copy( -( Mat3*p_Position ) );
// Call SetView3D to handle the rest
SetView3D( ViewRight, ViewUp, -ViewDir, Position );
}
void XboxRenderer::SetViewLookAt(
const Arithmetic::Vector3 &p_Position,
const Arithmetic::Vector3 &p_Point,
const Arithmetic::Vector3 &p_WorldUp )
{
// Calculate the view vectors
Arithmetic::Vector3 ViewDir;
Arithmetic::Vector3 ViewRight;
Arithmetic::Vector3 ViewUp;
ViewDir = p_Point - p_Position;
ViewDir.Normalise( );
ViewUp = p_WorldUp - p_WorldUp.Dot( ViewDir )*ViewDir;
ViewUp.Normalise( );
ViewRight = ViewDir.Cross( ViewUp );
// Call SetView3D to handle setting the view matrix
return SetView3D( ViewRight, ViewUp, ViewDir, p_Position );
}
void WindowsRendererOGL3::SetViewLookAt(
const Arithmetic::Vector3 &p_Position,
const Arithmetic::Vector3 &p_Point,
const Arithmetic::Vector3 &p_WorldUp )
{
// Calculate the view vectors
Arithmetic::Vector3 ViewDir;
Arithmetic::Vector3 ViewRight;
Arithmetic::Vector3 ViewUp;
// First, get the direction and normalise it
ViewDir.Copy( p_Point - p_Position );
ViewDir.Normalise( );
// Next, use Gram-Schmidt orthogonalisation to get the Up vector
// and normalise that
ViewUp.Copy( p_WorldUp-p_WorldUp.Dot( ViewDir )*ViewDir );
ViewUp.Normalise( );
// As the previous two vectors are already normalised, there's no
// need to normalise again. Just use the cross product of the
// direction and up vectors to generate the new orthogonal vector
ViewRight.Copy( ViewDir.Cross( ViewUp ) );
// Create the upper 3x3 matrix from the vectors (negating the
// direction elements because the Z axis is pointing toward the
// viewer)
Arithmetic::Matrix3x3 Rot;
Rot.SetRows( ViewRight, ViewUp, -ViewDir );
// Create the position from the negative of the upper 3x3 matrix
// multiplied by the desired position.
Arithmetic::Vector3 Position;
Position.Copy( -( Rot*p_Position ) );
// Call SetView3D to handle the rest
SetView3D( ViewRight, ViewUp, -ViewDir, Position );
}
void EDA_3D_CANVAS::OnChar( wxKeyEvent& event )
{
SetView3D( event.GetKeyCode() );
event.Skip();
}
