// ---------------------------------
static private void MouseEndTrackBall(int x, int y)
{
// y = camera.viewHeight - y;
if (gTrackball)
{ // if we are currently tracking, end trackball
if (gTrackBallRotation[0] != 0.0)
{
TrackBall.addToRotationTrackball(gTrackBallRotation, view.worldRotation);
}
gTrackBallRotation[0] = gTrackBallRotation[1] = gTrackBallRotation[2] = gTrackBallRotation[3] = 0.0f;
}
}
static public void mouseDragged(int button, int x, int y)
{
//y = camera.viewHeight - y;
if (button > 0)
{
if (TrackBall.gTrackball)
{
TrackBall.rollToTrackball(x, y, ref gTrackBallRotation);
}
else if (TrackBall.gDolly)
{
mouseDolly(x, y);
}
else if (TrackBall.gPan)
{
mousePan(x, y);
}
}
}
//-----------------------------------------------------------------------------
static public void mouseDown(int mousex, int mousey) // trackball
{
if (gDolly) // send to pan
{
MouseDollyStart(mousex, mousey);
}
else if (gPan) // send to dolly
{
MousePanStart(mousex, mousey);
}
else
{
// y = camera.viewHeight - y;
gDolly = false; // no dolly
gPan = false; // no pan
gTrackball = true;
TrackBall.startTrackball(mousex, mousey, 0, 0, view.Width, view.Height);
}
}
// ---------------------------------
static public void mouseUp()
{
if (gDolly)
{ // end dolly
gDolly = false;
}
else if (gPan)
{ // end pan
gPan = false;
}
else if (gTrackball)
{ // end trackball
gTrackball = false;
if (gTrackBallRotation[0] != 0.0)
{
TrackBall.addToRotationTrackball(gTrackBallRotation, view.worldRotation);
}
gTrackBallRotation[0] = gTrackBallRotation[1] = gTrackBallRotation[2] = gTrackBallRotation[3] = 0.0f;
}
}