void CameraDefaultCtrl::onMouseMove(float x, float y)
{
if(m_bLeftDrag)
{
Vector2 nowPt(x,y);
Vector2 delta = nowPt - m_lastDragPt;
m_yaw += delta.x*2;
m_pitch += delta.y*2;
updateViewMat();
m_lastDragPt.x = x;
m_lastDragPt.y = y;
}
else if(m_bRightDrag)
{
Vector3 vX(1, 0, 0);
Vector3 vZ(0, 0, 1);
Vector2 nowPt(x,y);
Vector2 delta = nowPt - m_lastDragPt;
delta *= m_moveSpeed;
m_lookAt -= vX*delta.x;
m_lookAt -= vZ*delta.y;
updateViewMat();
m_lastDragPt = nowPt;
}
}
void Roam::turn(int direct) {
int dX[4] = { 1, -1, 0, 0 };
int dY[4] = { 0, 0, 1, -1 };
CPoint nowPt(5 * dX[direct], 5 * dY[direct]);
CPoint prePt(0, 0);
rotateCenter(nowPt, prePt);
}