void Camera::RotateLeftAroundCenter(float speed)
{
Vec3D d = m_up.CrossProduct(m_center - m_eye);
float tam = d.Length();
d /= tam;
m_eye += d * speed;
}
void Camera::MoveLeft(float speed)
{
Vec3D d = m_up.CrossProduct(m_center - m_eye);
float tam = d.Length();
d /= tam;
m_center += d * speed;
m_eye += d * speed;
}
void Camera::MoveForward(float speed)
{
Vec3D d = m_center - m_eye;
float tam = d.Length();
d /= tam;
m_center += d * speed;
m_eye += d * speed;
}
vfloat CVX_Sim::GetSumForceDir(CVX_FRegion* pRegion)
{
//right now only fixed regions... (forced regions should be zero!)
//get force only in dircetion of pull!
Vec3D<> Res = GetSumForce(pRegion);
Vec3D<> Dir = pRegion->Displace;
if (Dir.Length2() == 0) return Res.Length(); //return magnitude of no direction...
else {
Dir.Normalize();
return Res.Dot(Dir);
}
}
void CQDM_Edit::DrawSectionPlane(bool FastMode)//draw a slice plane to reference where we're cutting
{
Vec3D<> WS = GetWorkSpace();
Vec3D<> v1, v2, v12, v21, ArrDir;
CColor CutColor = CColor(0.3, 0.3, 0.5, 1.0);
double PadOut = WS.Length()/10.0;
double Plane;
switch (CurSecAxis){
case ZAXIS:
// DrawSecZ(CurSecLayer, LAYERMAX, CurSecFromNeg, GetCurSel());
Plane = GetXYZ(0, 0, CurSecLayer).z;
v1 = Vec3D<>(-PadOut, -PadOut, Plane);
v2 = Vec3D<>(WS.x+PadOut, WS.y+PadOut, Plane);
v12 = Vec3D<>(v1.x, v2.y, v1.z);
v21 = Vec3D<>(v2.x, v1.y, v1.z);
ArrDir = Vec3D<>(0,0, CurSecFromNeg?-PadOut:PadOut);
break;
case YAXIS:
// DrawSecY(CurSecLayer, LAYERMAX, CurSecFromNeg, GetCurSel());
Plane = GetXYZ(0, CurSecLayer, 0).y;
v1 = Vec3D<>(-PadOut, Plane, -PadOut);
v2 = Vec3D<>(WS.x+PadOut, Plane, WS.z+PadOut);
v12 = Vec3D<>(v1.x, v1.y, v2.z);
v21 = Vec3D<>(v2.x, v1.y, v1.z);
ArrDir = Vec3D<>(0,CurSecFromNeg?-PadOut:PadOut, 0);
break;
case XAXIS:
// DrawSecX(CurSecLayer, LAYERMAX, CurSecFromNeg, GetCurSel());
Plane = GetXYZ(CurSecLayer, 0, 0).x;
v1 = Vec3D<>(Plane, -PadOut, -PadOut);
v2 = Vec3D<>(Plane, WS.y+PadOut, WS.z+PadOut);
v12 = Vec3D<>(v1.x, v1.y, v2.z);
v21 = Vec3D<>(v1.x, v2.y, v1.z);
ArrDir = Vec3D<>(CurSecFromNeg?-PadOut:PadOut,0,0);
break;
}
CGL_Utils::DrawRectangle(v1, v2, !FastMode, 0, CColor(CutColor.r, CutColor.g, CutColor.b, 0.3));
CGL_Utils::DrawArrow(v1, ArrDir, CutColor);
CGL_Utils::DrawArrow(v2, ArrDir, CutColor);
CGL_Utils::DrawArrow(v12, ArrDir, CutColor);
CGL_Utils::DrawArrow(v21, ArrDir, CutColor);
}
