public override int Intersect(Vector3 rayPosition, Vector3 rayDirection, ref Object3DCommon obj, Matrix worldSpace)
{
Matrix myModelSpace = scalingMatrix * rotationMatrix * translationMatrix * worldSpace;
// transform world space to object space
Vector3 pickRayOriginTemp = new Vector3(rayPosition.X, rayPosition.Y, rayPosition.Z);
Vector3 pickRayDirectionTemp = new Vector3(rayDirection.X, rayDirection.Y, rayDirection.Z);
// convert ray from 3d space to model space
pickRayOriginTemp.TransformCoordinate(Matrix.Invert(myModelSpace));
pickRayDirectionTemp.TransformNormal(Matrix.Invert(myModelSpace));
// check to see if I intersect
int zDistance = CheckIntersect(pickRayOriginTemp, pickRayDirectionTemp);
if (zDistance > 0)
{
obj = this;
}
if (_children != null)
{
foreach (Object3DCommon childObj in _children)
{
int newZDistance = childObj.Intersect(rayPosition, rayDirection, ref obj, myModelSpace);
if (newZDistance > zDistance)
{
zDistance = newZDistance;
}
}
}
return(zDistance);
}
public IObject3D Intersect(Vector3 rayPosition, Vector3 rayDirection, Matrix worldSpace)
{
Object3DCommon obj = null;
int result = Intersect(rayPosition, rayDirection, ref obj, worldSpace);
if (result < 0)
{
return(null);
}
else
{
return(obj);
}
}
public override int Intersect(Vector3 rayPosition, Vector3 rayDirection, ref Object3DCommon obj, Matrix worldSpace)
{
int zDistance = -1;
//Matrix myModelSpace = worldSpace * manipulateMatrix;
Matrix myModelSpace = Matrix.Multiply(scalingMatrix * rotationMatrix * translationMatrix, worldSpace);
if (_children != null)
{
foreach (Object3DCommon childObj in _children)
{
int newZDistance = childObj.Intersect(rayPosition, rayDirection, ref obj, myModelSpace);
if (newZDistance > zDistance)
{
zDistance = newZDistance;
}
}
}
return(zDistance);
}
public override int Intersect( Vector3 rayPosition, Vector3 rayDirection, ref Object3DCommon obj, Matrix worldSpace )
{
int zDistance = -1;
//Matrix myModelSpace = worldSpace * manipulateMatrix;
Matrix myModelSpace = Matrix.Multiply(scalingMatrix * rotationMatrix * translationMatrix, worldSpace);
if (_children != null)
{
foreach (Object3DCommon childObj in _children)
{
int newZDistance = childObj.Intersect(rayPosition, rayDirection, ref obj, myModelSpace);
if (newZDistance > zDistance)
{
zDistance = newZDistance;
}
}
}
return zDistance;
}
public override int Intersect(Vector3 rayPosition, Vector3 rayDirection, ref Object3DCommon obj, Matrix worldSpace)
{
Matrix myModelSpace = scalingMatrix * rotationMatrix * translationMatrix * worldSpace;
// TODO: Ryan wants to add real curve intersection here
// for now, we do a fake init on z-distance:
int zDistance = 0;
if (_children != null)
{
foreach (Object3DCommon childObj in _children)
{
int newZDistance = childObj.Intersect(rayPosition, rayDirection, ref obj, myModelSpace);
if (newZDistance > zDistance)
{
zDistance = newZDistance;
}
}
}
return(zDistance);
}
public abstract int Intersect( Vector3 rayPosition, Vector3 rayDirection, ref Object3DCommon obj, Matrix worldSpace );
public abstract int Intersect(Vector3 rayPosition, Vector3 rayDirection, ref Object3DCommon obj, Matrix worldSpace);
public override int Intersect( Vector3 rayPosition, Vector3 rayDirection, ref Object3DCommon obj, Matrix worldSpace )
{
Matrix myModelSpace = scalingMatrix * rotationMatrix * translationMatrix * worldSpace;
// transform world space to object space
Vector3 pickRayOriginTemp = new Vector3(rayPosition.X, rayPosition.Y, rayPosition.Z);
Vector3 pickRayDirectionTemp = new Vector3(rayDirection.X,rayDirection.Y,rayDirection.Z);
// convert ray from 3d space to model space
pickRayOriginTemp.TransformCoordinate(Matrix.Invert(myModelSpace));
pickRayDirectionTemp.TransformNormal (Matrix.Invert(myModelSpace));
// check to see if I intersect
int zDistance = CheckIntersect(pickRayOriginTemp,pickRayDirectionTemp);
if (zDistance > 0)
{
obj = this;
}
if (_children != null)
{
foreach (Object3DCommon childObj in _children)
{
int newZDistance = childObj.Intersect(rayPosition, rayDirection, ref obj, myModelSpace);
if (newZDistance > zDistance)
{
zDistance = newZDistance;
}
}
}
return zDistance;
}
public override int Intersect( Vector3 rayPosition, Vector3 rayDirection, ref Object3DCommon obj, Matrix worldSpace )
{
Matrix myModelSpace = scalingMatrix * rotationMatrix * translationMatrix * worldSpace;
// TODO: Ryan wants to add real curve intersection here
// for now, we do a fake init on z-distance:
int zDistance = 0;
if (_children != null)
{
foreach (Object3DCommon childObj in _children)
{
int newZDistance = childObj.Intersect(rayPosition, rayDirection, ref obj, myModelSpace);
if (newZDistance > zDistance)
{
zDistance = newZDistance;
}
}
}
return zDistance;
}
