private void BoxRaycastStepUpdate(RayStep rayStep)
{
Vector3 scale = transform.lossyScale;
float scaleOverride = ScaleOverride;
if (scaleOverride > 0)
{
scale = scale.normalized * scaleOverride;
}
Quaternion orientation = orientationMode == OrientModeEnum.None ?
Quaternion.LookRotation(rayStep.Direction, Vector3.up) :
CalculateMagnetismOrientation(rayStep.Direction, Vector3.up);
Matrix4x4 targetMatrix = Matrix4x4.TRS(Vector3.zero, orientation, scale);
if (boxCollider == null)
{
boxCollider = GetComponent <BoxCollider>();
}
Debug.Assert(boxCollider != null, $"Missing a box collider for Surface Magnetism on {gameObject}");
Vector3 extents = boxCollider.size;
if (MixedRealityRaycaster.RaycastBoxPhysicsStep(rayStep, extents, transform.position, targetMatrix, maxDistance, magneticSurfaces, boxRaysPerEdge, orthographicBoxCast, out Vector3[] positions, out Vector3[] normals, out bool[] hits))
private void BoxRaycastStepUpdate(RayStep rayStep)
{
Vector3 scale = transform.lossyScale;
float scaleOverride = ScaleOverride;
if (scaleOverride > 0)
{
scale = scale.normalized * scaleOverride;
}
Quaternion orientation = orientationMode == OrientModeEnum.None ?
Quaternion.LookRotation(rayStep.Direction, Vector3.up) :
CalculateMagnetismOrientation(rayStep.Direction, Vector3.up);
Matrix4x4 targetMatrix = Matrix4x4.TRS(Vector3.zero, orientation, scale);
if (boxCollider == null)
{
boxCollider = GetComponent <BoxCollider>();
}
Debug.Assert(boxCollider != null, $"Missing a box collider for Surface Magnetism on {gameObject}");
Vector3 extents = boxCollider.size;
Vector3[] positions;
Vector3[] normals;
bool[] hits;
if (MixedRealityRaycaster.RaycastBoxPhysicsStep(rayStep, extents, transform.position, targetMatrix, maxDistance, magneticSurfaces, boxRaysPerEdge, orthographicBoxCast, out positions, out normals, out hits))
{
Plane plane;
float distance;
// Place an unconstrained plane down the ray. Don't use vertical constrain.
FindPlacementPlane(rayStep.Origin, rayStep.Direction, positions, normals, hits, boxCollider.size.x, maximumNormalVariance, false, orientationMode == OrientModeEnum.None, out plane, out distance);
// If placing on a horizontal surface, need to adjust the calculated distance by half the app height
float verticalCorrectionOffset = 0;
if (IsNormalVertical(plane.normal) && !Mathf.Approximately(rayStep.Direction.y, 0))
{
float boxSurfaceVerticalOffset = targetMatrix.MultiplyVector(new Vector3(0, extents.y * 0.5f, 0)).magnitude;
Vector3 correctionVector = boxSurfaceVerticalOffset * (rayStep.Direction / rayStep.Direction.y);
verticalCorrectionOffset = -correctionVector.magnitude;
}
float boxSurfaceOffset = targetMatrix.MultiplyVector(new Vector3(0, 0, extents.z * 0.5f)).magnitude;
// Apply boxSurfaceOffset to ray direction and not surface normal direction to reduce sliding
GoalPosition = rayStep.Origin + rayStep.Direction * Mathf.Max(closeDistance, distance + surfaceRayOffset + boxSurfaceOffset + verticalCorrectionOffset) + plane.normal * (0 * boxSurfaceOffset + surfaceNormalOffset);
GoalRotation = CalculateMagnetismOrientation(rayStep.Direction, plane.normal);
OnSurface = true;
}
else
{
OnSurface = false;
}
}