sqrDistanceBetweenVectors() public méthode

public sqrDistanceBetweenVectors ( Vector3 a, Vector3 b ) : float
a UnityEngine.Vector3
b UnityEngine.Vector3
Résultat float
SpriteLightKitLightManager Class Documentation
Exemple #1
0
        void Update()
        {
            // we dont want the z component to influence anything
            var position = _transform.position;

            position.z = 0f;

            var nearestLightPosition = _slkLightManager.getAffectedAverageLightPos(position, maxLightSqrDistance);

            //Debug.DrawLine( position, nearestLightPosition, Color.red, 0.1f );

            var lightDistance = _slkLightManager.sqrDistanceBetweenVectors(position, nearestLightPosition);
            var lightDir      = (position - nearestLightPosition).normalized * lightDistance * shadowDistanceMultiplier;

            lightDir /= maxLightSqrDistance;

            _material.SetFloat("_HorizontalTranslation", Mathf.Clamp(lightDir.x, -maxShadowTranslation, maxShadowTranslation));
            _material.SetFloat("_VerticalTranslation", Mathf.Clamp(lightDir.y, -maxShadowTranslation, maxShadowTranslation));
        }