C# (CSharp) JCSUnity JCS_Mathf.GetSign示例

示例#1

        /// <summary>
        /// Do thing when is touched.
        /// </summary>
        private void WhenTouched()
        {
            Vector3 currPos = Input.mousePosition;

            if (mDeltaPos == Vector2.zero && mDragDistance == Vector2.zero)
            {
                this.mDragStartPosition = currPos;
            }
            else
            {
                this.mDragging = true;
                Vector2 dragEndPosition = currPos;

                this.mDragDistance.x = JCS_Mathf.DistanceOfUnitVector(mDragStartPosition.x, dragEndPosition.x);
                this.mDragDistance.y = JCS_Mathf.DistanceOfUnitVector(mDragStartPosition.y, dragEndPosition.y);

                float xDiff = dragEndPosition.x - mDragStartPosition.x;
                float yDiff = dragEndPosition.y - mDragStartPosition.y;

                this.mDragDisplacement.x = mDragDistance.x * JCS_Mathf.GetSign(xDiff);
                this.mDragDisplacement.y = mDragDistance.y * JCS_Mathf.GetSign(yDiff);
            }

#if (UNITY_STANDALONE || UNITY_EDITOR)
            mDeltaPos = currPos - mPrePos;
#elif (UNITY_ANDROID || UNITY_IPHIONE || UNITY_IOS)
            mDeltaPos = Input.GetTouch(0).deltaPosition;
#endif
        }