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C# BoundingBox.GetPositiveVertex方法代碼示例

本文整理匯總了C#中Microsoft.Xna.Framework.BoundingBox.GetPositiveVertex方法的典型用法代碼示例。如果您正苦於以下問題:C# BoundingBox.GetPositiveVertex方法的具體用法?C# BoundingBox.GetPositiveVertex怎麽用?C# BoundingBox.GetPositiveVertex使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在Microsoft.Xna.Framework.BoundingBox的用法示例。


在下文中一共展示了BoundingBox.GetPositiveVertex方法的1個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的C#代碼示例。

示例1: FastIntersects

        public static bool FastIntersects(this BoundingFrustum boundingfrustum, ref BoundingBox aabb)
        {
            if (boundingfrustum == null) {
                return false;
            }

            Plane plane;
            Vector3 normal, p;

            plane = boundingfrustum.Bottom;
            normal = plane.Normal;
            normal.X = -normal.X;
            normal.Y = -normal.Y;
            normal.Z = -normal.Z;
            p = aabb.GetPositiveVertex (ref normal);
            if (-plane.D + normal.X * p.X + normal.Y * p.Y + normal.Z * p.Z < 0) {
                return false;
            }

            plane = boundingfrustum.Far;
            normal = plane.Normal;
            normal.X = -normal.X;
            normal.Y = -normal.Y;
            normal.Z = -normal.Z;
            p = aabb.GetPositiveVertex (ref normal);
            if (-plane.D + normal.X * p.X + normal.Y * p.Y + normal.Z * p.Z < 0) {
                return false;
            }

            plane = boundingfrustum.Left;
            normal = plane.Normal;
            normal.X = -normal.X;
            normal.Y = -normal.Y;
            normal.Z = -normal.Z;
            p = aabb.GetPositiveVertex (ref normal);
            if (-plane.D + normal.X * p.X + normal.Y * p.Y + normal.Z * p.Z < 0) {
                return false;
            }

            plane = boundingfrustum.Near;
            normal = plane.Normal;
            normal.X = -normal.X;
            normal.Y = -normal.Y;
            normal.Z = -normal.Z;
            p = aabb.GetPositiveVertex (ref normal);
            if (-plane.D + normal.X * p.X + normal.Y * p.Y + normal.Z * p.Z < 0) {
                return false;
            }

            plane = boundingfrustum.Right;
            normal = plane.Normal;
            normal.X = -normal.X;
            normal.Y = -normal.Y;
            normal.Z = -normal.Z;
            p = aabb.GetPositiveVertex (ref normal);
            if (-plane.D + normal.X * p.X + normal.Y * p.Y + normal.Z * p.Z < 0) {
                return false;
            }

            plane = boundingfrustum.Top;
            normal = plane.Normal;
            normal.X = -normal.X;
            normal.Y = -normal.Y;
            normal.Z = -normal.Z;
            p = aabb.GetPositiveVertex (ref normal);
            if (-plane.D + normal.X * p.X + normal.Y * p.Y + normal.Z * p.Z < 0) {
                return false;
            }

            return true;
        }
開發者ID:knot3,項目名稱:knot3-prototype,代碼行數:71,代碼來源:FrustumHelper.cs


注:本文中的Microsoft.Xna.Framework.BoundingBox.GetPositiveVertex方法示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台,相關代碼片段篩選自各路編程大神貢獻的開源項目,源碼版權歸原作者所有,傳播和使用請參考對應項目的License;未經允許,請勿轉載。