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C# Geom.TransformToLocalCoordinates方法代码示例

本文整理汇总了C#中Geom.TransformToLocalCoordinates方法的典型用法代码示例。如果您正苦于以下问题:C# Geom.TransformToLocalCoordinates方法的具体用法?C# Geom.TransformToLocalCoordinates怎么用?C# Geom.TransformToLocalCoordinates使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在Geom的用法示例。


在下文中一共展示了Geom.TransformToLocalCoordinates方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: Collide

        /// <summary>
        /// Finds the contactpoints between the two geometries.
        /// </summary>
        /// <param name="geomA">The first geom.</param>
        /// <param name="geomB">The second geom.</param>
        /// <param name="contactList">The contact list.</param>
        public void Collide(Geom geomA, Geom geomB, ContactList contactList)
        {
            int vertexIndex = -1;

            //Lookup distancegrid A data from list
            DistanceGridData geomAGridData = _distanceGrids[geomA.id];

            //Iterate the second geometry vertices
            for (int i = 0; i < geomB.worldVertices.Count; i++)
            {
                if (contactList.Count == PhysicsSimulator.MaxContactsToDetect)
                    break;

                vertexIndex += 1;
                _vertRef = geomB.WorldVertices[i];
                geomA.TransformToLocalCoordinates(ref _vertRef, out _localVertex);

                //The geometry intersects when distance <= 0
                //Continue in the list if the current vector does not intersect
                if (!geomAGridData.Intersect(ref _localVertex, out _feature))
                    continue;

                //If the geometries collide, create a new contact and add it to the contact list.
                if (_feature.Distance < 0f)
                {
                    geomA.TransformNormalToWorld(ref _feature.Normal, out _feature.Normal);

                    Contact contact = new Contact(geomB.WorldVertices[i], _feature.Normal, _feature.Distance, new ContactId(geomB.id, vertexIndex, geomA.id));
                    contactList.Add(contact);
                }
            }

            //Lookup distancegrid B data from list
            DistanceGridData geomBGridData = _distanceGrids[geomB.id];

            //Iterate the first geometry vertices
            for (int i = 0; i < geomA.WorldVertices.Count; i++)
            {
                if (contactList.Count == PhysicsSimulator.MaxContactsToDetect)
                    break;

                vertexIndex += 1;
                _vertRef = geomA.WorldVertices[i];
                geomB.TransformToLocalCoordinates(ref _vertRef, out _localVertex);

                if (!geomBGridData.Intersect(ref _localVertex, out _feature))
                    continue;

                if (_feature.Distance < 0f)
                {
                    geomB.TransformNormalToWorld(ref _feature.Normal, out _feature.Normal);
                    _feature.Normal = -_feature.Normal;

                    Contact contact = new Contact( geomA.WorldVertices[i], _feature.Normal, _feature.Distance, new ContactId(geomA.id, vertexIndex, geomB.id));
                    contactList.Add(contact);
                }
            }
        }
开发者ID:elefantstudio-se,项目名称:todesesser,代码行数:64,代码来源:DistanceGrid.cs


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