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C++ Partition::Init方法代码示例

本文整理汇总了C++中Partition::Init方法的典型用法代码示例。如果您正苦于以下问题:C++ Partition::Init方法的具体用法?C++ Partition::Init怎么用?C++ Partition::Init使用的例子?那么, 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Partition的用法示例。


在下文中一共展示了Partition::Init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: Init

// 3D spatial partition
bool SpatialPartitionManager::Init(Vector3 minWorldDimension, Vector3 maxWorldDimension, Vector3 worldDivision, bool numPartitionBased, Mesh* mesh)
{
	worldDimension = maxWorldDimension - minWorldDimension;

	// ensure the data are not 0
	if (worldDimension.IsZero() || worldDivision.IsZero())
	{
		return false;
	}

	else
	{
		// divide the world base on the number of partitons given
		if (numPartitionBased)
		{
			numPartition = worldDivision;
			partitionDimension.Set(worldDimension.x / worldDivision.x, worldDimension.y / worldDivision.y, worldDimension.z / worldDivision.z);
		}

		else
		{
			partitionDimension = worldDivision;
			numPartition.Set(worldDimension.x / partitionDimension.x, worldDimension.y / partitionDimension.y, worldDimension.z / partitionDimension.z);
		}
	}

	type = PARTITION_3D;
	this->minWorldDimension = minWorldDimension;
	this->maxWorldDimension = maxWorldDimension;

	int id = 0;
	for (int k = 0; k < numPartition.z; ++k)
	{
		for (int j = 0; j < numPartition.y; ++j)
		{
			for (int i = 0; i < numPartition.x; ++i)
			{
				id = i + j * (int)numPartition.x + k * (int)numPartition.x * (int)numPartition.y;

				Partition* partition = new Partition();
				partition->Init(partitionDimension, 
					Vector3(minWorldDimension.x + i * partitionDimension.x,
							minWorldDimension.y + j * partitionDimension.y,
							minWorldDimension.z + k * partitionDimension.z),

					Vector3(minWorldDimension.x + (i + 1) * partitionDimension.x, 
							minWorldDimension.y + (j + 1) * partitionDimension.y, 
							minWorldDimension.z + (k + 1) * partitionDimension.z),
							id, 
							mesh);

				partitions.push_back(partition);
			}
		}
	}

	return true;
}
开发者ID:Chongjx,项目名称:Alpha,代码行数:59,代码来源:SpatialPartitionManager.cpp


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