portaldata.h

3D游戏开发需要用到BSP树来经行场景渲染的管理。本代码包含完整的BSP及文件生成实现

#pragma once

// PRT File structures

struct sPortalHeader {
	char		magic[4];
	int			version;
	int			numPortals;
};

// Record entry
struct sPInfo {
	unsigned int cluster[2];
	unsigned int numPoints;
	// vec4[numPoints] follow
};