levelgen.cpp

symbian 的一个 二维飞行游戏 源码 及相关技术文章

// Copyright 2002 Kenneth Guy,
// 

#include <iostream>
#include <fstream>

typedef int TInt;
typedef short TInt16;
typedef unsigned int TUint32;
typedef unsigned short TUint16;


#include "backgrounds.h"
#include "sprites.h"
#include "status.h"

/*
  Backgrounds;          0
  Sprites;              4
  Status;               8

  backgrounds   12
  sprites       12+backgrounds
  status        12+backgrounds+sprites

*/


void write32bit(int val,std::ofstream& file) {
  const unsigned char* data = (const unsigned char*)(&val);
  file.write(data,4);
}

main(int argc, char** argv) {
  if(argc!=2) {
    cerr << "levelGen <filename>\n";
    std::exit(-1);
  }

  int statusSize=KStatusSize+KStatusHeaderSize;
  int spriteSize=KSpritesSize;
  int backgroundSize=KBackgroundsSize;

  int backgroundsOffset=12;
  int spritesOffset=backgroundsOffset+backgroundSize;
  int statusOffset=spritesOffset+spriteSize;

  std::ofstream level(argv[1]);
  if(!level) {
    cerr << "Couldn't open " << argv[1] << "\n";
    std::exit(-1);
  }

  write32bit(backgroundsOffset,level);   //0
  write32bit(spritesOffset,level);       //4
  write32bit(statusOffset,level);        //8

  level.write((const unsigned char *)KBackgrounds,backgroundSize); //12
  level.write((const unsigned char *)KSprites,spriteSize);
  level.write((const unsigned char *)KStatus,statusSize);
}