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glViewport( 0, 0, width, height );

glMatrixMode( GL_PROJECTION );

glLoadIdentity( );

}

//程序入口

int main(int argc, char *argv[])

{

//隨機生成細胞的狀態

MapRand();

std::cout<

//SDL初始化

const SDL_VideoInfo* info = NULL;

int width = 0;

int height = 0;

int bpp = 0;

int flags = 0;

if( SDL_Init( SDL_INIT_VIDEO ) < 0 ) {

fprintf( stderr, "Video initialization failed: %s\n",

SDL_GetError( ) );

quit_tutorial( 1 );

}

info = SDL_GetVideoInfo( );

if( !info ) {

fprintf( stderr, "Video query failed: %s\n",

SDL_GetError( ) );

quit_tutorial( 1 );

}

width = 1024;

height = 768;

bpp = info->vfmt->BitsPerPixel;

SDL_GL_SetAttribute( SDL_GL_RED_SIZE, 24 );

SDL_GL_SetAttribute( SDL_GL_GREEN_SIZE, 24 );

SDL_GL_SetAttribute( SDL_GL_BLUE_SIZE, 24 );

SDL_GL_SetAttribute( SDL_GL_DEPTH_SIZE, 16 );

SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER, 1 );

flags = SDL_OPENGL | SDL_FULLSCREEN;

if( SDL_SetVideoMode( width, height, bpp, flags ) == 0 ) {

fprintf( stderr, "Video mode set failed: %s\n",

SDL_GetError( ) );

quit_tutorial( 1 );

}

//初始化OpenGL

setup_opengl( width, height );

//進入消息循環

SDL_Process();

//退出程序

quit_tutorial( 0 );

return 0;

}

void SDL_Process()

{

bool gameOver = false;

while( !gameOver )

{

SDL_Event gameEvent;

SDL_PollEvent(&gameEvent);

if ( &gameEvent != 0 )