opengl实现推箱子游戏.doc

共分为4个.h文件和5个.cpp文件1、 keyListener.h，keyListener.cpp2、 map.h，map.cpp3、 texture.h，texture.cpp4、 textview.h，textview.cpp5、 Main.cpp1、 Main.cpp#include #include #include #include #include #include map.h#include Texture.h#include keyListener.h#include textview.h#pragma comment(linker,/subsystem:Windows /entry:mainCRTStartup)Texture texture; / 文理加载类Map map; / 地图加载类KeyListener keylistener; /键盘监听事件类TextView textview;int* image;int *mp;int window; /窗口int is_pass = 0; / 是否过关标志int *pass = &is_pass;int level = 1; / 关卡int *lv = &level;int pre_lv = 1;/颜色的RGB值int black3 = 0 , 0 , 0;int white3 = 255 , 255 , 255;int orange3 = 255, 128, 0;/窗口大小变化时调用的函数 void ChangeSize(GLsizei w, GLsizei h) if(h = 0) h = 1; glViewport(0, 0, w, h); /定义视口大小，宽高一致 int width = 550; int height = 550; glMatrixMode(GL_PROJECTION); /重置坐标系统，使投影变换复位 glLoadIdentity(); /将当前的用户坐标系的原点移到了屏幕中心 GLfloat aspect; if(w h) aspect = (GLfloat) w / h; glOrtho(0, width * aspect, 0, height, 0, width); void display_text()glColor3ub(orange0,orange1,orange2);glRasterPos2i(250, 570); /起始位置 textview.drawString(推箱子); /输出的字符串 glRasterPos2i(400, 570); char c10 = 第;char d5 ;sprintf(d, %d关, level);strcat(c, d); textview.drawString(c); glRasterPos2i(120, 80); textview.drawString(1、ESC键退出游戏); glRasterPos2i(120, 60); textview.drawString(2、BackSpace后退); glRasterPos2i(120, 40); textview.drawString(3、PageUp、PageDown切换关卡); glRasterPos2i(120, 20); textview.drawString(4、键盘上、下、左、右键控制方向); /画长方形void draw_rect(int leftX, int leftY)glBegin(GL_POLYGON); glColor3ub(black0,black1,black2); glVertex2d(leftX,leftY); /左下角 glVertex2d(leftX+100,leftY); /右下角 glVertex2d(leftX+100,leftY+100); /右上角 glVertex2d(leftX,leftY+100); /左上角 glEnd();/结束画线void drawmap()glColor3ub(white0,white1,white2); /清理颜色，为黑色，（也可认为是背景颜色） glEnable(GL_TEXTURE_2D); for (int i = 50; i 500; i += 30)for (int j = 100; j 550; j += 30)int y = (i - 50) / 30;int x =14 - (j - 100) / 30;int pos = mpxy;if(pos = 6)keylistener.get_man_location(x, y);texture.display_texture(imagepos, i, j);display_text();if(pre_lv != level)pre_lv = level;draw_rect(400, 570);/glutSwapBuffers();glFlush();if(is_pass)MessageBox(NULL, 恭喜过关, 提示, 0);is_pass = 0;level +;map.load_map(level);keylistener.stay_origin_map(); / 保留原地图void load_map_and_picture()mp = new int*15;for(int i = 0; i 15; i+)mpi = new int15;for(int j = 0; j 15; j+)mpij = 0;image = new int10;for(int i = 0; i 10; i+)imagei = 0;/ 加载地图map.getmap(mp);map.load_map(level); /键盘相应事件keylistener.get_map(mp);keylistener.get_level(lv);keylistener.get_window(window);keylistener.get_pass_flag(pass);/加载图片texture.get_image(image);texture.load_texture();int main(int argc, char *argv)glutInit(&argc, argv);glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB);glutInitWindowSize(550, 600); /设置窗口大小glutInitWindowPosition(100, 100); / 设置初始窗口的位置window = glutCreateWindow(推箱子);glutDisplayFunc(&drawmap);load_map_and_picture();glutIdleFunc(&drawmap); / 对键盘事件的响应glutSpecialFunc(keylistener.SpecialKeys); glutKeyboardFunc(keylistener.keyPressed);/参数为一个函数，当窗口大小改变时会被调用 glutReshapeFunc(ChangeSize);glutMainLoop();2、keylistener.h#include #include #include #include class KeyListenerpublic:KeyListener();KeyListener();static void SpecialKeys(GLint key, GLint x, GLint y);/键盘的上下左右键static void keyPressed(unsigned char key, int x, int y);/键盘响应事件static void get_man_location(int x, int y);static void get_window(int wnd);static void get_map(int *map);static void move(int dir); /移动一步static bool is_pass(); /判断是否过关static void get_pass_flag(int *ispass);static void get_level(int *lv);static void stay_origin_map();static int window;static int dir_x4 ;static int dir_y4 ;static int direction; /当前方向static int manX, manY; /人所处的位置 static int *mp;static int map1515;static int* level;static int* pass;2、 keylistener.cpp#include keyListener.h#include map.h#include #include #include #define ESCAPE 27#define BACKSPACE 8#define UP 0#define DOWN 1#define LEFT 2#define RIGHT 3int KeyListener:window = 0;/上下左右int KeyListener:dir_x4 = -1, 1, 0, 0;int KeyListener:dir_y4 = 0, 0, -1, 1;int KeyListener:direction = 1; /当前方向int KeyListener:manX = 0;int KeyListener:manY = 0;int *KeyListener:mp = NULL;int KeyListener:map1515 = 0;int *KeyListener:level = NULL;int *KeyListener:pass = NULL;Map MAP;std:stack s;KeyListener:KeyListener()KeyListener:KeyListener()void KeyListener:keyPressed(unsigned char key, int x, int y)switch(key)case : break;case ESCAPE:glutDestroyWindow(window); exit(0); break;case BACKSPACE: /后退一步if(s.size() = 1 )break;int cur_dir = s.top(); s.pop(); /当前坐标的方向/当前坐标int mx = s.top(); s.pop();int my = s.top(); s.pop();int cur_picture = s.top(); s.pop(); /当前坐标cur_dir方向的图片int next_picture = s.top(); s.pop(); /前一个坐标以前图片int pre_dir = s.top();int dx = dir_xcur_dir;int dy = dir_ycur_dir;mpmxmy = cur_picture;mpmx + dxmy + dy = next_picture;mpmx - dxmy - dy = pre_dir + 5;manX = mx - dx;manY = my - dy;break;default:break;/键盘的上下左右键void KeyListener:SpecialKeys(GLint key, GLint x, GLint y) switch(key)case GLUT_KEY_UP: /向上移动 direction = UP;move(direction);break;case GLUT_KEY_DOWN: /向下移动direction = DOWN;move(direction);break;case GLUT_KEY_LEFT: /向左移动direction = LEFT;move(direction);break;case GLUT_KEY_RIGHT: /向右移动direction = RIGHT;move(direction);break;case GLUT_KEY_PAGE_UP: /下一关(*level) +;if(*level) 13)(*level) -;break;/ 加载地图MAP.getmap(mp);MAP.load_map(*level); stay_origin_map();break;case GLUT_KEY_PAGE_DOWN: /上一关(*level) -;if(*level) 1)(*level) +;break;/ 加载地图MAP.getmap(mp);MAP.load_map(*level); stay_origin_map();break;default:break;void KeyListener:move(int dir)int x = manX;int y = manY;int dx = dir_xdir;int dy = dir_ydir;manX += dx;manY += dy;int origin_picture = mpmanXmanY;int next_picture = mpmanX + dxmanY + dy;/dir方向是箱子，箱子dir方向是墙或箱子if(mpmanXmanY = 4 | mpmanXmanY = 3) & (mpmanX + dxmanY + dy = 2 | mpmanX + dxmanY + dy = 3 | mpmanX + dxmanY + dy = 4)manX -= dx, manY -= dy;return ;/dir方向是墙if(mpmanXmanY = 2)manX -= dx, manY -= dy;return ;/dir方向是草地或者目的地if(mpmanXmanY = 1 | mpmanXmanY = 9) mpmanXmanY = dir + 5;if(mapxy = 9) /原来位置是目的地mpxy = 9; else mpxy = 1; /原来位置是草地/dir方向是箱子，箱子dir方向是草地if(mpmanXmanY = 4 | mpmanXmanY = 3) & mpmanX + dxmanY + dy = 1)mpmanXmanY = dir + 5;if(mpmanXmanY = 3) /若是移动已达目的地的箱子，原箱子位置值为9mpmanXmanY = 9;if(mapxy = 9) /原来位置是目的地mpxy = 9;else /原来位置是草地mpxy = 1;mpmanX + dxmanY + dy = 4; /草地位置变箱子 /dir方向是箱子，箱子dir方向是目的地if(mpmanXmanY = 4 | mpmanXmanY = 3) & mpmanX + dxmanY + dy = 9) mpmanXmanY = dir + 5;if(mpmanXmanY = 3) /若是移动一大目的地的箱子，原箱子位置值为9mpmanXmanY = 9;if(mapxy = 9) /原来位置是目的地mpxy = 9;else /原来位置是草地mpxy=1;mpmanX + dxmanY + dy = 3; /目的地位置变箱子if(is_pass()*pass = 1;/每走一步保存当前位置的坐标、以前的图片、s.push(next_picture);s.push(origin_picture);s.push(manY);s.push(manX);s.push(dir);void KeyListener:get_man_location(int x, int y)manX = x;manY = y;void KeyListener:get_window(int wnd)window = wnd;void KeyListener:get_level(int *lv)level = lv;void KeyListener:get_map(int *Mp)mp = Mp;stay_origin_map();void KeyListener:stay_origin_map()while(!s.empty()s.pop();direction = 1;s.push(direction);for(int i = 0; i 15; i+)for(int j = 0; j 15; j+)mapij = mpij;if(mapij = 3)mapij = 9;void KeyListener:get_pass_flag(int *ispass)pass = ispass;bool KeyListener:is_pass()int p = 0;for (int i = 0; i 15; i+)for (int j = 0; j 15; j+)if(mpij = 4) p+;if (p = 0) return true;return false;3、 map.hclass Mappublic :int *mp;Map();Map();void get_map(char *filepath);void load_map(int level);void getmap(int *map);4、 map.cpp#include #include #include #include map.hchar root_directory100 = F:source; /地图、图片根目录Map:Map() Map:Map() delete mp;void Map:get_map(char *filepath)char buffer1024 = ;FILE *fp = fopen(filepath, r);if(fp = NULL) MessageBox(NULL, 地图加载失败, ERROR, 0); return ; int row = 0;while(!feof(fp)char *ch = fgets(buffer, 1024, fp);if(ch = NULL)return ;for(int i = 0; i 15; i+)mprowi = bufferi- 48;row+;void Map:load_map(int level)char path100 = ;strcpy(path, root_directory);char d6;itoa(level, d, 10);strcat(d,.txt);strcat(path, d);get_map(path);void Map:getmap(int *map)mp = map;5、 textview.hclass TextViewpublic:TextView();TextView();void drawString(char *str);6、 textview.cpp#include textview.h#include #include #include TextView:TextView()TextView:TextView()void TextView:drawString(char *str)int len, i; wchar_t* wstring; HDC hDC = wglGetCurrentDC(); GLuint list = glGenLists(1); / 计算字符的个数 / 如果是双字节字符的（比如中文字符），两个字节才算一个字符 / 否则一个字节算一个字符 len = 0; for(i=0; stri!=0; +i) if( IsDBCSLeadByte(stri) ) +i; +len; / 将混合字符转化为宽字符 wstring = (wchar_t*)malloc(len+1) * sizeof(wchar_t); MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, str, -1, wstring, len); wstringlen = L0; / 逐个输出字符 for(i=0; ilen; +i) wglUseFontBitmapsW(hDC, wstringi, 1, list); glCallList(list); / 回收所有临时资源 free(wstring); glDeleteLists(list, 1);7、 texture.hclass Texturepublic:int* image;Texture();Texture();int get_texture(char *filename);void load_texture();void display_texture(int img, int x, int y);void get_image(int *img);8、 texture.cpp#include #include #include #include Texture.h#pragma comment(lib,glaux.lib)char root100 = F:source; /地图、图片根目录Texture:Texture()Texture:Texture()delete image;int Texture:get_texture(char *filename)BITMAP bm; GLuint idTexture ; CImage img; /需要头文件atlimage.h HRESULT hr = img.Load(filename); if ( !SUCCEEDED(hr) ) /文件加载失败 MessageBox(NULL, 图片加载失败, ERROR, 0); return NULL; HBITMAP hbmp = img; if(!GetObject(hbmp, sizeof(bm), &bm) return 0; glGenTextures(1, &idTexture); glBindTexture(GL_TEXTURE_2D, idTexture); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); glTexPa