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运行结果：

【游戏程序设计】地图拼接-编程部落

源代码：

#include <windows.h>
#include <tchar.h>
#pragma comment(lib, "winmm.lib")									//调用PlaySound函数所需库文件t#define WINDOW_WIDTH 450
#define WINDOW_HEIGHT 450
#define WINDOW_TITLE L"地图拼接"
const int rows = 8;
const int cols = 8;HINSTANCE hInst;
HDC hdc;		//画布
HDC mdc;
HBITMAP fullmap;
int  MyWindowClass(HINSTANCE);
BOOL InitInstance(HINSTANCE, int);
LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
void MyDraw(HDC);/*****************************************************************************************************************
在不同的应用程序中，在此处添加相关的全局变量
******************************************************************************************************************/
int APIENTRY WinMain(HINSTANCE hInstance, HINSTANCE hPreInstace,LPSTR lpCmdLine, int nCmdShow) 
{MyWindowClass(hInstance);PlaySound(L"sound.wav", NULL, SND_FILENAME| SND_ASYNC| SND_LOOP);	//循环播放背景音乐if(!InitInstance(hInstance, nCmdShow))return FALSE;MSG msg;while(GetMessage(&msg, NULL, 0, 0)) {TranslateMessage(&msg);DispatchMessage(&msg);}return msg.wParam;
}int MyWindowClass(HINSTANCE hInstance)
{WNDCLASSEX wcex;wcex.cbSize = sizeof(WNDCLASSEX);wcex.style = CS_HREDRAW | CS_VREDRAW;wcex.lpfnWndProc = WndProc;wcex.cbClsExtra = 0;wcex.cbWndExtra = 0;wcex.hInstance = hInstance;wcex.hIcon = NULL;wcex.hCursor = LoadCursor(NULL, IDC_ARROW);wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);wcex.lpszMenuName = NULL;wcex.lpszClassName = L"gamebase";wcex.hIconSm = NULL;return RegisterClassEx(&wcex); 
}/*****************************************************************************************************
声明地图数组，进行图块贴图，完成地图拼接
*****************************************************************************************************/
BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
{hInst = hInstance;HWND hwnd = CreateWindow(L"gamebase", WINDOW_TITLE, WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, WINDOW_WIDTH, WINDOW_HEIGHT, NULL, NULL, hInstance, NULL);if(!hwnd)return FALSE;MoveWindow(hwnd, 10, 10, WINDOW_WIDTH, WINDOW_HEIGHT, true);ShowWindow(hwnd, nCmdShow);UpdateWindow(hwnd);int mapIndex[rows][cols] = {{2,2,2,0,0,1,0,1},{0,2,2,0,0,0,1,1},{0,0,2,0,0,0,0,1},{2,0,0,0,0,0,2,2},{2,2,0,0,0,2,2,2},{2,0,0,0,2,2,0,0},{0,0,0,2,2,0,0,1},{0,0,2,0,0,0,1,1}};HDC bufdc;hdc = GetDC(hwnd);mdc = CreateCompatibleDC(hdc);bufdc = CreateCompatibleDC(hdc);													//地图块句柄fullmap = CreateCompatibleBitmap(hdc, rows*50, cols*50);							// 形成位图SelectObject(mdc, fullmap); HBITMAP map[3];wchar_t filename[20];//加载表示小地图的位图for(int i = 0; i != 3; ++i){swprintf_s(filename, L"map%d.bmp", i); map[i] = (HBITMAP)LoadImage(NULL, filename, IMAGE_BITMAP, 50, 50, LR_LOADFROMFILE);}//计算数组中对应的小地图位置for(int i = 0; i != rows; ++i)for(int j = 0; j != cols; ++j){SelectObject(bufdc, map[mapIndex[i][j]]);int x = i * 50;																		//求小地图的X坐标int y = j * 50;																		//求小地图的Y坐标BitBlt(mdc, x, y, 50, 50, bufdc, 0, 0, SRCCOPY);}SelectObject(mdc, fullmap);MyDraw(hdc); ReleaseDC(hwnd, hdc);  DeleteDC(bufdc);for(int i = 0; i != 3; ++i)DeleteObject(map[i]);return TRUE;
}LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{PAINTSTRUCT ps;switch(message){case WM_PAINT:hdc = BeginPaint(hwnd, &ps);MyDraw(hdc);EndPaint(hwnd, &ps);break;
/**************************************************************************************************************
在退出程序前，往往在此处删除创建的相关资源
***************************************************************************************************************/case WM_DESTROY:PostQuitMessage(0);break;default:return DefWindowProc(hwnd, message, wParam, lParam);}return 0;
}
/***************************************************************************************************************
在函数MyDraw（）中进行相关绘制工作
****************************************************************************************************************/
void MyDraw(HDC hdc)
{BitBlt(hdc, 10, 10, rows*50, cols*50, mdc, 0, 0, SRCCOPY);
}