基于DirectDraw的射击游戏

// canvasFrame.cpp : implementation file // #include "stdafx.h" #include "canvasr.h" #include "canvasFrame.h" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif struct bullet //飛機的子彈 { int x; //貼圖的 X 座標 int y; //貼圖的 Y 座標 int hitx; //碰撞點的 X 座標 int hity; //碰撞點的 Y 座標 BOOL exist; //子彈是否存在 }; struct cartridge //怪物的子彈 { int x; int y; int hitx; int hity; BOOL exist; }; struct ship //飛機 { int x; //貼圖的 X 座標 int y; //貼圖的 Y 座標 RECT r[3]; //飛機的區塊 }; struct monster //怪物 { int x; //貼圖的 X 座標 int y; //貼圖的 Y 座標 int type; //怪物的類型 int draw; //控制貼圖速度的變數 RECT r[3]; //怪物的區塊 POINT p[4]; //怪物的碰撞點 BOOL exist; //怪物是否存在 }; ///////////////////////////////////////////////////////////////////////////// // canvasFrame IMPLEMENT_DYNCREATE(canvasFrame, CFrameWnd) //宣告 DirectDraw 變數 LPDIRECTDRAW7 DD; LPDIRECTDRAWSURFACE7 DDSur; LPDIRECTDRAWSURFACE7 DDBuf; LPDIRECTDRAWSURFACE7 DDPla[10]; DDSCAPS2 DDcaps; DDSURFACEDESC2 DDde; HRESULT result; DDCOLORKEY key; //宣告 DirectSound 變數 LPDIRECTSOUND DS; LPDIRECTSOUNDBUFFER DSPri; LPDIRECTSOUNDBUFFER DSBuf[6]; WAVEFORMATEX DSfmt; WAVEFORMATEX wfmt; DSBUFFERDESC DSde; MMCKINFO ckRiff; MMCKINFO ckInfo; MMRESULT mmresult; HMMIO hmmio; DWORD wsize; LPVOID pAudio; DWORD bytesAudio; //宣告 DirectInput 變數 LPDIRECTINPUT7 DI; LPDIRECTINPUTDEVICE7 DIms; DIMOUSESTATE2 DImstate; //宣告其它變數 HDC hdc,dhdc; HBITMAP bitmap; int i,j,m,n; int bgx; int bcount,mcount,ccount; int t,f; //控制螢幕貼圖 int score=0; //分數 BOOL press,hit,over; cartridge c[100]; //怪物子彈陣列 bullet b[100]; //飛機子彈陣列 monster mon[50]; //怪物陣列 ship ship; char str[20]; canvasFrame::canvasFrame() { Create(NULL,"繪圖視窗",WS_POPUP); hdc = ::CreateCompatibleDC(NULL); ::ShowCursor(false); CreateDDPla(640,480,"load.bmp",9); DDBuf->BltFast( 0 , 0 , DDPla[9], CRect(0,0,640,480) , DDBLTFAST_WAIT); DDSur->Flip( NULL , DDFLIP_WAIT ); //顯示載入中圖案 CreateDDPla(640,480,"bgbmp.bmp",0); CreateDDPla(100,74,"ship.bmp",1); CreateDDPla(10,10,"bullet.bmp",2); CreateDDPla(80,59,"mon0.bmp",3); CreateDDPla(60,56,"mon1.bmp",4); CreateDDPla(79,51,"mon2.bmp",5); CreateDDPla(10,10,"cartridge.bmp",6); CreateDDPla(80,80,"hit.bmp",7); CreateDDPla(640,159,"over.bmp",8); CreateDSBuf("s0.wav",0); CreateDSBuf("s1.wav",1); CreateDSBuf("s2.wav",2); CreateDSBuf("s3.wav",3); ColorKey(1); ColorKey(2); ColorKey(3); ColorKey(4); ColorKey(5); ColorKey(6); ColorKey(7); ColorKey(8); ship.x = 540; ship.y = 200; DSBuf[0]->Play(0,0,1); //播放背景音樂 } canvasFrame::~canvasFrame() { delete bitmap; delete hdc; delete dhdc; DD->Release(); DDSur->Release(); for(i=0;i<=9;i++) DDPla[i]->Release(); DI->Release(); DIms->Release(); DS->Release(); DSPri->Release(); for(i=0;i<=2;i++) DSBuf[i]->Release(); } BEGIN_MESSAGE_MAP(canvasFrame, CFrameWnd) //{{AFX_MSG_MAP(canvasFrame) ON_WM_CREATE() ON_WM_TIMER() ON_WM_KEYDOWN() //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // canvasFrame message handlers int canvasFrame::OnCreate(LPCREATESTRUCT lpCreateStruct) { if (CFrameWnd::OnCreate(lpCreateStruct) == -1) return -1; InitDD(); InitDS(); InitDI(); SetTimer(1,0,NULL); return 0; } //建立幕後暫存區並載入圖檔的自訂函式 void canvasFrame::CreateDDPla(int width,int height,char* filename,int num) { DDde.dwWidth = width; DDde.dwHeight = height; result = DD->CreateSurface(&DDde, &DDPla[num], NULL); if(result !=DD_OK) { MessageBox("建立幕後暫存區失敗!"); return; } bitmap = (HBITMAP)::LoadImage(NULL,filename,IMAGE_BITMAP,width,height,LR_LOADFROMFILE); if(bitmap==NULL) { MessageBox("無法載入點陣圖!"); return; } ::SelectObject(hdc,bitmap); DDPla[num]->GetDC( &dhdc ); ::BitBlt( dhdc , 0 , 0 ,width,height, hdc , 0 , 0 , SRCCOPY ); DDPla[num]->ReleaseDC(dhdc); } void canvasFrame::ColorKey(int num) { key.dwColorSpaceHighValue = 0; key.dwColorSpaceLowValue = 0; DDPla[num]->SetColorKey(DDCKEY_SRCBLT,&key); } void canvasFrame::Generate() { switch(rand()%3) { case 0: for(i=0;i<50;i++) { if(!mon[i].exist) { mon[i].type = 0; mon[i].x = 0; mon[i].y = rand()%420; mon[i].exist = true; mon[i].r[0].left = mon[i].x + 28; mon[i].r[0].top = mon[i].y + 7; mon[i].r[0].right = mon[i].x + 72; mon[i].r[0].bottom = mon[i].y + 34; mon[i].r[1].left = mon[i].x; mon[i].r[1].top = mon[i].y + 23; mon[i].r[1].right = mon[i].x + 49; mon[i].r[1].bottom = mon[i].y + 59; mon[i].r[2].left = mon[i].x + 24; mon[i].r[2].top = mon[i].y + 50; mon[i].r[2].right = mon[i].x + 48; mon[i].r[2].bottom = mon[i].y + 59; mon[i].p[0].x = mon[i].x +46; mon[i].p[0].y = mon[i].y + 8; mon[i].p[1].x = mon[i].x + 71; mon[i].p[1].y = mon[i].y + 22; mon[i].p[2].x = mon[i].x + 36; mon[i].p[2].y = mon[i].y + 57; mon[i].p[3].x = mon[i].x + 1; mon[i].p[3].y = mon[i].y + 31; mcount++; break; } } break; case 1: for(i=0;i<50;i++) { if(!mon[i].exist) { mon[i].type = 1; mon[i].x = 0; mon[i].y = rand()%420; mon[i].exist = true; mon[i].r[0].left = mon[i].x + 14; mon[i].r[0].top = mon[i].y + 4; mon[i].r[0].right = mon[i].x + 57; mon[i].r[0].bottom = mon[i].y + 26; mon[i].r[1].left = mon[i].x+1; mon[i].r[1].top = mon[i].y + 14; mon[i].r[1].right = mon[i].x + 43; mon[i].r[1].bottom = mon[i].y + 41; mon[i].r[2].left = mon[i].x + 5; mon[i].r[2].top = mon[i].y + 34; mon[i].r[2].right = mon[i].x + 22; mon[i].r[2].bottom = mon[i].y + 55; mon[i].p[0].x = mon[i].x +52; mon[i].p[0].y = mon[i].y + 18; mon[i].p[1].x = mon[i].x + 20; mon[i].p[1].y = mon[i].y + 4; mon[i].p[2].x = mon[i].x + 3; mon[i].p[2].y = mon[i].y + 22; mon[i].p[3].x = mon[i].x + 14; mon[i].p[3].y = mon[i].y + 50; mcount++; break; } } break; case 2: for(i=0;i<50;i++) { if(!mon[i].exist) { mon[i].type = 2; mon[i].x = 580; mon[i].y = rand()%420; mon[i].exist = true; mon[i].r[0].left = mon[i].x + 1; mon[i].r[0].top = mon[i].y + 8; mon[i].r[0].right = mon[i].x + 78; mon[i].r[0].bottom = mon[i].y + 37; mon[i].r[1].left = mon[i].x+8; mon[i].r[1].top = mon[i].y + 36; mon[i].r[1].right = mon[i].x + 52; mon[i].r[1].bottom = mon[i].y + 50; mon[i].r[2].left = mon[i].x + 20; mon[i].r[2].top = mon[i].y; mon[i].r[2].right = mon[i].x + 37; mon[i].r[2].bottom = mon[i].y + 8; mon[i].p[0].x = mon[i].x +4; mon[i].p[0].y = mon[i].y + 21; mon[i].p[1].x = mon[i].x + 31; mon[i].p[1].y = mon[i].y + 3; mon[i].p[2].x = mon[i].x + 72; mon[i].p[2].y = mon[i].y + 24; mon[i].p[3].x = mon[i].x + 36; mon[i].p[3].y = mon[i].y + 45; mcount++; break; } } break; } } void canvasFrame::OnTimer(UINT nIDEvent) { if(!over) { t++; if(score>10000) f = 20; else if(score<=10000 && score>5500) f = 30; else if(score<=5500 && score >2000) f = 40; else f = 50; if(t%f==0) { Generate(); //產生怪物