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| /*
Beginning Game Programming, Third Edition
Chapter 4
Create_Surface program
*/
#include <windows.h>
#include <sstream>
#include <d3d9.h>
#include <d3dx9.h>
#include <dinput.h>
#include <Xinput.h>
#include "InputHelper.h"
#include <time.h>
using namespace std;
#pragma comment(lib,"d3d9.lib")
#pragma comment(lib,"d3dx9.lib")
#pragma comment(lib,"dinput8.lib")
#pragma comment(lib,"dxguid.lib")
//application title
const string APPTITLE = "Test input program";
//screen resolution
#define SCREENW 1024
#define SCREENH 768
//Direct3D objects
LPDIRECT3D9 d3d = NULL;
LPDIRECT3DDEVICE9 d3ddev = NULL;
LPDIRECT3DSURFACE9 backbuffer = NULL;
LPDIRECT3DSURFACE9 surface = NULL;
InputHelper input = NULL;
bool gameover = false;
/**
** Game initialization function
**/
bool Game_Init(HWND hwnd)
{
//initialize Direct3D
d3d = Direct3DCreate9(D3D_SDK_VERSION);
if (d3d == NULL)
{
MessageBox(hwnd, "Error initializing Direct3D", "Error", MB_OK);
return false;
}
//set Direct3D presentation parameters
D3DPRESENT_PARAMETERS d3dpp;
ZeroMemory(&d3dpp, sizeof(d3dpp));
d3dpp.Windowed = TRUE;
d3dpp.SwapEffect = D3DSWAPEFFECT_DISCARD;
d3dpp.BackBufferFormat = D3DFMT_X8R8G8B8;
d3dpp.BackBufferCount = 1;
d3dpp.BackBufferWidth = SCREENW;
d3dpp.BackBufferHeight = SCREENH;
d3dpp.hDeviceWindow = hwnd;
//create Direct3D device
d3d->CreateDevice( D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL, hwnd,
D3DCREATE_SOFTWARE_VERTEXPROCESSING, &d3dpp, &d3ddev);
if (!d3ddev)
{
MessageBox(hwnd, "Error creating Direct3D device", "Error", MB_OK);
return false;
}
//set random number seed
srand(time(NULL));
//clear the backbuffer to black
d3ddev->Clear(0, NULL, D3DCLEAR_TARGET, D3DCOLOR_XRGB(0,0,0), 1.0f, 0);
//create pointer to the back buffer
d3ddev->GetBackBuffer(0, 0, D3DBACKBUFFER_TYPE_MONO, &backbuffer);
//create surface
HRESULT result = d3ddev->CreateOffscreenPlainSurface(
800, //width of the surface
600, //height of the surface
D3DFMT_X8R8G8B8, //surface format
D3DPOOL_DEFAULT, //memory pool to use
&surface, //pointer to the surface
NULL); //reserved (always NULL)
if (!SUCCEEDED(result)) return false;
input = InputHelper(hwnd);
return true;
}
/**
** Game update function
**/
void Game_Run(HWND hwnd)
{
//make sure the Direct3D device is valid
if (!d3ddev) return;
//bb
d3ddev->GetBackBuffer(0,0,D3DBACKBUFFER_TYPE_MONO,&backbuffer);
//start rendering
if (d3ddev->BeginScene())
{
//stop rendering
d3ddev->EndScene();
//display the back buffer on the screen
d3ddev->Present(NULL, NULL, NULL, NULL);
}
//acquire and get the keys
//vector<char> keysPressed = input.getKeysPressed(hwnd);
/*for each(char c in keysPressed)
{
if(c == DIK_ESCAPE)
{
PostMessage(hwnd, WM_DESTROY,NULL,NULL);
}
}*/
//long *d = input.getMouseLocation(2);
long d[2];
input.getMouseLocation(d); // <-------------------------------------------------------- the error is here
stringstream s;
s << d[0];
MessageBox(hwnd, s.str().c_str(),"test2",MB_OK);
}
/**
** Game shutdown function
**/
void Game_End(HWND hwnd)
{
input.~InputHelper();
if (surface) surface->Release();
if (d3ddev) d3ddev->Release();
if (d3d) d3d->Release();
}
/**
** Windows event callback function
**/
LRESULT WINAPI WinProc( HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam )
{
switch( msg )
{
case WM_DESTROY:
gameover = true;
PostQuitMessage(0);
return 0;
}
return DefWindowProc( hWnd, msg, wParam, lParam );
}
/**
** Windows entry point function
**/
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)
{
//create the window class structure
WNDCLASSEX wc;
wc.cbSize = sizeof(WNDCLASSEX);
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = (WNDPROC)WinProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = hInstance;
wc.hIcon = NULL;
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
wc.lpszMenuName = NULL;
wc.lpszClassName = APPTITLE.c_str();
wc.hIconSm = NULL;
RegisterClassEx(&wc);
//create a new window
HWND window = CreateWindow(APPTITLE.c_str(), APPTITLE.c_str(),
WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT,
SCREENW, SCREENH, NULL, NULL, hInstance, NULL);
//was there an error creating the window?
if (window == 0) return 0;
//display the window
ShowWindow(window, nCmdShow);
UpdateWindow(window);
//initialize the game
if (!Game_Init(window)) return 0;
// main message loop
MSG message;
while (!gameover)
{
if (PeekMessage(&message, NULL, 0, 0, PM_REMOVE))
{
TranslateMessage(&message);
DispatchMessage(&message);
}
Game_Run(window);
}
return message.wParam;
} |
