WINMAIN.CPP
/*==========================================================================
*
* Copyright 1995 - 1998 Microsoft Corporation. All Rights Reserved.
*
* File: winmain.cpp
*
***************************************************************************/
// Defines....
#define CLASS_NAME "RockEm3D_Class"
// Includes....
#include "windows.h"
#include "resource.h"
#include "winmain.h"
#include "directx.h"
#include "rm.h"
#include "control.h"
#include "midi.h"
// Globals....
HINSTANCE g_hInst = NULL;
HWND g_hWnd = NULL;
BOOL g_bActive = FALSE;
BOOL g_bFirstActive = TRUE;
BOOL g_bErrorOccured = FALSE;
char g_sError[2048];
BOOL g_bShowStats = FALSE;
BOOL g_bMusicPaused = FALSE;
BOOL g_bSoundPaused = FALSE;
// Externals....
extern DWORD g_dwCurrMode; // Defined in DIRECTX.CPP
//------------------------------------------------------------------
//
// Function : RegError()
//
// Purpose : Registers an error
//
//------------------------------------------------------------------
void RegError(char *sErr)
{
sprintf(g_sError, "%s\r\n", sErr);
OutputDebugString(g_sError);
g_bErrorOccured = TRUE;
}
//------------------------------------------------------------------
//
// Function : InitClass()
//
// Purpose : Initialises and registers window class
//
//------------------------------------------------------------------
BOOL InitClass(HINSTANCE hInst)
{
WNDCLASS wndClass;
// Fill out WNDCLASS info
wndClass.style = CS_HREDRAW | CS_VREDRAW;
wndClass.lpfnWndProc = WndProc;
wndClass.cbClsExtra = 0;
wndClass.cbWndExtra = 0;
wndClass.hInstance = hInst;
wndClass.hIcon = LoadIcon(hInst, "ROCKEM3D");
wndClass.hCursor = LoadCursor(NULL, IDC_ARROW);
wndClass.hbrBackground = (HBRUSH) GetStockObject(BLACK_BRUSH);
wndClass.lpszMenuName = NULL;
wndClass.lpszClassName = CLASS_NAME;
if (!RegisterClass(&wndClass)) return FALSE;
// Everything's perfect
return TRUE;
}
//------------------------------------------------------------------
//
// Function : InitWindow()
//
// Purpose : Initialises and creates the main window
//
//------------------------------------------------------------------
BOOL InitWindow(HINSTANCE hInst, int nCmdShow)
{
// Create a window
g_hWnd = CreateWindowEx(WS_EX_APPWINDOW,
CLASS_NAME,
"RockEm3D Demo",
WS_POPUP | WS_SYSMENU,
0, 0,
GetSystemMetrics(SM_CXSCREEN),
GetSystemMetrics(SM_CYSCREEN),
NULL,
NULL,
hInst,
NULL);
// Return false if window creation failed
if (!g_hWnd) return FALSE;
// Show the window
ShowWindow(g_hWnd, SW_SHOWNORMAL);
// Update the window
UpdateWindow(g_hWnd);
// Everything's perfect
return TRUE;
}
//------------------------------------------------------------------
//
// Function : WndProc()
//
// Purpose : Windows procedure to handle messages
//
//------------------------------------------------------------------
long FAR PASCAL WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
// D3DVECTOR used for 3D position of sound
static D3DVECTOR d3dvPos= {D3DVAL(0), D3DVAL(0), D3DVAL(0)};
// Handle messages
switch (message)
{
case WM_KEYDOWN:
{
switch (wParam)
{
case VK_ESCAPE:
{
// Time to quit....
PostMessage(g_hWnd, WM_CLOSE ,0 ,0);
}
break;
case VK_F5:
{
// Toggle stats
g_bShowStats = !g_bShowStats;
}
break;
case 'M':
{
// Toggle music
if (GetAsyncKeyState(VK_CONTROL) & 0x8000)
{
if (!g_bMusicPaused)
{
PauseMidi();
}
else
{
ResumeMidi();
}
g_bMusicPaused = !g_bMusicPaused;
}
}
break;
case 'S':
{
// Toggle sound
if (GetAsyncKeyState(VK_CONTROL) & 0x8000)
{
g_bSoundPaused = !g_bSoundPaused;
if (g_bSoundPaused)
{
// Kill all the sound effects
StopAllSounds();
}
else
{
// Start the crowd noise looping
PlaySoundDS(CROWD_LOOP,d3dvPos, DSBPLAY_LOOPING);
}
}
}
break;
case VK_F6 :
{
// Go up a video mode
if(!EnterNextVideoMode())
PostMessage(g_hWnd, WM_CLOSE ,0 ,0);
}
break;
case VK_F7 :
{
// Go down a video mode
if(!EnterPrevVideoMode())
PostMessage(g_hWnd, WM_CLOSE ,0 ,0);
}
break;
case VK_END :
{
// Go to highest video mode
if(!EnterLowestVideoMode())
PostMessage(g_hWnd, WM_CLOSE ,0 ,0);
}
break;
case VK_HOME :
{
// Go to lowest video mode
if(!EnterHighestVideoMode())
PostMessage(g_hWnd, WM_CLOSE ,0 ,0);
}
break;
}
}
break;
case WM_SYSCOMMAND:
{
switch (wParam)
{
// Trap ALT so it doesn't pause the app
case SC_KEYMENU :
{
return 0;
}
break;
}
}
case WM_ACTIVATEAPP:
{
// Determine whether app is being activated or not
g_bActive = (BOOL)wParam ? TRUE : FALSE;
if (g_bActive)
{
while (ShowCursor(FALSE) > 0) { };
if (!g_bMusicPaused) ResumeMidi();
}
else
{
ShowCursor(TRUE);
PauseMidi();
}
}
break;
case WM_CLOSE:
{
DestroyWindow(g_hWnd);
}
break;
case WM_DESTROY:
{
// Stop midi music
StopMidi();
// Destroy scene
TermScene();
// Terminate all the DirectX objects, surfaces devices etc
TermDirectX();
// Show the mouse
ShowCursor(TRUE);
// Time to leave this mortal coil
PostQuitMessage(0);
}
break;
case MCI_NOTIFY:
{
if (wParam == MCI_NOTIFY_SUCCESSFUL)
{
ReplayMidi();
}
}
break;
}
return DefWindowProc(hWnd, message, wParam, lParam);
}
//------------------------------------------------------------------
//
// Function : WinMain()
//
// Purpose : Entry point to application
//
//------------------------------------------------------------------
int FAR PASCAL WinMain(HINSTANCE hInst, HINSTANCE hPrevInst, LPSTR lpCmdLine, int nCmdShow)
{
MSG msg;
// Set global handle
g_hInst = hInst;
// Initialise window class
if (!InitClass(hInst)) return 1;
// Initialise window
if (!InitWindow(hInst, nCmdShow)) return 1;
// Initialise DirectX objects (Termination is handled in WM_DESTROY)
if (!InitDirectX())
{
DestroyWindow(g_hWnd);
return 1;
}
// Show the splash screen
DoSplashScreen(2000);
// Load the scene
if (!InitScene())
{
DestroyWindow(g_hWnd);
return 1;
}
// Release the splash screen
ReleaseSplashScreen();
// Set DirectDraw exclusive mode here so that the splash could stay
// up during initialisation if we are using a different DirectDraw device
// that could not support 640x480x8 for hardware rendering.
if (!SetDirectDrawExclusiveMode())
{
RegError("Could not set exclusive mode!");
return FALSE;
}
// Hide the mouse
ShowCursor(FALSE);
// Enter video mode set in g_dwCurMode
if (!EnterVideoMode(g_dwCurrMode))
{
DestroyWindow(g_hWnd);
return 1;
}
// Load accelerators
HACCEL hAccel = LoadAccelerators(hInst, MAKEINTRESOURCE(IDR_ACCEL));
// Start the music!
PlayMidi("RockEm3D.mid");
// Pump messages via a PeekMessage loop
while (TRUE)
{
while (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
{
if (msg.message == WM_QUIT)
{
PostQuitMessage(msg.wParam);
return 1;
}
if (hAccel && (msg.hwnd == g_hWnd))
{
TranslateAccelerator(g_hWnd, hAccel, &msg);
}
TranslateMessage(&msg);
DispatchMessage(&msg);
}
// Perform any neccessary updating during idle time
if (g_bActive)
{
// Update everything
CheckInputAndUpdate();
// Render the current scene
if (!RenderScene())
{
DestroyWindow(g_hWnd);
return 1;
}
}
}
// Exit WinMain and terminate the app....
return msg.wParam;
}