/*

 *  File:       DZMain.c

 *

 *  Contents:   Main entry point, main loop, initialize and exit code

 *

 *  Copyright © 1996 Apple Computer, Inc.

 */

#include <Dialogs.h>

#include <Fonts.h>

#include <Memory.h>

#include <QuickDraw.h>

#include <Types.h>

#include <Windows.h>

#include <QD3D.h>

#include "DZDisplay.h"

#include "DZDrone.h"

#include "DZEvents.h"

#include "DZGame.h"

#include "DZInput.h"

#include "DZMain.h"

#include "DZMenu.h"

#include "DZSound.h"

#include "DZSpace.h"

#ifdef APP_LOADS_SOUND_COMPONENT

    #include "S3Private.h"

#endif

void main(

    void);

static void Init(

    void);

static void Exit(

    void);

static Boolean gAlive = false;

/* =============================================================================

 *      main

 *

 *  Initializes, processes events, does the idle-time stuff, and exits.

 * ========================================================================== */

void main(

    void)

{

    Init();

    while (gAlive)

    {

        Events_Process();

        if (gAlive && Display_IsActive() && Game_GetState() == kGameState_Playing)

        {

            Game_Process();

            Display_DrawContents();

        }

    }

    Exit();

}

/* =============================================================================

 *      Main_LastRoundup (external)

 *

 *  Requests the main event loop to gracefully exit.

 * ========================================================================== */

void Main_LastRoundup(

    void)

{

    gAlive = false;

}

/* =============================================================================

 *      Init (internal)

 *

 *  Initialization of toolbox and our stuff.

 * ========================================================================== */

void Init(

    void)

{

    // Initialize the toolbox

    MaxApplZone();

    MoreMasters();

    InitGraf(&qd.thePort);

    InitFonts();

    InitWindows();

    InitDialogs(NULL);

    InitCursor();

    InitMenus();

    TEInit();

    qd.randSeed = TickCount();

    // Initialize QD3D

    Q3Initialize();

    // Should we load S3Localization?

    #ifdef APP_LOADS_SOUND_COMPONENT

    {

        ComponentDescription    filterDesc;

        Handle                  filterNameHdl, infoHdl;

        // Register (or find) our components

#ifdef REAL_3D_INSTALL

        filterDesc.componentType            = kSoundEffectsType;

#else

        filterDesc.componentType            = 'sdec';

#endif

        filterDesc.componentSubType         = kSSpLocalizationSubType;

        filterDesc.componentManufacturer    = kAppleManufacturer;

        filterDesc.componentFlags           = 0L;

        filterDesc.componentFlagsMask       = 0L;

        filterNameHdl = NewHandle (sizeof (Str255));

        BlockMove ((Ptr)"\pS3Localization", (Ptr)(*filterNameHdl), sizeof (Str255));

        infoHdl = NewHandle (sizeof (Str255));

        BlockMove ((Ptr)"\pThis component provides 3D Audio.", (Ptr)(*infoHdl), sizeof (Str255));

        // Register the Filter component

        RegisterComponent (&filterDesc, NewComponentRoutineProc(SoundComponentProc), kRegisterGlobally,

            filterNameHdl, infoHdl, nil);

    }

    #endif

    // Initialize our modules

    Menu_Init();

    Sound_Init();

    Events_Init();

    Display_Init();

    Drone_Init();

    Space_Init();

    Input_Init();

    Game_Init();

    // We're off...

    gAlive = true;

}

/* =============================================================================

 *      Exit (internal)

 *

 *  Cleans up before exit.

 * ========================================================================== */

void Exit(

    void)

{

    // Exit our modules

    Game_Exit();

    Input_Exit();

    Space_Exit();

    Drone_Exit();

    Display_Exit();

    Events_Exit();

    Sound_Exit();

    Menu_Exit();

    // Exit QD3D

    Q3Exit();

}