mirror of
https://github.com/alliedmodders/hl2sdk.git
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377 lines
10 KiB
C++
377 lines
10 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//
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//=============================================================================//
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#include "cbase.h"
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#include "c_slideshow_display.h"
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#include "c_te_legacytempents.h"
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#include "tempent.h"
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#include "engine/IEngineSound.h"
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#include "dlight.h"
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#include "iefx.h"
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#include "SoundEmitterSystem/isoundemittersystembase.h"
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#include "filesystem.h"
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#include "KeyValues.h"
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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#define SLIDESHOW_LIST_BUFFER_MAX 8192
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enum SlideshowCycleTypes
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{
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SLIDESHOW_CYCLE_RANDOM,
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SLIDESHOW_CYCLE_FORWARD,
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SLIDESHOW_CYCLE_BACKWARD,
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SLIDESHOW_CYCLE_TOTAL
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};
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CUtlVector< C_SlideshowDisplay* > g_SlideshowDisplays;
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IMPLEMENT_CLIENTCLASS_DT(C_SlideshowDisplay, DT_SlideshowDisplay, CSlideshowDisplay)
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RecvPropBool( RECVINFO(m_bEnabled) ),
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RecvPropString( RECVINFO( m_szDisplayText ) ),
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RecvPropString( RECVINFO( m_szSlideshowDirectory ) ),
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RecvPropArray3( RECVINFO_ARRAY(m_chCurrentSlideLists), RecvPropInt( RECVINFO(m_chCurrentSlideLists[0]) ) ),
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RecvPropFloat( RECVINFO(m_fMinSlideTime) ),
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RecvPropFloat( RECVINFO(m_fMaxSlideTime) ),
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RecvPropInt( RECVINFO(m_iCycleType) ),
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RecvPropBool( RECVINFO(m_bNoListRepeats) ),
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END_RECV_TABLE()
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C_SlideshowDisplay::C_SlideshowDisplay()
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{
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g_SlideshowDisplays.AddToTail( this );
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}
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C_SlideshowDisplay::~C_SlideshowDisplay()
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{
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g_SlideshowDisplays.FindAndRemove( this );
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}
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void C_SlideshowDisplay::Spawn( void )
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{
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BaseClass::Spawn();
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m_NextSlideTime = 0;
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SetNextClientThink( CLIENT_THINK_ALWAYS );
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}
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void C_SlideshowDisplay::OnDataChanged( DataUpdateType_t updateType )
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{
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BaseClass::OnDataChanged( updateType );
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if ( updateType == DATA_UPDATE_CREATED )
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{
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BuildSlideShowImagesList();
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}
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else if ( updateType == DATA_UPDATE_DATATABLE_CHANGED )
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{
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m_iCurrentSlideList = 0;
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m_iCurrentSlide = 0;
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}
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}
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int C_SlideshowDisplay::GetMaterialIndex( int iSlideIndex )
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{
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if ( !m_SlideMaterialLists[ 0 ] )
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return 0;
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return m_SlideMaterialLists[ 0 ]->iSlideMaterials[ iSlideIndex ];
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}
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int C_SlideshowDisplay::NumMaterials( void )
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{
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if ( !m_SlideMaterialLists[ 0 ] )
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return 0;
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return m_SlideMaterialLists[ 0 ]->iSlideMaterials.Count();
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}
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void C_SlideshowDisplay::ClientThink( void )
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{
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BaseClass::ClientThink();
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if ( !m_bEnabled )
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return;
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// Check if it's time for the next slide
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if ( m_NextSlideTime > gpGlobals->curtime )
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return;
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// Set the time to cycle to the next slide
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m_NextSlideTime = gpGlobals->curtime + RandomFloat( m_fMinSlideTime, m_fMaxSlideTime );
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// Get the amount of items to pick from
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int iNumCurrentSlideLists;
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for ( iNumCurrentSlideLists = 0; iNumCurrentSlideLists < 16; ++iNumCurrentSlideLists )
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{
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if ( m_chCurrentSlideLists[ iNumCurrentSlideLists ] == (unsigned char)-1 )
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break;
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}
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// Bail if no slide lists are selected
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if ( iNumCurrentSlideLists == 0 )
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return;
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// Cycle the list
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switch ( m_iCycleType )
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{
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case SLIDESHOW_CYCLE_RANDOM:
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{
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int iOldSlideList = m_iCurrentSlideList;
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m_iCurrentSlideList = RandomInt( 0, iNumCurrentSlideLists - 1 );
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// Prevent repeats if we don't want them
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if ( m_bNoListRepeats && iNumCurrentSlideLists > 1 && m_iCurrentSlideList == iOldSlideList )
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{
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++m_iCurrentSlideList;
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if ( m_iCurrentSlideList >= iNumCurrentSlideLists )
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m_iCurrentSlideList = 0;
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}
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break;
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}
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case SLIDESHOW_CYCLE_FORWARD:
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if ( m_iCurrentSlideList >= iNumCurrentSlideLists )
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m_iCurrentSlideList = 0;
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break;
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case SLIDESHOW_CYCLE_BACKWARD:
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if ( m_iCurrentSlideList < 0 )
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m_iCurrentSlideList = iNumCurrentSlideLists - 1;
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break;
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}
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SlideMaterialList_t *pSlideMaterialList = m_SlideMaterialLists[ m_chCurrentSlideLists[ m_iCurrentSlideList ] ];
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// Cycle in the list
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switch ( m_iCycleType )
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{
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case SLIDESHOW_CYCLE_RANDOM:
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m_iCurrentSlide = RandomInt( 0, pSlideMaterialList->iSlideMaterials.Count() - 1 );
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break;
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case SLIDESHOW_CYCLE_FORWARD:
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++m_iCurrentSlide;
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if ( m_iCurrentSlide >= pSlideMaterialList->iSlideMaterials.Count() )
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{
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++m_iCurrentSlideList;
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if ( m_iCurrentSlideList >= iNumCurrentSlideLists )
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m_iCurrentSlideList = 0;
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pSlideMaterialList = m_SlideMaterialLists[ m_chCurrentSlideLists[ m_iCurrentSlideList ] ];
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m_iCurrentSlide = 0;
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}
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break;
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case SLIDESHOW_CYCLE_BACKWARD:
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--m_iCurrentSlide;
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if ( m_iCurrentSlide < 0 )
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{
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--m_iCurrentSlideList;
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if ( m_iCurrentSlideList < 0 )
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m_iCurrentSlideList = iNumCurrentSlideLists - 1;
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pSlideMaterialList = m_SlideMaterialLists[ m_chCurrentSlideLists[ m_iCurrentSlideList ] ];
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m_iCurrentSlide = pSlideMaterialList->iSlideMaterials.Count() - 1;
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}
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break;
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}
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// Set the current material to what we've cycled to
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m_iCurrentMaterialIndex = pSlideMaterialList->iSlideMaterials[ m_iCurrentSlide ];
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m_iCurrentSlideIndex = pSlideMaterialList->iSlideIndex[ m_iCurrentSlide ];
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}
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void C_SlideshowDisplay::BuildSlideShowImagesList( void )
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{
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FileFindHandle_t matHandle;
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char szDirectory[_MAX_PATH];
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char szMatFileName[_MAX_PATH] = {'\0'};
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char szFileBuffer[ SLIDESHOW_LIST_BUFFER_MAX ];
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char *pchCurrentLine = NULL;
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if ( IsX360() )
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{
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Q_snprintf( szDirectory, sizeof( szDirectory ), "materials/vgui/%s/slides.txt", m_szSlideshowDirectory );
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FileHandle_t fh = g_pFullFileSystem->Open( szDirectory, "rt" );
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if ( !fh )
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{
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DevWarning( "Couldn't read slideshow image file %s!", szDirectory );
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return;
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}
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int iFileSize = MIN( g_pFullFileSystem->Size( fh ), SLIDESHOW_LIST_BUFFER_MAX );
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int iBytesRead = g_pFullFileSystem->Read( szFileBuffer, iFileSize, fh );
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g_pFullFileSystem->Close( fh );
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// Ensure we don't write outside of our buffer
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if ( iBytesRead > iFileSize )
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iBytesRead = iFileSize;
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szFileBuffer[ iBytesRead ] = '\0';
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pchCurrentLine = szFileBuffer;
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// Seek to end of first line
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char *pchNextLine = pchCurrentLine;
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while ( *pchNextLine != '\0' && *pchNextLine != '\n' && *pchNextLine != ' ' )
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++pchNextLine;
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if ( *pchNextLine != '\0' )
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{
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// Mark end of string
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*pchNextLine = '\0';
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// Seek to start of next string
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++pchNextLine;
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while ( *pchNextLine != '\0' && ( *pchNextLine == '\n' || *pchNextLine == ' ' ) )
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++pchNextLine;
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}
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Q_strncpy( szMatFileName, pchCurrentLine, sizeof(szMatFileName) );
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pchCurrentLine = pchNextLine;
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}
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else
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{
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Q_snprintf( szDirectory, sizeof( szDirectory ), "materials/vgui/%s/*.vmt", m_szSlideshowDirectory );
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const char *pMatFileName = g_pFullFileSystem->FindFirst( szDirectory, &matHandle );
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if ( pMatFileName )
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Q_strncpy( szMatFileName, pMatFileName, sizeof(szMatFileName) );
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}
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int iSlideIndex = 0;
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while ( szMatFileName[ 0 ] )
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{
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char szFileName[_MAX_PATH];
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Q_snprintf( szFileName, sizeof( szFileName ), "vgui/%s/%s", m_szSlideshowDirectory, szMatFileName );
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szFileName[ Q_strlen( szFileName ) - 4 ] = '\0';
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int iMatIndex = ::GetMaterialIndex( szFileName );
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// Get material keywords
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char szFullFileName[_MAX_PATH];
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Q_snprintf( szFullFileName, sizeof( szFullFileName ), "materials/vgui/%s/%s", m_szSlideshowDirectory, szMatFileName );
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KeyValues *pMaterialKeys = new KeyValues( "material" );
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bool bLoaded = pMaterialKeys->LoadFromFile( g_pFullFileSystem, szFullFileName, NULL );
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if ( bLoaded )
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{
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char szKeywords[ 256 ] = {0};
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V_strcpy_safe( szKeywords, pMaterialKeys->GetString( "%keywords", "" ) );
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char *pchKeyword = szKeywords;
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while ( pchKeyword[ 0 ] != '\0' )
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{
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char *pNextKeyword = pchKeyword;
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// Skip commas and spaces
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while ( pNextKeyword[ 0 ] != '\0' && pNextKeyword[ 0 ] != ',' )
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++pNextKeyword;
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if ( pNextKeyword[ 0 ] != '\0' )
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{
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pNextKeyword[ 0 ] = '\0';
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++pNextKeyword;
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while ( pNextKeyword[ 0 ] != '\0' && ( pNextKeyword[ 0 ] == ',' || pNextKeyword[ 0 ] == ' ' ) )
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++pNextKeyword;
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}
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// Find the list with the current keyword
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int iList;
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for ( iList = 0; iList < m_SlideMaterialLists.Count(); ++iList )
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{
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if ( Q_strcmp( m_SlideMaterialLists[ iList ]->szSlideKeyword, pchKeyword ) == 0 )
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break;
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}
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if ( iList >= m_SlideMaterialLists.Count() )
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{
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// Couldn't find the list, so create it
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iList = m_SlideMaterialLists.AddToTail( new SlideMaterialList_t );
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V_strcpy_safe( m_SlideMaterialLists[iList]->szSlideKeyword, pchKeyword );
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}
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// Add material index to this list
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m_SlideMaterialLists[ iList ]->iSlideMaterials.AddToTail( iMatIndex );
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m_SlideMaterialLists[ iList ]->iSlideIndex.AddToTail( iSlideIndex );
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pchKeyword = pNextKeyword;
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}
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}
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// Find the generic list
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int iList;
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for ( iList = 0; iList < m_SlideMaterialLists.Count(); ++iList )
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{
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if ( Q_strcmp( m_SlideMaterialLists[ iList ]->szSlideKeyword, "" ) == 0 )
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break;
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}
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if ( iList >= m_SlideMaterialLists.Count() )
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{
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// Couldn't find the generic list, so create it
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iList = m_SlideMaterialLists.AddToHead( new SlideMaterialList_t );
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V_strcpy_safe( m_SlideMaterialLists[iList]->szSlideKeyword, "" );
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}
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// Add material index to this list
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m_SlideMaterialLists[ iList ]->iSlideMaterials.AddToTail( iMatIndex );
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m_SlideMaterialLists[ iList ]->iSlideIndex.AddToTail( iSlideIndex );
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if ( IsX360() )
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{
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// Seek to end of first line
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char *pchNextLine = pchCurrentLine;
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while ( *pchNextLine != '\0' && *pchNextLine != '\n' && *pchNextLine != ' ' )
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++pchNextLine;
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if ( *pchNextLine != '\0' )
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{
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// Mark end of string
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*pchNextLine = '\0';
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// Seek to start of next string
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++pchNextLine;
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while ( *pchNextLine != '\0' && ( *pchNextLine == '\n' || *pchNextLine == ' ' ) )
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++pchNextLine;
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}
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Q_strncpy( szMatFileName, pchCurrentLine, sizeof(szMatFileName) );
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pchCurrentLine = pchNextLine;
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}
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else
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{
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const char *pMatFileName = g_pFullFileSystem->FindNext( matHandle );
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if ( pMatFileName )
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Q_strncpy( szMatFileName, pMatFileName, sizeof(szMatFileName) );
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else
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szMatFileName[ 0 ] = '\0';
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}
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++iSlideIndex;
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}
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if ( !IsX360() )
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{
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g_pFullFileSystem->FindClose( matHandle );
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}
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} |