SBSPSS/source/gfx/fader.cpp
2001-07-13 14:55:52 +00:00

277 lines
5.3 KiB
C++

/*=========================================================================
fader.cpp
Author: PKG
Created:
Project: Spongebob
Purpose:
Copyright (c) 2000 Climax Development Ltd
===========================================================================*/
/*----------------------------------------------------------------------
Includes
-------- */
#include "fader.h"
#ifndef __PRIM_HEADER__
#include "gfx\prim.h"
#endif
#ifndef __GFX_BUBICLES_H__
#include "gfx\bubicles.h"
#endif
#ifndef __SOUND_SOUND_H__
#include "sound\sound.h"
#endif
#include "system\vid.h"
/* Std Lib
------- */
/* Data
---- */
/*----------------------------------------------------------------------
Tyepdefs && Defines
------------------- */
/*----------------------------------------------------------------------
Structure defintions
-------------------- */
/*----------------------------------------------------------------------
Function Prototypes
------------------- */
/*----------------------------------------------------------------------
Vars
---- */
CFader::FADE_MODE CFader::s_fadeMode=FADED_IN;
CFader::FADE_STYLE CFader::s_fadeStyle;
int CFader::s_fadeValue=0;
int CFader::s_waitFrames=0;
/*----------------------------------------------------------------------
Function:
Purpose:
Params:
Returns:
---------------------------------------------------------------------- */
void CFader::render()
{
switch(s_fadeMode)
{
case FADED_IN:
return;
case PAUSE_BEFORE_FADING_IN:
case FADING_IN:
{
switch(s_fadeStyle)
{
case BLACK_FADE:
case WHITE_FADE:
{
POLY_F4 *f4;
POLY_FT3 *ft3;
f4=GetPrimF4();
setXYWH(f4,0,0,VidGetScrW()+1,VidGetScrH()+1);
setRGB0(f4,s_fadeValue,s_fadeValue,s_fadeValue);
setShadeTex(f4,0);
setSemiTrans(f4,1);
AddPrimToList(f4,0);
ft3=GetPrimFT3();
setPolyFT3(ft3);
setShadeTex(ft3,1);
setSemiTrans(ft3,1);
ft3->tpage=(s_fadeStyle==BLACK_FADE?2:1)<<5;
setXY3(ft3,0,0,0,512,512,0);
AddPrimToList(ft3,0);
break;
}
}
}
break;
case FADING_OUT:
case PAUSE_AFTER_FADING_OUT:
{
switch(s_fadeStyle)
{
case BLACK_FADE:
case WHITE_FADE:
{
POLY_F4 *f4;
POLY_FT3 *ft3;
int col;
col=255-s_fadeValue;
f4=GetPrimF4();
setXYWH(f4,0,0,VidGetScrW()+1,VidGetScrH()+1);
setRGB0(f4,col,col,col);
setShadeTex(f4,0);
setSemiTrans(f4,1);
AddPrimToList(f4,0);
ft3=GetPrimFT3();
setPolyFT3(ft3);
setShadeTex(ft3,1);
setSemiTrans(ft3,1);
ft3->tpage=(s_fadeStyle==BLACK_FADE?2:1)<<5;
setXY3(ft3,512,512,512,512,512,512);
AddPrimToList(ft3,0);
break;
}
}
}
break;
case FADED_OUT:
{
POLY_F4 *f4;
f4=GetPrimF4();
setXYWH(f4,0,0,VidGetScrW()+1,VidGetScrH());
switch(s_fadeStyle)
{
case BLACK_FADE:
setRGB0(f4,0,0,0);
break;
case WHITE_FADE:
setRGB0(f4,255,255,255);
break;
}
AddPrimToList(f4,0);
return;
}
}
}
/*----------------------------------------------------------------------
Function:
Purpose:
Params:
Returns:
---------------------------------------------------------------------- */
void CFader::think(int _frames)
{
switch(s_fadeMode)
{
case FADING_IN:
case FADING_OUT:
s_fadeValue-=_frames*FADE_SPEED;
switch(s_fadeStyle)
{
case BLACK_FADE:
case WHITE_FADE:
{
if(s_fadeValue<0)
{
s_fadeValue=0;
if(s_fadeMode==FADING_OUT)
{
s_waitFrames=FRAMES_TO_WAIT;
s_fadeMode=PAUSE_AFTER_FADING_OUT;
CSoundMediator::setVolume(CSoundMediator::VOL_FADE,0);
}
else
{
s_fadeMode=FADED_IN;
CSoundMediator::setVolume(CSoundMediator::VOL_FADE,255);
}
}
else
{
CSoundMediator::setVolume(CSoundMediator::VOL_FADE,s_fadeMode==FADING_OUT?s_fadeValue:255-s_fadeValue);
}
break;
}
}
break;
case PAUSE_BEFORE_FADING_IN:
if(--s_waitFrames==0)
{
s_fadeMode=FADING_IN;
}
break;
case PAUSE_AFTER_FADING_OUT:
if(--s_waitFrames==0)
{
s_fadeMode=FADED_OUT;
}
break;
default:
break;
}
}
/*----------------------------------------------------------------------
Function:
Purpose:
Params:
Returns:
---------------------------------------------------------------------- */
void CFader::setFadingOut(FADE_STYLE _style)
{
switch(_style)
{
case BLACK_FADE:
case WHITE_FADE:
s_fadeValue=255;
break;
}
s_fadeMode=FADING_OUT;
s_fadeStyle=_style;
s_waitFrames=FRAMES_TO_WAIT;
}
/*----------------------------------------------------------------------
Function:
Purpose:
Params:
Returns:
---------------------------------------------------------------------- */
void CFader::setFadingIn(FADE_STYLE _style)
{
switch(_style)
{
case BLACK_FADE:
case WHITE_FADE:
s_fadeValue=255;
break;
}
s_fadeStyle=_style;
s_fadeMode=PAUSE_BEFORE_FADING_IN;
s_waitFrames=FRAMES_TO_WAIT;
}
/*----------------------------------------------------------------------
Function:
Purpose:
Params:
Returns:
---------------------------------------------------------------------- */
int CFader::isFading()
{
return s_fadeMode!=FADED_IN&&s_fadeMode!=FADED_OUT;
}
/*===========================================================================
end */