// used by ArrowGetAlpha and ArrowGetGlow below
float ArrowGetPercentVisible( const PlayerState* pPlayerState, int iCol, float fYOffset, float fYReverseOffsetPixels )
{
/* Get the YPos without reverse (that is, factor in EFFECT_TIPSY). */
float fYPos = ArrowEffects::GetYPos( pPlayerState, iCol, fYOffset, fYReverseOffsetPixels, false );
const float fDistFromCenterLine = fYPos - GetCenterLine( pPlayerState );
if( fYPos < 0 ) // past Gray Arrows
return 1; // totally visible
const float* fAppearances = pPlayerState->m_CurrentPlayerOptions.m_fAppearances;
float fVisibleAdjust = 0;
if( fAppearances[PlayerOptions::APPEARANCE_HIDDEN] != 0 )
{
float fHiddenVisibleAdjust = SCALE( fYPos, GetHiddenStartLine(pPlayerState), GetHiddenEndLine(pPlayerState), 0, -1 );
CLAMP( fHiddenVisibleAdjust, -1, 0 );
fVisibleAdjust += fAppearances[PlayerOptions::APPEARANCE_HIDDEN] * fHiddenVisibleAdjust;
}
if( fAppearances[PlayerOptions::APPEARANCE_SUDDEN] != 0 )
{
float fSuddenVisibleAdjust = SCALE( fYPos, GetSuddenStartLine(pPlayerState), GetSuddenEndLine(pPlayerState), -1, 0 );
CLAMP( fSuddenVisibleAdjust, -1, 0 );
fVisibleAdjust += fAppearances[PlayerOptions::APPEARANCE_SUDDEN] * fSuddenVisibleAdjust;
}
if( fAppearances[PlayerOptions::APPEARANCE_STEALTH] != 0 )
fVisibleAdjust -= fAppearances[PlayerOptions::APPEARANCE_STEALTH];
if( fAppearances[PlayerOptions::APPEARANCE_BLINK] != 0 )
{
float f = RageFastSin(RageTimer::GetTimeSinceStartFast()*10);
f = Quantize( f, 0.3333f );
fVisibleAdjust += SCALE( f, 0, 1, -1, 0 );
}
if( fAppearances[PlayerOptions::APPEARANCE_RANDOMVANISH] != 0 )
{
const float fRealFadeDist = 80;
fVisibleAdjust += SCALE( fabsf(fDistFromCenterLine), fRealFadeDist, 2*fRealFadeDist, -1, 0 )
* fAppearances[PlayerOptions::APPEARANCE_RANDOMVANISH];
}
return clamp( 1+fVisibleAdjust, 0, 1 );
}
// used by ArrowGetAlpha and ArrowGetGlow below
float ArrowGetPercentVisible(float fYPosWithoutReverse)
{
const float fDistFromCenterLine = fYPosWithoutReverse - GetCenterLine();
if( fYPosWithoutReverse < 0 && HIDDEN_SUDDEN_PAST_RECEPTOR) // past Gray Arrows
return 1; // totally visible
const float* fAppearances = curr_options->m_fAppearances;
float fVisibleAdjust = 0;
if( fAppearances[PlayerOptions::APPEARANCE_HIDDEN] != 0 )
{
float fHiddenVisibleAdjust = SCALE( fYPosWithoutReverse, GetHiddenStartLine(), GetHiddenEndLine(), 0, -1 );
CLAMP( fHiddenVisibleAdjust, -1, 0 );
fVisibleAdjust += fAppearances[PlayerOptions::APPEARANCE_HIDDEN] * fHiddenVisibleAdjust;
}
if( fAppearances[PlayerOptions::APPEARANCE_SUDDEN] != 0 )
{
float fSuddenVisibleAdjust = SCALE( fYPosWithoutReverse, GetSuddenStartLine(), GetSuddenEndLine(), -1, 0 );
CLAMP( fSuddenVisibleAdjust, -1, 0 );
fVisibleAdjust += fAppearances[PlayerOptions::APPEARANCE_SUDDEN] * fSuddenVisibleAdjust;
}
if( fAppearances[PlayerOptions::APPEARANCE_STEALTH] != 0 )
fVisibleAdjust -= fAppearances[PlayerOptions::APPEARANCE_STEALTH];
if( fAppearances[PlayerOptions::APPEARANCE_BLINK] != 0 )
{
float f = RageFastSin(RageTimer::GetTimeSinceStartFast()*10);
f = Quantize( f, BLINK_MOD_FREQUENCY );
fVisibleAdjust += SCALE( f, 0, 1, -1, 0 );
}
if( fAppearances[PlayerOptions::APPEARANCE_RANDOMVANISH] != 0 )
{
const float fRealFadeDist = 80;
fVisibleAdjust += SCALE( fabsf(fDistFromCenterLine), fRealFadeDist, 2*fRealFadeDist, -1, 0 )
* fAppearances[PlayerOptions::APPEARANCE_RANDOMVANISH];
}
return clamp( 1+fVisibleAdjust, 0, 1 );
}
static float GetSuddenStartLine()
{
return GetCenterLine() +
FADE_DIST_Y * SCALE( GetHiddenSudden(), 0.f, 1.f, +1.0f, +1.25f ) +
GetCenterLine() * curr_options->m_fAppearances[PlayerOptions::APPEARANCE_SUDDEN_OFFSET];
}
static float GetSuddenStartLine( const PlayerState* pPlayerState )
{
return GetCenterLine( pPlayerState ) +
FADE_DIST_Y * SCALE( GetHiddenSudden(pPlayerState), 0.f, 1.f, +1.0f, +1.25f ) +
GetCenterLine( pPlayerState ) * pPlayerState->m_CurrentPlayerOptions.m_fAppearances[PlayerOptions::APPEARANCE_SUDDEN_OFFSET];
}
static float GetSuddenStartLine( PlayerNumber pn )
{
return GetCenterLine( pn ) + FADE_DIST_Y * SCALE( GetHiddenSudden(pn), 0.f, 1.f, +1.0f, +1.25f );
}