mirror of
https://github.com/ZDoom/gzdoom-gles.git
synced 2024-11-28 23:11:58 +00:00
144 lines
4.3 KiB
C++
144 lines
4.3 KiB
C++
/*
|
|
** a_flashfader.cpp
|
|
** User settable screen blends
|
|
**
|
|
**---------------------------------------------------------------------------
|
|
** Copyright 1998-2006 Randy Heit
|
|
** All rights reserved.
|
|
**
|
|
** Redistribution and use in source and binary forms, with or without
|
|
** modification, are permitted provided that the following conditions
|
|
** are met:
|
|
**
|
|
** 1. Redistributions of source code must retain the above copyright
|
|
** notice, this list of conditions and the following disclaimer.
|
|
** 2. Redistributions in binary form must reproduce the above copyright
|
|
** notice, this list of conditions and the following disclaimer in the
|
|
** documentation and/or other materials provided with the distribution.
|
|
** 3. The name of the author may not be used to endorse or promote products
|
|
** derived from this software without specific prior written permission.
|
|
**
|
|
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
**---------------------------------------------------------------------------
|
|
**
|
|
*/
|
|
|
|
#include "a_sharedglobal.h"
|
|
#include "d_player.h"
|
|
#include "serializer.h"
|
|
#include "g_levellocals.h"
|
|
|
|
IMPLEMENT_CLASS(DFlashFader, false, true)
|
|
|
|
IMPLEMENT_POINTERS_START(DFlashFader)
|
|
IMPLEMENT_POINTER(ForWho)
|
|
IMPLEMENT_POINTERS_END
|
|
|
|
//----------------------------------------------------------------------------
|
|
//
|
|
//
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
void DFlashFader::Construct (float r1, float g1, float b1, float a1,
|
|
float r2, float g2, float b2, float a2,
|
|
float time, AActor *who, bool terminate)
|
|
{
|
|
TotalTics = (int)(time*TICRATE);
|
|
RemainingTics = TotalTics;
|
|
ForWho = who;
|
|
Blends[0][0]=r1; Blends[0][1]=g1; Blends[0][2]=b1; Blends[0][3]=a1;
|
|
Blends[1][0]=r2; Blends[1][1]=g2; Blends[1][2]=b2; Blends[1][3]=a2;
|
|
Terminate = terminate;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
//
|
|
//
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
void DFlashFader::OnDestroy ()
|
|
{
|
|
if (Terminate) Blends[1][3] = 0.f; // Needed in order to cancel out the secondary fade.
|
|
SetBlend (1.f);
|
|
Super::OnDestroy();
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
//
|
|
//
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
void DFlashFader::Serialize(FSerializer &arc)
|
|
{
|
|
Super::Serialize (arc);
|
|
arc("totaltics", TotalTics)
|
|
("remainingtics", RemainingTics)
|
|
("forwho", ForWho)
|
|
.Array("blends", Blends[0], 8);
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
//
|
|
//
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
void DFlashFader::Tick ()
|
|
{
|
|
if (ForWho == NULL || ForWho->player == NULL)
|
|
{
|
|
Destroy ();
|
|
return;
|
|
}
|
|
if (--RemainingTics <= 0)
|
|
{
|
|
SetBlend (1.f);
|
|
Destroy ();
|
|
return;
|
|
}
|
|
SetBlend (1.f - (float)RemainingTics / (float)TotalTics);
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
//
|
|
//
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
void DFlashFader::SetBlend (float time)
|
|
{
|
|
if (ForWho == NULL || ForWho->player == NULL)
|
|
{
|
|
return;
|
|
}
|
|
player_t *player = ForWho->player;
|
|
float iT = 1.f - time;
|
|
player->BlendR = Blends[0][0]*iT + Blends[1][0]*time;
|
|
player->BlendG = Blends[0][1]*iT + Blends[1][1]*time;
|
|
player->BlendB = Blends[0][2]*iT + Blends[1][2]*time;
|
|
player->BlendA = Blends[0][3]*iT + Blends[1][3]*time;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
//
|
|
//
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
|
|
void DFlashFader::Cancel ()
|
|
{
|
|
RemainingTics = 0;
|
|
Blends[1][3] = 0.f;
|
|
}
|