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- fixed inconsistent coordinate system transformations

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- fixed bad sound ID being passed in S_CalcDistAndAng;
- cleaned up CalcPosVel.
- lowered the volume of unattenuated sounds a bit. They were disproportionately loud compared to the old sound system.
This commit is contained in:
Christoph Oelckers 2019-12-16 13:02:43 +01:00
parent 9adb4dd98d
commit 84b6a89057
1 changed files with 40 additions and 57 deletions
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95
source/duke3d/src/sounds.cpp
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@ -1,10 +1,9 @@
//-------------------------------------------------------------------------
/*
Copyright (C) 2016 EDuke32 developers and contributors
Copyright (C) 2019 Christoph Oelckers
This file is part of EDuke32.
EDuke32 is free software; you can redistribute it and/or
This is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License version 2
as published by the Free Software Foundation.
@ -31,8 +30,10 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
BEGIN_DUKE_NS
int32_t g_highestSoundIdx;
// Coordinate factors to map Build coordinate space to sound system coordinate space.
const float xmul = 1 / 16.f;
const float ymul = -1 / 16.f;
const float zmul = -1 / 256.f;
class DukeSoundEngine : public SoundEngine
{
@ -56,7 +57,7 @@ void S_InitSound()
//==========================================================================
//
// This is to avoid hardscoding the dependency on Wads into the sound engine
//
//
//==========================================================================
@ -175,7 +176,7 @@ static int S_CalcDistAndAng(int spriteNum, int soundNum, int sectNum,
// However, ultimately rolloff would also just reposition the sound source so this can remain as it is.
int orgsndist = 0, sndang = 0, sndist = 0, explosion = 0;
auto const* snd = (sound_t*)soundEngine->GetUserData(soundNum);
auto const* snd = (sound_t*)soundEngine->GetUserData(soundNum+1);
int userflags = snd->flags;
int dist_adjust = snd->volAdjust;
@ -226,18 +227,19 @@ boost:
*distPtr = sndist;
}
if (sndPos)
{
FVector3 sndorg = { pos->x * xmul, pos->z * zmul, pos->y * ymul };
FVector3 campos = { cam->x * xmul, cam->z * zmul, cam->y * ymul };
// Now calculate the virtual position in sound system coordinates.
FVector3 sndvec = { float(pos->x - cam->x), (pos->z - cam->z) / 16.f, float(pos->y - cam->y) }; // distance vector. Note that the z-coordinate has different precision.
FVector3 campos = { float(pos->x), (cam->z) / 16.f, float(cam->y) }; // camera position
FVector3 sndvec = sndorg - campos;
if (orgsndist > 0)
{
sndvec *= float(sndist) / orgsndist; // adjust by what was calculated above;
*sndPos = campos + sndvec; // final sound pos - still in Build fixed point coordinates.
float scale = float(sndist) / orgsndist; // adjust by what was calculated above;
*sndPos = campos + sndvec * scale;
}
else *sndPos = campos;
*sndPos *= (1.f / 16); sndPos->Z = -sndPos->Z; // The sound engine works with Doom's coordinate system so do the necessary conversions
}
return explosion;
@ -293,48 +295,33 @@ void DukeSoundEngine::CalcPosVel(int type, const void* source, const float pt[3]
S_GetCamera(&campos, nullptr, &camsect);
if (vel) vel->Zero();
// [BL] Moved this case out of the switch statement to make code easier
// on static analysis.
if (type == SOURCE_Unattached)
{
pos->X = pt[0];
pos->Y = campos && !(chanflags & CHAN_LISTENERZ) ? pt[1] : campos->z / 256.f;
pos->Y = pt[1];
pos->Z = pt[2];
}
else
else if (type == SOURCE_Actor)
{
switch (type)
auto actor = (spritetype*)source;
assert(actor != nullptr);
if (actor != nullptr)
{
case SOURCE_None:
default:
break;
case SOURCE_Actor:
{
auto actor = (spritetype*)source;
assert(actor != nullptr);
if (actor != nullptr)
S_CalcDistAndAng(int(actor - sprite), chanSound - 1, camsect, campos, &actor->pos, nullptr, pos);
/*
if (vel) // DN3D does not properly maintain this.
{
S_CalcDistAndAng(int(actor - sprite), chanSound - 1, camsect, campos, &actor->pos, nullptr, pos);
/*
if (vel)
{
vel->X = float(actor->Vel.X * TICRATE);
vel->Y = float(actor->Vel.Z * TICRATE);
vel->Z = float(actor->Vel.Y * TICRATE);
}
*/
vel->X = float(actor->Vel.X * TICRATE);
vel->Y = float(actor->Vel.Z * TICRATE);
vel->Z = float(actor->Vel.Y * TICRATE);
}
break;
}
}
if ((chanflags & CHAN_LISTENERZ) && campos != nullptr)
{
pos->Y = campos->z / 256.f;
*/
}
}
if ((chanflags & CHAN_LISTENERZ) && campos != nullptr && type != SOURCE_None)
{
pos->Y = campos->z / 256.f;
}
}
}
@ -355,9 +342,9 @@ void S_Update(void)
if (c != nullptr)
{
listener.angle = (float)ca * pi::pi() / 1024; // Build uses a period of 2048.
listener.angle = -(float)ca * pi::pi() / 1024; // Build uses a period of 2048.
listener.velocity.Zero();
listener.position = { c->x / 16.f, c->z / 256.f, -c->y / 16.f };
listener.position = { c->x * xmul, c->z * zmul, c->y * ymul };
listener.underwater = false;
// This should probably use a real environment instead of the pitch hacking in S_PlaySound3D.
// listenactor->waterlevel == 3;
@ -385,11 +372,11 @@ void S_Update(void)
//
//
//==========================================================================
CVAR(Int, soundtest, -1, 0) // Debug aid to block all sounds except the one selected
int S_PlaySound3D(int num, int spriteNum, const vec3_t* pos, int flags)
{
int32_t j = VM_OnEventWithReturn(EVENT_SOUND, spriteNum, screenpeek, num);
if (soundtest > -1 && num != soundtest) return -1;
int sndnum = VM_OnEventWithReturn(EVENT_SOUND, spriteNum, screenpeek, num);
auto const pPlayer = g_player[myconnectindex].ps;
@ -471,9 +458,8 @@ int S_PlaySound3D(int num, int spriteNum, const vec3_t* pos, int flags)
// Now
float attenuation = (userflags & (SF_GLOBAL | SF_DTAG)) == SF_GLOBAL ? ATTN_NONE : ATTN_NORM;
if (userflags & SF_LOOP) flags |= CHAN_LOOP;
auto chan = soundEngine->StartSound(SOURCE_Actor, &sprite[spriteNum], &sndpos, flags, sndnum+1, 1.f, attenuation, nullptr, S_ConvertPitch(pitch));
if (!chan) return -1;
return 0;
auto chan = soundEngine->StartSound(SOURCE_Actor, &sprite[spriteNum], &sndpos, flags, sndnum+1, attenuation == ATTN_NONE? 0.8f : 1.f, attenuation, nullptr, S_ConvertPitch(pitch));
return chan ? 0 : -1;
}
//==========================================================================
@ -484,6 +470,7 @@ int S_PlaySound3D(int num, int spriteNum, const vec3_t* pos, int flags)
int S_PlaySound(int num, int flags)
{
if (soundtest > -1 && num != soundtest) return -1;
int sndnum = VM_OnEventWithReturn(EVENT_SOUND, g_player[screenpeek].ps->i, screenpeek, num);
if (!soundEngine->isValidSoundId(sndnum+1) || !SoundEnabled()) return -1;
@ -495,12 +482,8 @@ int S_PlaySound(int num, int flags)
int const pitch = S_GetPitch(sndnum);
if (userflags & SF_LOOP) flags |= CHAN_LOOP;
soundEngine->StartSound(SOURCE_None, nullptr, nullptr, flags, sndnum + 1, 1.f, ATTN_NONE, nullptr, S_ConvertPitch(pitch));
/* for reference. May still be needed for balancing later.
: FX_Play3D(snd.ptr, snd.siz, FX_ONESHOT, pitch, 0, 255 - LOUDESTVOLUME, snd.pr, snd.volume,
(num * MAXSOUNDINSTANCES) + sndnum);
*/
return 0;
auto chan = soundEngine->StartSound(SOURCE_None, nullptr, nullptr, flags, sndnum + 1, 0.8f, ATTN_NONE, nullptr, S_ConvertPitch(pitch));
return chan ? 0 : -1;
}
//==========================================================================