source-engine/game/shared/hl2mp/hl2mp_player_shared.cpp

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2020-04-22 16:56:21 +00:00
//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//
//=============================================================================//
#include "cbase.h"
#ifdef CLIENT_DLL
#include "c_hl2mp_player.h"
#include "prediction.h"
#define CRecipientFilter C_RecipientFilter
#else
#include "hl2mp_player.h"
#endif
#include "engine/IEngineSound.h"
#include "SoundEmitterSystem/isoundemittersystembase.h"
extern ConVar sv_footsteps;
const char *g_ppszPlayerSoundPrefixNames[PLAYER_SOUNDS_MAX] =
{
"NPC_Citizen",
"NPC_CombineS",
"NPC_MetroPolice",
};
const char *CHL2MP_Player::GetPlayerModelSoundPrefix( void )
{
return g_ppszPlayerSoundPrefixNames[m_iPlayerSoundType];
}
void CHL2MP_Player::PrecacheFootStepSounds( void )
{
int iFootstepSounds = ARRAYSIZE( g_ppszPlayerSoundPrefixNames );
int i;
for ( i = 0; i < iFootstepSounds; ++i )
{
char szFootStepName[128];
Q_snprintf( szFootStepName, sizeof( szFootStepName ), "%s.RunFootstepLeft", g_ppszPlayerSoundPrefixNames[i] );
PrecacheScriptSound( szFootStepName );
Q_snprintf( szFootStepName, sizeof( szFootStepName ), "%s.RunFootstepRight", g_ppszPlayerSoundPrefixNames[i] );
PrecacheScriptSound( szFootStepName );
}
}
//-----------------------------------------------------------------------------
// Consider the weapon's built-in accuracy, this character's proficiency with
// the weapon, and the status of the target. Use this information to determine
// how accurately to shoot at the target.
//-----------------------------------------------------------------------------
Vector CHL2MP_Player::GetAttackSpread( CBaseCombatWeapon *pWeapon, CBaseEntity *pTarget )
{
if ( pWeapon )
return pWeapon->GetBulletSpread( WEAPON_PROFICIENCY_PERFECT );
return VECTOR_CONE_15DEGREES;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : step -
// fvol -
// force - force sound to play
//-----------------------------------------------------------------------------
void CHL2MP_Player::PlayStepSound( Vector &vecOrigin, surfacedata_t *psurface, float fvol, bool force )
{
if ( gpGlobals->maxClients > 1 && !sv_footsteps.GetFloat() )
return;
#if defined( CLIENT_DLL )
// during prediction play footstep sounds only once
if ( !prediction->IsFirstTimePredicted() )
return;
#endif
if ( GetFlags() & FL_DUCKING )
return;
m_Local.m_nStepside = !m_Local.m_nStepside;
char szStepSound[128];
if ( m_Local.m_nStepside )
{
Q_snprintf( szStepSound, sizeof( szStepSound ), "%s.RunFootstepLeft", g_ppszPlayerSoundPrefixNames[m_iPlayerSoundType] );
}
else
{
Q_snprintf( szStepSound, sizeof( szStepSound ), "%s.RunFootstepRight", g_ppszPlayerSoundPrefixNames[m_iPlayerSoundType] );
}
CSoundParameters params;
if ( GetParametersForSound( szStepSound, params, NULL ) == false )
return;
CRecipientFilter filter;
filter.AddRecipientsByPAS( vecOrigin );
#ifndef CLIENT_DLL
// im MP, server removed all players in origins PVS, these players
// generate the footsteps clientside
if ( gpGlobals->maxClients > 1 )
filter.RemoveRecipientsByPVS( vecOrigin );
#endif
EmitSound_t ep;
ep.m_nChannel = CHAN_BODY;
ep.m_pSoundName = params.soundname;
ep.m_flVolume = fvol;
ep.m_SoundLevel = params.soundlevel;
ep.m_nFlags = 0;
ep.m_nPitch = params.pitch;
ep.m_pOrigin = &vecOrigin;
EmitSound( filter, entindex(), ep );
}
//==========================
// ANIMATION CODE
//==========================
// Below this many degrees, slow down turning rate linearly
#define FADE_TURN_DEGREES 45.0f
// After this, need to start turning feet
#define MAX_TORSO_ANGLE 90.0f
// Below this amount, don't play a turning animation/perform IK
#define MIN_TURN_ANGLE_REQUIRING_TURN_ANIMATION 15.0f
static ConVar tf2_feetyawrunscale( "tf2_feetyawrunscale", "2", FCVAR_REPLICATED, "Multiplier on tf2_feetyawrate to allow turning faster when running." );
extern ConVar sv_backspeed;
extern ConVar mp_feetyawrate;
extern ConVar mp_facefronttime;
extern ConVar mp_ik;
CPlayerAnimState::CPlayerAnimState( CHL2MP_Player *outer )
: m_pOuter( outer )
{
m_flGaitYaw = 0.0f;
m_flGoalFeetYaw = 0.0f;
m_flCurrentFeetYaw = 0.0f;
m_flCurrentTorsoYaw = 0.0f;
m_flLastYaw = 0.0f;
m_flLastTurnTime = 0.0f;
m_flTurnCorrectionTime = 0.0f;
};
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CPlayerAnimState::Update()
{
m_angRender = GetOuter()->GetLocalAngles();
m_angRender[ PITCH ] = m_angRender[ ROLL ] = 0.0f;
ComputePoseParam_BodyYaw();
ComputePoseParam_BodyPitch(GetOuter()->GetModelPtr());
ComputePoseParam_BodyLookYaw();
ComputePlaybackRate();
#ifdef CLIENT_DLL
GetOuter()->UpdateLookAt();
#endif
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CPlayerAnimState::ComputePlaybackRate()
{
// Determine ideal playback rate
Vector vel;
GetOuterAbsVelocity( vel );
float speed = vel.Length2D();
bool isMoving = ( speed > 0.5f ) ? true : false;
float maxspeed = GetOuter()->GetSequenceGroundSpeed( GetOuter()->GetSequence() );
if ( isMoving && ( maxspeed > 0.0f ) )
{
float flFactor = 1.0f;
// Note this gets set back to 1.0 if sequence changes due to ResetSequenceInfo below
GetOuter()->SetPlaybackRate( ( speed * flFactor ) / maxspeed );
// BUG BUG:
// This stuff really should be m_flPlaybackRate = speed / m_flGroundSpeed
}
else
{
GetOuter()->SetPlaybackRate( 1.0f );
}
}
//-----------------------------------------------------------------------------
// Purpose:
// Output : CBasePlayer
//-----------------------------------------------------------------------------
CHL2MP_Player *CPlayerAnimState::GetOuter()
{
return m_pOuter;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : dt -
//-----------------------------------------------------------------------------
void CPlayerAnimState::EstimateYaw( void )
{
float dt = gpGlobals->frametime;
if ( !dt )
{
return;
}
Vector est_velocity;
QAngle angles;
GetOuterAbsVelocity( est_velocity );
angles = GetOuter()->GetLocalAngles();
if ( est_velocity[1] == 0 && est_velocity[0] == 0 )
{
float flYawDiff = angles[YAW] - m_flGaitYaw;
flYawDiff = flYawDiff - (int)(flYawDiff / 360) * 360;
if (flYawDiff > 180)
flYawDiff -= 360;
if (flYawDiff < -180)
flYawDiff += 360;
if (dt < 0.25)
flYawDiff *= dt * 4;
else
flYawDiff *= dt;
m_flGaitYaw += flYawDiff;
m_flGaitYaw = m_flGaitYaw - (int)(m_flGaitYaw / 360) * 360;
}
else
{
m_flGaitYaw = (atan2(est_velocity[1], est_velocity[0]) * 180 / M_PI);
if (m_flGaitYaw > 180)
m_flGaitYaw = 180;
else if (m_flGaitYaw < -180)
m_flGaitYaw = -180;
}
}
//-----------------------------------------------------------------------------
// Purpose: Override for backpeddling
// Input : dt -
//-----------------------------------------------------------------------------
void CPlayerAnimState::ComputePoseParam_BodyYaw( void )
{
int iYaw = GetOuter()->LookupPoseParameter( "move_yaw" );
if ( iYaw < 0 )
return;
// view direction relative to movement
float flYaw;
EstimateYaw();
QAngle angles = GetOuter()->GetLocalAngles();
float ang = angles[ YAW ];
if ( ang > 180.0f )
{
ang -= 360.0f;
}
else if ( ang < -180.0f )
{
ang += 360.0f;
}
// calc side to side turning
flYaw = ang - m_flGaitYaw;
// Invert for mapping into 8way blend
flYaw = -flYaw;
flYaw = flYaw - (int)(flYaw / 360) * 360;
if (flYaw < -180)
{
flYaw = flYaw + 360;
}
else if (flYaw > 180)
{
flYaw = flYaw - 360;
}
GetOuter()->SetPoseParameter( iYaw, flYaw );
#ifndef CLIENT_DLL
//Adrian: Make the model's angle match the legs so the hitboxes match on both sides.
GetOuter()->SetLocalAngles( QAngle( GetOuter()->GetAnimEyeAngles().x, m_flCurrentFeetYaw, 0 ) );
#endif
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CPlayerAnimState::ComputePoseParam_BodyPitch( CStudioHdr *pStudioHdr )
{
// Get pitch from v_angle
float flPitch = GetOuter()->GetLocalAngles()[ PITCH ];
if ( flPitch > 180.0f )
{
flPitch -= 360.0f;
}
flPitch = clamp( flPitch, -90, 90 );
QAngle absangles = GetOuter()->GetAbsAngles();
absangles.x = 0.0f;
m_angRender = absangles;
m_angRender[ PITCH ] = m_angRender[ ROLL ] = 0.0f;
// See if we have a blender for pitch
GetOuter()->SetPoseParameter( pStudioHdr, "aim_pitch", flPitch );
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : goal -
// maxrate -
// dt -
// current -
// Output : int
//-----------------------------------------------------------------------------
int CPlayerAnimState::ConvergeAngles( float goal,float maxrate, float dt, float& current )
{
int direction = TURN_NONE;
float anglediff = goal - current;
float anglediffabs = fabs( anglediff );
anglediff = AngleNormalize( anglediff );
float scale = 1.0f;
if ( anglediffabs <= FADE_TURN_DEGREES )
{
scale = anglediffabs / FADE_TURN_DEGREES;
// Always do at least a bit of the turn ( 1% )
scale = clamp( scale, 0.01f, 1.0f );
}
float maxmove = maxrate * dt * scale;
if ( fabs( anglediff ) < maxmove )
{
current = goal;
}
else
{
if ( anglediff > 0 )
{
current += maxmove;
direction = TURN_LEFT;
}
else
{
current -= maxmove;
direction = TURN_RIGHT;
}
}
current = AngleNormalize( current );
return direction;
}
void CPlayerAnimState::ComputePoseParam_BodyLookYaw( void )
{
QAngle absangles = GetOuter()->GetAbsAngles();
absangles.y = AngleNormalize( absangles.y );
m_angRender = absangles;
m_angRender[ PITCH ] = m_angRender[ ROLL ] = 0.0f;
// See if we even have a blender for pitch
int upper_body_yaw = GetOuter()->LookupPoseParameter( "aim_yaw" );
if ( upper_body_yaw < 0 )
{
return;
}
// Assume upper and lower bodies are aligned and that we're not turning
float flGoalTorsoYaw = 0.0f;
int turning = TURN_NONE;
float turnrate = 360.0f;
Vector vel;
GetOuterAbsVelocity( vel );
bool isMoving = ( vel.Length() > 1.0f ) ? true : false;
if ( !isMoving )
{
// Just stopped moving, try and clamp feet
if ( m_flLastTurnTime <= 0.0f )
{
m_flLastTurnTime = gpGlobals->curtime;
m_flLastYaw = GetOuter()->GetAnimEyeAngles().y;
// Snap feet to be perfectly aligned with torso/eyes
m_flGoalFeetYaw = GetOuter()->GetAnimEyeAngles().y;
m_flCurrentFeetYaw = m_flGoalFeetYaw;
m_nTurningInPlace = TURN_NONE;
}
// If rotating in place, update stasis timer
if ( m_flLastYaw != GetOuter()->GetAnimEyeAngles().y )
{
m_flLastTurnTime = gpGlobals->curtime;
m_flLastYaw = GetOuter()->GetAnimEyeAngles().y;
}
if ( m_flGoalFeetYaw != m_flCurrentFeetYaw )
{
m_flLastTurnTime = gpGlobals->curtime;
}
turning = ConvergeAngles( m_flGoalFeetYaw, turnrate, gpGlobals->frametime, m_flCurrentFeetYaw );
QAngle eyeAngles = GetOuter()->GetAnimEyeAngles();
QAngle vAngle = GetOuter()->GetLocalAngles();
// See how far off current feetyaw is from true yaw
float yawdelta = GetOuter()->GetAnimEyeAngles().y - m_flCurrentFeetYaw;
yawdelta = AngleNormalize( yawdelta );
bool rotated_too_far = false;
float yawmagnitude = fabs( yawdelta );
// If too far, then need to turn in place
if ( yawmagnitude > 45 )
{
rotated_too_far = true;
}
// Standing still for a while, rotate feet around to face forward
// Or rotated too far
// FIXME: Play an in place turning animation
if ( rotated_too_far ||
( gpGlobals->curtime > m_flLastTurnTime + mp_facefronttime.GetFloat() ) )
{
m_flGoalFeetYaw = GetOuter()->GetAnimEyeAngles().y;
m_flLastTurnTime = gpGlobals->curtime;
/* float yd = m_flCurrentFeetYaw - m_flGoalFeetYaw;
if ( yd > 0 )
{
m_nTurningInPlace = TURN_RIGHT;
}
else if ( yd < 0 )
{
m_nTurningInPlace = TURN_LEFT;
}
else
{
m_nTurningInPlace = TURN_NONE;
}
turning = ConvergeAngles( m_flGoalFeetYaw, turnrate, gpGlobals->frametime, m_flCurrentFeetYaw );
yawdelta = GetOuter()->GetAnimEyeAngles().y - m_flCurrentFeetYaw;*/
}
// Snap upper body into position since the delta is already smoothed for the feet
flGoalTorsoYaw = yawdelta;
m_flCurrentTorsoYaw = flGoalTorsoYaw;
}
else
{
m_flLastTurnTime = 0.0f;
m_nTurningInPlace = TURN_NONE;
m_flCurrentFeetYaw = m_flGoalFeetYaw = GetOuter()->GetAnimEyeAngles().y;
flGoalTorsoYaw = 0.0f;
m_flCurrentTorsoYaw = GetOuter()->GetAnimEyeAngles().y - m_flCurrentFeetYaw;
}
if ( turning == TURN_NONE )
{
m_nTurningInPlace = turning;
}
if ( m_nTurningInPlace != TURN_NONE )
{
// If we're close to finishing the turn, then turn off the turning animation
if ( fabs( m_flCurrentFeetYaw - m_flGoalFeetYaw ) < MIN_TURN_ANGLE_REQUIRING_TURN_ANIMATION )
{
m_nTurningInPlace = TURN_NONE;
}
}
// Rotate entire body into position
absangles = GetOuter()->GetAbsAngles();
absangles.y = m_flCurrentFeetYaw;
m_angRender = absangles;
m_angRender[ PITCH ] = m_angRender[ ROLL ] = 0.0f;
GetOuter()->SetPoseParameter( upper_body_yaw, clamp( m_flCurrentTorsoYaw, -60.0f, 60.0f ) );
/*
// FIXME: Adrian, what is this?
int body_yaw = GetOuter()->LookupPoseParameter( "body_yaw" );
if ( body_yaw >= 0 )
{
GetOuter()->SetPoseParameter( body_yaw, 30 );
}
*/
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : activity -
// Output : Activity
//-----------------------------------------------------------------------------
Activity CPlayerAnimState::BodyYawTranslateActivity( Activity activity )
{
// Not even standing still, sigh
if ( activity != ACT_IDLE )
return activity;
// Not turning
switch ( m_nTurningInPlace )
{
default:
case TURN_NONE:
return activity;
/*
case TURN_RIGHT:
return ACT_TURNRIGHT45;
case TURN_LEFT:
return ACT_TURNLEFT45;
*/
case TURN_RIGHT:
case TURN_LEFT:
return mp_ik.GetBool() ? ACT_TURN : activity;
}
Assert( 0 );
return activity;
}
const QAngle& CPlayerAnimState::GetRenderAngles()
{
return m_angRender;
}
void CPlayerAnimState::GetOuterAbsVelocity( Vector& vel )
{
#if defined( CLIENT_DLL )
GetOuter()->EstimateAbsVelocity( vel );
#else
vel = GetOuter()->GetAbsVelocity();
#endif
}