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Fixed issues with particle precipitation clamping not working on spawn or being inconsistent for non-rain types

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This commit is contained in:
Blixibon 2021-10-09 15:05:28 -05:00
parent 495d534307
commit cc32c62964
2 changed files with 80 additions and 39 deletions
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115
sp/src/game/client/c_effects.cpp
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@ -40,7 +40,10 @@ ConVar r_RainSplashPercentage( "r_RainSplashPercentage", "20", FCVAR_CHEAT ); //
ConVar r_RainParticleDensity( "r_RainParticleDensity", "1", FCVAR_NONE, "Density of Particle Rain 0-1" );
#ifdef MAPBASE
ConVar r_RainParticleClampOffset( "r_RainParticleClampOffset", "112", FCVAR_NONE, "How far inward or outward to extrude clamped precipitation particle systems" );
ConVar r_RainParticleClampOffset_Rain( "r_RainParticleClampOffset_Rain", "112", FCVAR_NONE, "How far inward or outward to extrude clamped precipitation particle systems using the 'Particle Rain' type." );
ConVar r_RainParticleClampOffset_Ash( "r_RainParticleClampOffset_Ash", "300", FCVAR_NONE, "How far inward or outward to extrude clamped precipitation particle systems using the 'Particle Ash' type." );
ConVar r_RainParticleClampOffset_RainStorm( "r_RainParticleClampOffset_RainStorm", "112", FCVAR_NONE, "How far inward or outward to extrude clamped precipitation particle systems using the 'Particle Rain Storm' type." );
ConVar r_RainParticleClampOffset_Snow( "r_RainParticleClampOffset_Snow", "300", FCVAR_NONE, "How far inward or outward to extrude clamped precipitation particle systems using the 'Particle Snow' type." );
ConVar r_RainParticleClampDebug( "r_RainParticleClampDebug", "0", FCVAR_NONE, "Enables debug code for precipitation particle system clamping" );
#endif
@ -951,6 +954,70 @@ void CClient_Precipitation::CreateParticlePrecip( void )
UpdateParticlePrecip( pPlayer );
}
#ifdef MAPBASE
void CClient_Precipitation::ClampParticlePosition( Vector &vPlayerPos, Vector &vOffsetPos, Vector &vOffsetPosNear, Vector &vOffsetPosFar )
{
Vector mins, maxs;
modelinfo->GetModelBounds( GetModel(), mins, maxs );
// Account for precipitation height
maxs.z += 180;
Vector vecOrigin; //= WorldSpaceCenter();
VectorLerp( mins, maxs, 0.5f, vecOrigin );
maxs -= vecOrigin;
mins -= vecOrigin;
//float flMax = r_RainParticleClampOffset.GetFloat();
float flMax = 0;
switch (m_nPrecipType)
{
case PRECIPITATION_TYPE_PARTICLERAIN:
flMax = r_RainParticleClampOffset_Rain.GetFloat();
break;
case PRECIPITATION_TYPE_PARTICLEASH:
flMax = r_RainParticleClampOffset_Ash.GetFloat();
break;
case PRECIPITATION_TYPE_PARTICLERAINSTORM:
flMax = r_RainParticleClampOffset_RainStorm.GetFloat();
break;
case PRECIPITATION_TYPE_PARTICLESNOW:
flMax = r_RainParticleClampOffset_Snow.GetFloat();
break;
}
Vector addend( flMax, flMax, 0 );
mins += addend;
maxs -= addend;
if (flMax > 0)
{
// Unless this is extruding outwards, make sure the offset isn't inverting the bounds.
// This means precipitation triggers with bounds less than offset*2 will turn into a thin line
// and the involved precipitation will pretty much be spatial at all times, which is okay.
mins.x = clamp( mins.x, -FLT_MAX, -1 );
mins.y = clamp( mins.y, -FLT_MAX, -1 );
maxs.x = clamp( maxs.x, 1, FLT_MAX );
maxs.y = clamp( maxs.y, 1, FLT_MAX );
}
if (r_RainParticleClampDebug.GetBool())
debugoverlay->AddBoxOverlay( vecOrigin, mins, maxs, vec3_angle, 255, 0, 0, 128, 0.15f );
maxs += vecOrigin;
mins += vecOrigin;
CalcClosestPointOnAABB( mins, maxs, vPlayerPos, vPlayerPos );
CalcClosestPointOnAABB( mins, maxs, vOffsetPos, vOffsetPos );
CalcClosestPointOnAABB( mins, maxs, vOffsetPosNear, vOffsetPosNear );
CalcClosestPointOnAABB( mins, maxs, vOffsetPosFar, vOffsetPosFar );
}
#endif
void CClient_Precipitation::UpdateParticlePrecip( C_BasePlayer *pPlayer )
{
if ( !pPlayer )
@ -980,44 +1047,7 @@ void CClient_Precipitation::UpdateParticlePrecip( C_BasePlayer *pPlayer )
#ifdef MAPBASE
if (m_spawnflags & SF_PRECIP_PARTICLE_CLAMP)
{
Vector mins, maxs;
modelinfo->GetModelBounds( GetModel(), mins, maxs );
// Account for precipitation height
maxs.z += 180;
Vector vecOrigin; //= WorldSpaceCenter();
VectorLerp( mins, maxs, 0.5f, vecOrigin );
maxs -= vecOrigin;
mins -= vecOrigin;
float flMax = r_RainParticleClampOffset.GetFloat();
Vector addend( flMax, flMax, 0 );
mins += addend;
maxs -= addend;
if (flMax > 0)
{
// Unless this is extruding outwards, make sure the offset isn't inverting the bounds.
// This means precipitation triggers with bounds less than offset*2 will turn into a thin line
// and the involved precipitation will pretty much be spatial at all times, which is okay.
mins.x = clamp( mins.x, -FLT_MAX, -1 );
mins.y = clamp( mins.y, -FLT_MAX, -1 );
maxs.x = clamp( maxs.x, 1, FLT_MAX );
maxs.y = clamp( maxs.y, 1, FLT_MAX );
}
if (r_RainParticleClampDebug.GetBool())
debugoverlay->AddBoxOverlay( vecOrigin, mins, maxs, vec3_angle, 255, 0, 0, 128, 0.15f );
maxs += vecOrigin;
mins += vecOrigin;
CalcClosestPointOnAABB( mins, maxs, vPlayerPos, vPlayerPos );
CalcClosestPointOnAABB( mins, maxs, vOffsetPos, vOffsetPos );
CalcClosestPointOnAABB( mins, maxs, vOffsetPosNear, vOffsetPosNear );
CalcClosestPointOnAABB( mins, maxs, vOffsetPosFar, vOffsetPosFar );
ClampParticlePosition( vPlayerPos, vOffsetPos, vOffsetPosNear, vOffsetPosFar );
}
#endif
@ -1236,6 +1266,13 @@ void CClient_Precipitation::DispatchInnerParticlePrecip( C_BasePlayer *pPlayer,
Vector vOffsetPosFar = vPlayerPos + Vector ( 0, 0, 180 ) + ( vForward * m_flParticleInnerDist ); // 100.0
Vector vDensity = Vector( r_RainParticleDensity.GetFloat(), 0, 0 ) * m_flDensity;
#ifdef MAPBASE
if (m_spawnflags & SF_PRECIP_PARTICLE_CLAMP)
{
ClampParticlePosition( vPlayerPos, vOffsetPos, vOffsetPosNear, vOffsetPosFar );
}
#endif
#ifdef MAPBASE
if (!(m_spawnflags & SF_PRECIP_PARTICLE_NO_OUTER))
#endif

4
sp/src/game/client/c_effects.h
View File

@ -130,6 +130,10 @@ private:
void CreateAshParticle( void );
void CreateRainOrSnowParticle( Vector vSpawnPosition, Vector vVelocity );
#ifdef MAPBASE
void ClampParticlePosition( Vector &vPlayerPos, Vector &vOffsetPos, Vector &vOffsetPosNear, Vector &vOffsetPosFar );
#endif
// Information helpful in creating and rendering particles
IMaterial *m_MatHandle; // material used