C++ (Cpp) C_BaseCombatCharacter::GetAbsOrigin Examples

Example #1

File: c_fire_smoke.cpp Project: RaisingTheDerp/raisingthebar

//-----------------------------------------------------------------------------
// Purpose: Attaches fire to the hitboxes of an animating character. The fire
//			is distributed based on hitbox volumes -- it attaches to the larger
//			hitboxes first.
//-----------------------------------------------------------------------------
void C_EntityFlame::AttachToHitBoxes( void )
{
	m_pCachedModel = NULL;

	C_BaseCombatCharacter *pAnimating = (C_BaseCombatCharacter *)m_hEntAttached.Get();
	if (!pAnimating || !pAnimating->GetModel())
	{
		return;
	}

	studiohdr_t *pStudioHdr = modelinfo->GetStudiomodel( pAnimating->GetModel() );
	if (!pStudioHdr)
	{
		return;
	}

	mstudiohitboxset_t *set = pStudioHdr->pHitboxSet( pAnimating->m_nHitboxSet );
	if ( !set )
	{
		return;
	}

	if ( !set->numhitboxes )
	{
		return;
	}

	m_pCachedModel = pAnimating->GetModel();

	int boneMask = BONE_USED_BY_HITBOX | BONE_USED_BY_ATTACHMENT;
	studiocache_t *pcache = Studio_GetBoneCache( pStudioHdr, pAnimating->GetSequence(), pAnimating->m_flAnimTime, pAnimating->GetAbsAngles(), pAnimating->GetAbsOrigin(), boneMask );
	if ( !pcache )
	{
		matrix3x4_t bonetoworld[MAXSTUDIOBONES];

		pAnimating->SetupBones( bonetoworld, MAXSTUDIOBONES, boneMask, gpGlobals->curtime );
		pcache = Studio_SetBoneCache( pStudioHdr, pAnimating->GetSequence(), pAnimating->m_flAnimTime, pAnimating->GetAbsAngles(), pAnimating->GetAbsOrigin(), boneMask, bonetoworld );
	}
	matrix3x4_t	*hitboxbones[MAXSTUDIOBONES];
	Studio_LinkHitboxCache( hitboxbones, pcache, pStudioHdr, set );

	//
	// Sort the hitboxes by volume.
	//
	HitboxVolume_t hitboxvolume[MAXSTUDIOBONES];
	for ( int i = 0; i < set->numhitboxes; i++ )
	{
		mstudiobbox_t *pBox = set->pHitbox(i);
		hitboxvolume[i].nIndex = i;
		hitboxvolume[i].flVolume = CalcBoxVolume(pBox->bbmin, pBox->bbmax);
	}
	qsort(hitboxvolume, set->numhitboxes, sizeof(hitboxvolume[0]), (int (__cdecl *)(const void *, const void *))SortHitboxVolumes);

	//
	// Attach fire to the hitboxes.
	//
	for ( i = 0; i < NUM_HITBOX_FIRES; i++ )
	{
		//
		// Pick the 5 biggest hitboxes, or random ones if there are less than 5 hitboxes,
		// then pick random ones after that.
		//
		if (( i < 5 ) && ( i < set->numhitboxes ))
		{
			m_nHitbox[i] = hitboxvolume[i].nIndex;
		}
		else
		{
			m_nHitbox[i] = random->RandomInt( 0, set->numhitboxes - 1 );
		}
		mstudiobbox_t *pBox = set->pHitbox(m_nHitbox[i]);

		m_pFireSmoke[i] = new C_FireSmoke;

		//
		// Calculate a position within the hitbox to place the fire.
		//
		m_vecFireOrigin[i] = Vector(random->RandomFloat(pBox->bbmin.x, pBox->bbmax.x), random->RandomFloat(pBox->bbmin.y, pBox->bbmax.y), random->RandomFloat(pBox->bbmin.z, pBox->bbmax.z));
		Vector vecAbsOrigin;
		VectorTransform(m_vecFireOrigin[i], *hitboxbones[m_nHitbox[i]], vecAbsOrigin);
		m_pFireSmoke[i]->SetLocalOrigin( vecAbsOrigin );

		//
		// The first 2 fires emit smoke, the rest do not.
		//
		m_pFireSmoke[i]->m_nFlags = bitsFIRESMOKE_ACTIVE | bitsFIRESMOKE_GLOW;
		if ( i < 2 )
		{
			m_pFireSmoke[i]->m_nFlags |= bitsFIRESMOKE_SMOKE;
		}

		m_pFireSmoke[i]->m_nFlameModelIndex	= modelinfo->GetModelIndex("sprites/fire1.vmt");
		m_pFireSmoke[i]->m_flScale = 0;
		m_pFireSmoke[i]->m_flStartScale = 0;
		m_pFireSmoke[i]->m_flScaleTime = 1.5;
		m_pFireSmoke[i]->m_flScaleRegister = 0.1;
		m_pFireSmoke[i]->m_flChildFlameSpread = 20.0;
		m_pFireSmoke[i]->m_flScaleStart = 0;
		m_pFireSmoke[i]->m_flScaleEnd = 0.00012f * hitboxvolume[i].flVolume;
		m_pFireSmoke[i]->m_flScaleTimeStart = Helper_GetTime();
		m_pFireSmoke[i]->m_flScaleTimeEnd = Helper_GetTime() + 2.0;

		m_pFireSmoke[i]->StartClientOnly();
	}

	m_bAttachedToHitboxes = true;
}

Example #2

File: c_fire_smoke.cpp Project: RaisingTheDerp/raisingthebar

//-----------------------------------------------------------------------------
// Purpose: 
//-----------------------------------------------------------------------------
void C_EntityFlame::UpdateHitBoxFlames( void )
{
	C_BaseCombatCharacter *pAnimating = (C_BaseCombatCharacter *)m_hEntAttached.Get();
	if (!pAnimating)
	{
		return;
	}

	if (pAnimating->GetModel() != m_pCachedModel)
	{
		if (m_pCachedModel != NULL)
		{
			// The model changed, we must reattach the flames.
			DeleteHitBoxFlames();
			AttachToHitBoxes();
		}
		
		if (m_pCachedModel == NULL)
		{
			// We tried to reattach and failed.
			return;
		}
	}

	studiohdr_t *pStudioHdr = modelinfo->GetStudiomodel( pAnimating->GetModel() );
	if (!pStudioHdr)
	{
		return;
	}

	mstudiohitboxset_t *set = pStudioHdr->pHitboxSet( pAnimating->m_nHitboxSet );
	if ( !set )
	{
		return;
	}

	if ( !set->numhitboxes )
	{
		return;
	}

	int boneMask = BONE_USED_BY_HITBOX | BONE_USED_BY_ATTACHMENT;
	studiocache_t *pcache = Studio_GetBoneCache( pStudioHdr, pAnimating->GetSequence(), pAnimating->m_flAnimTime, pAnimating->GetAbsAngles(), pAnimating->GetAbsOrigin(), boneMask );
	if ( !pcache )
	{
		matrix3x4_t bonetoworld[MAXSTUDIOBONES];

		pAnimating->SetupBones( bonetoworld, MAXSTUDIOBONES, boneMask, gpGlobals->curtime );
		pcache = Studio_SetBoneCache( pStudioHdr, pAnimating->GetSequence(), pAnimating->m_flAnimTime, pAnimating->GetAbsAngles(), pAnimating->GetAbsOrigin(), boneMask, bonetoworld );
	}

	matrix3x4_t	*hitboxbones[MAXSTUDIOBONES];
	Studio_LinkHitboxCache( hitboxbones, pcache, pStudioHdr, set );

	for ( int i = 0; i < NUM_HITBOX_FIRES; i++ )
	{
		Vector vecAbsOrigin;
		VectorTransform(m_vecFireOrigin[i], *hitboxbones[m_nHitbox[i]], vecAbsOrigin);

		m_pFireSmoke[i]->SetLocalOrigin(vecAbsOrigin);
	}
}