diff --git a/cl_dll/hud_msg.cpp b/cl_dll/hud_msg.cpp
index 272e270e..71a6e6d3 100644
--- a/cl_dll/hud_msg.cpp
+++ b/cl_dll/hud_msg.cpp
@@ -164,7 +164,7 @@ void CHud :: MsgFunc_KeyedDLight( const char *pszName, int iSize, void *pbuf )
 	else
 	{
 		// never die
-		dl->die = gEngfuncs.GetClientTime() + 1E6;
+		dl->die = gEngfuncs.GetClientTime() + (float)1E6;
 
 		dl->origin[0] = READ_COORD();
 		dl->origin[1] = READ_COORD();
diff --git a/cl_dll/tri.cpp b/cl_dll/tri.cpp
index 47f68961..12cb93b0 100644
--- a/cl_dll/tri.cpp
+++ b/cl_dll/tri.cpp
@@ -105,13 +105,13 @@ void CShinySurface::Draw(const vec3_t &org)
 //	gEngfuncs.pTriAPI->Color4f( 1.0, 1.0, 1.0, m_fAlpha );
 	gEngfuncs.pTriAPI->Begin( TRI_QUADS );
 		gEngfuncs.pTriAPI->TexCoord2f(	fMinTX,		fMinTY					);
-		gEngfuncs.pTriAPI->Vertex3f  (	m_fMinX,	m_fMinY,	m_fZ+0.02	); // add 0.02 to avoid z-buffer problems
+		gEngfuncs.pTriAPI->Vertex3f  (	m_fMinX,	m_fMinY,	m_fZ+0.02f	); // add 0.02 to avoid z-buffer problems
 		gEngfuncs.pTriAPI->TexCoord2f(	fMinTX,		fMaxTY					);
-		gEngfuncs.pTriAPI->Vertex3f  (	m_fMinX,	m_fMaxY,	m_fZ+0.02	);
+		gEngfuncs.pTriAPI->Vertex3f  (	m_fMinX,	m_fMaxY,	m_fZ+0.02f	);
 		gEngfuncs.pTriAPI->TexCoord2f(	fMaxTX,		fMaxTY					);
-		gEngfuncs.pTriAPI->Vertex3f  (	m_fMaxX,	m_fMaxY,	m_fZ+0.02	);
+		gEngfuncs.pTriAPI->Vertex3f  (	m_fMaxX,	m_fMaxY,	m_fZ+0.02f	);
 		gEngfuncs.pTriAPI->TexCoord2f(	fMaxTX,		fMinTY					);
-		gEngfuncs.pTriAPI->Vertex3f  (	m_fMaxX,	m_fMinY,	m_fZ+0.02	);
+		gEngfuncs.pTriAPI->Vertex3f  (	m_fMaxX,	m_fMinY,	m_fZ+0.02f	);
 	gEngfuncs.pTriAPI->End();
 }
 
diff --git a/dlls/bmodels.cpp b/dlls/bmodels.cpp
index 6c6a3186..ab2ef7ec 100644
--- a/dlls/bmodels.cpp
+++ b/dlls/bmodels.cpp
@@ -300,7 +300,7 @@ void CFuncShine :: DesiredAction( void )
 	if (pev->message && pev->renderamt)
 	{
 //		ALERT(at_console, "Prepare think\n");
-		pev->nextthink = gpGlobals->time + 1.5;
+		pev->nextthink = gpGlobals->time + 1.5f;
 	}
 }
 
diff --git a/dlls/buttons.cpp b/dlls/buttons.cpp
index 76557b77..61e01074 100644
--- a/dlls/buttons.cpp
+++ b/dlls/buttons.cpp
@@ -218,7 +218,7 @@ void CEnvState::Use( CBaseEntity *pActivator, CBaseEntity *pCaller, USE_TYPE use
 			m_iState = STATE_TURN_OFF;
 			if (pev->spawnflags & SF_ENVSTATE_DEBUG)
 			{
-				ALERT(at_console,"DEBUG: env_state \"%s\" triggered; will turn off in %f seconds.\n", STRING(pev->targetname), m_fTurnOffTime);
+				ALERT(at_console,"DEBUG: env_state \"%s\" triggered; will turn off in %f seconds.\n", STRING(pev->targetname), (float)m_fTurnOffTime);
 			}
 			SetNextThink( m_fTurnOffTime );
 		}
diff --git a/dlls/cbase.cpp b/dlls/cbase.cpp
index 869fde7a..0bef6204 100644
--- a/dlls/cbase.cpp
+++ b/dlls/cbase.cpp
@@ -599,7 +599,7 @@ void CBaseEntity :: SetEternalThink( void )
 		// record m_fPevNextThink as well, because we want to be able to
 		// tell when the bloody engine CHANGES IT!
 //		pev->nextthink = 1E9;
-		pev->nextthink = pev->ltime + 1E6;
+		pev->nextthink = pev->ltime + (float)1E6;
 		m_fPevNextThink = pev->nextthink;
 	}
 
diff --git a/dlls/client.cpp b/dlls/client.cpp
index 0cc50994..952b1e8e 100644
--- a/dlls/client.cpp
+++ b/dlls/client.cpp
@@ -549,7 +549,7 @@ void ClientCommand( edict_t *pEntity )
 	}
 	else if ( FStrEq(pcmd, "give" ) )
 	{
-		if ( g_flWeaponCheat != 0.0)
+		if ( g_flWeaponCheat != 0.0f )
 		{
 			int iszItem = ALLOC_STRING( CMD_ARGV(1) );	// Make a copy of the classname
 			GetClassPtr((CBasePlayer *)pev)->GiveNamedItem( STRING(iszItem) );
diff --git a/dlls/effects.cpp b/dlls/effects.cpp
index 26226186..b29071a7 100644
--- a/dlls/effects.cpp
+++ b/dlls/effects.cpp
@@ -781,7 +781,7 @@ CBaseEntity* CBeam::GetTripEntity( TraceResult *ptr )
 {
 	CBaseEntity* pTrip;
 
-	if (ptr->flFraction == 1.0 || ptr->pHit == NULL)
+	if (ptr->flFraction == 1.0f || ptr->pHit == NULL)
 		return NULL;
 
 	pTrip = CBaseEntity::Instance(ptr->pHit);
@@ -2143,7 +2143,7 @@ void CShot :: Touch ( CBaseEntity *pOther )
 		return;
 	// don't fire too often in collisions!
 	// teleport_time is the soonest this can be touched again.
-	pev->teleport_time = gpGlobals->time + 0.1;
+	pev->teleport_time = gpGlobals->time + 0.1f;
 
 	if (pev->netname)
 		FireTargets( STRING(pev->netname), this, this, USE_TOGGLE, 0 );
@@ -2343,7 +2343,7 @@ CBaseEntity *CEnvShooter :: CreateGib ( Vector vecPos, Vector vecVel )
 	if (pShot->pev->framerate)
 	{
 		pShot->m_maxFrame = (float) MODEL_FRAMES( pShot->pev->modelindex ) - 1;
-		if (pShot->m_maxFrame > 1.0)
+		if (pShot->m_maxFrame > 1.0f)
 		{
 			if (m_flGibLife)
 			{
@@ -3534,12 +3534,12 @@ void CEnvRain::Think( void )
 			break;
 		case EXTENT_ARCING:
 			UTIL_TraceLine( vecSrc, vecDest, ignore_monsters, NULL, &tr);
-			if (tr.flFraction == 1.0) bDraw = FALSE;
+			if (tr.flFraction == 1.0f) bDraw = FALSE;
 			vecDest = tr.vecEndPos;
 			break;
 		case EXTENT_ARCING_REVERSE:
 			UTIL_TraceLine( vecDest, vecSrc, ignore_monsters, NULL, &tr);
-			if (tr.flFraction == 1.0) bDraw = FALSE;
+			if (tr.flFraction == 1.0f) bDraw = FALSE;
 			vecSrc = tr.vecEndPos;
 			break;
 		}
@@ -3620,7 +3620,7 @@ void CEnvWarpBall::Use( CBaseEntity *pActivator, CBaseEntity *pCaller, USE_TYPE
 	{
 		vecDest = pev->health * (Vector(RANDOM_FLOAT(-1,1), RANDOM_FLOAT(-1,1), RANDOM_FLOAT(-1,1)).Normalize());
 		UTIL_TraceLine( pev->origin, pev->origin + vecDest, ignore_monsters, NULL, &tr);
-		if (tr.flFraction != 1.0)
+		if (tr.flFraction != 1.0f)
 		{
 			// we hit something.
 			iDrawn++;
@@ -4063,7 +4063,7 @@ void CEnvDecal::Use( CBaseEntity *pActivator, CBaseEntity *pCaller, USE_TYPE use
 
 	UTIL_TraceLine( vecPos, vecPos+vecOffs, ignore_monsters, NULL, &trace );
 
-	if (trace.flFraction == 1.0)
+	if (trace.flFraction == 1.0f)
 		return; // didn't hit anything, oh well
 	
 	entityIndex = (short)ENTINDEX(trace.pHit);
@@ -4485,7 +4485,7 @@ public:
 void CEnvSky :: Activate ( void )
 {
 	pev->effects |= EF_NODRAW;
-	pev->nextthink = gpGlobals->time + 1.0;
+	pev->nextthink = gpGlobals->time + 1.0f;
 }
 
 extern int gmsgSetSky;
diff --git a/dlls/func_break.cpp b/dlls/func_break.cpp
index b974254a..071df550 100644
--- a/dlls/func_break.cpp
+++ b/dlls/func_break.cpp
@@ -1135,7 +1135,7 @@ void CPushable::Move( CBaseEntity *pOther, int push )
 		factor = 0.25f;
 
 	if (!push)
-		factor = factor*0.5;
+		factor *= 0.5f;
 
 	pev->velocity.x += pevToucher->velocity.x * factor;
 	pev->velocity.y += pevToucher->velocity.y * factor;
diff --git a/dlls/func_tank.cpp b/dlls/func_tank.cpp
index e9abf89b..a52405d2 100644
--- a/dlls/func_tank.cpp
+++ b/dlls/func_tank.cpp
@@ -1056,7 +1056,7 @@ void CFuncTank::TrackTarget( void )
 	UTIL_SetAvelocity(this, setAVel);
 
 	// notify the TankSequence if we're (pretty close to) facing the target
-	if( m_pSequence && fabs( distY ) < 0.1 && fabs( distX ) < 0.1 )
+	if( m_pSequence && fabs( distY ) < 0.1f && fabs( distX ) < 0.1f )
 		m_pSequence->FacingNotify();
 
 	// firing in tanksequences:
@@ -1070,7 +1070,7 @@ void CFuncTank::TrackTarget( void )
 			UTIL_MakeVectorsPrivate( pev->angles, forward, NULL, NULL );
 
 			// to make sure the gun doesn't fire too many bullets
-			m_fireLast = gpGlobals->time - (1/m_fireRate) - 0.01;
+			m_fireLast = gpGlobals->time - (1/m_fireRate) - 0.01f;
 
 			TryFire( BarrelPosition(), forward, pev );
 
@@ -1093,7 +1093,7 @@ void CFuncTank::TrackTarget( void )
 			UTIL_MakeVectorsPrivate( pev->angles, forward, NULL, NULL );
 
 			// to make sure the gun doesn't fire too many bullets
-			m_fireLast = gpGlobals->time - (1/m_fireRate) - 0.01;
+			m_fireLast = gpGlobals->time - (1/m_fireRate) - 0.01f;
 
 			TryFire( BarrelPosition(), forward, pController->pev );
 		
diff --git a/dlls/gargantua.cpp b/dlls/gargantua.cpp
index 913e573e..9962585c 100644
--- a/dlls/gargantua.cpp
+++ b/dlls/gargantua.cpp
@@ -1095,7 +1095,7 @@ void CGargantua::StartTask( Task_t *pTask )
 		if ( m_pCine->IsAction() && m_pCine->m_fAction == 3)
 		{
 			FlameCreate();
-			m_flWaitFinished = gpGlobals->time + 4.5;
+			m_flWaitFinished = gpGlobals->time + 4.5f;
 			m_flameTime = gpGlobals->time + 6;
 			m_flameX = 0;
 			m_flameY = 0;
diff --git a/dlls/genericmonster.cpp b/dlls/genericmonster.cpp
index f7ad7b41..d30cfcd2 100644
--- a/dlls/genericmonster.cpp
+++ b/dlls/genericmonster.cpp
@@ -142,7 +142,7 @@ void CGenericMonster::Spawn()
 		if (pev->targetname)
 			ALERT(at_error, "No model specified for monster_generic \"%s\"\n", STRING(pev->targetname));
 		else
-			ALERT(at_error, "No model specified for monster_generic at %.2f %.2f %.2f\n", pev->origin.x, pev->origin.y, pev->origin.z);
+			ALERT(at_error, "No model specified for monster_generic at %.2f %.2f %.2f\n", (double)pev->origin.x, (double)pev->origin.y, (double)pev->origin.z);
 		pev->model = MAKE_STRING("models/player.mdl");
 	}
 
diff --git a/dlls/hassassin.cpp b/dlls/hassassin.cpp
index b2a0e18a..dd3f771e 100644
--- a/dlls/hassassin.cpp
+++ b/dlls/hassassin.cpp
@@ -296,7 +296,7 @@ void CHAssassin::HandleAnimEvent( MonsterEvent_t *pEvent )
 				{ // just jump, it doesn't matter where to.
 					//ALERT(at_console,"Nonprecise jump for assassin %s\n",STRING(pev->targetname));
 					float flGravity = g_psv_gravity->value;
-					float time = sqrt( 160 / (0.5 * flGravity));
+					float time = sqrt( 160 / (0.5f * flGravity));
 					float speed = flGravity * time / 160;
 					UTIL_MakeVectors(pev->angles);
 					Vector vecDest = pev->origin + (gpGlobals->v_forward * 32);
diff --git a/dlls/islave_deamon.cpp b/dlls/islave_deamon.cpp
index b450d593..0a62ec36 100644
--- a/dlls/islave_deamon.cpp
+++ b/dlls/islave_deamon.cpp
@@ -484,7 +484,7 @@ BOOL CISlave :: CheckRangeAttack2 ( float flDot, float flDist )
 		TraceResult tr;
 
 		UTIL_TraceLine( EyePosition(), pEntity->EyePosition(), ignore_monsters, ENT( pev ), &tr );
-		if( tr.flFraction == 1.0 || tr.pHit == pEntity->edict() )
+		if( tr.flFraction == 1.0f || tr.pHit == pEntity->edict() )
 		{
 			if (pEntity->pev->deadflag == DEAD_DEAD)
 			{
diff --git a/dlls/plats.cpp b/dlls/plats.cpp
index 055a48eb..f4fc79da 100644
--- a/dlls/plats.cpp
+++ b/dlls/plats.cpp
@@ -971,11 +971,11 @@ void CFuncTrain::Next( void )
 			{
 			case PATHSPEED_SET:
 				pev->speed = m_pevCurrentTarget->speed;
-				ALERT( at_aiconsole, "Train %s speed set to %4.2f\n", STRING(pev->targetname), pev->speed );
+				ALERT( at_aiconsole, "Train %s speed set to %4.2f\n", STRING(pev->targetname), (double)pev->speed );
 				break;
 			case PATHSPEED_ACCEL:
 				pev->speed += m_pevCurrentTarget->speed;
-				ALERT( at_aiconsole, "Train %s speed accel to %4.2f\n", STRING(pev->targetname), pev->speed );
+				ALERT( at_aiconsole, "Train %s speed accel to %4.2f\n", STRING(pev->targetname), (double)pev->speed );
 				break;
 			case PATHSPEED_TIME:
 				float distance;
@@ -985,7 +985,7 @@ void CFuncTrain::Next( void )
 					distance = (pev->origin - (pTarg->pev->origin - (pev->mins + pev->maxs) * 0.5f)).Length();
 
 				pev->speed = distance / m_pevCurrentTarget->speed;
-				ALERT( at_aiconsole, "Train %s speed to %4.2f (timed)\n", STRING(pev->targetname), pev->speed );
+				ALERT( at_aiconsole, "Train %s speed to %4.2f (timed)\n", STRING(pev->targetname), (double)pev->speed );
 				break;
 			}
 		}
@@ -1020,7 +1020,7 @@ void CFuncTrain::Next( void )
 		}
 		else
 		{
-			if (pev->spawnflags & SF_TRAIN_SETORIGIN)		
+			if (pev->spawnflags & SF_TRAIN_SETORIGIN)
 				UTIL_AssignOrigin(this, pTarg->pev->origin );
 			else
 				UTIL_AssignOrigin(this, pTarg->pev->origin - (pev->mins + pev->maxs) * 0.5f );
@@ -1125,11 +1125,11 @@ void CFuncTrain :: PostSpawn( void )
 	}
 	else
 	{
-		m_vecSpawnOffset = m_vecSpawnOffset + (pevTarg->origin - (pev->mins + pev->maxs) * 0.5) - pev->origin;
+		m_vecSpawnOffset = m_vecSpawnOffset + (pevTarg->origin - (pev->mins + pev->maxs) * 0.5f) - pev->origin;
 		if (m_pMoveWith)
-			UTIL_AssignOrigin (this, pevTarg->origin - (pev->mins + pev->maxs) * 0.5 - m_pMoveWith->pev->origin );
+			UTIL_AssignOrigin (this, pevTarg->origin - (pev->mins + pev->maxs) * 0.5f - m_pMoveWith->pev->origin );
 		else
-			UTIL_AssignOrigin (this, pevTarg->origin - (pev->mins + pev->maxs) * 0.5 );
+			UTIL_AssignOrigin (this, pevTarg->origin - (pev->mins + pev->maxs) * 0.5f );
 	}
 
 	if( FStringNull( pev->targetname ) || pev->spawnflags & SF_TRAIN_START_ON )
@@ -1149,9 +1149,9 @@ void CFuncTrain :: PostSpawn( void )
 
 void CFuncTrain :: ThinkDoNext( void )
 {
-	SetNextThink( 0.1 );
+	SetNextThink( 0.1f );
 //	ALERT(at_console, "TDN ");
-	if (gpGlobals->time != 1.0) // only go on if the game has properly started yet
+	if (gpGlobals->time != 1.0f) // only go on if the game has properly started yet
 		SetThink(&CFuncTrain :: Next );
 }
 
@@ -1364,8 +1364,8 @@ void CFuncTrackTrain :: Spawn( void )
 
 void CFuncTrackTrain :: Precache( void )
 {
-	if (m_flVolume == 0.0)
-		m_flVolume = 1.0;
+	if (m_flVolume == 0.0f)
+		m_flVolume = 1.0f;
 
 	switch (m_sounds)
 	{
@@ -1554,7 +1554,7 @@ void CFuncTrackTrain::Use( CBaseEntity *pActivator, CBaseEntity *pCaller, USE_TY
 		}
 
 		PostponeNext();	
-		ALERT( at_aiconsole, "TRAIN(%s), speed to %.2f\n", STRING(pev->targetname), pev->speed );
+		ALERT( at_aiconsole, "TRAIN(%s), speed to %.2f\n", STRING(pev->targetname), (double)pev->speed );
 	}
 }
 
@@ -1820,19 +1820,19 @@ void CFuncTrackTrain :: DesiredAction( void ) // Next( void )
 					// Don't override speed if under user control
 					if (pev->spawnflags & SF_TRACKTRAIN_NOCONTROL)
 					pev->speed = pFire->pev->speed;
-					ALERT( at_aiconsole, "TrackTrain %s speed set to %4.2f\n", STRING(pev->targetname), pev->speed );
+					ALERT( at_aiconsole, "TrackTrain %s speed set to %4.2f\n", STRING(pev->targetname), (double)pev->speed );
 					break;
 				case PATHSPEED_SET_MASTER:
 					m_speed = pFire->pev->speed;
 					pev->impulse = m_speed;
 					pev->speed = setting * m_speed;
-					ALERT( at_aiconsole, "TrackTrain %s master speed set to %4.2f\n", STRING(pev->targetname), pev->speed );
+					ALERT( at_aiconsole, "TrackTrain %s master speed set to %4.2f\n", STRING(pev->targetname), (double)pev->speed );
 					break;
 				case PATHSPEED_ACCEL:
 					m_speed += pFire->pev->speed;
 					pev->impulse = m_speed;
 					pev->speed = setting * m_speed;
-					ALERT( at_aiconsole, "TrackTrain %s speed accel to %4.2f\n", STRING(pev->targetname), pev->speed );
+					ALERT( at_aiconsole, "TrackTrain %s speed accel to %4.2f\n", STRING(pev->targetname), (double)pev->speed );
 					break;
 				case PATHSPEED_TIME:
 					float distance = (pev->origin - pDest->pev->origin).Length();
@@ -1840,7 +1840,7 @@ void CFuncTrackTrain :: DesiredAction( void ) // Next( void )
 					m_speed = distance / pFire->pev->speed;
 					pev->impulse = m_speed;
 					pev->speed = setting * m_speed;
-					ALERT( at_aiconsole, "TrackTrain %s speed to %4.2f (timed)\n", STRING(pev->targetname), pev->speed );
+					ALERT( at_aiconsole, "TrackTrain %s speed to %4.2f (timed)\n", STRING(pev->targetname), (double)pev->speed );
 					break;
 				}
 			}
diff --git a/dlls/scripted.cpp b/dlls/scripted.cpp
index 59d87d55..b353c3c6 100644
--- a/dlls/scripted.cpp
+++ b/dlls/scripted.cpp
@@ -449,14 +449,14 @@ void CCineMonster :: InitIdleThink( void )
 	if ((m_hTargetEnt = FindEntity(STRING(m_iszEntity), NULL)) != NULL)
 			{
 		PossessEntity( );
-		m_startTime = gpGlobals->time + 1E6;
+		m_startTime = gpGlobals->time + (float)1E6;
 		ALERT( at_aiconsole, "script \"%s\" using monster \"%s\"\n", STRING( pev->targetname ), STRING( m_iszEntity ) );
 			}
 	else
 		{
 		CancelScript( );
 		ALERT( at_aiconsole, "script \"%s\" can't find monster \"%s\"\n", STRING( pev->targetname ), STRING( m_iszEntity ) );
-		SetNextThink( 1.0 );
+		SetNextThink( 1.0f );
 	}
 }
 
@@ -690,7 +690,7 @@ void CCineMonster::DelayStart( int state )
 				{
 					pTarget->m_iState = STATE_ON; //LRC
 					FireTargets(STRING(m_iszFireOnBegin), this, this, USE_TOGGLE, 0); //LRC
-					pTarget->m_startTime = gpGlobals->time + 0.05; // why the delay? -- LRC
+					pTarget->m_startTime = gpGlobals->time + 0.05f; // why the delay? -- LRC
 				}
 			}
 		}
diff --git a/dlls/sound.cpp b/dlls/sound.cpp
index 6bbc7a85..a5c33e3e 100644
--- a/dlls/sound.cpp
+++ b/dlls/sound.cpp
@@ -195,7 +195,7 @@ void CAmbientGeneric::Spawn( void )
 	if( FStringNull( pev->message ) || szSoundFile[0] == '\0' )
 	{
 		ALERT( at_error, "ambient_generic \"%s\" at (%f, %f, %f) has no sound file\n",
-				STRING(pev->targetname), pev->origin.x, pev->origin.y, pev->origin.z );
+				STRING(pev->targetname), (double)pev->origin.x, (double)pev->origin.y, (double)pev->origin.z );
 		SetNextThink( 0.1f );
 		SetThink( &CAmbientGeneric::SUB_Remove );
 		return;
@@ -1919,7 +1919,7 @@ void CSpeaker::Spawn( void )
 
 	if( !m_preset && ( FStringNull( pev->message ) || szSoundFile[0] == '\0' ) )
 	{
-		ALERT( at_error, "SPEAKER with no Level/Sentence! at: %f, %f, %f\n", pev->origin.x, pev->origin.y, pev->origin.z );
+		ALERT( at_error, "SPEAKER with no Level/Sentence! at: %f, %f, %f\n", (double)pev->origin.x, (double)pev->origin.y, (double)pev->origin.z );
 		SetNextThink( 0.1f );
 		SetThink( &CSpeaker::SUB_Remove );
 		return;
diff --git a/dlls/triggers.cpp b/dlls/triggers.cpp
index 7c829231..4dcc30ea 100644
--- a/dlls/triggers.cpp
+++ b/dlls/triggers.cpp
@@ -432,7 +432,7 @@ void CTriggerRotTest::Think( void )
 //		ALERT(at_console, "vecTemp = %.2f %.2f %.2f\n", vecTemp.x, vecTemp.y, vecTemp.z);
 //		ALERT(at_console, "Set Marker = %.2f %.2f %.2f\n", m_pMarker->pev->origin.x, m_pMarker->pev->origin.y, m_pMarker->pev->origin.z);
 	}
-	pev->armorvalue += pev->armortype * 0.1;
+	pev->armorvalue += pev->armortype * 0.1f;
 	SetNextThink( 0.1 );
 }
 
@@ -2333,7 +2333,7 @@ void CTriggerHurt :: HurtTouch ( CBaseEntity *pOther )
 	// while touching the trigger.  Player continues taking damage for a while after
 	// leaving the trigger
 
-	fldmg = pev->dmg * 0.5;	// 0.5 seconds worth of damage, pev->dmg is damage/second
+	fldmg = pev->dmg * 0.5f;	// 0.5 seconds worth of damage, pev->dmg is damage/second
 
 
 	// JAY: Cut this because it wasn't fully realized.  Damage is simpler now.
@@ -2360,7 +2360,7 @@ void CTriggerHurt :: HurtTouch ( CBaseEntity *pOther )
 	pev->pain_finished = gpGlobals->time;
 
 	// Apply damage every half second
-	pev->dmgtime = gpGlobals->time + 0.5;// half second delay until this trigger can hurt toucher again
+	pev->dmgtime = gpGlobals->time + 0.5f;// half second delay until this trigger can hurt toucher again
 
   
 	
@@ -2406,8 +2406,8 @@ void CTriggerHurt :: RadiationThink( void )
 	origin = pev->origin;
 	view_ofs = pev->view_ofs;
 
-	pev->origin = (pev->absmin + pev->absmax) * 0.5;
-	pev->view_ofs = pev->view_ofs * 0.0;
+	pev->origin = (pev->absmin + pev->absmax) * 0.5f;
+	pev->view_ofs = pev->view_ofs * 0.0f;
 
 	pentPlayer = FIND_CLIENT_IN_PVS(edict());
 
@@ -2425,9 +2425,9 @@ void CTriggerHurt :: RadiationThink( void )
 
 		// get range to player;
 
-		vecSpot1 = (pev->absmin + pev->absmax) * 0.5;
-		vecSpot2 = (pevTarget->absmin + pevTarget->absmax) * 0.5;
-		
+		vecSpot1 = (pev->absmin + pev->absmax) * 0.5f;
+		vecSpot2 = (pevTarget->absmin + pevTarget->absmax) * 0.5f;
+
 		vecRange = vecSpot1 - vecSpot2;
 		flRange = vecRange.Length();
 
@@ -2439,7 +2439,7 @@ void CTriggerHurt :: RadiationThink( void )
 			pPlayer->m_flgeigerRange = flRange;
 	}
 
-	SetNextThink( 0.25 );
+	SetNextThink( 0.25f );
 }
 
 //=====================================
@@ -2492,7 +2492,7 @@ void CTriggerHevCharge :: ChargeTouch ( CBaseEntity *pOther )
 	//FIXME: add in the multiplayer fix, from trigger_hurt?
 	if ( pev->dmgtime > gpGlobals->time )
 		return;
-	pev->dmgtime = gpGlobals->time + 0.5;// half second delay until this trigger can hurt toucher again
+	pev->dmgtime = gpGlobals->time + 0.5f;// half second delay until this trigger can hurt toucher again
 
 	int iNewArmor = pOther->pev->armorvalue + pev->frags;
 	if (iNewArmor > MAX_NORMAL_BATTERY) iNewArmor = MAX_NORMAL_BATTERY;
@@ -2535,7 +2535,7 @@ void CTriggerHevCharge :: AnnounceThink ( )
 
 	// Suit reports new power level
 	// For some reason this wasn't working in release build -- round it.
-	pct = (int)( (float)(pPlayer->pev->armorvalue * 100.0) * (1.0/MAX_NORMAL_BATTERY) + 0.5);
+	pct = (int)( (float)(pPlayer->pev->armorvalue * 100.0f) * (1.0f/MAX_NORMAL_BATTERY) + 0.5f);
 	pct = (pct / 5);
 	if (pct > 0)
 	pct--;
@@ -3893,7 +3893,7 @@ void CTriggerOnSight :: Spawn( void )
 
 	if (pev->max_health > 0)
 		{
-		pev->health = cos(pev->max_health/2 * M_PI/180.0);
+		pev->health = cos(pev->max_health/2 * M_PI_F/180.0f);
 //		ALERT(at_console, "Cosine is %f\n", pev->health);
 	}
 		}
@@ -4029,7 +4029,7 @@ BOOL CTriggerOnSight :: CanSee(CBaseEntity *pLooker, CBaseEntity *pSeen)
 			UTIL_TraceLine( pLooker->EyePosition(), pSeen->pev->origin, ignore_monsters, ignore_glass, pLooker->edict(), &tr );
 		else
 			UTIL_TraceLine( pLooker->EyePosition(), pSeen->pev->origin, ignore_monsters, dont_ignore_glass, pLooker->edict(), &tr );
-		if (tr.flFraction < 1.0 && tr.pHit != pSeen->edict())
+		if (tr.flFraction < 1.0f && tr.pHit != pSeen->edict())
 			return FALSE;
 	}
 
diff --git a/dlls/tripmine.cpp b/dlls/tripmine.cpp
index 2a3b03dd..f95452c2 100644
--- a/dlls/tripmine.cpp
+++ b/dlls/tripmine.cpp
@@ -196,7 +196,7 @@ void CTripmineGrenade::PowerupThink( void )
 			STOP_SOUND( ENT( pev ), CHAN_BODY, "weapons/mine_charge.wav" );
 			SetThink( &CTripmineGrenade::SUB_Remove );
 			SetNextThink( 0.1f );
-			ALERT( at_console, "WARNING:Tripmine at %.0f, %.0f, %.0f removed\n", pev->origin.x, pev->origin.y, pev->origin.z );
+			ALERT( at_console, "WARNING:Tripmine at %.0f, %.0f, %.0f removed\n", (double)pev->origin.x, (double)pev->origin.y, (double)pev->origin.z );
 			KillBeam();
 			return;
 		}
diff --git a/dlls/util.cpp b/dlls/util.cpp
index ee8013c5..935eb65f 100644
--- a/dlls/util.cpp
+++ b/dlls/util.cpp
@@ -442,8 +442,8 @@ Vector UTIL_AxisRotationToAngles( const Vector &vecAxis, float flDegs )
 	Vector vecTemp = UTIL_AxisRotationToVec( vecAxis, flDegs );
 	float rgflVecOut[3];
 	//ugh, mathsy.
-	rgflVecOut[0] = asin(vecTemp.z) * (-180.0 / M_PI);
-	rgflVecOut[1] = acos(vecTemp.x) * (180.0 / M_PI);
+	rgflVecOut[0] = asin(vecTemp.z) * (-180.0f / M_PI_F);
+	rgflVecOut[1] = acos(vecTemp.x) * (180.0f / M_PI_F);
 	if (vecTemp.y < 0)
 		rgflVecOut[1] = -rgflVecOut[1];
 	rgflVecOut[2] = 0; //for now
@@ -454,7 +454,7 @@ Vector UTIL_AxisRotationToAngles( const Vector &vecAxis, float flDegs )
 Vector UTIL_AxisRotationToVec( const Vector &vecAxis, float flDegs )
 {
 	float rgflVecOut[3];
-	float flRads = flDegs * (M_PI / 180.0);
+	float flRads = flDegs * (M_PI_F / 180.0f);
 	float c = cos(flRads);
 	float s = sin(flRads);
 	float v = vecAxis.x * (1-c);
@@ -1727,7 +1727,7 @@ BOOL UTIL_IsFacing( entvars_t *pevTest, const Vector &reference )
 	angle.x = 0;
 	UTIL_MakeVectorsPrivate( angle, forward, NULL, NULL );
 	// He's facing me, he meant it
-	if ( DotProduct( forward, vecDir ) > 0.96 )	// +/- 15 degrees or so
+	if( DotProduct( forward, vecDir ) > 0.96f )	// +/- 15 degrees or so
 	{
 		return TRUE;
 	}