Directory restructuring to make it easier to version projects that don't build zdoom.exe.

SVN r4 (trunk)

src/g_shared/a_skies.cpp

@@ -0,0 +1,223 @@
+/*
+** a_skies.cpp
+** Skybox-related actors
+**
+**---------------------------------------------------------------------------
+** Copyright 1998-2005 Randy Heit
+** All rights reserved.
+**
+** Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions
+** are met:
+**
+** 1. Redistributions of source code must retain the above copyright
+**    notice, this list of conditions and the following disclaimer.
+** 2. Redistributions in binary form must reproduce the above copyright
+**    notice, this list of conditions and the following disclaimer in the
+**    documentation and/or other materials provided with the distribution.
+** 3. The name of the author may not be used to endorse or promote products
+**    derived from this software without specific prior written permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+**---------------------------------------------------------------------------
+**
+*/
+
+#include "actor.h"
+#include "a_sharedglobal.h"
+#include "p_local.h"
+
+// arg0 = Visibility*4 for this skybox
+
+IMPLEMENT_STATELESS_ACTOR (ASkyViewpoint, Any, 9080, 0)
+	PROP_Flags (MF_NOBLOCKMAP|MF_NOSECTOR|MF_NOGRAVITY)
+END_DEFAULTS
+
+// If this actor has no TID, make it the default sky box
+void ASkyViewpoint::BeginPlay ()
+{
+	Super::BeginPlay ();
+
+	if (tid == 0)
+	{
+		int i;
+
+		for (i = 0; i <numsectors; i++)
+		{
+			if (sectors[i].FloorSkyBox == NULL)
+			{
+				sectors[i].FloorSkyBox = this;
+			}
+			if (sectors[i].CeilingSkyBox == NULL)
+			{
+				sectors[i].CeilingSkyBox = this;
+			}
+		}
+	}
+}
+
+void ASkyViewpoint::Serialize (FArchive &arc)
+{
+	Super::Serialize (arc);
+	arc << bInSkybox << bAlways << Mate << PlaneAlpha;
+}
+
+//---------------------------------------------------------------------------
+
+// arg0 = tid of matching SkyViewpoint
+// A value of 0 means to use a regular stretched texture, in case
+// there is a default SkyViewpoint in the level.
+//
+// arg1 = 0: set both floor and ceiling skybox
+//		= 1: set only ceiling skybox
+//		= 2: set only floor skybox
+
+class ASkyPicker : public AActor
+{
+	DECLARE_STATELESS_ACTOR (ASkyPicker, AActor)
+public:
+	void PostBeginPlay ();
+};
+
+IMPLEMENT_STATELESS_ACTOR (ASkyPicker, Any, 9081, 0)
+	PROP_Flags (MF_NOBLOCKMAP|MF_NOSECTOR|MF_NOGRAVITY)
+END_DEFAULTS
+
+void ASkyPicker::PostBeginPlay ()
+{
+	ASkyViewpoint *box;
+	Super::PostBeginPlay ();
+
+	if (args[0] == 0)
+	{
+		box = NULL;
+	}
+	else
+	{
+		TActorIterator<ASkyViewpoint> iterator (args[0]);
+		box = iterator.Next ();
+	}
+
+	if (box == NULL && args[0] != 0)
+	{
+		Printf ("Can't find SkyViewpoint %d for sector %d\n",
+			args[0], Sector - sectors);
+	}
+	else
+	{
+		if (0 == (args[1] & 2))
+		{
+			Sector->CeilingSkyBox = box;
+		}
+		if (0 == (args[1] & 1))
+		{
+			Sector->FloorSkyBox = box;
+		}
+	}
+	Destroy ();
+}
+
+//---------------------------------------------------------------------------
+// Stacked sectors.
+
+// arg0 = opacity of plane; 0 = invisible, 255 = fully opaque
+
+class AStackPoint : public ASkyViewpoint
+{
+	DECLARE_STATELESS_ACTOR (AStackPoint, ASkyViewpoint)
+public:
+	void BeginPlay ();
+};
+
+IMPLEMENT_ABSTRACT_ACTOR (AStackPoint)
+
+void AStackPoint::BeginPlay ()
+{
+	// Skip SkyViewpoint's initialization
+	AActor::BeginPlay ();
+
+	bAlways = true;
+}
+
+//---------------------------------------------------------------------------
+// Upper stacks go in the top sector. Lower stacks go in the bottom sector.
+
+class AUpperStackLookOnly : public AStackPoint
+{
+	DECLARE_STATELESS_ACTOR (AUpperStackLookOnly, AStackPoint)
+public:
+	void PostBeginPlay ();
+};
+
+class ALowerStackLookOnly : public AStackPoint
+{
+	DECLARE_STATELESS_ACTOR (ALowerStackLookOnly, AStackPoint)
+public:
+	void PostBeginPlay ();
+};
+
+IMPLEMENT_STATELESS_ACTOR (AUpperStackLookOnly, Any, 9077, 0)
+END_DEFAULTS
+
+IMPLEMENT_STATELESS_ACTOR (ALowerStackLookOnly, Any, 9078, 0)
+END_DEFAULTS
+
+void AUpperStackLookOnly::PostBeginPlay ()
+{
+	Super::PostBeginPlay ();
+	TActorIterator<ALowerStackLookOnly> it (tid);
+	Sector->FloorSkyBox = it.Next();
+	if (Sector->FloorSkyBox != NULL)
+	{
+		Sector->FloorSkyBox->Mate = this;
+		Sector->FloorSkyBox->PlaneAlpha = Scale (args[0], OPAQUE, 255);
+	}
+}
+
+void ALowerStackLookOnly::PostBeginPlay ()
+{
+	Super::PostBeginPlay ();
+	TActorIterator<AUpperStackLookOnly> it (tid);
+	Sector->CeilingSkyBox = it.Next();
+	if (Sector->CeilingSkyBox != NULL)
+	{
+		Sector->CeilingSkyBox->Mate = this;
+		Sector->CeilingSkyBox->PlaneAlpha = Scale (args[0], OPAQUE, 255);
+	}
+}
+
+//---------------------------------------------------------------------------
+
+class ASectorSilencer : public AActor
+{
+	DECLARE_STATELESS_ACTOR (ASectorSilencer, AActor)
+public:
+	void BeginPlay ();
+	void Destroy ();
+};
+
+IMPLEMENT_STATELESS_ACTOR (ASectorSilencer, Any, 9082, 0)
+	PROP_Flags (MF_NOBLOCKMAP|MF_NOGRAVITY)
+	PROP_RenderStyle (STYLE_None)
+END_DEFAULTS
+
+void ASectorSilencer::BeginPlay ()
+{
+	Super::BeginPlay ();
+	Sector->MoreFlags |= SECF_SILENT;
+}
+
+void ASectorSilencer::Destroy ()
+{
+	Sector->MoreFlags &= ~SECF_SILENT;
+	Super::Destroy ();
+}