//-----------------------------------------------------------------------------
//
// Copyright 2016-2018 Christoph Oelckers
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see http://www.gnu.org/licenses/
//
//-----------------------------------------------------------------------------
//
// VM thunks for simple functions.
//
//-----------------------------------------------------------------------------

#include "vm.h"
#include "r_defs.h"
#include "g_levellocals.h"
#include "s_sound.h"
#include "p_local.h"

DEFINE_ACTION_FUNCTION_NATIVE(_Sector, FindShortestTextureAround, FindShortestTextureAround)
{
	PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	ACTION_RETURN_FLOAT(FindShortestTextureAround(self));
}

DEFINE_ACTION_FUNCTION_NATIVE(_Sector, FindShortestUpperAround, FindShortestUpperAround)
{
	PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	ACTION_RETURN_FLOAT(FindShortestUpperAround(self));
}

DEFINE_ACTION_FUNCTION_NATIVE(_Sector, FindModelFloorSector, FindModelFloorSector)
{
	PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	PARAM_FLOAT(fdh);
	auto h = FindModelFloorSector(self, fdh);
	ACTION_RETURN_POINTER(h);
}

DEFINE_ACTION_FUNCTION_NATIVE(_Sector, FindModelCeilingSector, FindModelCeilingSector)
{
	PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	PARAM_FLOAT(fdh);
	auto h = FindModelCeilingSector(self, fdh);
	ACTION_RETURN_POINTER(h);
}

// Note: Do not use struct types like PalEntry as argument types here! We never know what the compilers will do with them.
static void SetColor(sector_t *self, int color, int desat)
{
	self->Colormap.LightColor.SetRGB(color);
	self->Colormap.Desaturation = desat;
	P_RecalculateAttachedLights(self);
}

DEFINE_ACTION_FUNCTION_NATIVE(_Sector, SetColor, SetColor)
{
	PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	PARAM_COLOR(color);
	PARAM_INT(desat);
	SetColor(self, color, desat);
	return 0;
}

static void SetFade(sector_t *self, int fade)
{
	self->Colormap.FadeColor.SetRGB(fade);
	P_RecalculateAttachedLights(self);
}

DEFINE_ACTION_FUNCTION_NATIVE(_Sector, SetFade, SetFade)
{
	PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	PARAM_COLOR(fade);
	SetFade(self, fade);
	return 0;
}

static void SetSpecialColor(sector_t *self, int num, int _color)
{
	if (num >= 0 && num < 5)
	{
		PalEntry color = _color;
		color.a = 255;
		self->SetSpecialColor(num, color);
	}
}
DEFINE_ACTION_FUNCTION_NATIVE(_Sector, SetSpecialColor, SetSpecialColor)
{
	PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	PARAM_INT(num);
	PARAM_COLOR(color);
	SetSpecialColor(self, num, color);
	return 0;
}

static void SetFogDensity(sector_t *self, int dens)
{
	self->Colormap.FogDensity = dens;
}

DEFINE_ACTION_FUNCTION_NATIVE(_Sector, SetFogDensity, SetFogDensity)
{
	PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	PARAM_INT(dens);
	self->Colormap.FogDensity = dens;
	return 0;
}

static int PlaneMoving(sector_t *self, int pos)
{
	return self->PlaneMoving(pos);
}

DEFINE_ACTION_FUNCTION(_Sector, PlaneMoving)
{
	PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	PARAM_INT(pos);
	ACTION_RETURN_BOOL(self->PlaneMoving(pos));
}

static int GetFloorLight(sector_t *self)
{
	return self->GetFloorLight();
}

DEFINE_ACTION_FUNCTION_NATIVE(_Sector, GetFloorLight, GetFloorLight)
{
	PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	ACTION_RETURN_INT(self->GetFloorLight());
}

static int GetCeilingLight(sector_t *self)
{
	return self->GetCeilingLight();
}

DEFINE_ACTION_FUNCTION_NATIVE(_Sector, GetCeilingLight, GetCeilingLight)
{
	PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	ACTION_RETURN_INT(self->GetCeilingLight());
}

static sector_t *GetHeightSec(sector_t *self)
{
	return self->GetHeightSec();
}

DEFINE_ACTION_FUNCTION_NATIVE(_Sector, GetHeightSec, GetHeightSec)
{
	PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	ACTION_RETURN_POINTER(self->GetHeightSec());
}

static void GetSpecial(sector_t *self, secspecial_t *spec)
{
	self->GetSpecial(spec);
}

DEFINE_ACTION_FUNCTION_NATIVE(_Sector, GetSpecial, GetSpecial)
{
	PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	PARAM_POINTER(spec, secspecial_t);
	self->GetSpecial(spec);
	return 0;
}

DEFINE_ACTION_FUNCTION(_Sector, SetSpecial)
{
	PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	PARAM_POINTER(spec, secspecial_t);
	self->SetSpecial(spec);
	return 0;
}

DEFINE_ACTION_FUNCTION(_Sector, TransferSpecial)
{
	PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	PARAM_POINTER(spec, sector_t);
	self->TransferSpecial(spec);
	return 0;
}

DEFINE_ACTION_FUNCTION(_Sector, GetTerrain)
{
	PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	PARAM_INT(pos);
	ACTION_RETURN_INT(self->GetTerrain(pos));
}

DEFINE_ACTION_FUNCTION(_Sector, CheckPortalPlane)
{
	PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	PARAM_INT(plane);
	self->CheckPortalPlane(plane);
	return 0;
}

DEFINE_ACTION_FUNCTION(_Sector, RemoveForceField)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 self->RemoveForceField();
	 return 0;
 }

  DEFINE_ACTION_FUNCTION(_Sector, AdjustFloorClip)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 self->AdjustFloorClip();
	 return 0;
 }

 //===========================================================================
 //
 //
 //
 //===========================================================================

 DEFINE_ACTION_FUNCTION(_Sector, PointInSector)
 {
	 PARAM_PROLOGUE;
	 PARAM_FLOAT(x);
	 PARAM_FLOAT(y);
	 ACTION_RETURN_POINTER(P_PointInSector(x, y));
 }

 DEFINE_ACTION_FUNCTION(_Sector, SetXOffset)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 PARAM_FLOAT(o);
	 self->SetXOffset(pos, o);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Sector, AddXOffset)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 PARAM_FLOAT(o);
	 self->AddXOffset(pos, o);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Sector, GetXOffset)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 ACTION_RETURN_FLOAT(self->GetXOffset(pos));
 }

 DEFINE_ACTION_FUNCTION(_Sector, SetYOffset)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 PARAM_FLOAT(o);
	 self->SetXOffset(pos, o);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Sector, AddYOffset)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 PARAM_FLOAT(o);
	 self->AddXOffset(pos, o);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Sector, GetYOffset)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 PARAM_BOOL(addbase);
	 ACTION_RETURN_FLOAT(self->GetYOffset(pos, addbase));
 }

 DEFINE_ACTION_FUNCTION(_Sector, SetXScale)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 PARAM_FLOAT(o);
	 self->SetXScale(pos, o);
	 return 0;
 }

 
 DEFINE_ACTION_FUNCTION(_Sector, GetXScale)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 ACTION_RETURN_FLOAT(self->GetXScale(pos));
 }

 DEFINE_ACTION_FUNCTION(_Sector, SetYScale)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 PARAM_FLOAT(o);
	 self->SetYScale(pos, o);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Sector, GetYScale)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 ACTION_RETURN_FLOAT(self->GetYScale(pos));
 }

 DEFINE_ACTION_FUNCTION(_Sector, SetAngle)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 PARAM_ANGLE(o);
	 self->SetAngle(pos, o);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Sector, GetAngle)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 PARAM_BOOL(addbase);
	 ACTION_RETURN_FLOAT(self->GetAngle(pos, addbase).Degrees);
 }

 DEFINE_ACTION_FUNCTION(_Sector, SetBase)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 PARAM_FLOAT(o);
	 PARAM_ANGLE(a);
	 self->SetBase(pos, o, a);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Sector, SetAlpha)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 PARAM_FLOAT(o);
	 self->SetAlpha(pos, o);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Sector, GetAlpha)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 ACTION_RETURN_FLOAT(self->GetAlpha(pos));
 }

 DEFINE_ACTION_FUNCTION(_Sector, GetFlags)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 ACTION_RETURN_INT(self->GetFlags(pos));
 }

 DEFINE_ACTION_FUNCTION(_Sector, GetVisFlags)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 ACTION_RETURN_INT(self->GetVisFlags(pos));
 }

 DEFINE_ACTION_FUNCTION(_Sector, ChangeFlags)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 PARAM_INT(a);
	 PARAM_INT(o);
	 self->ChangeFlags(pos, a, o);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Sector, SetPlaneLight)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 PARAM_INT(o);
	 self->SetPlaneLight(pos, o);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Sector, GetPlaneLight)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 ACTION_RETURN_INT(self->GetPlaneLight(pos));
 }

 DEFINE_ACTION_FUNCTION(_Sector, SetTexture)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 PARAM_INT(o);
	 PARAM_BOOL(adj);
	 self->SetTexture(pos, FSetTextureID(o), adj);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Sector, GetTexture)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 ACTION_RETURN_INT(self->GetTexture(pos).GetIndex());
 }

 DEFINE_ACTION_FUNCTION(_Sector, SetPlaneTexZ)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 PARAM_FLOAT(o);
	 PARAM_BOOL(dirty);
	 self->SetPlaneTexZ(pos, o, true);	// not setting 'dirty' here is a guaranteed cause for problems.
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Sector, GetPlaneTexZ)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 ACTION_RETURN_FLOAT(self->GetPlaneTexZ(pos));
 }

 DEFINE_ACTION_FUNCTION(_Sector, SetLightLevel)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(o);
	 self->SetLightLevel(o);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Sector, ChangeLightLevel)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(o);
	 self->ChangeLightLevel(o);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Sector, GetLightLevel)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 ACTION_RETURN_INT(self->GetLightLevel());
 }

 DEFINE_ACTION_FUNCTION(_Sector, PortalBlocksView)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 ACTION_RETURN_BOOL(self->PortalBlocksView(pos));
 }

 DEFINE_ACTION_FUNCTION(_Sector, PortalBlocksSight)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 ACTION_RETURN_BOOL(self->PortalBlocksSight(pos));
 }

 DEFINE_ACTION_FUNCTION(_Sector, PortalBlocksMovement)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 ACTION_RETURN_BOOL(self->PortalBlocksMovement(pos));
 }

 DEFINE_ACTION_FUNCTION(_Sector, PortalBlocksSound)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 ACTION_RETURN_BOOL(self->PortalBlocksSound(pos));
 }

 DEFINE_ACTION_FUNCTION(_Sector, PortalIsLinked)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 ACTION_RETURN_BOOL(self->PortalIsLinked(pos));
 }

 DEFINE_ACTION_FUNCTION(_Sector, ClearPortal)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 self->ClearPortal(pos);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Sector, GetPortalPlaneZ)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 ACTION_RETURN_FLOAT(self->GetPortalPlaneZ(pos));
 }

 DEFINE_ACTION_FUNCTION(_Sector, GetPortalDisplacement)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 ACTION_RETURN_VEC2(self->GetPortalDisplacement(pos));
 }

 DEFINE_ACTION_FUNCTION(_Sector, GetPortalType)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 ACTION_RETURN_INT(self->GetPortalType(pos));
 }

 DEFINE_ACTION_FUNCTION(_Sector, GetOppositePortalGroup)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 ACTION_RETURN_INT(self->GetOppositePortalGroup(pos));
 }

 DEFINE_ACTION_FUNCTION(_Sector, CenterFloor)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 ACTION_RETURN_FLOAT(self->CenterFloor());
 }

 DEFINE_ACTION_FUNCTION(_Sector, CenterCeiling)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 ACTION_RETURN_FLOAT(self->CenterCeiling());
 }

 DEFINE_ACTION_FUNCTION(_Sector, Index)
 {
	PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	unsigned ndx = self->Index();
	if (ndx >= level.sectors.Size())
	{
		// This qualifies as an array out of bounds exception. Normally it can only happen when a sector copy is concerned which scripts should not be able to create.
		ThrowAbortException(X_ARRAY_OUT_OF_BOUNDS, "Accessed invalid sector");
	}
	ACTION_RETURN_INT(ndx);
 }

 DEFINE_ACTION_FUNCTION(_Sector, SetEnvironmentID)
 {
	PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	PARAM_INT(envnum);
	level.Zones[self->ZoneNumber].Environment = S_FindEnvironment(envnum);
	return 0;
 }

 DEFINE_ACTION_FUNCTION(_Sector, SetEnvironment)
 {
	PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	PARAM_STRING(env);
	level.Zones[self->ZoneNumber].Environment = S_FindEnvironment(env);
	return 0;
 }

 DEFINE_ACTION_FUNCTION(_Sector, GetGlowHeight)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 ACTION_RETURN_FLOAT(self->GetGlowHeight(pos));
 }

 DEFINE_ACTION_FUNCTION(_Sector, GetGlowColor)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 ACTION_RETURN_INT(self->GetGlowColor(pos));
 }

 DEFINE_ACTION_FUNCTION(_Sector, SetGlowHeight)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 PARAM_FLOAT(o);
	 self->SetGlowHeight(pos, float(o));
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Sector, SetGlowColor)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(sector_t);
	 PARAM_INT(pos);
	 PARAM_COLOR(o);
	 self->SetGlowColor(pos, o);
	 return 0;
 }

 //===========================================================================
 //
 //  line_t exports
 //
 //===========================================================================

 DEFINE_ACTION_FUNCTION(_Line, isLinePortal)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(line_t);
	 ACTION_RETURN_BOOL(self->isLinePortal());
 }

 DEFINE_ACTION_FUNCTION(_Line, isVisualPortal)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(line_t);
	 ACTION_RETURN_BOOL(self->isVisualPortal());
 }

 DEFINE_ACTION_FUNCTION(_Line, getPortalDestination)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(line_t);
	 ACTION_RETURN_POINTER(self->getPortalDestination());
 }

 DEFINE_ACTION_FUNCTION(_Line, getPortalAlignment)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(line_t);
	 ACTION_RETURN_INT(self->getPortalAlignment());
 }

 DEFINE_ACTION_FUNCTION(_Line, Index)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(line_t);
	 unsigned ndx = self->Index();
	 if (ndx >= level.lines.Size())
	 {
		 ThrowAbortException(X_ARRAY_OUT_OF_BOUNDS, "Accessed invalid line");
	 }
	 ACTION_RETURN_INT(ndx);
 }

 //===========================================================================
 //
 // 
 //
 //===========================================================================

 DEFINE_ACTION_FUNCTION(_Side, GetTexture)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(side_t);
	 PARAM_INT(which);
	 ACTION_RETURN_INT(self->GetTexture(which).GetIndex());
 }

 DEFINE_ACTION_FUNCTION(_Side, SetTexture)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(side_t);
	 PARAM_INT(which);
	 PARAM_INT(tex);
	 self->SetTexture(which, FSetTextureID(tex));
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Side, SetTextureXOffset)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(side_t);
	 PARAM_INT(which);
	 PARAM_FLOAT(ofs);
	 self->SetTextureXOffset(which, ofs);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Side, AddTextureXOffset)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(side_t);
	 PARAM_INT(which);
	 PARAM_FLOAT(ofs);
	 self->AddTextureXOffset(which, ofs);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Side, GetTextureXOffset)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(side_t);
	 PARAM_INT(which);
	 ACTION_RETURN_FLOAT(self->GetTextureXOffset(which));
 }

 DEFINE_ACTION_FUNCTION(_Side, SetTextureYOffset)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(side_t);
	 PARAM_INT(which);
	 PARAM_FLOAT(ofs);
	 self->SetTextureYOffset(which, ofs);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Side, AddTextureYOffset)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(side_t);
	 PARAM_INT(which);
	 PARAM_FLOAT(ofs);
	 self->AddTextureYOffset(which, ofs);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Side, GetTextureYOffset)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(side_t);
	 PARAM_INT(which);
	 ACTION_RETURN_FLOAT(self->GetTextureYOffset(which));
 }

 DEFINE_ACTION_FUNCTION(_Side, SetTextureXScale)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(side_t);
	 PARAM_INT(which);
	 PARAM_FLOAT(ofs);
	 self->SetTextureXScale(which, ofs);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Side, MultiplyTextureXScale)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(side_t);
	 PARAM_INT(which);
	 PARAM_FLOAT(ofs);
	 self->MultiplyTextureXScale(which, ofs);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Side, GetTextureXScale)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(side_t);
	 PARAM_INT(which);
	 ACTION_RETURN_FLOAT(self->GetTextureXScale(which));
 }

 DEFINE_ACTION_FUNCTION(_Side, SetTextureYScale)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(side_t);
	 PARAM_INT(which);
	 PARAM_FLOAT(ofs);
	 self->SetTextureYScale(which, ofs);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Side, MultiplyTextureYScale)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(side_t);
	 PARAM_INT(which);
	 PARAM_FLOAT(ofs);
	 self->MultiplyTextureYScale(which, ofs);
	 return 0;
 }

 DEFINE_ACTION_FUNCTION(_Side, GetTextureYScale)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(side_t);
	 PARAM_INT(which);
	 ACTION_RETURN_FLOAT(self->GetTextureYScale(which));
 }

 DEFINE_ACTION_FUNCTION(_Side, V1)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(side_t);
	 ACTION_RETURN_POINTER(self->V1());
 }

 DEFINE_ACTION_FUNCTION(_Side, V2)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(side_t);
	 ACTION_RETURN_POINTER(self->V2());
 }

 DEFINE_ACTION_FUNCTION(_Side, Index)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(side_t);
	 ACTION_RETURN_INT(self->Index());
 }

 //=====================================================================================
//
//
//=====================================================================================

 DEFINE_ACTION_FUNCTION(_Side, SetSpecialColor)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(side_t);
	 PARAM_INT(tier);
	 PARAM_INT(position);
	 PARAM_COLOR(color);
	 if (tier >= 0 && tier < 3 && position >= 0 && position < 2)
	 {
		 color.a = 255;
		 self->SetSpecialColor(tier, position, color);
	 }
	 return 0;
 }


 DEFINE_ACTION_FUNCTION(_Vertex, Index)
 {
	 PARAM_SELF_STRUCT_PROLOGUE(vertex_t);
	 ACTION_RETURN_INT(self->Index());
 }

DEFINE_ACTION_FUNCTION(_TexMan, ReplaceTextures)
{
	PARAM_PROLOGUE;
	PARAM_STRING(from);
	PARAM_STRING(to);
	PARAM_INT(flags);
	P_ReplaceTextures(from, to, flags);
	return 0;
}

DEFINE_ACTION_FUNCTION(_Secplane, isSlope)
{
	PARAM_SELF_STRUCT_PROLOGUE(secplane_t);
	ACTION_RETURN_BOOL(!self->normal.XY().isZero());
}

DEFINE_ACTION_FUNCTION(_Secplane, PointOnSide)
{
	PARAM_SELF_STRUCT_PROLOGUE(secplane_t);
	PARAM_FLOAT(x);
	PARAM_FLOAT(y);
	PARAM_FLOAT(z);
	ACTION_RETURN_INT(self->PointOnSide(DVector3(x, y, z)));
}

DEFINE_ACTION_FUNCTION(_Secplane, ZatPoint)
{
	PARAM_SELF_STRUCT_PROLOGUE(secplane_t);
	PARAM_FLOAT(x);
	PARAM_FLOAT(y);
	ACTION_RETURN_FLOAT(self->ZatPoint(x, y));
}

DEFINE_ACTION_FUNCTION(_Secplane, ZatPointDist)
{
	PARAM_SELF_STRUCT_PROLOGUE(secplane_t);
	PARAM_FLOAT(x);
	PARAM_FLOAT(y);
	PARAM_FLOAT(d);
	ACTION_RETURN_FLOAT((d + self->normal.X*x + self->normal.Y*y) * self->negiC);
}

DEFINE_ACTION_FUNCTION(_Secplane, isEqual)
{
	PARAM_SELF_STRUCT_PROLOGUE(secplane_t);
	PARAM_POINTER(other, secplane_t);
	ACTION_RETURN_BOOL(*self == *other);
}

DEFINE_ACTION_FUNCTION(_Secplane, ChangeHeight)
{
	PARAM_SELF_STRUCT_PROLOGUE(secplane_t);
	PARAM_FLOAT(hdiff);
	self->ChangeHeight(hdiff);
	return 0;
}

DEFINE_ACTION_FUNCTION(_Secplane, GetChangedHeight)
{
	PARAM_SELF_STRUCT_PROLOGUE(secplane_t);
	PARAM_FLOAT(hdiff);
	ACTION_RETURN_FLOAT(self->GetChangedHeight(hdiff));
}

DEFINE_ACTION_FUNCTION(_Secplane, HeightDiff)
{
	PARAM_SELF_STRUCT_PROLOGUE(secplane_t);
	PARAM_FLOAT(oldd);
	PARAM_FLOAT(newd);
	if (newd != 1e37)
	{
		ACTION_RETURN_FLOAT(self->HeightDiff(oldd));
	}
	else
	{
		PARAM_FLOAT(newd);
		ACTION_RETURN_FLOAT(self->HeightDiff(oldd, newd));
	}
}

DEFINE_ACTION_FUNCTION(_Secplane, PointToDist)
{
	PARAM_SELF_STRUCT_PROLOGUE(secplane_t);
	PARAM_FLOAT(x);
	PARAM_FLOAT(y);
	PARAM_FLOAT(z);
	ACTION_RETURN_FLOAT(self->PointToDist(DVector2(x, y), z));
}