private static int ArchiveLine(LineDef line, byte[] data, int p)
{
Write(data, p, (short)line.Flags);
Write(data, p + 2, (short)line.Special);
Write(data, p + 4, (short)line.Tag);
p += 6;
if (line.FrontSide != null)
{
var side = line.FrontSide;
Write(data, p, (short)side.TextureOffset.ToIntFloor());
Write(data, p + 2, (short)side.RowOffset.ToIntFloor());
Write(data, p + 4, (short)side.TopTexture);
Write(data, p + 6, (short)side.BottomTexture);
Write(data, p + 8, (short)side.MiddleTexture);
p += 10;
}
if (line.BackSide != null)
{
var side = line.BackSide;
Write(data, p, (short)side.TextureOffset.ToIntFloor());
Write(data, p + 2, (short)side.RowOffset.ToIntFloor());
Write(data, p + 4, (short)side.TopTexture);
Write(data, p + 6, (short)side.BottomTexture);
Write(data, p + 8, (short)side.MiddleTexture);
p += 10;
}
return(p);
}
private void StartButton(LineDef line, ButtonPosition w, int texture, int time)
{
// See if button is already pressed.
for (var i = 0; i < maxButtonCount; i++)
{
if (buttonList[i].Timer != 0 && buttonList[i].Line == line)
{
return;
}
}
for (var i = 0; i < maxButtonCount; i++)
{
if (buttonList[i].Timer == 0)
{
buttonList[i].Line = line;
buttonList[i].Position = w;
buttonList[i].Texture = texture;
buttonList[i].Timer = time;
buttonList[i].SoundOrigin = line.SoundOrigin;
return;
}
}
throw new Exception("No button slots left!");
}
public void MakeFrom(LineDef line)
{
x = line.Vertex1.X;
y = line.Vertex1.Y;
dx = line.Dx;
dy = line.Dy;
}
public void LineOpening(LineDef line)
{
if (line.Side1 == null)
{
// If the line is single sided, nothing can pass through.
openRange = Fixed.Zero;
return;
}
var front = line.FrontSector;
var back = line.BackSector;
if (front.CeilingHeight < back.CeilingHeight)
{
openTop = front.CeilingHeight;
}
else
{
openTop = back.CeilingHeight;
}
if (front.FloorHeight > back.FloorHeight)
{
openBottom = front.FloorHeight;
lowFloor = back.FloorHeight;
}
else
{
openBottom = back.FloorHeight;
lowFloor = front.FloorHeight;
}
openRange = openTop - openBottom;
}
private static int UnArchiveLine(LineDef line, byte[] data, int p)
{
line.Flags = (LineFlags)BitConverter.ToInt16(data, p);
line.Special = (LineSpecial)BitConverter.ToInt16(data, p + 2);
line.Tag = BitConverter.ToInt16(data, p + 4);
p += 6;
if (line.FrontSide != null)
{
var side = line.FrontSide;
side.TextureOffset = Fixed.FromInt(BitConverter.ToInt16(data, p));
side.RowOffset = Fixed.FromInt(BitConverter.ToInt16(data, p + 2));
side.TopTexture = BitConverter.ToInt16(data, p + 4);
side.BottomTexture = BitConverter.ToInt16(data, p + 6);
side.MiddleTexture = BitConverter.ToInt16(data, p + 8);
p += 10;
}
if (line.BackSide != null)
{
var side = line.BackSide;
side.TextureOffset = Fixed.FromInt(BitConverter.ToInt16(data, p));
side.RowOffset = Fixed.FromInt(BitConverter.ToInt16(data, p + 2));
side.TopTexture = BitConverter.ToInt16(data, p + 4);
side.BottomTexture = BitConverter.ToInt16(data, p + 6);
side.MiddleTexture = BitConverter.ToInt16(data, p + 8);
p += 10;
}
return(p);
}
public void MakeFrom(LineDef line)
{
X = line.Vertex1.X;
Y = line.Vertex1.Y;
Dx = line.Dx;
Dy = line.Dy;
}
private bool SlideTraverse(Intercept intercept)
{
var mc = world.MapCollision;
if (intercept.Line == null)
{
throw new Exception("ThingMovement.SlideTraverse: Not a line?");
}
var line = intercept.Line;
if ((line.Flags & LineFlags.TwoSided) == 0)
{
if (Geometry.PointOnLineSide(slideThing.X, slideThing.Y, line) != 0)
{
// Don't hit the back side.
return(true);
}
goto isBlocking;
}
// Set openrange, opentop, openbottom.
mc.LineOpening(line);
if (mc.OpenRange < slideThing.Height)
{
// Doesn't fit.
goto isBlocking;
}
if (mc.OpenTop - slideThing.Z < slideThing.Height)
{
// Mobj is too high.
goto isBlocking;
}
if (mc.OpenBottom - slideThing.Z > Fixed.FromInt(24))
{
// Too big a step up.
goto isBlocking;
}
// This line doesn't block movement.
return(true);
// The line does block movement, see if it is closer than best so far.
isBlocking:
if (intercept.Frac < bestSlideFrac)
{
secondSlideFrac = bestSlideFrac;
secondSlideLine = bestSlideLine;
bestSlideFrac = intercept.Frac;
bestSlideLine = line;
}
// Stop.
return(false);
}
public void Clear()
{
Line = null;
Position = 0;
Texture = 0;
Timer = 0;
SoundOrigin = null;
}
public void Clear()
{
line = null;
position = 0;
texture = 0;
timer = 0;
soundOrigin = null;
}
public bool TeleportMove(Mobj thing, Fixed x, Fixed y)
{
// Kill anything occupying the position.
currentThing = thing;
currentFlags = thing.Flags;
currentX = x;
currentY = y;
currentBox[Box.Top] = y + currentThing.Radius;
currentBox[Box.Bottom] = y - currentThing.Radius;
currentBox[Box.Right] = x + currentThing.Radius;
currentBox[Box.Left] = x - currentThing.Radius;
var ss = Geometry.PointInSubsector(x, y, world.Map);
currentCeilingLine = null;
// The base floor / ceiling is from the subsector that contains the point.
// Any contacted lines the step closer together will adjust them.
currentFloorZ = currentDropoffZ = ss.Sector.FloorHeight;
currentCeilingZ = ss.Sector.CeilingHeight;
var validcount = world.GetNewValidCount();
crossedSpecialCount = 0;
// Stomp on any things contacted.
var bm = world.Map.BlockMap;
var blockX1 = bm.GetBlockX(currentBox[Box.Left] - GameConst.MaxThingRadius);
var blockX2 = bm.GetBlockX(currentBox[Box.Right] + GameConst.MaxThingRadius);
var blockY1 = bm.GetBlockY(currentBox[Box.Bottom] - GameConst.MaxThingRadius);
var blockY2 = bm.GetBlockY(currentBox[Box.Top] + GameConst.MaxThingRadius);
for (var bx = blockX1; bx <= blockX2; bx++)
{
for (var by = blockY1; by <= blockY2; by++)
{
if (!bm.IterateThings(bx, by, stompThingFunc))
{
return(false);
}
}
}
// the move is ok, so link the thing into its new position
UnsetThingPosition(thing);
thing.FloorZ = currentFloorZ;
thing.CeilingZ = currentCeilingZ;
thing.X = x;
thing.Y = y;
SetThingPosition(thing);
return(true);
}
private bool AddLineIntercepts(LineDef line)
{
int s1;
int s2;
// Avoid precision problems with two routines.
if (trace.Dx > Fixed.FromInt(16) ||
trace.Dy > Fixed.FromInt(16) ||
trace.Dx < -Fixed.FromInt(16) ||
trace.Dy < -Fixed.FromInt(16))
{
s1 = Geometry.PointOnDivLineSide(line.Vertex1.X, line.Vertex1.Y, trace);
s2 = Geometry.PointOnDivLineSide(line.Vertex2.X, line.Vertex2.Y, trace);
}
else
{
s1 = Geometry.PointOnLineSide(trace.X, trace.Y, line);
s2 = Geometry.PointOnLineSide(trace.X + trace.Dx, trace.Y + trace.Dy, line);
}
if (s1 == s2)
{
// Line isn't crossed.
return(true);
}
// Hit the line.
target.MakeFrom(line);
var frac = InterceptVector(trace, target);
if (frac < Fixed.Zero)
{
// Behind source.
return(true);
}
// Try to early out the check.
if (earlyOut && frac < Fixed.One && line.BackSector == null)
{
// Stop checking.
return(false);
}
intercepts[interceptCount].Frac = frac;
intercepts[interceptCount].Line = line;
intercepts[interceptCount].Thing = null;
interceptCount++;
// Continue.
return(true);
}
/// <summary>
/// Calculate on which side of the line the box is.
/// </summary>
/// <returns>
/// 0 (front), 1 (back), or -1 if the box crosses the line.
/// </returns>
public static int BoxOnLineSide(Fixed[] box, LineDef line)
{
int p1;
int p2;
switch (line.SlopeType)
{
case SlopeType.Horizontal:
p1 = box[Box.Top] > line.Vertex1.Y ? 1 : 0;
p2 = box[Box.Bottom] > line.Vertex1.Y ? 1 : 0;
if (line.Dx < Fixed.Zero)
{
p1 ^= 1;
p2 ^= 1;
}
break;
case SlopeType.Vertical:
p1 = box[Box.Right] < line.Vertex1.X ? 1 : 0;
p2 = box[Box.Left] < line.Vertex1.X ? 1 : 0;
if (line.Dy < Fixed.Zero)
{
p1 ^= 1;
p2 ^= 1;
}
break;
case SlopeType.Positive:
p1 = PointOnLineSide(box[Box.Left], box[Box.Top], line);
p2 = PointOnLineSide(box[Box.Right], box[Box.Bottom], line);
break;
case SlopeType.Negative:
p1 = PointOnLineSide(box[Box.Right], box[Box.Top], line);
p2 = PointOnLineSide(box[Box.Left], box[Box.Bottom], line);
break;
default:
throw new Exception("Invalid SlopeType.");
}
if (p1 == p2)
{
return(p1);
}
else
{
return(-1);
}
}
private Sector GetNextSector(LineDef line, Sector sector)
{
if ((line.Flags & LineFlags.TwoSided) == 0)
{
return(null);
}
if (line.FrontSector == sector)
{
return(line.BackSector);
}
return(line.FrontSector);
}
////////////////////////////////////////////////////////////
// Line shoot
////////////////////////////////////////////////////////////
/// <summary>
/// Called when a thing shoots a special line.
/// </summary>
public void ShootSpecialLine(Mobj thing, LineDef line)
{
bool ok;
// Impacts that other things can activate.
if (thing.Player == null)
{
ok = false;
switch ((int)line.Special)
{
case 46:
// Open door impact.
ok = true;
break;
}
if (!ok)
{
return;
}
}
var sa = world.SectorAction;
var specials = world.Specials;
switch ((int)line.Special)
{
case 24:
// Raise floor.
sa.DoFloor(line, FloorMoveType.RaiseFloor);
specials.ChangeSwitchTexture(line, false);
break;
case 46:
// Open door.
sa.DoDoor(line, VerticalDoorType.Open);
specials.ChangeSwitchTexture(line, true);
break;
case 47:
// Raise floor near and change.
sa.DoPlatform(line, PlatformType.RaiseToNearestAndChange, 0);
specials.ChangeSwitchTexture(line, false);
break;
}
}
//
// P_ShootSpecialLine - IMPACT SPECIALS
// Called when a thing shoots a special line.
//
public void ShootSpecialLine(Mobj thing, LineDef line)
{
bool ok;
// Impacts that other things can activate.
if (thing.Player == null)
{
ok = false;
switch ((int)line.Special)
{
case 46:
// OPEN DOOR IMPACT
ok = true;
break;
}
if (!ok)
{
return;
}
}
var sa = world.SectorAction;
var specials = world.Specials;
switch ((int)line.Special)
{
case 24:
// RAISE FLOOR
sa.EV_DoFloor(line, FloorMoveType.RaiseFloor);
specials.ChangeSwitchTexture(line, false);
break;
case 46:
// OPEN DOOR
sa.EV_DoDoor(line, VlDoorType.Open);
specials.ChangeSwitchTexture(line, true);
break;
case 47:
// RAISE FLOOR NEAR AND CHANGE
sa.EV_DoPlat(line, PlatformType.RaiseToNearestAndChange, 0);
specials.ChangeSwitchTexture(line, false);
break;
}
}
public Seg(
Vertex vertex1,
Vertex vertex2,
Fixed offset,
Angle angle,
SideDef sideDef,
LineDef lineDef,
Sector frontSector,
Sector backSector)
{
this.vertex1 = vertex1;
this.vertex2 = vertex2;
this.offset = offset;
this.angle = angle;
this.sideDef = sideDef;
this.lineDef = lineDef;
this.frontSector = frontSector;
this.backSector = backSector;
}
/// <summary>
/// Calculate on which side of the line the point is.
/// </summary>
/// <returns>
/// 0 (front) or 1 (back).
/// </returns>
public static int PointOnLineSide(Fixed x, Fixed y, LineDef line)
{
if (line.Dx == Fixed.Zero)
{
if (x <= line.Vertex1.X)
{
return(line.Dy > Fixed.Zero ? 1 : 0);
}
else
{
return(line.Dy < Fixed.Zero ? 1 : 0);
}
}
if (line.Dy == Fixed.Zero)
{
if (y <= line.Vertex1.Y)
{
return(line.Dx < Fixed.Zero ? 1 : 0);
}
else
{
return(line.Dx > Fixed.Zero ? 1 : 0);
}
}
var dx = (x - line.Vertex1.X);
var dy = (y - line.Vertex1.Y);
var left = new Fixed(line.Dy.Data >> Fixed.FracBits) * dx;
var right = dy * new Fixed(line.Dx.Data >> Fixed.FracBits);
if (right < left)
{
// Front side.
return(0);
}
else
{
// Back side.
return(1);
}
}
public static LineDef[] FromWad(Wad wad, int lump, Vertex[] vertices, SideDef[] sides)
{
var length = wad.GetLumpSize(lump);
if (length % DataSize != 0)
{
throw new Exception();
}
var data = wad.ReadLump(lump);
var count = length / DataSize;
var lines = new LineDef[count];;
for (var i = 0; i < count; i++)
{
var offset = 14 * i;
lines[i] = FromData(data, offset, vertices, sides);
}
return(lines);
}
/// <summary>
/// Adjusts the x and y movement so that the next move will
/// slide along the wall.
/// </summary>
private void HitSlideLine(LineDef line)
{
if (line.SlopeType == SlopeType.Horizontal)
{
slideMoveY = Fixed.Zero;
return;
}
if (line.SlopeType == SlopeType.Vertical)
{
slideMoveX = Fixed.Zero;
return;
}
var side = Geometry.PointOnLineSide(slideThing.X, slideThing.Y, line);
var lineAngle = Geometry.PointToAngle(Fixed.Zero, Fixed.Zero, line.Dx, line.Dy);
if (side == 1)
{
lineAngle += Angle.Ang180;
}
var moveAngle = Geometry.PointToAngle(Fixed.Zero, Fixed.Zero, slideMoveX, slideMoveY);
var deltaAngle = moveAngle - lineAngle;
if (deltaAngle > Angle.Ang180)
{
deltaAngle += Angle.Ang180;
}
var moveDist = Geometry.AproxDistance(slideMoveX, slideMoveY);
var newDist = moveDist * Trig.Cos(deltaAngle);
slideMoveX = newDist * Trig.Cos(lineAngle);
slideMoveY = newDist * Trig.Sin(lineAngle);
}
public Map(Wad wad, TextureLookup textures, FlatLookup flats, World world)
{
this.textures = textures;
this.flats = flats;
this.world = world;
var options = world.Options;
string name;
if (wad.Names.Contains("doom") || wad.Names.Contains("doom1"))
{
name = "E" + options.Episode + "M" + options.Map;
}
else
{
name = "MAP" + options.Map.ToString("00");
}
var map = wad.GetLumpNumber(name);
vertices = Vertex.FromWad(wad, map + 4);
sectors = Sector.FromWad(wad, map + 8, flats);
sides = SideDef.FromWad(wad, map + 3, textures, sectors);
lines = LineDef.FromWad(wad, map + 2, vertices, sides);
segs = Seg.FromWad(wad, map + 5, vertices, lines);
subsectors = Subsector.FromWad(wad, map + 6, segs);
nodes = Node.FromWad(wad, map + 7, subsectors);
things = MapThing.FromWad(wad, map + 1);
blockMap = BlockMap.FromWad(wad, map + 10, lines);
reject = Reject.FromWad(wad, map + 9, sectors);
GroupLines();
skyTexture = GetSkyTextureByMapName(name);
}
private void InitBoss()
{
var v = new Vertex(Fixed.Zero, Fixed.Zero);
junk = new LineDef(v, v, 0, 0, 0, null, null);
}
public void ChangeSwitchTexture(LineDef line, bool useAgain)
{
if (!useAgain)
{
line.Special = 0;
}
var frontSide = line.FrontSide;
var topTexture = frontSide.TopTexture;
var middleTexture = frontSide.MiddleTexture;
var bottomTexture = frontSide.BottomTexture;
var sound = Sfx.SWTCHN;
// Exit switch?
if ((int)line.Special == 11)
{
sound = Sfx.SWTCHX;
}
var switchList = world.Map.Textures.SwitchList;
for (var i = 0; i < switchList.Length; i++)
{
if (switchList[i] == topTexture)
{
world.StartSound(line.SoundOrigin, sound, SfxType.Misc);
frontSide.TopTexture = switchList[i ^ 1];
if (useAgain)
{
StartButton(line, ButtonPosition.Top, switchList[i], buttonTime);
}
return;
}
else
{
if (switchList[i] == middleTexture)
{
world.StartSound(line.SoundOrigin, sound, SfxType.Misc);
frontSide.MiddleTexture = switchList[i ^ 1];
if (useAgain)
{
StartButton(line, ButtonPosition.Middle, switchList[i], buttonTime);
}
return;
}
else
{
if (switchList[i] == bottomTexture)
{
world.StartSound(line.SoundOrigin, sound, SfxType.Misc);
frontSide.BottomTexture = switchList[i ^ 1];
if (useAgain)
{
StartButton(line, ButtonPosition.Bottom, switchList[i], buttonTime);
}
return;
}
}
}
}
}
public Map(Wad wad, ITextureLookup textures, IFlatLookup flats, TextureAnimation animation, World world)
{
try
{
this.textures = textures;
this.flats = flats;
this.animation = animation;
this.world = world;
var options = world.Options;
string name;
if (wad.GameMode == GameMode.Commercial)
{
name = "MAP" + options.Map.ToString("00");
}
else
{
name = "E" + options.Episode + "M" + options.Map;
}
Console.Write("Load map '" + name + "': ");
var map = wad.GetLumpNumber(name);
if (map == -1)
{
throw new Exception("Map '" + name + "' was not found!");
}
vertices = Vertex.FromWad(wad, map + 4);
sectors = Sector.FromWad(wad, map + 8, flats);
sides = SideDef.FromWad(wad, map + 3, textures, sectors);
lines = LineDef.FromWad(wad, map + 2, vertices, sides);
segs = Seg.FromWad(wad, map + 5, vertices, lines);
subsectors = Subsector.FromWad(wad, map + 6, segs);
nodes = Node.FromWad(wad, map + 7, subsectors);
things = MapThing.FromWad(wad, map + 1);
blockMap = BlockMap.FromWad(wad, map + 10, lines);
reject = Reject.FromWad(wad, map + 9, sectors);
GroupLines();
skyTexture = GetSkyTextureByMapName(name);
if (options.GameMode == GameMode.Commercial)
{
switch (options.MissionPack)
{
case MissionPack.Plutonia:
title = DoomInfo.MapTitles.Plutonia[options.Map - 1];
break;
case MissionPack.Tnt:
title = DoomInfo.MapTitles.Tnt[options.Map - 1];
break;
default:
title = DoomInfo.MapTitles.Doom2[options.Map - 1];
break;
}
}
else
{
title = DoomInfo.MapTitles.Doom[options.Episode - 1][options.Map - 1];
}
Console.WriteLine("OK");
}
catch (Exception e)
{
Console.WriteLine("Failed");
ExceptionDispatchInfo.Throw(e);
}
}
public void Make(Fixed frac, LineDef line)
{
this.frac = frac;
this.thing = null;
this.line = line;
}
public void ChangeSwitchTexture(LineDef line, bool useAgain)
{
if (!useAgain)
{
line.Special = 0;
}
var texTop = line.Side0.TopTexture;
var texMid = line.Side0.MiddleTexture;
var texBot = line.Side0.BottomTexture;
var sound = Sfx.SWTCHN;
// EXIT SWITCH?
if ((int)line.Special == 11)
{
sound = Sfx.SWTCHX;
}
var switchList = world.Map.Textures.SwitchList;
for (var i = 0; i < switchList.Length; i++)
{
if (switchList[i] == texTop)
{
world.StartSound(line.SoundOrigin, sound);
line.Side0.TopTexture = switchList[i ^ 1];
if (useAgain)
{
StartButton(line, ButtonPosition.Top, switchList[i], BUTTONTIME);
}
return;
}
else
{
if (switchList[i] == texMid)
{
world.StartSound(line.SoundOrigin, sound);
line.Side0.MiddleTexture = switchList[i ^ 1];
if (useAgain)
{
StartButton(line, ButtonPosition.Middle, switchList[i], BUTTONTIME);
}
return;
}
else
{
if (switchList[i] == texBot)
{
world.StartSound(line.SoundOrigin, sound);
line.Side0.BottomTexture = switchList[i ^ 1];
if (useAgain)
{
StartButton(line, ButtonPosition.Bottom, switchList[i], BUTTONTIME);
}
return;
}
}
}
}
}
//
// P_UseSpecialLine
// Called when a thing uses a special line.
// Only the front sides of lines are usable.
//
public bool UseSpecialLine(Mobj thing, LineDef line, int side)
{
var specials = world.Specials;
var sa = world.SectorAction;
// Err...
// Use the back sides of VERY SPECIAL lines...
if (side != 0)
{
switch ((int)line.Special)
{
case 124:
// Sliding door open&close
// UNUSED?
break;
default:
return(false);
}
}
// Switches that other things can activate.
if (thing.Player == null)
{
// never open secret doors
if ((line.Flags & LineFlags.Secret) != 0)
{
return(false);
}
switch ((int)line.Special)
{
case 1: // MANUAL DOOR RAISE
case 32: // MANUAL BLUE
case 33: // MANUAL RED
case 34: // MANUAL YELLOW
break;
default:
return(false);
}
}
// do something
switch ((int)line.Special)
{
// MANUALS
case 1: // Vertical Door
case 26: // Blue Door/Locked
case 27: // Yellow Door /Locked
case 28: // Red Door /Locked
case 31: // Manual door open
case 32: // Blue locked door open
case 33: // Red locked door open
case 34: // Yellow locked door open
case 117: // Blazing door raise
case 118: // Blazing door open
sa.EV_VerticalDoor(line, thing);
break;
//UNUSED - Door Slide Open&Close
// case 124:
// EV_SlidingDoor (line, thing);
// break;
// SWITCHES
case 7:
// Build Stairs
if (sa.EV_BuildStairs(line, StairType.Build8))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 9:
// Change Donut
//if (EV_DoDonut(line))
{
//P_ChangeSwitchTexture(line, 0);
}
break;
case 11:
// Exit level
specials.ChangeSwitchTexture(line, false);
world.G_ExitLevel();
break;
case 14:
// Raise Floor 32 and change texture
if (sa.EV_DoPlat(line, PlatformType.RaiseAndChange, 32))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 15:
// Raise Floor 24 and change texture
if (sa.EV_DoPlat(line, PlatformType.RaiseAndChange, 24))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 18:
// Raise Floor to next highest floor
if (sa.EV_DoFloor(line, FloorMoveType.RaiseFloorToNearest))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 20:
// Raise Plat next highest floor and change texture
if (sa.EV_DoPlat(line, PlatformType.RaiseToNearestAndChange, 0))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 21:
// PlatDownWaitUpStay
if (sa.EV_DoPlat(line, PlatformType.DownWaitUpStay, 0))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 23:
// Lower Floor to Lowest
if (sa.EV_DoFloor(line, FloorMoveType.LowerFloorToLowest))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 29:
// Raise Door
if (sa.EV_DoDoor(line, VlDoorType.Normal))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 41:
// Lower Ceiling to Floor
if (sa.EV_DoCeiling(line, CeilingMoveType.LowerToFloor))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 71:
// Turbo Lower Floor
if (sa.EV_DoFloor(line, FloorMoveType.TurboLower))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 49:
// Ceiling Crush And Raise
if (sa.EV_DoCeiling(line, CeilingMoveType.CrushAndRaise))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 50:
// Close Door
if (sa.EV_DoDoor(line, VlDoorType.Close))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 51:
// Secret EXIT
//P_ChangeSwitchTexture(line, 0);
//G_SecretExitLevel();
break;
case 55:
// Raise Floor Crush
if (sa.EV_DoFloor(line, FloorMoveType.RaiseFloorCrush))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 101:
// Raise Floor
if (sa.EV_DoFloor(line, FloorMoveType.RaiseFloor))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 102:
// Lower Floor to Surrounding floor height
if (sa.EV_DoFloor(line, FloorMoveType.LowerFloor))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 103:
// Open Door
if (sa.EV_DoDoor(line, VlDoorType.Open))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 111:
// Blazing Door Raise (faster than TURBO!)
if (sa.EV_DoDoor(line, VlDoorType.BlazeRaise))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 112:
// Blazing Door Open (faster than TURBO!)
if (sa.EV_DoDoor(line, VlDoorType.BlazeOpen))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 113:
// Blazing Door Close (faster than TURBO!)
if (sa.EV_DoDoor(line, VlDoorType.BlazeClose))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 122:
// Blazing PlatDownWaitUpStay
if (sa.EV_DoPlat(line, PlatformType.BlazeDwus, 0))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 127:
// Build Stairs Turbo 16
if (sa.EV_BuildStairs(line, StairType.Turbo16))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 131:
// Raise Floor Turbo
if (sa.EV_DoFloor(line, FloorMoveType.RaiseFloorTurbo))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 133:
// BlzOpenDoor BLUE
case 135:
// BlzOpenDoor RED
case 137:
// BlzOpenDoor YELLOW
if (sa.EV_DoLockedDoor(line, VlDoorType.BlazeOpen, thing))
{
specials.ChangeSwitchTexture(line, false);
}
break;
case 140:
// Raise Floor 512
if (sa.EV_DoFloor(line, FloorMoveType.RaiseFloor512))
{
specials.ChangeSwitchTexture(line, false);
}
break;
// BUTTONS
case 42:
// Close Door
if (sa.EV_DoDoor(line, VlDoorType.Close))
{
specials.ChangeSwitchTexture(line, true);
}
break;
case 43:
// Lower Ceiling to Floor
if (sa.EV_DoCeiling(line, CeilingMoveType.LowerToFloor))
{
specials.ChangeSwitchTexture(line, true);
}
break;
case 45:
// Lower Floor to Surrounding floor height
if (sa.EV_DoFloor(line, FloorMoveType.LowerFloor))
{
specials.ChangeSwitchTexture(line, true);
}
break;
case 60:
// Lower Floor to Lowest
if (sa.EV_DoFloor(line, FloorMoveType.LowerFloorToLowest))
{
specials.ChangeSwitchTexture(line, true);
}
break;
case 61:
// Open Door
if (sa.EV_DoDoor(line, VlDoorType.Open))
{
specials.ChangeSwitchTexture(line, true);
}
break;
case 62:
// PlatDownWaitUpStay
if (sa.EV_DoPlat(line, PlatformType.DownWaitUpStay, 1))
{
specials.ChangeSwitchTexture(line, true);
}
break;
case 63:
// Raise Door
if (sa.EV_DoDoor(line, VlDoorType.Normal))
{
specials.ChangeSwitchTexture(line, true);
}
break;
case 64:
// Raise Floor to ceiling
if (sa.EV_DoFloor(line, FloorMoveType.RaiseFloor))
{
specials.ChangeSwitchTexture(line, true);
}
break;
case 66:
// Raise Floor 24 and change texture
if (sa.EV_DoPlat(line, PlatformType.RaiseAndChange, 24))
{
specials.ChangeSwitchTexture(line, true);
}
break;
case 67:
// Raise Floor 32 and change texture
if (sa.EV_DoPlat(line, PlatformType.RaiseAndChange, 32))
{
specials.ChangeSwitchTexture(line, true);
}
break;
case 65:
// Raise Floor Crush
if (sa.EV_DoFloor(line, FloorMoveType.RaiseFloorCrush))
{
specials.ChangeSwitchTexture(line, true);
}
break;
case 68:
// Raise Plat to next highest floor and change texture
if (sa.EV_DoPlat(line, PlatformType.RaiseToNearestAndChange, 0))
{
specials.ChangeSwitchTexture(line, true);
}
break;
case 69:
// Raise Floor to next highest floor
if (sa.EV_DoFloor(line, FloorMoveType.RaiseFloorToNearest))
{
specials.ChangeSwitchTexture(line, true);
}
break;
case 70:
// Turbo Lower Floor
if (sa.EV_DoFloor(line, FloorMoveType.TurboLower))
{
specials.ChangeSwitchTexture(line, true);
}
break;
case 114:
// Blazing Door Raise (faster than TURBO!)
if (sa.EV_DoDoor(line, VlDoorType.BlazeRaise))
{
specials.ChangeSwitchTexture(line, true);
}
break;
case 115:
// Blazing Door Open (faster than TURBO!)
if (sa.EV_DoDoor(line, VlDoorType.BlazeOpen))
{
specials.ChangeSwitchTexture(line, true);
}
break;
case 116:
// Blazing Door Close (faster than TURBO!)
if (sa.EV_DoDoor(line, VlDoorType.BlazeClose))
{
specials.ChangeSwitchTexture(line, true);
}
break;
case 123:
// Blazing PlatDownWaitUpStay
if (sa.EV_DoPlat(line, PlatformType.BlazeDwus, 0))
{
specials.ChangeSwitchTexture(line, true);
}
break;
case 132:
// Raise Floor Turbo
if (sa.EV_DoFloor(line, FloorMoveType.RaiseFloorTurbo))
{
specials.ChangeSwitchTexture(line, true);
}
break;
case 99:
// BlzOpenDoor BLUE
case 134:
// BlzOpenDoor RED
case 136:
// BlzOpenDoor YELLOW
if (sa.EV_DoLockedDoor(line, VlDoorType.BlazeOpen, thing))
{
specials.ChangeSwitchTexture(line, true);
}
break;
case 138:
// Light Turn On
sa.EV_LightTurnOn(line, 255);
specials.ChangeSwitchTexture(line, true);
break;
case 139:
// Light Turn Off
sa.EV_LightTurnOn(line, 35);
specials.ChangeSwitchTexture(line, true);
break;
}
return(true);
}
/// <summary>
/// This is purely informative, nothing is modified
/// (except things picked up).
///
/// In:
/// A Mobj (can be valid or invalid)
/// A position to be checked
/// (doesn't need to be related to the mobj.X and Y)
///
/// During:
/// Special things are touched if MobjFlags.PickUp
/// Early out on solid lines?
///
/// Out:
/// New subsector
/// CurrentFloorZ
/// CurrentCeilingZ
/// CurrentDropoffZ
/// The lowest point contacted
/// (monsters won't move to a dropoff)
/// crossedSpecials[]
/// crossedSpecialCount
/// </summary>
public bool CheckPosition(Mobj thing, Fixed x, Fixed y)
{
var map = world.Map;
var bm = map.BlockMap;
currentThing = thing;
currentFlags = thing.Flags;
currentX = x;
currentY = y;
currentBox[Box.Top] = y + currentThing.Radius;
currentBox[Box.Bottom] = y - currentThing.Radius;
currentBox[Box.Right] = x + currentThing.Radius;
currentBox[Box.Left] = x - currentThing.Radius;
var newSubsector = Geometry.PointInSubsector(x, y, map);
currentCeilingLine = null;
// The base floor / ceiling is from the subsector that contains the point.
// Any contacted lines the step closer together will adjust them.
currentFloorZ = currentDropoffZ = newSubsector.Sector.FloorHeight;
currentCeilingZ = newSubsector.Sector.CeilingHeight;
var validCount = world.GetNewValidCount();
crossedSpecialCount = 0;
if ((currentFlags & MobjFlags.NoClip) != 0)
{
return(true);
}
// Check things first, possibly picking things up.
// The bounding box is extended by MaxThingRadius because mobj_ts are grouped into
// mapblocks based on their origin point, and can overlap into adjacent blocks by up
// to MaxThingRadius units.
{
var blockX1 = bm.GetBlockX(currentBox[Box.Left] - GameConst.MaxThingRadius);
var blockX2 = bm.GetBlockX(currentBox[Box.Right] + GameConst.MaxThingRadius);
var blockY1 = bm.GetBlockY(currentBox[Box.Bottom] - GameConst.MaxThingRadius);
var blockY2 = bm.GetBlockY(currentBox[Box.Top] + GameConst.MaxThingRadius);
for (var bx = blockX1; bx <= blockX2; bx++)
{
for (var by = blockY1; by <= blockY2; by++)
{
if (!map.BlockMap.IterateThings(bx, by, checkThingFunc))
{
return(false);
}
}
}
}
// Check lines.
{
var blockX1 = bm.GetBlockX(currentBox[Box.Left]);
var blockX2 = bm.GetBlockX(currentBox[Box.Right]);
var blockY1 = bm.GetBlockY(currentBox[Box.Bottom]);
var blockY2 = bm.GetBlockY(currentBox[Box.Top]);
for (var bx = blockX1; bx <= blockX2; bx++)
{
for (var by = blockY1; by <= blockY2; by++)
{
if (!map.BlockMap.IterateLines(bx, by, checkLineFunc, validCount))
{
return(false);
}
}
}
}
return(true);
}
/// <summary>
/// Adjusts currentFloorZ and currentCeilingZ as lines are contacted.
/// </summary>
private bool CheckLine(LineDef line)
{
var mc = world.MapCollision;
if (currentBox.Right() <= line.BoundingBox.Left() ||
currentBox.Left() >= line.BoundingBox.Right() ||
currentBox.Top() <= line.BoundingBox.Bottom() ||
currentBox.Bottom() >= line.BoundingBox.Top())
{
return(true);
}
if (Geometry.BoxOnLineSide(currentBox, line) != -1)
{
return(true);
}
// A line has been hit.
//
// The moving thing's destination position will cross the given line.
// If this should not be allowed, return false.
// If the line is special, keep track of it to process later if the move is proven ok.
//
// NOTE:
// specials are NOT sorted by order, so two special lines that are only 8 pixels
// apart could be crossed in either order.
if (line.BackSector == null)
{
// One sided line.
return(false);
}
if ((currentThing.Flags & MobjFlags.Missile) == 0)
{
if ((line.Flags & LineFlags.Blocking) != 0)
{
// Explicitly blocking everything.
return(false);
}
if (currentThing.Player == null && (line.Flags & LineFlags.BlockMonsters) != 0)
{
// Block monsters only.
return(false);
}
}
// Set openrange, opentop, openbottom.
mc.LineOpening(line);
// Adjust floor / ceiling heights.
if (mc.OpenTop < currentCeilingZ)
{
currentCeilingZ = mc.OpenTop;
currentCeilingLine = line;
}
if (mc.OpenBottom > currentFloorZ)
{
currentFloorZ = mc.OpenBottom;
}
if (mc.LowFloor < currentDropoffZ)
{
currentDropoffZ = mc.LowFloor;
}
// If contacted a special line, add it to the list.
if (line.Special != 0)
{
crossedSpecials[crossedSpecialCount] = line;
crossedSpecialCount++;
}
return(true);
}
//
// P_CrossSpecialLine - TRIGGER
// Called every time a thing origin is about
// to cross a line with a non 0 special.
//
public void CrossSpecialLine(LineDef line, int side, Mobj thing)
{
// Triggers that other things can activate
if (thing.Player == null)
{
// Things that should NOT trigger specials...
switch (thing.Type)
{
case MobjType.Rocket:
case MobjType.Plasma:
case MobjType.Bfg:
case MobjType.Troopshot:
case MobjType.Headshot:
case MobjType.Bruisershot:
return;
default:
break;
}
var ok = false;
switch ((int)line.Special)
{
case 39: // TELEPORT TRIGGER
case 97: // TELEPORT RETRIGGER
case 125: // TELEPORT MONSTERONLY TRIGGER
case 126: // TELEPORT MONSTERONLY RETRIGGER
case 4: // RAISE DOOR
case 10: // PLAT DOWN-WAIT-UP-STAY TRIGGER
case 88: // PLAT DOWN-WAIT-UP-STAY RETRIGGER
ok = true;
break;
}
if (!ok)
{
return;
}
}
var sa = world.SectorAction;
// Note: could use some const's here.
switch ((int)line.Special)
{
// TRIGGERS.
// All from here to RETRIGGERS.
case 2:
// Open Door
sa.EV_DoDoor(line, VlDoorType.Open);
line.Special = 0;
break;
case 3:
// Close Door
sa.EV_DoDoor(line, VlDoorType.Close);
line.Special = 0;
break;
case 4:
// Raise Door
sa.EV_DoDoor(line, VlDoorType.Normal);
line.Special = 0;
break;
case 5:
// Raise Floor
sa.EV_DoFloor(line, FloorMoveType.RaiseFloor);
line.Special = 0;
break;
case 6:
// Fast Ceiling Crush & Raise
sa.EV_DoCeiling(line, CeilingMoveType.FastCrushAndRaise);
line.Special = 0;
break;
case 8:
// Build Stairs
sa.EV_BuildStairs(line, StairType.Build8);
line.Special = 0;
break;
case 10:
// PlatDownWaitUp
sa.EV_DoPlat(line, PlatformType.DownWaitUpStay, 0);
line.Special = 0;
break;
case 12:
// Light Turn On - brightest near
sa.EV_LightTurnOn(line, 0);
line.Special = 0;
break;
case 13:
// Light Turn On 255
sa.EV_LightTurnOn(line, 255);
line.Special = 0;
break;
case 16:
// Close Door 30
sa.EV_DoDoor(line, VlDoorType.Close30ThenOpen);
line.Special = 0;
break;
case 17:
// Start Light Strobing
sa.EV_StartLightStrobing(line);
line.Special = 0;
break;
case 19:
// Lower Floor
sa.EV_DoFloor(line, FloorMoveType.LowerFloor);
line.Special = 0;
break;
case 22:
// Raise floor to nearest height and change texture
sa.EV_DoPlat(line, PlatformType.RaiseToNearestAndChange, 0);
line.Special = 0;
break;
case 25:
// Ceiling Crush and Raise
sa.EV_DoCeiling(line, CeilingMoveType.CrushAndRaise);
line.Special = 0;
break;
case 30:
// Raise floor to shortest texture height
// on either side of lines.
sa.EV_DoFloor(line, FloorMoveType.RaiseToTexture);
line.Special = 0;
break;
case 35:
// Lights Very Dark
sa.EV_LightTurnOn(line, 35);
line.Special = 0;
break;
case 36:
// Lower Floor (TURBO)
sa.EV_DoFloor(line, FloorMoveType.TurboLower);
line.Special = 0;
break;
case 37:
// LowerAndChange
sa.EV_DoFloor(line, FloorMoveType.LowerAndChange);
line.Special = 0;
break;
case 38:
// Lower Floor To Lowest
sa.EV_DoFloor(line, FloorMoveType.LowerFloorToLowest);
line.Special = 0;
break;
case 39:
// TELEPORT!
sa.EV_Teleport(line, side, thing);
line.Special = 0;
break;
case 40:
// RaiseCeilingLowerFloor
sa.EV_DoCeiling(line, CeilingMoveType.RaiseToHighest);
sa.EV_DoFloor(line, FloorMoveType.LowerFloorToLowest);
line.Special = 0;
break;
case 44:
// Ceiling Crush
sa.EV_DoCeiling(line, CeilingMoveType.LowerAndCrush);
line.Special = 0;
break;
case 52:
// EXIT!
world.G_ExitLevel();
break;
case 53:
// Perpetual Platform Raise
sa.EV_DoPlat(line, PlatformType.PerpetualRaise, 0);
line.Special = 0;
break;
case 54:
// Platform Stop
sa.EV_StopPlat(line);
line.Special = 0;
break;
case 56:
// Raise Floor Crush
sa.EV_DoFloor(line, FloorMoveType.RaiseFloorCrush);
line.Special = 0;
break;
case 57:
// Ceiling Crush Stop
sa.EV_CeilingCrushStop(line);
line.Special = 0;
break;
case 58:
// Raise Floor 24
sa.EV_DoFloor(line, FloorMoveType.RaiseFloor24);
line.Special = 0;
break;
case 59:
// Raise Floor 24 And Change
sa.EV_DoFloor(line, FloorMoveType.RaiseFloor24AndChange);
line.Special = 0;
break;
case 104:
// Turn lights off in sector(tag)
sa.EV_TurnTagLightsOff(line);
line.Special = 0;
break;
case 108:
// Blazing Door Raise (faster than TURBO!)
sa.EV_DoDoor(line, VlDoorType.BlazeRaise);
line.Special = 0;
break;
case 109:
// Blazing Door Open (faster than TURBO!)
sa.EV_DoDoor(line, VlDoorType.BlazeOpen);
line.Special = 0;
break;
case 100:
// Build Stairs Turbo 16
sa.EV_BuildStairs(line, StairType.Turbo16);
line.Special = 0;
break;
case 110:
// Blazing Door Close (faster than TURBO!)
sa.EV_DoDoor(line, VlDoorType.BlazeClose);
line.Special = 0;
break;
case 119:
// Raise floor to nearest surr. floor
sa.EV_DoFloor(line, FloorMoveType.RaiseFloorToNearest);
line.Special = 0;
break;
case 121:
// Blazing PlatDownWaitUpStay
sa.EV_DoPlat(line, PlatformType.BlazeDwus, 0);
line.Special = 0;
break;
case 124:
// Secret EXIT
//G_SecretExitLevel();
break;
case 125:
// TELEPORT MonsterONLY
if (thing.Player == null)
{
sa.EV_Teleport(line, side, thing);
line.Special = 0;
}
break;
case 130:
// Raise Floor Turbo
sa.EV_DoFloor(line, FloorMoveType.RaiseFloorTurbo);
line.Special = 0;
break;
case 141:
// Silent Ceiling Crush & Raise
sa.EV_DoCeiling(line, CeilingMoveType.SilentCrushAndRaise);
line.Special = 0;
break;
// RETRIGGERS. All from here till end.
case 72:
// Ceiling Crush
sa.EV_DoCeiling(line, CeilingMoveType.LowerAndCrush);
break;
case 73:
// Ceiling Crush and Raise
sa.EV_DoCeiling(line, CeilingMoveType.CrushAndRaise);
break;
case 74:
// Ceiling Crush Stop
sa.EV_CeilingCrushStop(line);
break;
case 75:
// Close Door
sa.EV_DoDoor(line, VlDoorType.Close);
break;
case 76:
// Close Door 30
sa.EV_DoDoor(line, VlDoorType.Close30ThenOpen);
break;
case 77:
// Fast Ceiling Crush & Raise
sa.EV_DoCeiling(line, CeilingMoveType.FastCrushAndRaise);
break;
case 79:
// Lights Very Dark
sa.EV_LightTurnOn(line, 35);
break;
case 80:
// Light Turn On - brightest near
sa.EV_LightTurnOn(line, 0);
break;
case 81:
// Light Turn On 255
sa.EV_LightTurnOn(line, 255);
break;
case 82:
// Lower Floor To Lowest
sa.EV_DoFloor(line, FloorMoveType.LowerFloorToLowest);
break;
case 83:
// Lower Floor
sa.EV_DoFloor(line, FloorMoveType.LowerFloor);
break;
case 84:
// LowerAndChange
sa.EV_DoFloor(line, FloorMoveType.LowerAndChange);
break;
case 86:
// Open Door
sa.EV_DoDoor(line, VlDoorType.Open);
break;
case 87:
// Perpetual Platform Raise
sa.EV_DoPlat(line, PlatformType.PerpetualRaise, 0);
break;
case 88:
// PlatDownWaitUp
sa.EV_DoPlat(line, PlatformType.DownWaitUpStay, 0);
break;
case 89:
// Platform Stop
sa.EV_StopPlat(line);
break;
case 90:
// Raise Door
sa.EV_DoDoor(line, VlDoorType.Normal);
break;
case 91:
// Raise Floor
sa.EV_DoFloor(line, FloorMoveType.RaiseFloor);
break;
case 92:
// Raise Floor 24
sa.EV_DoFloor(line, FloorMoveType.RaiseFloor24);
break;
case 93:
// Raise Floor 24 And Change
sa.EV_DoFloor(line, FloorMoveType.RaiseFloor24AndChange);
break;
case 94:
// Raise Floor Crush
sa.EV_DoFloor(line, FloorMoveType.RaiseFloorCrush);
break;
case 95:
// Raise floor to nearest height
// and change texture.
sa.EV_DoPlat(line, PlatformType.RaiseToNearestAndChange, 0);
break;
case 96:
// Raise floor to shortest texture height
// on either side of lines.
sa.EV_DoFloor(line, FloorMoveType.RaiseToTexture);
break;
case 97:
// TELEPORT!
sa.EV_Teleport(line, side, thing);
break;
case 98:
// Lower Floor (TURBO)
sa.EV_DoFloor(line, FloorMoveType.TurboLower);
break;
case 105:
// Blazing Door Raise (faster than TURBO!)
sa.EV_DoDoor(line, VlDoorType.BlazeRaise);
break;
case 106:
// Blazing Door Open (faster than TURBO!)
sa.EV_DoDoor(line, VlDoorType.BlazeOpen);
break;
case 107:
// Blazing Door Close (faster than TURBO!)
sa.EV_DoDoor(line, VlDoorType.BlazeClose);
break;
case 120:
// Blazing PlatDownWaitUpStay.
sa.EV_DoPlat(line, PlatformType.BlazeDwus, 0);
break;
case 126:
// TELEPORT MonsterONLY.
if (thing.Player == null)
{
sa.EV_Teleport(line, side, thing);
}
break;
case 128:
// Raise To Nearest Floor
sa.EV_DoFloor(line, FloorMoveType.RaiseFloorToNearest);
break;
case 129:
// Raise Floor Turbo
sa.EV_DoFloor(line, FloorMoveType.RaiseFloorTurbo);
break;
}
}
public void Make(Fixed frac, Mobj thing)
{
this.frac = frac;
this.thing = thing;
this.line = null;
}
