//mxd. Normals calculation algorithm taken from OpenGl wiki
private void CalculateNormals()
{
if (triangles == 0)
{
return;
}
BoundingBoxSizes bbs = new BoundingBoxSizes(vertices[0]);
for (int i = 0; i < triangles; i++)
{
int startindex = i * 3;
WorldVertex p1 = vertices[startindex];
WorldVertex p2 = vertices[startindex + 1];
WorldVertex p3 = vertices[startindex + 2];
Vector3f U = new Vector3f(p2.x - p1.x, p2.y - p1.y, p2.z - p1.z);
Vector3f V = new Vector3f(p3.x - p1.x, p3.y - p1.y, p3.z - p1.z);
p1.nx = p2.nx = p3.nx = -(U.Y * V.Z - U.Z * V.Y);
p1.ny = p2.ny = p3.ny = -(U.Z * V.X - U.X * V.Z);
p1.nz = p2.nz = p3.nz = -(U.X * V.Y - U.Y * V.X);
vertices[startindex] = p1;
vertices[startindex + 1] = p2;
vertices[startindex + 2] = p3;
BoundingBoxTools.UpdateBoundingBoxSizes(ref bbs, p1);
BoundingBoxTools.UpdateBoundingBoxSizes(ref bbs, p2);
BoundingBoxTools.UpdateBoundingBoxSizes(ref bbs, p3);
}
boundingBox = BoundingBoxTools.CalculateBoundingPlane(bbs);
}
public static void UpdateBoundingBoxSizes(ref BoundingBoxSizes bbs, WorldVertex v)
{
if (v.x < bbs.MinX)
{
bbs.MinX = (int)v.x;
}
else if (v.x > bbs.MaxX)
{
bbs.MaxX = (int)v.x;
}
if (v.z < bbs.MinZ)
{
bbs.MinZ = (int)v.z;
}
else if (v.z > bbs.MaxZ)
{
bbs.MaxZ = (int)v.z;
}
if (v.y < bbs.MinY)
{
bbs.MinY = (int)v.y;
}
else if (v.y > bbs.MaxY)
{
bbs.MaxY = (int)v.y;
}
}
// Returns index of added vert
private static int AddVertex(WorldVertex v, List <WorldVertex> verts, List <int> indices, Dictionary <long, int> hashes)
{
long hash;
unchecked // Overflow is fine, just wrap
{
hash = 2166136261;
hash = (hash * 16777619) ^ v.x.GetHashCode();
hash = (hash * 16777619) ^ v.y.GetHashCode();
hash = (hash * 16777619) ^ v.z.GetHashCode();
hash = (hash * 16777619) ^ v.u.GetHashCode();
hash = (hash * 16777619) ^ v.v.GetHashCode();
}
if (hashes.ContainsKey(hash))
{
indices.Add(hashes[hash]);
return(hashes[hash]);
}
else
{
verts.Add(v);
hashes.Add(hash, verts.Count - 1);
indices.Add(verts.Count - 1);
return(verts.Count - 1);
}
}
public void WriteWorldVertex(WorldVertex v)
{
_stream.WriteFloat3(v.Position.XYZ);
_stream.WriteFloat2(v.Texcoord);
_stream.WriteFloat3(v.Normal);
_stream.WriteFloat3(v.Tangent.XYZ);
_stream.WriteFloat3(v.Binormal);
}
// Shameless GZDoom rip-off
private static void AddFace(List <WorldVertex> verts, List <int> indices, Dictionary <long, int> hashes, Vector3D v1, Vector3D v2, Vector3D v3, Vector3D v4, Vector3D pivot, int colorIndex)
{
float pu0 = (colorIndex % 16) / 16f;
float pu1 = pu0 + 0.001f;
float pv0 = (colorIndex / 16) / 16f;
float pv1 = pv0 + 0.001f;
WorldVertex wv1 = new WorldVertex
{
x = v1.x - pivot.x,
y = -v1.y + pivot.y,
z = -v1.z + pivot.z,
c = -1,
u = pu0,
v = pv0
};
int i1 = AddVertex(wv1, verts, indices, hashes);
WorldVertex wv2 = new WorldVertex
{
x = v2.x - pivot.x,
y = -v2.y + pivot.y,
z = -v2.z + pivot.z,
c = -1,
u = pu1,
v = pv1
};
AddVertex(wv2, verts, indices, hashes);
WorldVertex wv4 = new WorldVertex
{
x = v4.x - pivot.x,
y = -v4.y + pivot.y,
z = -v4.z + pivot.z,
c = -1,
u = pu0,
v = pv0
};
int i4 = AddVertex(wv4, verts, indices, hashes);
WorldVertex wv3 = new WorldVertex
{
x = v3.x - pivot.x,
y = -v3.y + pivot.y,
z = -v3.z + pivot.z,
c = -1,
u = pu1,
v = pv1
};
AddVertex(wv3, verts, indices, hashes);
indices.Add(i1);
indices.Add(i4);
}
// This swaps triangles so that the plane faces the other way
protected static void SwapTriangleVertices(WorldVertex[] verts)
{
// Swap some vertices to flip all triangles
for (int i = 0; i < verts.Length; i += 3)
{
// Swap
WorldVertex v = verts[i];
verts[i] = verts[i + 1];
verts[i + 1] = v;
}
}
// This builds the geometry. Returns false when no geometry created.
public override bool Setup()
{
WorldVertex[] verts;
Sector s = base.Sector.Sector;
int brightness;
// Load floor texture
base.Texture = General.Map.Data.GetFlatImage(s.LongFloorTexture);
if (base.Texture == null)
{
brightness = mode.CalculateBrightness(256);
base.Texture = General.Map.Data.MissingTexture3D;
setuponloadedtexture = s.LongFloorTexture;
}
else
{
brightness = mode.CalculateBrightness(s.Brightness);
if (!base.Texture.IsImageLoaded)
{
setuponloadedtexture = s.LongFloorTexture;
}
}
// Make vertices
verts = new WorldVertex[s.Triangles.Vertices.Count];
for (int i = 0; i < s.Triangles.Vertices.Count; i++)
{
// Use sector brightness for color shading
verts[i].c = brightness;
// Grid aligned texture coordinates
if (base.Texture.IsImageLoaded)
{
verts[i].u = s.Triangles.Vertices[i].x / base.Texture.ScaledWidth;
verts[i].v = -s.Triangles.Vertices[i].y / base.Texture.ScaledHeight;
}
else
{
verts[i].u = s.Triangles.Vertices[i].x / 64;
verts[i].v = -s.Triangles.Vertices[i].y / 64;
}
// Vertex coordinates
verts[i].x = s.Triangles.Vertices[i].x;
verts[i].y = s.Triangles.Vertices[i].y;
verts[i].z = (float)s.FloorHeight;
}
// Apply vertices
base.SetVertices(verts);
return(verts.Length > 0);
}
// This builds the geometry. Returns false when no geometry created.
public override bool Setup()
{
Sector s = base.Sector.Sector;
// Load ceiling image
Texture = General.Map.Data.GetImageData(s.CeilingTileIndex);
if (Texture is UnknownImage)
{
// Use missing texture
//Texture = General.Map.Data.MissingTexture3D;
setuponloadedtexture = -1;
}
else if (!Texture.IsImageLoaded)
{
setuponloadedtexture = s.CeilingTileIndex;
}
// Make vertices
WorldVertex[] verts = new WorldVertex[s.FloorVertices.Length];
if (s.CeilingSloped)
{
for (int i = 0; i < s.CeilingVertices.Length; i++)
{
var v = s.CeilingVertices[i];
verts[i] = new WorldVertex(v, s.CeilingPlane.GetZ(v.x, v.y));
}
}
else
{
for (int i = 0; i < s.CeilingVertices.Length; i++)
{
verts[i] = new WorldVertex(s.CeilingVertices[i], s.CeilingHeight);
}
}
// The sector triangulation created clockwise triangles that
// are right up for the floor. For the ceiling we must flip the triangles upside down.
for (int i = 0; i < verts.Length; i += 3)
{
// Swap some vertices to flip the triangle
WorldVertex v = verts[i];
verts[i] = verts[i + 1];
verts[i + 1] = v;
}
// Apply vertices
base.SetVertices(verts);
return(verts.Length > 0);
}
// This builds the geometry. Returns false when no geometry created.
public override bool Setup()
{
Sector s = base.Sector.Sector;
// Load floor image
Texture = General.Map.Data.GetImageData(s.FloorTileIndex);
if (Texture is UnknownImage)
{
// Use missing texture
//Texture = General.Map.Data.MissingTexture3D;
setuponloadedtexture = -1;
}
else if (!Texture.IsImageLoaded)
{
setuponloadedtexture = s.FloorTileIndex;
}
// Make vertices
WorldVertex[] verts = new WorldVertex[s.FloorVertices.Length];
if (s.FloorSloped)
{
for (int i = 0; i < s.FloorVertices.Length; i++)
{
var v = s.FloorVertices[i];
verts[i] = new WorldVertex(v, s.FloorPlane.GetZ(v.x, v.y));
}
}
else
{
for (int i = 0; i < s.FloorVertices.Length; i++)
{
verts[i] = new WorldVertex(s.FloorVertices[i], s.FloorHeight);
}
}
// Apply vertices
base.SetVertices(verts);
return(verts.Length > 0);
}
public bool Setup(Effect3DFloor extrafloor)
{
Vector2D vl, vr;
Sidedef sourceside = extrafloor.Linedef.Front;
this.extrafloor = extrafloor;
int lightvalue = Sidedef.Fields.GetValue("light", 0);
bool lightabsolute = Sidedef.Fields.GetValue("lightabsolute", false);
Vector2D tscale = new Vector2D(sourceside.Fields.GetValue("scalex_mid", 1.0f),
sourceside.Fields.GetValue("scaley_mid", 1.0f));
Vector2D toffset1 = new Vector2D(Sidedef.Fields.GetValue("offsetx_mid", 0.0f),
Sidedef.Fields.GetValue("offsety_mid", 0.0f));
Vector2D toffset2 = new Vector2D(sourceside.Fields.GetValue("offsetx_mid", 0.0f),
sourceside.Fields.GetValue("offsety_mid", 0.0f));
// Left and right vertices for this sidedef
if (Sidedef.IsFront)
{
vl = new Vector2D(Sidedef.Line.Start.Position.x, Sidedef.Line.Start.Position.y);
vr = new Vector2D(Sidedef.Line.End.Position.x, Sidedef.Line.End.Position.y);
}
else
{
vl = new Vector2D(Sidedef.Line.End.Position.x, Sidedef.Line.End.Position.y);
vr = new Vector2D(Sidedef.Line.Start.Position.x, Sidedef.Line.Start.Position.y);
}
// Load sector data
SectorData sd = mode.GetSectorData(Sidedef.Sector);
// Texture given?
if ((sourceside.MiddleTexture.Length > 0) && (sourceside.MiddleTexture[0] != '-'))
{
// Load texture
base.Texture = General.Map.Data.GetTextureImage(sourceside.LongMiddleTexture);
if (base.Texture == null)
{
base.Texture = General.Map.Data.MissingTexture3D;
setuponloadedtexture = sourceside.LongMiddleTexture;
}
else
{
if (!base.Texture.IsImageLoaded)
{
setuponloadedtexture = sourceside.LongMiddleTexture;
}
}
}
else
{
// Use missing texture
base.Texture = General.Map.Data.MissingTexture3D;
setuponloadedtexture = 0;
}
// Get texture scaled size
Vector2D tsz = new Vector2D(base.Texture.ScaledWidth, base.Texture.ScaledHeight);
tsz = tsz / tscale;
// Get texture offsets
Vector2D tof = new Vector2D(Sidedef.OffsetX, Sidedef.OffsetY);
tof = tof + toffset1 + toffset2;
tof = tof / tscale;
if (General.Map.Config.ScaledTextureOffsets && !base.Texture.WorldPanning)
{
tof = tof * base.Texture.Scale;
}
// For Vavoom type 3D floors the ceiling is lower than floor and they are reversed.
// We choose here.
float sourcetopheight = extrafloor.VavoomType ? sourceside.Sector.FloorHeight : sourceside.Sector.CeilHeight;
float sourcebottomheight = extrafloor.VavoomType ? sourceside.Sector.CeilHeight : sourceside.Sector.FloorHeight;
// Determine texture coordinates plane as they would be in normal circumstances.
// We can then use this plane to find any texture coordinate we need.
// The logic here is the same as in the original VisualMiddleSingle (except that
// the values are stored in a TexturePlane)
// NOTE: I use a small bias for the floor height, because if the difference in
// height is 0 then the TexturePlane doesn't work!
TexturePlane tp = new TexturePlane();
float floorbias = (sourcetopheight == sourcebottomheight) ? 1.0f : 0.0f;
tp.trb.x = tp.tlt.x + Sidedef.Line.Length;
tp.trb.y = tp.tlt.y + (sourcetopheight - sourcebottomheight) + floorbias;
// Apply texture offset
tp.tlt += tof;
tp.trb += tof;
// Transform pixel coordinates to texture coordinates
tp.tlt /= tsz;
tp.trb /= tsz;
// Left top and right bottom of the geometry that
tp.vlt = new Vector3D(vl.x, vl.y, sourcetopheight);
tp.vrb = new Vector3D(vr.x, vr.y, sourcebottomheight + floorbias);
// Make the right-top coordinates
tp.trt = new Vector2D(tp.trb.x, tp.tlt.y);
tp.vrt = new Vector3D(tp.vrb.x, tp.vrb.y, tp.vlt.z);
// Get ceiling and floor heights
float fl = sd.Floor.plane.GetZ(vl);
float fr = sd.Floor.plane.GetZ(vr);
float cl = sd.Ceiling.plane.GetZ(vl);
float cr = sd.Ceiling.plane.GetZ(vr);
// Anything to see?
if (((cl - fl) > 0.01f) || ((cr - fr) > 0.01f))
{
// Keep top and bottom planes for intersection testing
top = extrafloor.Floor.plane;
bottom = extrafloor.Ceiling.plane;
// Create initial polygon, which is just a quad between floor and ceiling
WallPolygon poly = new WallPolygon();
poly.Add(new Vector3D(vl.x, vl.y, fl));
poly.Add(new Vector3D(vl.x, vl.y, cl));
poly.Add(new Vector3D(vr.x, vr.y, cr));
poly.Add(new Vector3D(vr.x, vr.y, fr));
// Determine initial color
int lightlevel = lightabsolute ? lightvalue : sd.Ceiling.brightnessbelow + lightvalue;
PixelColor wallbrightness = PixelColor.FromInt(mode.CalculateBrightness(lightlevel));
PixelColor wallcolor = PixelColor.Modulate(sd.Ceiling.colorbelow, wallbrightness);
poly.color = wallcolor.WithAlpha(255).ToInt();
// Cut off the part above the 3D floor and below the 3D ceiling
CropPoly(ref poly, extrafloor.Floor.plane, false);
CropPoly(ref poly, extrafloor.Ceiling.plane, false);
// Cut out pieces that overlap 3D floors in this sector
List <WallPolygon> polygons = new List <WallPolygon>(1);
polygons.Add(poly);
foreach (Effect3DFloor ef in sd.ExtraFloors)
{
// Same 3D floor and other floors that are not translucent will clip my walls
if ((ef.Alpha == 255) || (ef.Linedef.Front.Sector == extrafloor.Linedef.Front.Sector))
{
int num = polygons.Count;
for (int pi = 0; pi < num; pi++)
{
// Split by floor plane of 3D floor
WallPolygon p = polygons[pi];
WallPolygon np = SplitPoly(ref p, ef.Ceiling.plane, true);
if (np.Count > 0)
{
// Split part below floor by the ceiling plane of 3D floor
// and keep only the part below the ceiling (front)
SplitPoly(ref np, ef.Floor.plane, true);
if (p.Count == 0)
{
polygons[pi] = np;
}
else
{
polygons[pi] = p;
polygons.Add(np);
}
}
else
{
polygons[pi] = p;
}
}
}
}
// Process the polygon and create vertices
List <WorldVertex> verts = CreatePolygonVertices(polygons, tp, sd, lightvalue, lightabsolute);
if (verts.Count > 0)
{
if (extrafloor.Alpha < 255)
{
// Apply alpha to vertices
byte alpha = (byte)General.Clamp(extrafloor.Alpha, 0, 255);
if (alpha < 255)
{
for (int i = 0; i < verts.Count; i++)
{
WorldVertex v = verts[i];
PixelColor c = PixelColor.FromInt(v.c);
v.c = c.WithAlpha(alpha).ToInt();
verts[i] = v;
}
}
this.RenderPass = RenderPass.Alpha;
}
else
{
this.RenderPass = RenderPass.Mask;
}
base.SetVertices(verts);
return(true);
}
}
return(false);
}
// This builds the geometry. Returns false when no geometry created.
public override bool Setup(SectorLevel level, Effect3DFloor extrafloor)
{
WorldVertex[] verts;
Sector s = level.sector;
Vector2D texscale;
base.Setup(level, extrafloor);
// Fetch ZDoom fields
float rotate = Angle2D.DegToRad(s.Fields.GetValue("rotationceiling", 0.0f));
Vector2D offset = new Vector2D(s.Fields.GetValue("xpanningceiling", 0.0f),
s.Fields.GetValue("ypanningceiling", 0.0f));
Vector2D scale = new Vector2D(s.Fields.GetValue("xscaleceiling", 1.0f),
s.Fields.GetValue("yscaleceiling", 1.0f));
// Load floor texture
base.Texture = General.Map.Data.GetFlatImage(s.LongCeilTexture);
if (base.Texture == null)
{
base.Texture = General.Map.Data.MissingTexture3D;
setuponloadedtexture = s.LongCeilTexture;
}
else
{
if (!base.Texture.IsImageLoaded)
{
setuponloadedtexture = s.LongCeilTexture;
}
}
// Determine texture scale
if (base.Texture.IsImageLoaded)
{
texscale = new Vector2D(1.0f / base.Texture.ScaledWidth, 1.0f / base.Texture.ScaledHeight);
}
else
{
texscale = new Vector2D(1.0f / 64.0f, 1.0f / 64.0f);
}
// Make vertices
ReadOnlyCollection <Vector2D> triverts = base.Sector.Sector.Triangles.Vertices;
verts = new WorldVertex[triverts.Count];
for (int i = 0; i < triverts.Count; i++)
{
// Color shading
PixelColor c = PixelColor.FromInt(level.color);
verts[i].c = c.WithAlpha((byte)General.Clamp(level.alpha, 0, 255)).ToInt();
// Vertex coordinates
verts[i].x = triverts[i].x;
verts[i].y = triverts[i].y;
verts[i].z = level.plane.GetZ(triverts[i]); //(float)s.CeilHeight;
// Texture coordinates
Vector2D pos = triverts[i];
pos = pos.GetRotated(rotate);
pos.y = -pos.y;
pos = (pos + offset) * scale * texscale;
verts[i].u = pos.x;
verts[i].v = pos.y;
}
// The sector triangulation created clockwise triangles that
// are right up for the floor. For the ceiling we must flip
// the triangles upside down.
if ((extrafloor == null) || extrafloor.VavoomType)
{
SwapTriangleVertices(verts);
}
// Determine render pass
if (extrafloor != null)
{
if (level.alpha < 255)
{
this.RenderPass = RenderPass.Alpha;
}
else
{
this.RenderPass = RenderPass.Mask;
}
}
else
{
this.RenderPass = RenderPass.Solid;
}
// Apply vertices
base.SetVertices(verts);
return(verts.Length > 0);
}
public void WriteWorldVertex(WorldVertex v)
{
_stream.WriteFloat4(v.Position);
_stream.WriteFloat2(v.Texcoord);
_stream.WriteUByte4N(v.Tangent);
}
public bool Setup(Effect3DFloor extrafloor)
{
Sidedef sourceside = extrafloor.Linedef.Front;
this.extrafloor = extrafloor;
//mxd. Extrafloor may've become invalid during undo/redo...
if (sourceside == null)
{
base.SetVertices(null);
return(false);
}
Vector2D vl, vr;
//mxd. lightfog flag support
int lightvalue;
bool lightabsolute;
GetLightValue(out lightvalue, out lightabsolute);
Vector2D tscale = new Vector2D(sourceside.Fields.GetValue("scalex_mid", 1.0f),
sourceside.Fields.GetValue("scaley_mid", 1.0f));
Vector2D tscaleAbs = new Vector2D(Math.Abs(tscale.x), Math.Abs(tscale.y));
Vector2D toffset1 = new Vector2D(Sidedef.Fields.GetValue("offsetx_mid", 0.0f),
Sidedef.Fields.GetValue("offsety_mid", 0.0f));
Vector2D toffset2 = new Vector2D(sourceside.Fields.GetValue("offsetx_mid", 0.0f),
sourceside.Fields.GetValue("offsety_mid", 0.0f));
// Left and right vertices for this sidedef
if (Sidedef.IsFront)
{
vl = new Vector2D(Sidedef.Line.Start.Position.x, Sidedef.Line.Start.Position.y);
vr = new Vector2D(Sidedef.Line.End.Position.x, Sidedef.Line.End.Position.y);
}
else
{
vl = new Vector2D(Sidedef.Line.End.Position.x, Sidedef.Line.End.Position.y);
vr = new Vector2D(Sidedef.Line.Start.Position.x, Sidedef.Line.Start.Position.y);
}
// Load sector data
SectorData sd = mode.GetSectorData(Sidedef.Sector);
//mxd. which texture we must use?
long texturelong = 0;
if ((sourceside.Line.Args[2] & (int)Effect3DFloor.Flags.UseUpperTexture) != 0)
{
if (Sidedef.LongHighTexture != MapSet.EmptyLongName)
{
texturelong = Sidedef.LongHighTexture;
}
}
else if ((sourceside.Line.Args[2] & (int)Effect3DFloor.Flags.UseLowerTexture) != 0)
{
if (Sidedef.LongLowTexture != MapSet.EmptyLongName)
{
texturelong = Sidedef.LongLowTexture;
}
}
else if (sourceside.LongMiddleTexture != MapSet.EmptyLongName)
{
texturelong = sourceside.LongMiddleTexture;
}
// Texture given?
if (texturelong != 0)
{
// Load texture
base.Texture = General.Map.Data.GetTextureImage(texturelong);
if (base.Texture == null || base.Texture is UnknownImage)
{
base.Texture = General.Map.Data.UnknownTexture3D;
setuponloadedtexture = texturelong;
}
else if (!base.Texture.IsImageLoaded)
{
setuponloadedtexture = texturelong;
}
}
else
{
// Use missing texture
base.Texture = General.Map.Data.MissingTexture3D;
setuponloadedtexture = 0;
}
// Get texture scaled size
Vector2D tsz = new Vector2D(base.Texture.ScaledWidth, base.Texture.ScaledHeight);
tsz = tsz / tscale;
// Get texture offsets
Vector2D tof = new Vector2D(Sidedef.OffsetX, Sidedef.OffsetY) + new Vector2D(sourceside.OffsetX, sourceside.OffsetY);
tof = tof + toffset1 + toffset2;
tof = tof / tscaleAbs;
if (General.Map.Config.ScaledTextureOffsets && !base.Texture.WorldPanning)
{
tof = tof * base.Texture.Scale;
}
// For Vavoom type 3D floors the ceiling is lower than floor and they are reversed.
// We choose here.
float sourcetopheight = extrafloor.VavoomType ? sourceside.Sector.FloorHeight : sourceside.Sector.CeilHeight;
float sourcebottomheight = extrafloor.VavoomType ? sourceside.Sector.CeilHeight : sourceside.Sector.FloorHeight;
// Determine texture coordinates plane as they would be in normal circumstances.
// We can then use this plane to find any texture coordinate we need.
// The logic here is the same as in the original VisualMiddleSingle (except that
// the values are stored in a TexturePlane)
// NOTE: I use a small bias for the floor height, because if the difference in
// height is 0 then the TexturePlane doesn't work!
TexturePlane tp = new TexturePlane();
float floorbias = (sourcetopheight == sourcebottomheight) ? 1.0f : 0.0f;
tp.trb.x = tp.tlt.x + (float)Math.Round(Sidedef.Line.Length); //mxd. (G)ZDoom snaps texture coordinates to integral linedef length
tp.trb.y = tp.tlt.y + (sourcetopheight - sourcebottomheight) + floorbias;
// Apply texture offset
tp.tlt += tof;
tp.trb += tof;
// Transform pixel coordinates to texture coordinates
tp.tlt /= tsz;
tp.trb /= tsz;
// Left top and right bottom of the geometry that
tp.vlt = new Vector3D(vl.x, vl.y, sourcetopheight);
tp.vrb = new Vector3D(vr.x, vr.y, sourcebottomheight + floorbias);
// Make the right-top coordinates
tp.trt = new Vector2D(tp.trb.x, tp.tlt.y);
tp.vrt = new Vector3D(tp.vrb.x, tp.vrb.y, tp.vlt.z);
//mxd. Get ceiling and floor heights. Use our and neighbour sector's data
SectorData sdo = mode.GetSectorData(Sidedef.Other.Sector);
float flo = sdo.Floor.plane.GetZ(vl);
float fro = sdo.Floor.plane.GetZ(vr);
float clo = sdo.Ceiling.plane.GetZ(vl);
float cro = sdo.Ceiling.plane.GetZ(vr);
float fle = sd.Floor.plane.GetZ(vl);
float fre = sd.Floor.plane.GetZ(vr);
float cle = sd.Ceiling.plane.GetZ(vl);
float cre = sd.Ceiling.plane.GetZ(vr);
float fl = flo > fle ? flo : fle;
float fr = fro > fre ? fro : fre;
float cl = clo < cle ? clo : cle;
float cr = cro < cre ? cro : cre;
// Anything to see?
if (((cl - fl) > 0.01f) || ((cr - fr) > 0.01f))
{
// Keep top and bottom planes for intersection testing
top = extrafloor.Floor.plane;
bottom = extrafloor.Ceiling.plane;
// Create initial polygon, which is just a quad between floor and ceiling
WallPolygon poly = new WallPolygon();
poly.Add(new Vector3D(vl.x, vl.y, fl));
poly.Add(new Vector3D(vl.x, vl.y, cl));
poly.Add(new Vector3D(vr.x, vr.y, cr));
poly.Add(new Vector3D(vr.x, vr.y, fr));
// Determine initial color
int lightlevel = lightabsolute ? lightvalue : sd.Ceiling.brightnessbelow + lightvalue;
//mxd. This calculates light with doom-style wall shading
PixelColor wallbrightness = PixelColor.FromInt(mode.CalculateBrightness(lightlevel, Sidedef));
PixelColor wallcolor = PixelColor.Modulate(sd.Ceiling.colorbelow, wallbrightness);
fogfactor = CalculateFogFactor(lightlevel);
poly.color = wallcolor.WithAlpha(255).ToInt();
// Cut off the part above the 3D floor and below the 3D ceiling
CropPoly(ref poly, extrafloor.Floor.plane, false);
CropPoly(ref poly, extrafloor.Ceiling.plane, false);
// Cut out pieces that overlap 3D floors in this sector
List <WallPolygon> polygons = new List <WallPolygon> {
poly
};
bool translucent = (extrafloor.RenderAdditive || extrafloor.Alpha < 255);
foreach (Effect3DFloor ef in sd.ExtraFloors)
{
//mxd. Our poly should be clipped when our ond other extrafloors are both solid or both translucent,
// or when only our extrafloor is translucent.
// Our poly should not be clipped when our extrafloor is translucent and the other one isn't and both have renderinside setting.
bool othertranslucent = (ef.RenderAdditive || ef.Alpha < 255);
if (translucent && !othertranslucent && !ef.ClipSidedefs)
{
continue;
}
if (ef.ClipSidedefs == extrafloor.ClipSidedefs || ef.ClipSidedefs)
{
//TODO: find out why ef can be not updated at this point
//TODO: [this crashed on me once when performing auto-align on myriad of textures on BoA C1M0]
if (ef.Floor == null || ef.Ceiling == null)
{
ef.Update();
}
int num = polygons.Count;
for (int pi = 0; pi < num; pi++)
{
// Split by floor plane of 3D floor
WallPolygon p = polygons[pi];
WallPolygon np = SplitPoly(ref p, ef.Ceiling.plane, true);
if (np.Count > 0)
{
// Split part below floor by the ceiling plane of 3D floor
// and keep only the part below the ceiling (front)
SplitPoly(ref np, ef.Floor.plane, true);
if (p.Count == 0)
{
polygons[pi] = np;
}
else
{
polygons[pi] = p;
polygons.Add(np);
}
}
else
{
polygons[pi] = p;
}
}
}
}
// Process the polygon and create vertices
if (polygons.Count > 0)
{
List <WorldVertex> verts = CreatePolygonVertices(polygons, tp, sd, lightvalue, lightabsolute);
if (verts.Count > 2)
{
if (extrafloor.Sloped3dFloor)
{
this.RenderPass = RenderPass.Mask; //mxd
}
else if (extrafloor.RenderAdditive)
{
this.RenderPass = RenderPass.Additive; //mxd
}
else if ((extrafloor.Alpha < 255) || Texture.IsTranslucent)
{
this.RenderPass = RenderPass.Alpha; // [ZZ] translucent texture should trigger Alpha pass
}
else
{
this.RenderPass = RenderPass.Mask;
}
if (extrafloor.Alpha < 255)
{
// Apply alpha to vertices
byte alpha = (byte)General.Clamp(extrafloor.Alpha, 0, 255);
if (alpha < 255)
{
for (int i = 0; i < verts.Count; i++)
{
WorldVertex v = verts[i];
v.c = PixelColor.FromInt(v.c).WithAlpha(alpha).ToInt();
verts[i] = v;
}
}
}
base.SetVertices(verts);
return(true);
}
}
}
base.SetVertices(null); //mxd
return(false);
}
//mxd
public bool Setup(SectorLevel level, Effect3DFloor extrafloor, bool innerside)
{
Sector s = level.sector;
Vector2D texscale;
this.innerside = innerside; //mxd
base.Setup(level, extrafloor);
// Fetch ZDoom fields
float rotate = Angle2D.DegToRad(s.Fields.GetValue("rotationceiling", 0.0f));
Vector2D offset = new Vector2D(s.Fields.GetValue("xpanningceiling", 0.0f),
s.Fields.GetValue("ypanningceiling", 0.0f));
Vector2D scale = new Vector2D(s.Fields.GetValue("xscaleceiling", 1.0f),
s.Fields.GetValue("yscaleceiling", 1.0f));
//Load ceiling texture
if (s.LongCeilTexture != MapSet.EmptyLongName)
{
base.Texture = General.Map.Data.GetFlatImage(s.LongCeilTexture);
if (base.Texture == null || base.Texture is UnknownImage)
{
base.Texture = General.Map.Data.UnknownTexture3D;
setuponloadedtexture = s.LongCeilTexture;
}
else if (!base.Texture.IsImageLoaded)
{
setuponloadedtexture = s.LongCeilTexture;
}
}
else
{
// Use missing texture
base.Texture = General.Map.Data.MissingTexture3D;
setuponloadedtexture = 0;
}
// Determine texture scale
if (base.Texture.IsImageLoaded)
{
texscale = new Vector2D(1.0f / base.Texture.ScaledWidth, 1.0f / base.Texture.ScaledHeight);
}
else
{
texscale = new Vector2D(1.0f / 64.0f, 1.0f / 64.0f);
}
// Determine brightness
byte alpha = (byte)General.Clamp(level.alpha, 0, 255);
int color = PixelColor.FromInt(level.color).WithAlpha(alpha).ToInt();
int targetbrightness;
if (extrafloor != null && !extrafloor.VavoomType && !level.disablelighting)
{
//mxd. Top extrafloor level should calculate fogdensity from the brightness of the level above it
if (!innerside)
{
targetbrightness = 0;
SectorData sd = mode.GetSectorData(this.Sector.Sector);
for (int i = 0; i < sd.LightLevels.Count - 1; i++)
{
if (sd.LightLevels[i] == level)
{
targetbrightness = sd.LightLevels[i + 1].brightnessbelow;
break;
}
}
}
//mxd. Inner extrafloor ceilings must be colored using control sector's color and brightness
else
{
targetbrightness = level.brightnessbelow;
SectorData sd = mode.GetSectorData(this.Sector.Sector);
for (int i = 0; i < sd.LightLevels.Count; i++)
{
if (sd.LightLevels[i] == level)
{
if (i > 0)
{
color = PixelColor.FromInt(sd.LightLevels[i - 1].color).WithAlpha(alpha).ToInt();
}
break;
}
}
}
}
else
{
targetbrightness = level.brightnessbelow;
}
//mxd. Determine fog density
fogfactor = CalculateFogFactor(targetbrightness);
// Make vertices
ReadOnlyCollection <Vector2D> triverts = Sector.Sector.Triangles.Vertices;
WorldVertex[] verts = new WorldVertex[triverts.Count];
for (int i = 0; i < triverts.Count; i++)
{
// Color shading
verts[i].c = color; //mxd
// Vertex coordinates
verts[i].x = triverts[i].x;
verts[i].y = triverts[i].y;
verts[i].z = level.plane.GetZ(triverts[i]);
// Texture coordinates
Vector2D pos = triverts[i];
pos = pos.GetRotated(rotate);
pos.y = -pos.y;
pos = (pos + offset) * scale * texscale;
verts[i].u = pos.x;
verts[i].v = pos.y;
}
// The sector triangulation created clockwise triangles that
// are right up for the floor. For the ceiling we must flip
// the triangles upside down.
if (extrafloor == null || extrafloor.VavoomType || innerside)
{
SwapTriangleVertices(verts);
}
// Determine render pass
if (extrafloor != null)
{
if (extrafloor.Sloped3dFloor) //mxd
{
this.RenderPass = RenderPass.Mask;
}
else if (extrafloor.RenderAdditive) //mxd
{
this.RenderPass = RenderPass.Additive;
}
else if (level.alpha < 255)
{
this.RenderPass = RenderPass.Alpha;
}
else
{
this.RenderPass = RenderPass.Mask;
}
}
else
{
this.RenderPass = RenderPass.Solid;
}
//mxd. Update sky render flag
bool isrenderedassky = renderassky;
renderassky = (level.sector.CeilTexture == General.Map.Config.SkyFlatName);
if (isrenderedassky != renderassky && Sector.Sides != null)
{
// Upper sidedef geometry may need updating...
foreach (Sidedef side in level.sector.Sidedefs)
{
VisualSidedefParts parts = Sector.GetSidedefParts(side);
// Upper side can exist in either our, or the neightbouring sector, right?
if (parts.upper != null && parts.upper.Triangles > 0)
{
parts.upper.UpdateSkyRenderFlag();
}
else if (side.Other != null && side.Other.Sector != null && side.Other.Sector.CeilTexture == General.Map.Config.SkyFlatName)
{
// Update upper side of the neightbouring sector
BaseVisualSector other = (BaseVisualSector)mode.GetVisualSector(side.Other.Sector);
if (other != null && other.Sides != null)
{
parts = other.GetSidedefParts(side.Other);
if (parts.upper != null && parts.upper.Triangles > 0)
{
parts.upper.UpdateSkyRenderFlag();
}
}
}
}
}
// Apply vertices
base.SetVertices(verts);
return(verts.Length > 0);
}
// This builds the thing geometry. Returns false when nothing was created.
public bool Setup()
{
// Find the sector in which the thing resides
Thing.DetermineSector(mode.BlockMap);
//mxd. If the thing is inside a sector, apply DECORATE/UDMF alpha/renderstyle overrides
byte alpha = 255;
if (Thing.Sector != null)
{
string renderstyle = info.RenderStyle.ToLowerInvariant();
alpha = info.AlphaByte;
if (General.Map.UDMF)
{
if (Thing.IsFlagSet("translucent"))
{
renderstyle = "translucent";
alpha = 64;
}
else if (Thing.IsFlagSet("invisible"))
{
renderstyle = "none";
alpha = 0;
}
else if (Thing.Fields.ContainsKey("renderstyle"))
{
renderstyle = Thing.Fields.GetValue("renderstyle", renderstyle).ToLowerInvariant();
}
if ((renderstyle == "add" || renderstyle == "translucent" || renderstyle == "subtract" || renderstyle == "translucentstencil") &&
Thing.Fields.ContainsKey("alpha"))
{
alpha = (byte)(General.Clamp(Thing.Fields.GetValue("alpha", info.Alpha), 0.0, 1.0) * 255.0);
}
else if (renderstyle == "soultrans")
{
// Lost Soul trasparency is controlled by a CVAR (see https://zdoom.org/wiki/CVARs:Display#transsouls), let's use the default 0.75 here
alpha = 192;
}
else if (renderstyle == "shadow")
{
alpha = 76; // about 0.3
stencilColor = PixelColor.FromInt(PixelColor.INT_BLACK);
}
if (renderstyle.EndsWith("stencil"))
{
stencilColor = PixelColor.FromInt(UniFields.GetInteger(Thing.Fields, "fillcolor", 0));
stencilColor.a = 255; // 0xFF alpha means nothing was read. 0x00 alpha means there was a valid fillcolor.
}
else if (renderstyle != "shadow")
{
stencilColor.a = 0;
}
}
else if (General.Map.HEXEN)
{
if (Thing.IsFlagSet("2048"))
{
renderstyle = "translucent";
alpha = 64;
}
else if (Thing.IsFlagSet("4096"))
{
renderstyle = "none";
alpha = 0;
}
}
// Set appropriate RenderPass
switch (renderstyle)
{
case "translucent":
case "subtract":
case "soultrans":
case "translucentstencil":
case "shadow":
RenderPass = RenderPass.Alpha;
break;
case "add":
case "addstencil":
RenderPass = RenderPass.Additive;
break;
case "none":
RenderPass = RenderPass.Mask;
alpha = 0;
break;
// Many render styles are not supported yet...
default:
RenderPass = RenderPass.Mask;
alpha = 255;
break;
}
}
int sectorcolor = new PixelColor(alpha, 255, 255, 255).ToInt();
fogfactor = 0f; //mxd
//mxd. Check thing size
float thingradius = Thing.Size; // Thing.Size has ThingRadius arg override applied
thingheight = Thing.Height; // Thing.Height has ThingHeight arg override applied
if (thingradius < 0.1f || thingheight < 0.1f)
{
thingradius = FIXED_RADIUS;
thingheight = FIXED_RADIUS;
sizeless = true;
}
else
{
sizeless = false;
}
if (Thing.Sector != null)
{
SectorData sd = mode.GetSectorData(Thing.Sector);
Plane floor = sd.Floor.plane; //mxd
if (!info.Bright)
{
Vector3D thingpos = new Vector3D(Thing.Position.x, Thing.Position.y, Thing.Position.z + sd.Floor.plane.GetZ(Thing.Position));
SectorLevel level = sd.GetLevelAboveOrAt(thingpos);
//mxd. Let's use point on floor plane instead of Thing.Sector.FloorHeight;
if (nointeraction && level == null && sd.LightLevels.Count > 0)
{
level = sd.LightLevels[sd.LightLevels.Count - 1];
}
//mxd. Use the light level of the highest surface when a thing is above highest sector level.
if (level != null)
{
// TECH: In GZDoom, ceiling glow doesn't affect thing brightness
// Use sector brightness for color shading
int brightness = level.brightnessbelow;
//mxd. Apply lightfloor value
// According to Graf, this is incorrect behaviour...
// TECH: In (G)ZDoom, this is ignored when ceiling texture is sky or a thing is below a 3D floor
// It's probably more involved than this, but for now let's do it only when there are no 3d floors in Thing.Sector...
/*if(General.Map.UDMF && sd.LightLevels.Count == 2 && Thing.Sector.CeilTexture != General.Map.Config.SkyFlatName)
* {
* if(sd.Sector.Fields.GetValue("lightfloorabsolute", false))
* brightness = UniFields.GetInteger(sd.Sector.Fields, "lightfloor");
* else
* brightness += UniFields.GetInteger(sd.Sector.Fields, "lightfloor");
* }*/
// Level is glowing
if (level.affectedbyglow && level.type == SectorLevelType.Floor)
{
// Extrafloor glow doesn't affect thing brightness
if (level.sector == Thing.Sector)
{
double planez = level.plane.GetZ(thingpos);
// Get glow brightness
int glowbrightness = sd.FloorGlow.Brightness / 2;
SectorLevel nexthigher = sd.GetLevelAbove(new Vector3D(thingpos, planez));
// Interpolate thing brightness between glow and regular ones
if (nexthigher != null)
{
double higherz = nexthigher.plane.GetZ(thingpos);
double delta = General.Clamp(1.0f - (thingpos.z - planez) / (higherz - planez), 0f, 1f);
brightness = (int)((glowbrightness + level.sector.Brightness / 2) * delta + nexthigher.sector.Brightness * (1.0f - delta));
}
}
}
// Level below this one is glowing. Only possible for floor glow(?)
else if (level.type == SectorLevelType.Glow)
{
// Interpolate thing brightness between glow and regular ones
if (sd.Floor != null && sd.FloorGlow != null)
{
// Get glow brightness
double glowz = level.plane.GetZ(thingpos);
double floorz = floor.GetZ(thingpos);
double delta = General.Clamp((thingpos.z - floorz) / (glowz - floorz), 0f, 1f);
brightness = (int)((sd.FloorGlow.Brightness / 2 + sd.Floor.sector.Brightness / 2) * (1.0f - delta) + sd.Floor.sector.Brightness * delta);
}
}
PixelColor areabrightness = PixelColor.FromInt(mode.CalculateBrightness(brightness));
PixelColor areacolor = PixelColor.Modulate(level.colorbelow, areabrightness);
// [ZZ] if sector is using Doom64 lighting, apply thing color here.
sectorcolor = PixelColor.Modulate(sd.ColorSprites, areacolor).WithAlpha(alpha).ToInt();
//mxd. Calculate fogfactor
fogfactor = VisualGeometry.CalculateFogFactor(level.sector, brightness);
}
}
//TECH: even Bright Thing frames are affected by custom fade...
else
{
Vector3D thingpos = new Vector3D(Thing.Position.x, Thing.Position.y, Thing.Position.z + sd.Floor.plane.GetZ(Thing.Position));
SectorLevel level = sd.GetLevelAboveOrAt(thingpos);
if (level != null && level.sector.FogMode > SectorFogMode.CLASSIC)
{
//mxd. Calculate fogfactor
fogfactor = VisualGeometry.CalculateFogFactor(level.sector, level.brightnessbelow);
}
}
}
//mxd. Create verts for all sprite angles
WorldVertex[][] allverts = new WorldVertex[info.SpriteFrame.Length][];
Vector2D[] alloffsets = new Vector2D[info.SpriteFrame.Length];
base.textures = new ImageData[info.SpriteFrame.Length];
isloaded = true;
for (int i = 0; i < sprites.Length; i++)
{
Vector2D offsets = new Vector2D();
// Check if the texture is loaded
ImageData sprite = sprites[i];
if (!sprite.IsImageLoaded && !sprite.LoadFailed)
{
sprite.LoadImageNow();
}
if (sprite.IsImageLoaded)
{
base.textures[i] = sprite;
// Determine sprite size and offset
float radius = sprite.ScaledWidth * 0.5f;
float height = sprite.ScaledHeight;
ISpriteImage spriteimg = sprite as ISpriteImage;
if (spriteimg != null)
{
offsets.x = radius - spriteimg.OffsetX;
offsets.y = spriteimg.OffsetY - height;
}
// Scale by thing type/actor scale
// We do this after the offset x/y determination above, because that is entirely in sprite pixels space
radius *= info.SpriteScale.Width;
height *= info.SpriteScale.Height;
offsets.x *= info.SpriteScale.Width;
offsets.y *= info.SpriteScale.Height;
// Make vertices
WorldVertex[] verts = new WorldVertex[6];
//mxd. Sprite mirroring
float ul = (info.SpriteFrame[i].Mirror ? 1f : 0f);
float ur = (info.SpriteFrame[i].Mirror ? 0f : 1f);
if (sizeless) //mxd
{
float hh = height / 2;
verts[0] = new WorldVertex((float)(-radius + offsets.x), 0.0f, (float)(offsets.y - hh), sectorcolor, ul, 1.0f);
verts[1] = new WorldVertex((float)(-radius + offsets.x), 0.0f, (float)(hh + offsets.y), sectorcolor, ul, 0.0f);
verts[2] = new WorldVertex((float)(+radius + offsets.x), 0.0f, (float)(hh + offsets.y), sectorcolor, ur, 0.0f);
verts[3] = verts[0];
verts[4] = verts[2];
verts[5] = new WorldVertex((float)(+radius + offsets.x), 0.0f, (float)(offsets.y - hh), sectorcolor, ur, 1.0f);
}
else
{
verts[0] = new WorldVertex((float)(-radius + offsets.x), 0.0f, (float)offsets.y, sectorcolor, ul, 1.0f);
verts[1] = new WorldVertex((float)(-radius + offsets.x), 0.0f, (float)(height + offsets.y), sectorcolor, ul, 0.0f);
verts[2] = new WorldVertex((float)(+radius + offsets.x), 0.0f, (float)(height + offsets.y), sectorcolor, ur, 0.0f);
verts[3] = verts[0];
verts[4] = verts[2];
verts[5] = new WorldVertex((float)(+radius + offsets.x), 0.0f, (float)offsets.y, sectorcolor, ur, 1.0f);
}
allverts[i] = verts;
}
else
{
isloaded = false;
base.textures[i] = sprite;
// Determine sprite size
float radius = Math.Min(thingradius, thingheight / 2f);
float height = Math.Min(thingradius * 2f, thingheight);
//mxd. Determine sprite offsets
offsets.x = radius;
offsets.y = height / 2;
// Make vertices
WorldVertex[] verts = new WorldVertex[6];
verts[0] = new WorldVertex(-radius, 0.0f, 0.0f, sectorcolor, 0.0f, 1.0f);
verts[1] = new WorldVertex(-radius, 0.0f, height, sectorcolor, 0.0f, 0.0f);
verts[2] = new WorldVertex(+radius, 0.0f, height, sectorcolor, 1.0f, 0.0f);
verts[3] = verts[0];
verts[4] = verts[2];
verts[5] = new WorldVertex(+radius, 0.0f, 0.0f, sectorcolor, 1.0f, 1.0f);
allverts[i] = verts;
}
//mxd. Store offsets
alloffsets[i] = offsets;
}
//mxd
SetVertices(allverts, alloffsets /*, floor, ceiling*/);
// Determine position
Vector3D pos = Thing.Position;
if (Thing.Type == 9501)
{
if (Thing.Sector != null) //mxd
{
// This is a special thing that needs special positioning
SectorData sd = mode.GetSectorData(Thing.Sector);
pos.z = sd.Ceiling.sector.CeilHeight + Thing.Position.z;
}
}
else if (Thing.Type == 9500)
{
if (Thing.Sector != null) //mxd
{
// This is a special thing that needs special positioning
SectorData sd = mode.GetSectorData(Thing.Sector);
pos.z = sd.Floor.sector.FloorHeight + Thing.Position.z;
}
}
else if (info.AbsoluteZ)
{
// Absolute Z position
pos.z = Thing.Position.z;
}
else if (info.Hangs)
{
// Hang from ceiling
if (Thing.Sector != null)
{
SectorData sd = mode.GetSectorData(Thing.Sector);
double maxz = sd.Ceiling.plane.GetZ(Thing.Position) - info.Height;
pos.z = maxz;
if (Thing.Position.z > 0 || nointeraction)
{
pos.z -= Thing.Position.z;
}
// Check if below floor
if (!nointeraction)
{
double minz = sd.Floor.plane.GetZ(Thing.Position);
if (pos.z < minz)
{
pos.z = Math.Min(minz, maxz);
}
}
}
}
else
{
// Stand on floor
if (Thing.Sector != null)
{
SectorData sd = mode.GetSectorData(Thing.Sector);
double minz = sd.Floor.plane.GetZ(Thing.Position);
pos.z = minz;
if (Thing.Position.z > 0 || nointeraction)
{
pos.z += Thing.Position.z;
}
// Check if above ceiling
if (!nointeraction)
{
double maxz = sd.Ceiling.plane.GetZ(Thing.Position) - info.Height;
if (pos.z > maxz)
{
pos.z = Math.Max(minz, maxz);
}
}
}
}
// Apply settings
SetPosition(pos);
SetCageColor(Thing.Color);
// Keep info for object picking
cageradius2 = thingradius * Angle2D.SQRT2;
cageradius2 = cageradius2 * cageradius2;
pos2d = pos;
if (sizeless) //mxd
{
boxp1 = new Vector3D(pos.x - thingradius, pos.y - thingradius, pos.z - thingradius / 2);
boxp2 = new Vector3D(pos.x + thingradius, pos.y + thingradius, pos.z + thingradius / 2);
}
else
{
boxp1 = new Vector3D(pos.x - thingradius, pos.y - thingradius, pos.z);
boxp2 = new Vector3D(pos.x + thingradius, pos.y + thingradius, pos.z + thingheight);
}
// Done
changed = false;
return(true);
}
// This builds the geometry. Returns false when no geometry created.
public override bool Setup()
{
WorldVertex[] verts;
WorldVertex v;
Sector s = base.Sector.Sector;
int brightness;
// Load floor texture
base.Texture = General.Map.Data.GetFlatImage(s.LongCeilTexture);
if (base.Texture == null)
{
brightness = mode.CalculateBrightness(256);
base.Texture = General.Map.Data.MissingTexture3D;
setuponloadedtexture = s.LongCeilTexture;
}
else
{
brightness = mode.CalculateBrightness(s.Brightness);
if (!base.Texture.IsImageLoaded)
{
setuponloadedtexture = s.LongCeilTexture;
}
}
// Make vertices
verts = new WorldVertex[s.Triangles.Vertices.Count];
for (int i = 0; i < s.Triangles.Vertices.Count; i++)
{
// Use sector brightness for color shading
verts[i].c = brightness;
// Grid aligned texture coordinates
if (base.Texture.IsImageLoaded)
{
verts[i].u = s.Triangles.Vertices[i].x / base.Texture.ScaledWidth;
verts[i].v = -s.Triangles.Vertices[i].y / base.Texture.ScaledHeight;
}
else
{
verts[i].u = s.Triangles.Vertices[i].x / 64;
verts[i].v = -s.Triangles.Vertices[i].y / 64;
}
// Vertex coordinates
verts[i].x = s.Triangles.Vertices[i].x;
verts[i].y = s.Triangles.Vertices[i].y;
verts[i].z = (float)s.CeilHeight;
}
// The sector triangulation created clockwise triangles that
// are right up for the floor. For the ceiling we must flip
// the triangles upside down.
// Swap some vertices to flip all triangles
for (int i = 0; i < verts.Length; i += 3)
{
// Swap
v = verts[i];
verts[i] = verts[i + 1];
verts[i + 1] = v;
}
// Apply vertices
base.SetVertices(verts);
return(verts.Length > 0);
}
// This builds the geometry. Returns false when no geometry created.
public override bool Setup()
{
// Left and right vertices for this wall
Vector2D vl, vr;
if (Sidedef.IsFront)
{
vl = new Vector2D(Sidedef.Line.Start.Position);
vr = new Vector2D(Sidedef.Line.End.Position);
}
else
{
vl = new Vector2D(Sidedef.Line.End.Position);
vr = new Vector2D(Sidedef.Line.Start.Position);
}
// Keep top and bottom planes for intersection testing
top = Sidedef.Sector.CeilingPlane;
bottom = Sidedef.Sector.FloorPlane;
// Get ceiling and floor heights
float cl = top.GetZ(vl);
float cr = top.GetZ(vr);
float fl = bottom.GetZ(vl);
float fr = bottom.GetZ(vr);
// Anything to see?
if (cl - fl > 0.01f || cr - fr > 0.01f)
{
int brightness = MapElement.CalculateBrightness(Sidedef.Shade);
// Texture given?
Texture = General.Map.Data.GetImageData(Sidedef.TileIndex);
if (Texture is UnknownImage)
{
// Use missing texture
//Texture = General.Map.Data.MissingTexture3D;
setuponloadedimage = -1;
}
else if (!Texture.IsImageLoaded)
{
setuponloadedimage = Sidedef.TileIndex;
}
WorldVertex[] verts = new WorldVertex[6];
verts[0] = new WorldVertex(vl.x, vl.y, fl, brightness, 0, 0);
verts[1] = new WorldVertex(vl.x, vl.y, cl, brightness, 0, 0);
verts[2] = new WorldVertex(vr.x, vr.y, cr, brightness, 0, 0);
verts[3] = verts[0];
verts[4] = verts[2];
verts[5] = new WorldVertex(vr.x, vr.y, fr, brightness, 0, 0);
//mxd. Set UV coords the Build way...
int xref = (!Sidedef.ImageFlipX ? 1 : 0);
int xrefinv = 1 - xref;
int yref = (Sidedef.AlignImageToBottom ? Sidedef.Sector.FloorHeight : Sidedef.Sector.CeilingHeight);
float ypancoef = CalculateOffsetV(Sidedef.OffsetY, Texture, !Sidedef.AlignImageToBottom);
float scaledtexrepeaty = ((Texture.Height * 128f) / Sidedef.RepeatY);
for (int i = 0; i < 6; i++)
{
float dist = ((i == 2 || i == 4 || i == 5) ? xref : xrefinv);
verts[i].u = ((dist * 8.0f * Sidedef.RepeatX) + Sidedef.OffsetX) / Texture.Width;
// w->wall.buffer[i].v = (-(float)(yref + (w->wall.buffer[i].y * 16)) / ((tilesiz[curpicnum].y * 2048.0f) / (float)(wal->yrepeat))) + ypancoef;
verts[i].v = ((yref + (-verts[i].z)) / scaledtexrepeaty) - ypancoef;
if (Sidedef.ImageFlipY)
{
verts[i].v *= -1;
}
}
// Apply vertices
SetVertices(verts);
return(true);
}
// No geometry for invisible wall
SetVertices(new WorldVertex[0]);
return(false);
}
// This sets the vertices for the thing sprite
protected void SetVertices(WorldVertex[][] verts, Vector2D[] offsets /*, Plane floor, Plane ceiling*/)
{
// Copy vertices
vertices = new WorldVertex[verts.Length][];
triangles = new int[verts.Length];
//mxd
for (int i = 0; i < verts.Length; i++)
{
vertices[i] = new WorldVertex[verts[i].Length];
verts[i].CopyTo(vertices[i], 0);
triangles[i] = vertices[i].Length / 3;
}
updategeo = true;
//mxd. Do some special GZDoom rendering shenanigans...
for (int c = 0; c < vertices.Length; c++)
{
if (triangles[c] < 2)
{
continue;
}
Matrix transform, rotation;
float centerx, centerz;
// ROLLCENTER flag support
if (info.RollSprite && info.RollCenter && thing.Roll != 0)
{
// Rotate around sprite center
centerx = offsets[c].x;
centerz = vertices[c][1].z * 0.5f - offsets[c].y;
}
else
{
// Sprite center is already where it needs to be
centerx = 0f;
centerz = 0f;
}
switch (thing.RenderMode)
{
// Don't do anything
case ThingRenderMode.MODEL: break;
case ThingRenderMode.VOXEL: break;
// Actor becomes a flat sprite which can be tilted with the use of the Pitch actor property.
case ThingRenderMode.FLATSPRITE:
transform = Matrix.Scaling(thing.ScaleX, thing.ScaleX, thing.ScaleY);
// Apply roll?
if (thing.Roll != 0)
{
if (info.RollCenter)
{
rotation = Matrix.RotationY(-thing.RollRad);
transform *= Matrix.Translation(-centerx, -centerx, -centerz) * rotation * Matrix.Translation(centerx, centerx, centerz);
}
else
{
// Sprite center is already where it needs to be
transform *= Matrix.RotationY(-thing.RollRad);
}
}
// Apply pitch
transform *= Matrix.RotationX(thing.PitchRad + Angle2D.PIHALF);
// Apply angle
transform *= Matrix.RotationZ(thing.Angle);
// Apply transform
float zoffset = ((thing.Pitch == 0f && thing.Position.z == 0f) ? 0.1f : 0f); // Slight offset to avoid z-fighting...
for (int i = 0; i < vertices[c].Length; i++)
{
Vector4 transformed = Vector3.Transform(new Vector3(vertices[c][i].x, vertices[c][i].y, vertices[c][i].z), transform);
vertices[c][i].x = transformed.X;
vertices[c][i].y = transformed.Y;
vertices[c][i].z = transformed.Z + zoffset;
}
break;
// Similar to FLATSPRITE but is not affected by pitch.
case ThingRenderMode.WALLSPRITE:
transform = Matrix.Scaling(thing.ScaleX, thing.ScaleX, thing.ScaleY);
// Apply roll?
if (thing.Roll != 0)
{
rotation = Matrix.RotationY(-thing.RollRad) * Matrix.RotationZ(thing.Angle);
if (info.RollCenter)
{
transform *= Matrix.Translation(-centerx, -centerx, -centerz) * rotation * Matrix.Translation(centerx, centerx, centerz);
}
else
{
transform *= rotation; // Sprite center is already where it needs to be
}
}
else
{
transform *= Matrix.RotationZ(thing.Angle);
}
// Apply transform
for (int i = 0; i < vertices[c].Length; i++)
{
Vector4 transformed = Vector3.Transform(new Vector3(vertices[c][i].x, vertices[c][i].y, vertices[c][i].z), transform);
vertices[c][i].x = transformed.X;
vertices[c][i].y = transformed.Y;
vertices[c][i].z = transformed.Z;
}
break;
#region Some old GLOOME FLOOR_SPRITE/CEILING_SPRITE support code
/*case Thing.SpriteRenderMode.FLOOR_SPRITE:
* Matrix floorrotation = Matrix.RotationZ(info.RollSprite ? Thing.RollRad : 0f)
* Matrix.RotationY(Thing.Angle)
* Matrix.RotationX(Angle2D.PIHALF);
*
* m = Matrix.Translation(0f, 0f, -localcenterz) * floorrotation * Matrix.Translation(0f, 0f, localcenterz);
*
* for(int i = 0; i < vertices[c].Length; i++)
* {
* Vector4 transformed = Vector3.Transform(new Vector3(vertices[c][i].x, vertices[c][i].y, vertices[c][i].z), m);
* vertices[c][i].x = transformed.X;
* vertices[c][i].y = transformed.Y;
* vertices[c][i].z = transformed.Z;
* }
*
* // TODO: this won't work on things with AbsoluteZ flag
* // TODO: +ROLLSPRITE implies +STICKTOPLANE?
* if(info.StickToPlane || info.RollSprite)
* {
* // Calculate vertical offset
* float floorz = floor.GetZ(Thing.Position);
* float ceilz = ceiling.GetZ(Thing.Position);
*
* if(!float.IsNaN(floorz) && !float.IsNaN(ceilz))
* {
* float voffset;
* if(info.Hangs)
* {
* float thingz = ceilz - Thing.Position.z + Thing.Height;
* voffset = 0.01f - floorz - General.Clamp(thingz, 0, ceilz - floorz);
* }
* else
* {
* voffset = 0.01f - floorz - General.Clamp(Thing.Position.z, 0, ceilz - floorz);
* }
*
* // Apply it
* for(int i = 0; i < vertices[c].Length; i++)
* vertices[c][i].z = floor.GetZ(vertices[c][i].x + Thing.Position.x, vertices[c][i].y + Thing.Position.y) + voffset;
* }
* }
* break;
*
* case Thing.SpriteRenderMode.CEILING_SPRITE:
* Matrix ceilrotation = Matrix.RotationZ(info.RollSprite ? Thing.RollRad : 0f)
* Matrix.RotationY(Thing.Angle)
* Matrix.RotationX(Angle2D.PIHALF);
*
* m = Matrix.Translation(0f, 0f, -localcenterz) * ceilrotation * Matrix.Translation(0f, 0f, localcenterz);
*
* for(int i = 0; i < vertices[c].Length; i++)
* {
* Vector4 transformed = Vector3.Transform(new Vector3(vertices[c][i].x, vertices[c][i].y, vertices[c][i].z), m);
* vertices[c][i].x = transformed.X;
* vertices[c][i].y = transformed.Y;
* vertices[c][i].z = transformed.Z;
* }
*
* // TODO: this won't work on things with AbsoluteZ flag
* // TODO: +ROLLSPRITE implies +STICKTOPLANE?
* if(info.StickToPlane || info.RollSprite)
* {
* // Calculate vertical offset
* float floorz = floor.GetZ(Thing.Position);
* float ceilz = ceiling.GetZ(Thing.Position);
*
* if(!float.IsNaN(floorz) && !float.IsNaN(ceilz))
* {
* float voffset;
* if(info.Hangs)
* {
* float thingz = ceilz - Math.Max(0, Thing.Position.z) - Thing.Height;
* voffset = -0.01f - General.Clamp(thingz, 0, ceilz - floorz);
* }
* else
* {
* voffset = -0.01f - floorz - General.Clamp(Thing.Position.z, 0, ceilz - floorz);
* }
*
* // Apply it
* for(int i = 0; i < vertices[c].Length; i++)
* vertices[c][i].z = ceiling.GetZ(vertices[c][i].x + Thing.Position.x, vertices[c][i].y + Thing.Position.y) + voffset;
* }
* }
* break;*/
#endregion
case ThingRenderMode.NORMAL:
transform = Matrix.Scaling(thing.ScaleX, thing.ScaleX, thing.ScaleY);
// Apply roll?
if (info.RollSprite && thing.Roll != 0)
{
rotation = Matrix.RotationY(-thing.RollRad);
if (info.RollCenter)
{
transform *= Matrix.Translation(-centerx, -centerx, -centerz) * rotation * Matrix.Translation(centerx, centerx, centerz);
}
else
{
transform *= rotation; // Sprite center is already where it needs to be
}
}
// Apply transform
for (int i = 0; i < vertices[c].Length; i++)
{
Vector4 transformed = Vector3.Transform(new Vector3(vertices[c][i].x, vertices[c][i].y, vertices[c][i].z), transform);
vertices[c][i].x = transformed.X;
vertices[c][i].y = transformed.Y;
vertices[c][i].z = transformed.Z;
}
break;
default: throw new NotImplementedException("Unknown ThingRenderMode");
}
}
}
// This builds the thing geometry. Returns false when nothing was created.
public bool Setup()
{
// Find the sector in which the thing resides
Thing.DetermineSector(mode.BlockMap);
//mxd. If the thing is inside a sector, apply DECORATE/UDMF alpha/renderstyle overrides
byte alpha = 255;
if (Thing.Sector != null)
{
string renderstyle = info.RenderStyle;
alpha = info.AlphaByte;
if (General.Map.UDMF)
{
if (Thing.IsFlagSet("translucent"))
{
renderstyle = "translucent";
alpha = 64;
}
else if (Thing.IsFlagSet("invisible"))
{
renderstyle = "none";
alpha = 0;
}
else if (Thing.Fields.ContainsKey("renderstyle"))
{
renderstyle = Thing.Fields.GetValue("renderstyle", renderstyle);
}
if ((renderstyle == "add" || renderstyle == "translucent" || renderstyle == "subtract" || renderstyle == "stencil") &&
Thing.Fields.ContainsKey("alpha"))
{
alpha = (byte)(General.Clamp(Thing.Fields.GetValue("alpha", info.Alpha), 0f, 1f) * 255);
}
}
else if (General.Map.HEXEN)
{
if (Thing.IsFlagSet("2048"))
{
renderstyle = "translucent";
alpha = 64;
}
else if (Thing.IsFlagSet("4096"))
{
renderstyle = "none";
alpha = 0;
}
}
// Set appropriate RenderPass
switch (renderstyle)
{
case "translucent":
case "subtract":
case "stencil":
RenderPass = RenderPass.Alpha;
break;
case "add":
RenderPass = RenderPass.Additive;
break;
case "none":
RenderPass = RenderPass.Mask;
alpha = 0;
break;
// Many render styles are not supported yet...
default:
RenderPass = RenderPass.Mask;
alpha = 255;
break;
}
}
// Don't bother when alpha is unchanged, unless Additive RenderStyle is used
if (RenderPass != RenderPass.Additive && alpha == 255)
{
RenderPass = RenderPass.Mask;
}
int sectorcolor = new PixelColor(alpha, 255, 255, 255).ToInt();
fogfactor = 0f; //mxd
//mxd. Check thing size
float thingradius = Thing.Size; // Thing.Size has ThingRadius arg override applied
thingheight = Thing.Height; // Thing.Height has ThingHeight arg override applied
if (thingradius < 0.1f || thingheight < 0.1f)
{
thingradius = FIXED_RADIUS;
thingheight = FIXED_RADIUS;
sizeless = true;
}
else
{
sizeless = false;
}
Plane floor = new Plane(); //mxd
Plane ceiling = new Plane(); //mxd
if (Thing.Sector != null)
{
SectorData sd = mode.GetSectorData(Thing.Sector);
floor = sd.Floor.plane; //mxd
ceiling = sd.Ceiling.plane; //mxd
if (!info.Bright)
{
Vector3D thingpos = new Vector3D(Thing.Position.x, Thing.Position.y, Thing.Position.z + sd.Floor.plane.GetZ(Thing.Position));
SectorLevel level = sd.GetLevelAboveOrAt(thingpos);
//mxd. Let's use point on floor plane instead of Thing.Sector.FloorHeight;
if (nointeraction && level == null && sd.LightLevels.Count > 0)
{
level = sd.LightLevels[sd.LightLevels.Count - 1];
}
//mxd. Use the light level of the highest surface when a thing is above highest sector level.
if (level != null)
{
// TECH: In GZDoom, ceiling glow doesn't affect thing brightness
// Use sector brightness for color shading
int brightness = level.brightnessbelow;
// Level is glowing
if (level.affectedbyglow && level.type == SectorLevelType.Floor)
{
// Extrafloor glow doesn't affect thing brightness
if (level.sector == Thing.Sector)
{
float planez = level.plane.GetZ(thingpos);
// Get glow brightness
int glowbrightness = sd.FloorGlow.Brightness / 2;
SectorLevel nexthigher = sd.GetLevelAbove(new Vector3D(thingpos, planez));
// Interpolate thing brightness between glow and regular ones
if (nexthigher != null)
{
float higherz = nexthigher.plane.GetZ(thingpos);
float delta = General.Clamp(1.0f - (thingpos.z - planez) / (higherz - planez), 0f, 1f);
brightness = (int)((glowbrightness + level.sector.Brightness / 2) * delta + nexthigher.sector.Brightness * (1.0f - delta));
}
}
}
// Level below this one is glowing. Only possible for floor glow(?)
else if (level.type == SectorLevelType.Glow)
{
// Interpolate thing brightness between glow and regular ones
if (sd.Floor != null && sd.FloorGlow != null)
{
// Get glow brightness
float glowz = level.plane.GetZ(thingpos);
float floorz = floor.GetZ(thingpos);
float delta = General.Clamp((thingpos.z - floorz) / (glowz - floorz), 0f, 1f);
brightness = (int)((sd.FloorGlow.Brightness / 2 + sd.Floor.sector.Brightness / 2) * (1.0f - delta) + sd.Floor.sector.Brightness * delta);
}
}
PixelColor areabrightness = PixelColor.FromInt(mode.CalculateBrightness(brightness));
PixelColor areacolor = PixelColor.Modulate(level.colorbelow, areabrightness);
sectorcolor = areacolor.WithAlpha(alpha).ToInt();
//mxd. Calculate fogfactor
fogfactor = VisualGeometry.CalculateFogFactor(level.sector.FogMode, brightness);
}
}
//TECH: even Bright Thing frames are affected by custom fade...
else
{
Vector3D thingpos = new Vector3D(Thing.Position.x, Thing.Position.y, Thing.Position.z + sd.Floor.plane.GetZ(Thing.Position));
SectorLevel level = sd.GetLevelAboveOrAt(thingpos);
if (level != null && level.sector.FogMode > SectorFogMode.CLASSIC)
{
//mxd. Calculate fogfactor
fogfactor = VisualGeometry.CalculateFogFactor(level.sector.FogMode, level.brightnessbelow);
}
}
}
//mxd. Create verts for all sprite angles
WorldVertex[][] allverts = new WorldVertex[info.SpriteFrame.Length][];
Vector2D[] alloffsets = new Vector2D[info.SpriteFrame.Length];
base.textures = new ImageData[info.SpriteFrame.Length];
isloaded = true;
for (int i = 0; i < sprites.Length; i++)
{
Vector2D offsets = new Vector2D();
// Check if the texture is loaded
ImageData sprite = sprites[i];
sprite.LoadImage();
if (sprite.IsImageLoaded)
{
base.textures[i] = sprite;
// Determine sprite size and offset
float radius = sprite.ScaledWidth * 0.5f;
float height = sprite.ScaledHeight;
ISpriteImage spriteimg = sprite as ISpriteImage;
if (spriteimg != null)
{
offsets.x = radius - spriteimg.OffsetX;
offsets.y = spriteimg.OffsetY - height;
}
// Scale by thing type/actor scale
// We do this after the offset x/y determination above, because that is entirely in sprite pixels space
radius *= info.SpriteScale.Width;
height *= info.SpriteScale.Height;
offsets.x *= info.SpriteScale.Width;
offsets.y *= info.SpriteScale.Height;
// Make vertices
WorldVertex[] verts = new WorldVertex[6];
//mxd. Sprite mirroring
float ul = (info.SpriteFrame[i].Mirror ? 1f : 0f);
float ur = (info.SpriteFrame[i].Mirror ? 0f : 1f);
if (sizeless) //mxd
{
float hh = height / 2;
verts[0] = new WorldVertex(-radius + offsets.x, 0.0f, offsets.y - hh, sectorcolor, ul, 1.0f);
verts[1] = new WorldVertex(-radius + offsets.x, 0.0f, hh + offsets.y, sectorcolor, ul, 0.0f);
verts[2] = new WorldVertex(+radius + offsets.x, 0.0f, hh + offsets.y, sectorcolor, ur, 0.0f);
verts[3] = verts[0];
verts[4] = verts[2];
verts[5] = new WorldVertex(+radius + offsets.x, 0.0f, offsets.y - hh, sectorcolor, ur, 1.0f);
}
else
{
verts[0] = new WorldVertex(-radius + offsets.x, 0.0f, offsets.y, sectorcolor, ul, 1.0f);
verts[1] = new WorldVertex(-radius + offsets.x, 0.0f, height + offsets.y, sectorcolor, ul, 0.0f);
verts[2] = new WorldVertex(+radius + offsets.x, 0.0f, height + offsets.y, sectorcolor, ur, 0.0f);
verts[3] = verts[0];
verts[4] = verts[2];
verts[5] = new WorldVertex(+radius + offsets.x, 0.0f, offsets.y, sectorcolor, ur, 1.0f);
}
allverts[i] = verts;
}
else
{
isloaded = false;
base.textures[i] = General.Map.Data.Hourglass3D;
// Determine sprite size
float radius = Math.Min(thingradius, thingheight / 2f);
float height = Math.Min(thingradius * 2f, thingheight);
//mxd. Determine sprite offsets
offsets.x = radius;
offsets.y = height / 2;
// Make vertices
WorldVertex[] verts = new WorldVertex[6];
verts[0] = new WorldVertex(-radius, 0.0f, 0.0f, sectorcolor, 0.0f, 1.0f);
verts[1] = new WorldVertex(-radius, 0.0f, height, sectorcolor, 0.0f, 0.0f);
verts[2] = new WorldVertex(+radius, 0.0f, height, sectorcolor, 1.0f, 0.0f);
verts[3] = verts[0];
verts[4] = verts[2];
verts[5] = new WorldVertex(+radius, 0.0f, 0.0f, sectorcolor, 1.0f, 1.0f);
allverts[i] = verts;
}
//mxd. Store offsets
alloffsets[i] = offsets;
}
//mxd
SetVertices(allverts, alloffsets /*, floor, ceiling*/);
// Determine position
Vector3D pos = Thing.Position;
if (Thing.Type == 9501)
{
if (Thing.Sector != null) //mxd
{
// This is a special thing that needs special positioning
SectorData sd = mode.GetSectorData(Thing.Sector);
pos.z = sd.Ceiling.sector.CeilHeight + Thing.Position.z;
}
}
else if (Thing.Type == 9500)
{
if (Thing.Sector != null) //mxd
{
// This is a special thing that needs special positioning
SectorData sd = mode.GetSectorData(Thing.Sector);
pos.z = sd.Floor.sector.FloorHeight + Thing.Position.z;
}
}
else if (info.AbsoluteZ)
{
// Absolute Z position
pos.z = Thing.Position.z;
}
else if (info.Hangs)
{
// Hang from ceiling
if (Thing.Sector != null)
{
SectorData sd = mode.GetSectorData(Thing.Sector);
float maxz = sd.Ceiling.plane.GetZ(Thing.Position) - info.Height;
pos.z = maxz;
if (Thing.Position.z > 0 || nointeraction)
{
pos.z -= Thing.Position.z;
}
// Check if below floor
if (!nointeraction)
{
float minz = sd.Floor.plane.GetZ(Thing.Position);
if (pos.z < minz)
{
pos.z = Math.Min(minz, maxz);
}
}
}
}
else
{
// Stand on floor
if (Thing.Sector != null)
{
SectorData sd = mode.GetSectorData(Thing.Sector);
float minz = sd.Floor.plane.GetZ(Thing.Position);
pos.z = minz;
if (Thing.Position.z > 0 || nointeraction)
{
pos.z += Thing.Position.z;
}
// Check if above ceiling
if (!nointeraction)
{
float maxz = sd.Ceiling.plane.GetZ(Thing.Position) - info.Height;
if (pos.z > maxz)
{
pos.z = Math.Max(minz, maxz);
}
}
}
}
// Apply settings
SetPosition(pos);
SetCageColor(Thing.Color);
// Keep info for object picking
cageradius2 = thingradius * Angle2D.SQRT2;
cageradius2 = cageradius2 * cageradius2;
pos2d = pos;
if (sizeless) //mxd
{
boxp1 = new Vector3D(pos.x - thingradius, pos.y - thingradius, pos.z - thingradius / 2);
boxp2 = new Vector3D(pos.x + thingradius, pos.y + thingradius, pos.z + thingradius / 2);
}
else
{
boxp1 = new Vector3D(pos.x - thingradius, pos.y - thingradius, pos.z);
boxp2 = new Vector3D(pos.x + thingradius, pos.y + thingradius, pos.z + thingheight);
}
// Done
changed = false;
return(true);
}
// This builds the geometry. Returns false when no geometry created.
public override bool Setup()
{
Vector2D vl, vr;
int lightvalue = Sidedef.Fields.GetValue("light", 0);
bool lightabsolute = Sidedef.Fields.GetValue("lightabsolute", false);
Vector2D tscale = new Vector2D(Sidedef.Fields.GetValue("scalex_mid", 1.0f),
Sidedef.Fields.GetValue("scaley_mid", 1.0f));
Vector2D toffset = new Vector2D(Sidedef.Fields.GetValue("offsetx_mid", 0.0f),
Sidedef.Fields.GetValue("offsety_mid", 0.0f));
// Texture given?
if ((Sidedef.MiddleTexture.Length > 0) && (Sidedef.MiddleTexture[0] != '-'))
{
// Left and right vertices for this sidedef
if (Sidedef.IsFront)
{
vl = new Vector2D(Sidedef.Line.Start.Position.x, Sidedef.Line.Start.Position.y);
vr = new Vector2D(Sidedef.Line.End.Position.x, Sidedef.Line.End.Position.y);
}
else
{
vl = new Vector2D(Sidedef.Line.End.Position.x, Sidedef.Line.End.Position.y);
vr = new Vector2D(Sidedef.Line.Start.Position.x, Sidedef.Line.Start.Position.y);
}
// Load sector data
SectorData sd = mode.GetSectorData(Sidedef.Sector);
SectorData osd = mode.GetSectorData(Sidedef.Other.Sector);
if (!osd.Updated)
{
osd.Update();
}
// Texture given?
if ((Sidedef.MiddleTexture.Length > 0) && (Sidedef.MiddleTexture[0] != '-'))
{
// Load texture
base.Texture = General.Map.Data.GetTextureImage(Sidedef.LongMiddleTexture);
if (base.Texture == null)
{
base.Texture = General.Map.Data.MissingTexture3D;
setuponloadedtexture = Sidedef.LongMiddleTexture;
}
else
{
if (!base.Texture.IsImageLoaded)
{
setuponloadedtexture = Sidedef.LongMiddleTexture;
}
}
}
else
{
// Use missing texture
base.Texture = General.Map.Data.MissingTexture3D;
setuponloadedtexture = 0;
}
// Get texture scaled size
Vector2D tsz = new Vector2D(base.Texture.ScaledWidth, base.Texture.ScaledHeight);
tsz = tsz / tscale;
// Get texture offsets
Vector2D tof = new Vector2D(Sidedef.OffsetX, Sidedef.OffsetY);
tof = tof + toffset;
tof = tof / tscale;
if (General.Map.Config.ScaledTextureOffsets && !base.Texture.WorldPanning)
{
tof = tof * base.Texture.Scale;
}
// Determine texture coordinates plane as they would be in normal circumstances.
// We can then use this plane to find any texture coordinate we need.
// The logic here is the same as in the original VisualMiddleSingle (except that
// the values are stored in a TexturePlane)
// NOTE: I use a small bias for the floor height, because if the difference in
// height is 0 then the TexturePlane doesn't work!
TexturePlane tp = new TexturePlane();
float floorbias = (Sidedef.Sector.CeilHeight == Sidedef.Sector.FloorHeight) ? 1.0f : 0.0f;
float geotop = (float)Math.Min(Sidedef.Sector.CeilHeight, Sidedef.Other.Sector.CeilHeight);
float geobottom = (float)Math.Max(Sidedef.Sector.FloorHeight, Sidedef.Other.Sector.FloorHeight);
if (Sidedef.Line.IsFlagSet(General.Map.Config.LowerUnpeggedFlag))
{
// When lower unpegged is set, the middle texture is bound to the bottom
tp.tlt.y = tsz.y - (float)(geotop - geobottom);
}
tp.trb.x = tp.tlt.x + Sidedef.Line.Length;
tp.trb.y = tp.tlt.y + ((float)Sidedef.Sector.CeilHeight - ((float)Sidedef.Sector.FloorHeight + floorbias));
// Apply texture offset
tp.tlt += tof;
tp.trb += tof;
// Transform pixel coordinates to texture coordinates
tp.tlt /= tsz;
tp.trb /= tsz;
// Left top and right bottom of the geometry that
tp.vlt = new Vector3D(vl.x, vl.y, (float)Sidedef.Sector.CeilHeight);
tp.vrb = new Vector3D(vr.x, vr.y, (float)Sidedef.Sector.FloorHeight + floorbias);
// Make the right-top coordinates
tp.trt = new Vector2D(tp.trb.x, tp.tlt.y);
tp.vrt = new Vector3D(tp.vrb.x, tp.vrb.y, tp.vlt.z);
// Keep top and bottom planes for intersection testing
top = sd.Ceiling.plane;
bottom = sd.Floor.plane;
// Create initial polygon, which is just a quad between floor and ceiling
WallPolygon poly = new WallPolygon();
poly.Add(new Vector3D(vl.x, vl.y, sd.Floor.plane.GetZ(vl)));
poly.Add(new Vector3D(vl.x, vl.y, sd.Ceiling.plane.GetZ(vl)));
poly.Add(new Vector3D(vr.x, vr.y, sd.Ceiling.plane.GetZ(vr)));
poly.Add(new Vector3D(vr.x, vr.y, sd.Floor.plane.GetZ(vr)));
// Determine initial color
int lightlevel = lightabsolute ? lightvalue : sd.Ceiling.brightnessbelow + lightvalue;
PixelColor wallbrightness = PixelColor.FromInt(mode.CalculateBrightness(lightlevel));
PixelColor wallcolor = PixelColor.Modulate(sd.Ceiling.colorbelow, wallbrightness);
poly.color = wallcolor.WithAlpha(255).ToInt();
// Cut off the part below the other floor and above the other ceiling
CropPoly(ref poly, osd.Ceiling.plane, true);
CropPoly(ref poly, osd.Floor.plane, true);
// Determine if we should repeat the middle texture
if (Sidedef.Fields.ContainsKey("wrapmidtex"))
{
repeatmidtex = Sidedef.Fields.GetValue("wrapmidtex", false);
}
else
{
repeatmidtex = Sidedef.Line.IsFlagSet("wrapmidtex");
}
if (!repeatmidtex)
{
// First determine the visible portion of the texture
float textop, texbottom;
// Determine top portion height
if (Sidedef.Line.IsFlagSet(General.Map.Config.LowerUnpeggedFlag))
{
textop = geobottom + tof.y + tsz.y;
}
else
{
textop = geotop + tof.y;
}
// Calculate bottom portion height
texbottom = textop - tsz.y;
// Create crop planes (we also need these for intersection testing)
topclipplane = new Plane(new Vector3D(0, 0, -1), textop);
bottomclipplane = new Plane(new Vector3D(0, 0, 1), -texbottom);
// Crop polygon by these heights
CropPoly(ref poly, topclipplane, true);
CropPoly(ref poly, bottomclipplane, true);
}
if (poly.Count > 2)
{
// Keep top and bottom planes for intersection testing
top = osd.Ceiling.plane;
bottom = osd.Floor.plane;
// Process the polygon and create vertices
List <WorldVertex> verts = CreatePolygonVertices(poly, tp, sd, lightvalue, lightabsolute);
if (verts.Count > 0)
{
// Apply alpha to vertices
byte alpha = SetLinedefRenderstyle(true);
if (alpha < 255)
{
for (int i = 0; i < verts.Count; i++)
{
WorldVertex v = verts[i];
PixelColor c = PixelColor.FromInt(v.c);
v.c = c.WithAlpha(alpha).ToInt();
verts[i] = v;
}
}
base.SetVertices(verts);
return(true);
}
}
}
return(false);
}
private static MD3LoadResult ReadMD2Model(ref BoundingBoxSizes bbs, Stream s, Device device, int frame, string framename)
{
long start = s.Position;
MD3LoadResult result = new MD3LoadResult();
using (var br = new BinaryReader(s, Encoding.ASCII))
{
string magic = ReadString(br, 4);
if (magic != "IDP2") //magic number: "IDP2"
{
result.Errors = "unknown header: expected \"IDP2\", but got \"" + magic + "\"";
return(result);
}
int modelVersion = br.ReadInt32();
if (modelVersion != 8) //MD2 version. Must be equal to 8
{
result.Errors = "expected MD3 version 15, but got " + modelVersion;
return(result);
}
int texWidth = br.ReadInt32();
int texHeight = br.ReadInt32();
int framesize = br.ReadInt32(); // Size of one frame in bytes
s.Position += 4; //Number of textures
int num_verts = br.ReadInt32(); //Number of vertices
int num_uv = br.ReadInt32(); //The number of UV coordinates in the model
int num_tris = br.ReadInt32(); //Number of triangles
s.Position += 4; //Number of OpenGL commands
int num_frames = br.ReadInt32(); //Total number of frames
// Sanity checks
if (frame < 0 || frame >= num_frames)
{
result.Errors = "frame " + frame + " is outside of model's frame range [0.." + (num_frames - 1) + "]";
return(result);
}
s.Position += 4; //Offset to skin names (each skin name is an unsigned char[64] and are null terminated)
int ofs_uv = br.ReadInt32(); //Offset to s-t texture coordinates
int ofs_tris = br.ReadInt32(); //Offset to triangles
int ofs_animFrame = br.ReadInt32(); //An offset to the first animation frame
List <int> polyIndecesList = new List <int>();
List <int> uvIndecesList = new List <int>();
List <Vector2> uvCoordsList = new List <Vector2>();
List <WorldVertex> vertList = new List <WorldVertex>();
// Polygons
s.Position = ofs_tris + start;
for (int i = 0; i < num_tris; i++)
{
polyIndecesList.Add(br.ReadUInt16());
polyIndecesList.Add(br.ReadUInt16());
polyIndecesList.Add(br.ReadUInt16());
uvIndecesList.Add(br.ReadUInt16());
uvIndecesList.Add(br.ReadUInt16());
uvIndecesList.Add(br.ReadUInt16());
}
// UV coords
s.Position = ofs_uv + start;
for (int i = 0; i < num_uv; i++)
{
uvCoordsList.Add(new Vector2((float)br.ReadInt16() / texWidth, (float)br.ReadInt16() / texHeight));
}
// Frames
// Find correct frame
if (!string.IsNullOrEmpty(framename))
{
// Skip frames untill frame name matches
bool framefound = false;
for (int i = 0; i < num_frames; i++)
{
s.Position = ofs_animFrame + start + i * framesize;
s.Position += 24; // Skip scale and translate
string curframename = ReadString(br, 16).ToLowerInvariant();
if (curframename == framename)
{
// Step back so scale and translate can be read
s.Position -= 40;
framefound = true;
break;
}
}
// No dice? Bail out!
if (!framefound)
{
result.Errors = "unable to find frame \"" + framename + "\"!";
return(result);
}
}
else
{
// If we have frame number, we can go directly to target frame
s.Position = ofs_animFrame + start + frame * framesize;
}
Vector3 scale = new Vector3(br.ReadSingle(), br.ReadSingle(), br.ReadSingle());
Vector3 translate = new Vector3(br.ReadSingle(), br.ReadSingle(), br.ReadSingle());
s.Position += 16; // Skip frame name
// Prepare to fix rotation angle
float angleOfsetCos = (float)Math.Cos(-Angle2D.PIHALF);
float angleOfsetSin = (float)Math.Sin(-Angle2D.PIHALF);
//verts
for (int i = 0; i < num_verts; i++)
{
WorldVertex v = new WorldVertex();
v.x = (br.ReadByte() * scale.X + translate.X);
v.y = (br.ReadByte() * scale.Y + translate.Y);
v.z = (br.ReadByte() * scale.Z + translate.Z);
// Fix rotation angle
float rx = angleOfsetCos * v.x - angleOfsetSin * v.y;
float ry = angleOfsetSin * v.x + angleOfsetCos * v.y;
v.y = ry;
v.x = rx;
vertList.Add(v);
s.Position += 1; //vertex normal
}
for (int i = 0; i < polyIndecesList.Count; i++)
{
WorldVertex v = vertList[polyIndecesList[i]];
//bounding box
BoundingBoxTools.UpdateBoundingBoxSizes(ref bbs, new WorldVertex(v.y, v.x, v.z));
//uv
float tu = uvCoordsList[uvIndecesList[i]].X;
float tv = uvCoordsList[uvIndecesList[i]].Y;
//uv-coordinates already set?
if (v.c == -1 && (v.u != tu || v.v != tv))
{
//add a new vertex
vertList.Add(new WorldVertex(v.x, v.y, v.z, -1, tu, tv));
polyIndecesList[i] = vertList.Count - 1;
}
else
{
v.u = tu;
v.v = tv;
v.c = -1; //set color to white
//return to proper place
vertList[polyIndecesList[i]] = v;
}
}
//mesh
Mesh mesh = new Mesh(device, polyIndecesList.Count / 3, vertList.Count, MeshFlags.Use32Bit | MeshFlags.IndexBufferManaged | MeshFlags.VertexBufferManaged, vertexElements);
using (DataStream stream = mesh.LockVertexBuffer(LockFlags.None))
{
stream.WriteRange(vertList.ToArray());
}
mesh.UnlockVertexBuffer();
using (DataStream stream = mesh.LockIndexBuffer(LockFlags.None))
{
stream.WriteRange(polyIndecesList.ToArray());
}
mesh.UnlockIndexBuffer();
mesh.OptimizeInPlace(MeshOptimizeFlags.AttributeSort);
//store in result
result.Meshes.Add(mesh);
result.Skins.Add(""); //no skin support for MD2
}
return(result);
}
private static string ReadSurface(ref BoundingBoxSizes bbs, ref string skin, BinaryReader br, List <int> polyIndecesList, List <WorldVertex> vertList, int frame)
{
int vertexOffset = vertList.Count;
long start = br.BaseStream.Position;
string magic = ReadString(br, 4);
if (magic != "IDP3")
{
return("error while reading surface. Unknown header: expected \"IDP3\", but got \"" + magic + "\"");
}
string name = ReadString(br, 64);
int flags = br.ReadInt32();
int numFrames = br.ReadInt32(); //Number of animation frames. This should match NUM_FRAMES in the MD3 header.
int numShaders = br.ReadInt32(); //Number of Shader objects defined in this Surface, with a limit of MD3_MAX_SHADERS. Current value of MD3_MAX_SHADERS is 256.
int numVerts = br.ReadInt32(); //Number of Vertex objects defined in this Surface, up to MD3_MAX_VERTS. Current value of MD3_MAX_VERTS is 4096.
int numTriangles = br.ReadInt32(); //Number of Triangle objects defined in this Surface, maximum of MD3_MAX_TRIANGLES. Current value of MD3_MAX_TRIANGLES is 8192.
int ofsTriangles = br.ReadInt32(); //Relative offset from SURFACE_START where the list of Triangle objects starts.
int ofsShaders = br.ReadInt32();
int ofsST = br.ReadInt32(); //Relative offset from SURFACE_START where the list of ST objects (s-t texture coordinates) starts.
int ofsNormal = br.ReadInt32(); //Relative offset from SURFACE_START where the list of Vertex objects (X-Y-Z-N vertices) starts.
int ofsEnd = br.ReadInt32(); //Relative offset from SURFACE_START to where the Surface object ends.
// Sanity check
if (frame < 0 || frame >= numFrames)
{
return("frame " + frame + " is outside of model's frame range [0.." + (numFrames - 1) + "]");
}
// Polygons
if (start + ofsTriangles != br.BaseStream.Position)
{
br.BaseStream.Position = start + ofsTriangles;
}
for (int i = 0; i < numTriangles * 3; i++)
{
polyIndecesList.Add(vertexOffset + br.ReadInt32());
}
// Shaders
if (start + ofsShaders != br.BaseStream.Position)
{
br.BaseStream.Position = start + ofsShaders;
}
skin = ReadString(br, 64); //we are interested only in the first one
// Vertices
if (start + ofsST != br.BaseStream.Position)
{
br.BaseStream.Position = start + ofsST;
}
for (int i = 0; i < numVerts; i++)
{
WorldVertex v = new WorldVertex();
v.c = -1; //white
v.u = br.ReadSingle();
v.v = br.ReadSingle();
vertList.Add(v);
}
// Positions and normals
long vertoffset = start + ofsNormal + numVerts * 8 * frame; // The length of Vertex struct is 8 bytes
if (br.BaseStream.Position != vertoffset)
{
br.BaseStream.Position = vertoffset;
}
for (int i = vertexOffset; i < vertexOffset + numVerts; i++)
{
WorldVertex v = vertList[i];
//read vertex
v.y = -(float)br.ReadInt16() / 64;
v.x = (float)br.ReadInt16() / 64;
v.z = (float)br.ReadInt16() / 64;
//bounding box
BoundingBoxTools.UpdateBoundingBoxSizes(ref bbs, v);
var lat = br.ReadByte() * (2 * Math.PI) / 255.0;
var lng = br.ReadByte() * (2 * Math.PI) / 255.0;
v.nx = (float)(Math.Sin(lng) * Math.Sin(lat));
v.ny = -(float)(Math.Cos(lng) * Math.Sin(lat));
v.nz = (float)(Math.Cos(lat));
vertList[i] = v;
}
if (start + ofsEnd != br.BaseStream.Position)
{
br.BaseStream.Position = start + ofsEnd;
}
return("");
}
// This builds the geometry. Returns false when no geometry created.
public override bool Setup()
{
WorldVertex[] verts;
//int brightness = mode.CalculateBrightness(Sidedef.Sector.Brightness);
int c1;
int c2;
if (!Sidedef.Line.IsFlagSet("8388608"))
{
c1 = Sidedef.Sector.ThingColor.GetColor();
c2 = Sidedef.Sector.ThingColor.GetColor();
}
else
{
c1 = Sidedef.Sector.TopColor.GetColor();
c2 = Sidedef.Sector.LowerColor.GetColor();
}
// Calculate size of this wall part
float geotop = (float)Math.Min(Sidedef.Sector.CeilHeight, Sidedef.Other.Sector.CeilHeight);
float geobottom = (float)Math.Max(Sidedef.Sector.FloorHeight, Sidedef.Other.Sector.FloorHeight);
float geoheight = geotop - geobottom;
if (geoheight > 0.001f)
{
// Texture given?
if ((Sidedef.MiddleTexture.Length > 0) && (Sidedef.MiddleTexture[0] != '-'))
{
Vector2D t1 = new Vector2D();
Vector2D t2 = new Vector2D();
float textop, texbottom;
float cliptop = 0.0f;
float clipbottom = 0.0f;
// Load texture
base.Texture = General.Map.Data.GetTextureImage(Sidedef.LongMiddleTexture);
if (base.Texture == null)
{
base.Texture = General.Map.Data.MissingTexture3D;
setuponloadedtexture = Sidedef.LongMiddleTexture;
}
else
{
if (!base.Texture.IsImageLoaded)
{
setuponloadedtexture = Sidedef.LongMiddleTexture;
}
}
// Get texture scaled size
Vector2D tsz = new Vector2D(base.Texture.ScaledWidth, base.Texture.ScaledHeight);
// villsa
if (General.Map.FormatInterface.InDoom64Mode)
{
textop = geotop;
}
else
{
// Because the middle texture on a double sided line does not repeat vertically,
// we first determine the visible portion of the texture
if (Sidedef.Line.IsFlagSet(General.Map.Config.LowerUnpeggedFlag))
{
textop = geobottom + tsz.y;
}
else
{
textop = geotop;
}
// Apply texture offset
textop += Sidedef.OffsetY;
}
// villsa
if (General.Map.FormatInterface.InDoom64Mode)
{
texbottom = geobottom;
}
else
{
// Calculate texture portion bottom
texbottom = textop - tsz.y;
}
// Clip texture portion by geometry
if (geotop < textop)
{
cliptop = textop - geotop; textop = geotop;
}
if (geobottom > texbottom)
{
clipbottom = geobottom - texbottom; texbottom = geobottom;
}
// Check if anything is still visible
if ((textop - texbottom) > 0.001f)
{
// Determine texture coordinatess
// villsa
if (General.Map.FormatInterface.InDoom64Mode)
{
t1.y = geobottom + Sidedef.OffsetY - geotop;
t2.y = geotop + Sidedef.OffsetY - geotop;
}
else
{
t1.y = cliptop;
t2.y = tsz.y - clipbottom;
}
t1.x = Sidedef.OffsetX;
t2.x = t1.x + Sidedef.Line.Length;
// Transform pixel coordinates to texture coordinates
t1 /= tsz;
t2 /= tsz;
// Get world coordinates for geometry
Vector2D v1, v2;
if (Sidedef.IsFront)
{
v1 = Sidedef.Line.Start.Position;
v2 = Sidedef.Line.End.Position;
}
else
{
v1 = Sidedef.Line.End.Position;
v2 = Sidedef.Line.Start.Position;
}
// Make vertices
verts = new WorldVertex[6];
verts[0] = new WorldVertex(v1.x, v1.y, texbottom, c2, t1.x, t2.y);
verts[1] = new WorldVertex(v1.x, v1.y, textop, c1, t1.x, t1.y);
verts[2] = new WorldVertex(v2.x, v2.y, textop, c1, t2.x, t1.y);
verts[3] = verts[0];
verts[4] = verts[2];
verts[5] = new WorldVertex(v2.x, v2.y, texbottom, c2, t2.x, t2.y);
// Keep properties
base.top = textop;
base.bottom = texbottom;
// Apply vertices
base.SetVertices(verts);
return(true);
}
}
}
// No geometry for invisible wall
base.top = geotop;
base.bottom = geotop; // bottom same as top so that it has a height of 0 (otherwise it will still be picked up by object picking)
verts = new WorldVertex[0];
base.SetVertices(verts);
return(false);
}
// This builds the thing geometry. Returns false when nothing was created.
public virtual bool Setup()
{
// Must have a width and height!
float radius, height;
// Find the sector in which the thing resides
Thing.DetermineSector(mode.BlockMap);
if (sprite != null)
{
//mxd. Transparency and brightness
int brightness;
if (Thing.SemiTransparent)
{
brightness = MapElement.CalculateBrightness(Thing.Shade, (byte)(Thing.Transparent ? 85 : 170));
this.RenderPass = RenderPass.Alpha;
}
else
{
brightness = MapElement.CalculateBrightness(Thing.Shade);
this.RenderPass = RenderPass.Mask;
}
// Check if the texture is loaded
sprite.LoadImage();
isloaded = sprite.IsImageLoaded;
if (isloaded)
{
base.Texture = sprite;
// Determine sprite size and offsets
bool flooraligned = Thing.FlatAligned;
bool wallaligned = Thing.WallAligned;
bool truecentered = Thing.TrueCentered;
float xratio = Thing.RepeatX * ((flooraligned && truecentered) ? 0.2f : 0.25f);
float yratio = Thing.RepeatY * 0.25f;
int xsize = (int)(sprite.Width * xratio);
int ysize = (int)(sprite.Height * yratio);
int tilexoff = Thing.OffsetX + sprite.OffsetX;
int tileyoff = Thing.OffsetY + sprite.OffsetY;
int xoff = (int)(tilexoff * xratio);
int yoff = (int)(tileyoff * yratio);
if (truecentered && !flooraligned)
{
yoff -= ysize / 2; // Seems that centeryoff shenanigans in polymer_updatesprite.cpp do exactly the same thing...
}
bool xflip = Thing.FlipX;
bool yflip = Thing.FlipY;
// Initially set flipu and flipv.
bool flipu = (xflip ^ flooraligned);
bool flipv = (yflip && !flooraligned);
if (flipu)
{
xoff = -xoff;
}
if (yflip && (flooraligned || wallaligned))
{
yoff = -yoff;
}
radius = xsize * 0.5f;
height = ysize;
// Make vertices
WorldVertex[] verts = new WorldVertex[6];
verts[0] = new WorldVertex(-radius + xoff, 0.0f, yoff, brightness, 0.0f, 1.0f);
verts[1] = new WorldVertex(-radius + xoff, 0.0f, height + yoff, brightness, 0.0f, 0.0f);
verts[2] = new WorldVertex(radius + xoff, 0.0f, height + yoff, brightness, 1.0f, 0.0f);
verts[3] = verts[0];
verts[4] = verts[2];
verts[5] = new WorldVertex(radius + xoff, 0.0f, yoff, brightness, 1.0f, 1.0f);
// Update UVs if needed
if (flipu || flipv)
{
for (int i = 0; i < 6; i++)
{
if (flipu)
{
verts[i].u = (verts[i].u - 1.0f) * -1.0f;
}
if (flipv)
{
verts[i].v = (verts[i].v - 1.0f) * -1.0f;
}
}
}
SetVertices(verts);
}
else
{
base.Texture = General.Map.Data.Hourglass3D;
// Determine sprite size
radius = Math.Min(Texture.Width / 2f, Texture.Height / 2f);
height = Math.Min(Texture.Width, Texture.Height);
// Make vertices
WorldVertex[] verts = new WorldVertex[6];
verts[0] = new WorldVertex(-radius, 0.0f, 0.0f, brightness, 0.0f, 1.0f);
verts[1] = new WorldVertex(-radius, 0.0f, height, brightness, 0.0f, 0.0f);
verts[2] = new WorldVertex(+radius, 0.0f, height, brightness, 1.0f, 0.0f);
verts[3] = verts[0];
verts[4] = verts[2];
verts[5] = new WorldVertex(+radius, 0.0f, 0.0f, brightness, 1.0f, 1.0f);
SetVertices(verts);
}
}
else
{
// Use some default values...
radius = MINIMUM_RADIUS;
height = MINIMUM_HEIGHT;
SetVertices(new WorldVertex[0]);
}
// Determine position
Vector3D pos = Thing.Position;
if (Thing.Sector != null)
{
pos.z = Thing.Sector.FloorPlane.GetZ(Thing.Position.x, Thing.Position.y);
}
if (Thing.Position.z > 0)
{
pos.z += Thing.Position.z;
}
// Check if above ceiling
if ((Thing.Sector != null) && ((pos.z + height) > Thing.Sector.CeilingHeight))
{
// Put thing against ceiling
pos.z = Thing.Sector.CeilingHeight - height;
}
// Apply settings
SetPosition(pos);
SetCageSize(Math.Max(radius, MINIMUM_RADIUS), Math.Max(height, MINIMUM_HEIGHT));
SetCageColor(Thing.Color);
// Keep info for object picking
cageradius2 = radius * Angle2D.SQRT2;
cageradius2 = cageradius2 * cageradius2;
pos2d = pos;
boxp1 = new Vector3D(pos.x - radius, pos.y - radius, pos.z);
boxp2 = new Vector3D(pos.x + radius, pos.y + radius, pos.z + height);
// Done
changed = false;
return(true);
}
// This builds the geometry. Returns false when no geometry created.
public override bool Setup()
{
//mxd
if (Sidedef.LongMiddleTexture == MapSet.EmptyLongName)
{
base.SetVertices(null);
return(false);
}
Vector2D vl, vr;
//mxd. lightfog flag support
int lightvalue;
bool lightabsolute;
GetLightValue(out lightvalue, out lightabsolute);
Vector2D tscale = new Vector2D(Sidedef.Fields.GetValue("scalex_mid", 1.0f),
Sidedef.Fields.GetValue("scaley_mid", 1.0f));
Vector2D tscaleAbs = new Vector2D(Math.Abs(tscale.x), Math.Abs(tscale.y));
Vector2D toffset = new Vector2D(Sidedef.Fields.GetValue("offsetx_mid", 0.0f),
Sidedef.Fields.GetValue("offsety_mid", 0.0f));
// Left and right vertices for this sidedef
if (Sidedef.IsFront)
{
vl = new Vector2D(Sidedef.Line.Start.Position.x, Sidedef.Line.Start.Position.y);
vr = new Vector2D(Sidedef.Line.End.Position.x, Sidedef.Line.End.Position.y);
}
else
{
vl = new Vector2D(Sidedef.Line.End.Position.x, Sidedef.Line.End.Position.y);
vr = new Vector2D(Sidedef.Line.Start.Position.x, Sidedef.Line.Start.Position.y);
}
// Load sector data
SectorData sd = mode.GetSectorData(Sidedef.Sector);
SectorData osd = mode.GetSectorData(Sidedef.Other.Sector);
if (!osd.Updated)
{
osd.Update();
}
// Load texture
if (Sidedef.LongMiddleTexture != MapSet.EmptyLongName)
{
base.Texture = General.Map.Data.GetTextureImage(Sidedef.LongMiddleTexture);
if (base.Texture == null || base.Texture is UnknownImage)
{
base.Texture = General.Map.Data.UnknownTexture3D;
setuponloadedtexture = Sidedef.LongMiddleTexture;
}
else if (!base.Texture.IsImageLoaded)
{
setuponloadedtexture = Sidedef.LongMiddleTexture;
}
}
else
{
// Use missing texture
base.Texture = General.Map.Data.MissingTexture3D;
setuponloadedtexture = 0;
}
// Get texture scaled size
Vector2D tsz = new Vector2D(base.Texture.ScaledWidth, base.Texture.ScaledHeight);
tsz = tsz / tscale;
// Get texture offsets
Vector2D tof = new Vector2D(Sidedef.OffsetX, Sidedef.OffsetY);
tof = tof + toffset;
tof = tof / tscaleAbs;
if (General.Map.Config.ScaledTextureOffsets && !base.Texture.WorldPanning)
{
tof = tof * base.Texture.Scale;
}
// Determine texture coordinates plane as they would be in normal circumstances.
// We can then use this plane to find any texture coordinate we need.
// The logic here is the same as in the original VisualMiddleSingle (except that
// the values are stored in a TexturePlane)
// NOTE: I use a small bias for the floor height, because if the difference in
// height is 0 then the TexturePlane doesn't work!
TexturePlane tp = new TexturePlane();
float floorbias = (Sidedef.Sector.CeilHeight == Sidedef.Sector.FloorHeight) ? 1.0f : 0.0f;
float geotop = Math.Min(Sidedef.Sector.CeilHeight, Sidedef.Other.Sector.CeilHeight);
float geobottom = Math.Max(Sidedef.Sector.FloorHeight, Sidedef.Other.Sector.FloorHeight);
float zoffset = Sidedef.Sector.CeilHeight - Sidedef.Other.Sector.CeilHeight; //mxd
// When lower unpegged is set, the middle texture is bound to the bottom
if (Sidedef.Line.IsFlagSet(General.Map.Config.LowerUnpeggedFlag))
{
tp.tlt.y = tsz.y - (geotop - geobottom);
}
if (zoffset > 0)
{
tp.tlt.y -= zoffset; //mxd
}
tp.trb.x = tp.tlt.x + (float)Math.Round(Sidedef.Line.Length); //mxd. (G)ZDoom snaps texture coordinates to integral linedef length
tp.trb.y = tp.tlt.y + (Sidedef.Sector.CeilHeight - (Sidedef.Sector.FloorHeight + floorbias));
// Apply texture offset
tp.tlt += tof;
tp.trb += tof;
// Transform pixel coordinates to texture coordinates
tp.tlt /= tsz;
tp.trb /= tsz;
// Left top and right bottom of the geometry that
tp.vlt = new Vector3D(vl.x, vl.y, Sidedef.Sector.CeilHeight);
tp.vrb = new Vector3D(vr.x, vr.y, Sidedef.Sector.FloorHeight + floorbias);
// Make the right-top coordinates
tp.trt = new Vector2D(tp.trb.x, tp.tlt.y);
tp.vrt = new Vector3D(tp.vrb.x, tp.vrb.y, tp.vlt.z);
// Keep top and bottom planes for intersection testing
top = sd.Ceiling.plane;
bottom = sd.Floor.plane;
// Create initial polygon, which is just a quad between floor and ceiling
WallPolygon poly = new WallPolygon();
poly.Add(new Vector3D(vl.x, vl.y, sd.Floor.plane.GetZ(vl)));
poly.Add(new Vector3D(vl.x, vl.y, sd.Ceiling.plane.GetZ(vl)));
poly.Add(new Vector3D(vr.x, vr.y, sd.Ceiling.plane.GetZ(vr)));
poly.Add(new Vector3D(vr.x, vr.y, sd.Floor.plane.GetZ(vr)));
// Determine initial color
int lightlevel = lightabsolute ? lightvalue : sd.Ceiling.brightnessbelow + lightvalue;
//mxd. This calculates light with doom-style wall shading
PixelColor wallbrightness = PixelColor.FromInt(mode.CalculateBrightness(lightlevel, Sidedef));
PixelColor wallcolor = PixelColor.Modulate(sd.Ceiling.colorbelow, wallbrightness);
fogfactor = CalculateFogFactor(lightlevel);
poly.color = wallcolor.WithAlpha(255).ToInt();
// Cut off the part below the other floor and above the other ceiling
CropPoly(ref poly, osd.Ceiling.plane, true);
CropPoly(ref poly, osd.Floor.plane, true);
// Determine if we should repeat the middle texture
repeatmidtex = Sidedef.IsFlagSet("wrapmidtex") || Sidedef.Line.IsFlagSet("wrapmidtex"); //mxd
if (!repeatmidtex)
{
// First determine the visible portion of the texture
float textop;
// Determine top portion height
if (Sidedef.Line.IsFlagSet(General.Map.Config.LowerUnpeggedFlag))
{
textop = geobottom + tof.y + Math.Abs(tsz.y);
}
else
{
textop = geotop + tof.y;
}
// Calculate bottom portion height
float texbottom = textop - Math.Abs(tsz.y);
// Create crop planes (we also need these for intersection testing)
topclipplane = new Plane(new Vector3D(0, 0, -1), textop);
bottomclipplane = new Plane(new Vector3D(0, 0, 1), -texbottom);
// Crop polygon by these heights
CropPoly(ref poly, topclipplane, true);
CropPoly(ref poly, bottomclipplane, true);
}
//mxd. In(G)ZDoom, middle sidedef parts are not clipped by extrafloors of any type...
List <WallPolygon> polygons = new List <WallPolygon> {
poly
};
//ClipExtraFloors(polygons, sd.ExtraFloors, true); //mxd
//ClipExtraFloors(polygons, osd.ExtraFloors, true); //mxd
//if(polygons.Count > 0)
//{
// Keep top and bottom planes for intersection testing
top = osd.Ceiling.plane;
bottom = osd.Floor.plane;
// Process the polygon and create vertices
List <WorldVertex> verts = CreatePolygonVertices(polygons, tp, sd, lightvalue, lightabsolute);
if (verts.Count > 2)
{
// Apply alpha to vertices
byte alpha = SetLinedefRenderstyle(true);
if (alpha < 255)
{
for (int i = 0; i < verts.Count; i++)
{
WorldVertex v = verts[i];
v.c = PixelColor.FromInt(v.c).WithAlpha(alpha).ToInt();
verts[i] = v;
}
}
base.SetVertices(verts);
return(true);
}
//}
base.SetVertices(null); //mxd
return(false);
}
// This builds the thing geometry. Returns false when nothing was created.
public virtual bool Setup()
{
PixelColor sectorcolor = new PixelColor(255, 255, 255, 255);
// Must have a width and height!
if ((info.Radius < 0.1f) || (info.Height < 0.1f))
{
return(false);
}
// Find the sector in which the thing resides
Thing.DetermineSector(mode.BlockMap);
if (sprite != null)
{
if (Thing.Sector != null)
{
// Use sector brightness for color shading
byte brightness = (byte)General.Clamp(Thing.Sector.Brightness, 0, 255);
sectorcolor = new PixelColor(255, brightness, brightness, brightness);
}
// Check if the texture is loaded
sprite.LoadImage();
isloaded = sprite.IsImageLoaded;
if (isloaded)
{
float offsetx = 0.0f;
float offsety = 0.0f;
base.Texture = sprite;
// Determine sprite size and offset
float radius = sprite.ScaledWidth * 0.5f;
float height = sprite.ScaledHeight;
if (sprite is SpriteImage)
{
offsetx = (sprite as SpriteImage).OffsetX - radius;
offsety = (sprite as SpriteImage).OffsetY - height;
}
// Scale by thing type/actor scale
// We do this after the offset x/y determination above, because that is entirely in sprite pixels space
radius *= info.SpriteScale.Width;
height *= info.SpriteScale.Height;
offsetx *= info.SpriteScale.Width;
offsety *= info.SpriteScale.Height;
// Make vertices
WorldVertex[] verts = new WorldVertex[6];
verts[0] = new WorldVertex(-radius + offsetx, 0.0f, 0.0f + offsety, sectorcolor.ToInt(), 0.0f, 1.0f);
verts[1] = new WorldVertex(-radius + offsetx, 0.0f, height + offsety, sectorcolor.ToInt(), 0.0f, 0.0f);
verts[2] = new WorldVertex(+radius + offsetx, 0.0f, height + offsety, sectorcolor.ToInt(), 1.0f, 0.0f);
verts[3] = verts[0];
verts[4] = verts[2];
verts[5] = new WorldVertex(+radius + offsetx, 0.0f, 0.0f + offsety, sectorcolor.ToInt(), 1.0f, 1.0f);
SetVertices(verts);
}
else
{
base.Texture = General.Map.Data.Hourglass3D;
// Determine sprite size
float radius = Math.Min(info.Radius, info.Height / 2f);
float height = Math.Min(info.Radius * 2f, info.Height);
// Make vertices
WorldVertex[] verts = new WorldVertex[6];
verts[0] = new WorldVertex(-radius, 0.0f, 0.0f, sectorcolor.ToInt(), 0.0f, 1.0f);
verts[1] = new WorldVertex(-radius, 0.0f, height, sectorcolor.ToInt(), 0.0f, 0.0f);
verts[2] = new WorldVertex(+radius, 0.0f, height, sectorcolor.ToInt(), 1.0f, 0.0f);
verts[3] = verts[0];
verts[4] = verts[2];
verts[5] = new WorldVertex(+radius, 0.0f, 0.0f, sectorcolor.ToInt(), 1.0f, 1.0f);
SetVertices(verts);
}
}
// Determine position
Vector3D pos = Thing.Position;
if (info.AbsoluteZ)
{
// Absolute Z position
pos.z = Thing.Position.z;
}
else if (info.Hangs)
{
// Hang from ceiling
if (Thing.Sector != null)
{
pos.z = Thing.Sector.CeilHeight - info.Height;
}
if (Thing.Position.z > 0)
{
pos.z -= Thing.Position.z;
}
// Check if below floor
if ((Thing.Sector != null) && (pos.z < Thing.Sector.FloorHeight))
{
// Put thing on the floor
pos.z = Thing.Sector.FloorHeight;
}
}
else
{
// Stand on floor
if (Thing.Sector != null)
{
pos.z = Thing.Sector.FloorHeight;
}
if (Thing.Position.z > 0)
{
pos.z += Thing.Position.z;
}
// Check if above ceiling
if ((Thing.Sector != null) && ((pos.z + info.Height) > Thing.Sector.CeilHeight))
{
// Put thing against ceiling
pos.z = Thing.Sector.CeilHeight - info.Height;
}
}
// Apply settings
SetPosition(pos);
SetCageSize(info.Radius, info.Height);
SetCageColor(Thing.Color);
// Keep info for object picking
cageradius2 = info.Radius * Angle2D.SQRT2;
cageradius2 = cageradius2 * cageradius2;
pos2d = pos;
boxp1 = new Vector3D(pos.x - info.Radius, pos.y - info.Radius, pos.z);
boxp2 = new Vector3D(pos.x + info.Radius, pos.y + info.Radius, pos.z + info.Height);
// Done
changed = false;
return(true);
}
//mxd
public bool Setup(SectorLevel level, Effect3DFloor extrafloor, bool innerside)
{
Sector s = level.sector;
Vector2D texscale;
this.innerside = innerside;
base.Setup(level, extrafloor);
// Fetch ZDoom fields
float rotate = Angle2D.DegToRad(s.Fields.GetValue("rotationfloor", 0.0f));
Vector2D offset = new Vector2D(s.Fields.GetValue("xpanningfloor", 0.0f),
s.Fields.GetValue("ypanningfloor", 0.0f));
Vector2D scale = new Vector2D(s.Fields.GetValue("xscalefloor", 1.0f),
s.Fields.GetValue("yscalefloor", 1.0f));
//Load floor texture
if (s.LongFloorTexture != MapSet.EmptyLongName)
{
base.Texture = General.Map.Data.GetFlatImage(s.LongFloorTexture);
if (base.Texture == null || base.Texture is UnknownImage)
{
base.Texture = General.Map.Data.UnknownTexture3D;
setuponloadedtexture = s.LongFloorTexture;
}
else if (!base.Texture.IsImageLoaded)
{
setuponloadedtexture = s.LongFloorTexture;
}
}
else
{
// Use missing texture
base.Texture = General.Map.Data.MissingTexture3D;
setuponloadedtexture = 0;
}
// Determine texture scale
if (base.Texture.IsImageLoaded)
{
texscale = new Vector2D(1.0f / base.Texture.ScaledWidth, 1.0f / base.Texture.ScaledHeight);
}
else
{
texscale = new Vector2D(1.0f / 64.0f, 1.0f / 64.0f);
}
// Determine brightness
int color = PixelColor.FromInt(level.color).WithAlpha((byte)General.Clamp(level.alpha, 0, 255)).ToInt();
//mxd. Top extrafloor level should calculate fogdensity
//from the brightness of the level above it
int targetbrightness;
if (extrafloor != null && extrafloor.VavoomType && !level.disablelighting)
{
targetbrightness = 0;
SectorData sd = mode.GetSectorData(this.Sector.Sector);
for (int i = 0; i < sd.LightLevels.Count - 1; i++)
{
if (sd.LightLevels[i] == level)
{
targetbrightness = sd.LightLevels[i + 1].brightnessbelow;
break;
}
}
}
else
{
targetbrightness = level.brightnessbelow;
}
//mxd. Determine fog density
fogfactor = CalculateFogFactor(targetbrightness);
// Make vertices
ReadOnlyCollection <Vector2D> triverts = Sector.Sector.Triangles.Vertices;
WorldVertex[] verts = new WorldVertex[triverts.Count];
for (int i = 0; i < triverts.Count; i++)
{
// Color shading
verts[i].c = color; //mxd
// Vertex coordinates
verts[i].x = triverts[i].x;
verts[i].y = triverts[i].y;
verts[i].z = level.plane.GetZ(triverts[i]);
// Texture coordinates
Vector2D pos = triverts[i];
pos = pos.GetRotated(rotate);
pos.y = -pos.y;
pos = (pos + offset) * scale * texscale;
verts[i].u = pos.x;
verts[i].v = pos.y;
}
// The sector triangulation created clockwise triangles that
// are right up for the floor. For the ceiling we must flip
// the triangles upside down.
if ((extrafloor != null) && !extrafloor.VavoomType && !innerside)
{
SwapTriangleVertices(verts);
}
// Determine render pass
if (extrafloor != null)
{
if (extrafloor.Sloped3dFloor) //mxd
{
this.RenderPass = RenderPass.Mask;
}
else if (extrafloor.RenderAdditive) //mxd
{
this.RenderPass = RenderPass.Additive;
}
else if (level.alpha < 255)
{
this.RenderPass = RenderPass.Alpha;
}
else
{
this.RenderPass = RenderPass.Mask;
}
}
else
{
this.RenderPass = RenderPass.Solid;
}
//mxd. Update sky render flag
UpdateSkyRenderFlag();
// Apply vertices
base.SetVertices(verts);
return(verts.Length > 0);
}
// This builds the thing geometry. Returns false when nothing was created.
public virtual bool Setup()
{
int sectorcolor = 0;
// Must have a width and height!
if ((info.Radius < 0.1f) || (info.Height < 0.1f))
{
return(false);
}
// Find the sector in which the thing resides
Thing.DetermineSector(mode.BlockMap);
if (sprite != null)
{
if (Thing.Sector != null)
{
// Use sector brightness for color shading
//byte brightness = (byte)General.Clamp(Thing.Sector.Brightness, 0, 255);
//sectorcolor = new PixelColor(255, brightness, brightness, brightness);
// villsa 9/11/11 (builder64) cameras/triggers are rendered full bright
if (Thing.Type == 0 || Thing.Type == 89)
{
sectorcolor = -1;
}
else
{
sectorcolor = Thing.Sector.ThingColor.GetColor();
}
}
// villsa 9/11/11 (builder64) render camera/trigger icon
if (Thing.Type == 0 || Thing.Type == 89)
{
if (Thing.Type == 89)
{
base.Texture = General.Map.Data.ThingTrigger;
}
else
{
base.Texture = General.Map.Data.ThingCamera;
}
// Determine sprite size
float radius = Math.Min(info.Radius, info.Height / 2f);
float height = Math.Min(info.Radius * 2f, info.Height);
// Make vertices
WorldVertex[] verts = new WorldVertex[6];
verts[0] = new WorldVertex(-radius, 0.0f, 0.0f, sectorcolor, 0.0f, 1.0f);
verts[1] = new WorldVertex(-radius, 0.0f, height, sectorcolor, 0.0f, 0.0f);
verts[2] = new WorldVertex(+radius, 0.0f, height, sectorcolor, 1.0f, 0.0f);
verts[3] = verts[0];
verts[4] = verts[2];
verts[5] = new WorldVertex(+radius, 0.0f, 0.0f, sectorcolor, 1.0f, 1.0f);
SetVertices(verts);
}
else
{
// Check if the texture is loaded
sprite.LoadImage();
isloaded = sprite.IsImageLoaded;
if (isloaded)
{
float offsetx = 0.0f;
float offsety = 0.0f;
base.Texture = sprite;
// Determine sprite size and offset
float radius = sprite.ScaledWidth * 0.5f;
float height = sprite.ScaledHeight;
if (sprite is SpriteImage)
{
offsetx = (sprite as SpriteImage).OffsetX - radius;
offsety = (sprite as SpriteImage).OffsetY - height;
}
// Make vertices
WorldVertex[] verts = new WorldVertex[6];
verts[0] = new WorldVertex(-radius + offsetx, 0.0f, 0.0f + offsety, sectorcolor, 0.0f, 1.0f);
verts[1] = new WorldVertex(-radius + offsetx, 0.0f, height + offsety, sectorcolor, 0.0f, 0.0f);
verts[2] = new WorldVertex(+radius + offsetx, 0.0f, height + offsety, sectorcolor, 1.0f, 0.0f);
verts[3] = verts[0];
verts[4] = verts[2];
verts[5] = new WorldVertex(+radius + offsetx, 0.0f, 0.0f + offsety, sectorcolor, 1.0f, 1.0f);
SetVertices(verts);
}
else
{
base.Texture = General.Map.Data.Hourglass3D;
// Determine sprite size
float radius = Math.Min(info.Radius, info.Height / 2f);
float height = Math.Min(info.Radius * 2f, info.Height);
// Make vertices
WorldVertex[] verts = new WorldVertex[6];
verts[0] = new WorldVertex(-radius, 0.0f, 0.0f, sectorcolor, 0.0f, 1.0f);
verts[1] = new WorldVertex(-radius, 0.0f, height, sectorcolor, 0.0f, 0.0f);
verts[2] = new WorldVertex(+radius, 0.0f, height, sectorcolor, 1.0f, 0.0f);
verts[3] = verts[0];
verts[4] = verts[2];
verts[5] = new WorldVertex(+radius, 0.0f, 0.0f, sectorcolor, 1.0f, 1.0f);
SetVertices(verts);
}
}
}
// Determine position
Vector3D pos = Thing.Position;
if (info.AbsoluteZ)
{
// Absolute Z position
pos.z = Thing.Position.z;
}
else if (info.Hangs)
{
// Hang from ceiling
if (Thing.Sector != null)
{
pos.z = Thing.Sector.CeilHeight - info.Height;
}
if (Thing.Position.z > 0)
{
pos.z -= Thing.Position.z;
}
// Check if below floor
if ((Thing.Sector != null) && (pos.z < Thing.Sector.FloorHeight))
{
// Put thing on the floor
pos.z = Thing.Sector.FloorHeight;
}
}
else
{
// Stand on floor
if (Thing.Sector != null)
{
pos.z = Thing.Sector.FloorHeight;
}
if (Thing.Position.z > 0)
{
pos.z += Thing.Position.z;
}
// Check if above ceiling
if ((Thing.Sector != null) && ((pos.z + info.Height) > Thing.Sector.CeilHeight))
{
// Put thing against ceiling
pos.z = Thing.Sector.CeilHeight - info.Height;
}
}
// Apply settings
SetPosition(pos);
SetCageSize(info.Radius, info.Height);
SetCageColor(Thing.Color);
// Keep info for object picking
cageradius2 = info.Radius * Angle2D.SQRT2;
cageradius2 = cageradius2 * cageradius2;
pos2d = pos;
boxp1 = new Vector3D(pos.x - info.Radius, pos.y - info.Radius, pos.z);
boxp2 = new Vector3D(pos.x + info.Radius, pos.y + info.Radius, pos.z + info.Height);
// Done
changed = false;
return(true);
}
// This updates the visual thing
public virtual void Update()
{
// Do we need to update the geometry buffer?
if (updategeo)
{
//mxd. Trash geometry buffers
if (geobuffers != null)
{
foreach (VertexBuffer geobuffer in geobuffers)
{
geobuffer.Dispose();
}
}
// Any vertics?
if (vertices.Length > 0)
{
geobuffers = new VertexBuffer[vertices.Length];
for (int i = 0; i < vertices.Length; i++)
{
// Make a new buffer
geobuffers[i] = new VertexBuffer(General.Map.Graphics.Device, WorldVertex.Stride * vertices[i].Length,
Usage.WriteOnly | Usage.Dynamic, VertexFormat.None, Pool.Default);
// Fill the buffer
DataStream bufferstream = geobuffers[i].Lock(0, WorldVertex.Stride * vertices[i].Length, LockFlags.Discard);
bufferstream.WriteRange(vertices[i]);
geobuffers[i].Unlock();
bufferstream.Dispose();
}
}
//mxd. Check if thing is light
CheckLightState();
// Done
updategeo = false;
}
//mxd. Need to update thing cage?
if (updatecage)
{
// Trash cage buffer
if (cagebuffer != null)
{
cagebuffer.Dispose();
}
cagebuffer = null;
// Make a new cage
List <WorldVertex> cageverts;
if (sizeless)
{
WorldVertex v0 = new WorldVertex(-thing.Size + position_v3.X, -thing.Size + position_v3.Y, position_v3.Z);
WorldVertex v1 = new WorldVertex(thing.Size + position_v3.X, thing.Size + position_v3.Y, position_v3.Z);
WorldVertex v2 = new WorldVertex(thing.Size + position_v3.X, -thing.Size + position_v3.Y, position_v3.Z);
WorldVertex v3 = new WorldVertex(-thing.Size + position_v3.X, thing.Size + position_v3.Y, position_v3.Z);
WorldVertex v4 = new WorldVertex(position_v3.X, position_v3.Y, thing.Size + position_v3.Z);
WorldVertex v5 = new WorldVertex(position_v3.X, position_v3.Y, -thing.Size + position_v3.Z);
cageverts = new List <WorldVertex>(new[] { v0, v1, v2, v3, v4, v5 });
}
else
{
float top = position_v3.Z + thing.Height;
float bottom = position_v3.Z;
WorldVertex v0 = new WorldVertex(-thing.Size + position_v3.X, -thing.Size + position_v3.Y, bottom);
WorldVertex v1 = new WorldVertex(-thing.Size + position_v3.X, thing.Size + position_v3.Y, bottom);
WorldVertex v2 = new WorldVertex(thing.Size + position_v3.X, thing.Size + position_v3.Y, bottom);
WorldVertex v3 = new WorldVertex(thing.Size + position_v3.X, -thing.Size + position_v3.Y, bottom);
WorldVertex v4 = new WorldVertex(-thing.Size + position_v3.X, -thing.Size + position_v3.Y, top);
WorldVertex v5 = new WorldVertex(-thing.Size + position_v3.X, thing.Size + position_v3.Y, top);
WorldVertex v6 = new WorldVertex(thing.Size + position_v3.X, thing.Size + position_v3.Y, top);
WorldVertex v7 = new WorldVertex(thing.Size + position_v3.X, -thing.Size + position_v3.Y, top);
cageverts = new List <WorldVertex>(new[] { v0, v1,
v1, v2,
v2, v3,
v3, v0,
v4, v5,
v5, v6,
v6, v7,
v7, v4,
v0, v4,
v1, v5,
v2, v6,
v3, v7 });
}
// Make new arrow
if (Thing.IsDirectional)
{
Matrix transform = Matrix.Scaling(thing.Size, thing.Size, thing.Size)
* (Matrix.RotationY(-Thing.RollRad) * Matrix.RotationX(-Thing.PitchRad) * Matrix.RotationZ(Thing.Angle))
* (sizeless ? position : position * Matrix.Translation(0.0f, 0.0f, thingheight / 2f));
WorldVertex a0 = new WorldVertex(Vector3D.Transform(0.0f, 0.0f, 0.0f, transform)); //start
WorldVertex a1 = new WorldVertex(Vector3D.Transform(0.0f, -1.5f, 0.0f, transform)); //end
WorldVertex a2 = new WorldVertex(Vector3D.Transform(0.2f, -1.1f, 0.2f, transform));
WorldVertex a3 = new WorldVertex(Vector3D.Transform(-0.2f, -1.1f, 0.2f, transform));
WorldVertex a4 = new WorldVertex(Vector3D.Transform(0.2f, -1.1f, -0.2f, transform));
WorldVertex a5 = new WorldVertex(Vector3D.Transform(-0.2f, -1.1f, -0.2f, transform));
cageverts.AddRange(new[] { a0, a1,
a1, a2,
a1, a3,
a1, a4,
a1, a5 });
}
// Create buffer
WorldVertex[] cv = cageverts.ToArray();
cagelength = cv.Length / 2;
cagebuffer = new VertexBuffer(General.Map.Graphics.Device, WorldVertex.Stride * cv.Length, Usage.WriteOnly | Usage.Dynamic, VertexFormat.None, Pool.Default);
cagebuffer.Lock(0, WorldVertex.Stride * cv.Length, LockFlags.None).WriteRange(cv);
cagebuffer.Unlock();
// Done
updatecage = false;
}
}
// This builds the geometry. Returns false when no geometry created.
public override bool Setup()
{
int brightness = mode.CalculateBrightness(Sidedef.Sector.Brightness);
// Calculate size of this wall part
float geotop = (float)Sidedef.Other.Sector.FloorHeight;
float geobottom = (float)Sidedef.Sector.FloorHeight;
float geoheight = geotop - geobottom;
if (geoheight > 0.001f)
{
Vector2D t1 = new Vector2D();
Vector2D t2 = new Vector2D();
// Texture given?
if ((Sidedef.LowTexture.Length > 0) && (Sidedef.LowTexture[0] != '-'))
{
// Load texture
base.Texture = General.Map.Data.GetTextureImage(Sidedef.LongLowTexture);
if (base.Texture == null)
{
base.Texture = General.Map.Data.MissingTexture3D;
setuponloadedtexture = Sidedef.LongLowTexture;
}
else
{
if (!base.Texture.IsImageLoaded)
{
setuponloadedtexture = Sidedef.LongLowTexture;
}
}
}
else
{
// Use missing texture
base.Texture = General.Map.Data.MissingTexture3D;
setuponloadedtexture = 0;
}
// Get texture scaled size
Vector2D tsz = new Vector2D(base.Texture.ScaledWidth, base.Texture.ScaledHeight);
// Determine texture coordinates
// See http://doom.wikia.com/wiki/Texture_alignment
// We just use pixels for coordinates for now
if (Sidedef.Line.IsFlagSet(General.Map.Config.LowerUnpeggedFlag))
{
// When lower unpegged is set, the lower texture is bound to the bottom
t1.y = (float)Sidedef.Sector.CeilHeight - geotop;
}
t2.x = t1.x + Sidedef.Line.Length;
t2.y = t1.y + geoheight;
// Apply texture offset
if (General.Map.Config.ScaledTextureOffsets && !base.Texture.WorldPanning)
{
t1 += new Vector2D(Sidedef.OffsetX * base.Texture.Scale.x, Sidedef.OffsetY * base.Texture.Scale.y);
t2 += new Vector2D(Sidedef.OffsetX * base.Texture.Scale.x, Sidedef.OffsetY * base.Texture.Scale.y);
}
else
{
t1 += new Vector2D(Sidedef.OffsetX, Sidedef.OffsetY);
t2 += new Vector2D(Sidedef.OffsetX, Sidedef.OffsetY);
}
// Transform pixel coordinates to texture coordinates
t1 /= tsz;
t2 /= tsz;
// Get world coordinates for geometry
Vector2D v1, v2;
if (Sidedef.IsFront)
{
v1 = Sidedef.Line.Start.Position;
v2 = Sidedef.Line.End.Position;
}
else
{
v1 = Sidedef.Line.End.Position;
v2 = Sidedef.Line.Start.Position;
}
// Make vertices
WorldVertex[] verts = new WorldVertex[6];
verts[0] = new WorldVertex(v1.x, v1.y, geobottom, brightness, t1.x, t2.y);
verts[1] = new WorldVertex(v1.x, v1.y, geotop, brightness, t1.x, t1.y);
verts[2] = new WorldVertex(v2.x, v2.y, geotop, brightness, t2.x, t1.y);
verts[3] = verts[0];
verts[4] = verts[2];
verts[5] = new WorldVertex(v2.x, v2.y, geobottom, brightness, t2.x, t2.y);
// Keep properties
base.top = geotop;
base.bottom = geobottom;
// Apply vertices
base.SetVertices(verts);
return(true);
}
else
{
// No geometry for invisible wall
base.top = geotop;
base.bottom = geobottom;
WorldVertex[] verts = new WorldVertex[0];
base.SetVertices(verts);
return(false);
}
}