UltimateZoneBuilder/Source/Plugins/BuilderModes/VisualModes/VisualMiddleSingle.cs

319 lines
11 KiB
C#

#region ================== Copyright (c) 2007 Pascal vd Heiden
/*
* Copyright (c) 2007 Pascal vd Heiden, www.codeimp.com
* This program is released under GNU General Public License
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#endregion
#region ================== Namespaces
using System;
using System.Collections.Generic;
using System.Drawing;
using CodeImp.DoomBuilder.Map;
using CodeImp.DoomBuilder.Geometry;
using CodeImp.DoomBuilder.Rendering;
using CodeImp.DoomBuilder.Types;
using CodeImp.DoomBuilder.VisualModes;
using CodeImp.DoomBuilder.GZBuilder.Tools;
#endregion
namespace CodeImp.DoomBuilder.BuilderModes
{
internal sealed class VisualMiddleSingle : BaseVisualGeometrySidedef
{
#region ================== Constants
#endregion
#region ================== Variables
#endregion
#region ================== Properties
#endregion
#region ================== Constructor / Setup
// Constructor
public VisualMiddleSingle(BaseVisualMode mode, VisualSector vs, Sidedef s) : base(mode, vs, s)
{
//mxd
geoType = VisualGeometryType.WALL_MIDDLE;
// We have no destructor
GC.SuppressFinalize(this);
}
// This builds the geometry. Returns false when no geometry created.
public override bool Setup()
{
Vector2D vl, vr;
//mxd. lightfog flag support
bool lightabsolute = Sidedef.Fields.GetValue("lightabsolute", false);
bool ignoreUDMFLight = (!Sidedef.Fields.GetValue("lightfog", false) || !lightabsolute) && Sector.Sector.Fields.ContainsKey("fadecolor");
int lightvalue = ignoreUDMFLight ? 0 : Sidedef.Fields.GetValue("light", 0); //mxd
if (ignoreUDMFLight) 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));
// 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((Sidedef.MiddleTexture.Length > 0) && (Sidedef.MiddleTexture != "-"))
{
// Load texture
base.Texture = General.Map.Data.GetTextureImage(Sidedef.LongMiddleTexture);
if(base.Texture == null)
{
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 / 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;
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)(Sidedef.Sector.CeilHeight - Sidedef.Sector.FloorHeight);
}
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);
// 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 = 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, 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
PixelColor wallbrightness = PixelColor.FromInt(mode.CalculateBrightness(lightlevel, Sidedef));
PixelColor wallcolor = PixelColor.Modulate(sd.Ceiling.colorbelow, wallbrightness);
poly.color = wallcolor.WithAlpha(255).ToInt();
// Process the polygon and create vertices
List<WorldVertex> verts = CreatePolygonVertices(poly, tp, sd, lightvalue, lightabsolute);
if(verts.Count > 0)
{
base.SetVertices(verts);
return true;
}
}
return false;
}
#endregion
#region ================== Methods
// Return texture name
public override string GetTextureName()
{
return this.Sidedef.MiddleTexture;
}
// This changes the texture
protected override void SetTexture(string texturename)
{
this.Sidedef.SetTextureMid(texturename);
General.Map.Data.UpdateUsedTextures();
this.Setup();
}
protected override void SetTextureOffsetX(int x)
{
Sidedef.Fields.BeforeFieldsChange();
Sidedef.Fields["offsetx_mid"] = new UniValue(UniversalType.Float, (float)x);
}
protected override void SetTextureOffsetY(int y)
{
Sidedef.Fields.BeforeFieldsChange();
Sidedef.Fields["offsety_mid"] = new UniValue(UniversalType.Float, (float)y);
}
protected override void MoveTextureOffset(Point xy)
{
Sidedef.Fields.BeforeFieldsChange();
float oldx = Sidedef.Fields.GetValue("offsetx_mid", 0.0f);
float oldy = Sidedef.Fields.GetValue("offsety_mid", 0.0f);
float scalex = Sidedef.Fields.GetValue("scalex_mid", 1.0f);
float scaley = Sidedef.Fields.GetValue("scaley_mid", 1.0f);
Sidedef.Fields["offsetx_mid"] = new UniValue(UniversalType.Float, getRoundedTextureOffset(oldx, xy.X, scalex, Texture.Width)); //mxd
Sidedef.Fields["offsety_mid"] = new UniValue(UniversalType.Float, getRoundedTextureOffset(oldy, xy.Y, scaley, Texture.Height)); //mxd
}
protected override Point GetTextureOffset()
{
float oldx = Sidedef.Fields.GetValue("offsetx_mid", 0.0f);
float oldy = Sidedef.Fields.GetValue("offsety_mid", 0.0f);
return new Point((int)oldx, (int)oldy);
}
//mxd
protected override void ResetTextureScale() {
Sidedef.Fields.BeforeFieldsChange();
if(Sidedef.Fields.ContainsKey("scalex_mid")) Sidedef.Fields.Remove("scalex_mid");
if(Sidedef.Fields.ContainsKey("scaley_mid")) Sidedef.Fields.Remove("scaley_mid");
}
//mxd
public override void OnChangeTargetBrightness(bool up) {
if(!General.Map.UDMF) {
base.OnChangeTargetBrightness(up);
return;
}
int light = Sidedef.Fields.GetValue("light", 0);
bool absolute = Sidedef.Fields.GetValue("lightabsolute", false);
int newLight = 0;
if(up)
newLight = General.Map.Config.BrightnessLevels.GetNextHigher(light, absolute);
else
newLight = General.Map.Config.BrightnessLevels.GetNextLower(light, absolute);
if(newLight == light) return;
//create undo
mode.CreateUndo("Change middle wall brightness", UndoGroup.SurfaceBrightnessChange, Sector.Sector.FixedIndex);
Sidedef.Fields.BeforeFieldsChange();
//apply changes
Sidedef.Fields["light"] = new UniValue(UniversalType.Integer, newLight);
mode.SetActionResult("Changed middle wall brightness to " + newLight + ".");
Sector.Sector.UpdateCache();
//rebuild sector
Sector.UpdateSectorGeometry(false);
}
//mxd
public override void OnTextureFit(bool fitWidth, bool fitHeight) {
if(!General.Map.UDMF) return;
if(string.IsNullOrEmpty(Sidedef.MiddleTexture) || Sidedef.MiddleTexture == "-" || !Texture.IsImageLoaded) return;
string s;
if(fitWidth && fitHeight) s = "width and height";
else if(fitWidth) s = "width";
else s = "height";
//create undo
mode.CreateUndo("Fit texture (" + s + ")", UndoGroup.TextureOffsetChange, Sector.Sector.FixedIndex);
Sidedef.Fields.BeforeFieldsChange();
if(fitWidth) {
float scaleX = Texture.ScaledWidth / Sidedef.Line.Length;
UDMFTools.SetFloat(Sidedef.Fields, "scalex_mid", scaleX, 1.0f);
UDMFTools.SetFloat(Sidedef.Fields, "offsetx_mid", -Sidedef.OffsetX, 0.0f);
}
if(fitHeight && Sidedef.Sector != null){
float scaleY = Texture.ScaledHeight / (Sidedef.Sector.CeilHeight - Sidedef.Sector.FloorHeight);
UDMFTools.SetFloat(Sidedef.Fields, "scaley_mid", scaleY, 1.0f);
float offsetY = mode.GetMiddleOffsetY(Sidedef, -Sidedef.OffsetY, scaleY, true) % Texture.Height;
UDMFTools.SetFloat(Sidedef.Fields, "offsety_mid", offsetY, 0.0f);
}
Setup();
}
//mxd
public override void SelectNeighbours(bool select, bool withSameTexture, bool withSameHeight) {
selectNeighbours(Sidedef.MiddleTexture, select, withSameTexture, withSameHeight);
}
#endregion
}
}