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biwa 2020-06-04 17:12:56 +02:00
parent 2fe9345e76
commit b04cafd016
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139
Source/Plugins/BuilderModes/VisualModes/SlopeArcher.cs Normal file
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using CodeImp.DoomBuilder.Editing;
using CodeImp.DoomBuilder.Map;
using CodeImp.DoomBuilder.VisualModes;
using CodeImp.DoomBuilder.Geometry;
namespace CodeImp.DoomBuilder.BuilderModes
{
internal class SlopeArcher
{
BaseVisualMode mode;
private List<IVisualEventReceiver> sectors;
private VisualSidedefSlope handle1;
private VisualSidedefSlope handle2;
private double theta;
private double offsetangle;
private double scale;
private int baseheight;
private double baseheightoffset;
private double heightoffset;
private Line2D handleline;
private double length;
public double Theta { get { return theta; } set { theta = value; CalculateBaseHeightOffset(); } }
public double OffsetAngle { get { return offsetangle; } set { offsetangle = value; CalculateBaseHeightOffset(); } }
public double Scale { get { return scale; } set { scale = value; } }
public int Baseheight { get { return baseheight; } }
public double HeightOffset { get { return heightoffset; } set { heightoffset = value; } }
public SlopeArcher(BaseVisualMode mode, List<IVisualEventReceiver> sectors, VisualSidedefSlope handle1, VisualSidedefSlope handle2, double theta, double offsetangle, double scale)
{
this.mode = mode;
this.sectors = sectors;
this.handle1 = handle1;
this.handle2 = handle2;
this.theta = theta;
this.offsetangle = offsetangle;
this.scale = scale;
heightoffset = 0.0;
handleline = new Line2D(handle1.GetCenterPoint(), handle2.GetCenterPoint());
length = handleline.GetLength();
baseheight = handle1.Level.type == SectorLevelType.Ceiling ? handle1.Level.sector.CeilHeight : handle1.Level.sector.FloorHeight;
baseheightoffset = 0.0;
}
private void CalculateBaseHeightOffset()
{
double right = Math.Cos(0.0);
double left = Math.Cos(theta + offsetangle);
double middle = Math.Cos(offsetangle);
double radius = length / (middle - left);
double leftdelimiter = Math.Cos(offsetangle + theta);
double rightdelimiter = Math.Cos(offsetangle);
double sectionstart = Math.Cos(offsetangle + theta) * radius;
baseheightoffset = Math.Sqrt(radius * radius - sectionstart * sectionstart) * scale;
}
public void ApplySlope()
{
double right = Math.Cos(0.0);
double left = Math.Cos(theta + offsetangle);
double middle = Math.Cos(offsetangle);
double radius = length / (middle - left);
double leftdelimiter = Math.Cos(offsetangle + theta);
double rightdelimiter = Math.Cos(offsetangle);
double sectionstart = Math.Cos(offsetangle + theta) * radius;
foreach (BaseVisualGeometrySector bvgs in sectors)
{
double u1 = 1.0;
double u2 = 0.0;
foreach (Sidedef sd in bvgs.Sector.Sides.Keys)
{
double intersection;
double bla;
if (!Line2D.GetIntersection(handleline.v1, handleline.v2, sd.Line.Line.v1.x, sd.Line.Line.v1.y, sd.Line.Line.v2.x, sd.Line.Line.v2.y, out bla, out intersection, false))
continue;
if (intersection < u1)
u1 = intersection;
if (intersection > u2)
u2 = intersection;
}
if (u1 == u2)
{
if (u1 >= 0.5)
{
u1 = 1.0;
}
else
{
u2 = 0.0;
}
}
double xpos1 = sectionstart + (u1 * length);
double xpos2 = sectionstart + (u2 * length);
double height1 = Math.Sqrt(radius * radius - xpos1 * xpos1) * scale;
double height2 = Math.Sqrt(radius * radius - xpos2 * xpos2) * scale;
if (double.IsNaN(height1))
height1 = 0.0;
if (double.IsNaN(height2))
height2 = 0.0;
height1 = height1 - baseheightoffset + baseheight;
height2 = height2 - baseheightoffset + baseheight;
height1 += heightoffset;
height2 += heightoffset;
double slopeangle = Vector2D.GetAngle(new Vector2D(xpos1, height1), new Vector2D(xpos2, height2));
Plane plane = new Plane(new Vector3D(handleline.GetCoordinatesAt(u1), height1), handleline.GetAngle() + Angle2D.PIHALF, slopeangle, true);
VisualSidedefSlope.ApplySlope(bvgs.Level, plane, mode);
bvgs.Sector.UpdateSectorGeometry(true);
//Debug.WriteLine(string.Format("sector: {0} | xpos1: {1}, height1: {2} | xpos2: {3}, height2: {4} | slope angle: {5}", bvgs.Sector.Sector.Index, xpos1, xpos2, height1, height2, slopeangle));
}
}
}
}