mirror of
https://git.do.srb2.org/STJr/UltimateZoneBuilder.git
synced 2024-11-30 07:31:36 +00:00
301 lines
8.4 KiB
C#
301 lines
8.4 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Text;
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using CodeImp.DoomBuilder.VisualModes;
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using CodeImp.DoomBuilder.Map;
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using CodeImp.DoomBuilder.Geometry;
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using System.Windows.Forms;
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using CodeImp.DoomBuilder.Types;
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namespace CodeImp.DoomBuilder.BuilderModes
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{
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internal class BaseVisualVertex : VisualVertex, IVisualEventReceiver
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{
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#region ================== Variables
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protected BaseVisualMode mode;
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private float cageradius2;
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private Vector3D boxp1;
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private Vector3D boxp2;
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// Undo/redo
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private int undoticket;
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#endregion
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// Constructor
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public BaseVisualVertex(BaseVisualMode mode, Vertex v, bool ceilingVertex)
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: base(v, ceilingVertex) {
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this.mode = mode;
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cageradius2 = General.Settings.GZVisualVertexSize * Angle2D.SQRT2;
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cageradius2 = cageradius2 * cageradius2;
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changed = true;
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Update();
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}
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//this updates the handle itself
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public override void Update() {
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if(!changed) return;
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string key = ceilingVertex ? "zceiling" : "zfloor";
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float z = 0f;
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int height = getSectorHeight();
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if(vertex.Fields.ContainsKey(key)) {
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z = vertex.Fields.GetValue(key, 0f);
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if(z == height) //don't create garbage data!
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vertex.Fields.Remove(key);
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} else {
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z = height;
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}
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Vector3D pos = new Vector3D(vertex.Position.x, vertex.Position.y, z);
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SetPosition(pos);
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int radius = General.Settings.GZVisualVertexSize;
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boxp1 = new Vector3D(pos.x - radius, pos.y - radius, pos.z - radius);
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boxp2 = new Vector3D(pos.x + radius, pos.y + radius, pos.z + radius);
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changed = false;
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}
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private void updateGeometry(Vertex v) {
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VertexData vd = mode.GetVertexData(v);
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foreach(KeyValuePair<Sector, bool> s in vd.UpdateAlso) {
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if(mode.VisualSectorExists(s.Key)) {
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BaseVisualSector vs = (BaseVisualSector)mode.GetVisualSector(s.Key);
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vs.UpdateSectorGeometry(s.Value);
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}
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}
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}
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//get the most apropriate height from sectors
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private int getSectorHeight() {
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int height = 0;
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VertexData vd = mode.GetVertexData(vertex);
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Sector[] sectors = new Sector[vd.UpdateAlso.Keys.Count];
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vd.UpdateAlso.Keys.CopyTo(sectors, 0);
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if(ceilingVertex) {
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height = sectors[0].CeilHeight;
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for(int i = 1; i < sectors.Length; i++) {
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if(sectors[i].CeilHeight < height)
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height = sectors[i].CeilHeight;
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}
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} else {
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height = sectors[0].FloorHeight;
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for(int i = 1; i < sectors.Length; i++) {
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if(sectors[i].FloorHeight > height)
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height = sectors[i].FloorHeight;
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}
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}
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return height;
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}
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#region ================== Object picking
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// This performs a fast test in object picking
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public override bool PickFastReject(Vector3D from, Vector3D to, Vector3D dir) {
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float distance2 = Line2D.GetDistanceToLineSq(from, to, vertex.Position, false);
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return (distance2 <= cageradius2);
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}
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// This performs an accurate test for object picking
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public override bool PickAccurate(Vector3D from, Vector3D to, Vector3D dir, ref float u_ray) {
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Vector3D delta = to - from;
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float tfar = float.MaxValue;
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float tnear = float.MinValue;
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// Ray-Box intersection code
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// See http://www.masm32.com/board/index.php?topic=9941.0
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// Check X slab
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if(delta.x == 0.0f) {
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if(from.x > boxp2.x || from.x < boxp1.x) {
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// Ray is parallel to the planes & outside slab
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return false;
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}
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} else {
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float tmp = 1.0f / delta.x;
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float t1 = (boxp1.x - from.x) * tmp;
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float t2 = (boxp2.x - from.x) * tmp;
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if(t1 > t2)
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General.Swap(ref t1, ref t2);
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if(t1 > tnear)
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tnear = t1;
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if(t2 < tfar)
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tfar = t2;
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if(tnear > tfar || tfar < 0.0f) {
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// Ray missed box or box is behind ray
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return false;
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}
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}
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// Check Y slab
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if(delta.y == 0.0f) {
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if(from.y > boxp2.y || from.y < boxp1.y) {
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// Ray is parallel to the planes & outside slab
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return false;
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}
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} else {
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float tmp = 1.0f / delta.y;
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float t1 = (boxp1.y - from.y) * tmp;
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float t2 = (boxp2.y - from.y) * tmp;
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if(t1 > t2)
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General.Swap(ref t1, ref t2);
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if(t1 > tnear)
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tnear = t1;
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if(t2 < tfar)
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tfar = t2;
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if(tnear > tfar || tfar < 0.0f) {
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// Ray missed box or box is behind ray
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return false;
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}
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}
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// Check Z slab
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if(delta.z == 0.0f) {
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if(from.z > boxp2.z || from.z < boxp1.z) {
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// Ray is parallel to the planes & outside slab
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return false;
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}
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} else {
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float tmp = 1.0f / delta.z;
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float t1 = (boxp1.z - from.z) * tmp;
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float t2 = (boxp2.z - from.z) * tmp;
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if(t1 > t2)
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General.Swap(ref t1, ref t2);
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if(t1 > tnear)
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tnear = t1;
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if(t2 < tfar)
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tfar = t2;
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if(tnear > tfar || tfar < 0.0f) {
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// Ray missed box or box is behind ray
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return false;
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}
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}
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// Set interpolation point
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u_ray = (tnear > 0.0f) ? tnear : tfar;
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return true;
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}
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#endregion
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#region ================== Unused events
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// Unused
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public virtual void OnSelectBegin() { }
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public virtual void OnEditBegin() { }
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public virtual void OnMouseMove(MouseEventArgs e) { }
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public virtual void OnChangeTargetBrightness(bool up) { }
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public virtual void OnChangeTextureOffset(int horizontal, int vertical) { }
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public virtual void OnSelectTexture() { }
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public virtual void OnCopyTexture() { }
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public virtual void OnPasteTexture() { }
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public virtual void OnCopyTextureOffsets() { }
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public virtual void OnPasteTextureOffsets() { }
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public virtual void OnTextureAlign(bool alignx, bool aligny) { }
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public virtual void OnToggleUpperUnpegged() { }
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public virtual void OnToggleLowerUnpegged() { }
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public virtual void OnResetTextureOffset() { }
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public virtual void OnProcess(float deltatime) { }
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public virtual void OnTextureFloodfill() { }
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public virtual void OnInsert() { }
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public virtual void OnDelete() { }
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public virtual void ApplyTexture(string texture) { }
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public virtual void ApplyUpperUnpegged(bool set) { }
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public virtual void ApplyLowerUnpegged(bool set) { }
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public virtual string GetTextureName() { return ""; }
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#endregion
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#region ================== Events
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// Select or deselect
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public virtual void OnSelectEnd() {
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if(this.selected) {
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this.selected = false;
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mode.RemoveSelectedObject(this);
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} else {
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this.selected = true;
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mode.AddSelectedObject(this);
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}
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}
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// Copy properties
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public virtual void OnCopyProperties() {
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BuilderPlug.Me.CopiedVertexProps = new VertexProperties(vertex);
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mode.SetActionResult("Copied vertex properties.");
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}
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// Paste properties
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public virtual void OnPasteProperties() {
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if(BuilderPlug.Me.CopiedVertexProps != null) {
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mode.CreateUndo("Paste vertex properties");
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mode.SetActionResult("Pasted vertex properties.");
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BuilderPlug.Me.CopiedVertexProps.Apply(vertex);
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//update affected sectors
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updateGeometry(vertex);
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changed = true;
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mode.ShowTargetInfo();
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}
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}
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// Edit button released
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public virtual void OnEditEnd() {
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if(General.Interface.IsActiveWindow) {
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List<Vertex> verts = mode.GetSelectedVertices();
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DialogResult result = General.Interface.ShowEditVertices(verts, false);
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if(result == DialogResult.OK) {
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foreach(Vertex v in verts) {
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// Update what must be updated
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updateGeometry(v);
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if(v.Index == vertex.Index) {
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changed = true;
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Update();
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}
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}
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}
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}
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}
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// Raise/lower thing
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public virtual void OnChangeTargetHeight(int amount) {
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if((General.Map.UndoRedo.NextUndo == null) || (General.Map.UndoRedo.NextUndo.TicketID != undoticket))
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undoticket = mode.CreateUndo("Change vertex height");
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//change vertex zoffset
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vertex.Fields.BeforeFieldsChange();
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string key = ceilingVertex ? "zceiling" : "zfloor";
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float val = 0f;
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//get value
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if(!vertex.Fields.ContainsKey(key)) {
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val = getSectorHeight();
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vertex.Fields.Add(key, new UniValue(UniversalType.Float, val));
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} else {
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val = (float)vertex.Fields[key].Value;
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}
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//update value
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vertex.Fields[key].Value = val + amount;
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mode.SetActionResult("Changed vertex height to " + (int)(val + amount) + ".");
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// Update what must be updated
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updateGeometry(vertex);
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this.Changed = true;
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}
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#endregion
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}
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}
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