From 17b67713b60e9940ddb0d3f9ea35bea04d99cea8 Mon Sep 17 00:00:00 2001
From: lixiaojun <1287241240@qq.com>
Date: 星期三, 25 九月 2024 01:49:46 +0800
Subject: [PATCH] l3d修改
---
WinFrmUI/Yw.WinFrmUI.Hydro.L3d.Core/01-network/00-core/Network_Method.cs | 142 ++++++++++++++++++++++++++++++++++++++++++----
1 files changed, 128 insertions(+), 14 deletions(-)
diff --git a/WinFrmUI/Yw.WinFrmUI.Hydro.L3d.Core/01-network/00-core/Network_Method.cs b/WinFrmUI/Yw.WinFrmUI.Hydro.L3d.Core/01-network/00-core/Network_Method.cs
index 527a3ae..f3be91b 100644
--- a/WinFrmUI/Yw.WinFrmUI.Hydro.L3d.Core/01-network/00-core/Network_Method.cs
+++ b/WinFrmUI/Yw.WinFrmUI.Hydro.L3d.Core/01-network/00-core/Network_Method.cs
@@ -1,7 +1,4 @@
-锘縰sing DevExpress.CodeParser;
-using DevExpress.DataAccess.MongoDB;
-
-namespace Yw.WinFrmUI.HydroL3d
+锘縩amespace Yw.WinFrmUI.HydroL3d
{
/// <summary>
///
@@ -22,25 +19,142 @@
/// </summary>
public BoundingBox3d GetBoundingBox()
{
- var bd = new BoundingBox3d();
- bd.Min = new Point3d();
- bd.Max = new Point3d();
+ var minX = float.MaxValue;
+ var minY = float.MaxValue;
+ var minZ = float.MaxValue;
+ var maxX = float.MinValue;
+ var maxY = float.MinValue;
+ var maxZ = float.MinValue;
foreach (var node in this.Nodes)
{
- bd.Min.X = Math.Min(bd.Min.X, node.Position.X);
- bd.Max.X = Math.Max(bd.Max.X, node.Position.X);
- bd.Min.Y = Math.Min(bd.Min.Y, node.Position.Y);
- bd.Max.Y = Math.Max(bd.Max.Y, node.Position.Y);
- bd.Min.Z = Math.Min(bd.Min.Z, node.Position.Z);
- bd.Max.Z = Math.Max(bd.Max.Z, node.Position.Z);
+ minX = Math.Min(minX, node.Position.X);
+ minY = Math.Min(minY, node.Position.Y);
+ minZ = Math.Min(minZ, node.Position.Z);
+ maxX = Math.Max(maxX, node.Position.X);
+ maxY = Math.Max(maxY, node.Position.Y);
+ maxZ = Math.Max(maxZ, node.Position.Z);
}
- return bd;
+ return new BoundingBox3d()
+ {
+ Min = new Point3d(minX, minY, minZ),
+ Max = new Point3d(maxX, maxY, maxZ)
+ };
}
+ /// <summary>
+ /// 鑾峰彇涓績鐐�
+ /// </summary>
+ public Point3d GetCenter(BoundingBox3d boundingBox)
+ {
+ if (boundingBox == null)
+ {
+ boundingBox = GetBoundingBox();
+ }
+ return boundingBox.GetCenter();
+ }
+ /// <summary>
+ /// 鑾峰彇瑙傚療淇℃伅
+ /// </summary>
+ public LookAt3d GetLookAt()
+ {
+ return new LookAt3d()
+ {
+ Eye = new Point3d(0, 0, 0),
+ Center = new Point3d(0, 0, 0),
+ Up = new Point3d(0, 1, 0)
+ };
+ }
+ /// <summary>
+ /// 鑾峰彇閫忚淇℃伅
+ /// </summary>
+ public Perspective3d GetPerspective(LookAt3d lookAt, SharpGL.OpenGLControl openglControl = null)
+ {
+ if (lookAt == null)
+ {
+ lookAt = GetLookAt();
+ }
+ var minDistance = float.MaxValue;
+ var maxDistance = float.MinValue;
+ foreach (var node in this.Nodes)
+ {
+ var distance = lookAt.Eye.Distance(node.Position);
+ minDistance = MathF.Min(minDistance, distance);
+ maxDistance = MathF.Max(maxDistance, distance);
+ }
+ var bufferFactor = 1.2f;
+ var aspect = 1.25f;
+ if (openglControl != null)
+ {
+ aspect = (float)openglControl.Width / (float)openglControl.Height;
+ }
+ var near = minDistance * bufferFactor;
+ var far = maxDistance * bufferFactor;
+ return new Perspective3d()
+ {
+ Fovy = 45f,
+ Aspect = aspect,
+ Near = near,
+ Far = far
+ };
+ }
+
+ /// <summary>
+ /// 鑾峰彇鏃嬭浆淇℃伅
+ /// </summary>
+ /// <returns></returns>
+ public Point3d GetRotation()
+ {
+ return new Point3d();
+ }
+
+ /// <summary>
+ /// 鑾峰彇杞崲
+ /// </summary>
+ public Point3d GetTranslation(BoundingBox3d boudingBox, Point3d center)
+ {
+ if (boudingBox == null)
+ {
+ boudingBox = GetBoundingBox();
+ }
+ if (center == null)
+ {
+ center = GetCenter(boudingBox);
+ }
+ var zBufferFactor = 3f;
+ return new Point3d()
+ {
+ X = -center.X,
+ Y = -center.Y,
+ Z = -boudingBox.Max.Z * zBufferFactor
+ };
+ }
+
+ /// <summary>
+ /// 鑾峰彇鍙傛暟
+ /// </summary>
+ /// <returns></returns>
+ public NetworkParas GetParas(SharpGL.OpenGLControl openglControl = null)
+ {
+ var boundingBox = GetBoundingBox();
+ var center = boundingBox.GetCenter();
+ var lookAt = GetLookAt();
+ var perspective = GetPerspective(lookAt, openglControl);
+ var rotation = GetRotation();
+ var translation = GetTranslation(boundingBox, center);
+ return new NetworkParas()
+ {
+ BoundingBox = boundingBox,
+ Ceneter = center,
+ Perspective = perspective,
+ LookAt = lookAt,
+ Rotation = rotation,
+ Translation = translation
+ };
+ }
--
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