Added navmesh exporting

2025-04-03 21:42:26 +02:00
parent fa747ad786
commit 9037937d3c
7 changed files with 142 additions and 14 deletions
--- a/Runtime/PSXNavMesh.cs
+++ b/Runtime/PSXNavMesh.cs
@@ -0,0 +1,62 @@
+using UnityEngine;
+using Unity.AI.Navigation;
+using UnityEngine.AI;
+using System.Collections.Generic;
+
+
+namespace SplashEdit.RuntimeCode
+{
+    public struct PSXNavMeshTri
+    {
+        public PSXNavmeshVertex v0, v1, v2;
+    }
+
+    public struct PSXNavmeshVertex
+    {
+        public short vx, vy, vz;
+    }
+
+    [RequireComponent(typeof(NavMeshSurface))]
+    public class PSXNavMesh : MonoBehaviour
+    {
+
+        [HideInInspector]
+        public List<PSXNavMeshTri> Navmesh { get; set; }
+
+        public void CreateNavmesh(float GTEScaling)
+        {
+            Navmesh = new List<PSXNavMeshTri>();
+            NavMeshSurface navMeshSurface = GetComponent<NavMeshSurface>();
+            navMeshSurface.BuildNavMesh();
+            NavMeshTriangulation triangulation = NavMesh.CalculateTriangulation();
+
+            int[] triangles = triangulation.indices;
+            Vector3[] vertices = triangulation.vertices;
+
+            for (int i = 0; i < triangles.Length; i += 3)
+            {
+
+
+                int vid0 = triangles[i];
+                int vid1 = triangles[i + 1];
+                int vid2 = triangles[i + 2];
+
+                PSXNavMeshTri tri = new PSXNavMeshTri();
+
+                tri.v0.vx = PSXTrig.ConvertCoordinateToPSX(vertices[vid0].x, GTEScaling);
+                tri.v0.vy = PSXTrig.ConvertCoordinateToPSX(-vertices[vid0].y, GTEScaling);
+                tri.v0.vz = PSXTrig.ConvertCoordinateToPSX(vertices[vid0].z, GTEScaling);
+
+                tri.v1.vx = PSXTrig.ConvertCoordinateToPSX(vertices[vid1].x, GTEScaling);
+                tri.v1.vy = PSXTrig.ConvertCoordinateToPSX(-vertices[vid1].y, GTEScaling);
+                tri.v1.vz = PSXTrig.ConvertCoordinateToPSX(vertices[vid1].z, GTEScaling);
+
+                tri.v2.vx = PSXTrig.ConvertCoordinateToPSX(vertices[vid2].x, GTEScaling);
+                tri.v2.vy = PSXTrig.ConvertCoordinateToPSX(-vertices[vid2].y, GTEScaling);
+                tri.v2.vz = PSXTrig.ConvertCoordinateToPSX(vertices[vid2].z, GTEScaling);
+
+                Navmesh.Add(tri);
+            }
+        }
+    }
+}