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Added navmesh exporting

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jracek
2025-04-03 21:42:26 +02:00
parent fa747ad786
commit 9037937d3c
7 changed files with 142 additions and 14 deletions
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72
Runtime/PSXSceneExporter.cs
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@@ -4,6 +4,7 @@ using System.IO;
using System.Linq;
using UnityEditor;
using UnityEngine;
using UnityEngine.AI;
namespace SplashEdit.RuntimeCode
{
@@ -16,6 +17,7 @@ namespace SplashEdit.RuntimeCode
private PSXObjectExporter[] _exporters;
private TextureAtlas[] _atlases;
private PSXNavMesh[] _navmeshes;
private PSXData _psxData;
@@ -34,6 +36,13 @@ namespace SplashEdit.RuntimeCode
exp.CreatePSXTextures2D();
exp.CreatePSXMesh(GTEScaling);
}
_navmeshes = FindObjectsByType<PSXNavMesh>(FindObjectsSortMode.None);
foreach (PSXNavMesh navmesh in _navmeshes)
{
navmesh.CreateNavmesh(GTEScaling);
}
PackTextures();
ExportFile();
}
@@ -73,6 +82,10 @@ namespace SplashEdit.RuntimeCode
List<long> clutOffsetPlaceholderPositions = new List<long>();
List<long> clutDataOffsets = new List<long>();
// Lists for navmesh data offsets.
List<long> navmeshOffsetPlaceholderPositions = new List<long>();
List<long> navmeshDataOffsets = new List<long>();
int clutCount = 0;
// Cluts
@@ -94,9 +107,10 @@ namespace SplashEdit.RuntimeCode
writer.Write('P'); // 1 byte
writer.Write((ushort)1); // 2 bytes - version
writer.Write((ushort)_exporters.Length); // 2 bytes
writer.Write((ushort)_navmeshes.Length);
writer.Write((ushort)_atlases.Length); // 2 bytes
writer.Write((ushort)clutCount); // 2 bytes
for (int i = 0; i < 3; i++) writer.Write((ushort)0);
for (int i = 0; i < 2; i++) writer.Write((ushort)0);
// GameObject section (exporters)
foreach (PSXObjectExporter exporter in _exporters)
@@ -122,7 +136,18 @@ namespace SplashEdit.RuntimeCode
writer.Write((int)rotationMatrix[2, 2]);
writer.Write((ushort)exporter.Mesh.Triangles.Count);
writer.Write((ushort) 0);
writer.Write((ushort)0);
}
// Navmesh metadata section
foreach (PSXNavMesh navmesh in _navmeshes)
{
// Write placeholder for navmesh raw data offset.
navmeshOffsetPlaceholderPositions.Add(writer.BaseStream.Position);
writer.Write((int)0); // 4-byte placeholder for navmesh data offset.
writer.Write((ushort)navmesh.Navmesh.Count);
writer.Write((ushort)0);
}
// Atlas metadata section
@@ -150,7 +175,7 @@ namespace SplashEdit.RuntimeCode
writer.Write((ushort)texture.ClutPackingX); // 2 bytes
writer.Write((ushort)texture.ClutPackingY); // 2 bytes
writer.Write((ushort)texture.ColorPalette.Count); // 2 bytes
writer.Write((ushort) 0); // 2 bytes
writer.Write((ushort)0); // 2 bytes
}
}
}
@@ -228,6 +253,27 @@ namespace SplashEdit.RuntimeCode
}
}
foreach (PSXNavMesh navmesh in _navmeshes) {
AlignToFourBytes(writer);
long navmeshDataOffset = writer.BaseStream.Position;
navmeshDataOffsets.Add(navmeshDataOffset);
foreach(PSXNavMeshTri tri in navmesh.Navmesh) {
writer.Write((ushort) tri.v0.vx);
writer.Write((ushort) tri.v0.vy);
writer.Write((ushort) tri.v0.vz);
writer.Write((ushort) tri.v1.vx);
writer.Write((ushort) tri.v1.vy);
writer.Write((ushort) tri.v1.vz);
writer.Write((ushort) tri.v2.vx);
writer.Write((ushort) tri.v2.vy);
writer.Write((ushort) tri.v2.vz);
}
}
// Atlas data section: Write raw texture data for each atlas.
foreach (TextureAtlas atlas in _atlases)
{
@@ -257,8 +303,9 @@ namespace SplashEdit.RuntimeCode
long clutDataOffset = writer.BaseStream.Position;
clutDataOffsets.Add(clutDataOffset);
foreach(VRAMPixel color in texture.ColorPalette) {
writer.Write((ushort) color.Pack());
foreach (VRAMPixel color in texture.ColorPalette)
{
writer.Write((ushort)color.Pack());
}
}
}
@@ -279,6 +326,21 @@ namespace SplashEdit.RuntimeCode
Debug.LogError("Mismatch between metadata mesh offset placeholders and mesh data blocks!");
}
// Backfill the navmesh offsets into the metadata section.
if (navmeshOffsetPlaceholderPositions.Count == navmeshDataOffsets.Count)
{
for (int i = 0; i < navmeshOffsetPlaceholderPositions.Count; i++)
{
writer.Seek((int)navmeshOffsetPlaceholderPositions[i], SeekOrigin.Begin);
writer.Write((int)navmeshDataOffsets[i]);
}
}
else
{
Debug.LogError("Mismatch between metadata mesh offset placeholders and mesh data blocks!");
}
// Backfill the atlas data offsets into the metadata section.
if (atlasOffsetPlaceholderPositions.Count == atlasDataOffsets.Count)
{