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https://mirror.ghproxy.com/https://github.com/dexyfex/CodeWalker
synced 2024-08-20 00:49:25 +08:00
171 lines
5.0 KiB
C#
171 lines
5.0 KiB
C#
using CodeWalker.GameFiles;
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using SharpDX;
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using System;
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using System.Collections.Generic;
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using System.Text;
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namespace CodeWalker.World
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{
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public class Heightmaps : BasePathData
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{
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public volatile bool Inited = false;
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public GameFileCache GameFileCache;
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public List<HeightmapFile> HeightmapFiles = new List<HeightmapFile>();
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public Vector4[] GetNodePositions()
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{
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return NodePositions;
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}
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public EditorVertex[] GetPathVertices()
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{
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return null;
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}
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public EditorVertex[] GetTriangleVertices()
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{
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return TriangleVerts;
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}
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public Vector4[] NodePositions;
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public EditorVertex[] TriangleVerts;
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public void Init(GameFileCache gameFileCache, Action<string> updateStatus)
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{
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Inited = false;
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GameFileCache = gameFileCache;
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HeightmapFiles.Clear();
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if (gameFileCache.EnableDlc)
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{
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LoadHeightmap("update\\update.rpf\\common\\data\\levels\\gta5\\heightmap.dat");
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LoadHeightmap("update\\update.rpf\\common\\data\\levels\\gta5\\heightmapheistisland.dat");
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}
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else
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{
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LoadHeightmap("common.rpf\\data\\levels\\gta5\\heightmap.dat");
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}
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BuildVertices();
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Inited = true;
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}
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private void LoadHeightmap(string filename)
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{
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var hmf = GameFileCache.RpfMan.GetFile<HeightmapFile>(filename);
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HeightmapFiles.Add(hmf);
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}
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public void BuildVertices()
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{
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var vlist = new List<EditorVertex>();
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var nlist = new List<Vector4>();
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foreach (var hmf in HeightmapFiles)
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{
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BuildHeightmapVertices(hmf, vlist, nlist);
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}
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if (vlist.Count > 0)
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{
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TriangleVerts = vlist.ToArray();
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}
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else
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{
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TriangleVerts = null;
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}
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if (nlist.Count > 0)
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{
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NodePositions = nlist.ToArray();
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}
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else
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{
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NodePositions = null;
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}
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}
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private void BuildHeightmapVertices(HeightmapFile hmf, List<EditorVertex> vl, List<Vector4> nl)
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{
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var v1 = new EditorVertex();
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var v2 = new EditorVertex();
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var v3 = new EditorVertex();
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var v4 = new EditorVertex();
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uint cgrn = (uint)new Color(0, 128, 0, 60).ToRgba();
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uint cyel = (uint)new Color(128, 128, 0, 200).ToRgba();
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var w = hmf.Width;
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var h = hmf.Height;
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var hmin = hmf.MinHeights;
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var hmax = hmf.MaxHeights;
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var min = hmf.BBMin;
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var max = hmf.BBMax;
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var siz = max - min;
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var step = siz / new Vector3(w - 1, h - 1, 255);
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v1.Colour = v2.Colour = v3.Colour = v4.Colour = cyel;
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for (int yi = 1; yi < h; yi++)
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{
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var yo = yi - 1;
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for (int xi = 1; xi < w; xi++)
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{
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var xo = xi - 1;
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var o1 = yo * w + xo;
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var o2 = yo * w + xi;
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var o3 = yi * w + xo;
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var o4 = yi * w + xi;
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v1.Position = min + step * new Vector3(xo, yo, hmin[o1]);
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v2.Position = min + step * new Vector3(xi, yo, hmin[o2]);
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v3.Position = min + step * new Vector3(xo, yi, hmin[o3]);
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v4.Position = min + step * new Vector3(xi, yi, hmin[o4]);
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vl.Add(v1); vl.Add(v2); vl.Add(v3);
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vl.Add(v3); vl.Add(v2); vl.Add(v4);
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}
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}
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v1.Colour = v2.Colour = v3.Colour = v4.Colour = cgrn;
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for (int yi = 1; yi < h; yi++)
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{
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var yo = yi - 1;
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for (int xi = 1; xi < w; xi++)
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{
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var xo = xi - 1;
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var o1 = yo * w + xo;
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var o2 = yo * w + xi;
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var o3 = yi * w + xo;
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var o4 = yi * w + xi;
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v1.Position = min + step * new Vector3(xo, yo, hmax[o1]);
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v2.Position = min + step * new Vector3(xi, yo, hmax[o2]);
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v3.Position = min + step * new Vector3(xo, yi, hmax[o3]);
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v4.Position = min + step * new Vector3(xi, yi, hmax[o4]);
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vl.Add(v1); vl.Add(v2); vl.Add(v3);
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vl.Add(v3); vl.Add(v2); vl.Add(v4);
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}
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}
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for (int y = 0; y < h; y++)
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{
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for (int x = 0; x < w; x++)
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{
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var o = y * w + x;
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nl.Add(new Vector4(min + step * new Vector3(x, y, hmin[o]), 10));
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nl.Add(new Vector4(min + step * new Vector3(x, y, hmax[o]), 10));
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}
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}
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}
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}
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}
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