MAJ

LandblockExtraction/AtlasMaker/TerrainAtlasManager.cs

@@ -1,22 +1,26 @@
 using AC2RE.Definitions;
 using ImageMagick;
 using LandblockExtraction.DatEngine;
+using LandblockExtraction.Tools;
 using System.Numerics;
 
 namespace LandblockExtraction.AtlasMaker;
 public class TerrainAtlasManager {
     private PortalEngine portalEngine;
+    private Dictionary<int, DataId> mapTerrain;
 
     public Dictionary<int, Vector2> textureCoord;
     public Dictionary<int, MagickImage> terrainTexture;
     public Dictionary<int, Terrain> terrains;
     public TerrainAtlasManager(PortalEngine portalEngine) {
         this.portalEngine = portalEngine;
+        mapTerrain = new();
         textureCoord = new Dictionary<int, Vector2>();
         terrainTexture = new Dictionary<int, MagickImage>();
         terrains = new Dictionary<int, Terrain>();
 
-        testGenerateList();
+        InitialiseTerrainDic();
+        GenerateTerrain();
     }
     public void ExtractTexture() {
         using (var atlasBuilder = new AtlasBuilder(portalEngine)) {
@@ -36,27 +40,56 @@ public class TerrainAtlasManager {
             }
         }
     }
-    /*private Terrain GenerateSubTerrain(int index, List<CSurfaceDesc.MaterialGroup> materialGroups) {
-        Terrain tmpTerrain = new Terrain(index);
-        foreach(var material in materialGroups) {
-            int indexTer = GetIndexBySurface(material.s)
-            SubTerrain subTerrain = new(ma)
+    private void GenerateTerrain() {
+        foreach(var terrain in portalEngine.cTerrainDesc.terrains) {
+            Terrain tmpTer = new((int)terrain.terrainIndex);
+            foreach(var surface in portalEngine.cSurfaceDesc.surfaces) {
+                if(terrain.surfaceInfo == surface.surfIndex) {
+                    foreach(var mat in surface.terrainMaterials) {
+                        tmpTer.subTerrains.Add(new(GetIndex(mat.baseMaterials.First().materialDid),
+                            mat.minPitch,
+                            mat.maxPitch,
+                            MathOperations.RGBAColorToVector4(mat.vertexColor.First().vertexColor),
+                            MathOperations.RGBAColorToVector4(mat.vertexColor.First().farVertexColor)));
+                    }
+                }
+            }
+            terrains.Add((int)terrain.terrainIndex, tmpTer);
+            Console.WriteLine("Init: " +  terrain.terrainIndex);
+        }
     }
-    }*/
     private void testGenerateList() {
+        foreach (var terrain in portalEngine.cTerrainDesc.terrains) {
             foreach (var surfaces in portalEngine.cSurfaceDesc.surfaces) {
-            Console.WriteLine($"{surfaces.surfIndex} :");
+                if (surfaces.surfIndex != terrain.surfaceInfo) continue;
                 foreach (var surface in surfaces.terrainMaterials) {
+
+                    uint test = 0;
+                    //foreach(var m in map) { if (m.Key == surface.baseMaterials.First().materialDid) test = m.Value; }
+
+                    Console.Write($"({test})[{terrain.terrainName}]{surfaces.surfIndex} :");
                     Console.WriteLine($"\t[{surface.minPitch} < {surface.maxPitch}]({surface.baseMaterials.First().materialDid}) - Vec3: {surface.vertexColor.First().vertexColor}");
                 }
+                Console.WriteLine("--------");
             }
         }
-    private int? GetIndexBySurface(uint surfaceIndex) {
+    }
+    private void InitialiseTerrainDic() {
         foreach(var terrain in portalEngine.cTerrainDesc.terrains) {
-            if (terrain.surfaceInfo == surfaceIndex)
-                return (int)terrain.terrainIndex;
+            foreach (var surface in portalEngine.cSurfaceDesc.surfaces) {
+                if (terrain.surfaceInfo == surface.surfIndex) {
+                    var id = surface.terrainMaterials.First().baseMaterials.First().materialDid;
+                    mapTerrain.Add((int)terrain.terrainIndex, id);
+                    break;
                 }
-        return null;
+            }
+        }
+    }
+    private int GetIndex(DataId id) {
+        foreach(var mat in mapTerrain) {
+            if(mat.Value == id) return mat.Key;
+        }
+        return 0;
     }
     public void GenerateUV() {
         int count = (int)Math.Ceiling(Math.Sqrt(textureCoord.Count));

LandblockExtraction/AtlasMaker/TerrainInfo/SubTerrain.cs

@@ -1,13 +1,19 @@
-namespace LandblockExtraction.AtlasMaker;
+using System.Numerics;
+
+namespace LandblockExtraction.AtlasMaker;
 
 public class SubTerrain {
     public int terrainIndex { get; set; }
     public float minPitch { get; set; }
     public float maxPitch { get; set; }
-    public SubTerrain(int terrainIndex, float minPitch, float maxPitch) {
+    public Vector4 Color { get; set; }
+    public Vector4 farColor { get; set; }
+    public SubTerrain(int terrainIndex, float minPitch, float maxPitch, Vector4 color, Vector4 farcolor) {
         this.terrainIndex = terrainIndex;
         this.minPitch = minPitch;
         this.maxPitch = maxPitch;
+        this.Color = color;
+        this.farColor = farcolor;
     }
     public bool MatchesPitch(float pitch) {
         return pitch >= minPitch && pitch <= maxPitch;

LandblockExtraction/AtlasMaker/TerrainInfo/Terrain.cs

@@ -11,12 +11,12 @@ public class Terrain {
         subTerrains.Add(sousTerrain);
     }
 
-    public int DetermineSubTerrain(float pitch) {
+    public SubTerrain DetermineSubTerrain(float pitch) {
         foreach (var terrain in subTerrains) {
             if (terrain.MatchesPitch(pitch)) {
-                return terrain.terrainIndex;
+                return terrain;
             }
         }
-        return terrainIndex;
+        return subTerrains.First();
     }
 }

LandblockExtraction/LandBlockExtractor/LandBlockExtrator.cs

@@ -2,6 +2,7 @@
 using LandblockExtraction.AtlasMaker;
 using LandblockExtraction.DatEngine;
 using LandblockExtraction.Tools;
+using System;
 using System.Numerics;
 
 namespace LandblockExtraction.LandBlockExtractor {
@@ -14,13 +15,15 @@ namespace LandblockExtraction.LandBlockExtractor {
         private readonly int BlockSize = 17;
         private readonly int cellSize = 8;
 
+        private int[] indiceBase;
+
         public LandBlockExtrator(PortalEngine portalEngine, CellEngine cellEngine) {
             this.portalEngine = portalEngine;
             this.cellEngine = cellEngine;
 
             terrainAtlasManager = new TerrainAtlasManager(portalEngine);
-            terrainAtlasManager.ExtractTexture();
-            terrainAtlasManager.GenerateUV();
+
+            indiceBase = GenerateBasicIndices();
         }
 
         public BlockStruct? GetBlock(int landX, int landY) {
@@ -37,18 +40,38 @@ namespace LandblockExtraction.LandBlockExtractor {
                 for (int x = 0; x < BlockSize; x++) {
                     var indice = y * BlockSize + x;
                     blockStruct.verticesStruct.position[indice] = GenerateVertexPosition(landX, landY, x, y, blockData.heights[indice]);
+                    blockStruct.indices = indiceBase;
                     blockStruct.verticesStruct.color[indice] = GenerateVertexColor(blockData.cellInfos[indice]);
                     blockStruct.verticesStruct.farcolor[indice] = GenerateVertexFarColor(blockData.cellInfos[indice]);
                     blockStruct.verticesStruct.terraintype[indice] = GenerateVertexTerrainType(blockData.cellInfos[indice]);
-                    blockStruct.indices = GenerateBasicIndices();
                 }
             }
 
+            GenerateBasicNormal(blockStruct);
             DoubleEdgeVertices(blockStruct);
 
             return blockStruct;
         }
+        private void GenerateBasicNormal(BlockStruct blockStruct) {
+            for (int i = 0; i < blockStruct.indices.Length; i += 6) {
+                int index1 = blockStruct.indices[i];
+                int index2 = blockStruct.indices[i + 1];
+                int index3 = blockStruct.indices[i + 2];
+                int index4 = blockStruct.indices[i + 5];
 
+                Vector3 vertex1 = blockStruct.verticesStruct.position[index1];
+                Vector3 vertex2 = blockStruct.verticesStruct.position[index2];
+                Vector3 vertex3 = blockStruct.verticesStruct.position[index3];
+                Vector3 vertex4 = blockStruct.verticesStruct.position[index4];
+
+                var normal = MathOperations.CalculateQuadNormal(vertex1, vertex2, vertex3, vertex4);
+
+                blockStruct.verticesStruct.normal[index1] = normal;
+                blockStruct.verticesStruct.normal[index2] = normal;
+                blockStruct.verticesStruct.normal[index3] = normal;
+                blockStruct.verticesStruct.normal[index4] = normal;
+            }
+        }
         private int[] GenerateBasicIndices() {
             List<int> indices = new List<int>();
 
@@ -78,10 +101,9 @@ namespace LandblockExtraction.LandBlockExtractor {
         private Vector3 GenerateVertexPosition(int landx, int landy, int x, int y, byte height) {
             int tmpx = (landx * BlockSize + y) * cellSize;
             int tmpy = (BlockSize * NumberLandBlocks * cellSize) - ((landy * BlockSize + x) * cellSize) - 1;
-            var newX = (tmpx - (NumberLandBlocks * BlockSize * cellSize / 2));
-            var newY = (tmpy - ((NumberLandBlocks * BlockSize * cellSize) - (NumberLandBlocks * BlockSize * cellSize / 2) - 1));
-
-            return new Vector3(newX, portalEngine.landScapeDefs.landHeightTable[height], newY);
+            var newX = (tmpx - (NumberLandBlocks * BlockSize * cellSize / 2)) - landx * cellSize;// (tmpx - (NumberLandBlocks * BlockSize * cellSize / 2));
+            var newY = (tmpy - ((NumberLandBlocks * BlockSize * cellSize) - (NumberLandBlocks * BlockSize * cellSize / 2) - 1)) + landy * cellSize; //(tmpy - ((NumberLandBlocks * BlockSize * cellSize) - (NumberLandBlocks * BlockSize * cellSize / 2) - 1));
+            return new Vector3(newX + 1020, portalEngine.landScapeDefs.landHeightTable[height], newY - 1020);
         }
         private Vector4 GenerateVertexColor(uint cellInfo) {
             var terrain = MathOperations.GetTerrainInCellInfo(cellInfo);
@@ -124,7 +146,6 @@ namespace LandblockExtraction.LandBlockExtractor {
             List<Vector4> newFarColors = new List<Vector4>();
             List<Vector2> newTexCoord = new List<Vector2>();
             List<Vector4> newTerrainTypes = new List<Vector4>();
-            List<float> newRealTerrainType = new List<float>();
 
             int originalVertexCount = blockStruct.verticesStruct.position.Length;
             int originalIndicesCount = blockStruct.indices.Length;
@@ -136,59 +157,42 @@ namespace LandblockExtraction.LandBlockExtractor {
                 var one = blockStruct.indices[i + 0];
                 var two = blockStruct.indices[i + 1];
                 var three = blockStruct.indices[i + 2];
-                var foor = blockStruct.indices[i + 5];
+                var four = blockStruct.indices[i + 5];
+                Vector4 terrainType = new Vector4(blockStruct.verticesStruct.terraintype[one].X,
+                                                blockStruct.verticesStruct.terraintype[two].X,
+                                                blockStruct.verticesStruct.terraintype[three].X,
+                                                blockStruct.verticesStruct.terraintype[four].X);
+
 
                 newPositions.Add(blockStruct.verticesStruct.position[one]);
                 newColors.Add(blockStruct.verticesStruct.color[one]);
                 newFarColors.Add(blockStruct.verticesStruct.farcolor[one]);
-                newTerrainTypes.Add(new Vector4(blockStruct.verticesStruct.terraintype[one].X,
-                                                blockStruct.verticesStruct.terraintype[two].X,
-                                                blockStruct.verticesStruct.terraintype[three].X,
-                                                blockStruct.verticesStruct.terraintype[foor].X));
-                newRealTerrainType.Add(blockStruct.verticesStruct.terraintype[one].X);
+                newNormals.Add(blockStruct.verticesStruct.normal[one]);
+                newTerrainTypes.Add(terrainType);
 
                 newPositions.Add(blockStruct.verticesStruct.position[two]);
                 newColors.Add(blockStruct.verticesStruct.color[two]);
                 newFarColors.Add(blockStruct.verticesStruct.farcolor[two]);
-                newTerrainTypes.Add(new Vector4(blockStruct.verticesStruct.terraintype[one].X,
-                                                blockStruct.verticesStruct.terraintype[two].X,
-                                                blockStruct.verticesStruct.terraintype[three].X,
-                                                blockStruct.verticesStruct.terraintype[foor].X));
-                newRealTerrainType.Add(blockStruct.verticesStruct.terraintype[two].X);
+                newNormals.Add(blockStruct.verticesStruct.normal[two]);
+                newTerrainTypes.Add(terrainType);
 
                 newPositions.Add(blockStruct.verticesStruct.position[three]);
                 newColors.Add(blockStruct.verticesStruct.color[three]);
                 newFarColors.Add(blockStruct.verticesStruct.farcolor[three]);
-                newTerrainTypes.Add(new Vector4(blockStruct.verticesStruct.terraintype[one].X,
-                                                blockStruct.verticesStruct.terraintype[two].X,
-                                                blockStruct.verticesStruct.terraintype[three].X,
-                                                blockStruct.verticesStruct.terraintype[foor].X));
-                newRealTerrainType.Add(blockStruct.verticesStruct.terraintype[three].X);
+                newNormals.Add(blockStruct.verticesStruct.normal[three]);
+                newTerrainTypes.Add(terrainType);
 
 
-                newPositions.Add(blockStruct.verticesStruct.position[foor]);
-                newColors.Add(blockStruct.verticesStruct.color[foor]);
-                newFarColors.Add(blockStruct.verticesStruct.farcolor[foor]);
-                newTerrainTypes.Add(new Vector4(blockStruct.verticesStruct.terraintype[one].X,
-                                                blockStruct.verticesStruct.terraintype[two].X,
-                                                blockStruct.verticesStruct.terraintype[three].X,
-                                                blockStruct.verticesStruct.terraintype[foor].X));
-                newRealTerrainType.Add(blockStruct.verticesStruct.terraintype[foor].X);
+                newPositions.Add(blockStruct.verticesStruct.position[four]);
+                newColors.Add(blockStruct.verticesStruct.color[four]);
+                newFarColors.Add(blockStruct.verticesStruct.farcolor[four]);
+                newNormals.Add(blockStruct.verticesStruct.normal[four]);
+                newTerrainTypes.Add(terrainType);
 
                 newTexCoord.Add(new(0, 0));
                 newTexCoord.Add(new(0, 1));
                 newTexCoord.Add(new(1, 0));
                 newTexCoord.Add(new(1, 1));
-
-                var normal = MathOperations.CalculateQuadNormal(blockStruct.verticesStruct.position[one],
-                                                                blockStruct.verticesStruct.position[two],
-                                                                blockStruct.verticesStruct.position[three],
-                                                                blockStruct.verticesStruct.position[foor]);
-
-                newNormals.Add(normal);
-                newNormals.Add(normal);
-                newNormals.Add(normal);
-                newNormals.Add(normal);
             }
 
             // Ajouter les nouveaux sommets à la structure BlockStruct (étape 2)
@@ -199,7 +203,6 @@ namespace LandblockExtraction.LandBlockExtractor {
             blockStruct.verticesStruct.farcolor = newFarColors.ToArray();
             blockStruct.verticesStruct.texturecoord = newTexCoord.ToArray();
             blockStruct.verticesStruct.terraintype = newTerrainTypes.ToArray();
-            blockStruct.verticesStruct.realtype = newRealTerrainType.ToArray();
 
             blockStruct.indices = GenerateNewsIndices(newPositions.Count);
         }
@@ -207,12 +210,12 @@ namespace LandblockExtraction.LandBlockExtractor {
         private int[] GenerateNewsIndices(int count) {
             List<int> indices = new List<int>();
             for (int i = 0; i < count; i = i + 4) {
-                indices.Add(i);
-                indices.Add(i + 1);
-                indices.Add(i + 2);
-                indices.Add(i + 2);
-                indices.Add(i + 1);
-                indices.Add(i + 3);
+                indices.Add(i); //A
+                indices.Add(i + 1); //B
+                indices.Add(i + 2); //C
+                indices.Add(i + 2); //C
+                indices.Add(i + 1); //B
+                indices.Add(i + 3); //D
             }
 
             return indices.ToArray();

LandblockExtraction/LandBlockExtractor/Utilities/VerticesStruct.cs

@@ -8,7 +8,6 @@ namespace LandblockExtraction.LandBlockExtractor {
         public Vector4[] farcolor { get; set; }
         public Vector2[] texturecoord { get; set; }
         public Vector4[] terraintype { get; set; }
-        public float[] realtype { get; set; }
 
         public VerticesStruct(int blockSize) {
             position = new Vector3[blockSize * blockSize];
@@ -17,13 +16,12 @@ namespace LandblockExtraction.LandBlockExtractor {
             farcolor = new Vector4[blockSize * blockSize];
             texturecoord = new Vector2[blockSize * blockSize];
             terraintype = new Vector4[blockSize * blockSize];
-            realtype = new float[blockSize * blockSize];
         }
 
         public float[] Vertices() {
             int length = position.Length;
-            float[] vertices = new float[length * 21]; // 3 pour position, 4 pour color, et 4 pour farcolor
-            for (int i = 0, vi = 0; i < length; i++, vi += 21) {
+            float[] vertices = new float[length * 20];
+            for (int i = 0, vi = 0; i < length; i++, vi += 20) {
                 vertices[vi] = position[i].X;
                 vertices[vi + 1] = position[i].Y;
                 vertices[vi + 2] = position[i].Z;
@@ -44,7 +42,6 @@ namespace LandblockExtraction.LandBlockExtractor {
                 vertices[vi + 17] = terraintype[i].Y;
                 vertices[vi + 18] = terraintype[i].Z;
                 vertices[vi + 19] = terraintype[i].W;
-                vertices[vi + 20] = realtype[i];
             }
             return vertices;
         }

Map3DRendering/Common/Camera.cs

@@ -83,7 +83,7 @@ namespace Map3DRendering.Common {
 
         // Get the projection matrix using the same method we have used up until this point
         public Matrix4 GetProjectionMatrix() {
-            return Matrix4.CreatePerspectiveFieldOfView(_fov, AspectRatio, 0.01f, 1000f);
+            return Matrix4.CreatePerspectiveFieldOfView(_fov, AspectRatio, 0.01f, 5000f);
         }
 
         // This function is going to update the direction vertices using some of the math learned in the web tutorials.

Map3DRendering/Common/Texture.cs

@@ -64,6 +64,43 @@ namespace Map3DRendering.Common {
 
             return new Texture(handle);
         }
+        public static Texture LoadFromArray(string[] paths) {
+            // Générer un identifiant de texture
+            int handle = GL.GenTexture();
+
+            // Activer la texture
+            GL.ActiveTexture(TextureUnit.Texture0);
+            GL.BindTexture(TextureTarget.Texture2DArray, handle);
+
+            // Ici, nous supposons que toutes les images ont les mêmes dimensions et le même format
+            // Charger la première image pour obtenir les dimensions
+            ImageResult firstImage = ImageResult.FromStream(File.OpenRead(paths[0]), ColorComponents.RedGreenBlueAlpha);
+            int width = firstImage.Width;
+            int height = firstImage.Height;
+
+            // Initialiser la texture 2D array sans lui passer de données pour l'instant
+            GL.TexImage3D(TextureTarget.Texture2DArray, 0, PixelInternalFormat.Rgba, width, height, paths.Length, 0, PixelFormat.Rgba, PixelType.UnsignedByte, IntPtr.Zero);
+
+            // Charger chaque texture dans l'array
+            for (int i = 0; i < paths.Length; i++) {
+                using (Stream stream = File.OpenRead(paths[i])) {
+                    ImageResult image = ImageResult.FromStream(stream, ColorComponents.RedGreenBlueAlpha);
+                    GL.TexSubImage3D(TextureTarget.Texture2DArray, 0, 0, 0, i, width, height, 1, PixelFormat.Rgba, PixelType.UnsignedByte, image.Data);
+                }
+            }
+
+            // Paramètres de texture
+            GL.TexParameter(TextureTarget.Texture2DArray, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.Linear);
+            GL.TexParameter(TextureTarget.Texture2DArray, TextureParameterName.TextureMagFilter, (int)TextureMagFilter.Linear);
+            GL.TexParameter(TextureTarget.Texture2DArray, TextureParameterName.TextureWrapS, (int)TextureWrapMode.ClampToEdge);
+            GL.TexParameter(TextureTarget.Texture2DArray, TextureParameterName.TextureWrapT, (int)TextureWrapMode.ClampToEdge);
+
+            // Générer des mipmaps pour la texture array
+            GL.GenerateMipmap(GenerateMipmapTarget.Texture2DArray);
+
+            return new Texture(handle);
+        }
+
 
         public Texture(int glHandle) {
             Handle = glHandle;
@@ -77,6 +114,11 @@ namespace Map3DRendering.Common {
             GL.ActiveTexture(unit);
             GL.BindTexture(TextureTarget.Texture2D, Handle);
         }
+        public void UseArray(TextureUnit unit) {
+            GL.ActiveTexture(unit);
+            GL.BindTexture(TextureTarget.Texture2DArray, Handle);
+        }
+
 
         public void Assign(int shader, int i) {
             int location = GL.GetUniformLocation(shader, "textures[" + i.ToString() + "]");

Map3DRendering/MapRender.cs

@@ -15,7 +15,7 @@ namespace Map3DRendering {
         private readonly int BlockSize = 17;
         private readonly int allBlocks = 255 * 17 * 255 * 17;
         private readonly int cellSize = 8;
-        private readonly int radius = 0x5; // Rayon du voisinage
+        private readonly int radius = 0x10; // Rayon du voisinage
 
         public int[,] _vertexArrayObject;
         public int[,] _vertexBufferObject;
@@ -44,7 +44,6 @@ namespace Map3DRendering {
 
             CalculeRadius(currentLandBlockX, currentLandBlockY);
         }
-
         public int GetIndiceLenght() {
             return (17 - 1) * (17 - 1) * 6; //Always that.
         }
@@ -70,7 +69,7 @@ namespace Map3DRendering {
             }
         }
         private void InitializeBlock(int x, int y, BlockStruct block, Shader _shader) {
-            int lenghPacket = 21;
+            int lenghPacket = 20;
             // Initialisez le VAO, VBO et EBO pour le bloc à (x, y)...
             // Utilisez le code de votre méthode OnLoad originale pour configurer le VAO, VBO et EBO.
             int tempVertexArray = GL.GenVertexArray();
@@ -112,10 +111,6 @@ namespace Map3DRendering {
             var terraintypeLocation = _shader.GetAttribLocation("aTexType");
             GL.EnableVertexAttribArray(terraintypeLocation);
             GL.VertexAttribPointer(terraintypeLocation, 4, VertexAttribPointerType.Float, false, lenghPacket * sizeof(float), 16 * sizeof(float));
-
-            var realterraintypeLocation = _shader.GetAttribLocation("aRealTexType");
-            GL.EnableVertexAttribArray(realterraintypeLocation);
-            GL.VertexAttribPointer(realterraintypeLocation, 1, VertexAttribPointerType.Float, false, lenghPacket * sizeof(float), 20 * sizeof(float));
         }
         public void Render(Shader shader) {
             for (int y = startY; y <= endY; y++) {

Map3DRendering/Shaders/shader.frag

@@ -5,36 +5,20 @@ out vec4 outputColor;
 uniform vec3 viewPos;
 uniform vec3 lightPos;
 uniform vec3 lightColor;
-uniform sampler2D texture0;
+uniform sampler2DArray texture0;
 
 in vec4 FarColor;
 in vec3 Normal;
 in vec3 FragPos;
 in vec2 TexCoord;
 in vec4 TexType;
-in float RealType;
 
 void main()
 {
-    float tileSize = 64.0 / 512.0;
-
-    float baseWeight = 0.2;
-    float dominantWeight = 0.4;
-
-    vec4 weights = vec4(baseWeight);
-    vec2 uvOffsets[4];
-    for (int i = 0; i < 4; i++) {
-        float type = TexType[i];
-        uvOffsets[i] = vec2(mod(type, 8.0), floor(type / 8.0)) * tileSize;
-        if (type == RealType) {
-            weights[i] = dominantWeight;
-        }
-    }
-
     vec4 blendedColor[4];
     for (int i = 0; i < 4; i++) {
-        vec2 uv = TexCoord * tileSize + uvOffsets[i];
-        blendedColor[i] = texture(texture0, uv);
+        float type = TexType[i];
+        blendedColor[i] = texture(texture0, vec3(TexCoord, type));
     }
 
     float weightX = TexCoord.x;

Map3DRendering/Shaders/shader.vert

@@ -5,7 +5,6 @@ layout (location = 2) in vec4 aColor;
 layout (location = 3) in vec4 aColorFar;
 layout (location = 4) in vec2 aTexCoord;
 layout (location = 5) in vec4 aTexType;
-layout (location = 6) in float aRealTexType;
 
 uniform mat4 model;
 uniform mat4 view;
@@ -17,7 +16,6 @@ out vec4 Color;
 out vec4 FarColor;
 out vec2 TexCoord;
 out vec4 TexType;
-out float RealType;
 
 void main()
 {
@@ -28,5 +26,4 @@ void main()
     FarColor = aColorFar;
     TexCoord = aTexCoord;
     TexType = aTexType;
-    RealType = aRealTexType;
 }

Map3DRendering/Window.cs

@@ -53,8 +53,10 @@ namespace Map3DRendering {
             _shader.Use();
 
             mapRender.OnLoad(_shader);
-            _texture = Texture.LoadFromFile("atlas.jpg");
-            _texture.Use(TextureUnit.Texture0);
+
+            var file = Directory.EnumerateFiles(@"./terrains");
+            _texture = Texture.LoadFromArray(file.ToArray());
+            _texture.UseArray(TextureUnit.Texture0);
 
             axesGizmo = new AxesGizmo();
 
@@ -74,15 +76,14 @@ namespace Map3DRendering {
             GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
 
             _shader.Use();
-            _texture.Use(TextureUnit.Texture0);
+            _texture.UseArray(TextureUnit.Texture0);
 
             _shader.SetMatrix4("view", _camera.GetViewMatrix());
             _shader.SetMatrix4("projection", _camera.GetProjectionMatrix());
 
             //_shader.SetVector3("objectColor", new Vector3(0.5f, 0.5f, 0.5f));
             _shader.SetVector3("lightColor", new Vector3(1.0f, 1.0f, 1.0f));
-            _shader.SetVector3("lightPos", _lightPosVec);
-            //_shader.SetVector3("viewPos", _camera.Position);
+            _shader.SetVector3("lightPos", _camera.Position);
 
             GL.LineWidth(5.0f);
 
@@ -142,10 +143,10 @@ namespace Map3DRendering {
                 _camera.Position += _camera.Right * cameraSpeed * (float)e.Time; // Right
             }
             if (input.IsKeyDown(Keys.Space)) {
-                _camera.Position += _camera.Up * cameraSpeed * (float)e.Time; // Up
+                _camera.Position += Vector3.UnitY * cameraSpeed * (float)e.Time; // Up
             }
             if (input.IsKeyDown(Keys.LeftShift)) {
-                _camera.Position -= _camera.Up * cameraSpeed * (float)e.Time; // Down
+                _camera.Position -= Vector3.UnitY * cameraSpeed * (float)e.Time; // Down
             }
 
             // Get the mouse state