private static void AddFaceToVbo(Block block, Vector3i blockPos, BlockFace blockFace, VertexArrayObject <Vector3> vao)
{
int indicesOffset = vao.GetBuffer(0).Length;
for (int i = 0; i < 4; i++)
{
vao.Add(0, facePositions[(int)blockFace * 4 + i] + blockPos.AsVector3());
}
int textureIndex = block.GetTextureId(blockFace);
for (int i = 0; i < 4; i++)
{
vao.Add(1, new Vector3(faceTexCoords[i])
{
Z = textureIndex
});
}
uint[] newIndices = new uint[faceIndices.Length];
for (int i = 0; i < newIndices.Length; i++)
{
newIndices[i] = (uint)(faceIndices[i] + indicesOffset);
}
vao.AddIndices(newIndices);
}
void addRandomTrees(VertexArrayObject <MeshData, InstancedData> vao,
int count, string objPath, string diffTexPath, float _scale = 1f)
{
VAOItem <InstancedData> vaoi = (VAOItem <InstancedData>)vao.Add(OBJMeshLoader.Load(objPath));
vaoi.DiffuseTexture = Tetra.Texture.Load(diffTexPath);
vaoi.InstancedDatas = new Tetra.InstancedData[count];
for (int i = 0; i < count; i++)
{
Vector2 pos = new Vector2((float)rnd.NextDouble() * terrain.GridSize, (float)rnd.NextDouble() * terrain.GridSize);
float scale = (float)(rnd.NextDouble() * 0.002f + 0.004f) * _scale;
vaoi.InstancedDatas[i].modelMats = Matrix4.CreateRotationX(MathHelper.PiOver2) * Matrix4.CreateScale(scale) * Matrix4.CreateTranslation(pos.X, pos.Y, 0f);
}
vaoi.UpdateInstancesData();
}
void addRandomTrees(VertexArrayObject<MeshData, InstancedData> vao,
int count, string objPath, string diffTexPath, float _scale=1f)
{
VAOItem<InstancedData> vaoi = (VAOItem<InstancedData>)vao.Add (OBJMeshLoader.Load (objPath));
vaoi.DiffuseTexture = Tetra.Texture.Load(diffTexPath);
vaoi.InstancedDatas = new Tetra.InstancedData[count];
for (int i = 0; i < count; i++) {
Vector2 pos = new Vector2 ((float)rnd.NextDouble() * terrain.GridSize, (float)rnd.NextDouble() * terrain.GridSize);
float scale = (float)(rnd.NextDouble () * 0.002f + 0.004f)*_scale;
vaoi.InstancedDatas[i].modelMats =Matrix4.CreateRotationX (MathHelper.PiOver2) * Matrix4.CreateScale (scale)* Matrix4.CreateTranslation(pos.X, pos.Y, 0f);
}
vaoi.UpdateInstancesData ();
}
void initScene(){
heolBones[5] = 10f;
pawnBones [2] = 0.299f;
pawnBones [5] = 0.90812f;
int nbHeol = 5;
terrain = new Terrain (ClientRectangle.Size);
terrain.gridShader.ShadowMap = shadowMap;
vaoDeformables = new VertexArrayObject<WeightedMeshData, WeightedInstancedData> ();
vaoObjects = new VertexArrayObject<MeshData, InstancedData> ();
car = (VAOItem<InstancedData>)vaoObjects.Add (OBJMeshLoader.Load ("Meshes/car.obj"));
car.DiffuseTexture = Tetra.Texture.Load ("Meshes/0000.png");
car.InstancedDatas = new InstancedData[nbHeol];
for (int i = 0; i < nbHeol; i++) {
Vector2 pos = new Vector2 ((float)rnd.Next(0,terrain.GridSize), (float)rnd.Next(0,terrain.GridSize));
car.InstancedDatas[i].modelMats = Matrix4.CreateScale(0.2f) * Matrix4.CreateTranslation (pos.X-(pos.X % 4f) + 0.5f, pos.Y-(pos.Y % 4f) + 0.5f, 0.1f);
}
car.UpdateInstancesData();
nbHeol = 50;
// trees = (VAOItem<WeightedInstancedData>)vaoDeformables.Add (OBJMeshLoader.Load ("Meshes/trees/treesTrunk.obj"));
// treesLeave = (VAOItem<WeightedInstancedData>)vaoDeformables.Add (OBJMeshLoader.Load ("Meshes/trees/treesLeaves.obj"));
// trees.DiffuseTexture = Tetra.Texture.Load ("Meshes/trees/treeTrunk.jpg");
// treesLeave.DiffuseTexture = Tetra.Texture.Load ("Meshes/trees/treeLeaves.png");
// trees.InstancedDatas = new Tetra.WeightedInstancedData[nbHeol];
// treesLeave.InstancedDatas = new Tetra.WeightedInstancedData[nbHeol];
// for (int i = 0; i < nbHeol; i++) {
// Vector2 pos = new Vector2 ((float)rnd.Next(0,terrain.GridSize), (float)rnd.Next(0,terrain.GridSize));
// float angle = (float)(rnd.NextDouble() * Math.PI);
// trees.InstancedDatas[i].modelMats = Matrix4.CreateRotationZ(angle) * Matrix4.CreateScale(4f) * Matrix4.CreateTranslation (pos.X-(pos.X % 4f) + 0.5f, pos.Y-(pos.Y % 4f) + 0.5f, 0f);
// treesLeave.InstancedDatas [i].modelMats = trees.InstancedDatas [i].modelMats;
// }
// trees.UpdateInstancesData();
//
// treesLeave.UpdateInstancesData();
//HEOLIENNES
nbHeol = 5;
// heoliennes = (VAOItem<WeightedInstancedData>)vaoDeformables.Add (OBJMeshLoader.Load ("Meshes/heolienne.obj"));
// heoliennes.DiffuseTexture = Tetra.Texture.Load ("Meshes/heolienne.png");
// heoliennes.InstancedDatas = new Tetra.WeightedInstancedData[nbHeol];
// for (int i = 0; i < nbHeol; i++) {
// Vector2 pos = new Vector2 ((float)rnd.Next(0,terrain.GridSize), (float)rnd.Next(0,terrain.GridSize));
// heoliennes.InstancedDatas[i].modelMats = Matrix4.CreateScale(0.1f) * Matrix4.CreateTranslation (pos.X-(pos.X % 4f) + 0.5f, pos.Y-(pos.Y % 4f) + 0.5f, 0f);
// heoliennes.InstancedDatas [i].quat0 = Quaternion.Identity;
// heoliennes.InstancedDatas [i].quat1 = Quaternion.Identity;
// heoliennes.InstancedDatas [i].quat2 = Quaternion.Identity;
// heoliennes.InstancedDatas [i].quat3 = Quaternion.Identity;
//// heoliennes.InstancedDatas [i].bpos0 = new Vector4 (0f, 0f, 0f, 0f);
//// heoliennes.InstancedDatas [i].bpos1 = new Vector4 (0f, 0f, 0f, 0f);
//// heoliennes.InstancedDatas [i].bpos2 = new Vector4 (0f, 0f, 0f, 0f);
//// heoliennes.InstancedDatas [i].bpos3 = new Vector4 (0f, 0f, 0f, 0f);
// }
// heoliennes.UpdateInstancesData();
nbHeol = 5;
heollow = (VAOItem<WeightedInstancedData>)vaoDeformables.Add (OBJMeshLoader.Load ("Meshes/heolienne_lod0.obj"));
heollow.DiffuseTexture = Tetra.Texture.Load ("Meshes/heollow.png");
heollow.InstancedDatas = new Tetra.WeightedInstancedData[nbHeol];
for (int i = 0; i < nbHeol; i++) {
Vector2 pos = new Vector2 ((float)rnd.Next(0,terrain.GridSize), (float)rnd.Next(0,terrain.GridSize));
heollow.InstancedDatas[i].modelMats = Matrix4.CreateTranslation (pos.X-(pos.X % 4f) + 0.5f, pos.Y-(pos.Y % 4f) + 0.5f, 0f);
heollow.InstancedDatas [i].quat0 = Quaternion.Identity;
heollow.InstancedDatas [i].quat1 = Quaternion.Identity;
heollow.InstancedDatas [i].quat2 = Quaternion.Identity;
heollow.InstancedDatas [i].quat3 = Quaternion.Identity;
// heollow.InstancedDatas [i].bpos0 = new Vector4 (0f, 0f, 0f, 0f);
// heollow.InstancedDatas [i].bpos1 = new Vector4 (0f, 0f, 0f, 0f);
// heollow.InstancedDatas [i].bpos2 = new Vector4 (0f, 0f, 0f, 0f);
// heollow.InstancedDatas [i].bpos3 = new Vector4 (0f, 0f, 0f, 0f);
}
heollow.UpdateInstancesData();
// pawn = (VAOItem<WeightedInstancedData>)vaoDeformables.Add (OBJMeshLoader.Load ("Meshes/pawn.obj"));
// pawn.DiffuseTexture = Tetra.Texture.Load ("Meshes/pawn.png");
// pawn.InstancedDatas = new Tetra.WeightedInstancedData[nbHeol];
// for (int i = 0; i < nbHeol; i++) {
// Vector2 pos = new Vector2 ((float)rnd.Next(0,terrain.GridSize), (float)rnd.Next(0,terrain.GridSize));
// pawn.InstancedDatas[i].modelMats = Matrix4.CreateTranslation (pos.X-(pos.X % 4f) + 0.5f, pos.Y-(pos.Y % 4f) + 0.5f, 0f);
// pawn.InstancedDatas [i].quat0 = Quaternion.Identity;
// pawn.InstancedDatas [i].quat1 = Quaternion.Identity;
// pawn.InstancedDatas [i].quat2 = Quaternion.Identity;
// pawn.InstancedDatas [i].quat3 = Quaternion.Identity;
// }
// pawn.UpdateInstancesData();
//landItemsVao.ComputeTangents();
vaoDeformables.BuildBuffers ();
vaoObjects.BuildBuffers ();
// const float treezone = 32;
// const int treeCount = 50;
// transparentItemsVao = new VertexArrayObject<MeshData, VAOInstancedData> ();
//
// //====TREE1====
// // vaoi = transparentItemsVao.Add (Tetra.OBJMeshLoader.Load ("#Ottd3D.images.trees.obj__pinet1.obj"));
// // vaoi.DiffuseTexture = Tetra.Texture.Load("#Ottd3D.images.trees.pinet1.png");
// // vaoi.modelMats = new Matrix4[treeCount];
// // for (int i = 0; i < treeCount; i++) {
// // Vector2 pos = new Vector2 ((float)rnd.NextDouble() * treezone, (float)rnd.NextDouble() * treezone);
// // float scale = (float)rnd.NextDouble () * 0.002f + 0.004f;
// // vaoi.modelMats[i] =treeRot * Matrix4.CreateScale (scale)* Matrix4.CreateTranslation(pos.X, pos.Y, 0f);
// // }
// // vaoi.UpdateInstancesData ();
//
// //====TREE2====
// // addRandomTrees (transparentItemsVao, treeCount,
// // "#Ottd3D.images.trees.simple.obj",
// // "#Ottd3D.images.trees.birch_tree_small_20131230_2041956203.png",400f);
//
// // addRandomTrees (transparentItemsVao, treeCount,
// // "#Ottd3D.images.trees.obj__pinet1.obj",
// // "#Ottd3D.images.trees.pinet1.png",5f);
// addRandomTrees (transparentItemsVao, treeCount,
// "images/trees/obj__pinet2.obj",
// "images/trees/pinet2.png",3f);
// // addRandomTrees (transparentItemsVao, treeCount,
// // "#Ottd3D.images.trees.obj__tree1.obj",
// // "#Ottd3D.images.trees.tree1.png",5f);
// // addRandomTrees (transparentItemsVao, treeCount,
// // "#Ottd3D.images.trees.obj__tree2.obj",
// // "#Ottd3D.images.trees.tree2.png", 5f);
// // addRandomTrees (transparentItemsVao, treeCount,
// // "#Ottd3D.images.trees.obj__tree3.obj",
// // "#Ottd3D.images.trees.tree3.png", 5f);
//
// //transparentItemsVao.ComputeTangents ();
// transparentItemsVao.BuildBuffers ();
}
public static void AddFaceToVao(WorldServer world, Vector3i blockPos, int x, int y, int z, Block block, BlockFace face, BlockModel.FaceData data, VertexArrayObject vao, Matrix4 transform)
{
var faceId = (int)face - 1;
var indicesOffset = vao.VertexCount;
//var transform = Matrix4.CreateScale()//Matrix4.Identity;//block.GetTransform(world, blockPos, face);
var texture = data.LoadedTexture; //block.GetTexture(world, blockPos, face);
//var overlayTexture = block.GetOverlayTexture(world, blockPos, face);
var texCoords = data.GetTexCoords(); //block.GetTexCoords(world, blockPos, face) ?? FaceTexCoords;
//var overlayTexCoords = block.GetOverlayTexCoords(world, blockPos, face) ?? FaceTexCoords;
var color = data.TintIndex == -1 ? new Vector4(1) : block.GetTintColor(world, blockPos, data.TintIndex).ToVector4();
var normal = face.GetNormal();
if (texCoords.Length != 4)
{
throw new Exception($"\"{block}\" invalid texture coords array length!");
}
var vPositions = new Vector3[4];
var vTexCoords = new Vector4[4];
var vOverlayTexCoords = new Vector4[4]; //TODO: Remove
var vBrightness = new Vector3[4];
for (var j = 0; j < 4; j++)
{
var vertexPosition = FacePositions[faceId * 4 + j];
var position = (new Vector4(vertexPosition, 1) * transform).Xyz + new Vector3(x, y, z);
//tex coords are -1 if texture is null
var texCoord = texture == null ? new Vector4(-1) : new Vector4(texCoords[j])
{
//texCoord z = texId, w = textureArrayId
Z = texture.TextureId,
W = texture.ArrayId
};
//per vertex light value interpolation (smooth lighting + free ambient occlusion)
var brightness = CalculateBrightness(world, block, blockPos, face, vertexPosition);
//TODO: transform normals
vPositions[j] = position;
vTexCoords[j] = texCoord;
vOverlayTexCoords[j] = new Vector4(-1);
vBrightness[j] = brightness;
}
//Flip faces to fix ambient occlusion anisotrophy
//https://0fps.net/2013/07/03/ambient-occlusion-for-minecraft-like-worlds/
for (var j = 0; j < 4; j++)
{
vao.Add(vPositions[j], vTexCoords[j], new Vector4(normal), color.Xyz, vBrightness[j]);
}
var newIndices = new uint[FaceIndices.Length];
if ((vBrightness[0] + vBrightness[3]).LengthSquared > (vBrightness[1] + vBrightness[2]).LengthSquared)
{
for (var j = 0; j < newIndices.Length; j++)
{
newIndices[j] = (uint)(FlippedFaceIndices[j] + indicesOffset);
}
}
else
{
for (var j = 0; j < newIndices.Length; j++)
{
newIndices[j] = (uint)(FaceIndices[j] + indicesOffset);
}
}
//Calculate face middle for transparency sorting
var faceMiddle = Vector3.Zero;
if (vao is SortedVertexArrayObject)
{
faceMiddle = vPositions.Aggregate(faceMiddle, (current, pos) => current + pos);
faceMiddle = faceMiddle / vPositions.Length + blockPos.ToVector3() - new Vector3(x, y, z);
}
vao.AddFace(newIndices, faceMiddle);
}
void initScene()
{
heolBones[5] = 10f;
pawnBones [2] = 0.299f;
pawnBones [5] = 0.90812f;
int nbHeol = 5;
terrain = new Terrain(ClientRectangle.Size);
terrain.gridShader.ShadowMap = shadowMap;
vaoDeformables = new VertexArrayObject <WeightedMeshData, WeightedInstancedData> ();
vaoObjects = new VertexArrayObject <MeshData, InstancedData> ();
car = (VAOItem <InstancedData>)vaoObjects.Add(OBJMeshLoader.Load("Meshes/car.obj"));
car.DiffuseTexture = Tetra.Texture.Load("Meshes/0000.png");
car.InstancedDatas = new InstancedData[nbHeol];
for (int i = 0; i < nbHeol; i++)
{
Vector2 pos = new Vector2((float)rnd.Next(0, terrain.GridSize), (float)rnd.Next(0, terrain.GridSize));
car.InstancedDatas[i].modelMats = Matrix4.CreateScale(0.2f) * Matrix4.CreateTranslation(pos.X - (pos.X % 4f) + 0.5f, pos.Y - (pos.Y % 4f) + 0.5f, 0.1f);
}
car.UpdateInstancesData();
nbHeol = 50;
// trees = (VAOItem<WeightedInstancedData>)vaoDeformables.Add (OBJMeshLoader.Load ("Meshes/trees/treesTrunk.obj"));
// treesLeave = (VAOItem<WeightedInstancedData>)vaoDeformables.Add (OBJMeshLoader.Load ("Meshes/trees/treesLeaves.obj"));
// trees.DiffuseTexture = Tetra.Texture.Load ("Meshes/trees/treeTrunk.jpg");
// treesLeave.DiffuseTexture = Tetra.Texture.Load ("Meshes/trees/treeLeaves.png");
// trees.InstancedDatas = new Tetra.WeightedInstancedData[nbHeol];
// treesLeave.InstancedDatas = new Tetra.WeightedInstancedData[nbHeol];
// for (int i = 0; i < nbHeol; i++) {
// Vector2 pos = new Vector2 ((float)rnd.Next(0,terrain.GridSize), (float)rnd.Next(0,terrain.GridSize));
// float angle = (float)(rnd.NextDouble() * Math.PI);
// trees.InstancedDatas[i].modelMats = Matrix4.CreateRotationZ(angle) * Matrix4.CreateScale(4f) * Matrix4.CreateTranslation (pos.X-(pos.X % 4f) + 0.5f, pos.Y-(pos.Y % 4f) + 0.5f, 0f);
// treesLeave.InstancedDatas [i].modelMats = trees.InstancedDatas [i].modelMats;
// }
// trees.UpdateInstancesData();
//
// treesLeave.UpdateInstancesData();
//HEOLIENNES
nbHeol = 5;
// heoliennes = (VAOItem<WeightedInstancedData>)vaoDeformables.Add (OBJMeshLoader.Load ("Meshes/heolienne.obj"));
// heoliennes.DiffuseTexture = Tetra.Texture.Load ("Meshes/heolienne.png");
// heoliennes.InstancedDatas = new Tetra.WeightedInstancedData[nbHeol];
// for (int i = 0; i < nbHeol; i++) {
// Vector2 pos = new Vector2 ((float)rnd.Next(0,terrain.GridSize), (float)rnd.Next(0,terrain.GridSize));
// heoliennes.InstancedDatas[i].modelMats = Matrix4.CreateScale(0.1f) * Matrix4.CreateTranslation (pos.X-(pos.X % 4f) + 0.5f, pos.Y-(pos.Y % 4f) + 0.5f, 0f);
// heoliennes.InstancedDatas [i].quat0 = Quaternion.Identity;
// heoliennes.InstancedDatas [i].quat1 = Quaternion.Identity;
// heoliennes.InstancedDatas [i].quat2 = Quaternion.Identity;
// heoliennes.InstancedDatas [i].quat3 = Quaternion.Identity;
//// heoliennes.InstancedDatas [i].bpos0 = new Vector4 (0f, 0f, 0f, 0f);
//// heoliennes.InstancedDatas [i].bpos1 = new Vector4 (0f, 0f, 0f, 0f);
//// heoliennes.InstancedDatas [i].bpos2 = new Vector4 (0f, 0f, 0f, 0f);
//// heoliennes.InstancedDatas [i].bpos3 = new Vector4 (0f, 0f, 0f, 0f);
// }
// heoliennes.UpdateInstancesData();
nbHeol = 5;
heollow = (VAOItem <WeightedInstancedData>)vaoDeformables.Add(OBJMeshLoader.Load("Meshes/heolienne_lod0.obj"));
heollow.DiffuseTexture = Tetra.Texture.Load("Meshes/heollow.png");
heollow.InstancedDatas = new Tetra.WeightedInstancedData[nbHeol];
for (int i = 0; i < nbHeol; i++)
{
Vector2 pos = new Vector2((float)rnd.Next(0, terrain.GridSize), (float)rnd.Next(0, terrain.GridSize));
heollow.InstancedDatas[i].modelMats = Matrix4.CreateTranslation(pos.X - (pos.X % 4f) + 0.5f, pos.Y - (pos.Y % 4f) + 0.5f, 0f);
heollow.InstancedDatas [i].quat0 = Quaternion.Identity;
heollow.InstancedDatas [i].quat1 = Quaternion.Identity;
heollow.InstancedDatas [i].quat2 = Quaternion.Identity;
heollow.InstancedDatas [i].quat3 = Quaternion.Identity;
// heollow.InstancedDatas [i].bpos0 = new Vector4 (0f, 0f, 0f, 0f);
// heollow.InstancedDatas [i].bpos1 = new Vector4 (0f, 0f, 0f, 0f);
// heollow.InstancedDatas [i].bpos2 = new Vector4 (0f, 0f, 0f, 0f);
// heollow.InstancedDatas [i].bpos3 = new Vector4 (0f, 0f, 0f, 0f);
}
heollow.UpdateInstancesData();
// pawn = (VAOItem<WeightedInstancedData>)vaoDeformables.Add (OBJMeshLoader.Load ("Meshes/pawn.obj"));
// pawn.DiffuseTexture = Tetra.Texture.Load ("Meshes/pawn.png");
// pawn.InstancedDatas = new Tetra.WeightedInstancedData[nbHeol];
// for (int i = 0; i < nbHeol; i++) {
// Vector2 pos = new Vector2 ((float)rnd.Next(0,terrain.GridSize), (float)rnd.Next(0,terrain.GridSize));
// pawn.InstancedDatas[i].modelMats = Matrix4.CreateTranslation (pos.X-(pos.X % 4f) + 0.5f, pos.Y-(pos.Y % 4f) + 0.5f, 0f);
// pawn.InstancedDatas [i].quat0 = Quaternion.Identity;
// pawn.InstancedDatas [i].quat1 = Quaternion.Identity;
// pawn.InstancedDatas [i].quat2 = Quaternion.Identity;
// pawn.InstancedDatas [i].quat3 = Quaternion.Identity;
// }
// pawn.UpdateInstancesData();
//landItemsVao.ComputeTangents();
vaoDeformables.BuildBuffers();
vaoObjects.BuildBuffers();
// const float treezone = 32;
// const int treeCount = 50;
// transparentItemsVao = new VertexArrayObject<MeshData, VAOInstancedData> ();
//
// //====TREE1====
// // vaoi = transparentItemsVao.Add (Tetra.OBJMeshLoader.Load ("#Ottd3D.images.trees.obj__pinet1.obj"));
// // vaoi.DiffuseTexture = Tetra.Texture.Load("#Ottd3D.images.trees.pinet1.png");
// // vaoi.modelMats = new Matrix4[treeCount];
// // for (int i = 0; i < treeCount; i++) {
// // Vector2 pos = new Vector2 ((float)rnd.NextDouble() * treezone, (float)rnd.NextDouble() * treezone);
// // float scale = (float)rnd.NextDouble () * 0.002f + 0.004f;
// // vaoi.modelMats[i] =treeRot * Matrix4.CreateScale (scale)* Matrix4.CreateTranslation(pos.X, pos.Y, 0f);
// // }
// // vaoi.UpdateInstancesData ();
//
// //====TREE2====
// // addRandomTrees (transparentItemsVao, treeCount,
// // "#Ottd3D.images.trees.simple.obj",
// // "#Ottd3D.images.trees.birch_tree_small_20131230_2041956203.png",400f);
//
// // addRandomTrees (transparentItemsVao, treeCount,
// // "#Ottd3D.images.trees.obj__pinet1.obj",
// // "#Ottd3D.images.trees.pinet1.png",5f);
// addRandomTrees (transparentItemsVao, treeCount,
// "images/trees/obj__pinet2.obj",
// "images/trees/pinet2.png",3f);
// // addRandomTrees (transparentItemsVao, treeCount,
// // "#Ottd3D.images.trees.obj__tree1.obj",
// // "#Ottd3D.images.trees.tree1.png",5f);
// // addRandomTrees (transparentItemsVao, treeCount,
// // "#Ottd3D.images.trees.obj__tree2.obj",
// // "#Ottd3D.images.trees.tree2.png", 5f);
// // addRandomTrees (transparentItemsVao, treeCount,
// // "#Ottd3D.images.trees.obj__tree3.obj",
// // "#Ottd3D.images.trees.tree3.png", 5f);
//
// //transparentItemsVao.ComputeTangents ();
// transparentItemsVao.BuildBuffers ();
}