コード例 #1
0
 public PlanetScene()
 {
     var sphere = Object3dInfo.LoadFromObjSingle(Media.Get("planet.obj"));
     var planet = new Mesh3d(sphere, new GenericMaterial(Color.Red));
     planet.Scale(30000);
     (planet.MainMaterial as GenericMaterial).Type = GenericMaterial.MaterialType.PlanetSurface;
     (planet.MainMaterial as GenericMaterial).TesselationMultiplier = 0.007f;
     planet.Translate(0, -30500, 0);
     
     Add(planet);
 }
コード例 #2
0
ファイル: FortressScene.cs プロジェクト: yanko/vengine
        public FortressScene()
        {
            Object3dInfo skydomeInfo = Object3dInfo.LoadFromObjSingle(Media.Get("usky.obj"));
            var skydomeMaterial = GenericMaterial.FromMedia("skyreal.png");
            var skydome = new Mesh3d(skydomeInfo, skydomeMaterial);
            skydome.Scale(55000);
            skydome.Translate(0, -100, 0);
            //skydome.IgnoreLighting = true;
            //skydome.DiffuseComponent = 0.2f;
            Add(skydome);
               /* var sun = new Sun(new Vector3(0.1f, -1, 0).ToQuaternion(Vector3.UnitY), new Vector4(1, 0.97f, 0.92f, 120), 300, 100, 70, 40, 10, 1);
            GLThread.OnUpdate += (o, e) =>
            {
                var kb = OpenTK.Input.Keyboard.GetState();
                if(kb.IsKeyDown(OpenTK.Input.Key.U))
                {
                    var quat = Quaternion.FromAxisAngle(sun.Orientation.GetTangent(MathExtensions.TangentDirection.Left), -0.01f);
                    sun.Orientation = Quaternion.Multiply(sun.Orientation, quat);
                }
                if(kb.IsKeyDown(OpenTK.Input.Key.J))
                {
                    var quat = Quaternion.FromAxisAngle(sun.Orientation.GetTangent(MathExtensions.TangentDirection.Left), 0.01f);
                    sun.Orientation = Quaternion.Multiply(sun.Orientation, quat);
                }
                if(kb.IsKeyDown(OpenTK.Input.Key.H))
                {
                    var quat = Quaternion.FromAxisAngle(Vector3.UnitY, -0.01f);
                    sun.Orientation = Quaternion.Multiply(sun.Orientation, quat);
                }
                if(kb.IsKeyDown(OpenTK.Input.Key.K))
                {
                    var quat = Quaternion.FromAxisAngle(Vector3.UnitY, 0.01f);
                    sun.Orientation = Quaternion.Multiply(sun.Orientation, quat);
                }
            };*/

            List<Mesh3d> nodes1 = new List<Mesh3d>();
            List<Mesh3d> leaves1 = new List<Mesh3d>();
            Random rand = new Random();
            for(int x = 0; x < 3; x++)
            {
                for(int z = 0; z < 3; z++)
                {
                    var tree = TreeGenerator.CreateTree(MathHelper.DegreesToRadians(30), MathHelper.DegreesToRadians(45), 4, 4, 6666, 0.3f, true);
                    var scale = (float)rand.NextDouble() * 2 + 1;
                    var tx = (float)rand.NextDouble() * 2 + 4;
                    var ty = (float)rand.NextDouble() * 2 + 4;
                    var mergedNodes = tree[0].Merge();
                    mergedNodes.Translate(x * 5 + tx, 0, z * 5 + ty);
                    mergedNodes.Scale(scale);
                    nodes1.Add(mergedNodes);

                    var mergedLeaves = tree[1].Merge();
                    mergedLeaves.Translate(x * 5 + tx, 0, z * 5 + ty);
                    mergedLeaves.Scale(scale);
                    leaves1.Add(mergedLeaves);

                    //tree[0].ObjectInfo.FreeCPUMemory();
                    //tree[1].ObjectInfo.FreeCPUMemory();
                }
            }
            Mesh3d singleNodes = Mesh3d.Merge(nodes1);
            Mesh3d singleLeaves = Mesh3d.Merge(leaves1);
            foreach(var o in nodes1)
                o.MainObjectInfo.FreeCPUMemory();
            foreach(var o in leaves1)
                o.MainObjectInfo.FreeCPUMemory();

            InstancedMesh3d nodes = new InstancedMesh3d(singleNodes.MainObjectInfo, singleNodes.MainMaterial);
            InstancedMesh3d leaves = new InstancedMesh3d(singleLeaves.MainObjectInfo, singleLeaves.MainMaterial);
            for(int x = 0; x < 1; x++)
            {
                for(int z = 0; z < 1; z++)
                {
                    nodes.Transformations.Add(new TransformationManager(new Vector3(x * 50, 0, z * 50)));
                    leaves.Transformations.Add(new TransformationManager(new Vector3(x * 50, 0, z * 50)));
                }
            }
            nodes.UpdateMatrix();
            leaves.UpdateMatrix();
            Add(nodes);
            Add(leaves);

            /*GLThread.CreateTimer(() =>
            {
                GLThread.Invoke(() => read());

            }, 2000).Start();*/
            Object3dInfo waterInfo = Object3dGenerator.CreateTerrain(new Vector2(-200, -200), new Vector2(200, 200), new Vector2(100, 100), Vector3.UnitY, 333, (x, y) => 0);

            var color = GenericMaterial.FromMedia("checked.png");
            //color.SetBumpMapFromMedia("lightref.png");
            Mesh3d water = new Mesh3d(waterInfo, color);
            water.SetMass(0);
            water.Translate(0, 0, 0);
            water.SetCollisionShape(new BulletSharp.StaticPlaneShape(Vector3.UnitY, 0));
            Add(water);
        }
コード例 #3
0
ファイル: Object3dInfo.cs プロジェクト: yanko/vengine
        public static List<Mesh3d> LoadSceneFromCollada(string infile)
        {
            List<Mesh3d> infos = new List<Mesh3d>();

            XDocument xml = XDocument.Load(infile);
            var colladaNode = xml.Elements().First();
            var lib = colladaNode.SelectSingle("library_geometries");
            var geometries = lib.SelectMany("geometry");

            foreach(var geom in geometries)
            {
                try
                {
                    string geoID = geom.Attribute("id").Value;
                    string geoName = geom.Attribute("name").Value;
                    List<float> xyzs = geom.SelectSingle("mesh").SelectMany("source").ElementAt(0).SelectSingle("float_array").Value.Split(new char[] { ' ' }).Select<string, float>((a) => float.Parse(a, System.Globalization.NumberFormatInfo.InvariantInfo)).ToList();
                    List<float> normals = geom.SelectSingle("mesh").SelectMany("source").ElementAt(1).SelectSingle("float_array").Value.Trim().Split(new char[] { ' ' }).Select<string, float>((a) => float.Parse(a, System.Globalization.NumberFormatInfo.InvariantInfo)).ToList();

                    List<float> uvs = null;
                    try
                    {
                        uvs = geom.SelectSingle("mesh").SelectMany("source").ElementAt(2).SelectSingle("float_array").Value.Trim().Split(new char[] { ' ' }).Select<string, float>((a) => float.Parse(a, System.Globalization.NumberFormatInfo.InvariantInfo)).ToList();
                    }
                    catch
                    {
                        uvs = new List<float>();
                    }
                    List<int> indices = geom.SelectSingle("mesh").SelectSingle("polylist").SelectSingle("p").Value.Trim().Split(new char[] { ' ' }).Select<string, int>((a) => int.Parse(a)).ToList();
                    List<float> VBO = new List<float>();
                    List<uint> indicesNew = new List<uint>();
                    uint vcount = 0;
                    for(int i = 0; i < indices.Count; )
                    {
                        int vid = indices[i] * 3;
                        int nid = indices[i + 1] * 3;
                        int uid = indices[i + 2] * 2;
                        indicesNew.Add(vcount++);
                        VBO.AddRange(new float[] { -xyzs[vid + 1], xyzs[vid + 2], -xyzs[vid] });
                        if(uvs.Count > 0)
                        {
                            VBO.AddRange(new float[] { uvs[uid], uvs[uid + 1] });
                            i += 3;
                        }
                        else
                        {
                            VBO.AddRange(new float[] { 0, 0 });
                            i += 2;
                        }
                        VBO.AddRange(new float[] { -normals[nid + 1], normals[nid + 2], -normals[nid] });
                    }
                    var objinfo = new Object3dInfo(VBO, indicesNew);
                    var transformationNode = colladaNode.SelectSingle("library_visual_scenes").SelectSingle("visual_scene").SelectMany("node").First((a) => a.SelectSingle("instance_geometry").Attribute("url").Value == "#" + geoID);
                    var mesh = new Mesh3d(objinfo, new GenericMaterial(Color.White));
                    List<float> transVector = transformationNode.SelectMany("translate").First((a) => a.Attribute("sid").Value == "location").Value.Trim().Split(new char[] { ' ' }).Select<string, float>((a) => float.Parse(a, System.Globalization.NumberFormatInfo.InvariantInfo)).ToList();
                    List<List<float>> rots = transformationNode.SelectMany("rotate").Select<XElement, List<float>>((a) => a.Value.Trim().Split(new char[] { ' ' }).Select<string, float>((ax) => float.Parse(ax, System.Globalization.NumberFormatInfo.InvariantInfo)).ToList()).ToList();
                    List<float> scale = transformationNode.SelectMany("scale").First((a) => a.Attribute("sid").Value == "scale").Value.Trim().Split(new char[] { ' ' }).Select<string, float>((a) => float.Parse(a, System.Globalization.NumberFormatInfo.InvariantInfo)).ToList();
                    mesh.Translate(-transVector[1], transVector[2], -transVector[0]);
                    foreach(var r in rots)
                        mesh.Rotate(Quaternion.FromAxisAngle(new Vector3(-r[1], r[2], -r[0]), MathHelper.DegreesToRadians(r[3])));
                    mesh.Scale(scale[1], scale[2], scale[0]);
                    infos.Add(mesh);
                }
                catch
                {
                }
            }

            return infos;
        }
コード例 #4
0
ファイル: SculptScene.cs プロジェクト: yanko/vengine
        public SculptScene()
        {
            var sun = new Sun(new Vector3(0.1f, -1, 0).ToQuaternion(Vector3.UnitY), new Vector4(1, 0.97f, 0.92f, 120), 300, 100, 70, 40, 10, 1);
            GLThread.OnUpdate += (o, e) =>
            {
                var kb = OpenTK.Input.Keyboard.GetState();
                if(kb.IsKeyDown(OpenTK.Input.Key.U))
                {
                    var quat = Quaternion.FromAxisAngle(sun.Orientation.GetTangent(MathExtensions.TangentDirection.Left), -0.01f);
                    sun.Orientation = Quaternion.Multiply(sun.Orientation, quat);
                }
                if(kb.IsKeyDown(OpenTK.Input.Key.J))
                {
                    var quat = Quaternion.FromAxisAngle(sun.Orientation.GetTangent(MathExtensions.TangentDirection.Left), 0.01f);
                    sun.Orientation = Quaternion.Multiply(sun.Orientation, quat);
                }
                if(kb.IsKeyDown(OpenTK.Input.Key.H))
                {
                    var quat = Quaternion.FromAxisAngle(Vector3.UnitY, -0.01f);
                    sun.Orientation = Quaternion.Multiply(sun.Orientation, quat);
                }
                if(kb.IsKeyDown(OpenTK.Input.Key.K))
                {
                    var quat = Quaternion.FromAxisAngle(Vector3.UnitY, 0.01f);
                    sun.Orientation = Quaternion.Multiply(sun.Orientation, quat);
                }
            };

            var skysphere = Object3dInfo.LoadFromObjSingle(Media.Get("skyicosphere.obj"));
            var skymesh = new Mesh3d(skysphere, new GenericMaterial(Color.SkyBlue));
            skymesh.Scale(8000);
            skymesh.MainMaterial.IgnoreLighting = true;
            Add(skymesh);

            var dragon3dInfo = Object3dInfo.LoadFromObjSingle(Media.Get("apple.obj"));
            dragon3dInfo.ScaleUV(0.1f);
            var mat = GenericMaterial.FromMedia("skin.jpg");
            var dragon = new Mesh3d(dragon3dInfo, mat);
            //mat.Type = GenericMaterial.MaterialType.WetDrops;
            dragon.Translate(0, 0, 20);
            //dragon.Scale(5);
            dragon.SetMass(0);
            dragon.SetCollisionShape(dragon3dInfo.GetAccurateCollisionShape());
            Add(dragon);
            /*
            var planeinfo = Object3dGenerator.CreateTerrain(new Vector2(-100, -100), new Vector2(100, 100), new Vector2(50, 50), Vector3.UnitY, 300, (x, y) => 0);
            var plane = new Mesh3d(planeinfo, new GenericMaterial(Color.Gainsboro));

            (plane.MainMaterial as GenericMaterial).SetBumpMapFromMedia("bumpy.jpg");
            Add(plane);*/

            //var text = new Text(0.0f, 0.5f, "Hello żółć 汉语 / 漢語; Hànyǔ or 中文; Zhōngwén", "Segoe UI", 24, Color.White);
            //World.Root.UI.Elements.Add(text);

            /*
            var tree = TreeGenerator.CreateTreeSingle(MathHelper.DegreesToRadians(30), MathHelper.DegreesToRadians(45), 5, 5, 6666, 0.3f, false, true);
            Mesh3d nodes = tree[0];
            foreach(var t in tree)
                Add(t);

            Random rand = new Random();

            GLThread.OnUpdate += (o, e) =>
            {
                foreach(var b in nodes.Bones)
                {
                    if(b.Name == "root" || b.Name == "rootofroot")
                        continue;
                    var orient = b.Orientation;
                    var randomQuat = Quaternion.Multiply(Quaternion.FromAxisAngle(Vector3.UnitX, (float)rand.NextDouble() - 0.5f), Quaternion.FromAxisAngle(Vector3.UnitZ, (float)rand.NextDouble() - 0.5f));
                    var neworient = Quaternion.Slerp(orient, randomQuat, 0.11f);
                    b.Orientation = neworient;
                }
            };*/
        }