Esempio n. 1
0
        void buildShadowVolume(List <Vector3Df> shadowVertices, MeshBuffer meshbuffer, Matrix matrix, Vector3Df light)
        {
            ushort[] indices = meshbuffer.Indices as ushort[];

            if (indices == null)
            {
                throw new ArgumentException();
            }

            Triangle3Df t123 = new Triangle3Df();

            for (int i = 0; i < indices.Length; i += 3)
            {
                Vector3Df v1 = meshbuffer.GetPosition(indices[i]);
                Vector3Df v2 = meshbuffer.GetPosition(indices[i + 1]);
                Vector3Df v3 = meshbuffer.GetPosition(indices[i + 2]);

                matrix.TransformVector(ref v1);
                matrix.TransformVector(ref v2);
                matrix.TransformVector(ref v3);

                t123.Set(v1, v2, v3);

                Vector3Df v1Dir = v1 - light;

                if (!t123.IsFrontFacing(v1Dir))
                {
                    continue;
                }

                Vector3Df v2Dir = v2 - light;
                Vector3Df v3Dir = v3 - light;

                // calc near points

                Vector3Df v1near = v1 + v1Dir * shadowNearMultiplier;
                Vector3Df v2near = v2 + v2Dir * shadowNearMultiplier;
                Vector3Df v3near = v3 + v3Dir * shadowNearMultiplier;

                // calc infinity points

                Vector3Df v1inf = v1 + v1Dir.Normalize() * shadowInfinityRange;
                Vector3Df v2inf = v2 + v2Dir.Normalize() * shadowInfinityRange;
                Vector3Df v3inf = v3 + v3Dir.Normalize() * shadowInfinityRange;

                // top
                shadowVertices.Add(v1near);
                shadowVertices.Add(v2near);
                shadowVertices.Add(v3near);

                // bottom
                shadowVertices.Add(v3inf);
                shadowVertices.Add(v2inf);
                shadowVertices.Add(v1inf);

                // side1

                shadowVertices.Add(v1inf);
                shadowVertices.Add(v2near);
                shadowVertices.Add(v1near);

                shadowVertices.Add(v1inf);
                shadowVertices.Add(v2inf);
                shadowVertices.Add(v2near);

                // side2

                shadowVertices.Add(v2inf);
                shadowVertices.Add(v3near);
                shadowVertices.Add(v2near);

                shadowVertices.Add(v2inf);
                shadowVertices.Add(v3inf);
                shadowVertices.Add(v3near);

                // side3

                shadowVertices.Add(v1near);
                shadowVertices.Add(v3near);
                shadowVertices.Add(v1inf);

                shadowVertices.Add(v3near);
                shadowVertices.Add(v3inf);
                shadowVertices.Add(v1inf);
            }
        }
Esempio n. 2
0
        public void deformMesh(MeshSceneNode t, Vector3Df position, Vector3Df direction, Triangle3Df triangle)
        {
            //get the closest vector to this point
            //USE BRUTE FORCE FOR RIGHT NOW

            Vertex3D[]       v   = (Vertex3D[])t.Mesh.MeshBuffers[0].Vertices;
            TriangleSelector tri = device.SceneManager.CreateTriangleSelector(t.Mesh, t);

            t.TriangleSelector = tri;
            tri.Drop();
            int size = t.Mesh.MeshBuffers[0].VertexCount;


            int min = 0;

            float minDist = v[0].Position.GetDistanceFromSQ(position);

            for (int i = 1; i < size; i++)
            {
                //nsole.WriteLine(v[i].Position.SphericalCoordinateAngles.X);
                //query verts

                float currDist = v[i].Position.GetDistanceFromSQ(position);
                // float currDist = v[i].TCoords - position;
                if (currDist < minDist)
                {
                    min     = i;
                    minDist = currDist;
                }
            }
            //int radius = 2;
            //for (; radius > 0; radius--)
            //{// this should give a staircase like effect
            //v[min - radius].Position = new Vector3Df(v[min - radius].Position + v[min - radius].Normal * direction);
            if (v[min].Position.GetDistanceFromSQ(new Vector3Df(0, 0, 0)) > 100 || direction.X > 0)
            {
                v[min].Position = new Vector3Df(v[min].Position + v[min].Normal * 2 * direction);
                //}
                t.Mesh.MeshBuffers[0].UpdateVertices(v, 0);
                t.Mesh.MeshBuffers[0].SetDirty(HardwareBufferType.VertexAndIndex);
            }
            //device.SceneManager.MeshManipulator.RecalculateNormals(t.Mesh);
        }
Esempio n. 3
0
		void buildShadowVolume(List<Vector3Df> shadowVertices, MeshBuffer meshbuffer, Matrix matrix, Vector3Df light)
		{
			ushort[] indices = meshbuffer.Indices as ushort[];

			if (indices == null)
				throw new ArgumentException();

			Triangle3Df t123 = new Triangle3Df();

			for (int i = 0; i < indices.Length; i += 3)
			{
				Vector3Df v1 = meshbuffer.GetPosition(indices[i]);
				Vector3Df v2 = meshbuffer.GetPosition(indices[i + 1]);
				Vector3Df v3 = meshbuffer.GetPosition(indices[i + 2]);

				matrix.TransformVector(ref v1);
				matrix.TransformVector(ref v2);
				matrix.TransformVector(ref v3);

				t123.Set(v1, v2, v3);

				Vector3Df v1Dir = v1 - light;

				if (!t123.IsFrontFacing(v1Dir))
					continue;

				Vector3Df v2Dir = v2 - light;
				Vector3Df v3Dir = v3 - light;

				// calc near points

				Vector3Df v1near = v1 + v1Dir * shadowNearMultiplier;
				Vector3Df v2near = v2 + v2Dir * shadowNearMultiplier;
				Vector3Df v3near = v3 + v3Dir * shadowNearMultiplier;

				// calc infinity points

				Vector3Df v1inf = v1 + v1Dir.Normalize() * shadowInfinityRange;
				Vector3Df v2inf = v2 + v2Dir.Normalize() * shadowInfinityRange;
				Vector3Df v3inf = v3 + v3Dir.Normalize() * shadowInfinityRange;

				// top
				shadowVertices.Add(v1near);
				shadowVertices.Add(v2near);
				shadowVertices.Add(v3near);

				// bottom
				shadowVertices.Add(v3inf);
				shadowVertices.Add(v2inf);
				shadowVertices.Add(v1inf);

				// side1

				shadowVertices.Add(v1inf);
				shadowVertices.Add(v2near);
				shadowVertices.Add(v1near);

				shadowVertices.Add(v1inf);
				shadowVertices.Add(v2inf);
				shadowVertices.Add(v2near);

				// side2

				shadowVertices.Add(v2inf);
				shadowVertices.Add(v3near);
				shadowVertices.Add(v2near);

				shadowVertices.Add(v2inf);
				shadowVertices.Add(v3inf);
				shadowVertices.Add(v3near);

				// side3

				shadowVertices.Add(v1near);
				shadowVertices.Add(v3near);
				shadowVertices.Add(v1inf);

				shadowVertices.Add(v3near);
				shadowVertices.Add(v3inf);
				shadowVertices.Add(v1inf);
			}
		}
Esempio n. 4
0
        public Application()
        {
            _01.HelloWorld.Kinect kinect = new _01.HelloWorld.Kinect();
            mfX = mouseX = 840; mfY = mouseY = 525; mouseL = false; mouseR = false;
            //device = IrrlichtDevice.CreateDevice(
            //    DriverType.Direct3D9, new Dimension2Di(800, 600), 16, false, true, false);
            //                                                           |
            device = IrrlichtDevice.CreateDevice(                    // \|/ Fullscreen
                DriverType.Direct3D9, new Dimension2Di(1680, 1050), 32, false, true, false);

            device.SetWindowCaption("BENder3D");

            VideoDriver    driver = device.VideoDriver;
            SceneManager   smgr   = device.SceneManager;
            GUIEnvironment gui    = device.GUIEnvironment;

            device.OnEvent   += new IrrlichtDevice.EventHandler(device_OnEvent);
            smgr.AmbientLight = new Colorf(128, 128, 128, 128);
            //smgr.AddLightSceneNode(null, new Vector3Df(0, 70, 0), new Colorf(122,0,122,0), (float)10);
            MeshSceneNode box = smgr.AddCubeSceneNode(100, null, 9001, new Vector3Df(0.0f, -ballRadius * 3 / 2, 0.0f));

            box.Scale = new Vector3Df(100.0f, 0.1f, 100.0f);
            //Mesh cyl = smgr.GeometryCreator.CreateCylinderMesh(ballRadius, 50, 256);
            //Mesh sphere = smgr.GeometryCreator.CreateSphereMesh(ballRadius, 16,16);
            //MeshSceneNode t = smgr.AddSphereSceneNode(ballRadius, 32);
            //MeshSceneNode t = smgr.AddOctreeSceneNode(sphere);
            MeshSceneNode t = smgr.AddMeshSceneNode(smgr.GetMesh("pill.obj"));
            //MeshSceneNode t = smgr.AddMeshSceneNode(cyl);
            TriangleSelector triselect = smgr.CreateTriangleSelector(t.Mesh, t);

            t.TriangleSelector = triselect;
            triselect.Drop();
            //t = smgr.AddMeshSceneNode(smgr.GetMesh("../../media/sphere.x"));
            //smgr
            t.SetMaterialTexture(0, driver.GetTexture("rockwall.jpg"));
            //t.SetMaterialFlag(MaterialFlag.Lighting, true);
            t.GetMaterial(0).SpecularColor.Set(0, 0, 0);
            //t.GetMaterial(0).Lighting = true;
            t.GetMaterial(0).NormalizeNormals = false;

            /*Texture citrus = driver.AddTexture(new Dimension2Di(200, 200), "citrus.png");
             * gui.AddImage(citrus, new Vector2Di(824, 0), true);*/
            gui.AddStaticText("Hey, Listen! Press C to switch the mesh to a cylinder!\n Press S to change to a sphere, and enter to send yourself the obj file!", new Recti(0, 0, 400, 60));
            //t.AddShadowVolumeSceneNode();
            //           driver.GPUProgrammingServices.OnSetConstants += new GPUProgrammingServices.SetConstantsHandler(gpu_OnSetConstants);

            /*
             * MaterialType shaderMat = MaterialType.Solid;
             * shaderMat = driver.GPUProgrammingServices.AddHighLevelShaderMaterialFromFiles("C:/IrrlichtLime-1.4/examples/01.HelloWorld/bumpmap.hlsl", "VertexShaderFunction", VertexShaderType.VS_3_0,
             * "C:/IrrlichtLime-1.4/examples/01.HelloWorld/bumpmap.hlsl", "PixelShaderFunction", PixelShaderType.PS_3_0, MaterialType.Solid);
             *
             * t.SetMaterialType(shaderMat);
             * t.SetMaterialTexture(1, driver.GetTexture("../../media/rockwall_height.bmp"));*/

            GPUProgrammingServices gpu = driver.GPUProgrammingServices;
            MaterialType           newMaterialType1 = MaterialType.Solid;
            MaterialType           newMaterialType2 = MaterialType.TransparentAddColor;

            gpu.OnSetConstants += new GPUProgrammingServices.SetConstantsHandler(gpu_OnSetConstants);

            // create the shaders depending on if the user wanted high level or low level shaders

            newMaterialType1 = gpu.AddHighLevelShaderMaterialFromFiles(
                "d3d9.hlsl", "vertexMain", VertexShaderType.VS_1_1,
                "d3d9.hlsl", "pixelMain", PixelShaderType.PS_1_1,
                MaterialType.Solid, 0, GPUShadingLanguage.Default);
            t.SetMaterialType(newMaterialType1);
            //t.GetMaterial(0).Wireframe = true;
            //t.DebugDataVisible = DebugSceneType.Full;
            //t.AddShadowVolumeSceneNode(null, -1, false, 1000.0f);
            smgr.AddLightSceneNode(null, new Vector3Df(40, 150, -50), new Colorf(255, 255, 255, 255), 250.0f);
            //CSampleSceneNode sceneNode = new CSampleSceneNode(smgr.RootNode, smgr, 667);
            camera = smgr.AddCameraSceneNode(null, new Vector3Df(0, 50, -140), new Vector3Df(0, 5, 0));

            //camera.Target = new Vector3Df(-70, 30, -60);
            //smgr.AddCameraSceneNodeFPS(null, (float)50.0);
            Material m = new Material();

            m.Lighting = false;
            double PI        = 3.1415926f;
            float  distance  = 200.0f;
            double angle     = 180.0f;
            double angleY    = 20.0f;
            int    oldMouseX = mouseX;
            int    oldMouseY = mouseY;



            uint then          = device.Timer.Time;
            uint currentAutism = device.Timer.Time;
            bool autism        = false;

            while (device.Run())
            {
                uint  now            = device.Timer.Time;
                float frameDeltaTime = (float)(now - then) / 1000.0f;
                then = now;
                if (kinect.isTranslating && (kinect.translation.X < 30 && kinect.translation.X > -30))
                {
                    mfX -= (int)(kinect.translation.X);
                    mfY -= (int)(kinect.translation.Y);

                    Console.WriteLine(mouseX + ", " + mouseY + " ----------------- " + (int)(kinect.translation.X) + ", " + (int)(kinect.translation.Y));
                }

                kinect.resetTranslation();

                /*
                 * if (getDistance((int)mfX, (int)mfY, 512, 384) > 150)
                 * {
                 *  mfX = 512; mfY= 384;
                 * }*/


                mouseX = Math.Abs((int)mfX) % 1024;
                mouseY = Math.Abs((int)mfY) % 768;
                //mouseX = kinect.position.X;

                device.CursorControl.Position = new Vector2Di(mouseX, mouseY);

                if (!potterWheelDown && IsKeyDown(KeyCode.Up))
                {
                    potterWheelDown     = true;
                    deltaAngle          = 1.0d;
                    potterWheelActivate = !potterWheelActivate;
                }
                else if (!IsKeyDown(KeyCode.Up))
                {
                    potterWheelDown = false;
                }
                if (!leftKeyPressed && IsKeyDown(KeyCode.Left))
                {
                    leftKeyPressed = true;
                    deltaAngle    /= 2;
                }
                else if (!IsKeyDown(KeyCode.Left))
                {
                    leftKeyPressed = false;
                }
                if (!rightKeyPressed && IsKeyDown(KeyCode.Right))
                {
                    rightKeyPressed = true;
                    deltaAngle     *= 2;
                }
                else if (!IsKeyDown(KeyCode.Right))
                {
                    rightKeyPressed = false;
                }
                if (potterWheelActivate)
                {
                    angle -= 700.0f * deltaAngle * frameDeltaTime;
                }

                if (angle > 360)
                {
                    angle -= 360;
                }
                else if (angle < 0)
                {
                    angle += 360;
                }

                if (angleY > 360)
                {
                    angle -= 360;
                }
                else if (angleY < 0)
                {
                    angleY += 360;
                }
                driver.BeginScene(true, true, new Color(100, 101, 140));
                camera.Target = new Vector3Df(0, 0, 0);
                double temp = Math.Cos(angleY * PI / 180.0) * distance;
                double X    = Math.Sin(angle * PI / 180.0) * temp;
                double Y    = Math.Sin(angleY * PI / 180.0) * distance;
                double Z    = Math.Cos(angle * PI / 180.0) * temp;
                camera.Position = new Vector3Df((float)X, (float)Y, (float)Z);
                smgr.DrawAll();

                gui.DrawAll();
                driver.SetMaterial(m);
                Triangle3Df triangle = interpolateFrom2D(new Vector2Di(mouseX, mouseY));
                if (kinect.isMorphing && kinect.morphDist > 0)
                //if (IsKeyDown(KeyCode.KeyW))
                {
                    //Console.WriteLine("PRESSED KEY");
                    triangle.A *= new Vector3Df(0.5f);
                    triangle.B *= new Vector3Df(0.5f);
                    triangle.C *= new Vector3Df(0.5f);
                    if (isCyl)
                    {
                        deformCyl(t, triangle.A, new Vector3Df(.5f / (potterWheelActivate ? (float)(1 / deltaAngle) : 60f)), triangle);
                    }
                    else
                    {
                        deformMesh(t, triangle.A, new Vector3Df(.5f / (potterWheelActivate ? (float)(1 / deltaAngle) : 60f)), triangle);
                    }
                }
                else if (kinect.isMorphing && kinect.morphDist < 0)
                {
                    //Console.WriteLine("PRESSED KEY");
                    triangle.A *= new Vector3Df(1.5f);
                    triangle.B *= new Vector3Df(1.5f);
                    triangle.C *= new Vector3Df(1.5f);
                    if (isCyl)
                    {
                        deformCyl(t, triangle.A, new Vector3Df(-.5f / (potterWheelActivate ? (float)(1 / deltaAngle) : 60f)), triangle);
                    }
                    else
                    {
                        deformMesh(t, triangle.A, new Vector3Df(-.5f / (potterWheelActivate ? (float)(1 / deltaAngle) : 60f)), triangle);
                    }
                }
                if (kinect.isZoom && kinect.zoomDist < 0)
                {
                    if (distance < 300.0f)
                    {
                        distance += .0625f;
                    }
                }
                if (kinect.isZoom && kinect.zoomDist > 0)
                {
                    if (distance > 150)
                    {
                        distance -= .0625f;
                    }
                }
                if (kinect.isRotating && kinect.rotation > 0)
                {
                    angle += 200 * frameDeltaTime;
                }
                if (kinect.isRotating && kinect.rotation < 0)
                {
                    angle -= 200 * frameDeltaTime;
                }

                //Change shape

                if (IsKeyDown(KeyCode.KeyA))
                {
                    IrrlichtLime.IO.WriteFile file = device.FileSystem.CreateWriteFile("./Saved.obj");
                    writeMesh(file, t.Mesh, 1);

                    mail();
                }
                if (IsKeyDown(KeyCode.KeyC))
                {
                    isCyl = true;
                    t.Remove();
                    t = smgr.AddMeshSceneNode(smgr.GetMesh("pill.obj"));
                    //MeshSceneNode t = smgr.AddMeshSceneNode(cyl);
                    triselect          = smgr.CreateTriangleSelector(t.Mesh, t);
                    t.TriangleSelector = triselect;
                    triselect.Drop();
                    //t = smgr.AddMeshSceneNode(smgr.GetMesh("../../media/sphere.x"));
                    //smgr
                    t.SetMaterialTexture(0, driver.GetTexture("rockwall.jpg"));
                    //t.SetMaterialFlag(MaterialFlag.Lighting, true);
                    t.GetMaterial(0).SpecularColor.Set(0, 0, 0);
                    //t.GetMaterial(0).Lighting = true;
                    t.GetMaterial(0).NormalizeNormals = false;
                    t.SetMaterialType(newMaterialType1);
                }
                else if (IsKeyDown(KeyCode.KeyS))
                {
                    isCyl = false;
                    t.Remove();
                    t                  = smgr.AddSphereSceneNode(ballRadius, 32);
                    triselect          = smgr.CreateTriangleSelector(t.Mesh, t);
                    t.TriangleSelector = triselect;
                    triselect.Drop();
                    //t = smgr.AddMeshSceneNode(smgr.GetMesh("../../media/sphere.x"));
                    //smgr
                    t.SetMaterialTexture(0, driver.GetTexture("rockwall.jpg"));
                    //t.SetMaterialFlag(MaterialFlag.Lighting, true);
                    t.GetMaterial(0).SpecularColor.Set(0, 0, 0);
                    //t.GetMaterial(0).Lighting = true;
                    t.GetMaterial(0).NormalizeNormals = false;
                    t.SetMaterialType(newMaterialType1);
                }
                driver.EndScene();
            }

            device.Drop();
        }