private void Draw() { var player = Entity.Find("player"); var aircraft = player.Get <AircraftComponent>(); float alpha = clamp(1.0f - 2.0f * aircraft.Armor, 0, 1) * 0.5f; if (alpha <= 0) { return; } GraphicsDeviceContext device = GraphicsDeviceContext.Instance; device.SetBlendState(AlphaBlend); device.SetRasterizerState(CullingOff); device.SetDepthStencilState(ZTestOnWriteOff); device.SetVertexLayout(VertexLayout); device.SetPrimitiveTopology(PrimitiveTopology.TriangleStrip); device.SetVertexShader(VertexShader); device.SetPixelShader(PixelShader); device.SetVertexBuffer(VertexPositions, 0); Color color = new Color(1, 0, 0, alpha); PixelShader.SetConstantBuffer(color, 0); device.Draw(4); }
protected override void ReceiveMessage(object message, object argument) { base.ReceiveMessage(message, argument); switch (message as string) { case RenderMessage: { Matrix4x4 world = new Matrix4x4(this.Owner.Get <TransformComponent>().Matrix); Matrix4x4 viewing = new Matrix4x4(Entity.Find("camera").Get <CameraComponent>().ViewingMatrix); Matrix4x4 projection = Entity.Find("projector").Get <ProjectorComponent>().ProjectionMatrix; GraphicsDeviceContext device = GraphicsDeviceContext.Instance; device.SetBlendState(NoBlend); device.SetRasterizerState(CullingOn); device.SetDepthStencilState(ZTestOn); device.SetVertexLayout(VertexLayout); device.SetPrimitiveTopology(GraphicsModel.Topology); device.SetVertexShader(VertexShader); device.SetPixelShader(PixelShader); device.SetVertexBuffer(GraphicsModel.VertexPositions, 0); device.SetIndexBuffer(GraphicsModel.VertexIndices); PixelShader.SetSamplerState(Wrap, 0); VertexShader.SetConstantBuffer(world * viewing * projection, 0); device.DrawIndexed(GraphicsModel.VertexIndices.Count); } break; default: break; } }
private void Render() { GraphicsDeviceContext device = GraphicsDeviceContext.Instance; device.SetBlendState(NoBlend); device.SetRasterizerState(CullingOff); device.SetDepthStencilState(ZTestOn); device.SetVertexLayout(VertexLayout); device.SetPrimitiveTopology(PrimitiveTopology.TriangleList); device.SetVertexShader(VertexShader); device.SetPixelShader(PixelShader); PixelShader.SetSamplerState(Wrap, 0); PixelShader.SetTexture(GraphicsModel.Texture, 0); { VertexShader.SetConstantBuffer(WVPMatrix, 0); PixelShader.SetConstantBuffer(WorldMatrix, 0); PixelShader.SetConstantBuffer(new Vector4(Entity.Find("light").Get <TransformComponent>().Forward, 0), 1); device.SetVertexBuffer(GraphicsModel.VertexPositions, 0); device.SetVertexBuffer(GraphicsModel.VertexNormals, 1); device.SetVertexBuffer(GraphicsModel.VertexTextureCoords, 2); device.SetIndexBuffer(GraphicsModel.VertexIndices); device.DrawIndexed(GraphicsModel.VertexIndices.Count); } }
public static void Render(this BufferedGraphics @this, Graphics target, Point scrollPosition, Size virtualSize ) { if (@this == null) { throw new ArgumentNullException("this"); } if (target != null) { using (var targetDC = new GraphicsDeviceContext(target)) using (var sourceDC = new GraphicsDeviceContext(@this.Graphics)) { NativeMethods.BitBlt( targetDC.HandleRef, scrollPosition.X, scrollPosition.Y, virtualSize.Width, virtualSize.Height, sourceDC.HandleRef, 0, 0, GdiRasterOps.SrcCopy); } } }
private void TranslucentRender() { GraphicsDeviceContext device = GraphicsDeviceContext.Instance; device.SetBlendState(Addition); device.SetRasterizerState(CullingOff); device.SetDepthStencilState(ZTestOnWriteOff); device.SetVertexLayout(VertexLayout); device.SetPrimitiveTopology(PrimitiveTopology.TriangleStrip); device.SetVertexShader(VertexShader); device.SetPixelShader(PixelShader); device.SetVertexBuffer(VertexPositions, 0); device.SetVertexBuffer(VertexTextureCoords, 1); PixelShader.SetTexture(Texture, 0); InstanceWVPs.Lock(Accessibility.DynamicWriteOnly); InstanceAlphas.Lock(Accessibility.DynamicWriteOnly); for (int i = 0; i < InstanceCount; i++) { var instance = Instances[i]; InstanceWVPs.Write(i, instance.Matrix * ViewingMatrix * ProjectionMatrix); float alpha = 0.15f * instance.Time; InstanceAlphas.Write(i, alpha); } InstanceAlphas.Unlock(); InstanceWVPs.Unlock(); device.SetInstanceBuffer(InstanceAlphas, 2); device.SetInstanceBuffer(InstanceWVPs, 3); device.DrawInstanced(4, InstanceCount); }
private void TranslucentRender() { GraphicsDeviceContext device = GraphicsDeviceContext.Instance; device.SetBlendState(Addition); device.SetRasterizerState(CullingOff); device.SetDepthStencilState(ZTestOnWriteOff); device.SetVertexLayout(VertexLayout); device.SetPrimitiveTopology(PrimitiveTopology.TriangleStrip); device.SetVertexShader(VertexShader); device.SetPixelShader(PixelShader); device.SetVertexBuffer(VertexPositions, 0); device.SetVertexBuffer(VertexTextureCoords, 1); var world = new Matrix4x3().Identity(); var camera = Entity.Find("camera").Get <TransformComponent>(); var time = this.Owner.Get <LimitedLifeTimeComponent>().CountTime; var scale = sin(time * PI) * 6; var alpha = sin(time * PI) * 0.4f; world.Translate(Transform.Position); world.RotateY(atan2(camera.Forward.X, camera.Forward.Z)); world.Scale(0.5f * scale, scale, 1); VertexShader.SetConstantBuffer(world * ViewingMatrix * ProjectionMatrix, 0); PixelShader.SetConstantBuffer(new Color(alpha, alpha, alpha), 0); PixelShader.SetSamplerState(Wrap, 0); PixelShader.SetTexture(Texture, 0); device.Draw(4); }
void Render() { //viewing.Invert(); //viewing.Position = new Vector3(0, 0, 0); //viewing.Invert(); GraphicsDeviceContext device = GraphicsDeviceContext.Instance; device.SetBlendState(NoBlend); device.SetRasterizerState(CullingOff); device.SetDepthStencilState(ZTestOff); device.SetVertexLayout(VertexLayout); device.SetPrimitiveTopology(PrimitiveTopology.TriangleList); device.SetVertexShader(VertexShader); device.SetPixelShader(PixelShader); device.SetVertexBuffer(VertexBuffer, 0); device.SetIndexBuffer(IndexBuffer); PixelShader.SetSamplerState(Wrap, 0); PixelShader.SetTextureArray(Texture, 0); VertexShader.SetConstantBuffer(WVPMatrix, 0); device.DrawIndexed(IndexBuffer.Count); }
public GraphicsDeviceContextNode() { _deviceContext = new GraphicsDeviceContext(_width, _height); Width = 90; Height = 90; Name = "Graphics Device Context"; ResizeEnabled = true; D3DImage = new D3DImage(96, 96); D3DImage.IsFrontBufferAvailableChanged += OnIsFrontBufferAvailableChanged; BeginRenderingScene(); }
private void TranslucentRender() { GraphicsDeviceContext device = GraphicsDeviceContext.Instance; device.SetBlendState(Addition); device.SetRasterizerState(CullingOff); device.SetDepthStencilState(ZTestOnWriteOff); device.SetVertexBuffer(VertexPositionsBuffer, 0); device.SetVertexBuffer(VertexTexcoordsBuffer, 1); device.SetIndexBuffer(IndexBuffer); device.SetVertexLayout(VertexLayout); device.SetPrimitiveTopology(PrimitiveTopology.TriangleList); device.SetVertexShader(VertexShader); device.SetPixelShader(PixelShader); PixelShader.SetSamplerState(Wrap, 0); PixelShader.SetTexture(Texture, 0); if (this.Power > 0.9f) { var physics = this.Owner.Get <PhysicsComponent>(); var transform = this.Owner.Get <TransformComponent>(); var angular = new Vector4(physics.AngularVelocity, 0) * transform.Matrix.Inverse; { var offsetPosition = this.OffsetPosition; Matrix4x3 adjustment = new Matrix4x3(); adjustment.Identity(); adjustment.Translate(offsetPosition); adjustment.RotateX(clamp((-angular.X * 2 + angular.Z * 0.5f) * 5, -0.2f, 0.2f)); adjustment.Scale(normal(1.7f, 0.1f), normal(1.7f, 0.1f), normal(3.8f, 0.1f) * (this.Power - 0.9f) / 0.1f); VertexShader.SetConstantBuffer(adjustment * WVPMatrix, 0); device.DrawIndexed(IndexBuffer.Count); } if (this.OffsetPosition.X != 0) { var offsetPosition = this.OffsetPosition; offsetPosition.X *= -1; Matrix4x3 adjustment = new Matrix4x3(); adjustment.Identity(); adjustment.Translate(offsetPosition + new Vector3(0, 0, 0.5f)); adjustment.RotateX(clamp((-angular.X * 2 - angular.Z * 0.5f) * 5, -0.2f, 0.2f)); adjustment.Scale(normal(1.7f, 0.1f), normal(1.7f, 0.1f), normal(3.8f, 0.1f) * (this.Power - 0.9f) / 0.1f); VertexShader.SetConstantBuffer(adjustment * WVPMatrix, 0); device.DrawIndexed(IndexBuffer.Count); } } }
private void TranslucentRender() { GraphicsDeviceContext device = GraphicsDeviceContext.Instance; device.SetBlendState(AlphaBlend); device.SetRasterizerState(CullingOff); device.SetDepthStencilState(ZTestOnWriteOff); device.SetVertexLayout(VertexLayout); device.SetPrimitiveTopology(PrimitiveTopology.TriangleStrip); device.SetVertexShader(VertexShader); device.SetPixelShader(PixelShader); device.SetVertexBuffer(VertexPositions, 0); device.SetVertexBuffer(VertexTextureCoords, 1); PixelShader.SetSamplerState(Wrap, 0); PixelShader.SetTexture(Texture, 0); InstanceAlphas.Lock(Accessibility.DynamicWriteOnly); InstanceWVPs.Lock(Accessibility.DynamicWriteOnly); int k = 0; foreach (var instance in Instances) { Vector3 position = instance.Position; float x = instance.Time; float scale = clamp(-3 * sin(x) * log(x), 0, 1) * 15 + 10; float alpha = clamp(sin(square(1.2f - x)), 0, 1) * 0.5f; var world = new Matrix4x3().Identity(); world.Translate(position * ViewingMatrix); world.Scale(scale); InstanceWVPs.Write(k, world * ProjectionMatrix); InstanceAlphas.Write(k, alpha); k++; } InstanceAlphas.Unlock(); InstanceWVPs.Unlock(); device.SetInstanceBuffer(InstanceAlphas, 2); device.SetInstanceBuffer(InstanceWVPs, 3); device.DrawInstanced(4, Instances.Count); }
private void Render() { VertexShader.SetConstantBuffer(ViewingMatrix * ProjectionMatrix, 0); VertexShader.SetConstantBuffer(new Vector4[] { new Vector4(Transform.Position, 1), new Vector4(Transform.Position - Transform.Forward * BulletSpeed, 1) }, 1); GraphicsDeviceContext device = GraphicsDeviceContext.Instance; device.SetBlendState(Addition); device.SetRasterizerState(CullingOff); device.SetDepthStencilState(ZTestOnWriteOff); device.SetVertexLayout(VertexLayout); device.SetPrimitiveTopology(PrimitiveTopology.LineList); device.SetVertexShader(VertexShader); device.SetPixelShader(PixelShader); device.SetVertexBuffer(VertexPositions, 0); device.Draw(2); }
void TransparentRender() { GraphicsDeviceContext device = GraphicsDeviceContext.Instance; device.SetBlendState(Addition); device.SetRasterizerState(CullingOff); device.SetDepthStencilState(ZTestOnWriteOff); device.SetVertexLayout(VertexLayout); device.SetPrimitiveTopology(PrimitiveTopology.TriangleStrip); device.SetVertexShader(VertexShader); device.SetPixelShader(PixelShader); var viewing = ViewingMatrix; var projection = ProjectionMatrix; int k = 0; foreach (var instance in Instances) { Vector3 position = instance.Position; float x = instance.Time; float scale = clamp(-3 * sin(x) * log(x), 0, 1) * 10 + 5; float alpha = clamp(sin(square(1.2f - x)), 0, 1) * 0.2f; var world = new Matrix4x3().Identity(); world.Translate(position * ViewingMatrix); world.Scale(scale); InstanceWVPs[k] = world * ProjectionMatrix; InstanceColors[k] = new Color(alpha, alpha, alpha, instance.Time); k++; } device.SetVertexBuffer(GraphicsModel.VertexPositions, 0); device.SetVertexBuffer(GraphicsModel.VertexTextureCoords, 1); VertexShader.SetConstantBuffer(InstanceWVPs, 0); PixelShader.SetSamplerState(Wrap, 0); PixelShader.SetTextureArray(Textures, 0); PixelShader.SetConstantBuffer(InstanceColors, 0); device.DrawInstanced(4, InstanceCount); }
void TransparentRender() { GraphicsDeviceContext device = GraphicsDeviceContext.Instance; device.SetBlendState(AlphaBlend); device.SetRasterizerState(CullingOff); device.SetDepthStencilState(ZTestOnWriteOff); device.SetVertexLayout(VertexLayout); device.SetPrimitiveTopology(PrimitiveTopology.TriangleStrip); device.SetVertexShader(VertexShader); device.SetPixelShader(PixelShader); device.SetVertexBuffer(VertexPositions, 0); device.SetVertexBuffer(VertexTextureCoords, 1); PixelShader.SetSamplerState(Wrap, 0); PixelShader.SetTexture(Texture, 0); InstanceWVPs.Lock(Accessibility.DynamicWriteOnly); var eye = Entity.Find("camera").Get <TransformComponent>().Position; for (int i = 0; i < Instances.Length; i++) { var instance = Instances[i]; Vector3 position = instance.Position; float scale = instance.Scale; var world = new Matrix4x3().Identity(); world.Translate(position * ViewingMatrix); world.Scale(scale); InstanceWVPs.Write(i, world * ProjectionMatrix); } InstanceWVPs.Unlock(); device.SetInstanceBuffer(InstanceWVPs, 2); device.DrawInstanced(4, Instances.Length); }
void TransparentRender() { GraphicsDeviceContext device = GraphicsDeviceContext.Instance; device.SetBlendState(Addition); device.SetRasterizerState(CullingOff); device.SetDepthStencilState(ZTestOnWriteOff); device.SetVertexLayout(VertexLayout); device.SetPrimitiveTopology(PrimitiveTopology.TriangleStrip); device.SetVertexShader(VertexShader); device.SetPixelShader(PixelShader); var position = this.Owner.Get <TransformComponent>().Position; var viewing = ViewingMatrix; var projection = ProjectionMatrix; for (int i = 0; i < InstanceCount; i++) { var instance = Instances[i]; var world = new Matrix4x3().Identity(); world.Translate((position + instance.Position) * viewing); world.Scale(instance.Scale); InstanceWVPs[i] = world * projection; var a = (1.0f - Time) * 0.1f; InstanceColors[i] = new Color(a, a, a, a); } device.SetVertexBuffer(GraphicsModel.VertexPositions, 0); device.SetVertexBuffer(GraphicsModel.VertexTextureCoords, 1); VertexShader.SetConstantBuffer(InstanceWVPs, 0); VertexShader.SetConstantBuffer(InstanceColors, 1); PixelShader.SetSamplerState(Wrap, 0); PixelShader.SetTexture(Textures[(int)(Time * TextureCount)], 0); device.DrawInstanced(4, InstanceCount); }
private void Render() { var world = new Matrix4x3().Identity(); world.Translate(Transform.Position * ViewingMatrix); world.Scale(0.5f * sin(this.Owner.Get <LimitedLifeTimeComponent>().CountTime) * PI); VertexShader.SetConstantBuffer(world * ProjectionMatrix, 0); PixelShader.SetTexture(GraphicsModel.Texture, 0); PixelShader.SetConstantBuffer(new Color(1, 1, 1, 1 - this.Owner.Get <LimitedLifeTimeComponent>().CountTime), 0); GraphicsDeviceContext device = GraphicsDeviceContext.Instance; device.SetBlendState(Addition); device.SetRasterizerState(CullingOff); device.SetDepthStencilState(ZTestOnWriteOff); device.SetVertexLayout(VertexLayout); device.SetPrimitiveTopology(GraphicsModel.Topology); device.SetVertexShader(VertexShader); device.SetPixelShader(PixelShader); device.SetVertexBuffer(GraphicsModel.VertexPositions, 0); device.SetVertexBuffer(GraphicsModel.VertexTextureCoords, 1); device.Draw(4); }
void Render() { GraphicsDeviceContext device = GraphicsDeviceContext.Instance; device.SetBlendState(this.Opacity == 0 ? NoBlend : AlphaBlend); device.SetRasterizerState(CullingOn); device.SetDepthStencilState(this.Opacity == 0 ? ZTestOn : ZTestOnWriteOff); device.SetVertexLayout(VertexLayout); device.SetPrimitiveTopology(PrimitiveTopology.TriangleList); device.SetVertexShader(VertexShader); device.SetPixelShader(PixelShader); PixelShader.SetSamplerState(Wrap, 0); PixelShader.SetTexture(Texture, 0); PixelShader.SetTexture(NormalMapTexture, 1); PixelShader.SetConstantBuffer(new Vector4(Entity.Find("camera").Get <TransformComponent>().Position, 1), 2); PixelShader.SetConstantBuffer(new Vector4(Entity.Find("light").Get <TransformComponent>().Forward, 0), 3); PixelShader.SetConstantBuffer(new Color(1, 1, 1, 1.0f - this.Opacity), 4); { VertexShader.SetConstantBuffer(WVPMatrix, 0); PixelShader.SetConstantBuffer(WorldMatrix, 0); PixelShader.SetConstantBuffer(WorldMatrix.Inverse, 1); device.SetVertexBuffer(this.Body.VertexPositions, 0); device.SetVertexBuffer(this.Body.VertexNormals, 1); device.SetVertexBuffer(this.Body.VertexTextureCoords, 2); device.SetVertexBuffer(this.Body.VertexTangents, 3); device.SetVertexBuffer(this.Body.VertexBinormals, 4); device.SetIndexBuffer(this.Body.VertexIndices); device.DrawIndexed(this.Body.VertexIndices.Count); } var angular = new Vector4(Physics.AngularVelocity, 0) * Transform.Matrix.Inverse; if (this.LeftCanard != null) { Matrix4x4 move = new Matrix4x4().Identity().Translate(this.CanardPos); Matrix4x4 rot = new Matrix4x4().Identity().RotateX(clamp(angular.X * 10, -0.3f, 0.3f)); Matrix4x4 adjustment = move.Inverse * rot * move; VertexShader.SetConstantBuffer(adjustment * WVPMatrix, 0); PixelShader.SetConstantBuffer(adjustment * WorldMatrix, 0); PixelShader.SetConstantBuffer((adjustment * WorldMatrix).Inverse, 1); device.SetVertexBuffer(this.LeftCanard.VertexPositions, 0); device.SetVertexBuffer(this.LeftCanard.VertexNormals, 1); device.SetVertexBuffer(this.LeftCanard.VertexTextureCoords, 2); device.SetVertexBuffer(this.LeftCanard.VertexTangents, 3); device.SetVertexBuffer(this.LeftCanard.VertexBinormals, 4); device.SetIndexBuffer(this.LeftCanard.VertexIndices); device.DrawIndexed(this.LeftCanard.VertexIndices.Count); } if (this.RightCanard != null) { Matrix4x4 move = new Matrix4x4().Identity().Translate(reverseX(this.CanardPos)); Matrix4x4 rot = new Matrix4x4().Identity().RotateX(clamp(angular.X * 10, -0.3f, 0.3f)); Matrix4x4 adjustment = move.Inverse * rot * move; VertexShader.SetConstantBuffer(adjustment * WVPMatrix, 0); PixelShader.SetConstantBuffer(adjustment * WorldMatrix, 0); PixelShader.SetConstantBuffer((adjustment * WorldMatrix).Inverse, 1); device.SetVertexBuffer(this.RightCanard.VertexPositions, 0); device.SetVertexBuffer(this.RightCanard.VertexNormals, 1); device.SetVertexBuffer(this.RightCanard.VertexTextureCoords, 2); device.SetVertexBuffer(this.RightCanard.VertexTangents, 3); device.SetVertexBuffer(this.RightCanard.VertexBinormals, 4); device.SetIndexBuffer(this.RightCanard.VertexIndices); device.DrawIndexed(this.RightCanard.VertexIndices.Count); } if (this.LeftElevator != null) { Matrix4x4 move = new Matrix4x4().Identity().Translate(this.ElevatorPos); Matrix4x4 rot = new Matrix4x4().Identity().RotateX(clamp((-angular.X * 2 + angular.Z * 0.5f) * 10, -0.3f, 0.3f)); Matrix4x4 adjustment = move.Inverse * rot * move; VertexShader.SetConstantBuffer(adjustment * WVPMatrix, 0); PixelShader.SetConstantBuffer(adjustment * WorldMatrix, 0); PixelShader.SetConstantBuffer((adjustment * WorldMatrix).Inverse, 1); device.SetVertexBuffer(this.LeftElevator.VertexPositions, 0); device.SetVertexBuffer(this.LeftElevator.VertexNormals, 1); device.SetVertexBuffer(this.LeftElevator.VertexTextureCoords, 2); device.SetVertexBuffer(this.LeftElevator.VertexTangents, 3); device.SetVertexBuffer(this.LeftElevator.VertexBinormals, 4); device.SetIndexBuffer(this.LeftElevator.VertexIndices); device.DrawIndexed(this.LeftElevator.VertexIndices.Count); } if (this.RightElevator != null) { Matrix4x4 move = new Matrix4x4().Identity().Translate(reverseX(this.ElevatorPos)); Matrix4x4 rot = new Matrix4x4().Identity().RotateX(clamp((-angular.X * 2 - angular.Z * 0.5f) * 10, -0.3f, 0.3f)); Matrix4x4 adjustment = move.Inverse * rot * move; VertexShader.SetConstantBuffer(adjustment * WVPMatrix, 0); PixelShader.SetConstantBuffer(adjustment * WorldMatrix, 0); PixelShader.SetConstantBuffer((adjustment * WorldMatrix).Inverse, 1); device.SetVertexBuffer(this.RightElevator.VertexPositions, 0); device.SetVertexBuffer(this.RightElevator.VertexNormals, 1); device.SetVertexBuffer(this.RightElevator.VertexTextureCoords, 2); device.SetVertexBuffer(this.RightElevator.VertexTangents, 3); device.SetVertexBuffer(this.RightElevator.VertexBinormals, 4); device.SetIndexBuffer(this.RightElevator.VertexIndices); device.DrawIndexed(this.RightElevator.VertexIndices.Count); } #region ミサイル更新 for (int i = 0; i < 8; i++) { if (this.Weapons[i].MissileEntity != null) { Entity e = this.Weapons[i].MissileEntity; e.Get <TransformComponent>().Matrix = Transform.Matrix; e.Get <TransformComponent>().Matrix.Translate(this.Weapons[i].WeaponPos); e.Get <PhysicsComponent>().Velocity = Physics.Velocity; e.Get <MissileComponent>().TargetEntity = (this.Owner.Has <AIComponent>()) ? this.Owner.Get <AIComponent>().TargetEntity : null; } } #endregion }
private void TranslucentRender() { GraphicsDeviceContext device = GraphicsDeviceContext.Instance; device.SetBlendState(Addition); device.SetRasterizerState(CullingOff); device.SetDepthStencilState(ZTestOnWriteOff); device.SetVertexLayout(VertexLayout); device.SetPrimitiveTopology(PrimitiveTopology.TriangleStrip); device.SetVertexShader(VertexShader); device.SetPixelShader(PixelShader); device.SetVertexBuffer(VertexPositions, 0); device.SetVertexBuffer(VertexTextureCoords, 1); PixelShader.SetSamplerState(Wrap, 0); PixelShader.SetTexture(Texture, 0); InstanceColors.Lock(Accessibility.DynamicWriteOnly); InstanceWVPs.Lock(Accessibility.DynamicWriteOnly); var viewing = Entity.Find("camera").Get <CameraComponent>().ViewingMatrix; var projection = Entity.Find("projector").Get <ProjectorComponent>().ProjectionMatrix; var eye = Entity.Find("camera").Get <TransformComponent>().Position; int k = 0; Vector3 position2 = Nodes.First.Value.Position; foreach (var node in Nodes) { Vector3 position1 = node.Position; if (k > 0) { Vector3 vz = position2 - position1; vz.Normalize(); Vector3 vy = Vector3.Outer(vz, position1 - eye); vy.Normalize(); Vector3 vx = Vector3.Outer(vy, vz); Matrix4x3 matrix = new Matrix4x3().Identity(); matrix.M11 = vx.X; matrix.M12 = vx.Y; matrix.M13 = vx.Z; matrix.M21 = vy.X; matrix.M22 = vy.Y; matrix.M23 = vy.Z; matrix.M31 = vz.X; matrix.M32 = vz.Y; matrix.M33 = vz.Z; var world = new Matrix4x3().Identity(); world.Translate(position1); world.Transform(matrix); world.Scale(1, 2, (position1 - position2).Magnitude); InstanceWVPs.Write(k, world * viewing * projection); //float alpha = clamp(exp(-square(node.Time - 0.5f) / 0.075f), 0, 1) * 0.75f; float alpha = clamp(sin((1 - node.Time) * PI) - 0.05f, 0, 1) * (1 - node.Time); //float alpha = 1.0f - node.Time; InstanceColors.Write(k, new Color(alpha, alpha, alpha)); } k++; position2 = position1; } InstanceColors.Unlock(); InstanceWVPs.Unlock(); device.SetInstanceBuffer(InstanceColors, 2); device.SetInstanceBuffer(InstanceWVPs, 3); device.DrawInstanced(4, Nodes.Count - 1); }