FDK24/メディア/テクスチャ.cs

   1 using System;
   2 using System.Collections.Generic;
   3 using System.Diagnostics;
   4 using System.Linq;
   5
   6 namespace FDK.メディア
   7 {
   8         public class テクスチャ : FDK.Activity
   9         {
  10                 // (1) 個別項目
  11
  12                 /// <summary>
  13                 /// 0:透明～1:不透明
  14                 /// </summary>
  15                 public float 不透明度 { get; set; } = 1f;
  16                 public bool 加算合成する { get; set; } = false;
  17                 public SharpDX.Size2F サイズdpx => this.ShaderResourceViewSize;
  18                 public SharpDX.Matrix 等倍スケーリング行列 => SharpDX.Matrix.Scaling( this.サイズdpx.Width, this.サイズdpx.Height, 1f );
  19
  20                 public テクスチャ( string 画像ファイルパス )
  21                 {
  22                         this.画像ファイルパス = 画像ファイルパス;
  23                 }
  24                 protected override void Onデバイス依存リソースの作成( デバイスリソース dr )
  25                 {
  26                         var d3dDevice = (SharpDX.Direct3D11.Device) null;
  27
  28                         using( var d3dLock = new FDK.同期.AutoD3DDeviceLock( dr.DXGIDeviceManager, out d3dDevice ) )
  29                         using( d3dDevice )
  30                         {
  31                                 #region " 定数バッファ "
  32                                 //----------------
  33                                 var cBufferDesc = new SharpDX.Direct3D11.BufferDescription() {
  34                                         Usage = SharpDX.Direct3D11.ResourceUsage.Dynamic,   // 動的使用法
  35                                         BindFlags = SharpDX.Direct3D11.BindFlags.ConstantBuffer,    // 定数バッファ
  36                                         CpuAccessFlags = SharpDX.Direct3D11.CpuAccessFlags.Write,   // CPUから書き込む
  37                                         OptionFlags = SharpDX.Direct3D11.ResourceOptionFlags.None,
  38                                         SizeInBytes = SharpDX.Utilities.SizeOf<ST定数バッファの転送元データ>(),   // バッファサイズ
  39                                         StructureByteStride = 0,
  40                                 };
  41                                 this.ConstantBuffer = new SharpDX.Direct3D11.Buffer( d3dDevice, cBufferDesc );
  42                                 //----------------
  43                                 #endregion
  44                                 #region " シェーダーリソースビュー "
  45                                 //----------------
  46                                 this.ShaderResourceView = FDK.Utilities.CreateShaderResourceViewFromFile(
  47                                         d3dDevice, FDK.フォルダ.絶対パスに含まれるフォルダ変数を展開して返す( this.画像ファイルパス ), out this.ShaderResourceViewSize );
  48                                 //----------------
  49                                 #endregion
  50                         }
  51                 }
  52                 protected override void Onデバイス依存リソースの解放( デバイスリソース dr )
  53                 {
  54                         FDK.Utilities.解放する( ref this.ShaderResourceView );
  55                         FDK.Utilities.解放する( ref this.ConstantBuffer );
  56                 }
  57
  58                 /// <param name="転送元矩形">テクスチャ座標(値域0～1)で指定する。</param>
  59                 public void 進行描画する( デバイスリソース dr, SharpDX.Matrix ワールド行列変換, SharpDX.RectangleF? 転送元矩形 = null )
  60                 {
  61                         var d3dDevice = (SharpDX.Direct3D11.Device) null;
  62                         using( var d3dLock = new FDK.同期.AutoD3DDeviceLock( dr.DXGIDeviceManager, out d3dDevice ) )
  63                         using( d3dDevice )
  64                         using( var d3dContext = d3dDevice.ImmediateContext )
  65                         {
  66                                 #region " 定数バッファを更新する。"
  67                                 //----------------
  68                                 {
  69                                         // ワールド変換行列
  70                                         ワールド行列変換.Transpose();    // 転置
  71                                         this.定数バッファの転送元データ.World = ワールド行列変換;
  72
  73                                         // ビュー変換行列
  74                                         this.定数バッファの転送元データ.View = dr.ビュー変換行列;
  75
  76                                         // 射影変換行列
  77                                         this.定数バッファの転送元データ.Projection = dr.射影変換行列;
  78
  79                                         // 描画元矩形
  80                                         if( null == 転送元矩形 )
  81                                                 転送元矩形 = new SharpDX.RectangleF( 0f, 0f, 1f, 1f );
  82                                         this.定数バッファの転送元データ.TexLeft = 転送元矩形.Value.Left;
  83                                         this.定数バッファの転送元データ.TexTop = 転送元矩形.Value.Top;
  84                                         this.定数バッファの転送元データ.TexRight = 転送元矩形.Value.Right;
  85                                         this.定数バッファの転送元データ.TexBottom = 転送元矩形.Value.Bottom;
  86
  87                                         // アルファ
  88                                         this.定数バッファの転送元データ.TexAlpha = this.不透明度;
  89                                         this.定数バッファの転送元データ.dummy1 = 0f;
  90                                         this.定数バッファの転送元データ.dummy2 = 0f;
  91                                         this.定数バッファの転送元データ.dummy3 = 0f;
  92
  93                                         // 定数バッファへ書き込む。
  94                                         var dataBox = d3dContext.MapSubresource(
  95                                                 resourceRef: this.ConstantBuffer,
  96                                                 subresource: 0,
  97                                                 mapType: SharpDX.Direct3D11.MapMode.WriteDiscard,
  98                                                 mapFlags: SharpDX.Direct3D11.MapFlags.None );
  99                                         SharpDX.Utilities.Write( dataBox.DataPointer, ref this.定数バッファの転送元データ );
 100                                         d3dContext.UnmapSubresource( this.ConstantBuffer, 0 );
 101                                 }
 102                                 //----------------
 103                                 #endregion
 104                                 #region " 3Dパイプラインを設定する。"
 105                                 //----------------
 106                                 // 入力アセンブラ
 107                                 d3dContext.InputAssembler.InputLayout = null;
 108                                 d3dContext.InputAssembler.PrimitiveTopology = SharpDX.Direct3D.PrimitiveTopology.TriangleStrip;
 109
 110                                 // 頂点シェーダ
 111                                 d3dContext.VertexShader.Set( テクスチャ.VertexShader );
 112                                 d3dContext.VertexShader.SetConstantBuffers( 0, this.ConstantBuffer );
 113
 114                                 // ジオメトリシェーダ
 115                                 d3dContext.GeometryShader.Set( null );
 116
 117                                 // ラスタライザ
 118                                 d3dContext.Rasterizer.SetViewports( dr.D3DViewPort );
 119                                 d3dContext.Rasterizer.State = テクスチャ.RasterizerState;
 120
 121                                 // ピクセルシェーダ
 122                                 d3dContext.PixelShader.Set( テクスチャ.PixelShader );
 123                                 d3dContext.PixelShader.SetConstantBuffers( 0, this.ConstantBuffer );
 124                                 d3dContext.PixelShader.SetShaderResources( 0, 1, this.ShaderResourceView );
 125                                 d3dContext.PixelShader.SetSamplers( 0, 1, テクスチャ.SamplerState );
 126
 127                                 // 出力マージャ
 128                                 d3dContext.OutputMerger.SetTargets( dr.D3DDepthStencilView, dr.D3DRenderTargetView );
 129                                 d3dContext.OutputMerger.SetBlendState(
 130                                         ( this.加算合成する ) ? テクスチャ.BlendStateAdd : テクスチャ.BlendStateNormal,
 131                                         new SharpDX.Mathematics.Interop.RawColor4( 0f, 0f, 0f, 0f ),
 132                                         -1 );
 133                                 d3dContext.OutputMerger.SetDepthStencilState( dr.D3DDepthStencilState, 0 );
 134                                 //----------------
 135                                 #endregion
 136
 137                                 // 頂点バッファとインデックスバッファを使わずに 4 つの頂点を描画する。
 138                                 d3dContext.Draw( vertexCount: 4, startVertexLocation: 0 );
 139                         }
 140                 }
 141
 142                 protected string 画像ファイルパス = null;
 143                 protected struct ST定数バッファの転送元データ
 144                 {
 145                         public SharpDX.Matrix World;      // ワールド変換行列
 146                         public SharpDX.Matrix View;       // ビュー変換行列
 147                         public SharpDX.Matrix Projection; // 透視変換行列
 148
 149                         public float TexLeft;   // 描画元矩形の左u座標(0～1)
 150                         public float TexTop;    // 描画元矩形の上v座標(0～1)
 151                         public float TexRight;  // 描画元矩形の右u座標(0～1)
 152                         public float TexBottom; // 描画元矩形の下v座標(0～1)
 153
 154                         public float TexAlpha;  // テクスチャに乗じるアルファ値(0～1)
 155                         public float dummy1;    // float4境界に合わせるためのダミー
 156                         public float dummy2;    // float4境界に合わせるためのダミー
 157                         public float dummy3;    // float4境界に合わせるためのダミー
 158                 };
 159                 protected ST定数バッファの転送元データ 定数バッファの転送元データ;
 160                 protected SharpDX.Direct3D11.Buffer ConstantBuffer = null;
 161                 protected SharpDX.Direct3D11.ShaderResourceView ShaderResourceView = null;
 162                 protected SharpDX.Size2F ShaderResourceViewSize;
 163
 164                 // (2) 全インスタンス共通項目(static)
 165
 166                 public static void 共有リソースを作成する( FDK.メディア.デバイスリソース dr )
 167                 {
 168                         var d3dDevice = (SharpDX.Direct3D11.Device) null;
 169                         using( var d3dLock = new FDK.同期.AutoD3DDeviceLock( dr.DXGIDeviceManager, out d3dDevice ) )
 170                         using( d3dDevice )
 171                         {
 172                                 #region " 頂点シェーダ "
 173                                 //----------------
 174                                 var シェーダコンパイルのオプション =
 175                                         SharpDX.D3DCompiler.ShaderFlags.Debug |
 176                                         SharpDX.D3DCompiler.ShaderFlags.SkipOptimization |
 177                                         SharpDX.D3DCompiler.ShaderFlags.EnableStrictness |
 178                                         SharpDX.D3DCompiler.ShaderFlags.PackMatrixColumnMajor;
 179
 180                                 // シェーダコードをコンパイルする。
 181                                 using( var code = SharpDX.D3DCompiler.ShaderBytecode.Compile(
 182                                         FDK.Properties.Resources.テクスチャ用シェーダコード,
 183                                         "VS", "vs_4_0", シェーダコンパイルのオプション ) )
 184                                 {
 185                                         // 頂点シェーダを生成する。
 186                                         テクスチャ.VertexShader = new SharpDX.Direct3D11.VertexShader( d3dDevice, code );
 187                                 }
 188                                 //----------------
 189                                 #endregion
 190                                 #region " ピクセルシェーダ "
 191                                 //----------------
 192                                 // シェーダコードをコンパイルする。
 193                                 using( var code = SharpDX.D3DCompiler.ShaderBytecode.Compile(
 194                                         FDK.Properties.Resources.テクスチャ用シェーダコード,
 195                                         "PS", "ps_4_0", シェーダコンパイルのオプション ) )
 196                                 {
 197                                         // ピクセルシェーダを作成する。
 198                                         テクスチャ.PixelShader = new SharpDX.Direct3D11.PixelShader( d3dDevice, code );
 199                                 }
 200                                 //----------------
 201                                 #endregion
 202                                 #region " ブレンドステート（通常）"
 203                                 //----------------
 204                                 var BlendStateNorm = new SharpDX.Direct3D11.BlendStateDescription() {
 205                                         AlphaToCoverageEnable = false,  // アルファマスクで透過する（するならZバッファ必須）
 206                                         IndependentBlendEnable = false, // 個別設定。false なら BendStateDescription.RenderTarget[0] だけが有効で、[1～7] は無視される。
 207                                 };
 208                                 BlendStateNorm.RenderTarget[ 0 ].IsBlendEnabled = true; // true ならブレンディングが有効。
 209                                 BlendStateNorm.RenderTarget[ 0 ].RenderTargetWriteMask = SharpDX.Direct3D11.ColorWriteMaskFlags.All;        // RGBA の書き込みマスク。
 210
 211                                 // アルファ値のブレンディング設定 ... 特になし
 212                                 BlendStateNorm.RenderTarget[ 0 ].SourceAlphaBlend = SharpDX.Direct3D11.BlendOption.One;
 213                                 BlendStateNorm.RenderTarget[ 0 ].DestinationAlphaBlend = SharpDX.Direct3D11.BlendOption.Zero;
 214                                 BlendStateNorm.RenderTarget[ 0 ].AlphaBlendOperation = SharpDX.Direct3D11.BlendOperation.Add;
 215
 216                                 // 色値のブレンディング設定 ... アルファ強度に応じた透明合成（テクスチャのアルファ値は、テクスチャのアルファ×ピクセルシェーダでの全体アルファとする（HLSL参照））
 217                                 BlendStateNorm.RenderTarget[ 0 ].SourceBlend = SharpDX.Direct3D11.BlendOption.SourceAlpha;
 218                                 BlendStateNorm.RenderTarget[ 0 ].DestinationBlend = SharpDX.Direct3D11.BlendOption.InverseSourceAlpha;
 219                                 BlendStateNorm.RenderTarget[ 0 ].BlendOperation = SharpDX.Direct3D11.BlendOperation.Add;
 220
 221                                 // ブレンドステートを作成する。
 222                                 テクスチャ.BlendStateNormal = new SharpDX.Direct3D11.BlendState( d3dDevice, BlendStateNorm );
 223                                 //----------------
 224                                 #endregion
 225                                 #region " ブレンドステート（加算合成）"
 226                                 //----------------
 227                                 var BlendStateAdd = new SharpDX.Direct3D11.BlendStateDescription() {
 228                                         AlphaToCoverageEnable = false,  // アルファマスクで透過する（するならZバッファ必須）
 229                                         IndependentBlendEnable = false, // 個別設定。false なら BendStateDescription.RenderTarget[0] だけが有効で、[1～7] は無視される。
 230                                 };
 231                                 BlendStateAdd.RenderTarget[ 0 ].IsBlendEnabled = true; // true ならブレンディングが有効。
 232                                 BlendStateAdd.RenderTarget[ 0 ].RenderTargetWriteMask = SharpDX.Direct3D11.ColorWriteMaskFlags.All;        // RGBA の書き込みマスク。
 233
 234                                 // アルファ値のブレンディング設定 ... 特になし
 235                                 BlendStateAdd.RenderTarget[ 0 ].SourceAlphaBlend = SharpDX.Direct3D11.BlendOption.One;
 236                                 BlendStateAdd.RenderTarget[ 0 ].DestinationAlphaBlend = SharpDX.Direct3D11.BlendOption.Zero;
 237                                 BlendStateAdd.RenderTarget[ 0 ].AlphaBlendOperation = SharpDX.Direct3D11.BlendOperation.Add;
 238
 239                                 // 色値のブレンディング設定 ... 加算合成
 240                                 BlendStateAdd.RenderTarget[ 0 ].SourceBlend = SharpDX.Direct3D11.BlendOption.SourceAlpha;
 241                                 BlendStateAdd.RenderTarget[ 0 ].DestinationBlend = SharpDX.Direct3D11.BlendOption.One;
 242                                 BlendStateAdd.RenderTarget[ 0 ].BlendOperation = SharpDX.Direct3D11.BlendOperation.Add;
 243
 244                                 // ブレンドステートを作成する。
 245                                 テクスチャ.BlendStateAdd = new SharpDX.Direct3D11.BlendState( d3dDevice, BlendStateNorm );
 246                                 //----------------
 247                                 #endregion
 248                                 #region " ラスタライザステート "
 249                                 //----------------
 250                                 var RSDesc = new SharpDX.Direct3D11.RasterizerStateDescription() {
 251                                         FillMode = SharpDX.Direct3D11.FillMode.Solid,   // 普通に描画する
 252                                         CullMode = SharpDX.Direct3D11.CullMode.None,    // 両面を描画する
 253                                         IsFrontCounterClockwise = false,    // 時計回りが表面
 254                                         DepthBias = 0,
 255                                         DepthBiasClamp = 0,
 256                                         SlopeScaledDepthBias = 0,
 257                                         IsDepthClipEnabled = true,
 258                                         IsScissorEnabled = false,
 259                                         IsMultisampleEnabled = false,
 260                                         IsAntialiasedLineEnabled = false,
 261                                 };
 262                                 テクスチャ.RasterizerState = new SharpDX.Direct3D11.RasterizerState( d3dDevice, RSDesc );
 263                                 //----------------
 264                                 #endregion
 265                                 #region " サンプラーステート "
 266                                 //----------------
 267                                 var descSampler = new SharpDX.Direct3D11.SamplerStateDescription() {
 268                                         Filter = SharpDX.Direct3D11.Filter.Anisotropic,
 269                                         AddressU = SharpDX.Direct3D11.TextureAddressMode.Wrap,
 270                                         AddressV = SharpDX.Direct3D11.TextureAddressMode.Wrap,
 271                                         AddressW = SharpDX.Direct3D11.TextureAddressMode.Wrap,
 272                                         MipLodBias = 0.0f,
 273                                         MaximumAnisotropy = 2,
 274                                         ComparisonFunction = SharpDX.Direct3D11.Comparison.Never,
 275                                         BorderColor = new SharpDX.Mathematics.Interop.RawColor4( 0f, 0f, 0f, 0f ),
 276                                         MinimumLod = float.MinValue,
 277                                         MaximumLod = float.MaxValue,
 278                                 };
 279                                 テクスチャ.SamplerState = new SharpDX.Direct3D11.SamplerState( d3dDevice, descSampler );
 280                                 //----------------
 281                                 #endregion
 282                         }
 283                 }
 284                 public static void 共有リソースを解放する()
 285                 {
 286                         FDK.Utilities.解放する( ref テクスチャ.SamplerState );
 287                         FDK.Utilities.解放する( ref テクスチャ.RasterizerState );
 288                         FDK.Utilities.解放する( ref テクスチャ.BlendStateAdd );
 289                         FDK.Utilities.解放する( ref テクスチャ.BlendStateNormal );
 290                         FDK.Utilities.解放する( ref テクスチャ.PixelShader );
 291                         FDK.Utilities.解放する( ref テクスチャ.VertexShader );
 292                 }
 293
 294                 protected static SharpDX.Direct3D11.VertexShader VertexShader = null;
 295                 protected static SharpDX.Direct3D11.PixelShader PixelShader = null;
 296                 protected static SharpDX.Direct3D11.BlendState BlendStateNormal = null;
 297                 protected static SharpDX.Direct3D11.BlendState BlendStateAdd = null;
 298                 protected static SharpDX.Direct3D11.RasterizerState RasterizerState = null;
 299                 protected static SharpDX.Direct3D11.SamplerState SamplerState = null;
 300         }
 301 }