/bin-release/srcview/source/starling/display/materials/Program3DCache.as.html

https://bitbucket.org/tshubbard/zfstarlingtutorial · HTML · 81 lines · 67 code · 13 blank · 1 comment · 0 complexity · e06e61d72d9d3c91d3d4b2c6334b2191 MD5 · raw file 

    

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  2. <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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  4. <head>
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  5. <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
    6. 

  6. <title>Program3DCache.as</title>
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  7. <link rel="stylesheet" type="text/css" href="../../../../SourceStyles.css"/>
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  8. </head>
    9. 

  9. 

  10. <body><pre><span class="ActionScriptpackage">package</span> <span class="ActionScriptDefault_Text">starling</span><span class="ActionScriptOperator">.</span><span class="ActionScriptDefault_Text">display</span><span class="ActionScriptOperator">.</span><span class="ActionScriptDefault_Text">materials</span>
    11. 

  11. <span class="ActionScriptBracket/Brace">{</span>
    12. 

  12.     <span class="ActionScriptReserved">import</span> <span class="ActionScriptDefault_Text">flash</span><span class="ActionScriptOperator">.</span><span class="ActionScriptDefault_Text">display3D</span><span class="ActionScriptOperator">.</span><span class="ActionScriptDefault_Text">Context3D</span>;
    13. 

  13.     <span class="ActionScriptReserved">import</span> <span class="ActionScriptDefault_Text">flash</span><span class="ActionScriptOperator">.</span><span class="ActionScriptDefault_Text">display3D</span><span class="ActionScriptOperator">.</span><span class="ActionScriptDefault_Text">Program3D</span>;
    14. 

  14.     <span class="ActionScriptReserved">import</span> <span class="ActionScriptDefault_Text">flash</span><span class="ActionScriptOperator">.</span><span class="ActionScriptDefault_Text">utils</span><span class="ActionScriptOperator">.</span><span class="ActionScriptDefault_Text">Dictionary</span>;
    15. 

  15.     
    16. 

  16.     <span class="ActionScriptReserved">import</span> <span class="ActionScriptDefault_Text">starling</span><span class="ActionScriptOperator">.</span><span class="ActionScriptDefault_Text">display</span><span class="ActionScriptOperator">.</span><span class="ActionScriptDefault_Text">shaders</span><span class="ActionScriptOperator">.</span><span class="ActionScriptDefault_Text">IShader</span>;
    17. 

  17. 

  18.     <span class="ActionScriptReserved">internal</span> <span class="ActionScriptclass">class</span> <span class="ActionScriptDefault_Text">Program3DCache</span>
    19. 

  19.     <span class="ActionScriptBracket/Brace">{</span>
    20. 

  20.         <span class="ActionScriptReserved">private</span> <span class="ActionScriptReserved">static</span> <span class="ActionScriptvar">var</span> <span class="ActionScriptDefault_Text">uid</span>                            :<span class="ActionScriptDefault_Text">int</span> <span class="ActionScriptOperator">=</span> 0;
    21. 

  21.         <span class="ActionScriptReserved">private</span> <span class="ActionScriptReserved">static</span> <span class="ActionScriptvar">var</span> <span class="ActionScriptDefault_Text">uidByShaderTable</span>                :<span class="ActionScriptDefault_Text">Dictionary</span> <span class="ActionScriptOperator">=</span> <span class="ActionScriptReserved">new</span> <span class="ActionScriptDefault_Text">Dictionary</span><span class="ActionScriptBracket/Brace">(</span><span class="ActionScriptReserved">true</span><span class="ActionScriptBracket/Brace">)</span>;
    22. 

  22.         <span class="ActionScriptReserved">private</span> <span class="ActionScriptReserved">static</span> <span class="ActionScriptvar">var</span> <span class="ActionScriptDefault_Text">programByUIDTable</span>            :<span class="ActionScriptDefault_Text">Object</span> <span class="ActionScriptOperator">=</span> <span class="ActionScriptBracket/Brace">{</span><span class="ActionScriptBracket/Brace">}</span>;
    23. 

  23.         <span class="ActionScriptReserved">private</span> <span class="ActionScriptReserved">static</span> <span class="ActionScriptvar">var</span> <span class="ActionScriptDefault_Text">uidByProgramTable</span>            :<span class="ActionScriptDefault_Text">Dictionary</span> <span class="ActionScriptOperator">=</span> <span class="ActionScriptReserved">new</span> <span class="ActionScriptDefault_Text">Dictionary</span><span class="ActionScriptBracket/Brace">(</span><span class="ActionScriptReserved">false</span><span class="ActionScriptBracket/Brace">)</span>;
    24. 

  24.         <span class="ActionScriptReserved">private</span> <span class="ActionScriptReserved">static</span> <span class="ActionScriptvar">var</span> <span class="ActionScriptDefault_Text">numReferencesByProgramTable</span>    :<span class="ActionScriptDefault_Text">Dictionary</span> <span class="ActionScriptOperator">=</span> <span class="ActionScriptReserved">new</span> <span class="ActionScriptDefault_Text">Dictionary</span><span class="ActionScriptBracket/Brace">(</span><span class="ActionScriptBracket/Brace">)</span>;
    25. 

  25.         
    26. 

  26.         <span class="ActionScriptReserved">public</span> <span class="ActionScriptReserved">static</span> <span class="ActionScriptfunction">function</span> <span class="ActionScriptDefault_Text">getProgram3D</span><span class="ActionScriptBracket/Brace">(</span> <span class="ActionScriptDefault_Text">context</span>:<span class="ActionScriptDefault_Text">Context3D</span><span class="ActionScriptOperator">,</span> <span class="ActionScriptDefault_Text">vertexShader</span>:<span class="ActionScriptDefault_Text">IShader</span><span class="ActionScriptOperator">,</span> <span class="ActionScriptDefault_Text">fragmentShader</span>:<span class="ActionScriptDefault_Text">IShader</span> <span class="ActionScriptBracket/Brace">)</span>:<span class="ActionScriptDefault_Text">Program3D</span>
    27. 

  27.         <span class="ActionScriptBracket/Brace">{</span>
    28. 

  28.             <span class="ActionScriptvar">var</span> <span class="ActionScriptDefault_Text">vertexShaderUID</span>:<span class="ActionScriptDefault_Text">int</span> <span class="ActionScriptOperator">=</span> <span class="ActionScriptDefault_Text">uidByShaderTable</span><span class="ActionScriptBracket/Brace">[</span><span class="ActionScriptDefault_Text">vertexShader</span><span class="ActionScriptBracket/Brace">]</span>;
    29. 

  29.             <span class="ActionScriptReserved">if</span> <span class="ActionScriptBracket/Brace">(</span> <span class="ActionScriptDefault_Text">vertexShaderUID</span> <span class="ActionScriptOperator">==</span> 0 <span class="ActionScriptBracket/Brace">)</span>
    30. 

  30.             <span class="ActionScriptBracket/Brace">{</span>
    31. 

  31.                 <span class="ActionScriptDefault_Text">vertexShaderUID</span> <span class="ActionScriptOperator">=</span> <span class="ActionScriptDefault_Text">uidByShaderTable</span><span class="ActionScriptBracket/Brace">[</span><span class="ActionScriptDefault_Text">vertexShader</span><span class="ActionScriptBracket/Brace">]</span> <span class="ActionScriptOperator">=</span> <span class="ActionScriptOperator">++</span><span class="ActionScriptDefault_Text">uid</span>;
    32. 

  32.             <span class="ActionScriptBracket/Brace">}</span>
    33. 

  33.             
    34. 

  34.             <span class="ActionScriptvar">var</span> <span class="ActionScriptDefault_Text">fragmentShaderUID</span>:<span class="ActionScriptDefault_Text">int</span> <span class="ActionScriptOperator">=</span> <span class="ActionScriptDefault_Text">uidByShaderTable</span><span class="ActionScriptBracket/Brace">[</span><span class="ActionScriptDefault_Text">fragmentShader</span><span class="ActionScriptBracket/Brace">]</span>;
    35. 

  35.             <span class="ActionScriptReserved">if</span> <span class="ActionScriptBracket/Brace">(</span> <span class="ActionScriptDefault_Text">fragmentShaderUID</span> <span class="ActionScriptOperator">==</span> 0 <span class="ActionScriptBracket/Brace">)</span>
    36. 

  36.             <span class="ActionScriptBracket/Brace">{</span>
    37. 

  37.                 <span class="ActionScriptDefault_Text">fragmentShaderUID</span> <span class="ActionScriptOperator">=</span> <span class="ActionScriptDefault_Text">uidByShaderTable</span><span class="ActionScriptBracket/Brace">[</span><span class="ActionScriptDefault_Text">fragmentShader</span><span class="ActionScriptBracket/Brace">]</span> <span class="ActionScriptOperator">=</span> <span class="ActionScriptOperator">++</span><span class="ActionScriptDefault_Text">uid</span>;
    38. 

  38.             <span class="ActionScriptBracket/Brace">}</span>
    39. 

  39.             
    40. 

  40.             <span class="ActionScriptvar">var</span> <span class="ActionScriptDefault_Text">program3DUID</span>:<span class="ActionScriptDefault_Text">String</span> <span class="ActionScriptOperator">=</span> <span class="ActionScriptDefault_Text">vertexShaderUID</span> <span class="ActionScriptOperator">+</span> <span class="ActionScriptString">"_"</span> <span class="ActionScriptOperator">+</span> <span class="ActionScriptDefault_Text">fragmentShaderUID</span>;
    41. 

  41.             
    42. 

  42.             <span class="ActionScriptvar">var</span> <span class="ActionScriptDefault_Text">program3D</span>:<span class="ActionScriptDefault_Text">Program3D</span> <span class="ActionScriptOperator">=</span> <span class="ActionScriptDefault_Text">programByUIDTable</span><span class="ActionScriptBracket/Brace">[</span><span class="ActionScriptDefault_Text">program3DUID</span><span class="ActionScriptBracket/Brace">]</span>;
    43. 

  43.             <span class="ActionScriptReserved">if</span> <span class="ActionScriptBracket/Brace">(</span> <span class="ActionScriptDefault_Text">program3D</span> <span class="ActionScriptOperator">==</span> <span class="ActionScriptReserved">null</span> <span class="ActionScriptBracket/Brace">)</span>
    44. 

  44.             <span class="ActionScriptBracket/Brace">{</span>
    45. 

  45.                 <span class="ActionScriptDefault_Text">program3D</span> <span class="ActionScriptOperator">=</span> <span class="ActionScriptDefault_Text">programByUIDTable</span><span class="ActionScriptBracket/Brace">[</span><span class="ActionScriptDefault_Text">program3DUID</span><span class="ActionScriptBracket/Brace">]</span> <span class="ActionScriptOperator">=</span> <span class="ActionScriptDefault_Text">context</span><span class="ActionScriptOperator">.</span><span class="ActionScriptDefault_Text">createProgram</span><span class="ActionScriptBracket/Brace">(</span><span class="ActionScriptBracket/Brace">)</span>;
    46. 

  46.                 <span class="ActionScriptDefault_Text">uidByProgramTable</span><span class="ActionScriptBracket/Brace">[</span><span class="ActionScriptDefault_Text">program3D</span><span class="ActionScriptBracket/Brace">]</span> <span class="ActionScriptOperator">=</span> <span class="ActionScriptDefault_Text">program3DUID</span>;
    47. 

  47.                 <span class="ActionScriptDefault_Text">program3D</span><span class="ActionScriptOperator">.</span><span class="ActionScriptDefault_Text">upload</span><span class="ActionScriptBracket/Brace">(</span> <span class="ActionScriptDefault_Text">vertexShader</span><span class="ActionScriptOperator">.</span><span class="ActionScriptDefault_Text">opCode</span><span class="ActionScriptOperator">,</span> <span class="ActionScriptDefault_Text">fragmentShader</span><span class="ActionScriptOperator">.</span><span class="ActionScriptDefault_Text">opCode</span> <span class="ActionScriptBracket/Brace">)</span>;
    48. 

  48.                 <span class="ActionScriptDefault_Text">numReferencesByProgramTable</span><span class="ActionScriptBracket/Brace">[</span><span class="ActionScriptDefault_Text">program3D</span><span class="ActionScriptBracket/Brace">]</span> <span class="ActionScriptOperator">=</span> 0;
    49. 

  49.             <span class="ActionScriptBracket/Brace">}</span>
    50. 

  50.             
    51. 

  51.             <span class="ActionScriptDefault_Text">numReferencesByProgramTable</span><span class="ActionScriptBracket/Brace">[</span><span class="ActionScriptDefault_Text">program3D</span><span class="ActionScriptBracket/Brace">]</span><span class="ActionScriptOperator">++</span>;
    52. 

  52.             
    53. 

  53.             <span class="ActionScriptReserved">return</span> <span class="ActionScriptDefault_Text">program3D</span>;
    54. 

  54.         <span class="ActionScriptBracket/Brace">}</span>
    55. 

  55.         
    56. 

  56.         <span class="ActionScriptReserved">public</span> <span class="ActionScriptReserved">static</span> <span class="ActionScriptfunction">function</span> <span class="ActionScriptDefault_Text">releaseProgram3D</span><span class="ActionScriptBracket/Brace">(</span> <span class="ActionScriptDefault_Text">program3D</span>:<span class="ActionScriptDefault_Text">Program3D</span> <span class="ActionScriptBracket/Brace">)</span>:<span class="ActionScriptReserved">void</span>
    57. 

  57.         <span class="ActionScriptBracket/Brace">{</span>
    58. 

  58.             <span class="ActionScriptReserved">if</span> <span class="ActionScriptBracket/Brace">(</span> <span class="ActionScriptDefault_Text">numReferencesByProgramTable</span><span class="ActionScriptBracket/Brace">[</span><span class="ActionScriptDefault_Text">program3D</span><span class="ActionScriptBracket/Brace">]</span> <span class="ActionScriptOperator">==</span> <span class="ActionScriptReserved">null</span> <span class="ActionScriptBracket/Brace">)</span>
    59. 

  59.             <span class="ActionScriptBracket/Brace">{</span>
    60. 

  60.                 <span class="ActionScriptReserved">throw</span><span class="ActionScriptBracket/Brace">(</span> <span class="ActionScriptReserved">new</span> <span class="ActionScriptDefault_Text">Error</span><span class="ActionScriptBracket/Brace">(</span> <span class="ActionScriptString">"Program3D is not in cache"</span> <span class="ActionScriptBracket/Brace">)</span> <span class="ActionScriptBracket/Brace">)</span>;
    61. 

  61.                 <span class="ActionScriptReserved">return</span>;
    62. 

  62.             <span class="ActionScriptBracket/Brace">}</span>
    63. 

  63.             
    64. 

  64.             <span class="ActionScriptvar">var</span> <span class="ActionScriptDefault_Text">numReferences</span>:<span class="ActionScriptDefault_Text">int</span> <span class="ActionScriptOperator">=</span> <span class="ActionScriptDefault_Text">numReferencesByProgramTable</span><span class="ActionScriptBracket/Brace">[</span><span class="ActionScriptDefault_Text">program3D</span><span class="ActionScriptBracket/Brace">]</span>;
    65. 

  65.             <span class="ActionScriptDefault_Text">numReferences</span><span class="ActionScriptOperator">--</span>;
    66. 

  66.             
    67. 

  67.             <span class="ActionScriptReserved">if</span> <span class="ActionScriptBracket/Brace">(</span> <span class="ActionScriptDefault_Text">numReferences</span> <span class="ActionScriptOperator">==</span> 0 <span class="ActionScriptBracket/Brace">)</span>
    68. 

  68.             <span class="ActionScriptBracket/Brace">{</span>
    69. 

  69.                 <span class="ActionScriptDefault_Text">program3D</span><span class="ActionScriptOperator">.</span><span class="ActionScriptDefault_Text">dispose</span><span class="ActionScriptBracket/Brace">(</span><span class="ActionScriptBracket/Brace">)</span>;
    70. 

  70.                 <span class="ActionScriptReserved">delete</span> <span class="ActionScriptDefault_Text">numReferencesByProgramTable</span><span class="ActionScriptBracket/Brace">[</span><span class="ActionScriptDefault_Text">program3D</span><span class="ActionScriptBracket/Brace">]</span>;
    71. 

  71.                 <span class="ActionScriptvar">var</span> <span class="ActionScriptDefault_Text">program3DUID</span>:<span class="ActionScriptDefault_Text">String</span> <span class="ActionScriptOperator">=</span> <span class="ActionScriptDefault_Text">uidByProgramTable</span><span class="ActionScriptBracket/Brace">[</span><span class="ActionScriptDefault_Text">program3D</span><span class="ActionScriptBracket/Brace">]</span>;
    72. 

  72.                 <span class="ActionScriptReserved">delete</span> <span class="ActionScriptDefault_Text">programByUIDTable</span><span class="ActionScriptBracket/Brace">[</span><span class="ActionScriptDefault_Text">program3DUID</span><span class="ActionScriptBracket/Brace">]</span>;
    73. 

  73.                 <span class="ActionScriptReserved">delete</span> <span class="ActionScriptDefault_Text">uidByProgramTable</span><span class="ActionScriptBracket/Brace">[</span><span class="ActionScriptDefault_Text">program3D</span><span class="ActionScriptBracket/Brace">]</span>;
    74. 

  74.                 <span class="ActionScriptReserved">return</span>;
    75. 

  75.             <span class="ActionScriptBracket/Brace">}</span>
    76. 

  76.             
    77. 

  77.             <span class="ActionScriptDefault_Text">numReferencesByProgramTable</span><span class="ActionScriptBracket/Brace">[</span><span class="ActionScriptDefault_Text">program3D</span><span class="ActionScriptBracket/Brace">]</span> <span class="ActionScriptOperator">=</span> <span class="ActionScriptDefault_Text">numReferences</span>;
    78. 

  78.         <span class="ActionScriptBracket/Brace">}</span>
    79. 

  79.     <span class="ActionScriptBracket/Brace">}</span>
    80. 

  80. <span class="ActionScriptBracket/Brace">}</span></pre></body>
    81. 

  81. </html>
    82.