<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html> <head> <!-- Generated by HsColour, http://www.cs.york.ac.uk/fp/darcs/hscolour/ --> <title>Graphics/Rendering/OpenGL/GL/Capability.hs</title> <link type='text/css' rel='stylesheet' href='hscolour.css' /> </head> <body> <pre><a name="line-1"></a><span class='hs-comment'>-- #hide</span> <a name="line-2"></a><span class='hs-comment'>--------------------------------------------------------------------------------</span> <a name="line-3"></a><span class='hs-comment'>-- |</span> <a name="line-4"></a><span class='hs-comment'>-- Module : Graphics.Rendering.OpenGL.GL.Capability</span> <a name="line-5"></a><span class='hs-comment'>-- Copyright : (c) Sven Panne 2002-2009</span> <a name="line-6"></a><span class='hs-comment'>-- License : BSD-style (see the file libraries/OpenGL/LICENSE)</span> <a name="line-7"></a><span class='hs-comment'>-- </span> <a name="line-8"></a><span class='hs-comment'>-- Maintainer : sven.panne@aedion.de</span> <a name="line-9"></a><span class='hs-comment'>-- Stability : stable</span> <a name="line-10"></a><span class='hs-comment'>-- Portability : portable</span> <a name="line-11"></a><span class='hs-comment'>--</span> <a name="line-12"></a><span class='hs-comment'>-- This is a purely internal module for handling OpenGL capabilities, i.e.</span> <a name="line-13"></a><span class='hs-comment'>-- boolean state variables.</span> <a name="line-14"></a><span class='hs-comment'>--</span> <a name="line-15"></a><span class='hs-comment'>--------------------------------------------------------------------------------</span> <a name="line-16"></a> <a name="line-17"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Graphics</span><span class='hs-varop'>.</span><span class='hs-conid'>Rendering</span><span class='hs-varop'>.</span><span class='hs-conid'>OpenGL</span><span class='hs-varop'>.</span><span class='hs-conid'>GL</span><span class='hs-varop'>.</span><span class='hs-conid'>Capability</span> <span class='hs-layout'>(</span> <a name="line-18"></a> <span class='hs-varid'>marshalCapability</span><span class='hs-layout'>,</span> <span class='hs-varid'>unmarshalCapability</span><span class='hs-layout'>,</span> <a name="line-19"></a> <span class='hs-conid'>EnableCap</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-varid'>makeCapability</span><span class='hs-layout'>,</span> <span class='hs-varid'>makeStateVarMaybe</span> <a name="line-20"></a><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span> <a name="line-21"></a> <a name="line-22"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Graphics</span><span class='hs-varop'>.</span><span class='hs-conid'>Rendering</span><span class='hs-varop'>.</span><span class='hs-conid'>OpenGL</span><span class='hs-varop'>.</span><span class='hs-conid'>GL</span><span class='hs-varop'>.</span><span class='hs-conid'>BasicTypes</span> <span class='hs-layout'>(</span> <a name="line-23"></a> <span class='hs-conid'>GLboolean</span><span class='hs-layout'>,</span> <span class='hs-conid'>GLenum</span><span class='hs-layout'>,</span> <span class='hs-conid'>GLsizei</span><span class='hs-layout'>,</span> <span class='hs-conid'>Capability</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span> <span class='hs-layout'>)</span> <a name="line-24"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Graphics</span><span class='hs-varop'>.</span><span class='hs-conid'>Rendering</span><span class='hs-varop'>.</span><span class='hs-conid'>OpenGL</span><span class='hs-varop'>.</span><span class='hs-conid'>GL</span><span class='hs-varop'>.</span><span class='hs-conid'>GLboolean</span> <span class='hs-layout'>(</span> <a name="line-25"></a> <span class='hs-varid'>marshalGLboolean</span><span class='hs-layout'>,</span> <span class='hs-varid'>unmarshalGLboolean</span> <span class='hs-layout'>)</span> <a name="line-26"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Graphics</span><span class='hs-varop'>.</span><span class='hs-conid'>Rendering</span><span class='hs-varop'>.</span><span class='hs-conid'>OpenGL</span><span class='hs-varop'>.</span><span class='hs-conid'>GL</span><span class='hs-varop'>.</span><span class='hs-conid'>QueryUtils</span> <span class='hs-layout'>(</span> <a name="line-27"></a> <span class='hs-varid'>clipPlaneIndexToEnum</span><span class='hs-layout'>,</span> <span class='hs-varid'>lightIndexToEnum</span> <span class='hs-layout'>)</span> <a name="line-28"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Graphics</span><span class='hs-varop'>.</span><span class='hs-conid'>Rendering</span><span class='hs-varop'>.</span><span class='hs-conid'>OpenGL</span><span class='hs-varop'>.</span><span class='hs-conid'>GL</span><span class='hs-varop'>.</span><span class='hs-conid'>StateVar</span> <span class='hs-layout'>(</span> <a name="line-29"></a> <span class='hs-conid'>HasGetter</span><span class='hs-layout'>(</span><span class='hs-varid'>get</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-conid'>HasSetter</span><span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-varop'>$=</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-conid'>StateVar</span><span class='hs-layout'>,</span> <span class='hs-varid'>makeStateVar</span> <span class='hs-layout'>)</span> <a name="line-30"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Graphics</span><span class='hs-varop'>.</span><span class='hs-conid'>Rendering</span><span class='hs-varop'>.</span><span class='hs-conid'>OpenGL</span><span class='hs-varop'>.</span><span class='hs-conid'>GLU</span><span class='hs-varop'>.</span><span class='hs-conid'>ErrorsInternal</span> <span class='hs-layout'>(</span> <span class='hs-varid'>recordInvalidEnum</span> <span class='hs-layout'>)</span> <a name="line-31"></a> <a name="line-32"></a><span class='hs-comment'>--------------------------------------------------------------------------------</span> <a name="line-33"></a> <a name="line-34"></a><a name="marshalCapability"></a><span class='hs-definition'>marshalCapability</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Capability</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GLboolean</span> <a name="line-35"></a><span class='hs-definition'>marshalCapability</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>marshalGLboolean</span> <span class='hs-varop'>.</span> <span class='hs-layout'>(</span><span class='hs-conid'>Enabled</span> <span class='hs-varop'>==</span><span class='hs-layout'>)</span> <a name="line-36"></a> <a name="line-37"></a><a name="unmarshalCapability"></a><span class='hs-definition'>unmarshalCapability</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GLboolean</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Capability</span> <a name="line-38"></a><span class='hs-definition'>unmarshalCapability</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>unmarshalGLboolean</span> <span class='hs-varid'>x</span> <span class='hs-keyword'>then</span> <span class='hs-conid'>Enabled</span> <span class='hs-keyword'>else</span> <span class='hs-conid'>Disabled</span> <a name="line-39"></a> <a name="line-40"></a><span class='hs-comment'>--------------------------------------------------------------------------------</span> <a name="line-41"></a> <a name="line-42"></a><a name="EnableCap"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>EnableCap</span> <span class='hs-keyglyph'>=</span> <a name="line-43"></a> <span class='hs-conid'>CapFog</span> <a name="line-44"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapLighting</span> <a name="line-45"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapTexture1D</span> <a name="line-46"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapTexture2D</span> <a name="line-47"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapTextureRectangle</span> <a name="line-48"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapLineStipple</span> <a name="line-49"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapPolygonStipple</span> <a name="line-50"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapCullFace</span> <a name="line-51"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapAlphaTest</span> <a name="line-52"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapBlend</span> <a name="line-53"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapIndexLogicOp</span> <a name="line-54"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapColorLogicOp</span> <a name="line-55"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapDither</span> <a name="line-56"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapStencilTest</span> <a name="line-57"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapDepthTest</span> <a name="line-58"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapClipPlane</span> <span class='hs-conid'>GLsizei</span> <a name="line-59"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapLight</span> <span class='hs-conid'>GLsizei</span> <a name="line-60"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapTextureGenS</span> <a name="line-61"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapTextureGenT</span> <a name="line-62"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapTextureGenR</span> <a name="line-63"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapTextureGenQ</span> <a name="line-64"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMap1Vertex3</span> <a name="line-65"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMap1Vertex4</span> <a name="line-66"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMap1Color4</span> <a name="line-67"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMap1Index</span> <a name="line-68"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMap1Normal</span> <a name="line-69"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMap1TextureCoord1</span> <a name="line-70"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMap1TextureCoord2</span> <a name="line-71"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMap1TextureCoord3</span> <a name="line-72"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMap1TextureCoord4</span> <a name="line-73"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMap2Vertex3</span> <a name="line-74"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMap2Vertex4</span> <a name="line-75"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMap2Color4</span> <a name="line-76"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMap2Index</span> <a name="line-77"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMap2Normal</span> <a name="line-78"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMap2TextureCoord1</span> <a name="line-79"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMap2TextureCoord2</span> <a name="line-80"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMap2TextureCoord3</span> <a name="line-81"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMap2TextureCoord4</span> <a name="line-82"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapPointSmooth</span> <a name="line-83"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapLineSmooth</span> <a name="line-84"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapPolygonSmooth</span> <a name="line-85"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapScissorTest</span> <a name="line-86"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapColorMaterial</span> <a name="line-87"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapNormalize</span> <a name="line-88"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapAutoNormal</span> <a name="line-89"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapPolygonOffsetPoint</span> <a name="line-90"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapPolygonOffsetLine</span> <a name="line-91"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapPolygonOffsetFill</span> <a name="line-92"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapVertexArray</span> <a name="line-93"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapNormalArray</span> <a name="line-94"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapColorArray</span> <a name="line-95"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapIndexArray</span> <a name="line-96"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapTextureCoordArray</span> <a name="line-97"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapEdgeFlagArray</span> <a name="line-98"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapFogCoordArray</span> <a name="line-99"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapSecondaryColorArray</span> <a name="line-100"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMatrixIndexArray</span> <a name="line-101"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapConvolution1D</span> <a name="line-102"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapConvolution2D</span> <a name="line-103"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapSeparable2D</span> <a name="line-104"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapHistogram</span> <a name="line-105"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMinmax</span> <a name="line-106"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapRescaleNormal</span> <a name="line-107"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapSharedTexturePalette</span> <a name="line-108"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapTexture3D</span> <a name="line-109"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMultisample</span> <a name="line-110"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapSampleAlphaToCoverage</span> <a name="line-111"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapSampleAlphaToOne</span> <a name="line-112"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapSampleCoverage</span> <a name="line-113"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapColorTable</span> <a name="line-114"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapPostConvolutionColorTable</span> <a name="line-115"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapPostColorMatrixColorTable</span> <a name="line-116"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapColorSum</span> <a name="line-117"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapTextureCubeMap</span> <a name="line-118"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapWeightSumUnity</span> <a name="line-119"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapVertexBlend</span> <a name="line-120"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapWeightArray</span> <a name="line-121"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapMatrixPalette</span> <a name="line-122"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapDepthClamp</span> <a name="line-123"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapDepthBoundsTest</span> <a name="line-124"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapPrimitiveRestart</span> <span class='hs-comment'>-- NOTE: client state!</span> <a name="line-125"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapPointSprite</span> <a name="line-126"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapStencilTestTwoSide</span> <a name="line-127"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapRasterPositionUnclipped</span> <a name="line-128"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapTextureColorTable</span> <a name="line-129"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapVertexProgramPointSize</span> <a name="line-130"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CapVertexProgramTwoSide</span> <a name="line-131"></a> <a name="line-132"></a><a name="marshalEnableCap"></a><span class='hs-definition'>marshalEnableCap</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>EnableCap</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>GLenum</span> <a name="line-133"></a><span class='hs-definition'>marshalEnableCap</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>x</span> <span class='hs-keyword'>of</span> <a name="line-134"></a> <span class='hs-conid'>CapFog</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xb60</span> <a name="line-135"></a> <span class='hs-conid'>CapLighting</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xb50</span> <a name="line-136"></a> <span class='hs-conid'>CapTexture1D</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xde0</span> <a name="line-137"></a> <span class='hs-conid'>CapTexture2D</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xde1</span> <a name="line-138"></a> <span class='hs-conid'>CapTextureRectangle</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x84F5</span> <a name="line-139"></a> <span class='hs-conid'>CapLineStipple</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xb24</span> <a name="line-140"></a> <span class='hs-conid'>CapPolygonStipple</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xb42</span> <a name="line-141"></a> <span class='hs-conid'>CapCullFace</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xb44</span> <a name="line-142"></a> <span class='hs-conid'>CapAlphaTest</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xbc0</span> <a name="line-143"></a> <span class='hs-conid'>CapBlend</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xbe2</span> <a name="line-144"></a> <span class='hs-conid'>CapIndexLogicOp</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xbf1</span> <a name="line-145"></a> <span class='hs-conid'>CapColorLogicOp</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xbf2</span> <a name="line-146"></a> <span class='hs-conid'>CapDither</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xbd0</span> <a name="line-147"></a> <span class='hs-conid'>CapStencilTest</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xb90</span> <a name="line-148"></a> <span class='hs-conid'>CapDepthTest</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xb71</span> <a name="line-149"></a> <span class='hs-conid'>CapClipPlane</span> <span class='hs-varid'>i</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>clipPlaneIndexToEnum</span> <span class='hs-varid'>i</span> <a name="line-150"></a> <span class='hs-conid'>CapLight</span> <span class='hs-varid'>i</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>lightIndexToEnum</span> <span class='hs-varid'>i</span> <a name="line-151"></a> <span class='hs-conid'>CapTextureGenS</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xc60</span> <a name="line-152"></a> <span class='hs-conid'>CapTextureGenT</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xc61</span> <a name="line-153"></a> <span class='hs-conid'>CapTextureGenR</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xc62</span> <a name="line-154"></a> <span class='hs-conid'>CapTextureGenQ</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xc63</span> <a name="line-155"></a> <span class='hs-conid'>CapMap1Vertex3</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xd97</span> <a name="line-156"></a> <span class='hs-conid'>CapMap1Vertex4</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xd98</span> <a name="line-157"></a> <span class='hs-conid'>CapMap1Color4</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xd90</span> <a name="line-158"></a> <span class='hs-conid'>CapMap1Index</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xd91</span> <a name="line-159"></a> <span class='hs-conid'>CapMap1Normal</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xd92</span> <a name="line-160"></a> <span class='hs-conid'>CapMap1TextureCoord1</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xd93</span> <a name="line-161"></a> <span class='hs-conid'>CapMap1TextureCoord2</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xd94</span> <a name="line-162"></a> <span class='hs-conid'>CapMap1TextureCoord3</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xd95</span> <a name="line-163"></a> <span class='hs-conid'>CapMap1TextureCoord4</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xd96</span> <a name="line-164"></a> <span class='hs-conid'>CapMap2Vertex3</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xdb7</span> <a name="line-165"></a> <span class='hs-conid'>CapMap2Vertex4</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xdb8</span> <a name="line-166"></a> <span class='hs-conid'>CapMap2Color4</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xdb0</span> <a name="line-167"></a> <span class='hs-conid'>CapMap2Index</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xdb1</span> <a name="line-168"></a> <span class='hs-conid'>CapMap2Normal</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xdb2</span> <a name="line-169"></a> <span class='hs-conid'>CapMap2TextureCoord1</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xdb3</span> <a name="line-170"></a> <span class='hs-conid'>CapMap2TextureCoord2</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xdb4</span> <a name="line-171"></a> <span class='hs-conid'>CapMap2TextureCoord3</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xdb5</span> <a name="line-172"></a> <span class='hs-conid'>CapMap2TextureCoord4</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xdb6</span> <a name="line-173"></a> <span class='hs-conid'>CapPointSmooth</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xb10</span> <a name="line-174"></a> <span class='hs-conid'>CapLineSmooth</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xb20</span> <a name="line-175"></a> <span class='hs-conid'>CapPolygonSmooth</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xb41</span> <a name="line-176"></a> <span class='hs-conid'>CapScissorTest</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xc11</span> <a name="line-177"></a> <span class='hs-conid'>CapColorMaterial</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xb57</span> <a name="line-178"></a> <span class='hs-conid'>CapNormalize</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xba1</span> <a name="line-179"></a> <span class='hs-conid'>CapAutoNormal</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0xd80</span> <a name="line-180"></a> <span class='hs-conid'>CapPolygonOffsetPoint</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x2a01</span> <a name="line-181"></a> <span class='hs-conid'>CapPolygonOffsetLine</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x2a02</span> <a name="line-182"></a> <span class='hs-conid'>CapPolygonOffsetFill</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8037</span> <a name="line-183"></a> <span class='hs-conid'>CapVertexArray</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8074</span> <a name="line-184"></a> <span class='hs-conid'>CapNormalArray</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8075</span> <a name="line-185"></a> <span class='hs-conid'>CapColorArray</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8076</span> <a name="line-186"></a> <span class='hs-conid'>CapIndexArray</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8077</span> <a name="line-187"></a> <span class='hs-conid'>CapTextureCoordArray</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8078</span> <a name="line-188"></a> <span class='hs-conid'>CapEdgeFlagArray</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8079</span> <a name="line-189"></a> <span class='hs-conid'>CapFogCoordArray</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8457</span> <a name="line-190"></a> <span class='hs-conid'>CapSecondaryColorArray</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x845e</span> <a name="line-191"></a> <span class='hs-conid'>CapMatrixIndexArray</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8844</span> <a name="line-192"></a> <span class='hs-conid'>CapConvolution1D</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8010</span> <a name="line-193"></a> <span class='hs-conid'>CapConvolution2D</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8011</span> <a name="line-194"></a> <span class='hs-conid'>CapSeparable2D</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8012</span> <a name="line-195"></a> <span class='hs-conid'>CapHistogram</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8024</span> <a name="line-196"></a> <span class='hs-conid'>CapMinmax</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x802e</span> <a name="line-197"></a> <span class='hs-conid'>CapRescaleNormal</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x803a</span> <a name="line-198"></a> <span class='hs-conid'>CapSharedTexturePalette</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x81fb</span> <a name="line-199"></a> <span class='hs-conid'>CapTexture3D</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x806f</span> <a name="line-200"></a> <span class='hs-conid'>CapMultisample</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x809d</span> <a name="line-201"></a> <span class='hs-conid'>CapSampleAlphaToCoverage</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x809e</span> <a name="line-202"></a> <span class='hs-conid'>CapSampleAlphaToOne</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x809f</span> <a name="line-203"></a> <span class='hs-conid'>CapSampleCoverage</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x80a0</span> <a name="line-204"></a> <span class='hs-conid'>CapColorTable</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x80d0</span> <a name="line-205"></a> <span class='hs-conid'>CapPostConvolutionColorTable</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x80d1</span> <a name="line-206"></a> <span class='hs-conid'>CapPostColorMatrixColorTable</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x80d2</span> <a name="line-207"></a> <span class='hs-conid'>CapColorSum</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8458</span> <a name="line-208"></a> <span class='hs-conid'>CapTextureCubeMap</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8513</span> <a name="line-209"></a> <span class='hs-conid'>CapWeightSumUnity</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x86a6</span> <a name="line-210"></a> <span class='hs-conid'>CapVertexBlend</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x86a7</span> <a name="line-211"></a> <span class='hs-conid'>CapWeightArray</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x86ad</span> <a name="line-212"></a> <span class='hs-conid'>CapMatrixPalette</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8840</span> <a name="line-213"></a> <span class='hs-conid'>CapDepthClamp</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x864f</span> <a name="line-214"></a> <span class='hs-conid'>CapDepthBoundsTest</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8890</span> <a name="line-215"></a> <span class='hs-conid'>CapPrimitiveRestart</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8558</span> <a name="line-216"></a> <span class='hs-conid'>CapPointSprite</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8861</span> <a name="line-217"></a> <span class='hs-conid'>CapStencilTestTwoSide</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8910</span> <a name="line-218"></a> <span class='hs-conid'>CapRasterPositionUnclipped</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x19262</span> <a name="line-219"></a> <span class='hs-conid'>CapTextureColorTable</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x80bc</span> <a name="line-220"></a> <span class='hs-conid'>CapVertexProgramPointSize</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8642</span> <a name="line-221"></a> <span class='hs-conid'>CapVertexProgramTwoSide</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-num'>0x8643</span> <a name="line-222"></a> <a name="line-223"></a><span class='hs-comment'>--------------------------------------------------------------------------------</span> <a name="line-224"></a> <a name="line-225"></a><a name="makeCapability"></a><span class='hs-definition'>makeCapability</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>EnableCap</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>StateVar</span> <span class='hs-conid'>Capability</span> <a name="line-226"></a><span class='hs-definition'>makeCapability</span> <span class='hs-varid'>cap</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>makeStateVar</span> <span class='hs-layout'>(</span><span class='hs-varid'>isEnabled</span> <span class='hs-varid'>cap</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>enable</span> <span class='hs-varid'>cap</span><span class='hs-layout'>)</span> <a name="line-227"></a> <a name="line-228"></a><span class='hs-comment'>--------------------------------------------------------------------------------</span> <a name="line-229"></a> <a name="line-230"></a><a name="isEnabled"></a><span class='hs-definition'>isEnabled</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>EnableCap</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Capability</span> <a name="line-231"></a><span class='hs-definition'>isEnabled</span> <span class='hs-keyglyph'>=</span> <a name="line-232"></a> <span class='hs-varid'>maybe</span> <span class='hs-layout'>(</span><span class='hs-keyword'>do</span> <span class='hs-varid'>recordInvalidEnum</span><span class='hs-layout'>;</span> <span class='hs-varid'>return</span> <span class='hs-conid'>Disabled</span><span class='hs-layout'>)</span> <a name="line-233"></a> <span class='hs-layout'>(</span><span class='hs-varid'>fmap</span> <span class='hs-varid'>unmarshalCapability</span> <span class='hs-varop'>.</span> <span class='hs-varid'>glIsEnabled</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <a name="line-234"></a> <span class='hs-varid'>marshalEnableCap</span> <a name="line-235"></a> <a name="line-236"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-conid'>CALLCONV</span> <span class='hs-keyword'>unsafe</span> <span class='hs-str'>"glIsEnabled"</span> <span class='hs-varid'>glIsEnabled</span> <span class='hs-keyglyph'>::</span> <a name="line-237"></a> <span class='hs-conid'>GLenum</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>GLboolean</span> <a name="line-238"></a> <a name="line-239"></a><span class='hs-comment'>--------------------------------------------------------------------------------</span> <a name="line-240"></a> <a name="line-241"></a><a name="enable"></a><span class='hs-definition'>enable</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>EnableCap</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Capability</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span> <a name="line-242"></a><span class='hs-definition'>enable</span> <span class='hs-varid'>cap</span> <span class='hs-varid'>state</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>maybe</span> <span class='hs-varid'>recordInvalidEnum</span> <span class='hs-layout'>(</span><span class='hs-varid'>f</span> <span class='hs-varid'>state</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>marshalEnableCap</span> <span class='hs-varid'>cap</span><span class='hs-layout'>)</span> <a name="line-243"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>f</span> <span class='hs-conid'>Disabled</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>glDisable</span> <a name="line-244"></a> <span class='hs-varid'>f</span> <span class='hs-conid'>Enabled</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>glEnable</span> <a name="line-245"></a> <a name="line-246"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-conid'>CALLCONV</span> <span class='hs-keyword'>unsafe</span> <span class='hs-str'>"glDisable"</span> <span class='hs-varid'>glDisable</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GLenum</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span> <a name="line-247"></a> <a name="line-248"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-conid'>CALLCONV</span> <span class='hs-keyword'>unsafe</span> <span class='hs-str'>"glEnable"</span> <span class='hs-varid'>glEnable</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GLenum</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span> <a name="line-249"></a> <a name="line-250"></a><span class='hs-comment'>--------------------------------------------------------------------------------</span> <a name="line-251"></a> <a name="line-252"></a><a name="makeStateVarMaybe"></a><span class='hs-definition'>makeStateVarMaybe</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>IO</span> <span class='hs-conid'>EnableCap</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>StateVar</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <a name="line-253"></a><span class='hs-definition'>makeStateVarMaybe</span> <span class='hs-varid'>getCap</span> <span class='hs-varid'>getAct</span> <span class='hs-varid'>setAct</span> <span class='hs-keyglyph'>=</span> <a name="line-254"></a> <span class='hs-varid'>makeStateVar</span> <a name="line-255"></a> <span class='hs-layout'>(</span><span class='hs-varid'>getStateVarMaybe</span> <span class='hs-varid'>getCap</span> <span class='hs-varid'>getAct</span><span class='hs-layout'>)</span> <a name="line-256"></a> <span class='hs-layout'>(</span><span class='hs-varid'>setStateVarMaybe</span> <span class='hs-varid'>getCap</span> <span class='hs-varid'>setAct</span><span class='hs-layout'>)</span> <a name="line-257"></a> <a name="line-258"></a><a name="getStateVarMaybe"></a><span class='hs-definition'>getStateVarMaybe</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>IO</span> <span class='hs-conid'>EnableCap</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <a name="line-259"></a><span class='hs-definition'>getStateVarMaybe</span> <span class='hs-varid'>getCap</span> <span class='hs-varid'>act</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-260"></a> <span class='hs-varid'>capability</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>fmap</span> <span class='hs-varid'>makeCapability</span> <span class='hs-varid'>getCap</span> <a name="line-261"></a> <span class='hs-varid'>state</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>get</span> <span class='hs-varid'>capability</span> <a name="line-262"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>state</span> <span class='hs-varop'>==</span> <span class='hs-conid'>Enabled</span> <a name="line-263"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>fmap</span> <span class='hs-conid'>Just</span> <span class='hs-varid'>act</span> <a name="line-264"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>return</span> <span class='hs-conid'>Nothing</span> <a name="line-265"></a> <a name="line-266"></a><a name="setStateVarMaybe"></a><span class='hs-definition'>setStateVarMaybe</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>IO</span> <span class='hs-conid'>EnableCap</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span> <a name="line-267"></a><span class='hs-definition'>setStateVarMaybe</span> <span class='hs-varid'>getCap</span> <span class='hs-varid'>act</span> <span class='hs-varid'>val</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <a name="line-268"></a> <span class='hs-varid'>capability</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>fmap</span> <span class='hs-varid'>makeCapability</span> <span class='hs-varid'>getCap</span> <a name="line-269"></a> <span class='hs-varid'>maybe</span> <span class='hs-layout'>(</span><span class='hs-varid'>capability</span> <span class='hs-varop'>$=</span> <span class='hs-conid'>Disabled</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>x</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>act</span> <span class='hs-varid'>x</span> <span class='hs-varop'>>></span> <span class='hs-varid'>capability</span> <span class='hs-varop'>$=</span> <span class='hs-conid'>Enabled</span><span class='hs-layout'>)</span> <span class='hs-varid'>val</span> </pre></body> </html>
