<?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/Hints.hs</title> <link type='text/css' rel='stylesheet' href='hscolour.css' /> </head> <body> <pre><a name="line-1"></a><span class='hs-comment'>--------------------------------------------------------------------------------</span> <a name="line-2"></a><span class='hs-comment'>-- |</span> <a name="line-3"></a><span class='hs-comment'>-- Module : Graphics.Rendering.OpenGL.GL.Hints</span> <a name="line-4"></a><span class='hs-comment'>-- Copyright : (c) Sven Panne 2002-2009</span> <a name="line-5"></a><span class='hs-comment'>-- License : BSD-style (see the file libraries/OpenGL/LICENSE)</span> <a name="line-6"></a><span class='hs-comment'>-- </span> <a name="line-7"></a><span class='hs-comment'>-- Maintainer : sven.panne@aedion.de</span> <a name="line-8"></a><span class='hs-comment'>-- Stability : stable</span> <a name="line-9"></a><span class='hs-comment'>-- Portability : portable</span> <a name="line-10"></a><span class='hs-comment'>--</span> <a name="line-11"></a><span class='hs-comment'>-- This module corresponds to section 5.6 (Hints) of the OpenGL 2.1 specs.</span> <a name="line-12"></a><span class='hs-comment'>--</span> <a name="line-13"></a><span class='hs-comment'>--------------------------------------------------------------------------------</span> <a name="line-14"></a> <a name="line-15"></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'>Hints</span> <span class='hs-layout'>(</span> <a name="line-16"></a> <span class='hs-conid'>HintTarget</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-conid'>HintMode</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'>hint</span> <a name="line-17"></a><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span> <a name="line-18"></a> <a name="line-19"></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> <span class='hs-conid'>GLenum</span> <span class='hs-layout'>)</span> <a name="line-20"></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-21"></a> <span class='hs-conid'>GetPName</span><span class='hs-layout'>(</span><span class='hs-conid'>GetPerspectiveCorrectionHint</span><span class='hs-layout'>,</span><span class='hs-conid'>GetPointSmoothHint</span><span class='hs-layout'>,</span><span class='hs-conid'>GetLineSmoothHint</span><span class='hs-layout'>,</span> <a name="line-22"></a> <span class='hs-conid'>GetPolygonSmoothHint</span><span class='hs-layout'>,</span><span class='hs-conid'>GetFogHint</span><span class='hs-layout'>,</span><span class='hs-conid'>GetGenerateMipmapHint</span><span class='hs-layout'>,</span> <a name="line-23"></a> <span class='hs-conid'>GetTextureCompressionHint</span><span class='hs-layout'>,</span><span class='hs-conid'>GetPackCMYKHint</span><span class='hs-layout'>,</span><span class='hs-conid'>GetUnpackCMYKHint</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <a name="line-24"></a> <span class='hs-varid'>getEnum1</span> <span class='hs-layout'>)</span> <a name="line-25"></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> <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-26"></a> <a name="line-27"></a><span class='hs-comment'>--------------------------------------------------------------------------------</span> <a name="line-28"></a> <a name="line-29"></a><a name="HintTarget"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>HintTarget</span> <span class='hs-keyglyph'>=</span> <a name="line-30"></a> <span class='hs-conid'>PerspectiveCorrection</span> <a name="line-31"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>PointSmooth</span> <a name="line-32"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>LineSmooth</span> <a name="line-33"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>PolygonSmooth</span> <a name="line-34"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Fog</span> <a name="line-35"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>GenerateMipmap</span> <a name="line-36"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>TextureCompression</span> <a name="line-37"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>PackCMYK</span> <a name="line-38"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>UnpackCMYK</span> <a name="line-39"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span> <span class='hs-conid'>Eq</span><span class='hs-layout'>,</span> <span class='hs-conid'>Ord</span><span class='hs-layout'>,</span> <span class='hs-conid'>Show</span> <span class='hs-layout'>)</span> <a name="line-40"></a> <a name="line-41"></a><a name="marshalHintTarget"></a><span class='hs-definition'>marshalHintTarget</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>HintTarget</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GLenum</span> <a name="line-42"></a><span class='hs-definition'>marshalHintTarget</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-43"></a> <span class='hs-conid'>PerspectiveCorrection</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0xc50</span> <a name="line-44"></a> <span class='hs-conid'>PointSmooth</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0xc51</span> <a name="line-45"></a> <span class='hs-conid'>LineSmooth</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0xc52</span> <a name="line-46"></a> <span class='hs-conid'>PolygonSmooth</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0xc53</span> <a name="line-47"></a> <span class='hs-conid'>Fog</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0xc54</span> <a name="line-48"></a> <span class='hs-conid'>GenerateMipmap</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8192</span> <a name="line-49"></a> <span class='hs-conid'>TextureCompression</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x84ef</span> <a name="line-50"></a> <span class='hs-conid'>PackCMYK</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x800e</span> <a name="line-51"></a> <span class='hs-conid'>UnpackCMYK</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x800f</span> <a name="line-52"></a> <a name="line-53"></a><a name="hintTargetToGetPName"></a><span class='hs-definition'>hintTargetToGetPName</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>HintTarget</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GetPName</span> <a name="line-54"></a><span class='hs-definition'>hintTargetToGetPName</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-55"></a> <span class='hs-conid'>PerspectiveCorrection</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GetPerspectiveCorrectionHint</span> <a name="line-56"></a> <span class='hs-conid'>PointSmooth</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GetPointSmoothHint</span> <a name="line-57"></a> <span class='hs-conid'>LineSmooth</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GetLineSmoothHint</span> <a name="line-58"></a> <span class='hs-conid'>PolygonSmooth</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GetPolygonSmoothHint</span> <a name="line-59"></a> <span class='hs-conid'>Fog</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GetFogHint</span> <a name="line-60"></a> <span class='hs-conid'>GenerateMipmap</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GetGenerateMipmapHint</span> <a name="line-61"></a> <span class='hs-conid'>TextureCompression</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GetTextureCompressionHint</span> <a name="line-62"></a> <span class='hs-conid'>PackCMYK</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GetPackCMYKHint</span> <a name="line-63"></a> <span class='hs-conid'>UnpackCMYK</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GetUnpackCMYKHint</span> <a name="line-64"></a> <a name="line-65"></a><span class='hs-comment'>--------------------------------------------------------------------------------</span> <a name="line-66"></a> <a name="line-67"></a><a name="HintMode"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>HintMode</span> <span class='hs-keyglyph'>=</span> <a name="line-68"></a> <span class='hs-conid'>DontCare</span> <a name="line-69"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Fastest</span> <a name="line-70"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Nicest</span> <a name="line-71"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span> <span class='hs-conid'>Eq</span><span class='hs-layout'>,</span> <span class='hs-conid'>Ord</span><span class='hs-layout'>,</span> <span class='hs-conid'>Show</span> <span class='hs-layout'>)</span> <a name="line-72"></a> <a name="line-73"></a><a name="marshalHintMode"></a><span class='hs-definition'>marshalHintMode</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>HintMode</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GLenum</span> <a name="line-74"></a><span class='hs-definition'>marshalHintMode</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-75"></a> <span class='hs-conid'>DontCare</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x1100</span> <a name="line-76"></a> <span class='hs-conid'>Fastest</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x1101</span> <a name="line-77"></a> <span class='hs-conid'>Nicest</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x1102</span> <a name="line-78"></a> <a name="line-79"></a><a name="unmarshalHintMode"></a><span class='hs-definition'>unmarshalHintMode</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GLenum</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>HintMode</span> <a name="line-80"></a><span class='hs-definition'>unmarshalHintMode</span> <span class='hs-varid'>x</span> <a name="line-81"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x1100</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>DontCare</span> <a name="line-82"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x1101</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Fastest</span> <a name="line-83"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x1102</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Nicest</span> <a name="line-84"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>error</span> <span class='hs-layout'>(</span><span class='hs-str'>"unmarshalHintMode: illegal value "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span> <a name="line-85"></a> <a name="line-86"></a><span class='hs-comment'>--------------------------------------------------------------------------------</span> <a name="line-87"></a> <a name="line-88"></a><a name="hint"></a><span class='hs-definition'>hint</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>HintTarget</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>StateVar</span> <span class='hs-conid'>HintMode</span> <a name="line-89"></a><span class='hs-definition'>hint</span> <span class='hs-varid'>t</span> <span class='hs-keyglyph'>=</span> <a name="line-90"></a> <span class='hs-varid'>makeStateVar</span> <a name="line-91"></a> <span class='hs-layout'>(</span><span class='hs-varid'>getEnum1</span> <span class='hs-varid'>unmarshalHintMode</span> <span class='hs-layout'>(</span><span class='hs-varid'>hintTargetToGetPName</span> <span class='hs-varid'>t</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <a name="line-92"></a> <span class='hs-layout'>(</span><span class='hs-varid'>glHint</span> <span class='hs-layout'>(</span><span class='hs-varid'>marshalHintTarget</span> <span class='hs-varid'>t</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>marshalHintMode</span><span class='hs-layout'>)</span> <a name="line-93"></a> <a name="line-94"></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'>"glHint"</span> <span class='hs-varid'>glHint</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GLenum</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> </pre></body> </html>
