<?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/Texturing/PixelInternalFormat.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.Texturing.PixelInternalFormat</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 (un-)marshaling PixelInternalFormat.</span> <a name="line-13"></a><span class='hs-comment'>--</span> <a name="line-14"></a><span class='hs-comment'>--------------------------------------------------------------------------------</span> <a name="line-15"></a> <a name="line-16"></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'>Texturing</span><span class='hs-varop'>.</span><span class='hs-conid'>PixelInternalFormat</span> <span class='hs-layout'>(</span> <a name="line-17"></a> <span class='hs-conid'>PixelInternalFormat</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'>marshalPixelInternalFormat</span><span class='hs-layout'>,</span> <a name="line-18"></a> <span class='hs-varid'>marshalPixelInternalFormat'</span><span class='hs-layout'>,</span> <span class='hs-varid'>unmarshalPixelInternalFormat</span><span class='hs-layout'>,</span> <a name="line-19"></a><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span> <a name="line-20"></a> <a name="line-21"></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'>GLint</span><span class='hs-layout'>,</span> <span class='hs-conid'>GLenum</span> <span class='hs-layout'>)</span> <a name="line-22"></a> <a name="line-23"></a><span class='hs-comment'>--------------------------------------------------------------------------------</span> <a name="line-24"></a> <a name="line-25"></a><a name="PixelInternalFormat"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>PixelInternalFormat</span> <span class='hs-keyglyph'>=</span> <a name="line-26"></a> <span class='hs-conid'>Alpha'</span> <a name="line-27"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>DepthComponent'</span> <a name="line-28"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Luminance'</span> <a name="line-29"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>LuminanceAlpha'</span> <a name="line-30"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Intensity</span> <a name="line-31"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>RGB'</span> <a name="line-32"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>RGBA'</span> <a name="line-33"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>SRGB</span> <a name="line-34"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>SRGBAlpha</span> <a name="line-35"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>SLuminance</span> <a name="line-36"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>SLuminanceAlpha</span> <a name="line-37"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Alpha4</span> <a name="line-38"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Alpha8</span> <a name="line-39"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Alpha12</span> <a name="line-40"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Alpha16</span> <a name="line-41"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>DepthComponent16</span> <a name="line-42"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>DepthComponent24</span> <a name="line-43"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>DepthComponent32</span> <a name="line-44"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Luminance4</span> <a name="line-45"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Luminance8</span> <a name="line-46"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Luminance12</span> <a name="line-47"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Luminance16</span> <a name="line-48"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Luminance4Alpha4</span> <a name="line-49"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Luminance6Alpha2</span> <a name="line-50"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Luminance8Alpha8</span> <a name="line-51"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Luminance12Alpha4</span> <a name="line-52"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Luminance12Alpha12</span> <a name="line-53"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Luminance16Alpha16</span> <a name="line-54"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Intensity4</span> <a name="line-55"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Intensity8</span> <a name="line-56"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Intensity12</span> <a name="line-57"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Intensity16</span> <a name="line-58"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>R3G3B2</span> <a name="line-59"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>RGB4</span> <a name="line-60"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>RGB5</span> <a name="line-61"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>RGB8</span> <a name="line-62"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>RGB10</span> <a name="line-63"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>RGB12</span> <a name="line-64"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>RGB16</span> <a name="line-65"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>RGBA2</span> <a name="line-66"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>RGBA4</span> <a name="line-67"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>RGB5A1</span> <a name="line-68"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>RGBA8</span> <a name="line-69"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>RGB10A2</span> <a name="line-70"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>RGBA12</span> <a name="line-71"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>RGBA16</span> <a name="line-72"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>SRGB8</span> <a name="line-73"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>SRGB8Alpha8</span> <a name="line-74"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>SLuminance8</span> <a name="line-75"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>SLuminance8Alpha8</span> <a name="line-76"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CompressedAlpha</span> <a name="line-77"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CompressedLuminance</span> <a name="line-78"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CompressedLuminanceAlpha</span> <a name="line-79"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CompressedIntensity</span> <a name="line-80"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CompressedRGB</span> <a name="line-81"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CompressedRGBA</span> <a name="line-82"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CompressedSRGB</span> <a name="line-83"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CompressedSRGBAlpha</span> <a name="line-84"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CompressedSLuminance</span> <a name="line-85"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>CompressedSLuminanceAlpha</span> <a name="line-86"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>DepthComponent32f</span> <a name="line-87"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Depth32fStencil8</span> <a name="line-88"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>RGB9E5</span> <a name="line-89"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>R11fG11fB10f</span> <a name="line-90"></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-91"></a> <a name="line-92"></a><a name="marshalPixelInternalFormat"></a><span class='hs-definition'>marshalPixelInternalFormat</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PixelInternalFormat</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GLint</span> <a name="line-93"></a><span class='hs-definition'>marshalPixelInternalFormat</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-94"></a> <span class='hs-conid'>Alpha'</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x1906</span> <a name="line-95"></a> <span class='hs-conid'>DepthComponent'</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x1902</span> <a name="line-96"></a> <span class='hs-conid'>Luminance'</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x1909</span> <a name="line-97"></a> <span class='hs-conid'>LuminanceAlpha'</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x190a</span> <a name="line-98"></a> <span class='hs-conid'>RGB'</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x1907</span> <a name="line-99"></a> <span class='hs-conid'>RGBA'</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x1908</span> <a name="line-100"></a> <span class='hs-conid'>SRGB</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8c40</span> <a name="line-101"></a> <span class='hs-conid'>SRGBAlpha</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8c42</span> <a name="line-102"></a> <span class='hs-conid'>SLuminance</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8c46</span> <a name="line-103"></a> <span class='hs-conid'>SLuminanceAlpha</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8c44</span> <a name="line-104"></a> <span class='hs-conid'>Alpha4</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x803b</span> <a name="line-105"></a> <span class='hs-conid'>Alpha8</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x803c</span> <a name="line-106"></a> <span class='hs-conid'>Alpha12</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x803d</span> <a name="line-107"></a> <span class='hs-conid'>Alpha16</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x803e</span> <a name="line-108"></a> <span class='hs-conid'>DepthComponent16</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x81a5</span> <a name="line-109"></a> <span class='hs-conid'>DepthComponent24</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x81a6</span> <a name="line-110"></a> <span class='hs-conid'>DepthComponent32</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x81a7</span> <a name="line-111"></a> <span class='hs-conid'>Luminance4</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x803f</span> <a name="line-112"></a> <span class='hs-conid'>Luminance8</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8040</span> <a name="line-113"></a> <span class='hs-conid'>Luminance12</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8041</span> <a name="line-114"></a> <span class='hs-conid'>Luminance16</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8042</span> <a name="line-115"></a> <span class='hs-conid'>Luminance4Alpha4</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8043</span> <a name="line-116"></a> <span class='hs-conid'>Luminance6Alpha2</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8044</span> <a name="line-117"></a> <span class='hs-conid'>Luminance8Alpha8</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8045</span> <a name="line-118"></a> <span class='hs-conid'>Luminance12Alpha4</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8046</span> <a name="line-119"></a> <span class='hs-conid'>Luminance12Alpha12</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8047</span> <a name="line-120"></a> <span class='hs-conid'>Luminance16Alpha16</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8048</span> <a name="line-121"></a> <span class='hs-conid'>Intensity</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8049</span> <a name="line-122"></a> <span class='hs-conid'>Intensity4</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x804a</span> <a name="line-123"></a> <span class='hs-conid'>Intensity8</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x804b</span> <a name="line-124"></a> <span class='hs-conid'>Intensity12</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x804c</span> <a name="line-125"></a> <span class='hs-conid'>Intensity16</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x804d</span> <a name="line-126"></a> <span class='hs-conid'>R3G3B2</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x2a10</span> <a name="line-127"></a> <span class='hs-conid'>RGB4</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x804f</span> <a name="line-128"></a> <span class='hs-conid'>RGB5</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8050</span> <a name="line-129"></a> <span class='hs-conid'>RGB8</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8051</span> <a name="line-130"></a> <span class='hs-conid'>RGB10</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8052</span> <a name="line-131"></a> <span class='hs-conid'>RGB12</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8053</span> <a name="line-132"></a> <span class='hs-conid'>RGB16</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8054</span> <a name="line-133"></a> <span class='hs-conid'>RGBA2</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8055</span> <a name="line-134"></a> <span class='hs-conid'>RGBA4</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8056</span> <a name="line-135"></a> <span class='hs-conid'>RGB5A1</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8057</span> <a name="line-136"></a> <span class='hs-conid'>RGBA8</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8058</span> <a name="line-137"></a> <span class='hs-conid'>RGB10A2</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8059</span> <a name="line-138"></a> <span class='hs-conid'>RGBA12</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x805a</span> <a name="line-139"></a> <span class='hs-conid'>RGBA16</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x805b</span> <a name="line-140"></a> <span class='hs-conid'>SRGB8</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8c41</span> <a name="line-141"></a> <span class='hs-conid'>SRGB8Alpha8</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8c43</span> <a name="line-142"></a> <span class='hs-conid'>SLuminance8</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8c47</span> <a name="line-143"></a> <span class='hs-conid'>SLuminance8Alpha8</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8c45</span> <a name="line-144"></a> <span class='hs-conid'>CompressedAlpha</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x84e9</span> <a name="line-145"></a> <span class='hs-conid'>CompressedLuminance</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x84ea</span> <a name="line-146"></a> <span class='hs-conid'>CompressedLuminanceAlpha</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x84eb</span> <a name="line-147"></a> <span class='hs-conid'>CompressedIntensity</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x84ec</span> <a name="line-148"></a> <span class='hs-conid'>CompressedRGB</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x84ed</span> <a name="line-149"></a> <span class='hs-conid'>CompressedRGBA</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x84ee</span> <a name="line-150"></a> <span class='hs-conid'>CompressedSRGB</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8c48</span> <a name="line-151"></a> <span class='hs-conid'>CompressedSRGBAlpha</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8c49</span> <a name="line-152"></a> <span class='hs-conid'>CompressedSLuminance</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8c4a</span> <a name="line-153"></a> <span class='hs-conid'>CompressedSLuminanceAlpha</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8c4b</span> <a name="line-154"></a> <span class='hs-conid'>DepthComponent32f</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8CAC</span> <a name="line-155"></a> <span class='hs-conid'>Depth32fStencil8</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8CAD</span> <a name="line-156"></a> <span class='hs-conid'>RGB9E5</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8C3D</span> <a name="line-157"></a> <span class='hs-conid'>R11fG11fB10f</span> <span class='hs-keyglyph'>-></span> <span class='hs-num'>0x8C3A</span> <a name="line-158"></a> <a name="line-159"></a><a name="marshalPixelInternalFormat'"></a><span class='hs-comment'>-- *sigh* The OpenGL API is sometimes a bit creative in its usage of types...</span> <a name="line-160"></a><span class='hs-definition'>marshalPixelInternalFormat'</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PixelInternalFormat</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GLenum</span> <a name="line-161"></a><span class='hs-definition'>marshalPixelInternalFormat'</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fromIntegral</span> <span class='hs-varop'>.</span> <span class='hs-varid'>marshalPixelInternalFormat</span> <a name="line-162"></a> <a name="line-163"></a><a name="unmarshalPixelInternalFormat"></a><span class='hs-definition'>unmarshalPixelInternalFormat</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GLint</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PixelInternalFormat</span> <a name="line-164"></a><span class='hs-definition'>unmarshalPixelInternalFormat</span> <span class='hs-varid'>x</span> <a name="line-165"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x1906</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Alpha'</span> <a name="line-166"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x1902</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>DepthComponent'</span> <a name="line-167"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x1909</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Luminance'</span> <a name="line-168"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x190a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>LuminanceAlpha'</span> <a name="line-169"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x1907</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>RGB'</span> <a name="line-170"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x1908</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>RGBA'</span> <a name="line-171"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8c40</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SRGB</span> <a name="line-172"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8c42</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SRGBAlpha</span> <a name="line-173"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8c46</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SLuminance</span> <a name="line-174"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8c44</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SLuminanceAlpha</span> <a name="line-175"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x803b</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Alpha4</span> <a name="line-176"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x803c</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Alpha8</span> <a name="line-177"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x803d</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Alpha12</span> <a name="line-178"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x803e</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Alpha16</span> <a name="line-179"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x81a5</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>DepthComponent16</span> <a name="line-180"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x81a6</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>DepthComponent24</span> <a name="line-181"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x81a7</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>DepthComponent32</span> <a name="line-182"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x803f</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Luminance4</span> <a name="line-183"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8040</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Luminance8</span> <a name="line-184"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8041</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Luminance12</span> <a name="line-185"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8042</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Luminance16</span> <a name="line-186"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8043</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Luminance4Alpha4</span> <a name="line-187"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8044</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Luminance6Alpha2</span> <a name="line-188"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8045</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Luminance8Alpha8</span> <a name="line-189"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8046</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Luminance12Alpha4</span> <a name="line-190"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8047</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Luminance12Alpha12</span> <a name="line-191"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8048</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Luminance16Alpha16</span> <a name="line-192"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8049</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Intensity</span> <a name="line-193"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x804a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Intensity4</span> <a name="line-194"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x804b</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Intensity8</span> <a name="line-195"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x804c</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Intensity12</span> <a name="line-196"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x804d</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Intensity16</span> <a name="line-197"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x2a10</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>R3G3B2</span> <a name="line-198"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x804f</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>RGB4</span> <a name="line-199"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8050</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>RGB5</span> <a name="line-200"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8051</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>RGB8</span> <a name="line-201"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8052</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>RGB10</span> <a name="line-202"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8053</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>RGB12</span> <a name="line-203"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8054</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>RGB16</span> <a name="line-204"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8055</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>RGBA2</span> <a name="line-205"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8056</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>RGBA4</span> <a name="line-206"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8057</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>RGB5A1</span> <a name="line-207"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8058</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>RGBA8</span> <a name="line-208"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8059</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>RGB10A2</span> <a name="line-209"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x805a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>RGBA12</span> <a name="line-210"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x805b</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>RGBA16</span> <a name="line-211"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8c41</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SRGB8</span> <a name="line-212"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8c43</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SRGB8Alpha8</span> <a name="line-213"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8c47</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SLuminance8</span> <a name="line-214"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8c45</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SLuminance8Alpha8</span> <a name="line-215"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x84e9</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>CompressedAlpha</span> <a name="line-216"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x84ea</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>CompressedLuminance</span> <a name="line-217"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x84eb</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>CompressedLuminanceAlpha</span> <a name="line-218"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x84ec</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>CompressedIntensity</span> <a name="line-219"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x84ed</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>CompressedRGB</span> <a name="line-220"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x84ee</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>CompressedRGBA</span> <a name="line-221"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8c48</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>CompressedSRGB</span> <a name="line-222"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8c49</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>CompressedSRGBAlpha</span> <a name="line-223"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8c4a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>CompressedSLuminance</span> <a name="line-224"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8c4b</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>CompressedSLuminanceAlpha</span> <a name="line-225"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8CAC</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>DepthComponent32f</span> <a name="line-226"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8CAD</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Depth32fStencil8</span> <a name="line-227"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>0x8C3D</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>RGB9E5</span> <a name="line-228"></a> <span class='hs-comment'>-- legacy values</span> <a name="line-229"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>1</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Luminance'</span> <a name="line-230"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>2</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>LuminanceAlpha'</span> <a name="line-231"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>3</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>RGB'</span> <a name="line-232"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-num'>4</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>RGBA'</span> <a name="line-233"></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'>"unmarshalPixelInternalFormat: 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-234"></a> <a name="line-235"></a><span class='hs-comment'>-- Note: The following formats are still missing, it's a bit unclear how to</span> <a name="line-236"></a><span class='hs-comment'>-- handle these nicely. From the EXT_texture_sRGB spec:</span> <a name="line-237"></a><span class='hs-comment'>--</span> <a name="line-238"></a><span class='hs-comment'>-- Accepted by the <internalformat> parameter of TexImage2D, CopyTexImage2D,</span> <a name="line-239"></a><span class='hs-comment'>-- and CompressedTexImage2DARB and the <format> parameter of</span> <a name="line-240"></a><span class='hs-comment'>-- CompressedTexSubImage2DARB:</span> <a name="line-241"></a><span class='hs-comment'>--</span> <a name="line-242"></a><span class='hs-comment'>-- COMPRESSED_SRGB_S3TC_DXT1_EXT 0x8C4C</span> <a name="line-243"></a><span class='hs-comment'>-- COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT 0x8C4D</span> <a name="line-244"></a><span class='hs-comment'>-- COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT 0x8C4E</span> <a name="line-245"></a><span class='hs-comment'>-- COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT 0x8C4F</span> </pre></body> </html>
