<html><head> <link rel="stylesheet" href="_style.css" type="text/css"> <meta content="text/html; charset=iso-8859-1" http-equiv="Content-Type"> <link rel="Start" href="index.html"> <link title="Index of types" rel=Appendix href="index_types.html"> <link title="Index of values" rel=Appendix href="index_values.html"> <link title="Index of modules" rel=Appendix href="index_modules.html"> <link title="GL" rel="Chapter" href="GL.html"> <link title="Glu" rel="Chapter" href="Glu.html"> <link title="Glut" rel="Chapter" href="Glut.html"> <link title="VertArray" rel="Chapter" href="VertArray.html"> <link title="VBO" rel="Chapter" href="VBO.html"> <link title="GLE" rel="Chapter" href="GLE.html"> <link title="Ftgl" rel="Chapter" href="Ftgl.html"> <link title="Jpeg_loader" rel="Chapter" href="Jpeg_loader.html"> <link title="Png_loader" rel="Chapter" href="Png_loader.html"> <link title="Svg_loader" rel="Chapter" href="Svg_loader.html"> <link title="Genimg_loader" rel="Chapter" href="Genimg_loader.html"> <link title="FunGL" rel="Chapter" href="FunGL.html"> <link title="FunGlut" rel="Chapter" href="FunGlut.html"><title>GL.Op</title> </head> <body> <code class="code"><span class="keyword">sig</span><br> <span class="keyword">type</span> op_code =<br> <span class="constructor">GL_CLEAR</span><br> <span class="keywordsign">|</span> <span class="constructor">GL_SET</span><br> <span class="keywordsign">|</span> <span class="constructor">GL_COPY</span><br> <span class="keywordsign">|</span> <span class="constructor">GL_COPY_INVERTED</span><br> <span class="keywordsign">|</span> <span class="constructor">GL_NOOP</span><br> <span class="keywordsign">|</span> <span class="constructor">GL_INVERT</span><br> <span class="keywordsign">|</span> <span class="constructor">GL_AND</span><br> <span class="keywordsign">|</span> <span class="constructor">GL_NAND</span><br> <span class="keywordsign">|</span> <span class="constructor">GL_OR</span><br> <span class="keywordsign">|</span> <span class="constructor">GL_NOR</span><br> <span class="keywordsign">|</span> <span class="constructor">GL_XOR</span><br> <span class="keywordsign">|</span> <span class="constructor">GL_EQUIV</span><br> <span class="keywordsign">|</span> <span class="constructor">GL_AND_REVERSE</span><br> <span class="keywordsign">|</span> <span class="constructor">GL_AND_INVERTED</span><br> <span class="keywordsign">|</span> <span class="constructor">GL_OR_REVERSE</span><br> <span class="keywordsign">|</span> <span class="constructor">GL_OR_INVERTED</span><br> <span class="keyword">end</span></code></body></html>