d0340d13eb
removed footer date for the time being (to prevent too much changes in documentation) implemented cleaning of GLUT bitmap font lists removed unused function in uicontext class renamed chm file added missing documentation back in nvcontext.xml git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@2254 8e941d3f-bd1b-0410-a28a-d453659cc2b4
27 lines
3.2 KiB
HTML
27 lines
3.2 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
|
|
<html>
|
|
<head>
|
|
<meta content="text/html; charset=utf-8" http-equiv="Content-Type">
|
|
<title>cWidgetFSSource</title>
|
|
<link rel="stylesheet" href="../fpdoc.css" type="text/css">
|
|
|
|
</head>
|
|
<body>
|
|
<table class="bar" width="100%" border="0" cellpadding="4" cellspacing="0">
|
|
<tr>
|
|
<td><b>[<a href="../nvglpainter/index.html">Overview</a>][<a href="../nvglpainter/index-2.html">Constants</a>][<a href="../nvglpainter/index-4.html">Classes</a>][<a href="../nvglpainter/index-8.html">Index</a>]</b></td>
|
|
<td align="right"><span class="bartitle">Reference for unit 'nvGLPainter' (<a href="../index.html">#nvidia-widgets</a>)</span></td>
|
|
</tr>
|
|
</table>
|
|
<h1>cWidgetFSSource</h1>
|
|
<p></p>
|
|
<h2>Declaration</h2>
|
|
<p>Source position: nvglpainter.pas line 78</p>
|
|
<table cellpadding="0" cellspacing="0">
|
|
<tr>
|
|
<td><p><tt><span class="code"><span class="kw">const</span> cWidgetFSSource <span class="sym">=</span> <span class="str">'#version 120'</span> <span class="sym">+</span> LineEnding <span class="sym">+</span> <span class="str">'uniform vec4 fillColor /*= vec4( 1.0, 0.0,0.0,1.0)*/;'</span> <span class="sym">+</span> LineEnding <span class="sym">+</span> <span class="str">'uniform vec4 borderColor /*= vec4( 1.0, 1.0,1.0,1.0)*/;'</span> <span class="sym">+</span> LineEnding <span class="sym">+</span> <span class="str">'uniform vec2 zones;'</span> <span class="sym">+</span> LineEnding <span class="sym">+</span> LineEnding <span class="sym">+</span> <span class="str">'void main()'</span> <span class="sym">+</span> LineEnding <span class="sym">+</span> <span class="chr">'{'</span> <span class="sym">+</span> LineEnding <span class="sym">+</span> <span class="str">' float doTurn = float(gl_TexCoord[0].y > 0);'</span> <span class="sym">+</span> LineEnding <span class="sym">+</span> <span class="str">' float radiusOffset = doTurn * abs( gl_TexCoord[0].z );'</span> <span class="sym">+</span> LineEnding <span class="sym">+</span> <span class="str">' float turnDir = sign( gl_TexCoord[0].z );'</span> <span class="sym">+</span> LineEnding <span class="sym">+</span> <span class="str">' vec2 uv = vec2(gl_TexCoord[0].x + turnDir*radiusOffset, gl_TexCoord[0].y);'</span> <span class="sym">+</span> LineEnding <span class="sym">+</span> <span class="str">' float l = abs( length(uv) - radiusOffset );'</span> <span class="sym">+</span> LineEnding <span class="sym">+</span> <span class="str">' float a = clamp( l - zones.x, 0.0, 2.0);'</span> <span class="sym">+</span> LineEnding <span class="sym">+</span> <span class="str">' float b = clamp( l - zones.y, 0.0, 2.0);'</span> <span class="sym">+</span> LineEnding <span class="sym">+</span> <span class="str">' b = exp2(-2.0*b*b);'</span> <span class="sym">+</span> LineEnding <span class="sym">+</span> <span class="str">' gl_FragColor = ( fillColor * b + (1.0-b)*borderColor );'</span> <span class="sym">+</span> LineEnding <span class="sym">+</span> <span class="str">' gl_FragColor.a *= exp2(-2.0*a*a);'</span> <span class="sym">+</span> LineEnding <span class="sym">+</span> <span class="chr">'}'</span><span class="sym">;</span></span></tt></p></td>
|
|
</tr>
|
|
</table>
|
|
</body>
|
|
</html>
|