<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!-- Created with Inkscape (http://www.inkscape.org/) -->

<svg
   xmlns:dc="http://purl.org/dc/elements/1.1/"
   xmlns:cc="http://creativecommons.org/ns#"
   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
   xmlns:svg="http://www.w3.org/2000/svg"
   xmlns="http://www.w3.org/2000/svg"
   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
   width="390"
   height="350"
   id="svg6521"
   version="1.1"
   inkscape:version="0.47 r22583"
   sodipodi:docname="ap-fill.svg">
  <defs
     id="defs6523">
    <inkscape:perspective
       sodipodi:type="inkscape:persp3d"
       inkscape:vp_x="0 : 175 : 1"
       inkscape:vp_y="0 : 1000 : 0"
       inkscape:vp_z="390 : 175 : 1"
       inkscape:persp3d-origin="195 : 116.66667 : 1"
       id="perspective6879" />
    <marker
       inkscape:stockid="DotM"
       orient="auto"
       refY="0"
       refX="0"
       id="DotM"
       style="overflow:visible">
      <path
         inkscape:connector-curvature="0"
         id="path4075"
         d="m -2.5,-1 c 0,2.76 -2.24,5 -5,5 -2.76,0 -5,-2.24 -5,-5 0,-2.76 2.24,-5 5,-5 2.76,0 5,2.24 5,5 z"
         style="fill-rule:evenodd;stroke:#000000;stroke-width:1pt;marker-start:none;marker-end:none"
         transform="matrix(0.4,0,0,0.4,2.96,0.4)" />
    </marker>
    <marker
       inkscape:stockid="Arrow1Mend"
       orient="auto"
       refY="0"
       refX="0"
       id="Arrow1Mend"
       style="overflow:visible">
      <path
         inkscape:connector-curvature="0"
         id="path4019"
         d="M 0,0 5,-5 -12.5,0 5,5 0,0 z"
         style="fill-rule:evenodd;stroke:#000000;stroke-width:1pt;marker-start:none"
         transform="matrix(-0.4,0,0,-0.4,-4,0)" />
    </marker>
    <marker
       inkscape:stockid="DotM"
       orient="auto"
       refY="0"
       refX="0"
       id="marker6474"
       style="overflow:visible">
      <path
         inkscape:connector-curvature="0"
         id="path6476"
         d="m -2.5,-1 c 0,2.76 -2.24,5 -5,5 -2.76,0 -5,-2.24 -5,-5 0,-2.76 2.24,-5 5,-5 2.76,0 5,2.24 5,5 z"
         style="fill-rule:evenodd;stroke:#000000;stroke-width:1pt;marker-start:none;marker-end:none"
         transform="matrix(0.4,0,0,0.4,2.96,0.4)" />
    </marker>
    <marker
       inkscape:stockid="Arrow1Mend"
       orient="auto"
       refY="0"
       refX="0"
       id="marker6478"
       style="overflow:visible">
      <path
         inkscape:connector-curvature="0"
         id="path6480"
         d="M 0,0 5,-5 -12.5,0 5,5 0,0 z"
         style="fill-rule:evenodd;stroke:#000000;stroke-width:1pt;marker-start:none"
         transform="matrix(-0.4,0,0,-0.4,-4,0)" />
    </marker>
    <marker
       inkscape:stockid="DotM"
       orient="auto"
       refY="0"
       refX="0"
       id="marker6482"
       style="overflow:visible">
      <path
         inkscape:connector-curvature="0"
         id="path6484"
         d="m -2.5,-1 c 0,2.76 -2.24,5 -5,5 -2.76,0 -5,-2.24 -5,-5 0,-2.76 2.24,-5 5,-5 2.76,0 5,2.24 5,5 z"
         style="fill-rule:evenodd;stroke:#000000;stroke-width:1pt;marker-start:none;marker-end:none"
         transform="matrix(0.4,0,0,0.4,2.96,0.4)" />
    </marker>
    <marker
       inkscape:stockid="Arrow1Mend"
       orient="auto"
       refY="0"
       refX="0"
       id="marker6486"
       style="overflow:visible">
      <path
         inkscape:connector-curvature="0"
         id="path6488"
         d="M 0,0 5,-5 -12.5,0 5,5 0,0 z"
         style="fill-rule:evenodd;stroke:#000000;stroke-width:1pt;marker-start:none"
         transform="matrix(-0.4,0,0,-0.4,-4,0)" />
    </marker>
  </defs>
  <sodipodi:namedview
     id="base"
     pagecolor="#ffffff"
     bordercolor="#666666"
     borderopacity="1.0"
     inkscape:pageopacity="0.0"
     inkscape:pageshadow="2"
     inkscape:zoom="2"
     inkscape:cx="189"
     inkscape:cy="173.53381"
     inkscape:document-units="px"
     inkscape:current-layer="layer1"
     showgrid="true"
     inkscape:window-width="1623"
     inkscape:window-height="1006"
     inkscape:window-x="1280"
     inkscape:window-y="0"
     inkscape:window-maximized="1">
    <inkscape:grid
       type="xygrid"
       id="grid6620"
       empspacing="5"
       visible="true"
       enabled="true"
       snapvisiblegridlinesonly="true" />
  </sodipodi:namedview>
  <metadata
     id="metadata6526">
    <rdf:RDF>
      <cc:Work
         rdf:about="">
        <dc:format>image/svg+xml</dc:format>
        <dc:type
           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
        <dc:title />
      </cc:Work>
    </rdf:RDF>
  </metadata>
  <g
     inkscape:label="Layer 1"
     inkscape:groupmode="layer"
     id="layer1"
     transform="translate(0,-702.36218)">
    <rect
       y="732.36218"
       x="160"
       height="90"
       width="100"
       id="rect6384"
       style="fill:#f2f2f2;fill-opacity:1;stroke:#000000;stroke-width:1;stroke-linecap:butt;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0" />
    <rect
       style="fill:#e2e2e2;fill-opacity:1;stroke:#000000;stroke-width:1;stroke-linecap:butt;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0"
       id="rect6402"
       width="100"
       height="220"
       x="160"
       y="822.36218" />
    <rect
       ry="0"
       rx="0"
       y="1022.3622"
       x="10"
       height="20"
       width="100"
       id="rect6366"
       style="fill:#ffffff;fill-opacity:1;stroke:#000000;stroke-width:1;stroke-linecap:butt;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0" />
    <text
       sodipodi:linespacing="125%"
       id="text6368"
       y="1036.3622"
       x="20"
       style="font-size:40px;font-style:normal;font-weight:normal;line-height:125%;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none;font-family:Bitstream Vera Sans"
       xml:space="preserve"><tspan
         style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:125%;writing-mode:lr-tb;text-anchor:start;font-family:Verdana;-inkscape-font-specification:Verdana"
         y="1036.3622"
         x="20"
         id="tspan6370"
         sodipodi:role="line">limit</tspan></text>
    <rect
       style="fill:#ffffff;fill-opacity:1;stroke:#000000;stroke-width:1;stroke-linecap:butt;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0"
       id="rect6372"
       width="100"
       height="20"
       x="10"
       y="1002.3622"
       rx="0"
       ry="0" />
    <text
       xml:space="preserve"
       style="font-size:40px;font-style:normal;font-weight:normal;line-height:125%;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none;font-family:Bitstream Vera Sans"
       x="20"
       y="1016.3622"
       id="text6374"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         id="tspan6376"
         x="20"
         y="1016.3622"
         style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:125%;writing-mode:lr-tb;text-anchor:start;font-family:Verdana;-inkscape-font-specification:Verdana">alloc</tspan></text>
    <rect
       ry="0"
       rx="0"
       y="982.36218"
       x="10"
       height="20"
       width="100"
       id="rect6378"
       style="fill:#ffffff;fill-opacity:1;stroke:#000000;stroke-width:1;stroke-linecap:butt;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0" />
    <text
       sodipodi:linespacing="125%"
       id="text6380"
       y="996.36218"
       x="20"
       style="font-size:40px;font-style:normal;font-weight:normal;line-height:125%;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none;font-family:Bitstream Vera Sans"
       xml:space="preserve"><tspan
         style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:125%;writing-mode:lr-tb;text-anchor:start;font-family:Verdana;-inkscape-font-specification:Verdana"
         y="996.36218"
         x="20"
         id="tspan6382"
         sodipodi:role="line">init</tspan></text>
    <path
       sodipodi:nodetypes="cccc"
       inkscape:connector-curvature="0"
       id="path6386"
       d="m 90,1032.3622 c 40,0 50,0 50,5 l 0,0 c 0,5 10,5 20,5"
       style="fill:none;stroke:#000000;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;marker-start:url(#DotM);marker-end:url(#Arrow1Mend)" />
    <text
       sodipodi:linespacing="125%"
       id="text6388"
       y="773.36218"
       x="210"
       style="font-size:40px;font-style:normal;font-weight:normal;line-height:125%;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none;font-family:Bitstream Vera Sans"
       xml:space="preserve"><tspan
         style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:center;line-height:125%;writing-mode:lr-tb;text-anchor:middle;font-family:Verdana;-inkscape-font-specification:Verdana"
         y="773.36218"
         x="210"
         id="tspan6390"
         sodipodi:role="line">reserved</tspan><tspan
         style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:center;line-height:125%;writing-mode:lr-tb;text-anchor:middle;font-family:Verdana;-inkscape-font-specification:Verdana"
         id="tspan6392"
         y="788.36218"
         x="210"
         sodipodi:role="line">block</tspan></text>
    <text
       xml:space="preserve"
       style="font-size:40px;font-style:normal;font-weight:normal;line-height:125%;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none;font-family:Bitstream Vera Sans"
       x="210.09375"
       y="936.36218"
       id="text6404"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         x="210.09375"
         y="936.36218"
         id="tspan6406"
         style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:center;line-height:125%;writing-mode:lr-tb;text-anchor:middle;font-family:Verdana;-inkscape-font-specification:Verdana">free</tspan></text>
    <path
       sodipodi:nodetypes="cccc"
       inkscape:connector-curvature="0"
       id="path6408"
       d="m 90,1012.3622 c 30,0 40,0 40,-20.00002 l 0,-150 c 0,-20 10,-20 30,-20"
       style="fill:none;stroke:#000000;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;marker-start:url(#DotM);marker-end:url(#Arrow1Mend)" />
    <path
       sodipodi:nodetypes="cccc"
       inkscape:connector-curvature="0"
       id="path6410"
       d="m 90,992.36218 c 23.42477,0.50232 30,0 30,-20 l 0,-220 c 0,-20 10,-20 40,-20"
       style="fill:none;stroke:#000000;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;marker-start:url(#DotM);marker-end:url(#Arrow1Mend)" />
    <text
       xml:space="preserve"
       style="font-size:40px;font-style:normal;font-weight:normal;line-height:125%;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none;font-family:Bitstream Vera Sans"
       x="10"
       y="972.36218"
       id="text6412"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         id="tspan6414"
         x="10"
         y="972.36218"
         style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:125%;writing-mode:lr-tb;text-anchor:start;font-family:Verdana;-inkscape-font-specification:Verdana">allocation point</tspan></text>
    <text
       sodipodi:linespacing="125%"
       id="text6416"
       y="722.36218"
       x="160"
       style="font-size:40px;font-style:normal;font-weight:normal;line-height:125%;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none;font-family:Bitstream Vera Sans"
       xml:space="preserve"><tspan
         style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:125%;writing-mode:lr-tb;text-anchor:start;font-family:Verdana;-inkscape-font-specification:Verdana"
         y="722.36218"
         x="160"
         id="tspan6418"
         sodipodi:role="line">new buffer</tspan></text>
    <rect
       style="fill:#ffffff;fill-opacity:1;stroke:#000000;stroke-width:1;stroke-linecap:butt;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0"
       id="rect6420"
       width="100"
       height="230"
       x="280"
       y="732.36218" />
    <rect
       y="962.36218"
       x="280"
       height="80"
       width="100"
       id="rect6436"
       style="fill:#e2e2e2;fill-opacity:1;stroke:#000000;stroke-width:1;stroke-linecap:butt;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0" />
    <text
       xml:space="preserve"
       style="font-size:40px;font-style:normal;font-weight:normal;line-height:125%;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none;font-family:Bitstream Vera Sans"
       x="280"
       y="722.36218"
       id="text6442"
       sodipodi:linespacing="125%"><tspan
         sodipodi:role="line"
         id="tspan6444"
         x="280"
         y="722.36218"
         style="font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:125%;writing-mode:lr-tb;text-anchor:start;font-family:Verdana;-inkscape-font-specification:Verdana">old buffer</tspan></text>
    <path
       inkscape:connector-curvature="0"
       id="path6452"
       d="m 280,922.3622 100,0"
       style="fill:none;stroke:#000000;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
    <path
       style="fill:none;stroke:#000000;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
       d="m 280,902.36218 100,0"
       id="path6454"
       inkscape:connector-curvature="0" />
    <path
       inkscape:connector-curvature="0"
       id="path6456"
       d="m 280,822.36218 100,0"
       style="fill:none;stroke:#000000;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
    <path
       style="fill:none;stroke:#000000;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
       d="m 280,772.36218 100,0"
       id="path6458"
       inkscape:connector-curvature="0" />
  </g>
</svg>