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diff --git a/externals/gridflow/doc/internals.html b/externals/gridflow/doc/internals.html new file mode 100644 index 00000000..dfc51b73 --- /dev/null +++ b/externals/gridflow/doc/internals.html @@ -0,0 +1,206 @@ +<html><head> +<!-- $Id: internals.html,v 1.1 2005-10-04 02:09:42 matju Exp $ --> +<title>GridFlow 0.8.0 - C++/Ruby Internals</title> +<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> +<link rel="stylesheet" href="gridflow.css" type="text/css"> +</head> +<body bgcolor="#FFFFFF" + leftmargin="0" topmargin="0" + marginwidth="0" marginheight="0"> +<table width="100%" bgcolor="white" border="0" cellspacing="2"> +<tr><td colspan="4" bgcolor="#082069"> +<img src="images/titre_gridflow.png" width="253" height="23"> +</td></tr><tr><td> </td></tr> +<tr><td colspan="4" bgcolor="black"> +<img src="images/black.png" width="1" height="2"></td></tr> +<tr><td colspan="4" height="16"> + <h4>GridFlow 0.8.0 - C++/Ruby Internals</h4> +</td></tr> +<tr> + <td width="5%" rowspan="2"> </td> + <td width="15%" height="23"> </td> + <td width="80%" height="23"> </td> + <td width="5%" height="23"> </td> +</tr> +<tr><td colspan="2"><div cols="1"><h4><a href="#notes">notes</a></h4><ul> +</ul> +<h4><a href="#Objects_for_Scripting">Objects for Scripting</a></h4><ul> +<li><a href="#ruby class FObject extending Data"><img src="flow_classes/ruby class FObject extending Data-icon.png" alt="[ruby class FObject extending Data]" border="0"></a></li> +<li><a href="#ruby class GridObject extending FObject"><img src="flow_classes/ruby class GridObject extending FObject-icon.png" alt="[ruby class GridObject extending FObject]" border="0"></a></li> +<li><a href="#ruby class BitPacking"><img src="flow_classes/ruby class BitPacking-icon.png" alt="[ruby class BitPacking]" border="0"></a></li> +<li><a href="#ruby FPatcher extending FObject"><img src="flow_classes/ruby FPatcher extending FObject-icon.png" alt="[ruby FPatcher extending FObject]" border="0"></a></li> +<li><a href="#ruby GridFlow::USB"><img src="flow_classes/ruby GridFlow::USB-icon.png" alt="[ruby GridFlow::USB]" border="0"></a></li> +<li><a href="#ruby GridFlow::USB::Device"><img src="flow_classes/ruby GridFlow::USB::Device-icon.png" alt="[ruby GridFlow::USB::Device]" border="0"></a></li> +<li><a href="#ruby GridFlow::USB::Config"><img src="flow_classes/ruby GridFlow::USB::Config-icon.png" alt="[ruby GridFlow::USB::Config]" border="0"></a></li> +<li><a href="#ruby GridFlow::USB::Interface"><img src="flow_classes/ruby GridFlow::USB::Interface-icon.png" alt="[ruby GridFlow::USB::Interface]" border="0"></a></li> +<li><a href="#ruby GridFlow::USB::Endpoint"><img src="flow_classes/ruby GridFlow::USB::Endpoint-icon.png" alt="[ruby GridFlow::USB::Endpoint]" border="0"></a></li> +</ul> +<h4><a href="#Objects_for_Internals">Objects for Internals</a></h4><ul> +<li><a href="#C++ class GridInlet"><img src="flow_classes/C++ class GridInlet-icon.png" alt="[C++ class GridInlet]" border="0"></a></li> +<li><a href="#C++ class GridOutlet"><img src="flow_classes/C++ class GridOutlet-icon.png" alt="[C++ class GridOutlet]" border="0"></a></li> +<li><a href="#C++ class Dim"><img src="flow_classes/C++ class Dim-icon.png" alt="[C++ class Dim]" border="0"></a></li> +<li><a href="#C++ class Grid"><img src="flow_classes/C++ class Grid-icon.png" alt="[C++ class Grid]" border="0"></a></li> +<li><a href="#C++ class Numop1"><img src="flow_classes/C++ class Numop1-icon.png" alt="[C++ class Numop1]" border="0"></a></li> +<li><a href="#C++ class Numop2"><img src="flow_classes/C++ class Numop2-icon.png" alt="[C++ class Numop2]" border="0"></a></li> +<li><a href="#C++ class GridClass"><img src="flow_classes/C++ class GridClass-icon.png" alt="[C++ class GridClass]" border="0"></a></li> +<li><a href="#C++ class GFBridge"><img src="flow_classes/C++ class GFBridge-icon.png" alt="[C++ class GFBridge]" border="0"></a></li> +</ul> +<br><br> +</div></td></tr> <tr><td colspan="4" bgcolor="black"> +<img src="images/black.png" width="1" height="2"></td></tr> +<tr><td colspan="4"><a name="notes"></a><h4>notes</h4></td></tr><tr><td></td><td></td><td> </td></tr> +<tr><td></td><td></td><td><p>In Ruby, GridFlow defines a namespace (module) called GridFlow. Most of the +constants it defines are part of that namespace.</p></td></tr> +<tr><td></td><td></td><td> </td></tr> +<tr><td></td><td></td><td><p>Ruby does not have the same concept of object as PD. In GridFlow, object classes may +inherit features from other object classes, and also there is no concept of inlet nor outlet, which are instead +provided by <kbd><font color="#007777">GridFlow::FObject</font></kbd>, which also has the purpose of exporting functionality to +PD.</p></td></tr> +<tr><td></td><td></td><td> </td></tr> +<tr><td></td><td></td><td><p>In this document (and in many others) the phrase "a Potato" will be a shorthand for "an object of the class +called Potato", which is often used in modern software design and is a nice convention borrowed from +biology.</p></td></tr> +<tr><td></td><td></td><td> </td></tr> +<tr><td></td><td></td><td><p> +A FObject is normally in two or three parts: a (Ruby) GridFlow::FObject +that is the central part; a (C++) FObject; a (C++) BFObject. +The GridFlow::FObject is created as a RData kind of box (T_DATA) +using Ruby-C's Data_Make_Struct on a GridObject. This is +how most Ruby-C programs inherit from Ruby classes. Note that +Ruby's boxed objects have a maximum of five fields, and they're usually +taken, so additional fields have to be outside of it. This is why RData exists. </p></td></tr> +<tr><td></td><td></td><td> </td></tr> +<tr><td></td><td></td><td><p> +So basically you have a C++ FObject that is "part of" a GridFlow::FObject +and they point to each other using "peer pointers". + The BFObject links back to the RData box through a pointer called peer. </p></td></tr> +<tr><td></td><td></td><td> </td></tr> +<tr><td> </td></tr> + <tr><td colspan="4" bgcolor="black"> +<img src="images/black.png" width="1" height="2"></td></tr> +<tr><td colspan="4"><a name="Objects_for_Scripting"></a><h4>Objects for Scripting</h4></td></tr><tr><td></td><td></td><td> </td></tr> +<tr><td colspan="4" bgcolor="#ffb080"><b> class </b><a name="ruby class FObject extending Data">ruby class FObject extending Data</a></td></tr><tr><td></td><td valign="top"><br> +<br clear="left"><br><br><br clear="left"><br></td><td><br> + + Provides inlets and outlets to Ruby Objects. <br><b>method</b> init <b>(</b><b>)</b> <br> + <br><b>method</b> send_in <b>(</b><i>int</i> inlet<b>, </b>message...<b>)</b> <br> + <br><b>method</b> send_out <b>(</b><i>int</i> outlet<b>, </b>message...<b>)</b> <br> + <br></td></tr><tr><td></td><td></td><td> </td></tr> +<tr><td colspan="4" bgcolor="#ffb080"><b> class </b><a name="ruby class GridObject extending FObject">ruby class GridObject extending FObject</a></td></tr><tr><td></td><td valign="top"><br> +<br clear="left"><br><br><br clear="left"><br></td><td><br> + + Provides grid support to FObjects. <br><b>method</b> inlet_dim <b>(</b><i>Integer</i> inlet<b>)</b> + gives an array of Integers (dimension list) <br> + <br><b>method</b> inlet_nt <b>(</b><i>Integer</i> inlet<b>)</b> + gives a Symbol (number type) <br> + <br><b>method</b> inlet_set_factor <b>(</b><i>Integer</i> inlet<b>, </b><i>Integer</i> factor<b>)</b> + ensures received packets have a size that is + a whole multiple of this size. + must be called from rgrid_begin. <br> + <br><b>method</b> send_out_grid_begin <b>(</b><i>Integer</i> outlet<b>, </b><i>Array of Integer</i> dimensions<b>, </b><i>number type</i> nt<b>)</b> + establishes grid streams between an outlet and all inlets + connected to it. <br> + <br><b>method</b> send_out_grid_flow <b>(</b><i>Integer</i> outlet<b>, </b><i>String</i> data<b>)</b> + for sending a grid data packet through that outlet. <br> + <br><b>method</b> send_out_grid_end <b>(</b><i>Integer</i> outlet<b>)</b> + (isn't this one obsolete?) <br> + <br><b>inlet 0 </b><b>method</b> rgrid_begin <b>(</b><b>)</b> <br> + <br><b>inlet 0 </b><b>method</b> rgrid_flow <b>(</b><i>String</i> data<b>)</b> <br> + <br><b>inlet 0 </b><b>method</b> rgrid_end <b>(</b><b>)</b> <br> + <br></td></tr><tr><td></td><td></td><td> </td></tr> +<tr><td colspan="4" bgcolor="#ffb080"><b> class </b><a name="ruby class BitPacking">ruby class BitPacking</a></td></tr><tr><td></td><td valign="top"><br> +<br clear="left"><br><br><br clear="left"><br></td><td><br> + + A BitPacking is a simple two-way converter between different + numeric layouts. <br></td></tr><tr><td></td><td></td><td> </td></tr> +<tr><td colspan="4" bgcolor="#ffb080"><b> class </b><a name="ruby FPatcher extending FObject">ruby FPatcher extending FObject</a></td></tr><tr><td></td><td valign="top"><br> +<br clear="left"><br><br><br clear="left"><br></td><td><br> + <p>This class is much like PureData's abstractions.</p> <p>This is a container for objects. Its proper objects are numbered + starting with zero. The wire list is given in terms of those numbers: + (sourceobject,sourceinlet,destobject,destinlet). There is a + pseudo-object numbered #-1 which map to the container's own inlets + and outlets.</p> <br></td></tr><tr><td></td><td></td><td> </td></tr> +<tr><td colspan="4" bgcolor="#ffb080"><b> class </b><a name="ruby GridFlow::USB">ruby GridFlow::USB</a></td></tr><tr><td></td><td valign="top"><br> +<br clear="left"><br><br><br clear="left"><br></td><td><br> +<p>wrapper for struct usb_dev_handle</p> <br><b>attr</b> .busses <b>(</b><b>.busses</b><b>)</b> <br></td></tr><tr><td></td><td></td><td> </td></tr> +<tr><td colspan="4" bgcolor="#ffb080"><b> class </b><a name="ruby GridFlow::USB::Device">ruby GridFlow::USB::Device</a></td></tr><tr><td></td><td valign="top"><br> +<br clear="left"><br><br><br clear="left"><br></td><td><br> + <p>wrapper for struct usb_device and struct usb_device_descriptor</p> <br></td></tr><tr><td></td><td></td><td> </td></tr> +<tr><td colspan="4" bgcolor="#ffb080"><b> class </b><a name="ruby GridFlow::USB::Config">ruby GridFlow::USB::Config</a></td></tr><tr><td></td><td valign="top"><br> +<br clear="left"><br><br><br clear="left"><br></td><td><br> + <p>wrapper for struct usb_config_descriptor, struct usb_interface</p> <br></td></tr><tr><td></td><td></td><td> </td></tr> +<tr><td colspan="4" bgcolor="#ffb080"><b> class </b><a name="ruby GridFlow::USB::Interface">ruby GridFlow::USB::Interface</a></td></tr><tr><td></td><td valign="top"><br> +<br clear="left"><br><br><br clear="left"><br></td><td><br> + <p>wrapper for struct usb_interface_descriptor</p> <br></td></tr><tr><td></td><td></td><td> </td></tr> +<tr><td colspan="4" bgcolor="#ffb080"><b> class </b><a name="ruby GridFlow::USB::Endpoint">ruby GridFlow::USB::Endpoint</a></td></tr><tr><td></td><td valign="top"><br> +<br clear="left"><br><br><br clear="left"><br></td><td><br> + <p>wrapper for struct usb_endpoint_descriptor</p> <br></td></tr><tr><td></td><td></td><td> </td></tr> +<tr><td> </td></tr> + <tr><td colspan="4" bgcolor="black"> +<img src="images/black.png" width="1" height="2"></td></tr> +<tr><td colspan="4"><a name="Objects_for_Internals"></a><h4>Objects for Internals</h4></td></tr><tr><td></td><td></td><td> </td></tr> +<tr><td colspan="4" bgcolor="#ffb080"><b> class </b><a name="C++ class GridInlet">C++ class GridInlet</a></td></tr><tr><td></td><td valign="top"><br> +<br clear="left"><br><br><br clear="left"><br></td><td><br> + + GridInlets represent inlets that accept grids. <br></td></tr><tr><td></td><td></td><td> </td></tr> +<tr><td colspan="4" bgcolor="#ffb080"><b> class </b><a name="C++ class GridOutlet">C++ class GridOutlet</a></td></tr><tr><td></td><td valign="top"><br> +<br clear="left"><br><br><br clear="left"><br></td><td><br> + + GridOutlets represent outlets that send grids. <br></td></tr><tr><td></td><td></td><td> </td></tr> +<tr><td colspan="4" bgcolor="#ffb080"><b> class </b><a name="C++ class Dim">C++ class Dim</a></td></tr><tr><td></td><td valign="top"><br> +<br clear="left"><br><br><br clear="left"><br></td><td><br> + + Dim represents a list of dimensions. <br></td></tr><tr><td></td><td></td><td> </td></tr> +<tr><td colspan="4" bgcolor="#ffb080"><b> class </b><a name="C++ class Grid">C++ class Grid</a></td></tr><tr><td></td><td valign="top"><br> +<br clear="left"><br><br><br clear="left"><br></td><td><br> + + Grid represents a grid that is fully stored in memory. <br></td></tr><tr><td></td><td></td><td> </td></tr> +<tr><td colspan="4" bgcolor="#ffb080"><b> class </b><a name="C++ class Numop1">C++ class Numop1</a></td></tr><tr><td></td><td valign="top"><br> +<br clear="left"><br><br><br clear="left"><br></td><td><br> + + This represents a one-input operator. + Such an object contains a map() function that applies the operator + over a memory segment. <br></td></tr><tr><td></td><td></td><td> </td></tr> +<tr><td colspan="4" bgcolor="#ffb080"><b> class </b><a name="C++ class Numop2">C++ class Numop2</a></td></tr><tr><td></td><td valign="top"><br> +<br clear="left"><br><br><br clear="left"><br></td><td><br> + + This represents a two-input operator. + Such an object contains four functions for each T, where + T is one of the types uint8, int16, int32, float32. <br><b>method</b> map <b>(</b><i>integer</i> n<b>, </b><i>Pt<T></i> as<b>, </b><i>T</i> b<b>)</b> + for i in 0...n, + as[i] := f(as[i],b); + This is like <kbd><font color="#007777">[#]</font></kbd> with a scalar righthand <br> + <br><b>method</b> zip <b>(</b><i>integer</i> n<b>, </b><i>Pt<T></i> as<b>, </b><i>Pt<T></i> bs<b>)</b> + for i in 0...n, + as[i] := f(as[i],bs[i]); + bs is not modified. + (This is like <kbd><font color="#007777">[#]</font></kbd> with a nonscalar righthand) <br> + <br><b>method</b> fold <b>(</b><i>integer</i> an<b>, </b><i>integer</i> n<b>, </b><i>Pt<T></i> as<b>, </b><i>Pt<T></i> bs<b>)</b> <p> + for i in 0...n, + for j in 0...an, + as[j] := f(as[j],bs[i*an+j]); </p> + (this is like <kbd><font color="#007777">[#fold]</font></kbd>) <br> + <br><b>method</b> scan <b>(</b><i>integer</i> an<b>, </b><i>integer</i> n<b>, </b><i>Pt<T></i> as<b>, </b><i>Pt<T></i> bs<b>)</b> <p> for j in 0...an: bs[j] := f(as[j],bs[j]); </p> <p> for i in 1...n: for j in 0...an: + bs[j] := f(bs[(i-1)*an+j],bs[i*an+j]); </p> + (this is like <kbd><font color="#007777">[#scan]</font></kbd>) <br> + <br></td></tr><tr><td></td><td></td><td> </td></tr> +<tr><td colspan="4" bgcolor="#ffb080"><b> class </b><a name="C++ class GridClass">C++ class GridClass</a></td></tr><tr><td></td><td valign="top"><br> +<br clear="left"><br><br><br clear="left"><br></td><td><br> + + This represents a class of GridObjects. <br></td></tr><tr><td></td><td></td><td> </td></tr> +<tr><td colspan="4" bgcolor="#ffb080"><b> class </b><a name="C++ class GFBridge">C++ class GFBridge</a></td></tr><tr><td></td><td valign="top"><br> +<br clear="left"><br><br><br clear="left"><br></td><td><br> + + This holds linkage information about PureData. <br></td></tr><tr><td></td><td></td><td> </td></tr> +<tr><td> </td></tr> + <td colspan="4" bgcolor="black"> +<img src="images/black.png" width="1" height="2"></td></tr> +<tr><td colspan="4"> +<p><font size="-1"> +GridFlow 0.8.0 Documentation<br> +Copyright © 2001,2002,2003,2004,2005 by Mathieu Bouchard +<a href="mailto:matju@sympatico.ca">matju@artengine.ca</a> +</font></p> +</td></tr></table></body></html> + + |