376 lines
9.0 KiB
Plaintext
376 lines
9.0 KiB
Plaintext
# SOME DESCRIPTIVE TITLE
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# Copyright (C) YEAR Free Software Foundation, Inc.
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# This file is distributed under the same license as the PACKAGE package.
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# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
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msgid ""
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msgstr ""
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"Project-Id-Version: PACKAGE VERSION\n"
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"Report-Msgid-Bugs-To: \n"
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"POT-Creation-Date: 2014-07-02 12:51+0200\n"
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"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
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"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
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"Language-Team: LANGUAGE <LL@li.org>\n"
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"Language: pl\n"
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"MIME-Version: 1.0\n"
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"Content-Type: text/plain; charset=UTF-8\n"
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"Content-Transfer-Encoding: 8bit\n"
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"X-Generator: Translate Toolkit 1.11.0\n"
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#. type: One-char language identifier
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#: train703.languagecode:1
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#, no-wrap
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msgid "E"
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msgstr ""
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#. type: Title-text
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#: train703/scene.txt:1
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#, no-wrap
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msgid "train703:Remote control #5"
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msgstr ""
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#. type: Resume-text
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#: train703/scene.txt:2
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#, no-wrap
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msgid ""
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"train703:Remote control a bot without using an information exchange post by "
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"storing the orders."
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msgstr ""
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#. type: ScriptName-text
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#: train703/scene.txt:3
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#, no-wrap
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msgid "train703:Remote5"
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msgstr ""
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#. type: \b; header
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#: train703-help/tremote5.txt:1
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#, no-wrap
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msgid "Exercise"
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:3
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#, no-wrap
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msgid ""
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"Remote control a slave robot without using an <a object|exchange>information "
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"exchange post</a>. The robot should pass over the 6 blue crosses. "
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:5
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#, no-wrap
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msgid "The two main actors of this exercise are:\n"
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msgstr ""
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#. type: Bullet: '1)'
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#: train703-help/tremote5.txt:5
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#, no-wrap
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msgid ""
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"The <a object|botgr>wheeled grabber</a> without an energy pack and therefore "
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"immobile. This is the master you should program so it will transmit orders "
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"to the slave."
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msgstr ""
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#. type: Bullet: '2)'
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#: train703-help/tremote5.txt:6
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#, no-wrap
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msgid ""
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"The slave <a object|bottr>practice bot</a> which is already programmed and "
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"just waits for orders from the master."
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:9
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#, no-wrap
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msgid ""
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"The orders shall be stored, so the master will be able to transmit several "
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"orders without waiting for each order being processed. We use an <a "
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"cbot|array>array</a> for this purpose."
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msgstr ""
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#. type: \b; header
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#: train703-help/tremote5.txt:10
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#, no-wrap
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msgid "The slave"
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:12
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#, no-wrap
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msgid ""
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"First of all we must understand how the program of the slave works. The <a "
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"cbot|class>class</a> <code>order</code> contains two members: "
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"<code>m_type</code> is the order to execute (move or turn) and "
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"<code>m_param</code> is the distance to move or the rotation angle¦:"
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:14
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#, no-wrap
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msgid "<c/><s/><a cbot|public>public</a> <a cbot|class>class</a> order"
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msgstr ""
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#. type: \s; block (usually verbatim code)
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#: train703-help/tremote5.txt:18
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#, no-wrap
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msgid ""
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"{\n"
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"\t<a cbot|int>int</a> m_type;\n"
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"\t<a cbot|float>float</a> m_param;\n"
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"}"
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:20
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#, no-wrap
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msgid ""
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"A second <a cbot|class>class</a> <code>exchange</code> contains the "
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"mechanism for exchanging the orders. We declare a <code><a "
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"cbot|static>static</a></code> class member <code>m_fifo</code> which will "
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"contain the list of orders to be executed. The word <code>static</code> "
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"insures that the member <code>m_fifo</code> is shared between all instances "
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"of the <a cbot|class>class</a> exchange."
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:22
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#, no-wrap
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msgid "<c/><s/>{"
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msgstr ""
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#. type: \s; block (usually verbatim code)
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#: train703-help/tremote5.txt:23
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#, no-wrap
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msgid ""
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"\t<a cbot|static>static</a> <a cbot|private>private</a> order m_fifo[] = "
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"null;"
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:25
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#, no-wrap
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msgid ""
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"The <code>put</code> method will be used by the master robot for "
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"transmitting an order. The order will simply be added at the end of the "
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"<code>m_fifo</code> array:"
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:27
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#, no-wrap
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msgid "<c/><s/>\t<a cbot|synchro>synchronized</a> void put(order a)"
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msgstr ""
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#. type: \s; block (usually verbatim code)
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#: train703-help/tremote5.txt:30
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#, no-wrap
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msgid ""
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"\t{\n"
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"\t\tm_fifo[sizeof(m_fifo)] = a;\n"
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"\t}"
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:32
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#, no-wrap
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msgid ""
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"Another method <code>get</code> will be used by the slave to retrieve the "
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"orders. This method returns the order to be executed. If the list is empty, "
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"<code>null</code> will be returned and the robot must wait for more "
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"orders. Otherwise the first order in the list must be returned and the "
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"remaining orders must be \"scrolled up\". As an array can not be "
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"\"shortened\" we use a temporary array <code>copy</code>¦:"
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:34
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#, no-wrap
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msgid "<c/><s/>\t<a cbot|synchro>synchronized</a> order get()"
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msgstr ""
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#. type: \s; block (usually verbatim code)
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#: train703-help/tremote5.txt:46
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#, no-wrap
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msgid ""
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"\t{\n"
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"\t\tif ( sizeof(m_fifo) == 0 ) return null;\n"
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"\n"
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"\t\torder a = m_fifo[0];\n"
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"\t\torder copy[] = null;\n"
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"\t\tfor ( int i=1 ; i<sizeof(m_fifo) ; i++ )\n"
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"\t\t{\n"
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"\t\t\tcopy[i-1] = m_fifo[i];\n"
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"\t\t}\n"
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"\t\tm_fifo = copy;\n"
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"\t\treturn a;\n"
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"\t}"
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:48
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#, no-wrap
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msgid ""
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"The main program of the slave contains an instance of the class "
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"<code>exchange</code> called <code>list</code>. We put () after the word "
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"<code>list</code> in order to create an instance of the class "
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"<code>exchange</code>."
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:50
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#, no-wrap
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msgid "<c/><s/><a cbot|extern>extern</a> void object::Slave5( )"
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msgstr ""
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#. type: \s; block (usually verbatim code)
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#: train703-help/tremote5.txt:53
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#, no-wrap
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msgid ""
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"{\n"
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"\texchange list();\n"
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"\torder todo;"
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:55
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#, no-wrap
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msgid ""
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"The outer <code>while</code> loop lasts for ever. The inner "
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"<code>while</code> loop waits for an order by using the <code>get</code> "
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"method of the <code>exchange</code> class. As soon as <code>get</code> "
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"returns a value different from <code>null</code>, the while loop stops."
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:57
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#, no-wrap
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msgid "<c/><s/>\t<a cbot|while>while</a> ( true )"
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msgstr ""
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#. type: \s; block (usually verbatim code)
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#: train703-help/tremote5.txt:64
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#, no-wrap
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msgid ""
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"\t{\n"
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"\t\t<a cbot|while>while</a> ( true )\n"
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"\t\t{\n"
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"\t\t\ttodo = list.get();\n"
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"\t\t\tif ( todo != null ) break;\n"
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"\t\t\twait(1);\n"
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"\t\t}"
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:66
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#, no-wrap
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msgid ""
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"Now we have received the order in the <code>todo</code> variable. All we "
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"have to do is execute it:"
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:68
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#, no-wrap
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msgid "<c/><s/>\t\tif ( todo.m_type == 1 )"
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msgstr ""
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#. type: \s; block (usually verbatim code)
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#: train703-help/tremote5.txt:81
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#, no-wrap
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msgid ""
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"\t\t{\n"
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"\t\t\tmove(todo.m_param);\n"
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"\t\t}\n"
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"\t\telse if ( todo.m_type == 2 )\n"
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"\t\t{\n"
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"\t\t\tturn(todo.m_param);\n"
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"\t\t}\n"
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"\t\telse\n"
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"\t\t{\n"
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"\t\t\tmessage(\"Unknown order\");\n"
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"\t\t}\n"
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"\t}\n"
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"}"
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msgstr ""
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#. type: \b; header
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#: train703-help/tremote5.txt:82
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#, no-wrap
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msgid "The master"
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:84
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#, no-wrap
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msgid ""
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"In the master we write a function called <code>SendOrder</code> which will "
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"send an order to the slave:"
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:86
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#, no-wrap
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msgid "<c/><s/>void object::SendOrder(float order, float param)"
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msgstr ""
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#. type: \s; block (usually verbatim code)
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#: train703-help/tremote5.txt:94
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#, no-wrap
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msgid ""
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"{\n"
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"\texchange list();\n"
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"\torder todo();\n"
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"\t\n"
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"\ttodo.m_type = order;\n"
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"\ttodo.m_param = param;\n"
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"\tlist.put(todo);\n"
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"}"
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:96
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#, no-wrap
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msgid "Now the main program of the master is very simple:"
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:98
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#, no-wrap
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msgid "<c/><s/>extern void object::Remote5( )"
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msgstr ""
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#. type: \s; block (usually verbatim code)
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#: train703-help/tremote5.txt:109
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#, no-wrap
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msgid ""
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"{\n"
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"\tSendOrder(1, 20); // move(20);\n"
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"\tSendOrder(2, 90); // turn(90);\n"
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"\tSendOrder(1, 20); // move(20);\n"
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"\tSendOrder(2, 90); // turn(90);\n"
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"\tSendOrder(1, 10); // move(10);\n"
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"\tSendOrder(2, 90); // turn(90);\n"
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"\tSendOrder(1, 10); // move(10);\n"
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"\tSendOrder(2,-90); // turn(-90);\n"
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"\tSendOrder(1, 10); // move(10);\n"
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"}"
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:111
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#, no-wrap
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msgid "<format key><key help/></format> show these instruction at any time."
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msgstr ""
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#. type: \t; header
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#: train703-help/tremote5.txt:112
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#, no-wrap
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msgid "See also"
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msgstr ""
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#. type: Plain text
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#: train703-help/tremote5.txt:113
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#, no-wrap
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msgid "<a command>Controls</a> and <a cbot>programming</a>."
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msgstr ""
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