328 lines
8.4 KiB
Plaintext
328 lines
8.4 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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#
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#
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msgid ""
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msgstr ""
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"Project-Id-Version: PACKAGE VERSION\n"
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"POT-Creation-Date: 2013-10-24 08:59+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: \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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#. type: One-char language identifier
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#: train207.languagecode:1
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#, no-wrap
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msgid "E"
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msgstr "F"
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#
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#. type: Title-text
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#: train207/scene.txt:1
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#, no-wrap
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msgid "train207:Wasp Hunter 2"
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msgstr "train207:Chasseur de guêpes 2"
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#
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#. type: Resume-text
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#: train207/scene.txt:2
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#, no-wrap
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msgid "train207:Get better at shooting down the wasps."
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msgstr "train207:Attrapez des guêpes de manière plus efficace"
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#
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#. type: ScriptName-text
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#: train207/scene.txt:3
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#, no-wrap
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msgid "train207:Wasp2"
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msgstr "train207:Guêpes2"
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#. type: \b; header
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#: train207-help/twasp2.txt:1
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#, no-wrap
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msgid "Objective"
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msgstr ""
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#. type: Plain text
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#: train207-help/twasp2.txt:3
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#, no-wrap
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msgid "Bring down the flying wasps in a more efficient way than with the previous program."
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msgstr ""
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#. type: \b; header
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#: train207-help/twasp2.txt:4
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#, no-wrap
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msgid "Program"
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msgstr ""
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#. type: Plain text
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#: train207-help/twasp2.txt:6
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#, no-wrap
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msgid "Here is again the program of the previous exercise that shoots down all the wasps after many, many unsuccessful attempts:"
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msgstr ""
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#. type: \s; block (usually verbatim code)
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#: train207-help/twasp2.txt:39
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#, no-wrap
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msgid ""
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"extern void object::Wasp1()\n"
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"{\n"
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"\t<a cbot|type>object</a> item;\n"
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"\t\n"
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"\t<a cbot|aim>aim</a>(0);\n"
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"\t\n"
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"\t<a cbot|while>while</a> (true)\n"
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"\t{\n"
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"\t\t<a cbot|while>while</a> (<a cbot|radar>radar</a>(AlienWasp, 0, 360, 0, 20) == null)\n"
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"\t\t{\n"
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"\t\t\titem = <a cbot|radar>radar</a>(AlienWasp);\n"
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"\t\t\t<a cbot|turn>turn</a>(<a cbot|direct>direction</a>(item.position));\n"
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"\t\t\t<a cbot|motor>motor</a>(1,1);\n"
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"\t\t\t\n"
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"\t\t\t<a cbot|jet>jet</a>(0);\n"
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"\t\t\t<a cbot|if>if</a> (position.z > item.position.z)\n"
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"\t\t\t{\n"
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"\t\t\t\t<a cbot|jet>jet</a>(-0.3);\n"
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"\t\t\t}\n"
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"\t\t\t\n"
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"\t\t\t<a cbot|if>if</a> (position.z < item.position.z - 1)\n"
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"\t\t\t{\n"
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"\t\t\t\t<a cbot|jet>jet</a>(0.3);\n"
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"\t\t\t}\n"
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"\t\t\t\n"
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"\t\t\t<a cbot|wait>wait</a>(0.2);\n"
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"\t\t}\n"
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"\t\titem = <a cbot|radar>radar</a>(AlienWasp);\n"
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"\t\t<a cbot|turn>turn</a>(<a cbot|direct>direction</a>(item.position));\n"
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"\t\t<a cbot|fire>fire</a>(1);\n"
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"\t}\n"
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"}"
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msgstr ""
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#. type: Plain text
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#: train207-help/twasp2.txt:41
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#, no-wrap
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msgid "The many failures are due to the fact that the wasp is already gone before the bullets can reach it. The only way to improve the program consists in setting the power of the two motors and of the jet in such a way that the bot follows the movement of the target during the burst."
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msgstr ""
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#. type: Plain text
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#: train207-help/twasp2.txt:43
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#, no-wrap
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msgid "Just before the shot, the program adjusts a last time the direction with <c/>turn(direction(item.position));<n/>. In order to follow the wasp during the burst, you have to \"remember\" the angle of this last rotation: if the angle was positive (rotation to the left), the bot must continue to turn left during the burst; if the angle was negative, the bot must continue to turn right."
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msgstr ""
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#. type: Plain text
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#: train207-help/twasp2.txt:45
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#, no-wrap
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msgid "In order to \"remember\" the angle of the last rotation, we need a variable that can contain just one number. If we choose to call it <code>angle</code>, we must define the variable with the following line at the beginning of the program:"
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msgstr ""
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#. type: \s; block (usually verbatim code)
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#: train207-help/twasp2.txt:47
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#, no-wrap
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msgid "\t<a cbot|type>float</a> angle;"
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msgstr ""
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#. type: Plain text
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#: train207-help/twasp2.txt:49
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#, no-wrap
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msgid "The variable type <a cbot|type>float</a> is the variable type that can contain any number, i.e. whole numbers or real numbers. Please refer to the <a cbot|type>text about variable types</a> if you want to know more about the different types of variables and what they can contain."
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msgstr ""
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#. type: Plain text
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#: train207-help/twasp2.txt:51
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#, no-wrap
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msgid "Just before the instruction <c/>fire(1);<n/>, instead of writing <c/><a cbot|turn>turn</a>(<a cbot|direct>direction</a>(item.position));<n/>, we will put the rotation angle into the variable <code>angle</code>:"
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msgstr ""
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#. type: \s; block (usually verbatim code)
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#: train207-help/twasp2.txt:53
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#, no-wrap
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msgid "\tangle = direction(item.position);"
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msgstr ""
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#. type: Plain text
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#: train207-help/twasp2.txt:55
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#, no-wrap
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msgid "Then we perform the rotation, and we set the power of the motors so that the bot continues the movement:"
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msgstr ""
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#. type: \s; block (usually verbatim code)
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#: train207-help/twasp2.txt:65
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#, no-wrap
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msgid ""
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"\tturn(angle);\n"
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"\tif (angle < 0)\n"
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"\t{\n"
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"\t\tmotor(1,0.5);\n"
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"\t}\n"
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"\telse\n"
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"\t{\n"
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"\t\tmotor(0.5,1);\n"
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"\t}"
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msgstr ""
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#. type: Plain text
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#: train207-help/twasp2.txt:67
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#, no-wrap
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msgid "The instruction <code>else</code> determines what instructions the program should execute if the condition stated in the <code>if</code> instruction is false."
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msgstr ""
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#. type: Plain text
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#: train207-help/twasp2.txt:69
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#, no-wrap
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msgid "Then we must set the power of the jet so that the bot follows the wasp also in the vertical direction:"
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msgstr ""
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#. type: \s; block (usually verbatim code)
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#: train207-help/twasp2.txt:80
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#, no-wrap
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msgid ""
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"\tjet(0);\n"
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"\tif(position.z > item.position.z)\n"
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"\t{\n"
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"\t\tjet(-0.3);\n"
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"\t}\n"
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"\t\n"
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"\tif(position.z < item.position.z - 1)\n"
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"\t{\n"
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"\t\tjet(0.3);\n"
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"\t}"
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msgstr ""
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#. type: Plain text
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#: train207-help/twasp2.txt:82
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#, no-wrap
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msgid "As you will see, this program is much more efficient than the previous one!"
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msgstr ""
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#. type: \t; header
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#: train207-help/twasp2.txt:83
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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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#: train207-help/twasp2.txt:84
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#, no-wrap
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msgid "<a cbot>Programming</a>, <a cbot|type>types</a> and <a cbot|category>categories</a>."
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msgstr ""
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#
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#~ msgid "train200:Ants and wasps"
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#~ msgstr "train200:Fourmis et guêpes"
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#
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#~ msgid "train200:Fight against moving targets"
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#~ msgstr "train200:Combat contre des cibles mouvantes"
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#
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#~ msgid "train200:"
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#~ msgstr "train200:"
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#
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#~ msgid "train201:Barrage Fire"
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#~ msgstr "train201:Tir de barrage"
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#
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#~ msgid "train201:"
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#~ msgstr "train201:"
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#
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#~ msgid "train201:Set the power of the different motors in order to achieve a barrage fire."
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#~ msgstr "train201:Effectuer à l'aide de la commande directe des moteurs un tir de barrage contre des fourmis qui attaquent"
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#
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#~ msgid "train201:Move"
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#~ msgstr "train201:Barrage"
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#
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#~ msgid "train202:Flying tower 1"
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#~ msgstr "train202:Tour volante 1"
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#
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#~ msgid "train202:"
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#~ msgstr "train202:"
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#
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#~ msgid "train202:Make a flying defense tower out of a winged shooter."
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#~ msgstr "train202:Programmer un robot volant de manière à obtenir une tour de défense volante"
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#
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#~ msgid "train202:Move"
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#~ msgstr "train202:Tour1"
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#
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#~ msgid "train203:Flying Tower 2"
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#~ msgstr "train203:Tour volante 2"
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#
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#~ msgid "train203:"
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#~ msgstr "train203:"
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#
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#~ msgid "train203:Program a flying tower that wastes less energy."
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#~ msgstr "train203:Une tour de défense volante plus économe en énergie"
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#
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#~ msgid "train203:Move"
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#~ msgstr "train203:Tour2"
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#
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#~ msgid "train204:Fighter Jet 1"
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#~ msgstr "train204:Chasseur à réaction 1"
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#
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#~ msgid "train204:"
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#~ msgstr "train204:"
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#
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#~ msgid "train204:Instruct a winged shooter to clean the whole region."
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#~ msgstr "train204:Programmez un shooter volant pour qu'il nettoie toute la région"
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#
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#~ msgid "train204:Move"
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#~ msgstr "train204:Chasseur1"
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#
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#~ msgid "train205:Fighter Jet 2"
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#~ msgstr "train205:Chasseur à réaction 2"
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#
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#~ msgid "train205:"
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#~ msgstr "train205:"
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#
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#~ msgid "train205:Adapt the program to a mountainous terrain."
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#~ msgstr "train205:Adaptez le programme à un relief accidenté"
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#
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#~ msgid "train205:Move"
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#~ msgstr "train205:Chasseur2"
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#
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#~ msgid "train206:Wasp Hunter 1"
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#~ msgstr "train206:Chasseur de guêpes 1"
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#
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#~ msgid "train206:"
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#~ msgstr "train206:"
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#
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#~ msgid "train206:Shoot down the flying wasps."
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#~ msgstr "train206:Attrapez des guêpes en vol"
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#
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#~ msgid "train206:Wasp1"
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#~ msgstr "train206:Guêpes1"
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#
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#~ msgid "train207:"
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#~ msgstr "train207:"
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