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		<title>Routes with allegro problem</title>
		<link>http://www.allegro.cc/forums/view/607332</link>
		<description>Allegro.cc Forum Thread</description>
		<webMaster>matthew@allegro.cc (Matthew Leverton)</webMaster>
		<lastBuildDate>Mon, 16 May 2011 01:29:01 +0000</lastBuildDate>
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		<description><![CDATA[<div class="mockup v2"><p>Hi, thaks for advance</p><p>I try to open a .ttf file I try to do:</p><p>ALLEGRO_FONT *font = al_load_ttf_font(&quot;font.ttf&quot;,12,0 );</p><p>But that way search the &quot;font.ttf&quot; in my user path, and not the path I have the program. So I try to do:
</p><div class="source-code"><div class="toolbar"><span class="button numbers"><b>#</b></span><span class="button select">Select</span><span class="button expand">Expand</span></div><div class="inner"><span class="number">  1</span><span class="k1">int</span> Ini_fonts<span class="k2">(</span><a href="http://www.allegro.cc/manual/ALLEGRO_FONT"><span class="a">ALLEGRO_FONT</span></a> <span class="k3">*</span><span class="k3">*</span>font_2<span class="k2">)</span>
<span class="number">  2</span><span class="k2">{</span>  <a href="http://www.allegro.cc/manual/al_init_font_addon"><span class="a">al_init_font_addon</span></a><span class="k2">(</span><span class="k2">)</span><span class="k2">;</span>
<span class="number">  3</span>  <a href="http://www.allegro.cc/manual/al_init_ttf_addon"><span class="a">al_init_ttf_addon</span></a><span class="k2">(</span><span class="k2">)</span><span class="k2">;</span>
<span class="number">  4</span>  ALLEGRO_PATH <span class="k3">*</span>path<span class="k2">;</span>
<span class="number">  5</span>  <span class="k1">char</span> <span class="k3">*</span>path_cstr<span class="k2">;</span>
<span class="number">  6</span>  path <span class="k3">=</span> <a href="http://www.allegro.cc/manual/al_get_standard_path"><span class="a">al_get_standard_path</span></a><span class="k2">(</span>ALLEGRO_RESOURCES_PATH<span class="k2">)</span><span class="k2">;</span>
<span class="number">  7</span>  <a href="http://www.allegro.cc/manual/al_set_path_filename"><span class="a">al_set_path_filename</span></a><span class="k2">(</span>path, <span class="s">"font"</span><span class="k2">)</span><span class="k2">;</span>
<span class="number">  8</span>  <a href="http://www.allegro.cc/manual/al_set_path_extension"><span class="a">al_set_path_extension</span></a><span class="k2">(</span>path, <span class="s">".ttf"</span><span class="k2">)</span><span class="k2">;</span>
<span class="number">  9</span>  path_cstr <span class="k3">=</span> <a href="http://www.allegro.cc/manual/al_path_cstr"><span class="a">al_path_cstr</span></a><span class="k2">(</span>path, ALLEGRO_NATIVE_PATH_SEP<span class="k2">)</span><span class="k2">;</span>
<span class="number"> 10</span>  <a href="http://www.allegro.cc/manual/al_destroy_path"><span class="a">al_destroy_path</span></a><span class="k2">(</span>path<span class="k2">)</span><span class="k2">;</span>
<span class="number"> 11</span>  <a href="http://www.allegro.cc/manual/ALLEGRO_FONT"><span class="a">ALLEGRO_FONT</span></a> <span class="k3">*</span><a href="http://www.allegro.cc/manual/font"><span class="a">font</span></a> <span class="k3">=</span> <a href="http://www.allegro.cc/manual/al_load_ttf_font"><span class="a">al_load_ttf_font</span></a><span class="k2">(</span>path_cstr,<span class="n">12</span>,<span class="n">0</span> <span class="k2">)</span><span class="k2">;</span>
<span class="number"> 12</span>  <span class="k3">*</span>font_2 <span class="k3">=</span> <a href="http://www.allegro.cc/manual/font"><span class="a">font</span></a><span class="k2">;</span>
<span class="number"> 13</span>  <span class="k1">return</span> <span class="n">0</span><span class="k2">;</span>
<span class="number"> 14</span><span class="k2">}</span>
<span class="number"> 15</span>
<span class="number"> 16</span><span class="k1">void</span> funcion<span class="k2">(</span><span class="k2">)</span>
<span class="number"> 17</span><span class="k2">{</span>
<span class="number"> 18</span>  <a href="http://www.allegro.cc/manual/ALLEGRO_FONT"><span class="a">ALLEGRO_FONT</span></a> <span class="k3">*</span><a href="http://www.allegro.cc/manual/font"><span class="a">font</span></a><span class="k2">;</span>
<span class="number"> 19</span>   Ini_fonts<span class="k2">(</span><span class="k3">&amp;</span><a href="http://www.allegro.cc/manual/font"><span class="a">font</span></a><span class="k2">)</span><span class="k2">;</span>
<span class="number"> 20</span>  <a href="http://www.allegro.cc/manual/al_draw_text"><span class="a">al_draw_text</span></a><span class="k2">(</span><a href="http://www.allegro.cc/manual/font"><span class="a">font</span></a>, <a href="http://www.allegro.cc/manual/al_map_rgb"><span class="a">al_map_rgb</span></a><span class="k2">(</span>red_ttf,blue_ttf,green_ttf<span class="k2">)</span>, text1_pos_x, text1_pos_y,text_allign, <span class="s">"text"</span><span class="k2">)</span><span class="k2">;</span>
<span class="number"> 21</span>  <a href="http://www.allegro.cc/manual/al_flip_display"><span class="a">al_flip_display</span></a><span class="k2">(</span><span class="k2">)</span><span class="k2">;</span>
<span class="number"> 22</span>  <a href="http://www.allegro.cc/manual/al_destroy_font"><span class="a">al_destroy_font</span></a><span class="k2">(</span><a href="http://www.allegro.cc/manual/font"><span class="a">font</span></a><span class="k2">)</span><span class="k2">;</span>
<span class="number"> 23</span>  <a href="http://www.allegro.cc/manual/al_shutdown_ttf_addon"><span class="a">al_shutdown_ttf_addon</span></a><span class="k2">(</span><span class="k2">)</span><span class="k2">;</span>
<span class="number"> 24</span>  <a href="http://www.allegro.cc/manual/al_shutdown_font_addon"><span class="a">al_shutdown_font_addon</span></a><span class="k2">(</span><span class="k2">)</span><span class="k2">;</span>
<span class="number"> 25</span><span class="k2">}</span>
<span class="number"> 26</span>
<span class="number"> 27</span>
<span class="number"> 28</span><span class="k1">int</span> main<span class="k2">(</span><span class="k1">int</span> argc,<span class="k1">char</span> <span class="k3">*</span><span class="k3">*</span>argv<span class="k2">)</span>
<span class="number"> 29</span><span class="k2">{</span>
<span class="number"> 30</span>       <a href="http://www.allegro.cc/manual/ALLEGRO_DISPLAY"><span class="a">ALLEGRO_DISPLAY</span></a> <span class="k3">*</span>display<span class="k2">;</span>
<span class="number"> 31</span>       <span class="k1">if</span><span class="k2">(</span><span class="k3">!</span><a href="http://www.allegro.cc/manual/al_init"><span class="a">al_init</span></a><span class="k2">(</span><span class="k2">)</span><span class="k2">)</span> <span class="k2">{</span>
<span class="number"> 32</span>    <a href="http://www.delorie.com/djgpp/doc/libc/libc_345.html" target="_blank">fprintf</a><span class="k2">(</span>stderr, <span class="s">"failed to initialize allegro!\n"</span><span class="k2">)</span><span class="k2">;</span>
<span class="number"> 33</span>    <span class="k1">return</span> <span class="k3">-</span><span class="n">1</span><span class="k2">;</span><span class="k2">}</span>
<span class="number"> 34</span>       display <span class="k3">=</span> <a href="http://www.allegro.cc/manual/al_create_display"><span class="a">al_create_display</span></a><span class="k2">(</span><a href="http://www.allegro.cc/manual/SCREEN_W"><span class="a">SCREEN_W</span></a>, <a href="http://www.allegro.cc/manual/SCREEN_H"><span class="a">SCREEN_H</span></a><span class="k2">)</span><span class="k2">;</span>
<span class="number"> 35</span>         <span class="k1">if</span><span class="k2">(</span><span class="k3">!</span>display<span class="k2">)</span> <span class="k2">{</span>
<span class="number"> 36</span>    <a href="http://www.delorie.com/djgpp/doc/libc/libc_345.html" target="_blank">fprintf</a><span class="k2">(</span>stderr, <span class="s">"failed to create display!\n"</span><span class="k2">)</span><span class="k2">;</span>
<span class="number"> 37</span>    <span class="k1">return</span> <span class="k3">-</span><span class="n">1</span><span class="k2">;</span><span class="k2">}</span>
<span class="number"> 38</span>       <a href="http://www.allegro.cc/manual/al_clear_to_color"><span class="a">al_clear_to_color</span></a><span class="k2">(</span><a href="http://www.allegro.cc/manual/al_map_rgb"><span class="a">al_map_rgb</span></a><span class="k2">(</span><span class="n">0</span>,<span class="n">0</span>,<span class="n">0</span><span class="k2">)</span><span class="k2">)</span><span class="k2">;</span>
<span class="number"> 39</span>       <a href="http://www.allegro.cc/manual/al_flip_display"><span class="a">al_flip_display</span></a><span class="k2">(</span><span class="k2">)</span><span class="k2">;</span>
<span class="number"> 40</span>       <span class="c">//---------</span>
<span class="number"> 41</span>       <span class="c">// HERE </span>
<span class="number"> 42</span>       funcion<span class="k2">(</span><span class="k2">)</span><span class="k2">;</span>
<span class="number"> 43</span>
<span class="number"> 44</span>       <a href="http://www.allegro.cc/manual/al_clear_to_color"><span class="a">al_clear_to_color</span></a><span class="k2">(</span><a href="http://www.allegro.cc/manual/al_map_rgb"><span class="a">al_map_rgb</span></a><span class="k2">(</span><span class="n">0</span>,<span class="n">0</span>,<span class="n">0</span><span class="k2">)</span><span class="k2">)</span><span class="k2">;</span>
<span class="number"> 45</span>       <a href="http://www.allegro.cc/manual/al_flip_display"><span class="a">al_flip_display</span></a><span class="k2">(</span><span class="k2">)</span><span class="k2">;</span>
<span class="number"> 46</span>
<span class="number"> 47</span>      <span class="c">//----------</span>
<span class="number"> 48</span>      <span class="c">// HERE</span>
<span class="number"> 49</span>       funcion<span class="k2">(</span><span class="k2">)</span><span class="k2">;</span>
<span class="number"> 50</span>
<span class="number"> 51</span>      <a href="http://www.allegro.cc/manual/al_destroy_display"><span class="a">al_destroy_display</span></a><span class="k2">(</span>display<span class="k2">)</span>
<span class="number"> 52</span>  <span class="k1">return</span> <span class="n">0</span><span class="k2">;</span>
<span class="number"> 53</span><span class="k2">}</span>
</div></div><p>

the first time I call funcion() goes well, but de second goes wrong I try to do this step by step and I think the problem is this line:</p><div class="quote_container"><div class="title">Quote:</div><div class="quote"><p> path = al_get_standard_path(ALLEGRO_RESOURCES_PATH);</p></div></div><p>Maybe I have to do it a diferent way, because here I&#39;m using absolute path, I prefer know to how use relative path but I dont know how implement this</p><p>I try to run the same code with out using all the Path&#39;s things and it&#39;s works but my .ttf has to be in my local path. :/</p><p>thanks, if you dont understand some think ask please<br />and sorry for my bad english.<br />thanks <img src="http://www.allegro.cc/forums/smileys/smiley.gif" alt=":)" />
</p></div>]]>
		</description>
		<author>no-reply@allegro.cc (Angoll)</author>
		<pubDate>Sun, 15 May 2011 20:07:54 +0000</pubDate>
	</item>
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		<description><![CDATA[<div class="mockup v2"><p>First off, decide where you are going to keep your font - ie. :<br />program_directory/font.ttf</p><p>If you are always going to have font.ttf in the same directory as your program, then use ALLEGRO_EXENAME_PATH as the id to <span class="source-code"><a href="http://www.allegro.cc/manual/al_get_standard_path"><span class="a">al_get_standard_path</span></a></span>.</p><div class="source-code"><div class="toolbar"><span class="button numbers"><b>#</b></span><span class="button select">Select</span><span class="button expand">Expand</span></div><div class="inner"><span class="number">  1</span><span class="k1">void</span> FixDirectory<span class="k2">(</span><span class="k2">)</span> <span class="k2">{</span>
<span class="number">  2</span>   ALLEGRO_PATH<span class="k3">*</span> path <span class="k3">=</span> <a href="http://www.allegro.cc/manual/al_get_standard_path"><span class="a">al_get_standard_path</span></a><span class="k2">(</span>ALLEGRO_EXENAME_PATH<span class="k2">)</span><span class="k2">;</span>
<span class="number">  3</span>   <a href="http://www.allegro.cc/manual/al_set_path_filename"><span class="a">al_set_path_filename</span></a><span class="k2">(</span>path , <span class="s">""</span><span class="k2">)</span><span class="k2">;</span>
<span class="number">  4</span>   <a href="http://www.allegro.cc/manual/al_set_path_extension"><span class="a">al_set_path_extension</span></a><span class="k2">(</span>path , <span class="s">""</span><span class="k2">)</span><span class="k2">;</span>
<span class="number">  5</span>   <span class="k1">const</span> <span class="k1">char</span><span class="k3">*</span> cstr <span class="k3">=</span> <a href="http://www.allegro.cc/manual/al_path_cstr"><span class="a">al_path_cstr</span></a><span class="k2">(</span>path , ALLEGRO_NATIVE_PATH_SEP<span class="k2">)</span><span class="k2">;</span>
<span class="number">  6</span>   <a href="http://www.allegro.cc/manual/al_change_directory"><span class="a">al_change_directory</span></a><span class="k2">(</span>cstr<span class="k2">)</span><span class="k2">;</span>
<span class="number">  7</span>   <a href="http://www.allegro.cc/manual/al_destroy_path"><span class="a">al_destroy_path</span></a><span class="k2">(</span>path<span class="k2">)</span><span class="k2">;</span>
<span class="number">  8</span><span class="k2">}</span>
<span class="number">  9</span>
<span class="number"> 10</span><span class="c">// in main</span>
<span class="number"> 11</span>init<span class="k2">(</span><span class="k2">)</span><span class="k2">;</span>
<span class="number"> 12</span>FixDirectory<span class="k2">(</span><span class="k2">)</span><span class="k2">;</span>
<span class="number"> 13</span><a href="http://www.allegro.cc/manual/ALLEGRO_FONT"><span class="a">ALLEGRO_FONT</span></a><span class="k3">*</span> <a href="http://www.allegro.cc/manual/font"><span class="a">font</span></a> <span class="k3">=</span> <a href="http://www.allegro.cc/manual/al_load_font"><span class="a">al_load_font</span></a><span class="k2">(</span><span class="s">"font.ttf"</span> , <span class="n">12</span> , <span class="n">0</span><span class="k2">)</span><span class="k2">;</span>
<span class="number"> 14</span><span class="k1">if</span> <span class="k2">(</span><span class="k3">!</span><a href="http://www.allegro.cc/manual/font"><span class="a">font</span></a><span class="k2">)</span> <span class="k2">{</span><span class="k1">return</span> <span class="n">1</span><span class="k2">;</span><span class="k2">}</span>
<span class="number"> 15</span><span class="c">// use font normally</span>
</div></div><p>

</p><div class="quote_container"><div class="title"><a href="http://www.allegro.cc/forums/thread/607332/917573#target">Angoll</a> said:</div><div class="quote"><p>
the first time I call funcion() goes well, but de second goes wrong I try to do this step by step and I think the problem is this line:
</p></div></div><p>
It doesn&#39;t work the second time because it calls al_shutdown_ttf_addon and al_shutdown_font_addon the first time it is called, so loading fonts will no longer work. You don&#39;t need to call any shutdown functions directly, as Allegro will do it for you. You&#39;re only responsible for destroying any objects you create.
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		</description>
		<author>no-reply@allegro.cc (Edgar Reynaldo)</author>
		<pubDate>Mon, 16 May 2011 01:29:01 +0000</pubDate>
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