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authorneodarz <neodarz@neodarz.net>2018-08-11 20:21:34 +0200
committerneodarz <neodarz@neodarz.net>2018-08-11 20:21:34 +0200
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+<hr><h1>texture_blend.cpp</h1><a href="texture__blend_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001
+00007 <font class="comment">/* Copyright, 2000, 2001 Nevrax Ltd.</font>
+00008 <font class="comment"> *</font>
+00009 <font class="comment"> * This file is part of NEVRAX NEL.</font>
+00010 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
+00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
+00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
+00013 <font class="comment"> * any later version.</font>
+00014 <font class="comment"></font>
+00015 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
+00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
+00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
+00018 <font class="comment"> * General Public License for more details.</font>
+00019 <font class="comment"></font>
+00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
+00021 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
+00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
+00023 <font class="comment"> * MA 02111-1307, USA.</font>
+00024 <font class="comment"> */</font>
+00025
+00026 <font class="preprocessor">#include "<a class="code" href="std3d_8h.html">std3d.h</a>"</font>
+00027
+00028 <font class="preprocessor">#include "<a class="code" href="texture__blend_8h.html">3d/texture_blend.h</a>"</font>
+00029 <font class="preprocessor">#include "<a class="code" href="common_8h.html">nel/misc/common.h</a>"</font>
+00030
+00031 <font class="keyword">namespace </font>NL3D {
+00032
+00033
+00034
+<a name="l00035"></a><a class="code" href="classNL3D_1_1CTextureBlend.html#a1">00035</a> CTextureBlend::CTextureBlend() : _BlendFactor(0), _SharingEnabled(true)
+00036 {
+00037 }
+00038
+00039
+00040 <font class="comment">//************************************************************************</font>
+<a name="l00041"></a><a class="code" href="classNL3D_1_1CTextureBlend.html#z828_0">00041</a> <font class="keywordtype">bool</font> CTextureBlend::supportSharing()<font class="keyword"> const</font>
+00042 <font class="keyword"></font>{
+00043 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CTextureBlend.html#o1">_BlendTex</a>[0] &amp;&amp; <a class="code" href="classNL3D_1_1CTextureBlend.html#o1">_BlendTex</a>[0]-&gt;supportSharing()
+00044 &amp;&amp; <a class="code" href="classNL3D_1_1CTextureBlend.html#o1">_BlendTex</a>[1] &amp;&amp; <a class="code" href="classNL3D_1_1CTextureBlend.html#o1">_BlendTex</a>[1]-&gt;supportSharing();
+00045 }
+00046
+00047 <font class="comment">//************************************************************************</font>
+<a name="l00048"></a><a class="code" href="classNL3D_1_1CTextureBlend.html#z828_1">00048</a> std::string CTextureBlend::getShareName()<font class="keyword"> const</font>
+00049 <font class="keyword"></font>{
+00050 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CTextureBlend.html#z828_0">supportSharing</a>());
+00051 <font class="keywordtype">char</font> fmt[1024];
+00052 <a class="code" href="namespaceNLMISC.html#a211">NLMISC::smprintf</a>(fmt, 1024, <font class="stringliteral">"BlendTex0:%s:BlendTex1:%s:blendFactor:%d"</font>,
+00053 <a class="code" href="classNL3D_1_1CTextureBlend.html#o1">_BlendTex</a>[0]-&gt;<a class="code" href="classNL3D_1_1CTextureBlend.html#z828_1">getShareName</a>().c_str(), <a class="code" href="classNL3D_1_1CTextureBlend.html#o1">_BlendTex</a>[1]-&gt;<a class="code" href="classNL3D_1_1CTextureBlend.html#z828_1">getShareName</a>().c_str(),
+00054 (uint) <a class="code" href="classNL3D_1_1CTextureBlend.html#o0">_BlendFactor</a>
+00055 );
+00056 <font class="keywordflow">return</font> fmt;
+00057 }
+00058
+00059
+00060 <font class="comment">//************************************************************************</font>
+<a name="l00061"></a><a class="code" href="classNL3D_1_1CTextureBlend.html#z828_2">00061</a> <font class="keywordtype">void</font> CTextureBlend::enableSharing(<font class="keywordtype">bool</font> enabled <font class="comment">/*= false*/</font>)
+00062 {
+00063 <a class="code" href="classNL3D_1_1CTextureBlend.html#o2">_SharingEnabled</a> = enabled;
+00064 }
+00065
+00066
+00067 <font class="comment">//************************************************************************</font>
+<a name="l00068"></a><a class="code" href="classNL3D_1_1CTextureBlend.html#a8">00068</a> <font class="keywordtype">void</font> CTextureBlend::release()
+00069 {
+00070 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CTextureBlend.html#o1">_BlendTex</a>[0] &amp;&amp; <a class="code" href="classNL3D_1_1CTextureBlend.html#o1">_BlendTex</a>[0]-&gt;getReleasable()) <a class="code" href="classNL3D_1_1CTextureBlend.html#o1">_BlendTex</a>[0]-&gt;release();
+00071 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CTextureBlend.html#o1">_BlendTex</a>[1] &amp;&amp; <a class="code" href="classNL3D_1_1CTextureBlend.html#o1">_BlendTex</a>[1]-&gt;getReleasable()) <a class="code" href="classNL3D_1_1CTextureBlend.html#o1">_BlendTex</a>[1]-&gt;release();
+00072 ITexture::release();
+00073 }
+00074
+00075 <font class="comment">//************************************************************************</font>
+<a name="l00076"></a><a class="code" href="classNL3D_1_1CTextureBlend.html#a5">00076</a> <font class="keywordtype">bool</font> CTextureBlend::setBlendFactor(uint16 factor)
+00077 {
+00078 <a class="code" href="debug_8h.html#a6">nlassert</a>(factor &lt;= 256);
+00079 <font class="keywordflow">if</font> (factor != <a class="code" href="classNL3D_1_1CTextureBlend.html#o0">_BlendFactor</a>)
+00080 {
+00081 <a class="code" href="classNL3D_1_1CTextureBlend.html#o0">_BlendFactor</a> = factor;
+00082 <a class="code" href="classNL3D_1_1ITexture.html#a0">touch</a>(); <font class="comment">// need to recompute blending</font>
+00083 <font class="keywordflow">return</font> <font class="keyword">true</font>;
+00084 }
+00085 <font class="keywordflow">return</font> <font class="keyword">false</font>;
+00086 }
+00087
+00088
+00089 <font class="comment">//************************************************************************</font>
+<a name="l00090"></a><a class="code" href="classNL3D_1_1CTextureBlend.html#a2">00090</a> <font class="keywordtype">void</font> CTextureBlend::setBlendTexture(uint <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>, ITexture *tex)
+00091 {
+00092 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a> &lt; 2);
+00093 <font class="keywordflow">if</font> (tex != <a class="code" href="classNL3D_1_1CTextureBlend.html#o1">_BlendTex</a>[<a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>])
+00094 {
+00095 <a class="code" href="classNL3D_1_1CTextureBlend.html#o1">_BlendTex</a>[<a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>] = tex;
+00096 <a class="code" href="classNL3D_1_1ITexture.html#a0">touch</a>(); <font class="comment">// need to recompute blending</font>
+00097 }
+00098 }
+00099
+00100
+00101 <font class="comment">//************************************************************************</font>
+<a name="l00102"></a><a class="code" href="classNL3D_1_1CTextureBlend.html#a7">00102</a> <font class="keywordtype">void</font> CTextureBlend::doGenerate()
+00103 {
+00104 <font class="keywordflow">if</font> (!<a class="code" href="classNL3D_1_1CTextureBlend.html#o1">_BlendTex</a>[0] || !<a class="code" href="classNL3D_1_1CTextureBlend.html#o1">_BlendTex</a>[1])
+00105 {
+00106 <a class="code" href="classNLMISC_1_1CBitmap.html#a3">makeDummy</a>();
+00107 <font class="keywordflow">return</font>;
+00108 }
+00109
+00110 <a class="code" href="classNL3D_1_1CTextureBlend.html#o1">_BlendTex</a>[0]-&gt;generate();
+00111 <a class="code" href="classNL3D_1_1CTextureBlend.html#o1">_BlendTex</a>[1]-&gt;generate();
+00112 this-&gt;<a class="code" href="classNLMISC_1_1CBitmap.html#c0">blend</a>(*<a class="code" href="classNL3D_1_1CTextureBlend.html#o1">_BlendTex</a>[0], *<a class="code" href="classNL3D_1_1CTextureBlend.html#o1">_BlendTex</a>[1], <a class="code" href="classNL3D_1_1CTextureBlend.html#o0">_BlendFactor</a>);
+00113 }
+00114
+00115
+00116 <font class="comment">//************************************************************************</font>
+<a name="l00117"></a><a class="code" href="classNL3D_1_1CTextureBlend.html#a9">00117</a> <font class="keywordtype">void</font> CTextureBlend::serial(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &amp;f) <font class="keywordflow">throw</font>(NLMISC::EStream)
+00118 {
+00119 f.serialVersion(0);
+00120 ITexture::serial(f);
+00121 <font class="keywordflow">for</font> (uint k = 0; k &lt; 2; ++k)
+00122 {
+00123 ITexture *tex = NULL;
+00124 <font class="keywordflow">if</font> (f.isReading())
+00125 {
+00126 f.serialPolyPtr(tex);
+00127 _BlendTex[k] = tex;
+00128 touch();
+00129 }
+00130 <font class="keywordflow">else</font>
+00131 {
+00132 tex = _BlendTex[k];
+00133 f.serialPolyPtr(tex);
+00134 }
+00135 }
+00136 f.serial(_SharingEnabled, _BlendFactor);
+00137 }
+00138
+00139 } <font class="comment">// NL3D</font>
+</pre></div>
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