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doxygen="_cgi:http://www.nevrax.org/cgi-bin/nel-search.cgi" href="http://www.nevrax.org/cgi-bin/nel-search.cgi">Search</a> </center> +<hr><h1>mesh_instance.cpp</h1><a href="mesh__instance_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 +00007 <font class="comment">/* Copyright, 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="mesh__instance_8h.html">3d/mesh_instance.h</a>"</font> +00029 <font class="preprocessor">#include "<a class="code" href="mesh_8h.html">3d/mesh.h</a>"</font> +00030 <font class="preprocessor">#include "<a class="code" href="skeleton__model_8h.html">3d/skeleton_model.h</a>"</font> +00031 <font class="preprocessor">#include <list></font> +00032 +00033 <font class="keyword">using</font> <font class="keyword">namespace </font>std; +00034 +00035 <font class="keyword">namespace </font>NL3D +00036 { +00037 +00038 <font class="comment">// ***************************************************************************</font> +<a name="l00039"></a><a class="code" href="classNL3D_1_1CMeshInstance.html#b0">00039</a> CMeshInstance::CMeshInstance() +00040 { +00041 <font class="comment">// LoadBalancing is not usefull for Mesh, because meshs cannot be reduced in faces.</font> +00042 <font class="comment">// Override CTransformShape state.</font> +00043 CTransform::setIsLoadbalancable(<font class="keyword">false</font>); +00044 } +00045 +00046 <font class="comment">// ***************************************************************************</font> +<a name="l00047"></a><a class="code" href="classNL3D_1_1CMeshInstance.html#b1">00047</a> CMeshInstance::~CMeshInstance() +00048 { +00049 <font class="comment">// Auto detach me from skeleton. Must do it here, not in ~CTransform().</font> +00050 <font class="keywordflow">if</font>(_FatherSkeletonModel) +00051 { +00052 <font class="comment">// detach me from the skeleton.</font> +00053 <font class="comment">// Observers hierarchy is modified.</font> +00054 <a class="code" href="classNL3D_1_1CTransform.html#z851_7">_FatherSkeletonModel</a>->detachSkeletonSon(<font class="keyword">this</font>); +00055 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CTransform.html#z851_7">_FatherSkeletonModel</a>==NULL); +00056 } +00057 } +00058 +00059 +00060 <font class="comment">// ***************************************************************************</font> +<a name="l00061"></a><a class="code" href="classNL3D_1_1CMeshInstance.html#d0">00061</a> <font class="keywordtype">void</font> CMeshInstance::registerBasic() +00062 { +00063 CMOT::registerModel(<a class="code" href="namespaceNL3D.html#a141">MeshInstanceId</a>, <a class="code" href="namespaceNL3D.html#a140">MeshBaseInstanceId</a>, CMeshInstance::creator); +00064 } +00065 +00066 <font class="comment">// ***************************************************************************</font> +<a name="l00067"></a><a class="code" href="classNL3D_1_1CMeshInstance.html#z588_1">00067</a> <font class="keywordtype">void</font> CMeshInstance::setApplySkin(<font class="keywordtype">bool</font> state) +00068 { +00069 <font class="comment">// Call parents method</font> +00070 CMeshBaseInstance::setApplySkin (state); +00071 +00072 <font class="comment">// Get a pointer on the shape</font> +00073 <a class="code" href="classNL3D_1_1CMeshInstance.html#l0">CMesh</a> *pMesh = NLMISC::safe_cast<CMesh *>((IShape*)<a class="code" href="classNL3D_1_1CTransformShape.html#m0">Shape</a>); +00074 +00075 <font class="comment">// Recompute the id</font> +00076 <font class="keywordflow">if</font> (state) +00077 { +00078 pMesh->computeBonesId (<a class="code" href="classNL3D_1_1CTransform.html#z851_7">_FatherSkeletonModel</a>); +00079 } +00080 +00081 <font class="comment">// update the skeleton usage according to the mesh.</font> +00082 pMesh->updateSkeletonUsage(<a class="code" href="classNL3D_1_1CTransform.html#z851_7">_FatherSkeletonModel</a>, state); +00083 } +00084 +00085 +00086 <font class="comment">// ***************************************************************************</font> +<a name="l00087"></a><a class="code" href="classNL3D_1_1CMeshInstance.html#z588_2">00087</a> <font class="keyword">const</font> std::vector<sint32> *CMeshInstance::getSkinBoneUsage()<font class="keyword"> const</font> +00088 <font class="keyword"></font>{ +00089 <font class="comment">// Get a pointer on the shape</font> +00090 <a class="code" href="classNL3D_1_1CMeshInstance.html#l0">CMesh</a> *pMesh = NLMISC::safe_cast<CMesh *>((IShape*)<a class="code" href="classNL3D_1_1CTransformShape.html#m0">Shape</a>); +00091 +00092 <font class="comment">// Recompute the id</font> +00093 pMesh->computeBonesId (<a class="code" href="classNL3D_1_1CTransform.html#z851_7">_FatherSkeletonModel</a>); +00094 +00095 <font class="comment">// get ids.</font> +00096 <font class="keywordflow">return</font> &pMesh->getMeshGeom().getSkinBoneUsage(); +00097 } +00098 +00099 +00100 <font class="comment">// ***************************************************************************</font> +<a name="l00101"></a><a class="code" href="classNL3D_1_1CMeshInstance.html#z588_0">00101</a> <font class="keywordtype">bool</font> CMeshInstance::isSkinnable()<font class="keyword"> const</font> +00102 <font class="keyword"></font>{ +00103 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CTransformShape.html#m0">Shape</a>==NULL) +00104 <font class="keywordflow">return</font> <font class="keyword">false</font>; +00105 +00106 <font class="comment">// Get a pointer on the shape</font> +00107 <a class="code" href="classNL3D_1_1CMeshInstance.html#l0">CMesh</a> *pMesh = NLMISC::safe_cast<CMesh *>((IShape*)<a class="code" href="classNL3D_1_1CTransformShape.html#m0">Shape</a>); +00108 +00109 <font class="comment">// true if the mesh is skinned</font> +00110 <font class="keywordflow">return</font> pMesh->getMeshGeom().isSkinned(); +00111 } +00112 +00113 +00114 <font class="comment">// ***************************************************************************</font> +<a name="l00115"></a><a class="code" href="classNL3D_1_1CMeshInstance.html#z588_3">00115</a> <font class="keywordtype">void</font> CMeshInstance::renderSkin(<font class="keywordtype">float</font> alphaMRM) +00116 { +00117 <font class="comment">// Don't setup lighting or matrix in Skin. Done by the skeleton</font> +00118 +00119 <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CTransformShape.html#m0">Shape</a> && <a class="code" href="classNL3D_1_1CTransform.html#a9">getVisibility</a>() != CHrcTrav::Hide) +00120 { +00121 <font class="comment">// Get a pointer on the shape</font> +00122 <a class="code" href="classNL3D_1_1CMeshInstance.html#l0">CMesh</a> *pMesh = NLMISC::safe_cast<CMesh *>((IShape*)<a class="code" href="classNL3D_1_1CTransformShape.html#m0">Shape</a>); +00123 +00124 <font class="comment">// render the meshGeom</font> +00125 CMeshGeom &meshGeom= const_cast<CMeshGeom&>(pMesh->getMeshGeom ()); +00126 meshGeom.renderSkin( <font class="keyword">this</font>, alphaMRM ); +00127 } +00128 } +00129 +00130 +00131 } <font class="comment">// NL3D</font> +</pre></div> + +<!-- footer --> +<BR><FONT Size=+5> </FONT> +</TD> +<TD WIDTH=15><IMG SRC=http://www.nevrax.org/inc/img/pixel.gif WIDTH=15 HEIGHT=15 BORDER=0 ALT=""></TD> +</TR> +</TABLE> +</BODY> +</HTML> |