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<hr><h1>vegetable_blend_layer_model.cpp</h1><a href="vegetable__blend__layer__model_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="vegetable__blend__layer__model_8h.html">3d/vegetable_blend_layer_model.h</a>"</font>
00029 <font class="preprocessor">#include "<a class="code" href="vegetable__manager_8h.html">3d/vegetable_manager.h</a>"</font>
00030 <font class="preprocessor">#include "<a class="code" href="vegetable__sort__block_8h.html">3d/vegetable_sort_block.h</a>"</font>
00031 <font class="preprocessor">#include "<a class="code" href="render__trav_8h.html">3d/render_trav.h</a>"</font>
00032 <font class="preprocessor">#include "<a class="code" href="clip__trav_8h.html">3d/clip_trav.h</a>"</font>
00033 <font class="preprocessor">#include "<a class="code" href="debug_8h.html">nel/misc/debug.h</a>"</font>
00034 <font class="preprocessor">#include "<a class="code" href="hierarchical__timer_8h.html">nel/misc/hierarchical_timer.h</a>"</font>
00035 
00036 
00037 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC;
00038 
00039 <font class="keyword">namespace </font>NL3D {
00040 
00041 
00042 <font class="comment">// ***************************************************************************</font>
<a name="l00043"></a><a class="code" href="classNL3D_1_1CVegetableBlendLayerModel.html#d0">00043</a> <font class="keywordtype">void</font>    CVegetableBlendLayerModel::registerBasic()
00044 {
00045         CMOT::registerModel(<a class="code" href="namespaceNL3D.html#a278">VegetableBlendLayerModelId</a>, <a class="code" href="namespaceNL3D.html#a276">TransformId</a>, CVegetableBlendLayerModel::creator);
00046         CMOT::registerObs(<a class="code" href="namespaceNL3D.html#a232">RenderTravId</a>, <a class="code" href="namespaceNL3D.html#a278">VegetableBlendLayerModelId</a>, CVegetableBlendLayerRenderObs::creator);
00047         CMOT::registerObs(<a class="code" href="namespaceNL3D.html#a25">ClipTravId</a>, <a class="code" href="namespaceNL3D.html#a278">VegetableBlendLayerModelId</a>, CVegetableBlendLayerClipObs::creator);
00048 }
00049 
00050 
00051 <font class="comment">// ***************************************************************************</font>
<a name="l00052"></a><a class="code" href="classNL3D_1_1CVegetableBlendLayerModel.html#b0">00052</a> CVegetableBlendLayerModel::CVegetableBlendLayerModel()
00053 {
00054         <a class="code" href="classNL3D_1_1CVegetableBlendLayerModel.html#m0">VegetableManager</a>= NULL;
00055 
00056         <font class="comment">// The model must always be renderer in transparency pass only.</font>
00057         <a class="code" href="classNL3D_1_1CTransform.html#a0">setTransparency</a>(<font class="keyword">true</font>);
00058         <a class="code" href="classNL3D_1_1CTransform.html#a1">setOpacity</a>(<font class="keyword">false</font>);
00059 
00060         <font class="comment">// The model is of course renderable</font>
00061         CTransform::setIsRenderable(<font class="keyword">true</font>);
00062 }
00063 
00064 
00065 <font class="comment">// ***************************************************************************</font>
<a name="l00066"></a><a class="code" href="classNL3D_1_1CVegetableBlendLayerModel.html#a0">00066</a> <font class="keywordtype">void</font>    CVegetableBlendLayerModel::initModel()
00067 {
00068         CTransform::initModel();
00069 
00070         <a class="code" href="classNL3D_1_1CVegetableBlendLayerModel.html#n0">_HrcObs</a>= safe_cast&lt;CTransformHrcObs     *&gt;(<a class="code" href="classNL3D_1_1IModel.html#b3">getObs</a>(<a class="code" href="namespaceNL3D.html#a41">HrcTravId</a>));
00071 }
00072 
00073 
00074 <font class="comment">// ***************************************************************************</font>
<a name="l00075"></a><a class="code" href="classNL3D_1_1CVegetableBlendLayerModel.html#a1">00075</a> <font class="keywordtype">void</font>    CVegetableBlendLayerModel::setWorldPos(<font class="keyword">const</font> CVector &amp;pos)
00076 {
00077         <font class="comment">// setup directly in the hrcObs the local matrix.</font>
00078         <a class="code" href="classNL3D_1_1CVegetableBlendLayerModel.html#n0">_HrcObs</a>-&gt;LocalMatrix.setPos(pos);
00079 
00080         <font class="comment">// setup directly in the hrcObs the world matrix.</font>
00081         <a class="code" href="classNL3D_1_1CVegetableBlendLayerModel.html#n0">_HrcObs</a>-&gt;WorldMatrix.setPos(pos);
00082         
00083 }
00084 
00085 
00086 <font class="comment">// ***************************************************************************</font>
<a name="l00087"></a><a class="code" href="classNL3D_1_1CVegetableBlendLayerModel.html#c0">00087</a> <font class="keywordtype">void</font>    CVegetableBlendLayerModel::render(IDriver *driver)
00088 {
00089         <a class="code" href="hierarchical__timer_8h.html#a4">H_AUTO</a>( NL3D_Vegetable_Render );
00090 
00091         <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CVegetableBlendLayerModel.html#m0">VegetableManager</a>);
00092 
00093         <font class="keywordflow">if</font>(<a class="code" href="classNL3D_1_1CVegetableBlendLayerModel.html#m1">SortBlocks</a>.size()==0)
00094                 <font class="keywordflow">return</font>;
00095 
00096         <font class="comment">// Setup VegetableManager renderState (like pre-setuped material)</font>
00097         <font class="comment">//==================</font>
00098         <a class="code" href="classNL3D_1_1CVegetableBlendLayerModel.html#m0">VegetableManager</a>-&gt;setupRenderStateForBlendLayerModel(driver);
00099 
00100 
00101         <font class="comment">// Render SortBlocks of this layer</font>
00102         <font class="comment">//==================</font>
00103         uint    rdrPass= <a class="code" href="vegetable__def_8h.html#a5">NL3D_VEGETABLE_RDRPASS_UNLIT_2SIDED_ZSORT</a>;
00104 
00105         <font class="comment">// first time, activate the hard VB.</font>
00106         <font class="keywordtype">bool</font>    precVBHardMode= <font class="keyword">true</font>;
00107         CVegetableVBAllocator   *vbAllocator= &amp;<a class="code" href="classNL3D_1_1CVegetableBlendLayerModel.html#m0">VegetableManager</a>-&gt;getVBAllocatorForRdrPassAndVBHardMode(rdrPass, 1);
00108         vbAllocator-&gt;activate();
00109 
00110         <font class="comment">// profile</font>
00111         CPrimitiveProfile       ppIn, ppOut;
00112         driver-&gt;profileRenderedPrimitives(ppIn, ppOut);
00113         uint    precNTriRdr= ppOut.NTriangles;
00114 
00115         <font class="comment">// render from back to front the list setuped in CVegetableManager::render()</font>
00116         <font class="keywordflow">for</font>(uint i=0; i&lt;<a class="code" href="classNL3D_1_1CVegetableBlendLayerModel.html#m1">SortBlocks</a>.size();i++)
00117         {
00118                 CVegetableSortBlock     *ptrSortBlock= <a class="code" href="classNL3D_1_1CVegetableBlendLayerModel.html#m1">SortBlocks</a>[i];
00119 
00120                 <font class="comment">// change of VertexBuffer (soft / hard) if needed.</font>
00121                 <font class="keywordflow">if</font>(ptrSortBlock-&gt;ZSortHardMode != precVBHardMode)
00122                 {
00123                         <font class="comment">// setup new VB for hardMode.</font>
00124                         CVegetableVBAllocator   *vbAllocator= &amp;<a class="code" href="classNL3D_1_1CVegetableBlendLayerModel.html#m0">VegetableManager</a>-&gt;getVBAllocatorForRdrPassAndVBHardMode(rdrPass, ptrSortBlock-&gt;ZSortHardMode);
00125                         vbAllocator-&gt;activate();
00126                         <font class="comment">// prec.</font>
00127                         precVBHardMode= ptrSortBlock-&gt;ZSortHardMode;
00128                 }
00129 
00130                 <font class="comment">// render him. we are sure that size &gt; 0, because tested before.</font>
00131                 driver-&gt;renderSimpleTriangles(
00132                         ptrSortBlock-&gt;_SortedTriangleIndices[ptrSortBlock-&gt;_QuadrantId], 
00133                         ptrSortBlock-&gt;_NTriangles);
00134         }
00135 
00136         <font class="comment">// add number of triangles rendered with vegetable manager.</font>
00137         driver-&gt;profileRenderedPrimitives(ppIn, ppOut);
00138         <a class="code" href="classNL3D_1_1CVegetableBlendLayerModel.html#m0">VegetableManager</a>-&gt;_NumVegetableFaceRendered+= ppOut.NTriangles-precNTriRdr;
00139 
00140 
00141         <font class="comment">// refresh list now!</font>
00142         <font class="comment">// We must do it here, because if CVegetableManager::render() is no more called (eg: disabled),</font>
00143         <font class="comment">// then the blend layers models must do nothing.</font>
00144         <a class="code" href="classNL3D_1_1CVegetableBlendLayerModel.html#m1">SortBlocks</a>.clear();
00145 
00146 
00147         <font class="comment">// Reset RenderState.</font>
00148         <font class="comment">//==================</font>
00149         <a class="code" href="classNL3D_1_1CVegetableBlendLayerModel.html#m0">VegetableManager</a>-&gt;exitRenderStateForBlendLayerModel(driver);
00150 
00151 }
00152 
00153 
00154 <font class="comment">// ***************************************************************************</font>
<a name="l00155"></a><a class="code" href="classNL3D_1_1CVegetableBlendLayerRenderObs.html#a0">00155</a> <font class="keywordtype">void</font>    CVegetableBlendLayerRenderObs::traverse(IObs *caller)
00156 {
00157         CRenderTrav             *rTrav= safe_cast&lt;CRenderTrav*&gt;(Trav);
00158         safe_cast&lt;CVegetableBlendLayerModel*&gt;(Model)-&gt;render(rTrav-&gt;getDriver());
00159 }
00160 
00161 
00162 } <font class="comment">// NL3D</font>
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