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<hr><h1>cloud.cpp</h1><a href="cloud_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 
00007 <font class="comment">/* Copyright, 2002 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 <font class="preprocessor">#include "<a class="code" href="material_8h.html">3d/material.h</a>"</font>
00028 <font class="preprocessor">#include "<a class="code" href="cloud_8h.html">cloud.h</a>"</font>
00029 <font class="preprocessor">#include "<a class="code" href="cloud__scape_8h.html">cloud_scape.h</a>"</font>
00030 <font class="preprocessor">#include "<a class="code" href="noise__3d_8h.html">noise_3d.h</a>"</font>
00031 <font class="preprocessor">#include "<a class="code" href="scissor_8h.html">nel/3d/scissor.h</a>"</font>
00032 <font class="preprocessor">#include "<a class="code" href="viewport_8h.html">nel/3d/viewport.h</a>"</font>
00033 <font class="preprocessor">#include "<a class="code" href="driver_8h.html">3d/driver.h</a>"</font>
00034 
00035 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC;
00036 
00037 <font class="keyword">namespace </font>NL3D
00038 {
00039 
00040 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
<a name="l00041"></a><a class="code" href="classNL3D_1_1CCloud.html#a0">00041</a> CCloud::CCloud (CCloudScape *pCloudScape)
00042 {
00043         <a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a> = pCloudScape;
00044         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a> = <a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;_Driver;
00045         <a class="code" href="classNL3D_1_1CCloud.html#m4">CloudPower</a> = 255; <font class="comment">// Max Power</font>
00046         <a class="code" href="classNL3D_1_1CCloud.html#m6">LastCloudPower</a> = 255;
00047         <a class="code" href="classNL3D_1_1CCloud.html#m5">CloudDistAtt</a> = 0;
00048         <a class="code" href="classNL3D_1_1CCloud.html#m2">CloudDiffuse</a> = CRGBA(255,255,255,255);
00049         <a class="code" href="classNL3D_1_1CCloud.html#m3">CloudAmbient</a> = CRGBA(120,140,160,255);
00050         <a class="code" href="classNL3D_1_1CCloud.html#o22">_WaitState</a> = 0;
00051         <a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a> = 0;
00052         <a class="code" href="classNL3D_1_1CCloud.html#o19">_OldBillSize</a> = 0;
00053         <a class="code" href="classNL3D_1_1CCloud.html#o10">_UStart</a> = <a class="code" href="classNL3D_1_1CCloud.html#o11">_VStart</a> = <a class="code" href="classNL3D_1_1CCloud.html#o12">_WStart</a> = NULL;
00054 }
00055 
00056 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
<a name="l00057"></a><a class="code" href="classNL3D_1_1CCloud.html#a1">00057</a> CCloud::~CCloud()
00058 {
00059         <font class="keyword">delete</font> <a class="code" href="classNL3D_1_1CCloud.html#o10">_UStart</a>;
00060         <font class="keyword">delete</font> <a class="code" href="classNL3D_1_1CCloud.html#o11">_VStart</a>;
00061         <font class="keyword">delete</font> <a class="code" href="classNL3D_1_1CCloud.html#o12">_WStart</a>;
00062 }
00063 
00064 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
<a name="l00065"></a><a class="code" href="classNL3D_1_1CCloud.html#a2">00065</a> <font class="keywordtype">void</font> CCloud::init (uint32 nVoxelW, uint32 nVoxelH, uint32 nVoxelD, <font class="keywordtype">float</font> rBaseFreq, uint32 nNbOctave)
00066 {
00067         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CCloud.html#o10">_UStart</a> != NULL)
00068                 <font class="keywordflow">return</font>;
00069         
00070         <a class="code" href="classNL3D_1_1CCloud.html#o8">_BaseFreq</a> = rBaseFreq;
00071         <a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a> = 0;
00072         <a class="code" href="classNL3D_1_1CCloud.html#o19">_OldBillSize</a> = 0;
00073 
00074         <a class="code" href="classNL3D_1_1CCloud.html#o9">_NbOctave</a> = nNbOctave;
00075         <a class="code" href="classNL3D_1_1CCloud.html#o10">_UStart</a> = <font class="keyword">new</font> <font class="keywordtype">double</font>[<a class="code" href="classNL3D_1_1CCloud.html#o9">_NbOctave</a>];
00076         <a class="code" href="classNL3D_1_1CCloud.html#o11">_VStart</a> = <font class="keyword">new</font> <font class="keywordtype">double</font>[<a class="code" href="classNL3D_1_1CCloud.html#o9">_NbOctave</a>];
00077         <a class="code" href="classNL3D_1_1CCloud.html#o12">_WStart</a> = <font class="keyword">new</font> <font class="keywordtype">double</font>[<a class="code" href="classNL3D_1_1CCloud.html#o9">_NbOctave</a>];
00078 
00079         uint32 i;
00080         <font class="keywordflow">for</font> (i = 0; i &lt; <a class="code" href="classNL3D_1_1CCloud.html#o9">_NbOctave</a>; ++i)
00081         {
00082                 <a class="code" href="classNL3D_1_1CCloud.html#o10">_UStart</a>[i] = ((double)rand())/RAND_MAX;
00083                 <a class="code" href="classNL3D_1_1CCloud.html#o11">_VStart</a>[i] = ((double)rand())/RAND_MAX;
00084                 <a class="code" href="classNL3D_1_1CCloud.html#o12">_WStart</a>[i] = ((double)rand())/RAND_MAX;
00085         }
00086 
00087         <a class="code" href="classNL3D_1_1CCloud.html#o0">_Width</a> = <a class="code" href="namespaceNLMISC.html#a223">raiseToNextPowerOf2</a> (nVoxelW);
00088         <a class="code" href="classNL3D_1_1CCloud.html#o1">_Height</a> = <a class="code" href="namespaceNLMISC.html#a223">raiseToNextPowerOf2</a> (nVoxelH);
00089         <a class="code" href="classNL3D_1_1CCloud.html#o2">_Depth</a> = <a class="code" href="namespaceNLMISC.html#a223">raiseToNextPowerOf2</a> (nVoxelD);
00090         uint32 vdpo2 = <a class="code" href="namespaceNLMISC.html#a224">getPowerOf2</a>(<a class="code" href="classNL3D_1_1CCloud.html#o2">_Depth</a>);
00091         <a class="code" href="classNL3D_1_1CCloud.html#o3">_NbW</a> = 1 &lt;&lt; (vdpo2 / 2);
00092         <font class="keywordflow">if</font> ((vdpo2 &amp; 1) != 0)
00093                 <a class="code" href="classNL3D_1_1CCloud.html#o4">_NbH</a> = 2 &lt;&lt; (vdpo2 / 2);
00094         <font class="keywordflow">else</font>
00095                 <a class="code" href="classNL3D_1_1CCloud.html#o4">_NbH</a> = 1 &lt;&lt; (vdpo2 / 2);
00096 
00097         <a class="code" href="classNL3D_1_1CCloud.html#o17">_MemBill</a> = NULL;
00098         <a class="code" href="classNL3D_1_1CCloud.html#o20">_MemOldBill</a> = NULL;
00099 
00100         <font class="keywordtype">float</font> scale = 20.0f + 10.0f*((float)rand())/RAND_MAX;;
00101         <a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a> = scale * <a class="code" href="classNL3D_1_1CCloud.html#o0">_Width</a>/<a class="code" href="classNL3D_1_1CCloud.html#o2">_Depth</a>;
00102         scale = 20.0f + 10.0f*((float)rand())/RAND_MAX;;
00103         <a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a> = scale * <a class="code" href="classNL3D_1_1CCloud.html#o1">_Height</a>/<a class="code" href="classNL3D_1_1CCloud.html#o2">_Depth</a>;
00104         scale = 20.0f + 10.0f*((float)rand())/RAND_MAX;;
00105         <a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a> = scale * <a class="code" href="classNL3D_1_1CCloud.html#o2">_Depth</a>/<a class="code" href="classNL3D_1_1CCloud.html#o2">_Depth</a>;
00106 
00107 }
00108 
00109 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
<a name="l00110"></a><a class="code" href="classNL3D_1_1CCloud.html#a3">00110</a> <font class="keywordtype">void</font> CCloud::generate (CNoise3d &amp;noise)
00111 {
00112         <font class="keywordtype">float</font> dU, dV, dW;
00113         uint32 nOct;
00114         CQuadUV qc;
00115 
00116         <font class="comment">// Setup the matrices view&amp;model, viewport and frustum</font>
00117         <a class="code" href="classNL3D_1_1CCloud.html#c0">setMode2D</a> ();
00118 
00119         <font class="comment">// Clear background</font>
00120         CVertexBuffer &amp;rVB = <a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;_VertexBuffer;
00121         uint32 nVSize = rVB.getVertexSize ();
00122         CVector *pVertices = (CVector*)rVB.getVertexCoordPointer (0);
00123         *pVertices = CVector(0.0f,                              0.0f,                           0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize );
00124         *pVertices = CVector((<font class="keywordtype">float</font>)<a class="code" href="classNL3D_1_1CCloud.html#o3">_NbW</a>*<a class="code" href="classNL3D_1_1CCloud.html#o0">_Width</a>,0.0f,                           0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize );
00125         *pVertices = CVector((<font class="keywordtype">float</font>)<a class="code" href="classNL3D_1_1CCloud.html#o3">_NbW</a>*<a class="code" href="classNL3D_1_1CCloud.html#o0">_Width</a>,(<font class="keywordtype">float</font>)<a class="code" href="classNL3D_1_1CCloud.html#o4">_NbH</a>*<a class="code" href="classNL3D_1_1CCloud.html#o1">_Height</a>,0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize );
00126         *pVertices = CVector(0.0f,                              (<font class="keywordtype">float</font>)<a class="code" href="classNL3D_1_1CCloud.html#o4">_NbH</a>*<a class="code" href="classNL3D_1_1CCloud.html#o1">_Height</a>,0.0f);
00127         <a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;_MatClear.setColor (CRGBA(0,0,0,0));
00128         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a38">activeVertexBuffer</a> (rVB);
00129         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a45">renderQuads</a> (<a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;_MatClear, 0, 1);
00130 
00131         <font class="comment">// Create cloud from noise</font>
00132         <font class="keywordflow">for</font> (nOct = 0; nOct &lt; <a class="code" href="classNL3D_1_1CCloud.html#o9">_NbOctave</a>; ++nOct)
00133         {
00134                 dU = (<a class="code" href="classNL3D_1_1CCloud.html#o8">_BaseFreq</a>*((float)<a class="code" href="classNL3D_1_1CCloud.html#o0">_Width</a>)/noise.getWidth())*(1&lt;&lt;nOct);
00135                 dV = (<a class="code" href="classNL3D_1_1CCloud.html#o8">_BaseFreq</a>*((float)<a class="code" href="classNL3D_1_1CCloud.html#o1">_Height</a>)/noise.getHeight())*(1&lt;&lt;nOct);
00136                 dW = (<a class="code" href="classNL3D_1_1CCloud.html#o8">_BaseFreq</a>*((float)<a class="code" href="classNL3D_1_1CCloud.html#o2">_Depth</a>)/noise.getDepth())*(1&lt;&lt;nOct);
00137 
00138 
00139                 noise.renderGrid (<a class="code" href="classNL3D_1_1CCloud.html#o3">_NbW</a>, <a class="code" href="classNL3D_1_1CCloud.html#o4">_NbH</a>, <a class="code" href="classNL3D_1_1CCloud.html#o0">_Width</a>, <a class="code" href="classNL3D_1_1CCloud.html#o1">_Height</a>, 
00140                                                 (<font class="keywordtype">float</font>)<a class="code" href="classNL3D_1_1CCloud.html#o10">_UStart</a>[nOct], (<font class="keywordtype">float</font>)<a class="code" href="classNL3D_1_1CCloud.html#o11">_VStart</a>[nOct], (<font class="keywordtype">float</font>)<a class="code" href="classNL3D_1_1CCloud.html#o12">_WStart</a>[nOct], dU, dV, dW, 
00141                                                 1.0f/(2&lt;&lt;nOct));
00142 
00143                 <font class="comment">/* This is the same thing as a renderGrid which is optimized to do that </font>
00144 <font class="comment">                qc.Uv0 = CUV((float)_UStart[nOct],              (float)_VStart[nOct]);</font>
00145 <font class="comment">                qc.Uv1 = CUV((float)_UStart[nOct]+dU,   (float)_VStart[nOct]);</font>
00146 <font class="comment">                qc.Uv2 = CUV((float)_UStart[nOct]+dU,   (float)_VStart[nOct]+dV);</font>
00147 <font class="comment">                qc.Uv3 = CUV((float)_UStart[nOct],              (float)_VStart[nOct]+dV);</font>
00148 <font class="comment">                uint32 i,j;</font>
00149 <font class="comment">                for (j = 0; j &lt; _NbH; ++j)</font>
00150 <font class="comment">                {</font>
00151 <font class="comment">                        for (i = 0; i &lt; _NbW; ++i)</font>
00152 <font class="comment">                        {</font>
00153 <font class="comment">                                qc.V0 = CVector((float)i*_Width,                (float)j*_Height,               0.0f);</font>
00154 <font class="comment">                                qc.V1 = CVector((float)(i+1)*_Width,    (float)j*_Height,               0.0f);</font>
00155 <font class="comment">                                qc.V2 = CVector((float)(i+1)*_Width,    (float)(j+1)*_Height,   0.0f);</font>
00156 <font class="comment">                                qc.V3 = CVector((float)i*_Width,                (float)(j+1)*_Height,   0.0f);</font>
00157 <font class="comment">                                noise.render (qc, (float)_WStart[nOct]+dW*(i+(float)j*_NbW)/(((float)_NbW)*_NbH), 1.0f/(2&lt;&lt;nOct));</font>
00158 <font class="comment">                        }</font>
00159 <font class="comment">                }*/</font>
00160                 noise.flush ();
00161         }
00162 
00163         <font class="comment">// Apply attenuation texture (not needed to resetup position again (done when clearing to black))</font>
00164         CUV *pUV = (CUV*)rVB.getTexCoordPointer (0, 0);
00165         pUV-&gt;U = 0.0f;          pUV-&gt;V = 0.0f;          pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00166         pUV-&gt;U = 1.0f;          pUV-&gt;V = 0.0f;          pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00167         pUV-&gt;U = 1.0f;          pUV-&gt;V = 1.0f;          pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00168         pUV-&gt;U = 0.0f;          pUV-&gt;V = 1.0f;
00169         uint8 colpow = (uint8)(255-(((uint32)<a class="code" href="classNL3D_1_1CCloud.html#m4">CloudPower</a>*(255-(uint32)<a class="code" href="classNL3D_1_1CCloud.html#m5">CloudDistAtt</a>)) / 255));
00170         <a class="code" href="classNL3D_1_1CCloud.html#o15">_CloudTexClamp</a>-&gt;ToClamp.setColor (CRGBA(255, 255, 255, colpow));
00171         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a38">activeVertexBuffer</a> (rVB);
00172         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a45">renderQuads</a> (<a class="code" href="classNL3D_1_1CCloud.html#o15">_CloudTexClamp</a>-&gt;ToClamp, 0, 1);
00173 
00174         <font class="comment">// We have generated to the screen the texture cloud so now copy from screen to the texture</font>
00175         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a61">copyFrameBufferToTexture</a> (<a class="code" href="classNL3D_1_1CCloud.html#o14">_CloudTexTmp</a>-&gt;Tex, 0, 0, 0, 0, 0, <a class="code" href="classNL3D_1_1CCloud.html#o0">_Width</a>*<a class="code" href="classNL3D_1_1CCloud.html#o3">_NbW</a>, <a class="code" href="classNL3D_1_1CCloud.html#o1">_Height</a>*<a class="code" href="classNL3D_1_1CCloud.html#o4">_NbH</a>);
00176 
00177         <a class="code" href="classNL3D_1_1CCloud.html#o14">_CloudTexTmp</a>-&gt;Tex-&gt;setFilterMode (ITexture::Nearest, ITexture::NearestMipMapOff);
00178 }
00179 
00180 
00181 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
<a name="l00182"></a><a class="code" href="classNL3D_1_1CCloud.html#a4">00182</a> <font class="keywordtype">void</font> CCloud::light ()
00183 {
00184         uint32 i, j;
00185 
00186         <font class="comment">// Setup the matrices view&amp;model, viewport and frustum</font>
00187         <a class="code" href="classNL3D_1_1CCloud.html#c0">setMode2D</a> ();
00188 
00189         <font class="comment">// Destination position for lighting accumulation buffer from (0, 0) size (_Width, _Height)</font>
00190         CVertexBuffer &amp;rVB = <a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;_VertexBuffer;
00191         uint32 nVSize = rVB.getVertexSize ();
00192         CVector *pVertices = (CVector*)rVB.getVertexCoordPointer (0);
00193         *pVertices = CVector((<font class="keywordtype">float</font>)0.0f,       (<font class="keywordtype">float</font>)0.0f,    0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize );
00194         *pVertices = CVector((<font class="keywordtype">float</font>)<a class="code" href="classNL3D_1_1CCloud.html#o0">_Width</a>,     (<font class="keywordtype">float</font>)0.0f,    0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize );
00195         *pVertices = CVector((<font class="keywordtype">float</font>)<a class="code" href="classNL3D_1_1CCloud.html#o0">_Width</a>,     (<font class="keywordtype">float</font>)<a class="code" href="classNL3D_1_1CCloud.html#o1">_Height</a>, 0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize );
00196         *pVertices = CVector((<font class="keywordtype">float</font>)0.0f,       (<font class="keywordtype">float</font>)<a class="code" href="classNL3D_1_1CCloud.html#o1">_Height</a>, 0.0f);
00197 
00198         <font class="comment">// Clear the screen accumulatorfor lighting</font>
00199         <a class="code" href="classNL3D_1_1CCloud.html#m2">CloudDiffuse</a>.<a class="code" href="classNLMISC_1_1CRGBA.html#m3">A</a> = 255;
00200         <a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;_MatClear.setColor (<a class="code" href="classNL3D_1_1CCloud.html#m2">CloudDiffuse</a>);
00201         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a38">activeVertexBuffer</a> (rVB);
00202         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a45">renderQuads</a> (<a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;_MatClear, 0, 1);
00203 
00204         CUV *pUV;
00205         <font class="comment">// Lighting : render the alpha of one layer into rgb of the screen</font>
00206         <font class="keywordtype">float</font> oneOverNbW = 1.0f/<a class="code" href="classNL3D_1_1CCloud.html#o3">_NbW</a>;
00207         <font class="keywordtype">float</font> oneOverNbH = 1.0f/<a class="code" href="classNL3D_1_1CCloud.html#o4">_NbH</a>;
00208         uint32 previ, prevj;
00209         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a38">activeVertexBuffer</a> (rVB);
00210         <font class="keywordflow">for</font> (j = 0; j &lt; <a class="code" href="classNL3D_1_1CCloud.html#o4">_NbH</a>; ++j)
00211         {
00212                 <font class="keywordflow">for</font> (i = 0; i &lt; <a class="code" href="classNL3D_1_1CCloud.html#o3">_NbW</a>; ++i)
00213                 {
00214                         <font class="comment">// Add the alpha of the previous layer into the RGB of the destination</font>
00215                         <font class="keywordflow">if</font> ((i+j) &gt; 0)
00216                         {
00217                                 <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a14">setColorMask</a> (<font class="keyword">true</font>, <font class="keyword">true</font>, <font class="keyword">true</font>, <font class="keyword">false</font>);
00218                                 pUV = (CUV*)rVB.getTexCoordPointer (0, 0);
00219                                 pUV-&gt;U = previ*oneOverNbW;              pUV-&gt;V = prevj*oneOverNbH;              pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00220                                 pUV-&gt;U = (previ+1)*oneOverNbW;  pUV-&gt;V = prevj*oneOverNbH;              pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00221                                 pUV-&gt;U = (previ+1)*oneOverNbW;  pUV-&gt;V = (prevj+1)*oneOverNbH;  pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00222                                 pUV-&gt;U = previ*oneOverNbW;              pUV-&gt;V = (prevj+1)*oneOverNbH;
00223 
00224                                 <a class="code" href="classNL3D_1_1CCloud.html#o14">_CloudTexTmp</a>-&gt;ToLight.setBlend (<font class="keyword">true</font>);
00225                                 <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a45">renderQuads</a> (<a class="code" href="classNL3D_1_1CCloud.html#o14">_CloudTexTmp</a>-&gt;ToLight, 0, 1);
00226                         }
00227                         <font class="comment">// Replace the alpha of the destination by the alpha of the current layer</font>
00228                         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a14">setColorMask</a> (<font class="keyword">false</font>, <font class="keyword">false</font>, <font class="keyword">false</font>, <font class="keyword">true</font>);
00229 
00230                         pUV = (CUV*)rVB.getTexCoordPointer (0, 0);
00231                         pUV-&gt;U = i*oneOverNbW;          pUV-&gt;V = j*oneOverNbH;          pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00232                         pUV-&gt;U = (i+1)*oneOverNbW;      pUV-&gt;V = j*oneOverNbH;          pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00233                         pUV-&gt;U = (i+1)*oneOverNbW;      pUV-&gt;V = (j+1)*oneOverNbH;      pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00234                         pUV-&gt;U = i*oneOverNbW;          pUV-&gt;V = (j+1)*oneOverNbH;
00235 
00236                         <a class="code" href="classNL3D_1_1CCloud.html#o14">_CloudTexTmp</a>-&gt;ToLight.setBlend (<font class="keyword">false</font>);
00237                         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a45">renderQuads</a> (<a class="code" href="classNL3D_1_1CCloud.html#o14">_CloudTexTmp</a>-&gt;ToLight, 0, 1);
00238 
00239                         <font class="comment">// Copy from accumulator to the texture</font>
00240                         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a61">copyFrameBufferToTexture</a>(<a class="code" href="classNL3D_1_1CCloud.html#o14">_CloudTexTmp</a>-&gt;Tex, 0, i*<a class="code" href="classNL3D_1_1CCloud.html#o0">_Width</a>, j*<a class="code" href="classNL3D_1_1CCloud.html#o1">_Height</a>, 0, 0, <a class="code" href="classNL3D_1_1CCloud.html#o0">_Width</a>, <a class="code" href="classNL3D_1_1CCloud.html#o1">_Height</a>);
00241                         previ = i;
00242                         prevj = j;
00243                 }
00244         }
00245         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a14">setColorMask</a> (<font class="keyword">true</font>, <font class="keyword">true</font>, <font class="keyword">true</font>, <font class="keyword">true</font>);
00246 
00247         <a class="code" href="classNL3D_1_1CCloud.html#o14">_CloudTexTmp</a>-&gt;Tex-&gt;setFilterMode (ITexture::Linear, ITexture::LinearMipMapOff);
00248 }
00249 
00250 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
<a name="l00251"></a><a class="code" href="classNL3D_1_1CCloud.html#a5">00251</a> <font class="keywordtype">void</font> CCloud::reset (<a class="code" href="classNL3D_1_1CCamera.html">NL3D::CCamera</a> *pViewer)
00252 {
00253         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a> != 4)
00254         {
00255                 <a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a> = 4;
00256                 <a class="code" href="classNL3D_1_1CCloud.html#o17">_MemBill</a> = <font class="keyword">new</font> uint8[4*<a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a>*<a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a>];
00257                 <a class="code" href="classNL3D_1_1CCloud.html#o18">_TexBill</a> = <font class="keyword">new</font> CTextureMem (<a class="code" href="classNL3D_1_1CCloud.html#o17">_MemBill</a>, 4*<a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a>*<a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a>, <font class="keyword">true</font>, <font class="keyword">false</font>, <a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a>, <a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a>);
00258                 <a class="code" href="classNL3D_1_1CCloud.html#o18">_TexBill</a>-&gt;setWrapS (ITexture::Clamp);
00259                 <a class="code" href="classNL3D_1_1CCloud.html#o18">_TexBill</a>-&gt;setWrapT (ITexture::Clamp);
00260                 <a class="code" href="classNL3D_1_1CCloud.html#o18">_TexBill</a>-&gt;setFilterMode (ITexture::Linear, ITexture::LinearMipMapOff);
00261                 <a class="code" href="classNL3D_1_1CCloud.html#o18">_TexBill</a>-&gt;generate();
00262                 <a class="code" href="classNL3D_1_1CCloud.html#o18">_TexBill</a>-&gt;setReleasable (<font class="keyword">false</font>);
00263         }
00264         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CCloud.html#o19">_OldBillSize</a> != 4)
00265         {
00266                 <a class="code" href="classNL3D_1_1CCloud.html#o19">_OldBillSize</a> = 4;
00267                 <a class="code" href="classNL3D_1_1CCloud.html#o20">_MemOldBill</a> = <font class="keyword">new</font> uint8[4*<a class="code" href="classNL3D_1_1CCloud.html#o19">_OldBillSize</a>*<a class="code" href="classNL3D_1_1CCloud.html#o19">_OldBillSize</a>];
00268                 <a class="code" href="classNL3D_1_1CCloud.html#o21">_TexOldBill</a> = <font class="keyword">new</font> CTextureMem (<a class="code" href="classNL3D_1_1CCloud.html#o20">_MemOldBill</a>, 4*<a class="code" href="classNL3D_1_1CCloud.html#o19">_OldBillSize</a>*<a class="code" href="classNL3D_1_1CCloud.html#o19">_OldBillSize</a>, <font class="keyword">true</font>, <font class="keyword">false</font>, <a class="code" href="classNL3D_1_1CCloud.html#o19">_OldBillSize</a>, <a class="code" href="classNL3D_1_1CCloud.html#o19">_OldBillSize</a>);
00269                 <a class="code" href="classNL3D_1_1CCloud.html#o21">_TexOldBill</a>-&gt;setWrapS (ITexture::Clamp);
00270                 <a class="code" href="classNL3D_1_1CCloud.html#o21">_TexOldBill</a>-&gt;setWrapT (ITexture::Clamp);
00271                 <a class="code" href="classNL3D_1_1CCloud.html#o21">_TexOldBill</a>-&gt;setFilterMode (ITexture::Linear, ITexture::LinearMipMapOff);
00272                 <a class="code" href="classNL3D_1_1CCloud.html#o21">_TexOldBill</a>-&gt;generate();
00273                 <a class="code" href="classNL3D_1_1CCloud.html#o21">_TexOldBill</a>-&gt;setReleasable (<font class="keyword">false</font>);
00274         }
00275         <a class="code" href="classNL3D_1_1CCloud.html#c0">setMode2D</a> ();
00276 
00277         <font class="comment">// Clear background</font>
00278         CVertexBuffer &amp;rVB = <a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;_VertexBuffer;
00279         uint32 nVSize = rVB.getVertexSize ();
00280         CVector *pVertices = (CVector*)rVB.getVertexCoordPointer (0);
00281         *pVertices = CVector(0.0f, 0.0f, 0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize );
00282         *pVertices = CVector(5.0f, 0.0f, 0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize );
00283         *pVertices = CVector(5.0f, 5.0f, 0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize );
00284         *pVertices = CVector(0.0f, 5.0f, 0.0f);
00285         <a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;_MatClear.setColor (CRGBA(0,0,0,0));
00286         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a38">activeVertexBuffer</a> (rVB);
00287         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a45">renderQuads</a> (<a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;_MatClear, 0, 1);
00288 
00289         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a61">copyFrameBufferToTexture</a> (<a class="code" href="classNL3D_1_1CCloud.html#o18">_TexBill</a>, 0, 0, 0, 0, 0, 4, 4);
00290         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a61">copyFrameBufferToTexture</a> (<a class="code" href="classNL3D_1_1CCloud.html#o21">_TexOldBill</a>, 0, 0, 0, 0, 0, 4, 4);
00291 
00292 <font class="comment">//      CMatrix CamMat = pViewer-&gt;getMatrix();</font>
00293 <font class="comment">//      CVector Viewer = CamMat.getPos();</font>
00294         CVector Viewer = CVector(0,0,0);
00295         CVector Center = CVector (<a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>+<a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>/2, <a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>+<a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>/2, <a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>+<a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>/2);
00296         CVector Size = <a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>;
00297         CVector I, J, K;
00298         <font class="keywordtype">float</font> Left, Right, Top, Bottom, Near, Far;
00299 
00300         <a class="code" href="classNL3D_1_1CCloud.html#c1">calcBill</a> (Viewer, Center, Size, I, J, K, Left, Right, Top, Bottom, Near, Far);
00301 
00302         <a class="code" href="classNL3D_1_1CCloud.html#o25">_BillOldCenter</a> = <a class="code" href="classNL3D_1_1CCloud.html#o24">_BillCenter</a>;
00303         <a class="code" href="classNL3D_1_1CCloud.html#o23">_BillViewer</a> = Viewer;
00304         <a class="code" href="classNL3D_1_1CCloud.html#o24">_BillCenter</a> = Center;
00305 
00306         <a class="code" href="classNL3D_1_1CCloud.html#c1">calcBill</a> (Viewer, Center, Size, I, J, K, Left, Right, Top, Bottom, Near, Far);
00307 
00308         <a class="code" href="classNL3D_1_1CCloud.html#o25">_BillOldCenter</a> = <a class="code" href="classNL3D_1_1CCloud.html#o24">_BillCenter</a>;
00309         <a class="code" href="classNL3D_1_1CCloud.html#o23">_BillViewer</a> = Viewer;
00310         <a class="code" href="classNL3D_1_1CCloud.html#o24">_BillCenter</a> = Center;
00311 
00312 }
00313 
00314 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
<a name="l00315"></a><a class="code" href="classNL3D_1_1CCloud.html#a6">00315</a> <font class="keywordtype">void</font> CCloud::anim (<font class="keywordtype">double</font> dt, <font class="keywordtype">double</font> dt2)
00316 {
00317         <font class="keywordflow">for</font> (uint32 nOct = 0; nOct &lt; <a class="code" href="classNL3D_1_1CCloud.html#o9">_NbOctave</a>; ++nOct)
00318         {
00319                 <a class="code" href="classNL3D_1_1CCloud.html#o10">_UStart</a>[nOct] += dt*(1&lt;&lt;nOct) / 5000.0;
00320                 <a class="code" href="classNL3D_1_1CCloud.html#o11">_VStart</a>[nOct] += dt*(1&lt;&lt;nOct) / 5000.0;
00321                 <a class="code" href="classNL3D_1_1CCloud.html#o12">_WStart</a>[nOct] += dt*(1&lt;&lt;nOct) / 5000.0;
00322         }
00323         <font class="comment">//_Pos.x += dt2;</font>
00324         <font class="comment">//Time += dt2;</font>
00325 }
00326 
00327 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
<a name="l00328"></a><a class="code" href="classNL3D_1_1CCloud.html#a7">00328</a> <font class="keywordtype">void</font> CCloud::disp ()
00329 {
00330         CQuadUV qc;
00331         qc.Uv0 = CUV(0.0f, 0.0f);
00332         qc.Uv1 = CUV(1.0f, 0.0f);
00333         qc.Uv2 = CUV(1.0f, 1.0f);
00334         qc.Uv3 = CUV(0.0f, 1.0f);
00335 
00337         CScissor <a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>;
00338         <a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>.initFullScreen();
00339         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a52">setupScissor</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>);
00340         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a51">setupViewport</a> (CViewport());
00341         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a23">setFrustum</a> (0.0f, 1.0f, 0.0f, 1.0f, -1.0f, 1.0f, <font class="keyword">false</font>);
00342         CVector         I(1,0,0);
00343         CVector         J(0,0,1);
00344         CVector         K(0,-1,0);
00345         CMatrix ViewMatrix;
00346         ViewMatrix.identity();
00347         ViewMatrix.setRot(I,J,K, <font class="keyword">true</font>);
00348         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a24">setupViewMatrix</a>(ViewMatrix);
00349         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a26">setupModelMatrix</a>(CMatrix::Identity);
00351 
00352         uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> = <a class="code" href="classNL3D_1_1CCloud.html#o3">_NbW</a>*<a class="code" href="classNL3D_1_1CCloud.html#o0">_Width</a>;
00353         uint32 h = <a class="code" href="classNL3D_1_1CCloud.html#o4">_NbH</a>*<a class="code" href="classNL3D_1_1CCloud.html#o1">_Height</a>;
00354         uint32 i = 0;
00355         qc.V0 = CVector(0.0f/800.0f,    0.0f/600.0f,    0.0f);
00356         qc.V1 = CVector(<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>/800.0f,               0.0f/600.0f,    0.0f);
00357         qc.V2 = CVector(<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>/800.0f,               h/600.0f,               0.0f);
00358         qc.V3 = CVector(0.0f/800.0f,    h/600.0f,               0.0f);
00359         <font class="keyword">static</font> CMaterial *dispMat = NULL;
00360         <font class="keywordflow">if</font> (dispMat == NULL)
00361         {
00362                 dispMat = <font class="keyword">new</font> CMaterial;
00363                 dispMat-&gt;initUnlit();
00364                 dispMat-&gt;setTexture(0, <a class="code" href="classNL3D_1_1CCloud.html#o14">_CloudTexTmp</a>-&gt;Tex);
00365                 dispMat-&gt;texEnvOpRGB(0, CMaterial::Replace);
00366                 <font class="comment">//dispMat-&gt;texEnvArg0RGB(0, CMaterial::Texture, CMaterial::SrcAlpha);</font>
00367                 dispMat-&gt;texEnvArg0RGB(0, CMaterial::Texture, CMaterial::SrcColor);
00368                 dispMat-&gt;setZFunc(CMaterial::always);
00369                 dispMat-&gt;setZWrite(<font class="keyword">false</font>);
00370                 dispMat-&gt;setDoubleSided(<font class="keyword">true</font>);
00371                 dispMat-&gt;setBlend (<font class="keyword">false</font>);
00372         }
00373 
00374         CVertexBuffer &amp;rVB = <a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;_VertexBuffer;
00375         rVB.setVertexCoord (0, qc.V0);
00376         rVB.setVertexCoord (1, qc.V1);
00377         rVB.setVertexCoord (2, qc.V2);
00378         rVB.setVertexCoord (3, qc.V3);
00379         rVB.setTexCoord (0, 0, qc.Uv0);
00380         rVB.setTexCoord (1, 0, qc.Uv1);
00381         rVB.setTexCoord (2, 0, qc.Uv2);
00382         rVB.setTexCoord (3, 0, qc.Uv3);
00383         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a38">activeVertexBuffer</a> (rVB);
00384         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a45">renderQuads</a> (*dispMat, 0, 1);
00385 }
00386 
00387 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
<a name="l00388"></a><a class="code" href="classNL3D_1_1CCloud.html#a8">00388</a> <font class="keywordtype">void</font> CCloud::dispXYZ (CMaterial *pMat)
00389 {
00390         CQuadUV qc;
00391         uint32 i,j;
00392 
00393         <font class="keywordtype">float</font> oneOverNbW = 1.0f / <a class="code" href="classNL3D_1_1CCloud.html#o3">_NbW</a>;
00394         <font class="keywordtype">float</font> oneOverNbH = 1.0f / <a class="code" href="classNL3D_1_1CCloud.html#o4">_NbH</a>;
00395         <font class="keywordtype">float</font> oneOverNbWNbH = 1.0f / (<a class="code" href="classNL3D_1_1CCloud.html#o3">_NbW</a>*<a class="code" href="classNL3D_1_1CCloud.html#o4">_NbH</a>);
00396         CVertexBuffer &amp;rVB = <a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;_VertexBuffer;
00397         uint32 nVSize = rVB.getVertexSize ();
00398         CVector *pVertices;
00399         CUV *pUV;
00400         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a38">activeVertexBuffer</a> (rVB);
00401 
00402         <font class="keywordflow">if</font> (pMat == NULL)
00403                 <font class="keywordflow">return</font>;
00404 
00405         <font class="keywordflow">for</font> (j = 0; j &lt; <a class="code" href="classNL3D_1_1CCloud.html#o4">_NbH</a>; ++j)
00406         {
00407                 <font class="keywordflow">for</font> (i = 0; i &lt; <a class="code" href="classNL3D_1_1CCloud.html#o3">_NbW</a>; ++i)
00408                 {
00409                         uint32 d = i+j*<a class="code" href="classNL3D_1_1CCloud.html#o3">_NbW</a>;
00410 
00411                         pVertices = (CVector*)rVB.getVertexCoordPointer (0);
00412                         *pVertices = CVector(<a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>,                    <a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>,                 <a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>+<a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>*(<a class="code" href="classNL3D_1_1CCloud.html#o3">_NbW</a>*<a class="code" href="classNL3D_1_1CCloud.html#o4">_NbH</a>-d)*oneOverNbWNbH); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize );
00413                         *pVertices = CVector(<a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>+<a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>,    <a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>,                 <a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>+<a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>*(<a class="code" href="classNL3D_1_1CCloud.html#o3">_NbW</a>*<a class="code" href="classNL3D_1_1CCloud.html#o4">_NbH</a>-d)*oneOverNbWNbH); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize );
00414                         *pVertices = CVector(<a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>+<a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>,    <a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>+<a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>, <a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>+<a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>*(<a class="code" href="classNL3D_1_1CCloud.html#o3">_NbW</a>*<a class="code" href="classNL3D_1_1CCloud.html#o4">_NbH</a>-d)*oneOverNbWNbH); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize );
00415                         *pVertices = CVector(<a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>,                    <a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>+<a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>, <a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>+<a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>*(<a class="code" href="classNL3D_1_1CCloud.html#o3">_NbW</a>*<a class="code" href="classNL3D_1_1CCloud.html#o4">_NbH</a>-d)*oneOverNbWNbH);
00416 
00417                         pUV = (CUV*)rVB.getTexCoordPointer (0, 0);
00418                         pUV-&gt;U = i*oneOverNbW;          pUV-&gt;V = j*oneOverNbH;          pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00419                         pUV-&gt;U = (i+1)*oneOverNbW;      pUV-&gt;V = j*oneOverNbH;          pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00420                         pUV-&gt;U = (i+1)*oneOverNbW;      pUV-&gt;V = (j+1)*oneOverNbH;      pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00421                         pUV-&gt;U = i*oneOverNbW;          pUV-&gt;V = (j+1)*oneOverNbH;
00422 
00423                         pUV = (CUV*)rVB.getTexCoordPointer (0, 1);
00424                         pUV-&gt;U = i*oneOverNbW;          pUV-&gt;V = j*oneOverNbH;          pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00425                         pUV-&gt;U = (i+1)*oneOverNbW;      pUV-&gt;V = j*oneOverNbH;          pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00426                         pUV-&gt;U = (i+1)*oneOverNbW;      pUV-&gt;V = (j+1)*oneOverNbH;      pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00427                         pUV-&gt;U = i*oneOverNbW;          pUV-&gt;V = (j+1)*oneOverNbH;
00428 
00429                         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a45">renderQuads</a> (*pMat, 0, 1);
00430                 }
00431         }
00432 }
00433 
00434 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
00435 <font class="comment">// in ; viewer, center</font>
00436 <font class="comment">// out I,J,K, left,right,top,bottom,near,far</font>
<a name="l00437"></a><a class="code" href="classNL3D_1_1CCloud.html#c1">00437</a> <font class="keywordtype">void</font> CCloud::calcBill (<font class="keyword">const</font> CVector &amp;Viewer, <font class="keyword">const</font> CVector &amp;Center, <font class="keyword">const</font> CVector &amp;Size, CVector &amp;I, CVector &amp;J, CVector &amp;K,
00438                                 <font class="keywordtype">float</font> &amp;Left, <font class="keywordtype">float</font> &amp;Right, <font class="keywordtype">float</font> &amp;Top, <font class="keywordtype">float</font> &amp;Bottom, <font class="keywordtype">float</font> &amp;Near, <font class="keywordtype">float</font> &amp;Far)
00439 {
00440         CVector ViewDir = Center - Viewer;
00441         <font class="keywordtype">float</font> ViewDist = ViewDir.norm();
00442         ViewDir.normalize();
00443 
00444         Left = 1000.0f;
00445         Right = -1000.0f;
00446         Top = -1000.0f;
00447         Bottom = 1000.0f;
00448         Near = 1000.0f;
00449         Far = -1000.0f;
00450 
00451         <font class="keywordflow">if</font> (fabsf(Center.y-Viewer.y) &gt; fabsf(Center.z-Viewer.z))
00452         {
00453                 K.set(0, 0, 1);
00454                 J= ViewDir;
00455                 I= J^K;
00456                 K= I^J;
00457         }
00458         <font class="keywordflow">else</font>
00459         {
00460                 K.set(0, 1, 0);
00461                 J= ViewDir;
00462                 I= J^K;
00463                 K= I^J;
00464         }
00465         I.normalize();
00466         J.normalize();
00467         K.normalize();
00468         
00469         CMatrix mat;
00470         mat.identity();
00471         mat.setRot(I,J,K, <font class="keyword">true</font>);
00472         mat.setPos(CVector(Viewer.x, Viewer.y, Viewer.z));
00473         mat.invert();
00474 
00475         uint32 i, j, k;
00476         <font class="keywordflow">for</font> (i = 0; i &lt; 2; ++i)
00477         <font class="keywordflow">for</font> (j = 0; j &lt; 2; ++j)
00478         <font class="keywordflow">for</font> (k = 0; k &lt; 2; ++k)
00479         {
00480                 CVector <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>;
00481                 <font class="keywordflow">if</font> (i == 0) <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x = Center.x-Size.x/2; <font class="keywordflow">else</font> <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x = Center.x+Size.x/2;
00482                 <font class="keywordflow">if</font> (j == 0) <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y = Center.y-Size.y/2; <font class="keywordflow">else</font> <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y = Center.y+Size.y/2;
00483                 <font class="keywordflow">if</font> (k == 0) <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z = Center.z-Size.z/2; <font class="keywordflow">else</font> <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z = Center.z+Size.z/2;
00484                 <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a> = mat.mulPoint(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>);
00485                 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y &lt; Near)         Near = <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y;
00486                 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y &gt; Far)          Far = <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y;
00487         }
00488 
00489         <font class="keywordflow">for</font> (i = 0; i &lt; 2; ++i)
00490         <font class="keywordflow">for</font> (j = 0; j &lt; 2; ++j)
00491         <font class="keywordflow">for</font> (k = 0; k &lt; 2; ++k)
00492         {
00493                 CVector <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>;
00494                 <font class="keywordflow">if</font> (i == 0) <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x = Center.x-Size.x/2; <font class="keywordflow">else</font> <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x = Center.x+Size.x/2;
00495                 <font class="keywordflow">if</font> (j == 0) <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y = Center.y-Size.y/2; <font class="keywordflow">else</font> <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y = Center.y+Size.y/2;
00496                 <font class="keywordflow">if</font> (k == 0) <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z = Center.z-Size.z/2; <font class="keywordflow">else</font> <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z = Center.z+Size.z/2;
00497                 <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a> = mat.mulPoint(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>);
00498                 <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x = <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x / (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y/Near);
00499                 <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z = <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z / (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y/Near);
00500                 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x &lt; Left)         Left = <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x;
00501                 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x &gt; Right)        Right = <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x;
00502                 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z &lt; Bottom)       Bottom = <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z;
00503                 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z &gt; Top)          Top = <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z;
00504         }
00505 }
00506 
00507 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
00508 <font class="comment">// Create the billboard (in the screen at pos (NbW*Width, 0)</font>
<a name="l00509"></a><a class="code" href="classNL3D_1_1CCloud.html#a9">00509</a> <font class="keywordtype">void</font> CCloud::genBill (CCamera *pCam, uint32 nBillSize)
00510 {
00511         uint32 sizeTMP = <a class="code" href="classNL3D_1_1CCloud.html#o19">_OldBillSize</a>;
00512         uint8 *MemTMP = <a class="code" href="classNL3D_1_1CCloud.html#o20">_MemOldBill</a>;
00513         CSmartPtr&lt;CTextureMem&gt;  TexTMP = <a class="code" href="classNL3D_1_1CCloud.html#o21">_TexOldBill</a>;
00514 
00515         <a class="code" href="classNL3D_1_1CCloud.html#o19">_OldBillSize</a> = <a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a>;
00516         <a class="code" href="classNL3D_1_1CCloud.html#o20">_MemOldBill</a> = <a class="code" href="classNL3D_1_1CCloud.html#o17">_MemBill</a>;
00517         <a class="code" href="classNL3D_1_1CCloud.html#o21">_TexOldBill</a> = <a class="code" href="classNL3D_1_1CCloud.html#o18">_TexBill</a>;
00518         <a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a> = sizeTMP;
00519         <a class="code" href="classNL3D_1_1CCloud.html#o17">_MemBill</a> = MemTMP;
00520         <a class="code" href="classNL3D_1_1CCloud.html#o18">_TexBill</a> = TexTMP;
00521 
00522         <font class="comment">// Check the new size of the billboard</font>
00523         <font class="keywordflow">if</font> (nBillSize != <a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a>)
00524         {
00525                 <a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a> = nBillSize;
00526                 <a class="code" href="classNL3D_1_1CCloud.html#o17">_MemBill</a> = <font class="keyword">new</font> uint8[4*<a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a>*<a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a>];
00527                 <a class="code" href="classNL3D_1_1CCloud.html#o18">_TexBill</a> = <font class="keyword">new</font> CTextureMem (<a class="code" href="classNL3D_1_1CCloud.html#o17">_MemBill</a>, 4*<a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a>*<a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a>, <font class="keyword">true</font>, <font class="keyword">false</font>, <a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a>, <a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a>);
00528                 <font class="comment">//for (i = 0; i &lt; 4*_BillSize*_BillSize; ++i) _MemBill[i] = (uint8)i;</font>
00529                 <a class="code" href="classNL3D_1_1CCloud.html#o18">_TexBill</a>-&gt;setWrapS (ITexture::Clamp);
00530                 <a class="code" href="classNL3D_1_1CCloud.html#o18">_TexBill</a>-&gt;setWrapT (ITexture::Clamp);
00531                 <a class="code" href="classNL3D_1_1CCloud.html#o18">_TexBill</a>-&gt;setFilterMode (ITexture::Linear, ITexture::LinearMipMapOff);
00532                 <a class="code" href="classNL3D_1_1CCloud.html#o18">_TexBill</a>-&gt;setReleasable (<font class="keyword">false</font>);
00533                 <a class="code" href="classNL3D_1_1CCloud.html#o18">_TexBill</a>-&gt;generate();
00534         }
00535 
00536         CViewport viewport, viewportOLD;
00537         viewportOLD.initFullScreen();
00538         uint32 nScreenW, nScreenH;
00539         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a56">getWindowSize</a> (nScreenW, nScreenH);
00540         viewport.init(0.0f, 0.0f, ((<font class="keywordtype">float</font>)<a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a>+1)/((<font class="keywordtype">float</font>)nScreenW), ((<font class="keywordtype">float</font>)<a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a>+1)/((<font class="keywordtype">float</font>)nScreenH));
00541         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a51">setupViewport</a> (viewport);
00542 
00543         <font class="comment">//CMatrix CamMat = pCam-&gt;getMatrix();</font>
00544         <font class="comment">//CVector Viewer = CamMat.getPos();</font>
00545         CVector Viewer = CVector (0,0,0);
00546         CVector Center = CVector (<a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>+<a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>/2, <a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>+<a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>/2, <a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>+<a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>/2);
00547         CVector Size = <a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>;
00548         CVector I, J, K;
00549         <font class="keywordtype">float</font> Left, Right, Top, Bottom, Near, Far;
00550 
00551         <a class="code" href="classNL3D_1_1CCloud.html#c1">calcBill</a> (Viewer, Center, Size, I, J, K, Left, Right, Top, Bottom, Near, Far);
00552 
00553         CMatrix mat;
00554         mat.identity();
00555         mat.setRot(I,J,K, <font class="keyword">true</font>);
00556         mat.setPos(CVector(Viewer.x, Viewer.y, Viewer.z));
00557         mat.invert();
00558 
00559         <font class="comment">// Clear background for cloud creation</font>
00560         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a23">setFrustum</a>(0.0f, 1.0f, 0.0f, 1.0f, -1.0f, 1.0f, <font class="keyword">false</font>);
00561         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a24">setupViewMatrix</a> (CMatrix::Identity);
00562         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a26">setupModelMatrix</a> (CMatrix::Identity);
00563 
00564         CVertexBuffer &amp;rVB = <a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;_VertexBuffer;
00565         uint32 nVSize = rVB.getVertexSize ();
00566         CVector *pVertices = (CVector*)rVB.getVertexCoordPointer (0);
00567         *pVertices = CVector(0.0f,      0.0f,   0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize );
00568         *pVertices = CVector(1.0f,      0.0f,   0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize );
00569         *pVertices = CVector(1.0f,      0.0f,   1.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize );
00570         *pVertices = CVector(0.0f,      0.0f,   1.0f);
00571 
00572         <a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;_MatClear.setColor (CRGBA(0,0,0,0));
00573         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a38">activeVertexBuffer</a> (rVB);
00574         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a45">renderQuads</a> (<a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;_MatClear, 0, 1);
00575 
00576         <font class="comment">// Render </font>
00577         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a23">setFrustum</a>(Left, Right, Bottom, Top, Near, Far);
00578         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a24">setupViewMatrix</a>(mat);
00579         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a26">setupModelMatrix</a> (CMatrix::Identity);
00580 
00581         <a class="code" href="classNL3D_1_1CCloud.html#o14">_CloudTexTmp</a>-&gt;ToBill.setColor (<a class="code" href="classNL3D_1_1CCloud.html#m3">CloudAmbient</a>);
00582         <a class="code" href="classNL3D_1_1CCloud.html#a8">dispXYZ</a> (&amp;<a class="code" href="classNL3D_1_1CCloud.html#o14">_CloudTexTmp</a>-&gt;ToBill);
00583 
00584         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a61">copyFrameBufferToTexture</a> (<a class="code" href="classNL3D_1_1CCloud.html#o18">_TexBill</a>, 0, 0, 0, 0, 0, <a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a>, <a class="code" href="classNL3D_1_1CCloud.html#o16">_BillSize</a>);
00585 
00586         <font class="comment">// This is the end of render to texture like so reset all stuff</font>
00587         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a51">setupViewport</a> (viewportOLD);
00588 
00589         <a class="code" href="classNL3D_1_1CCloud.html#o25">_BillOldCenter</a> = <a class="code" href="classNL3D_1_1CCloud.html#o24">_BillCenter</a>;
00590         <a class="code" href="classNL3D_1_1CCloud.html#o23">_BillViewer</a> = Viewer;
00591         <a class="code" href="classNL3D_1_1CCloud.html#o24">_BillCenter</a> = Center;
00592 
00593         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CCloud.html#o22">_WaitState</a> &gt; 0)
00594                 <a class="code" href="classNL3D_1_1CCloud.html#o22">_WaitState</a> = <a class="code" href="classNL3D_1_1CCloud.html#o22">_WaitState</a> - 1;
00595 
00596         <a class="code" href="classNL3D_1_1CCloud.html#o7">_LastX</a> = <a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>;
00597 }
00598 
00599 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
<a name="l00600"></a><a class="code" href="classNL3D_1_1CCloud.html#a10">00600</a> <font class="keywordtype">void</font> CCloud::dispBill (CCamera *pCam)
00601 {
00602 <font class="comment">//      CMatrix CamMat = pCam-&gt;getMatrix();</font>
00603 <font class="comment">//      CVector Viewer = CamMat.getPos();</font>
00604         CVector Viewer = CVector (0,0,0);
00605         CVector Center = CVector (<a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>+<a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>/2, <a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>+<a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>/2, <a class="code" href="classNL3D_1_1CCloud.html#o6">_Pos</a>.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>+<a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>/2);
00606         CVector Size = <a class="code" href="classNL3D_1_1CCloud.html#o5">_Size</a>;
00607 
00608         <font class="comment">// Prepare vertices.</font>
00609         CQuadUV qc;
00610         
00611         CVector I, J, K;
00612         <font class="keywordtype">float</font> Left, Right, Top, Bottom, Near, Far;
00613 
00614         <font class="keywordflow">if</font> ((<a class="code" href="classNL3D_1_1CCloud.html#o17">_MemBill</a> == NULL) || (<a class="code" href="classNL3D_1_1CCloud.html#o20">_MemOldBill</a> == NULL))
00615                 <font class="keywordflow">return</font>;
00616 
00617         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CCloud.html#o22">_WaitState</a> &gt; 0)
00618                 <font class="keywordflow">return</font>;
00619 
00620         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CCloud.html#m0">Time</a> &gt; <a class="code" href="classNL3D_1_1CCloud.html#m1">FuturTime</a>)
00621                 <a class="code" href="classNL3D_1_1CCloud.html#m0">Time</a> = <a class="code" href="classNL3D_1_1CCloud.html#m1">FuturTime</a>;
00622 
00623         <font class="comment">// take old computed bill.</font>
00624         Viewer= <a class="code" href="classNL3D_1_1CCloud.html#o23">_BillViewer</a>;
00625 <font class="comment">/*              Center= _BillCenter*((float)(Trans)/(float)TransTotal) +</font>
00626 <font class="comment">                        _BillOldCenter*((float)(TransTotal-Trans)/(float)TransTotal);</font>
00627 <font class="comment"></font>
00628 <font class="comment">        calcBill (Viewer, Center, Size, I, J, K, Left, Right, Top, Bottom, Near, Far);</font>
00629 <font class="comment"></font>
00630 <font class="comment"></font>
00631 <font class="comment">        CVector lct = Viewer + J*Near;</font>
00632 <font class="comment">        qc.V0 = lct + I*Left    + K*Bottom;</font>
00633 <font class="comment">        qc.V1 = lct + I*Right   + K*Bottom;</font>
00634 <font class="comment">        qc.V2 = lct + I*Right   + K*Top;</font>
00635 <font class="comment">        qc.V3 = lct + I*Left    + K*Top;*/</font>
00636 
00637         Center= <a class="code" href="classNL3D_1_1CCloud.html#o24">_BillCenter</a>;
00638         <a class="code" href="classNL3D_1_1CCloud.html#c1">calcBill</a> (Viewer, Center, Size, I, J, K, Left, Right, Top, Bottom, Near, Far);
00639         CVector lct = Viewer + J*Near;
00640         CQuadUV qc0;
00641         qc0.V0 = lct + I*Left   + K*Bottom;
00642         qc0.V1 = lct + I*Right  + K*Bottom;
00643         qc0.V2 = lct + I*Right  + K*Top;
00644         qc0.V3 = lct + I*Left   + K*Top;
00645 
00646         Center= <a class="code" href="classNL3D_1_1CCloud.html#o25">_BillOldCenter</a>;
00647         <a class="code" href="classNL3D_1_1CCloud.html#c1">calcBill</a> (Viewer, Center, Size, I, J, K, Left, Right, Top, Bottom, Near, Far);
00648         lct = Viewer + J*Near;
00649         CQuadUV qc1;
00650         qc1.V0 = lct + I*Left   + K*Bottom;
00651         qc1.V1 = lct + I*Right  + K*Bottom;
00652         qc1.V2 = lct + I*Right  + K*Top;
00653         qc1.V3 = lct + I*Left   + K*Top;
00654 
00655         <font class="keywordtype">float</font>   a0= ((float)(Time)/(float)<a class="code" href="classNL3D_1_1CCloud.html#m1">FuturTime</a>);
00656         <font class="keywordtype">float</font>   a1= (float)(<a class="code" href="classNL3D_1_1CCloud.html#m1">FuturTime</a>-<a class="code" href="classNL3D_1_1CCloud.html#m0">Time</a>)/(float)<a class="code" href="classNL3D_1_1CCloud.html#m1">FuturTime</a>;
00657         qc.V0= qc0.V0*a0 + qc1.V0*a1;
00658         qc.V1= qc0.V1*a0 + qc1.V1*a1;
00659         qc.V2= qc0.V2*a0 + qc1.V2*a1;
00660         qc.V3= qc0.V3*a0 + qc1.V3*a1;
00661 
00662         qc.Uv0 = CUV(0, 0);
00663         qc.Uv1 = CUV(1, 0);
00664         qc.Uv2 = CUV(1, 1);
00665         qc.Uv3 = CUV(0, 1);
00666 
00667         <font class="comment">// Display TexBill with intensity : Trans / TransTotal</font>
00668         <font class="comment">// and TexOldBill  with intensity : (TransTotal-Trans) / TransTotal</font>
00669 
00670         <a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;_MatBill.setTexture (0, <a class="code" href="classNL3D_1_1CCloud.html#o21">_TexOldBill</a>);
00671         <a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;_MatBill.setTexture (1, <a class="code" href="classNL3D_1_1CCloud.html#o18">_TexBill</a>);
00672         <a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;_MatBill.setColor (CRGBA(255, 255, 255, (uint8)(255*((<font class="keywordtype">float</font>)<a class="code" href="classNL3D_1_1CCloud.html#m0">Time</a>/(<font class="keywordtype">float</font>)<a class="code" href="classNL3D_1_1CCloud.html#m1">FuturTime</a>))));
00673         CVertexBuffer &amp;rVB = <a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;_VertexBuffer;
00674         uint32 nVSize = rVB.getVertexSize ();
00675         CVector *pVertices = (CVector*)rVB.getVertexCoordPointer (0);
00676         *pVertices = qc.V0; pVertices = (CVector*)( ((uint8*)pVertices) + nVSize );
00677         *pVertices = qc.V1; pVertices = (CVector*)( ((uint8*)pVertices) + nVSize );
00678         *pVertices = qc.V2; pVertices = (CVector*)( ((uint8*)pVertices) + nVSize );
00679         *pVertices = qc.V3;
00680 
00681         CUV *pUV = (CUV*)rVB.getTexCoordPointer (0, 0);
00682         pUV-&gt;U = 0;     pUV-&gt;V = 0;     pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00683         pUV-&gt;U = 1;     pUV-&gt;V = 0;     pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00684         pUV-&gt;U = 1;     pUV-&gt;V = 1;     pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00685         pUV-&gt;U = 0;     pUV-&gt;V = 1;
00686 
00687         pUV = (CUV*)rVB.getTexCoordPointer (0, 1);
00688         pUV-&gt;U = 0;     pUV-&gt;V = 0;     pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00689         pUV-&gt;U = 1;     pUV-&gt;V = 0;     pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00690         pUV-&gt;U = 1;     pUV-&gt;V = 1;     pUV = (CUV*)( ((uint8*)pUV) + nVSize );
00691         pUV-&gt;U = 0;     pUV-&gt;V = 1;
00692 
00693         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a38">activeVertexBuffer</a> (rVB);
00694         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a45">renderQuads</a> (<a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;_MatBill, 0, 1);
00695 
00696         <font class="comment">//nlinfo ("ok");</font>
00697         
00698 
00699         <font class="comment">// Debug</font>
00700         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CCloud.html#o13">_CloudScape</a>-&gt;isDebugQuadEnabled())
00701         {
00702                 <font class="keyword">static</font> CMaterial *mTmp = NULL;
00703                 <font class="keywordflow">if</font> (mTmp == NULL)
00704                 {
00705                         mTmp = <font class="keyword">new</font> CMaterial();
00706                         mTmp-&gt;setBlend(<font class="keyword">false</font>);
00707                         mTmp-&gt;setDoubleSided(<font class="keyword">true</font>);
00708                 }
00709                 <font class="comment">/*if (_BillSize &lt;= 4)</font>
00710 <font class="comment">                        mTmp-&gt;setColor(CRGBA(0,127,0,255));</font>
00711 <font class="comment">                else if (_BillSize == 8)</font>
00712 <font class="comment">                        mTmp-&gt;setColor(CRGBA(0,255,0,255));</font>
00713 <font class="comment">                else if (_BillSize == 16)</font>
00714 <font class="comment">                        mTmp-&gt;setColor(CRGBA(127,255,0,255));</font>
00715 <font class="comment">                else if (_BillSize == 32)</font>
00716 <font class="comment">                        mTmp-&gt;setColor(CRGBA(255,255,0,255));</font>
00717 <font class="comment">                else if (_BillSize == 64)</font>
00718 <font class="comment">                        mTmp-&gt;setColor(CRGBA(255,127,0,255));</font>
00719 <font class="comment">                else if (_BillSize == 128)</font>
00720 <font class="comment">                        mTmp-&gt;setColor(CRGBA(255,0,0,255));</font>
00721 <font class="comment">                else if (_BillSize == 256)</font>
00722 <font class="comment">                        mTmp-&gt;setColor(CRGBA(127,0,0,255));*/</font>
00723 
00724                         <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CCloud.html#m1">FuturTime</a> &lt;= 4)
00725                         mTmp-&gt;setColor(CRGBA(0,127,0,255));
00726                 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CCloud.html#m1">FuturTime</a> &lt;= 8)
00727                         mTmp-&gt;setColor(CRGBA(0,255,0,255));
00728                 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CCloud.html#m1">FuturTime</a> &lt;= 12)
00729                         mTmp-&gt;setColor(CRGBA(127,255,0,255));
00730                 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CCloud.html#m1">FuturTime</a> &lt;= 16)
00731                         mTmp-&gt;setColor(CRGBA(255,255,0,255));
00732                 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CCloud.html#m1">FuturTime</a> &lt;= 20)
00733                         mTmp-&gt;setColor(CRGBA(255,127,0,255));
00734                 <font class="keywordflow">else</font>
00735                         mTmp-&gt;setColor(CRGBA(255,0,0,255));
00736 
00737                 <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a63">setPolygonMode</a>(IDriver::Line);
00738                 <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a45">renderQuads</a> (*mTmp, 0, 1);
00739                 <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a63">setPolygonMode</a>(IDriver::Filled);
00740         }
00741 
00742 }
00743 
00744 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
<a name="l00745"></a><a class="code" href="classNL3D_1_1CCloud.html#c0">00745</a> <font class="keywordtype">void</font> CCloud::setMode2D ()
00746 {
00747         CVector I(1,0,0), J(0,0,1), K(0,-1,0);
00748         CMatrix ViewMatrix;
00749         ViewMatrix.identity ();
00750         ViewMatrix.setRot (I,J,K, <font class="keyword">true</font>);
00751         CScissor Scissor;
00752         Scissor.initFullScreen();
00753         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a52">setupScissor</a> (Scissor);
00754         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a51">setupViewport</a> (CViewport());
00755         uint32 nScreenW, nScreenH;
00756         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a56">getWindowSize</a> (nScreenW, nScreenH);
00757         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a23">setFrustum</a> (0, (<font class="keywordtype">float</font>)nScreenW, 0, (<font class="keywordtype">float</font>)nScreenH, -1, 1, <font class="keyword">false</font>);
00758         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a24">setupViewMatrix</a> (ViewMatrix);
00759         <a class="code" href="classNL3D_1_1CCloud.html#o26">_Driver</a>-&gt;<a class="code" href="classNL3D_1_1IDriver.html#a26">setupModelMatrix</a> (CMatrix::Identity);
00760 }
00761 
00762 } <font class="comment">// namespace NL3D</font>
00763 
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