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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>noise_3d.cpp</h1><a href="noise__3d_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="noise__3d_8h.html">noise_3d.h</a>"</font> +00028 <font class="preprocessor">#include "<a class="code" href="driver_8h.html">3d/driver.h</a>"</font> +00029 +00030 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC; +00031 +00032 <font class="keyword">namespace </font>NL3D +00033 { +00034 +00035 <font class="comment">// ------------------------------------------------------------------------------------------------</font> +<a name="l00036"></a><a class="code" href="classNL3D_1_1CNoise3d.html#a0">00036</a> CNoise3d::CNoise3d (IDriver *pDriver) +00037 { +00038 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a> = NULL; +00039 <a class="code" href="classNL3D_1_1CNoise3d.html#o14">_Driver</a> = pDriver; +00040 <a class="code" href="classNL3D_1_1CNoise3d.html#o11">_NbVertices</a> = 0; +00041 <a class="code" href="classNL3D_1_1CNoise3d.html#o15">_IsDriverSupportEnvCombine4</a> = <font class="keyword">true</font>; +00042 } +00043 +00044 <font class="comment">// ------------------------------------------------------------------------------------------------</font> +<a name="l00045"></a><a class="code" href="classNL3D_1_1CNoise3d.html#a1">00045</a> CNoise3d::~CNoise3d () +00046 { +00047 <font class="comment">// delete _Mem; // done by CTertureMem destructor</font> +00048 <font class="keyword">delete</font> <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>; +00049 <font class="keyword">delete</font> [] <a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>; +00050 } +00051 +00052 <font class="comment">// ------------------------------------------------------------------------------------------------</font> +<a name="l00053"></a><a class="code" href="classNL3D_1_1CNoise3d.html#a2">00053</a> <font class="keywordtype">void</font> CNoise3d::init (uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, uint32 h, uint32 d) +00054 { +00055 uint32 i; +00056 +00057 <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> = <a class="code" href="namespaceNLMISC.html#a223">raiseToNextPowerOf2</a> (<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>); +00058 h = <a class="code" href="namespaceNLMISC.html#a223">raiseToNextPowerOf2</a> (h); +00059 d = <a class="code" href="namespaceNLMISC.html#a223">raiseToNextPowerOf2</a> (d); +00060 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> > 64) <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> = 64; +00061 <font class="keywordflow">if</font> (h > 64) h = 64; +00062 <font class="keywordflow">if</font> (d > 64) d = 64; +00063 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> < 4) <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a> = 4; +00064 <font class="keywordflow">if</font> (h < 4) h = 4; +00065 <font class="keywordflow">if</font> (d < 4) d = 4; +00066 <a class="code" href="classNL3D_1_1CNoise3d.html#o0">_Width</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>; +00067 <a class="code" href="classNL3D_1_1CNoise3d.html#o1">_Height</a> = h; +00068 <a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a> = d; +00069 uint32 vdpo2 = <a class="code" href="namespaceNLMISC.html#a224">getPowerOf2</a>(<a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a>); +00070 +00071 <a class="code" href="classNL3D_1_1CNoise3d.html#o3">_NbSliceW</a> = 1 << (vdpo2 / 2); +00072 <font class="keywordflow">if</font> ((vdpo2 & 1) != 0) +00073 <a class="code" href="classNL3D_1_1CNoise3d.html#o4">_NbSliceH</a> = 2 << (vdpo2 / 2); +00074 <font class="keywordflow">else</font> +00075 <a class="code" href="classNL3D_1_1CNoise3d.html#o4">_NbSliceH</a> = 1 << (vdpo2 / 2); +00076 +00077 <a class="code" href="classNL3D_1_1CNoise3d.html#o9">_ScaleW</a> = 1.0f / <a class="code" href="classNL3D_1_1CNoise3d.html#o3">_NbSliceW</a>; +00078 <a class="code" href="classNL3D_1_1CNoise3d.html#o10">_ScaleH</a> = 1.0f / <a class="code" href="classNL3D_1_1CNoise3d.html#o4">_NbSliceH</a>; +00079 +00080 <a class="code" href="classNL3D_1_1CNoise3d.html#o5">_Mem</a> = <font class="keyword">new</font> uint8[<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>*h*d]; +00081 +00082 <font class="comment">// Create initial noise</font> +00083 <font class="keywordflow">for</font> (i = 0; i < (<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>*h*d); i++) +00084 <a class="code" href="classNL3D_1_1CNoise3d.html#o5">_Mem</a>[i] = (uint8)(256.0f*rand()/RAND_MAX); +00085 +00086 <a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a> = <font class="keyword">new</font> CUV [<a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a>]; +00087 <font class="keywordflow">for</font> (i = 0; i < <a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a>; i++) +00088 { +00089 <a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[i].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a> = ((float)rand())/RAND_MAX; +00090 <a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[i].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a> = ((float)rand())/RAND_MAX; +00091 } +00092 +00093 <a class="code" href="classNL3D_1_1CNoise3d.html#o6">_Tex</a> = <font class="keyword">new</font> CTextureMem (<a class="code" href="classNL3D_1_1CNoise3d.html#o5">_Mem</a>, <a class="code" href="classNL3D_1_1CNoise3d.html#o0">_Width</a>*<a class="code" href="classNL3D_1_1CNoise3d.html#o3">_NbSliceW</a>*<a class="code" href="classNL3D_1_1CNoise3d.html#o1">_Height</a>*<a class="code" href="classNL3D_1_1CNoise3d.html#o4">_NbSliceH</a>, <font class="keyword">true</font>, <font class="keyword">false</font>, <a class="code" href="classNL3D_1_1CNoise3d.html#o0">_Width</a>*<a class="code" href="classNL3D_1_1CNoise3d.html#o3">_NbSliceW</a>, <a class="code" href="classNL3D_1_1CNoise3d.html#o1">_Height</a>*<a class="code" href="classNL3D_1_1CNoise3d.html#o4">_NbSliceH</a>, +00094 CBitmap::Alpha); +00095 <a class="code" href="classNL3D_1_1CNoise3d.html#o6">_Tex</a>->setWrapS(ITexture::Repeat); +00096 <a class="code" href="classNL3D_1_1CNoise3d.html#o6">_Tex</a>->setWrapT(ITexture::Repeat); +00097 <a class="code" href="classNL3D_1_1CNoise3d.html#o6">_Tex</a>->setFilterMode(ITexture::Linear, ITexture::LinearMipMapOff); +00098 <a class="code" href="classNL3D_1_1CNoise3d.html#o6">_Tex</a>->touch(); +00099 <a class="code" href="classNL3D_1_1CNoise3d.html#o6">_Tex</a>->generate(); +00100 +00101 <font class="keywordflow">if</font> (_IsDriverSupportEnvCombine4) +00102 { +00103 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a> = <font class="keyword">new</font> CMaterial(); +00104 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>-><a class="code" href="classNL3D_1_1CMaterial.html#z551_0">initUnlit</a>(); +00105 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>-><a class="code" href="classNL3D_1_1CMaterial.html#a0">setShader</a> (CMaterial::Cloud); +00106 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>-><a class="code" href="classNL3D_1_1CMaterial.html#z541_0">setTexture</a> (0, <a class="code" href="classNL3D_1_1CNoise3d.html#o6">_Tex</a>); +00107 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>-><a class="code" href="classNL3D_1_1CMaterial.html#z541_0">setTexture</a> (1, <a class="code" href="classNL3D_1_1CNoise3d.html#o6">_Tex</a>); +00108 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>-><a class="code" href="classNL3D_1_1CMaterial.html#z547_0">setColor</a> (CRGBA(255,255,255,255)); +00109 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>-><a class="code" href="classNL3D_1_1CMaterial.html#z542_0">setBlend</a> (<font class="keyword">true</font>); +00110 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>-><a class="code" href="classNL3D_1_1CMaterial.html#z542_1">setBlendFunc</a>(CMaterial::one, CMaterial::one); +00111 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>-><a class="code" href="classNL3D_1_1CMaterial.html#z546_0">setZFunc</a> (CMaterial::always); +00112 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>-><a class="code" href="classNL3D_1_1CMaterial.html#z546_1">setZWrite</a> (<font class="keyword">false</font>); +00113 <a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#z899_0">setVertexFormat</a> (CVertexBuffer::PositionFlag | CVertexBuffer::PrimaryColorFlag | +00114 CVertexBuffer::TexCoord0Flag | CVertexBuffer::TexCoord1Flag); +00115 } +00116 <font class="keywordflow">else</font> +00117 { +00118 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a> = <font class="keyword">new</font> CMaterial(); +00119 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>-><a class="code" href="classNL3D_1_1CMaterial.html#z551_0">initUnlit</a>(); +00120 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>-><a class="code" href="classNL3D_1_1CMaterial.html#a0">setShader</a> (CMaterial::Normal); +00121 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>-><a class="code" href="classNL3D_1_1CMaterial.html#z541_0">setTexture</a> (0, <a class="code" href="classNL3D_1_1CNoise3d.html#o6">_Tex</a>); +00122 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>-><a class="code" href="classNL3D_1_1CMaterial.html#z547_0">setColor</a> (CRGBA(255,255,255,255)); +00123 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>-><a class="code" href="classNL3D_1_1CMaterial.html#z542_0">setBlend</a> (<font class="keyword">true</font>); +00124 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>-><a class="code" href="classNL3D_1_1CMaterial.html#z542_1">setBlendFunc</a>(CMaterial::one, CMaterial::one); +00125 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>-><a class="code" href="classNL3D_1_1CMaterial.html#z546_0">setZFunc</a> (CMaterial::always); +00126 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>-><a class="code" href="classNL3D_1_1CMaterial.html#z546_1">setZWrite</a> (<font class="keyword">false</font>); +00127 <a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#z899_0">setVertexFormat</a> (CVertexBuffer::PositionFlag | CVertexBuffer::PrimaryColorFlag | +00128 CVertexBuffer::TexCoord0Flag); +00129 } +00130 } +00131 +00132 <font class="comment">// ------------------------------------------------------------------------------------------------</font> +<a name="l00133"></a><a class="code" href="classNL3D_1_1CNoise3d.html#a4">00133</a> <font class="keywordtype">void</font> CNoise3d::render2passes (CQuadUV &qc, <font class="keywordtype">float</font> wpos, <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>) +00134 { +00135 <font class="comment">// For the moment we do it in 2 passes : because wpos is a position between slice we have to do :</font> +00136 <font class="comment">// [ At0*wpos+At1*(1-wpos) ] * alpha</font> +00137 <font class="comment">// this is done like that :</font> +00138 <font class="comment">// At0*[wpos*alpha] + At1*[(1-wpos)*alpha] </font> +00139 +00140 wpos = fmodf (wpos, 1.0f); +00141 uint32 nSlice1 = (uint32)(wpos * <a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a>), nSlice2; +00142 <font class="keywordflow">if</font> (nSlice1 == (<a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a>-1)) +00143 nSlice2 = 0; +00144 <font class="keywordflow">else</font> +00145 nSlice2 = 1 + nSlice1; +00146 <font class="comment">// If wpos is just on slice1 alpha must be one</font> +00147 <font class="keywordtype">float</font> alphaPos = 1.0f - <a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a>*(wpos - (((float)nSlice1) / <a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a>)); +00148 +00149 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CNoise3d.html#o11">_NbVertices</a> == <a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#a5">getNumVertices</a>()) +00150 { +00151 <a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#a4">setNumVertices</a>(<a class="code" href="classNL3D_1_1CNoise3d.html#o11">_NbVertices</a>+8); +00152 } +00153 +00154 uint32 nVSize = <a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#a9">getVertexSize</a> (); +00155 CVector *pVertices = (CVector*)<a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#z899_18">getVertexCoordPointer</a>(<a class="code" href="classNL3D_1_1CNoise3d.html#o11">_NbVertices</a>); +00156 *pVertices = qc.V0; pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00157 *pVertices = qc.V1; pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00158 *pVertices = qc.V2; pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00159 *pVertices = qc.V3; pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00160 *pVertices = qc.V0; pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00161 *pVertices = qc.V1; pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00162 *pVertices = qc.V2; pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00163 *pVertices = qc.V3; +00164 +00165 CUV *pUV = (CUV*)<a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#z899_20">getTexCoordPointer</a> (<a class="code" href="classNL3D_1_1CNoise3d.html#o11">_NbVertices</a>, 0); +00166 *pUV = CUV(qc.Uv0.U*<a class="code" href="classNL3D_1_1CNoise3d.html#o9">_ScaleW</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>, qc.Uv0.V*<a class="code" href="classNL3D_1_1CNoise3d.html#o10">_ScaleH</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>); +00167 pUV = (CUV*)( ((uint8*)pUV) + nVSize ); +00168 *pUV = CUV(qc.Uv1.U*<a class="code" href="classNL3D_1_1CNoise3d.html#o9">_ScaleW</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>, qc.Uv1.V*<a class="code" href="classNL3D_1_1CNoise3d.html#o10">_ScaleH</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>); +00169 pUV = (CUV*)( ((uint8*)pUV) + nVSize ); +00170 *pUV = CUV(qc.Uv2.U*<a class="code" href="classNL3D_1_1CNoise3d.html#o9">_ScaleW</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>, qc.Uv2.V*<a class="code" href="classNL3D_1_1CNoise3d.html#o10">_ScaleH</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>); +00171 pUV = (CUV*)( ((uint8*)pUV) + nVSize ); +00172 *pUV = CUV(qc.Uv3.U*<a class="code" href="classNL3D_1_1CNoise3d.html#o9">_ScaleW</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>, qc.Uv3.V*<a class="code" href="classNL3D_1_1CNoise3d.html#o10">_ScaleH</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>); +00173 pUV = (CUV*)( ((uint8*)pUV) + nVSize ); +00174 +00175 *pUV = CUV(qc.Uv0.U*<a class="code" href="classNL3D_1_1CNoise3d.html#o9">_ScaleW</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>, qc.Uv0.V*<a class="code" href="classNL3D_1_1CNoise3d.html#o10">_ScaleH</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>); +00176 pUV = (CUV*)( ((uint8*)pUV) + nVSize ); +00177 *pUV = CUV(qc.Uv1.U*<a class="code" href="classNL3D_1_1CNoise3d.html#o9">_ScaleW</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>, qc.Uv1.V*<a class="code" href="classNL3D_1_1CNoise3d.html#o10">_ScaleH</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>); +00178 pUV = (CUV*)( ((uint8*)pUV) + nVSize ); +00179 *pUV = CUV(qc.Uv2.U*<a class="code" href="classNL3D_1_1CNoise3d.html#o9">_ScaleW</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>, qc.Uv2.V*<a class="code" href="classNL3D_1_1CNoise3d.html#o10">_ScaleH</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>); +00180 pUV = (CUV*)( ((uint8*)pUV) + nVSize ); +00181 *pUV = CUV(qc.Uv3.U*<a class="code" href="classNL3D_1_1CNoise3d.html#o9">_ScaleW</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>, qc.Uv3.V*<a class="code" href="classNL3D_1_1CNoise3d.html#o10">_ScaleH</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>); +00182 +00183 uint8 finalAlpha = (uint8)(255*alphaPos*<a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>); +00184 +00185 uint8 *pColA = (uint8*)<a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#z899_21">getColorPointer</a>(<a class="code" href="classNL3D_1_1CNoise3d.html#o11">_NbVertices</a>) + 3; +00186 *pColA = finalAlpha; pColA = ((uint8*)pColA) + nVSize; +00187 *pColA = finalAlpha; pColA = ((uint8*)pColA) + nVSize; +00188 *pColA = finalAlpha; pColA = ((uint8*)pColA) + nVSize; +00189 *pColA = finalAlpha; pColA = ((uint8*)pColA) + nVSize; +00190 +00191 finalAlpha = (uint8)(255*(1.0f-alphaPos)*<a class="code" href="driver__opengl__extension__def_8h.html#a420">alpha</a>); +00192 +00193 *pColA = finalAlpha; pColA = ((uint8*)pColA) + nVSize; +00194 *pColA = finalAlpha; pColA = ((uint8*)pColA) + nVSize; +00195 *pColA = finalAlpha; pColA = ((uint8*)pColA) + nVSize; +00196 *pColA = finalAlpha; +00197 +00198 <a class="code" href="classNL3D_1_1CNoise3d.html#o11">_NbVertices</a> += 8; +00199 } +00200 +00201 <font class="comment">// ------------------------------------------------------------------------------------------------</font> +<a name="l00202"></a><a class="code" href="classNL3D_1_1CNoise3d.html#a3">00202</a> <font class="keywordtype">void</font> CNoise3d::render (CQuadUV &qc, <font class="keywordtype">float</font> wpos, <font class="keywordtype">float</font> intensity) +00203 { +00204 <font class="comment">// [ At0*wpos+At1*(1-wpos) ] * alpha</font> +00205 +00206 <font class="keywordflow">if</font> (!<a class="code" href="classNL3D_1_1CNoise3d.html#o15">_IsDriverSupportEnvCombine4</a>) +00207 { +00208 <a class="code" href="classNL3D_1_1CNoise3d.html#a4">render2passes</a> (qc, wpos, intensity); +00209 <font class="keywordflow">return</font>; +00210 } +00211 +00212 <a class="code" href="classNL3D_1_1CNoise3d.html#o7">_Intensity</a> = intensity; +00213 +00214 wpos = wpos - floorf (wpos); +00215 uint32 nSlice1 = (uint32)(wpos * <a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a>), nSlice2; +00216 <font class="keywordflow">if</font> (nSlice1 == (<a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a>-1)) +00217 nSlice2 = 0; +00218 <font class="keywordflow">else</font> +00219 nSlice2 = 1 + nSlice1; +00220 <font class="comment">// If wpos is just on slice1 alpha must be one</font> +00221 <font class="keywordtype">float</font> alphaPos = 1.0f - <a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a>*(wpos - (((float)nSlice1) / <a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a>)); +00222 +00223 uint8 nAlphaPos = (uint8)(255*alphaPos); +00224 +00225 uint32 nVSize = <a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#a9">getVertexSize</a> (); +00226 +00227 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CNoise3d.html#o11">_NbVertices</a> == <a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#a5">getNumVertices</a>()) +00228 { +00229 <a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#a4">setNumVertices</a> (<a class="code" href="classNL3D_1_1CNoise3d.html#o11">_NbVertices</a>+4); +00230 } +00231 +00232 CVector *pVertices = (CVector*)<a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#z899_18">getVertexCoordPointer</a>(<a class="code" href="classNL3D_1_1CNoise3d.html#o11">_NbVertices</a>); +00233 *pVertices = qc.V0; pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00234 *pVertices = qc.V1; pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00235 *pVertices = qc.V2; pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00236 *pVertices = qc.V3; +00237 +00238 CUV *pUV = (CUV*)<a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#z899_20">getTexCoordPointer</a> (<a class="code" href="classNL3D_1_1CNoise3d.html#o11">_NbVertices</a>, 0); +00239 *pUV = CUV(qc.Uv0.U/<a class="code" href="classNL3D_1_1CNoise3d.html#o3">_NbSliceW</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>, qc.Uv0.V*<a class="code" href="classNL3D_1_1CNoise3d.html#o10">_ScaleH</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>); +00240 pUV = (CUV*)( ((uint8*)pUV) + nVSize ); +00241 *pUV = CUV(qc.Uv1.U/<a class="code" href="classNL3D_1_1CNoise3d.html#o3">_NbSliceW</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>, qc.Uv1.V*<a class="code" href="classNL3D_1_1CNoise3d.html#o10">_ScaleH</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>); +00242 pUV = (CUV*)( ((uint8*)pUV) + nVSize ); +00243 *pUV = CUV(qc.Uv2.U/<a class="code" href="classNL3D_1_1CNoise3d.html#o3">_NbSliceW</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>, qc.Uv2.V*<a class="code" href="classNL3D_1_1CNoise3d.html#o10">_ScaleH</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>); +00244 pUV = (CUV*)( ((uint8*)pUV) + nVSize ); +00245 *pUV = CUV(qc.Uv3.U/<a class="code" href="classNL3D_1_1CNoise3d.html#o3">_NbSliceW</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>, qc.Uv3.V*<a class="code" href="classNL3D_1_1CNoise3d.html#o10">_ScaleH</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>); +00246 +00247 pUV = (CUV*)<a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#z899_20">getTexCoordPointer</a> (<a class="code" href="classNL3D_1_1CNoise3d.html#o11">_NbVertices</a>, 1); +00248 *pUV = CUV(qc.Uv0.U*<a class="code" href="classNL3D_1_1CNoise3d.html#o9">_ScaleW</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>, qc.Uv0.V*<a class="code" href="classNL3D_1_1CNoise3d.html#o10">_ScaleH</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>); +00249 pUV = (CUV*)( ((uint8*)pUV) + nVSize ); +00250 *pUV = CUV(qc.Uv1.U*<a class="code" href="classNL3D_1_1CNoise3d.html#o9">_ScaleW</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>, qc.Uv1.V*<a class="code" href="classNL3D_1_1CNoise3d.html#o10">_ScaleH</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>); +00251 pUV = (CUV*)( ((uint8*)pUV) + nVSize ); +00252 *pUV = CUV(qc.Uv2.U*<a class="code" href="classNL3D_1_1CNoise3d.html#o9">_ScaleW</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>, qc.Uv2.V*<a class="code" href="classNL3D_1_1CNoise3d.html#o10">_ScaleH</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>); +00253 pUV = (CUV*)( ((uint8*)pUV) + nVSize ); +00254 *pUV = CUV(qc.Uv3.U*<a class="code" href="classNL3D_1_1CNoise3d.html#o9">_ScaleW</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>, qc.Uv3.V*<a class="code" href="classNL3D_1_1CNoise3d.html#o10">_ScaleH</a>+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>); +00255 +00256 uint8 *pColA = (uint8*)<a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#z899_21">getColorPointer</a>(<a class="code" href="classNL3D_1_1CNoise3d.html#o11">_NbVertices</a>) + 3; +00257 *pColA = nAlphaPos; pColA = ((uint8*)pColA) + nVSize; +00258 *pColA = nAlphaPos; pColA = ((uint8*)pColA) + nVSize; +00259 *pColA = nAlphaPos; pColA = ((uint8*)pColA) + nVSize; +00260 *pColA = nAlphaPos; +00261 +00262 <a class="code" href="classNL3D_1_1CNoise3d.html#o11">_NbVertices</a> += 4; +00263 } +00264 +00265 <font class="comment">// ------------------------------------------------------------------------------------------------</font> +<a name="l00266"></a><a class="code" href="classNL3D_1_1CNoise3d.html#a5">00266</a> <font class="keywordtype">void</font> CNoise3d::renderGrid (uint32 nbw, uint32 nbh, uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, uint32 h, +00267 <font class="keywordtype">float</font> UStart, <font class="keywordtype">float</font> VStart, <font class="keywordtype">float</font> WStart, <font class="keywordtype">float</font> dU, <font class="keywordtype">float</font> dV, <font class="keywordtype">float</font> dW, <font class="keywordtype">float</font> intensity) +00268 { +00269 +00270 <font class="keywordflow">if</font> (!<a class="code" href="classNL3D_1_1CNoise3d.html#o15">_IsDriverSupportEnvCombine4</a>) +00271 { +00272 <a class="code" href="classNL3D_1_1CNoise3d.html#a6">renderGrid2passes</a> (nbw, nbh, <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, h, UStart, VStart, WStart, dU, dV, dW, intensity); +00273 <font class="keywordflow">return</font>; +00274 } +00275 +00276 <a class="code" href="classNL3D_1_1CNoise3d.html#o7">_Intensity</a> = intensity; +00277 +00278 uint32 i, j, nSlice1, nSlice2; +00279 <font class="keywordtype">float</font> wpos, oneOverNbWNbH = 1.0f / (nbw*nbh); +00280 CVector *pVertices; +00281 CUV *pUV0, *pUV1; +00282 uint8 *pColA, nAlphaPos; +00283 uint32 nVSize = <a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#a9">getVertexSize</a> (); +00284 +00285 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#a5">getNumVertices</a>() < nbw*nbh*4) +00286 { +00287 <a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#a4">setNumVertices</a> (nbw*nbh*4); +00288 } +00289 +00290 dU = (UStart+dU) /<a class="code" href="classNL3D_1_1CNoise3d.html#o3">_NbSliceW</a>; +00291 dV = (VStart+dV) /<a class="code" href="classNL3D_1_1CNoise3d.html#o4">_NbSliceH</a>; +00292 UStart = UStart / <a class="code" href="classNL3D_1_1CNoise3d.html#o3">_NbSliceW</a>; +00293 VStart = VStart / <a class="code" href="classNL3D_1_1CNoise3d.html#o4">_NbSliceH</a>; +00294 +00295 pVertices = (CVector*)<a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#z899_18">getVertexCoordPointer</a>(0); +00296 pUV0 = (CUV*)<a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#z899_20">getTexCoordPointer</a> (0, 0); +00297 pUV1 = (CUV*)<a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#z899_20">getTexCoordPointer</a> (0, 1); +00298 pColA = (uint8*)<a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#z899_21">getColorPointer</a>(0) + 3; +00299 +00300 <font class="keywordflow">for</font> (j = 0; j < nbh; ++j) +00301 { +00302 <font class="keywordflow">for</font> (i = 0; i < nbw; ++i) +00303 { +00304 wpos = (float)WStart+dW*(i+(float)j*nbw)*oneOverNbWNbH; +00305 wpos = wpos - floorf (wpos); +00306 nSlice1 = (uint32)(wpos * <a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a>); +00307 <font class="keywordflow">if</font> (nSlice1 == (<a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a>-1)) +00308 nSlice2 = 0; +00309 <font class="keywordflow">else</font> +00310 nSlice2 = 1 + nSlice1; +00311 <font class="comment">// If wpos is just on slice1 alpha must be one</font> +00312 nAlphaPos = (uint8)( 255*(1.0f - <a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a>*(wpos - (((float)nSlice1) / <a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a>))) ); +00313 +00314 *pVertices = CVector((<font class="keywordtype">float</font>)i*<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, (<font class="keywordtype">float</font>)j*h, 0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00315 *pVertices = CVector((<font class="keywordtype">float</font>)(i+1)*<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, (<font class="keywordtype">float</font>)j*h, 0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00316 *pVertices = CVector((<font class="keywordtype">float</font>)(i+1)*<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, (<font class="keywordtype">float</font>)(j+1)*h, 0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00317 *pVertices = CVector((<font class="keywordtype">float</font>)i*<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, (<font class="keywordtype">float</font>)(j+1)*h, 0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00318 +00319 pUV0->U = UStart+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>; pUV0->V = VStart+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>; pUV0 = (CUV*)( ((uint8*)pUV0) + nVSize ); +00320 pUV0->U = dU+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>; pUV0->V = VStart+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>; pUV0 = (CUV*)( ((uint8*)pUV0) + nVSize ); +00321 pUV0->U = dU+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>; pUV0->V = dV+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>; pUV0 = (CUV*)( ((uint8*)pUV0) + nVSize ); +00322 pUV0->U = UStart+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>; pUV0->V = dV+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>; pUV0 = (CUV*)( ((uint8*)pUV0) + nVSize ); +00323 +00324 pUV1->U = UStart+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>; pUV1->V = VStart+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>; pUV1 = (CUV*)( ((uint8*)pUV1) + nVSize ); +00325 pUV1->U = dU+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>; pUV1->V = VStart+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>; pUV1 = (CUV*)( ((uint8*)pUV1) + nVSize ); +00326 pUV1->U = dU+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>; pUV1->V = dV+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>; pUV1 = (CUV*)( ((uint8*)pUV1) + nVSize ); +00327 pUV1->U = UStart+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>; pUV1->V = dV+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>; pUV1 = (CUV*)( ((uint8*)pUV1) + nVSize ); +00328 +00329 *pColA = nAlphaPos; pColA = ((uint8*)pColA) + nVSize; +00330 *pColA = nAlphaPos; pColA = ((uint8*)pColA) + nVSize; +00331 *pColA = nAlphaPos; pColA = ((uint8*)pColA) + nVSize; +00332 *pColA = nAlphaPos; pColA = ((uint8*)pColA) + nVSize; +00333 } +00334 } +00335 +00336 <a class="code" href="classNL3D_1_1CNoise3d.html#o11">_NbVertices</a> = nbw*nbh*4; +00337 } +00338 +00339 <font class="comment">// ------------------------------------------------------------------------------------------------</font> +<a name="l00340"></a><a class="code" href="classNL3D_1_1CNoise3d.html#a6">00340</a> <font class="keywordtype">void</font> CNoise3d::renderGrid2passes (uint32 nbw, uint32 nbh, uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, uint32 h, +00341 <font class="keywordtype">float</font> UStart, <font class="keywordtype">float</font> VStart, <font class="keywordtype">float</font> WStart, <font class="keywordtype">float</font> dU, <font class="keywordtype">float</font> dV, <font class="keywordtype">float</font> dW, <font class="keywordtype">float</font> intensity) +00342 { +00343 uint32 i, j, nSlice1, nSlice2; +00344 <font class="keywordtype">float</font> wpos, oneOverNbWNbH = 1.0f / (nbw*nbh); +00345 CVector *pVertices; +00346 CUV *pUV0; +00347 uint8 *pColA, nFinalAlpha; +00348 uint32 nVSize = <a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#a9">getVertexSize</a> (); +00349 +00350 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#a5">getNumVertices</a>() < 2*nbw*nbh*4) +00351 { +00352 <a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#a4">setNumVertices</a> (2*nbw*nbh*4); +00353 } +00354 +00355 dU = (UStart+dU) /<a class="code" href="classNL3D_1_1CNoise3d.html#o3">_NbSliceW</a>; +00356 dV = (VStart+dV) /<a class="code" href="classNL3D_1_1CNoise3d.html#o4">_NbSliceH</a>; +00357 UStart = UStart / <a class="code" href="classNL3D_1_1CNoise3d.html#o3">_NbSliceW</a>; +00358 VStart = VStart / <a class="code" href="classNL3D_1_1CNoise3d.html#o4">_NbSliceH</a>; +00359 +00360 pVertices = (CVector*)<a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#z899_18">getVertexCoordPointer</a>(0); +00361 pUV0 = (CUV*)<a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#z899_20">getTexCoordPointer</a> (0, 0); +00362 pColA = (uint8*)<a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>.<a class="code" href="classNL3D_1_1CVertexBuffer.html#z899_21">getColorPointer</a>(0) + 3; +00363 +00364 <font class="keywordflow">for</font> (j = 0; j < nbh; ++j) +00365 { +00366 <font class="keywordflow">for</font> (i = 0; i < nbw; ++i) +00367 { +00368 wpos = (float)WStart+dW*(i+(float)j*nbw)*oneOverNbWNbH; +00369 wpos = fmodf (wpos, 1.0f); +00370 nSlice1 = (uint32)(wpos * <a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a>); +00371 <font class="keywordflow">if</font> (nSlice1 == (<a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a>-1)) +00372 nSlice2 = 0; +00373 <font class="keywordflow">else</font> +00374 nSlice2 = 1 + nSlice1; +00375 <font class="comment">// If wpos is just on slice1 alpha must be one</font> +00376 <font class="keywordtype">float</font> alphaPos = 1.0f - <a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a>*(wpos - (((float)nSlice1) / <a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a>)); +00377 +00378 *pVertices = CVector((<font class="keywordtype">float</font>)i*<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, (<font class="keywordtype">float</font>)j*h, 0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00379 *pVertices = CVector((<font class="keywordtype">float</font>)(i+1)*<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, (<font class="keywordtype">float</font>)j*h, 0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00380 *pVertices = CVector((<font class="keywordtype">float</font>)(i+1)*<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, (<font class="keywordtype">float</font>)(j+1)*h, 0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00381 *pVertices = CVector((<font class="keywordtype">float</font>)i*<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, (<font class="keywordtype">float</font>)(j+1)*h, 0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00382 *pVertices = CVector((<font class="keywordtype">float</font>)i*<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, (<font class="keywordtype">float</font>)j*h, 0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00383 *pVertices = CVector((<font class="keywordtype">float</font>)(i+1)*<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, (<font class="keywordtype">float</font>)j*h, 0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00384 *pVertices = CVector((<font class="keywordtype">float</font>)(i+1)*<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, (<font class="keywordtype">float</font>)(j+1)*h, 0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00385 *pVertices = CVector((<font class="keywordtype">float</font>)i*<a class="code" href="driver__opengl__extension__def_8h.html#a367">w</a>, (<font class="keywordtype">float</font>)(j+1)*h, 0.0f); pVertices = (CVector*)( ((uint8*)pVertices) + nVSize ); +00386 +00387 pUV0->U = UStart+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>; pUV0->V = VStart+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>; pUV0 = (CUV*)( ((uint8*)pUV0) + nVSize ); +00388 pUV0->U = dU+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>; pUV0->V = VStart+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>; pUV0 = (CUV*)( ((uint8*)pUV0) + nVSize ); +00389 pUV0->U = dU+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>; pUV0->V = dV+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>; pUV0 = (CUV*)( ((uint8*)pUV0) + nVSize ); +00390 pUV0->U = UStart+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>; pUV0->V = dV+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice1].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>; pUV0 = (CUV*)( ((uint8*)pUV0) + nVSize ); +00391 +00392 pUV0->U = UStart+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>; pUV0->V = VStart+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>; pUV0 = (CUV*)( ((uint8*)pUV0) + nVSize ); +00393 pUV0->U = dU+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>; pUV0->V = VStart+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>; pUV0 = (CUV*)( ((uint8*)pUV0) + nVSize ); +00394 pUV0->U = dU+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>; pUV0->V = dV+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>; pUV0 = (CUV*)( ((uint8*)pUV0) + nVSize ); +00395 pUV0->U = UStart+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m0">U</a>; pUV0->V = dV+<a class="code" href="classNL3D_1_1CNoise3d.html#o8">_OffS</a>[nSlice2].<a class="code" href="classNLMISC_1_1CUV.html#m1">V</a>; pUV0 = (CUV*)( ((uint8*)pUV0) + nVSize ); +00396 +00397 nFinalAlpha = (uint8)(255*alphaPos*intensity); +00398 +00399 *pColA = nFinalAlpha; pColA = ((uint8*)pColA) + nVSize; +00400 *pColA = nFinalAlpha; pColA = ((uint8*)pColA) + nVSize; +00401 *pColA = nFinalAlpha; pColA = ((uint8*)pColA) + nVSize; +00402 *pColA = nFinalAlpha; pColA = ((uint8*)pColA) + nVSize; +00403 +00404 nFinalAlpha = (uint8)(255*(1.0f-alphaPos)*intensity); +00405 +00406 *pColA = nFinalAlpha; pColA = ((uint8*)pColA) + nVSize; +00407 *pColA = nFinalAlpha; pColA = ((uint8*)pColA) + nVSize; +00408 *pColA = nFinalAlpha; pColA = ((uint8*)pColA) + nVSize; +00409 *pColA = nFinalAlpha; pColA = ((uint8*)pColA) + nVSize; +00410 } +00411 } +00412 <a class="code" href="classNL3D_1_1CNoise3d.html#o11">_NbVertices</a> = 2*4*nbw*nbh; +00413 } +00414 +00415 <font class="comment">// ------------------------------------------------------------------------------------------------</font> +<a name="l00416"></a><a class="code" href="classNL3D_1_1CNoise3d.html#a7">00416</a> <font class="keywordtype">void</font> CNoise3d::flush () +00417 { +00418 <font class="keywordflow">if</font> (!<a class="code" href="classNL3D_1_1CNoise3d.html#o15">_IsDriverSupportEnvCombine4</a>) +00419 { +00420 <a class="code" href="classNL3D_1_1CNoise3d.html#a8">flush2passes</a> (); +00421 <font class="keywordflow">return</font>; +00422 } +00423 +00424 <a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>-><a class="code" href="classNL3D_1_1CMaterial.html#z547_0">setColor</a>(CRGBA(0,0,0,(uint8)(255*<a class="code" href="classNL3D_1_1CNoise3d.html#o7">_Intensity</a>))); +00425 <a class="code" href="classNL3D_1_1CNoise3d.html#o14">_Driver</a>-><a class="code" href="classNL3D_1_1IDriver.html#a38">activeVertexBuffer</a> (<a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>); +00426 <a class="code" href="classNL3D_1_1CNoise3d.html#o14">_Driver</a>-><a class="code" href="classNL3D_1_1IDriver.html#a45">renderQuads</a> (*<a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>, 0, <a class="code" href="classNL3D_1_1CNoise3d.html#o11">_NbVertices</a>/4); +00427 <a class="code" href="classNL3D_1_1CNoise3d.html#o11">_NbVertices</a> = 0; +00428 } +00429 +00430 <font class="comment">// ------------------------------------------------------------------------------------------------</font> +<a name="l00431"></a><a class="code" href="classNL3D_1_1CNoise3d.html#a8">00431</a> <font class="keywordtype">void</font> CNoise3d::flush2passes () +00432 { +00433 <a class="code" href="classNL3D_1_1CNoise3d.html#o14">_Driver</a>-><a class="code" href="classNL3D_1_1IDriver.html#a38">activeVertexBuffer</a> (<a class="code" href="classNL3D_1_1CNoise3d.html#o12">_VertexBuffer</a>); +00434 <a class="code" href="classNL3D_1_1CNoise3d.html#o14">_Driver</a>-><a class="code" href="classNL3D_1_1IDriver.html#a45">renderQuads</a> (*<a class="code" href="classNL3D_1_1CNoise3d.html#o13">_Mat</a>, 0, <a class="code" href="classNL3D_1_1CNoise3d.html#o11">_NbVertices</a>/4); +00435 <a class="code" href="classNL3D_1_1CNoise3d.html#o11">_NbVertices</a> = 0; +00436 } +00437 +00438 <font class="comment">// Accessors</font> +00439 <font class="comment">// ------------------------------------------------------------------------------------------------</font> +<a name="l00440"></a><a class="code" href="classNL3D_1_1CNoise3d.html#a9">00440</a> uint32 CNoise3d::getWidth () +00441 { +00442 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CNoise3d.html#o0">_Width</a>; +00443 } +00444 +00445 <font class="comment">// ------------------------------------------------------------------------------------------------</font> +<a name="l00446"></a><a class="code" href="classNL3D_1_1CNoise3d.html#a10">00446</a> uint32 CNoise3d::getHeight () +00447 { +00448 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CNoise3d.html#o1">_Height</a>; +00449 } +00450 +00451 <font class="comment">// ------------------------------------------------------------------------------------------------</font> +<a name="l00452"></a><a class="code" href="classNL3D_1_1CNoise3d.html#a11">00452</a> uint32 CNoise3d::getDepth () +00453 { +00454 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CNoise3d.html#o2">_Depth</a>; +00455 } +00456 +00457 } <font class="comment">// namespace NL3D</font> +00458 +</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> |