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<hr><h1>water_height_map.cpp</h1><a href="water__height__map_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001
00007 <font class="comment">/* Copyright, 2000, 2001 Nevrax Ltd.</font>
00008 <font class="comment"> *</font>
00009 <font class="comment"> * This file is part of NEVRAX NEL.</font>
00010 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
00013 <font class="comment"> * any later version.</font>
00014 <font class="comment"></font>
00015 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
00018 <font class="comment"> * General Public License for more details.</font>
00019 <font class="comment"></font>
00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
00021 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
00023 <font class="comment"> * MA 02111-1307, USA.</font>
00024 <font class="comment"> */</font>
00025
00026 <font class="preprocessor">#include "<a class="code" href="std3d_8h.html">std3d.h</a>"</font>
00027
00028 <font class="preprocessor">#include "<a class="code" href="water__height__map_8h.html">water_height_map.h</a>"</font>
00029 <font class="preprocessor">#include "<a class="code" href="common_8h.html">nel/misc/common.h</a>"</font>
00030 <font class="preprocessor">#include "<a class="code" href="debug_8h.html">nel/misc/debug.h</a>"</font>
00031 <font class="preprocessor">#include "<a class="code" href="vector__2f_8h.html">nel/misc/vector_2f.h</a>"</font>
00032 <font class="preprocessor">#include <algorithm></font>
00033 <font class="preprocessor">#include <math.h></font>
00034
00035
00036
00037 <font class="keyword">namespace </font>NL3D
00038 {
00039
00040 <font class="comment">//===========================================================================================</font>
00041
<a name="l00042"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#a29">00042</a> CWaterHeightMap::CWaterHeightMap() : Date(-1),
00043 _WavesEnabled(false),
00044 _Damping(0.97f),
00045 _FilterWeight(4),
00046 _UnitSize(0.6f),
00047 _WaveIntensity(0),
00048 _WavePeriod(0),
00049 _WaveImpulsionRadius(3),
00050 _BorderWaves(true),
00051 _EmitEllapsedTime(0),
00052 _PropagateEllapsedTime(0),
00053 _PropagationTime(0.10f),
00054 _X(0),
00055 _Y(0),
00056 _NewX(0),
00057 _NewY(0),
00058 _CurrMap(0),
00059 _Size(0)
00060 {
00061 }
00062
00063
00064 <font class="comment">//===========================================================================================</font>
00065
<a name="l00066"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#a31">00066</a> <font class="keywordtype">void</font> CWaterHeightMap::setPropagationTime(<font class="keywordtype">float</font> time)
00067 {
00068 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o11">_PropagationTime</a> = time;
00069 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o10">_PropagateEllapsedTime</a> = 0;
00070 <font class="keywordflow">for</font> (uint k = 0; k < <a class="code" href="namespaceNL3D.html#a300">NumWaterMap</a>; ++k)
00071 {
00072 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c6">clearArea</a>(k, 0, 0, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> << 1, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> << 1);
00073 }
00074 }
00075
00076 <font class="comment">//===========================================================================================</font>
00077
<a name="l00078"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#c1">00078</a> <font class="keywordtype">void</font> CWaterHeightMap::updateUserPos()
00079 {
00080 <font class="keyword">const</font> sint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o14">_NewX</a>;
00081 <font class="keyword">const</font> sint <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o15">_NewY</a>;
00082
00083 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> != 0);
00084 <font class="keywordflow">if</font> ((uint) <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> == <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> && (uint) <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> == <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a>) <font class="keywordflow">return</font>;
00085 <font class="keywordflow">if</font> ((uint) abs(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> - <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a>) < <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> && (uint) abs(<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> - <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a>) < <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>) <font class="comment">// are there common pixels with the previous location?</font>
00086 {
00087 <font class="comment">// compute zone</font>
00088
00089 sint XDivSize;
00090 <font class="keywordflow">if</font> ((sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> >= 0) XDivSize = (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> / (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>;
00091 <font class="keywordflow">else</font> XDivSize = ((sint) (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> + 1) / (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>) - 1;
00092
00093 sint YDivSize;
00094 <font class="keywordflow">if</font> ((sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> >= 0) YDivSize = (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> / (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>;
00095 <font class="keywordflow">else</font> YDivSize = ((sint) (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> + 1) / (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>) - 1;
00096
00097 sint xDivSize;
00098 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> >= 0) xDivSize = (sint) <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> / (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>;
00099 <font class="keywordflow">else</font> xDivSize = ((sint) (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> + 1) / (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>) - 1;
00100
00101 sint yDivSize;
00102 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> >= 0) yDivSize = (sint) <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> / (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>;
00103 <font class="keywordflow">else</font> yDivSize = ((sint) (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> + 1) / (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>) - 1;
00104
00105 <font class="comment">// different zone -> must decal datas</font>
00106 <font class="keywordflow">if</font> (xDivSize != XDivSize || yDivSize != YDivSize)
00107 {
00108 sint left = std::max(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a>);
00109 sint top = std::max(<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a>);
00110 sint right = <a class="code" href="bit__set_8cpp.html#a0">std::min</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> + (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>, (sint) (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> + <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>));
00111 sint bottom = <a class="code" href="bit__set_8cpp.html#a0">std::min</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> + (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>, (sint) (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> + <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>));
00112 sint offsetX, offsetY;
00113 <font class="keywordflow">if</font> (xDivSize != XDivSize)
00114 {
00115 offsetX = xDivSize < XDivSize ? <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> : -(sint)<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>;
00116 }
00117 <font class="keywordflow">else</font>
00118 {
00119 offsetX = 0;
00120 }
00121
00122 <font class="keywordflow">if</font> (yDivSize != YDivSize)
00123 {
00124 offsetY = yDivSize < YDivSize ? <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> : -(sint)<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>;
00125 }
00126 <font class="keywordflow">else</font>
00127 {
00128 offsetY = 0;
00129 }
00130
00131 sint orgX = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> * XDivSize;
00132 sint orgY = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> * YDivSize;
00133 <font class="keywordflow">for</font> (uint k = 0; k < <a class="code" href="namespaceNL3D.html#a300">NumWaterMap</a>; ++k)
00134 {
00135 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c8">makeCpy</a>(k, (uint) (left - orgX + offsetX) , (uint) (top - orgY + offsetY),
00136 (uint) (left - orgX), (uint) (top - orgY),
00137 (uint) (right - left), (uint) (bottom - top));
00138 }
00139 }
00140
00141 sint newOrgX = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> * xDivSize;
00142 sint newOrgY = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> * yDivSize;
00143 <font class="comment">// clear new area</font>
00144 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> == (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a>)
00145 {
00146 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> < (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a>)
00147 {
00148 <font class="comment">// x, y, width, height</font>
00149 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c7">clearZone</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> - newOrgX, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> - newOrgY, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> - <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>);
00150 }
00151 <font class="keywordflow">else</font>
00152 {
00153 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c7">clearZone</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> - newOrgX, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> + <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> - newOrgY, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> - <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a>);
00154 }
00155 }
00156 <font class="keywordflow">else</font>
00157 {
00158 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> > (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a>)
00159 {
00160 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> == (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a>)
00161 {
00162 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c7">clearZone</a>(<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> + <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> - newOrgX, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> - newOrgY, <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> - <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>);
00163 }
00164 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> < (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a>)
00165 {
00166 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c7">clearZone</a>(<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> + <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> - newOrgX, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> - newOrgY, <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> - <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> - (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> - <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>));
00167 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c7">clearZone</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> - newOrgX, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> - newOrgY, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> - <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>);
00168 }
00169 <font class="keywordflow">else</font>
00170 {
00171 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c7">clearZone</a>(<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> + <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> - newOrgX, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> - newOrgY, <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> - <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> - (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> - <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a>));
00172 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c7">clearZone</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> - newOrgX, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> + <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> - newOrgY, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> - <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a>);
00173 }
00174 }
00175 <font class="keywordflow">else</font>
00176 {
00177 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> == (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a>)
00178 {
00179 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c7">clearZone</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> - newOrgX, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> - newOrgY, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> - <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>);
00180 }
00181 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> < (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a>)
00182 {
00183 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c7">clearZone</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> - newOrgX, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> - newOrgY, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> - <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>);
00184 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c7">clearZone</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> - newOrgX, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> - newOrgY, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> - <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> - (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> - <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>));
00185 }
00186 <font class="keywordflow">else</font>
00187 {
00188 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c7">clearZone</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> - newOrgX, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> - newOrgY, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> - <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> - (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> -<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a>));
00189 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c7">clearZone</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> - newOrgX, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> + <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> - newOrgY, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> - <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a>);
00190 }
00191 }
00192 }
00193
00194 }
00195 <font class="keywordflow">else</font>
00196 {
00197 <font class="comment">// the new area has no common pixel's with the previous one</font>
00198 <font class="comment">// clear the whole new area</font>
00199 uint px = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> % <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>;
00200 uint py = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> % <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>;
00201 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c7">clearZone</a>(px, py, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>);
00202 }
00203
00204 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> = (uint) <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>;
00205 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> = (uint) <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
00206 }
00207
00208
00209
00210 <font class="comment">//===========================================================================================</font>
00211
<a name="l00212"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#c2">00212</a> <font class="keywordtype">void</font> CWaterHeightMap::animatePart(<font class="keywordtype">float</font> startTime, <font class="keywordtype">float</font> endTime)
00213 {
00214 <font class="keywordflow">if</font> (endTime < 0.5f * <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o11">_PropagationTime</a>)
00215 {
00216 <font class="comment">// perform propagation</font>
00217 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c3">propagate</a>((uint) (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> * 2.f * startTime / <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o11">_PropagationTime</a>), (uint) (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> * 2.f * endTime / <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o11">_PropagationTime</a>));
00218 }
00219 <font class="keywordflow">else</font>
00220 {
00221 <font class="comment">// end propagation and start filter</font>
00222 <font class="keywordflow">if</font> (startTime < 0.5f * <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o11">_PropagationTime</a>)
00223 {
00224 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c3">propagate</a>((uint) (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> * 2.f * startTime / <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o11">_PropagationTime</a>), <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>);
00225 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c4">filter</a>(0, (uint) (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> * 2.f * (endTime / <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o11">_PropagationTime</a> - 0.5f)));
00226 }
00227 <font class="keywordflow">else</font>
00228 {
00229 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c4">filter</a>((uint) (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> * 2.f * (startTime / <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o11">_PropagationTime</a> - 0.5f)), (uint) (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> * 2.f * (endTime / <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o11">_PropagationTime</a> - 0.5f)));
00230 }
00231 }
00232 }
00233
00234 <font class="comment">//===========================================================================================</font>
00235
<a name="l00236"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#a0">00236</a> <font class="keywordtype">void</font> CWaterHeightMap::animate(<font class="keywordtype">float</font> deltaT)
00237 {
00238 <font class="keywordflow">if</font> (deltaT < 0) deltaT = 0;
00239 <font class="keywordflow">if</font> (deltaT > <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o11">_PropagationTime</a>)
00240 {
00241 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c2">animatePart</a>(0, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o11">_PropagationTime</a>);
00242 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c5">swapBuffers</a>(deltaT);
00243 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o10">_PropagateEllapsedTime</a> = 0;
00244 }
00245 <font class="keywordflow">else</font>
00246 {
00247 <font class="keyword">const</font> <font class="keywordtype">float</font> endTime = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o10">_PropagateEllapsedTime</a> + deltaT;
00248 <font class="keyword">const</font> <font class="keywordtype">float</font> startTime = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o10">_PropagateEllapsedTime</a>;
00249
00250 <font class="keywordflow">if</font> (endTime < <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o11">_PropagationTime</a>)
00251 {
00252 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c2">animatePart</a>(startTime, endTime);
00253 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o10">_PropagateEllapsedTime</a> = endTime;
00254 }
00255 <font class="keywordflow">else</font>
00256 {
00257 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c2">animatePart</a>(startTime, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o11">_PropagationTime</a>);
00258 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c5">swapBuffers</a>(deltaT);
00259 <font class="comment">//animatePart(0, endTime - _PropagationTime);</font>
00260
00261 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o10">_PropagateEllapsedTime</a> = 0 <font class="comment">/*endTime - _PropagationTime*/</font>;
00262 }
00263 }
00264 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c0">animateWaves</a>(deltaT);
00265 }
00266
00267 <font class="comment">//===========================================================================================</font>
00268
<a name="l00269"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#a1">00269</a> <font class="keywordtype">void</font> CWaterHeightMap::setSize(uint32 size)
00270 {
00271 <a class="code" href="debug_8h.html#a6">nlassert</a>(size > 4);
00272 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> = size;
00273 <font class="keywordflow">for</font> (uint k = 0; k < <a class="code" href="namespaceNL3D.html#a300">NumWaterMap</a>; ++k)
00274 {
00275 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o16">_Map</a>[k].resize(4 * <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> * <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>);
00276 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c6">clearArea</a>(k, 0, 0, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> << 1, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> << 1);
00277 }
00278 <font class="comment">//_Grad.resize(4 * _Size * _Size); </font>
00279 }
00280
00281 <font class="comment">//===========================================================================================</font>
00282
<a name="l00283"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#c8">00283</a> <font class="keywordtype">void</font> CWaterHeightMap::makeCpy(uint buffer, uint dX, uint dY, uint sX, uint sY, uint <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, uint <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>)
00284 {
00285 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> == 0 || <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> == 0) <font class="keywordflow">return</font>;
00286 <a class="code" href="debug_8h.html#a6">nlassert</a>(dX <= (2 * <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>));
00287 <a class="code" href="debug_8h.html#a6">nlassert</a>(dY <= (2 * <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>));
00288 <a class="code" href="debug_8h.html#a6">nlassert</a>(sX <= (2 * <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>));
00289 <a class="code" href="debug_8h.html#a6">nlassert</a>(sY <= (2 * <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>));
00290 <a class="code" href="debug_8h.html#a6">nlassert</a>(dX + <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> <= 2 * <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>);
00291 <a class="code" href="debug_8h.html#a6">nlassert</a>(sX + <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> <= 2 * <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>);
00292 <a class="code" href="debug_8h.html#a6">nlassert</a>(dY + <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> <= 2 * <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>);
00293 <a class="code" href="debug_8h.html#a6">nlassert</a>(sY + <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> <= 2 * <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>);
00294
00295 sint stepY;
00296 <font class="keywordtype">float</font> *<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>, *dest;
00297
00298 <font class="keyword">const</font> sint <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a> = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> << 1;
00299 <font class="keywordflow">if</font> (dY <= sY)
00300 {
00301 stepY = <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>;
00302 <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a> = &<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o16">_Map</a>[buffer][sX + sY * <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>];
00303 dest = &<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o16">_Map</a>[buffer][dX + dY * <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>];
00304 }
00305 <font class="keywordflow">else</font>
00306 {
00307 stepY = -<a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>;
00308 <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a> = &<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o16">_Map</a>[buffer][sX + (sY + <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> - 1) * <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>];
00309 dest = &<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o16">_Map</a>[buffer][dX + (dY + <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> - 1) * <a class="code" href="driver__opengl__extension__def_8h.html#a374">stride</a>];
00310 }
00311
00312 sint k = <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>;
00313 <font class="keywordflow">do</font>
00314 {
00315 <font class="keywordflow">if</font> (dest < <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>)
00316 {
00317 std::copy(<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a> + <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, dest);
00318 }
00319 <font class="keywordflow">else</font>
00320 {
00321 <font class="keywordtype">float</font> *rSrc = <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a> + <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;
00322 <font class="keywordtype">float</font> *rDest = dest + <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;
00323 <font class="keywordflow">do</font>
00324 {
00325 --rSrc;
00326 --rDest;
00327 *rDest = *rSrc;
00328 }
00329 <font class="keywordflow">while</font> (rSrc != <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>);
00330 }
00331 <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a> += stepY;
00332 dest += stepY;
00333 }
00334 <font class="keywordflow">while</font> (--k);
00335 }
00336
00337 <font class="comment">//===========================================================================================</font>
00338
<a name="l00339"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#a3">00339</a> <font class="keywordtype">void</font> CWaterHeightMap::setUserPos(sint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, sint <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>)
00340 {
00341 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o14">_NewX</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>;
00342 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o15">_NewY</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
00343 }
00344
00345 <font class="comment">//===========================================================================================</font>
00346
<a name="l00347"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#a4">00347</a> <font class="keywordtype">void</font> CWaterHeightMap::getUserPos(sint &<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, sint &<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>)<font class="keyword"> const</font>
00348 <font class="keyword"></font>{
00349 <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> = (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a>; <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> = (sint) <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a>;
00350 }
00351
00352
00353
00354 <font class="comment">//===========================================================================================</font>
00355
<a name="l00356"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#c3">00356</a> <font class="keywordtype">void</font> CWaterHeightMap::propagate(uint start, uint end)
00357 {
00358 start = std::max(1u, start);
00359 end = <a class="code" href="bit__set_8cpp.html#a0">std::min</a>((uint) (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> - 1), end);
00360 <font class="keyword">const</font> <font class="keywordtype">float</font> damping = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o2">_Damping</a>;
00361 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c9">clearBorder</a>(0);
00362 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c9">clearBorder</a>(1);
00363 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> != 0);
00364 sint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
00365 uint px = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> % <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>;
00366 uint py = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> % <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>;
00367 sint <a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a> = px + 1 + ((py + start) * (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> << 1));
00368 <font class="comment">//nlinfo("%d, %d, %d", (_CurrMap + (NumWaterMap - 1)) % NumWaterMap, _CurrMap, </font>
00369 <font class="keywordtype">float</font> *buf2 = &<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o16">_Map</a>[ (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o17">_CurrMap</a> + (<a class="code" href="namespaceNL3D.html#a300">NumWaterMap</a> - 1)) % <a class="code" href="namespaceNL3D.html#a300">NumWaterMap</a>][<a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a>];
00370 <font class="keywordtype">float</font> *buf1 = &<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o16">_Map</a>[<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o17">_CurrMap</a>][<a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a>];
00371 <font class="keywordtype">float</font> *dest = &<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o16">_Map</a>[(<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o17">_CurrMap</a> + 1) % <a class="code" href="namespaceNL3D.html#a300">NumWaterMap</a>][<a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a>];
00372
00373 <font class="keyword">const</font> sint sizeX2 = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> << 1;
00374 <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> = end - start;
00375 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> <= 0) <font class="keywordflow">return</font>;
00376 <font class="keywordflow">do</font>
00377 {
00378 <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> - 2;
00379 <font class="keywordflow">do</font>
00380 {
00381 *dest = damping * ( 0.5f * (buf1[1] + buf1[-1] + buf1[sizeX2] + buf1[- sizeX2]) - *buf2);
00382 ++buf1;
00383 ++buf2;
00384 ++dest;
00385 }
00386 <font class="keywordflow">while</font> (--<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>);
00387 buf1 = buf1 + <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> + 2;
00388 buf2 = buf2 + <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> + 2;
00389 dest = dest + <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> + 2;
00390 }
00391 <font class="keywordflow">while</font> (--<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>);
00392
00393 }
00394
00395
00396
00397 <font class="comment">//===========================================================================================</font>
00398
<a name="l00399"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#c4">00399</a> <font class="keywordtype">void</font> CWaterHeightMap::filter(uint start, uint end)
00400 {
00401 start = std::max(1u, start);
00402 end = <a class="code" href="bit__set_8cpp.html#a0">std::min</a>((uint) (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> - 1), end);
00403 <font class="keyword">const</font> <font class="keywordtype">float</font> blurCoeff = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o3">_FilterWeight</a>;
00404 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> != 0);
00405 sint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
00406 uint px = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> % <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>;
00407 uint py = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> % <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>;
00408 sint <a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a> = px + 1 + ((py + start) * (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> << 1));
00409 <font class="keywordtype">float</font> *buf = &<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o16">_Map</a>[ (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o17">_CurrMap</a> + 1) % <a class="code" href="namespaceNL3D.html#a300">NumWaterMap</a> ][<a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a>];
00410 <font class="comment">//NLMISC::CVector2f *ptGrad = &_Grad[offset];</font>
00411 <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> = end - start;
00412 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> <= 0) <font class="keywordflow">return</font>;
00413 <font class="keyword">const</font> <font class="keywordtype">float</font> totalBlurCoeff = (1.f / (4.f + blurCoeff));
00414 <font class="keyword">const</font> sint sizeX2 = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> << 1;
00415 <font class="keywordflow">do</font>
00416 {
00417 <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> - 2;
00418 <font class="keywordflow">do</font>
00419 {
00420 *buf = totalBlurCoeff * (*buf * blurCoeff
00421 + buf[1]
00422 + buf[-1]
00423 + buf[sizeX2]
00424 + buf[- sizeX2]
00425 );
00426 <font class="comment">// compute gradient</font>
00427 <font class="comment">/*ptGrad->x = buf[1] - buf[- 1];</font>
00428 <font class="comment"> ptGrad->y = buf[sizeX2] - buf[- sizeX2];*/</font>
00429
00430 ++buf;
00431 <font class="comment">//++ptGrad;</font>
00432 }
00433 <font class="keywordflow">while</font> (--<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>);
00434 buf += <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> + 2;
00435 <font class="comment">//ptGrad += _Size + 2;</font>
00436 }
00437 <font class="keywordflow">while</font> (--<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>);
00438 }
00439
00440 <font class="comment">//===========================================================================================</font>
00441
<a name="l00442"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#c0">00442</a> <font class="keywordtype">void</font> CWaterHeightMap::animateWaves(<font class="keywordtype">float</font> deltaT)
00443 {
00444 <font class="keywordflow">if</font> (_WavesEnabled)
00445 {
00446 uint numWaves;
00447 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o6">_WavePeriod</a> == 0)
00448 {
00449 numWaves = 1;
00450 }
00451 <font class="keywordflow">else</font>
00452 {
00453 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o9">_EmitEllapsedTime</a> += deltaT;
00454 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o9">_EmitEllapsedTime</a> > <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o6">_WavePeriod</a>)
00455 {
00456 numWaves = (uint) (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o9">_EmitEllapsedTime</a> / <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o6">_WavePeriod</a>);
00457 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o9">_EmitEllapsedTime</a> -= numWaves * <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o6">_WavePeriod</a>;
00458 <font class="keywordflow">if</font> (numWaves > 10) numWaves = 10;
00459 }
00460 <font class="keywordflow">else</font>
00461 {
00462 numWaves = 0;
00463 }
00464 }
00465
00466 uint k;
00467 <font class="comment">// generate automatic waves</font>
00468 <font class="keywordflow">if</font> (!<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o8">_BorderWaves</a>)
00469 {
00470 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o5">_WaveIntensity</a> != 0)
00471 {
00472 <font class="keywordflow">for</font> (k = 0; k < numWaves; ++k)
00473 {
00474 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#a5">perturbate</a>(<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o14">_NewX</a> + rand() % <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o15">_NewY</a> + rand() % <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o7">_WaveImpulsionRadius</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o5">_WaveIntensity</a>);
00475 }
00476 }
00477 }
00478 <font class="keywordflow">else</font>
00479 {
00480 <font class="keywordflow">switch</font>(rand() & 3) <font class="comment">// choose a random border</font>
00481 {
00482 <font class="keywordflow">case</font> 0: <font class="comment">// top border</font>
00483 <font class="keywordflow">for</font> (k = 0; k < numWaves; ++k)
00484 {
00485 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#a5">perturbate</a>(<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o14">_NewX</a> + (uint) rand() % <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o15">_NewY</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o7">_WaveImpulsionRadius</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o5">_WaveIntensity</a>);
00486 }
00487 <font class="keywordflow">break</font>;
00488 <font class="keywordflow">case</font> 1: <font class="comment">// bottom border</font>
00489 <font class="keywordflow">for</font> (k = 0; k < numWaves; ++k)
00490 {
00491 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#a5">perturbate</a>(<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o14">_NewX</a> + (uint) rand() % <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o15">_NewY</a> + <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> - 1, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o7">_WaveImpulsionRadius</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o5">_WaveIntensity</a>);
00492 }
00493 <font class="keywordflow">break</font>;
00494 <font class="keywordflow">case</font> 2: <font class="comment">// right border</font>
00495 <font class="keywordflow">for</font> (k = 0; k < numWaves; ++k)
00496 {
00497 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#a5">perturbate</a>(<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o14">_NewX</a> + <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> - 1, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o15">_NewY</a> + (uint) rand() % <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o7">_WaveImpulsionRadius</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o5">_WaveIntensity</a>);
00498 }
00499 <font class="keywordflow">break</font>;
00500 <font class="keywordflow">case</font> 3: <font class="comment">// left border</font>
00501 <font class="keywordflow">for</font> (k = 0; k < numWaves; ++k)
00502 {
00503 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#a5">perturbate</a>(<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o14">_NewX</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o15">_NewY</a> + (uint) rand() % <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o7">_WaveImpulsionRadius</a>, <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o5">_WaveIntensity</a>);
00504 }
00505 <font class="keywordflow">break</font>;
00506 }
00507
00508 }
00509 }
00510 }
00511
00512 <font class="comment">//===========================================================================================</font>
00513
<a name="l00514"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#c5">00514</a> <font class="keywordtype">void</font> CWaterHeightMap::swapBuffers(<font class="keywordtype">float</font> deltaT)
00515 {
00516 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c1">updateUserPos</a>();
00517 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o17">_CurrMap</a> = (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o17">_CurrMap</a> + 1) % <a class="code" href="namespaceNL3D.html#a300">NumWaterMap</a>;
00518 }
00519
00520
00521 <font class="comment">//===========================================================================================</font>
00522
<a name="l00523"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#c7">00523</a> <font class="keywordtype">void</font> CWaterHeightMap::clearZone(sint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, sint <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, sint <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, sint <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>)
00524 {
00525 <font class="keywordflow">for</font> (uint k = 0; k < <a class="code" href="namespaceNL3D.html#a300">NumWaterMap</a>; ++k)
00526 {
00527 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#c6">clearArea</a>(k, <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>);
00528 }
00529 }
00530
00531 <font class="comment">//===========================================================================================</font>
00532
<a name="l00533"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#c6">00533</a> <font class="keywordtype">void</font> CWaterHeightMap::clearArea(uint8 currMap, sint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, sint <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, sint <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, sint <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>)
00534 {
00535 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> > 1);
00536 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> >= 0);
00537 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> >= 0);
00538 uint sizex2 = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> << 1;
00539
00540 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> < 0)
00541 {
00542 <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> += <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>;
00543 <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> = 0;
00544 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> <= 0) <font class="keywordflow">return</font>;
00545 }
00546 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> < 0)
00547 {
00548 <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> += <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
00549 <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> = 0;
00550 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> <= 0) <font class="keywordflow">return</font>;
00551 }
00552 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> + <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> > (sint) sizex2)
00553 {
00554 <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> - (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> + <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a> - sizex2);
00555 }
00556
00557 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> + <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> > (sint) sizex2)
00558 {
00559 <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> - (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> + <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a> - sizex2);
00560 }
00561
00562 <font class="keywordtype">float</font> *dest = &*(<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o16">_Map</a>[ currMap ].begin() + <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> + (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> << 1) * <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>);
00563 <font class="keywordflow">do</font>
00564 {
00565 std::fill(dest, dest + <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, 0.f);
00566 dest += (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> << 1);
00567 }
00568 <font class="keywordflow">while</font> (-- <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>);
00569 }
00570
00571
00572
00573 <font class="comment">//===========================================================================================</font>
00574
<a name="l00575"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#a5">00575</a> <font class="keywordtype">void</font> CWaterHeightMap::perturbate(sint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, sint <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, sint radius, <font class="keywordtype">float</font> intensity)
00576 {
00577 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> != 0);
00578 <a class="code" href="debug_8h.html#a6">nlassert</a>(radius > 0);
00579 sint orgX = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> - <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> % <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>;
00580 sint orgY = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> - <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> % <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>;
00581 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#u0">TFloatVect</a> &map = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o16">_Map</a>[(<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o17">_CurrMap</a> + 1) % <a class="code" href="namespaceNL3D.html#a300">NumWaterMap</a>];
00582 <font class="keyword">const</font> uint sizeX2 = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> << 1;
00583 <font class="keywordflow">for</font> (sint px = -radius + 1; px < radius; ++px)
00584 {
00585 <font class="keywordflow">for</font> (sint py = -radius + 1; py < radius; ++py)
00586 {
00587 <font class="keywordflow">if</font> ((uint) (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> + px - orgX) < sizeX2
00588 && (uint) (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> + py - orgY) < sizeX2)
00589 {
00590
00591 <font class="keywordtype">float</font> dist = ((float) radius - sqrtf((<font class="keywordtype">float</font>) (px * px + py * py ))) / (float) radius;
00592 <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a> = dist < radius ? intensity * cosf(dist * (<font class="keywordtype">float</font>) NLMISC::Pi * 0.5f) : 0.f;
00593 map[<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> + px - orgX + sizeX2 * (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> + py - orgY)] = <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>;
00594 }
00595 }
00596 }
00597 }
00598
00599 <font class="comment">//===========================================================================================</font>
00600
<a name="l00601"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#a6">00601</a> <font class="keywordtype">void</font> CWaterHeightMap::perturbate(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector2f.html">NLMISC::CVector2f</a> &pos, <font class="keywordtype">float</font> strenght, <font class="keywordtype">float</font> radius)
00602 {
00603 <font class="keyword">const</font> <font class="keywordtype">float</font> invUnitSize = 1.f / <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o4">_UnitSize</a>;
00604 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#a5">perturbate</a>((sint) (pos.<a class="code" href="classNLMISC_1_1CVector2f.html#m0">x</a> * invUnitSize), (sint) (pos.<a class="code" href="classNLMISC_1_1CVector2f.html#m1">y</a> * invUnitSize), (sint) radius, strenght);
00605 }
00606
00607 <font class="comment">//===========================================================================================</font>
00608
<a name="l00609"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#a7">00609</a> <font class="keywordtype">void</font> CWaterHeightMap::perturbatePoint(sint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, sint <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, <font class="keywordtype">float</font> intensity)
00610 {
00611 sint orgX = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> - <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> % <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>;
00612 sint orgY = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> - <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> % <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>;
00613 uint X = (uint) (<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> - orgX);
00614 uint Y = (uint) (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> - orgY);
00615 <font class="keywordflow">if</font> (X < (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> << 1)
00616 && Y < (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> << 1)
00617 )
00618 {
00619 <font class="keyword">const</font> uint sizex2 = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> << 1;
00620 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#u0">TFloatVect</a> &map = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o16">_Map</a>[(<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o17">_CurrMap</a> + 1) % <a class="code" href="namespaceNL3D.html#a300">NumWaterMap</a>];
00621 map[X + sizex2 * Y] = intensity;
00622 }
00623 }
00624
00625 <font class="comment">//===========================================================================================</font>
00626
<a name="l00627"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#a8">00627</a> <font class="keywordtype">void</font> CWaterHeightMap::perturbatePoint(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector2f.html">NLMISC::CVector2f</a> &pos, <font class="keywordtype">float</font> strenght)
00628 {
00629 <font class="keyword">const</font> <font class="keywordtype">float</font> invUnitSize = 1.f / <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o4">_UnitSize</a>;
00630 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#a7">perturbatePoint</a>((sint) (pos.<a class="code" href="classNLMISC_1_1CVector2f.html#m0">x</a> * invUnitSize), (sint) (pos.<a class="code" href="classNLMISC_1_1CVector2f.html#m1">y</a> * invUnitSize), strenght);
00631 }
00632
00633 <font class="comment">//===========================================================================================</font>
00634
<a name="l00635"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#c9">00635</a> <font class="keywordtype">void</font> CWaterHeightMap::clearBorder(uint currMap)
00636 {
00637 <font class="keywordtype">float</font> *map = &<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o16">_Map</a>[currMap][0];
00638 uint sizex2 = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> << 1;
00639
00640 <font class="comment">// top and bottom</font>
00641
00642 <font class="keywordtype">float</font> *up = &map[(<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> % <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>) + sizex2 * (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> % <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>)];
00643 <font class="keywordtype">float</font> *curr = up;
00644 <font class="keyword">const</font> <font class="keywordtype">float</font> *endUp = up + <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>;
00645 <font class="keyword">const</font> uint downOff = (<a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> - 1) * sizex2;
00646 <font class="keywordflow">do</font>
00647 {
00648 *curr = curr[downOff] = 0.f;
00649 ++curr;
00650 }
00651 <font class="keywordflow">while</font> (curr != endUp);
00652
00653 <font class="comment">// right and left</font>
00654 curr = up;
00655 <font class="keyword">const</font> <font class="keywordtype">float</font> *endLeft = up + downOff;
00656 <font class="keyword">const</font> uint rightOff = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> - 1;
00657 <font class="keywordflow">do</font>
00658 {
00659 *curr = curr[rightOff] = 0.f;
00660 curr += sizex2;
00661 }
00662 <font class="keywordflow">while</font> (curr != endLeft);
00663 }
00664
00665 <font class="comment">//===========================================================================================</font>
00666
<a name="l00667"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#a15">00667</a> <font class="keywordtype">void</font> CWaterHeightMap::setWaves(<font class="keywordtype">float</font> intensity, <font class="keywordtype">float</font> period, uint radius, <font class="keywordtype">bool</font> <a class="code" href="driver__opengl__extension__def_8h.html#a392">border</a>)
00668 {
00669 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o5">_WaveIntensity</a> = intensity;
00670 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o6">_WavePeriod</a> = period;
00671 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o7">_WaveImpulsionRadius</a> = radius;
00672 <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o8">_BorderWaves</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a392">border</a>;
00673
00674 }
00675
00676
00677 <font class="comment">//===========================================================================================</font>
00678
<a name="l00679"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#a26">00679</a> <font class="keywordtype">void</font> CWaterHeightMap::serial(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f) <font class="keywordflow">throw</font>(NLMISC::EStream)
00680 {
00681 f.xmlPushBegin(<font class="stringliteral">"WaterHeightMap"</font>);
00682 f.xmlSetAttrib (<font class="stringliteral">"NAME"</font>) ;
00683 f.serial (_Name);
00684 f.xmlPushEnd();
00685 (void)f.serialVersion(0);
00686 f.xmlSerial(_Size, <font class="stringliteral">"SIZE"</font>);
00687 <font class="keywordflow">if</font> (f.isReading())
00688 {
00689 setSize(_Size);
00690 }
00691 f.xmlSerial(_Damping, <font class="stringliteral">"DAMPING"</font>);
00692 f.xmlSerial(_FilterWeight, <font class="stringliteral">"FILTER_WEIGHT"</font>);
00693 f.xmlSerial(_UnitSize, <font class="stringliteral">"WATER_UNIT_SIZE"</font>);
00694 f.xmlSerial(_WavesEnabled, <font class="stringliteral">"WavesEnabled"</font>);
00695 <font class="keywordflow">if</font> (_WavesEnabled)
00696 {
00697 f.xmlPush(<font class="stringliteral">"WavesParams"</font>);
00698 f.xmlSerial(_WaveIntensity, <font class="stringliteral">"WAVE_INTENSITY"</font>);
00699 f.xmlSerial(_WavePeriod, <font class="stringliteral">"WAVE_PERIOD"</font>);
00700 f.xmlSerial(_WaveImpulsionRadius, <font class="stringliteral">"WAVE_IMPULSION_RADIUS"</font>);
00701 f.xmlSerial(_BorderWaves, <font class="stringliteral">"BORDER_WAVES"</font>);
00702 f.xmlSerial(_PropagationTime, <font class="stringliteral">"PROPAGATION_TIME"</font>);
00703 f.xmlPop();
00704 }
00705 f.xmlPop();
00706 }
00707
00708
00709
00710
00711 <font class="comment">//*** perform a bilinear on 4 values</font>
00712 <font class="comment">// 0---1</font>
00713 <font class="comment">// | |</font>
00714 <font class="comment">// 3---2</font>
00715 <font class="keyword">static</font> <font class="keywordtype">float</font> <font class="keyword">inline</font> <a class="code" href="namespaceNL3D.html#a475">BilinFilter</a>(<font class="keywordtype">float</font> v0, <font class="keywordtype">float</font> v1, <font class="keywordtype">float</font> v2, <font class="keywordtype">float</font> v3, <font class="keywordtype">float</font> u, <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>)
00716 {
00717 <font class="keyword">const</font> <font class="keywordtype">float</font> g = <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a> * v3 + (1.f - <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>) * v0;
00718 <font class="keyword">const</font> <font class="keywordtype">float</font> h = <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a> * v2 + (1.f - <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>) * v1;
00719 <font class="keywordflow">return</font> u * h + (1.f - u) * g;
00720 }
00721
00722
00723
00724 <font class="comment">//===========================================================================================</font>
00725
<a name="l00726"></a><a class="code" href="classNL3D_1_1CWaterHeightMap.html#a9">00726</a> <font class="keywordtype">float</font> CWaterHeightMap::getHeight(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector2f.html">NLMISC::CVector2f</a> &pos)
00727 {
00728 <font class="keyword">const</font> <font class="keywordtype">float</font> invUnitSize = 1.f / <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o4">_UnitSize</a>;
00729
00730 <font class="keyword">const</font> <font class="keywordtype">float</font> xPos = invUnitSize * pos.<a class="code" href="classNLMISC_1_1CVector2f.html#m0">x</a>; <font class="comment">// position in map space</font>
00731 <font class="keyword">const</font> <font class="keywordtype">float</font> yPos = invUnitSize * pos.<a class="code" href="classNLMISC_1_1CVector2f.html#m1">y</a>; <font class="comment">// position in map space</font>
00732
00733
00734 <font class="keywordflow">if</font> ((uint) xPos - <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> < <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> - 1
00735 && (uint) yPos - <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> < <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> - 1
00736 )
00737
00738 {
00739
00740 <font class="keyword">const</font> sint orgX = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> - <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o12">_X</a> % <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>;
00741 <font class="keyword">const</font> sint orgY = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> - <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o13">_Y</a> % <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a>;
00742 <font class="keyword">const</font> uint sizeX2 = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#o18">_Size</a> << 1;
00743
00744
00745 <font class="keyword">const</font> sint fxPos = (sint) floorf(xPos);
00746 <font class="keyword">const</font> sint fyPos = (sint) floorf(yPos);
00747
00748
00749
00750 <font class="keyword">const</font> <font class="keywordtype">float</font> deltaU = xPos - fxPos;
00751 <font class="keyword">const</font> <font class="keywordtype">float</font> deltaV = yPos - fyPos;
00752 <font class="keyword">const</font> uint <a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a> = (uint) fxPos - orgX + sizeX2 * ( (uint) fyPos - orgY);
00753 <font class="keyword">const</font> <font class="keywordtype">float</font> lambda = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#a12">getBufferRatio</a>();
00754 <font class="keyword">const</font> <font class="keywordtype">float</font> *map1 = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#a11">getPrevPointer</a>();
00755 <font class="keyword">const</font> <font class="keywordtype">float</font> *map2 = <a class="code" href="classNL3D_1_1CWaterHeightMap.html#a10">getPointer</a>();
00756
00757 <font class="keywordflow">return</font> <a class="code" href="namespaceNL3D.html#a475">BilinFilter</a>(lambda * map2[<a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a>] + (1.f - lambda) * map1[<a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a> ], <font class="comment">// top left</font>
00758 lambda * map2[<a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a> + 1] + (1.f - lambda) * map1[<a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a> + 1], <font class="comment">// top right</font>
00759 lambda * map2[<a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a> + sizeX2 + 1] + (1.f - lambda) * map1[<a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a> + sizeX2 + 1], <font class="comment">// bottom right</font>
00760 lambda * map2[<a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a> + sizeX2 ] + (1.f - lambda) * map1[<a class="code" href="driver__opengl__extension__def_8h.html#a378">offset</a> + sizeX2 ], <font class="comment">// bottom left</font>
00761 deltaU,
00762 deltaV
00763 );
00764 }
00765 <font class="keywordflow">else</font> <font class="keywordflow">return</font> 0;
00766
00767 }
00768
00769 } <font class="comment">// NL3D</font>
</pre></div>
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