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<title>NVIDIA(R) PhysX(R) SDK 3.4 API Reference: PxHeightFieldGeometry.h Source File</title>
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<h1>PxHeightFieldGeometry.h</h1><a href="PxHeightFieldGeometry_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">//</span>
<a name="l00002"></a>00002 <span class="comment">// Redistribution and use in source and binary forms, with or without</span>
<a name="l00003"></a>00003 <span class="comment">// modification, are permitted provided that the following conditions</span>
<a name="l00004"></a>00004 <span class="comment">// are met:</span>
<a name="l00005"></a>00005 <span class="comment">// * Redistributions of source code must retain the above copyright</span>
<a name="l00006"></a>00006 <span class="comment">// notice, this list of conditions and the following disclaimer.</span>
<a name="l00007"></a>00007 <span class="comment">// * Redistributions in binary form must reproduce the above copyright</span>
<a name="l00008"></a>00008 <span class="comment">// notice, this list of conditions and the following disclaimer in the</span>
<a name="l00009"></a>00009 <span class="comment">// documentation and/or other materials provided with the distribution.</span>
<a name="l00010"></a>00010 <span class="comment">// * Neither the name of NVIDIA CORPORATION nor the names of its</span>
<a name="l00011"></a>00011 <span class="comment">// contributors may be used to endorse or promote products derived</span>
<a name="l00012"></a>00012 <span class="comment">// from this software without specific prior written permission.</span>
<a name="l00013"></a>00013 <span class="comment">//</span>
<a name="l00014"></a>00014 <span class="comment">// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY</span>
<a name="l00015"></a>00015 <span class="comment">// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE</span>
<a name="l00016"></a>00016 <span class="comment">// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR</span>
<a name="l00017"></a>00017 <span class="comment">// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR</span>
<a name="l00018"></a>00018 <span class="comment">// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,</span>
<a name="l00019"></a>00019 <span class="comment">// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,</span>
<a name="l00020"></a>00020 <span class="comment">// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR</span>
<a name="l00021"></a>00021 <span class="comment">// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY</span>
<a name="l00022"></a>00022 <span class="comment">// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT</span>
<a name="l00023"></a>00023 <span class="comment">// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE</span>
<a name="l00024"></a>00024 <span class="comment">// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span>
<a name="l00025"></a>00025 <span class="comment">//</span>
<a name="l00026"></a>00026 <span class="comment">// Copyright (c) 2008-2018 NVIDIA Corporation. All rights reserved.</span>
<a name="l00027"></a>00027 <span class="comment">// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.</span>
<a name="l00028"></a>00028 <span class="comment">// Copyright (c) 2001-2004 NovodeX AG. All rights reserved. </span>
<a name="l00029"></a>00029
<a name="l00030"></a>00030
<a name="l00031"></a>00031 <span class="preprocessor">#ifndef PX_PHYSICS_NX_HEIGHTFIELD_GEOMETRY</span>
<a name="l00032"></a>00032 <span class="preprocessor"></span><span class="preprocessor">#define PX_PHYSICS_NX_HEIGHTFIELD_GEOMETRY</span>
<a name="l00033"></a>00033 <span class="preprocessor"></span>
<a name="l00036"></a>00036 <span class="preprocessor">#include "<a class="code" href="PxTriangleMeshGeometry_8h.html">geometry/PxTriangleMeshGeometry.h</a>"</span>
<a name="l00037"></a>00037 <span class="preprocessor">#include "<a class="code" href="PxCoreUtilityTypes_8h.html">common/PxCoreUtilityTypes.h</a>"</span>
<a name="l00038"></a>00038
<a name="l00039"></a>00039 <span class="preprocessor">#if !PX_DOXYGEN</span>
<a name="l00040"></a>00040 <span class="preprocessor"></span><span class="keyword">namespace </span>physx
<a name="l00041"></a>00041 {
<a name="l00042"></a>00042 <span class="preprocessor">#endif</span>
<a name="l00043"></a>00043 <span class="preprocessor"></span>
<a name="l00044"></a><a class="code" href="group__geomutils.html#g0d8d1be25b975b8e61988f9d1954a68b">00044</a> <span class="preprocessor">#define PX_MIN_HEIGHTFIELD_XZ_SCALE 1e-8f</span>
<a name="l00045"></a><a class="code" href="group__geomutils.html#g246e5dd5e4554c27abb417be1ce1d898">00045</a> <span class="preprocessor"></span><span class="preprocessor">#define PX_MIN_HEIGHTFIELD_Y_SCALE (0.0001f / PxReal(0xFFFF))</span>
<a name="l00046"></a>00046 <span class="preprocessor"></span>
<a name="l00047"></a>00047 <span class="keyword">class </span><a class="code" href="classPxHeightField.html" title="A height field class.">PxHeightField</a>;
<a name="l00048"></a>00048
<a name="l00056"></a><a class="code" href="classPxHeightFieldGeometry.html">00056</a> <span class="keyword">class </span><a class="code" href="classPxHeightFieldGeometry.html" title="Height field geometry class.">PxHeightFieldGeometry</a> : <span class="keyword">public</span> <a class="code" href="classPxGeometry.html" title="A geometry object.">PxGeometry</a>
<a name="l00057"></a>00057 {
<a name="l00058"></a>00058 <span class="keyword">public</span>:
<a name="l00059"></a><a class="code" href="classPxHeightFieldGeometry.html#211bb1407a1be542699e5e73ceaabbe5">00059</a> <a class="code" href="group__foundation.html#gcb03347b642a2a5bdea1f9b305a6fbec">PX_INLINE</a> <a class="code" href="classPxHeightFieldGeometry.html" title="Height field geometry class.">PxHeightFieldGeometry</a>() :
<a name="l00060"></a>00060 <a class="code" href="classPxGeometry.html" title="A geometry object.">PxGeometry</a> (<a class="code" href="structPxGeometryType.html" title="A geometry type.">PxGeometryType</a>::eHEIGHTFIELD),
<a name="l00061"></a>00061 heightField (NULL),
<a name="l00062"></a>00062 heightScale (1.0f),
<a name="l00063"></a>00063 rowScale (1.0f),
<a name="l00064"></a>00064 columnScale (1.0f),
<a name="l00065"></a>00065 heightFieldFlags(0)
<a name="l00066"></a>00066 {}
<a name="l00067"></a>00067
<a name="l00068"></a><a class="code" href="classPxHeightFieldGeometry.html#cae4be76fff66a69aa1e15aa7ffa1b8b">00068</a> <a class="code" href="group__foundation.html#gcb03347b642a2a5bdea1f9b305a6fbec">PX_INLINE</a> <a class="code" href="classPxHeightFieldGeometry.html" title="Height field geometry class.">PxHeightFieldGeometry</a>(<a class="code" href="classPxHeightField.html" title="A height field class.">PxHeightField</a>* hf,
<a name="l00069"></a>00069 <a class="code" href="classPxFlags.html">PxMeshGeometryFlags</a> flags,
<a name="l00070"></a>00070 <a class="code" href="namespacephysx.html#727d2d8426e2a21ebbc522fa65c3f97a">PxReal</a> heightScale_,
<a name="l00071"></a>00071 <a class="code" href="namespacephysx.html#727d2d8426e2a21ebbc522fa65c3f97a">PxReal</a> rowScale_,
<a name="l00072"></a>00072 <a class="code" href="namespacephysx.html#727d2d8426e2a21ebbc522fa65c3f97a">PxReal</a> columnScale_) :
<a name="l00073"></a>00073 <a class="code" href="classPxGeometry.html" title="A geometry object.">PxGeometry</a> (<a class="code" href="structPxGeometryType.html" title="A geometry type.">PxGeometryType</a>::eHEIGHTFIELD),
<a name="l00074"></a>00074 heightField (hf) ,
<a name="l00075"></a>00075 heightScale (heightScale_),
<a name="l00076"></a>00076 rowScale (rowScale_),
<a name="l00077"></a>00077 columnScale (columnScale_),
<a name="l00078"></a>00078 heightFieldFlags (flags)
<a name="l00079"></a>00079 {
<a name="l00080"></a>00080 }
<a name="l00081"></a>00081
<a name="l00092"></a>00092 <a class="code" href="group__foundation.html#gcb03347b642a2a5bdea1f9b305a6fbec">PX_INLINE</a> <span class="keywordtype">bool</span> isValid() <span class="keyword">const</span>;
<a name="l00093"></a>00093
<a name="l00094"></a>00094 <span class="keyword">public</span>:
<a name="l00098"></a><a class="code" href="classPxHeightFieldGeometry.html#de90caef2f95d56481d625ffba6ad918">00098</a> <a class="code" href="classPxHeightField.html" title="A height field class.">PxHeightField</a>* heightField;
<a name="l00099"></a>00099
<a name="l00103"></a><a class="code" href="classPxHeightFieldGeometry.html#8ced165e5b805d5e6c2b6a4fdc33ed2a">00103</a> <a class="code" href="namespacephysx.html#727d2d8426e2a21ebbc522fa65c3f97a">PxReal</a> heightScale;
<a name="l00104"></a>00104
<a name="l00108"></a><a class="code" href="classPxHeightFieldGeometry.html#3ad5e1a813301ada814c778ea3a3cba7">00108</a> <a class="code" href="namespacephysx.html#727d2d8426e2a21ebbc522fa65c3f97a">PxReal</a> rowScale;
<a name="l00109"></a>00109
<a name="l00113"></a><a class="code" href="classPxHeightFieldGeometry.html#c6ffb9725576c6a8db8b88327719538e">00113</a> <a class="code" href="namespacephysx.html#727d2d8426e2a21ebbc522fa65c3f97a">PxReal</a> columnScale;
<a name="l00114"></a>00114
<a name="l00118"></a><a class="code" href="classPxHeightFieldGeometry.html#a86c6a6354ec839a1300f7bd4e5141ea">00118</a> <a class="code" href="classPxFlags.html">PxMeshGeometryFlags</a> heightFieldFlags;
<a name="l00119"></a>00119
<a name="l00120"></a><a class="code" href="classPxHeightFieldGeometry.html#c6320ee337895516d651d46be99217d6">00120</a> <a class="code" href="structPxPadding.html">PxPadding<3></a> paddingFromFlags;
<a name="l00121"></a>00121 };
<a name="l00122"></a>00122
<a name="l00123"></a>00123
<a name="l00124"></a><a class="code" href="group__geomutils.html#gb22fcfaf7786e41679e88d4668a9b24e">00124</a> <a class="code" href="group__foundation.html#gcb03347b642a2a5bdea1f9b305a6fbec">PX_INLINE</a> <span class="keywordtype">bool</span> <a class="code" href="group__geomutils.html#gb22fcfaf7786e41679e88d4668a9b24e" title="Returns true if the geometry is valid.">PxHeightFieldGeometry::isValid</a>()<span class="keyword"> const</span>
<a name="l00125"></a>00125 <span class="keyword"></span>{
<a name="l00126"></a>00126 <span class="keywordflow">if</span> (<a class="code" href="classPxGeometry.html#f24eeb8078fbd12e17206029b52a45b6">mType</a> != <a class="code" href="structPxGeometryType.html#efc79f72c4c479192ac19d41a6f30ed577b1d68c4f5a18bc259a623e1497a880">PxGeometryType::eHEIGHTFIELD</a>)
<a name="l00127"></a>00127 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00128"></a>00128 <span class="keywordflow">if</span> (!<a class="code" href="group__foundation.html#gd6de0f4af98c5c5280b8fe695dc87318" title="returns true if the passed number is a finite floating point number as opposed to...">PxIsFinite</a>(<a class="code" href="classPxHeightFieldGeometry.html#8ced165e5b805d5e6c2b6a4fdc33ed2a" title="The scaling factor for the height field in vertical direction (y direction in local...">heightScale</a>) || !<a class="code" href="group__foundation.html#gd6de0f4af98c5c5280b8fe695dc87318" title="returns true if the passed number is a finite floating point number as opposed to...">PxIsFinite</a>(<a class="code" href="classPxHeightFieldGeometry.html#3ad5e1a813301ada814c778ea3a3cba7" title="The scaling factor for the height field in the row direction (x direction in local...">rowScale</a>) || !<a class="code" href="group__foundation.html#gd6de0f4af98c5c5280b8fe695dc87318" title="returns true if the passed number is a finite floating point number as opposed to...">PxIsFinite</a>(<a class="code" href="classPxHeightFieldGeometry.html#c6ffb9725576c6a8db8b88327719538e" title="The scaling factor for the height field in the column direction (z direction in local...">columnScale</a>))
<a name="l00129"></a>00129 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00130"></a>00130 <span class="keywordflow">if</span> (<a class="code" href="classPxHeightFieldGeometry.html#3ad5e1a813301ada814c778ea3a3cba7" title="The scaling factor for the height field in the row direction (x direction in local...">rowScale</a> < <a class="code" href="group__geomutils.html#g0d8d1be25b975b8e61988f9d1954a68b">PX_MIN_HEIGHTFIELD_XZ_SCALE</a> || <a class="code" href="classPxHeightFieldGeometry.html#c6ffb9725576c6a8db8b88327719538e" title="The scaling factor for the height field in the column direction (z direction in local...">columnScale</a> < <a class="code" href="group__geomutils.html#g0d8d1be25b975b8e61988f9d1954a68b">PX_MIN_HEIGHTFIELD_XZ_SCALE</a> || <a class="code" href="classPxHeightFieldGeometry.html#8ced165e5b805d5e6c2b6a4fdc33ed2a" title="The scaling factor for the height field in vertical direction (y direction in local...">heightScale</a> < <a class="code" href="group__geomutils.html#g246e5dd5e4554c27abb417be1ce1d898">PX_MIN_HEIGHTFIELD_Y_SCALE</a>)
<a name="l00131"></a>00131 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00132"></a>00132 <span class="keywordflow">if</span> (!<a class="code" href="classPxHeightFieldGeometry.html#de90caef2f95d56481d625ffba6ad918" title="The height field data.">heightField</a>)
<a name="l00133"></a>00133 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00134"></a>00134
<a name="l00135"></a>00135 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00136"></a>00136 }
<a name="l00137"></a>00137
<a name="l00138"></a>00138 <span class="preprocessor">#if !PX_DOXYGEN</span>
<a name="l00139"></a>00139 <span class="preprocessor"></span>} <span class="comment">// namespace physx</span>
<a name="l00140"></a>00140 <span class="preprocessor">#endif</span>
<a name="l00141"></a>00141 <span class="preprocessor"></span>
<a name="l00143"></a>00143 <span class="preprocessor">#endif</span>
</pre></div></div>
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