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<h1>PxMeshScale.h</h1><a href="PxMeshScale_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// This code contains NVIDIA Confidential Information and is disclosed to you</span>
<a name="l00002"></a>00002 <span class="comment">// under a form of NVIDIA software license agreement provided separately to you.</span>
<a name="l00003"></a>00003 <span class="comment">//</span>
<a name="l00004"></a>00004 <span class="comment">// Notice</span>
<a name="l00005"></a>00005 <span class="comment">// NVIDIA Corporation and its licensors retain all intellectual property and</span>
<a name="l00006"></a>00006 <span class="comment">// proprietary rights in and to this software and related documentation and</span>
<a name="l00007"></a>00007 <span class="comment">// any modifications thereto. Any use, reproduction, disclosure, or</span>
<a name="l00008"></a>00008 <span class="comment">// distribution of this software and related documentation without an express</span>
<a name="l00009"></a>00009 <span class="comment">// license agreement from NVIDIA Corporation is strictly prohibited.</span>
<a name="l00010"></a>00010 <span class="comment">//</span>
<a name="l00011"></a>00011 <span class="comment">// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES</span>
<a name="l00012"></a>00012 <span class="comment">// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO</span>
<a name="l00013"></a>00013 <span class="comment">// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,</span>
<a name="l00014"></a>00014 <span class="comment">// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.</span>
<a name="l00015"></a>00015 <span class="comment">//</span>
<a name="l00016"></a>00016 <span class="comment">// Information and code furnished is believed to be accurate and reliable.</span>
<a name="l00017"></a>00017 <span class="comment">// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such</span>
<a name="l00018"></a>00018 <span class="comment">// information or for any infringement of patents or other rights of third parties that may</span>
<a name="l00019"></a>00019 <span class="comment">// result from its use. No license is granted by implication or otherwise under any patent</span>
<a name="l00020"></a>00020 <span class="comment">// or patent rights of NVIDIA Corporation. Details are subject to change without notice.</span>
<a name="l00021"></a>00021 <span class="comment">// This code supersedes and replaces all information previously supplied.</span>
<a name="l00022"></a>00022 <span class="comment">// NVIDIA Corporation products are not authorized for use as critical</span>
<a name="l00023"></a>00023 <span class="comment">// components in life support devices or systems without express written approval of</span>
<a name="l00024"></a>00024 <span class="comment">// NVIDIA Corporation.</span>
<a name="l00025"></a>00025 <span class="comment">//</span>
<a name="l00026"></a>00026 <span class="comment">// Copyright (c) 2008-2017 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_MESHSCALE</span>
<a name="l00032"></a>00032 <span class="preprocessor"></span><span class="preprocessor">#define PX_PHYSICS_NX_MESHSCALE</span>
<a name="l00033"></a>00033 <span class="preprocessor"></span>
<a name="l00037"></a>00037 <span class="preprocessor">#include "<a class="code" href="PxPhysXCommonConfig_8h.html">common/PxPhysXCommonConfig.h</a>"</span>
<a name="l00038"></a>00038 <span class="preprocessor">#include "<a class="code" href="PxMat33_8h.html">foundation/PxMat33.h</a>"</span>
<a name="l00039"></a>00039 <span class="preprocessor">#include "<a class="code" href="PxAssert_8h.html">foundation/PxAssert.h</a>"</span>
<a name="l00040"></a>00040
<a name="l00043"></a><a class="code" href="group__geomutils.html#g5be09a494ce1f8aa8e8b986e82fc06d8">00043</a> <span class="preprocessor">#define PX_MESH_SCALE_MIN 1e-6f</span>
<a name="l00044"></a>00044 <span class="preprocessor"></span>
<a name="l00047"></a><a class="code" href="group__geomutils.html#gaaa6a4b8b94e1bcce0bedb92d873b57e">00047</a> <span class="preprocessor">#define PX_MESH_SCALE_MAX 1e6f</span>
<a name="l00048"></a>00048 <span class="preprocessor"></span>
<a name="l00049"></a>00049 <span class="preprocessor">#if !PX_DOXYGEN</span>
<a name="l00050"></a>00050 <span class="preprocessor"></span><span class="keyword">namespace </span>physx
<a name="l00051"></a>00051 {
<a name="l00052"></a>00052 <span class="preprocessor">#endif</span>
<a name="l00053"></a>00053 <span class="preprocessor"></span>
<a name="l00068"></a><a class="code" href="classPxMeshScale.html">00068</a> <span class="keyword">class </span><a class="code" href="classPxMeshScale.html" title="A class expressing a nonuniform scaling transformation.">PxMeshScale</a>
<a name="l00069"></a>00069 {
<a name="l00070"></a>00070 <span class="comment">//= ATTENTION! =====================================================================================</span>
<a name="l00071"></a>00071 <span class="comment">// Changing the data layout of this class breaks the binary serialization format. See comments for </span>
<a name="l00072"></a>00072 <span class="comment">// PX_BINARY_SERIAL_VERSION. If a modification is required, please adjust the getBinaryMetaData </span>
<a name="l00073"></a>00073 <span class="comment">// function. If the modification is made on a custom branch, please change PX_BINARY_SERIAL_VERSION</span>
<a name="l00074"></a>00074 <span class="comment">// accordingly.</span>
<a name="l00075"></a>00075 <span class="comment">//==================================================================================================</span>
<a name="l00076"></a>00076 <span class="keyword">public</span>:
<a name="l00080"></a><a class="code" href="classPxMeshScale.html#e61dcd43ff73b52319a187e029906657">00080</a> <a class="code" href="group__foundation.html#g6e444d58dbf1459261fadc9b79594f63">PX_CUDA_CALLABLE</a> <a class="code" href="group__foundation.html#g6a774eed3cad34b0f636332a3d28c6bb">PX_FORCE_INLINE</a> <a class="code" href="classPxMeshScale.html" title="A class expressing a nonuniform scaling transformation.">PxMeshScale</a>(): scale(1.0f), rotation(<a class="code" href="group__foundation.html#gg70160ca5bbafef277790b3e0f12baf3895e14c69af8048aedd218cd6e96ad50f">PxIdentity</a>)
<a name="l00081"></a>00081 {
<a name="l00082"></a>00082 }
<a name="l00083"></a>00083
<a name="l00087"></a><a class="code" href="classPxMeshScale.html#073dcde32362dd33ba16db1375d32ded">00087</a> <span class="keyword">explicit</span> <a class="code" href="group__foundation.html#g6e444d58dbf1459261fadc9b79594f63">PX_CUDA_CALLABLE</a> <a class="code" href="group__foundation.html#g6a774eed3cad34b0f636332a3d28c6bb">PX_FORCE_INLINE</a> <a class="code" href="classPxMeshScale.html" title="A class expressing a nonuniform scaling transformation.">PxMeshScale</a>(<a class="code" href="namespacephysx.html#727d2d8426e2a21ebbc522fa65c3f97a">PxReal</a> r): scale(r), rotation(<a class="code" href="group__foundation.html#gg70160ca5bbafef277790b3e0f12baf3895e14c69af8048aedd218cd6e96ad50f">PxIdentity</a>)
<a name="l00088"></a>00088 {
<a name="l00089"></a>00089 }
<a name="l00090"></a>00090
<a name="l00094"></a><a class="code" href="classPxMeshScale.html#861aff2d78563d1e844d5cb6a34057c6">00094</a> <a class="code" href="group__foundation.html#g6e444d58dbf1459261fadc9b79594f63">PX_CUDA_CALLABLE</a> <a class="code" href="group__foundation.html#g6a774eed3cad34b0f636332a3d28c6bb">PX_FORCE_INLINE</a> <a class="code" href="classPxMeshScale.html" title="A class expressing a nonuniform scaling transformation.">PxMeshScale</a>(<span class="keyword">const</span> <a class="code" href="classPxVec3.html" title="3 Element vector class.">PxVec3</a>& s)
<a name="l00095"></a>00095 {
<a name="l00096"></a>00096 scale = s;
<a name="l00097"></a>00097 rotation = <a class="code" href="classPxQuat.html" title="This is a quaternion class. For more information on quaternion mathematics consult...">PxQuat</a>(<a class="code" href="group__foundation.html#gg70160ca5bbafef277790b3e0f12baf3895e14c69af8048aedd218cd6e96ad50f">PxIdentity</a>);
<a name="l00098"></a>00098 }
<a name="l00099"></a>00099
<a name="l00103"></a><a class="code" href="classPxMeshScale.html#5187c2f3e63fea4fc8913630429779c3">00103</a> <a class="code" href="group__foundation.html#g6e444d58dbf1459261fadc9b79594f63">PX_CUDA_CALLABLE</a> <a class="code" href="group__foundation.html#g6a774eed3cad34b0f636332a3d28c6bb">PX_FORCE_INLINE</a> <a class="code" href="classPxMeshScale.html" title="A class expressing a nonuniform scaling transformation.">PxMeshScale</a>(<span class="keyword">const</span> <a class="code" href="classPxVec3.html" title="3 Element vector class.">PxVec3</a>& s, <span class="keyword">const</span> <a class="code" href="classPxQuat.html" title="This is a quaternion class. For more information on quaternion mathematics consult...">PxQuat</a>& r)
<a name="l00104"></a>00104 {
<a name="l00105"></a>00105 <a class="code" href="group__foundation.html#g4a83a657390b324a460f14684e5accee">PX_ASSERT</a>(r.<a class="code" href="classPxQuat.html#3890ca4efba038ab0fc84bb39c5267db" title="returns true if finite and magnitude is close to unit">isUnit</a>());
<a name="l00106"></a>00106 scale = s;
<a name="l00107"></a>00107 rotation = r;
<a name="l00108"></a>00108 }
<a name="l00109"></a>00109
<a name="l00110"></a>00110
<a name="l00114"></a><a class="code" href="classPxMeshScale.html#8f7835837651faf5b74d3ee94b6901d7">00114</a> <a class="code" href="group__foundation.html#g6e444d58dbf1459261fadc9b79594f63">PX_CUDA_CALLABLE</a> <a class="code" href="group__foundation.html#g6a774eed3cad34b0f636332a3d28c6bb">PX_FORCE_INLINE</a> <span class="keywordtype">bool</span> isIdentity()<span class="keyword"> const</span>
<a name="l00115"></a>00115 <span class="keyword"> </span>{
<a name="l00116"></a>00116 <span class="keywordflow">return</span> (scale.x == 1.0f && scale.y == 1.0f && scale.z == 1.0f);
<a name="l00117"></a>00117 }
<a name="l00118"></a>00118
<a name="l00122"></a><a class="code" href="classPxMeshScale.html#b6a550b31ba9d77b00400cbb7126a7b5">00122</a> <a class="code" href="group__foundation.html#g6e444d58dbf1459261fadc9b79594f63">PX_CUDA_CALLABLE</a> <a class="code" href="group__foundation.html#g6a774eed3cad34b0f636332a3d28c6bb">PX_FORCE_INLINE</a> <a class="code" href="classPxMeshScale.html" title="A class expressing a nonuniform scaling transformation.">PxMeshScale</a> getInverse()<span class="keyword"> const </span>
<a name="l00123"></a>00123 <span class="keyword"> </span>{
<a name="l00124"></a>00124 <span class="keywordflow">return</span> <a class="code" href="classPxMeshScale.html" title="A class expressing a nonuniform scaling transformation.">PxMeshScale</a>(<a class="code" href="classPxVec3.html" title="3 Element vector class.">PxVec3</a>(1.0f/scale.x, 1.0f/scale.y, 1.0f/scale.z), rotation);
<a name="l00125"></a>00125 }
<a name="l00126"></a>00126
<a name="l00130"></a><a class="code" href="classPxMeshScale.html#e2b26c0cb36188e42f532f8c22024a71">00130</a> <a class="code" href="group__foundation.html#g6e444d58dbf1459261fadc9b79594f63">PX_CUDA_CALLABLE</a> <a class="code" href="group__foundation.html#g6a774eed3cad34b0f636332a3d28c6bb">PX_FORCE_INLINE</a> <a class="code" href="classPxMat33.html" title="3x3 matrix class">PxMat33</a> toMat33()<span class="keyword"> const </span>
<a name="l00131"></a>00131 <span class="keyword"> </span>{
<a name="l00132"></a>00132 <a class="code" href="classPxMat33.html" title="3x3 matrix class">PxMat33</a> rot(rotation);
<a name="l00133"></a>00133 <a class="code" href="classPxMat33.html" title="3x3 matrix class">PxMat33</a> trans = rot.<a class="code" href="classPxMat33.html#4ac2e5e46952e91a18126a5de02d2697" title="Get transposed matrix.">getTranspose</a>();
<a name="l00134"></a>00134 trans.<a class="code" href="classPxMat33.html#89d12d4e50ffc5ef8e480bdd3dadb78a">column0</a> *= scale[0];
<a name="l00135"></a>00135 trans.<a class="code" href="classPxMat33.html#62f190479e12e7b9ec5cf831b23c95e9">column1</a> *= scale[1];
<a name="l00136"></a>00136 trans.<a class="code" href="classPxMat33.html#9af2a3d4f9cca979c3e46a6406de6957">column2</a> *= scale[2];
<a name="l00137"></a>00137 <span class="keywordflow">return</span> trans * rot;
<a name="l00138"></a>00138 }
<a name="l00139"></a>00139
<a name="l00143"></a><a class="code" href="classPxMeshScale.html#97297ffe7d5de702b70df7e3c7050274">00143</a> <a class="code" href="group__foundation.html#g6e444d58dbf1459261fadc9b79594f63">PX_CUDA_CALLABLE</a> <a class="code" href="group__foundation.html#g6a774eed3cad34b0f636332a3d28c6bb">PX_FORCE_INLINE</a> <span class="keywordtype">bool</span> hasNegativeDeterminant()<span class="keyword"> const</span>
<a name="l00144"></a>00144 <span class="keyword"> </span>{
<a name="l00145"></a>00145 <span class="keywordflow">return</span> (scale.x * scale.y * scale.z < 0.0f);
<a name="l00146"></a>00146 }
<a name="l00147"></a>00147
<a name="l00148"></a><a class="code" href="classPxMeshScale.html#9750f18491c9bff546f62b7f999883df">00148</a> <a class="code" href="classPxVec3.html" title="3 Element vector class.">PxVec3</a> transform(<span class="keyword">const</span> <a class="code" href="classPxVec3.html" title="3 Element vector class.">PxVec3</a>& v)<span class="keyword"> const</span>
<a name="l00149"></a>00149 <span class="keyword"> </span>{
<a name="l00150"></a>00150 <span class="keywordflow">return</span> rotation.rotateInv(scale.multiply(rotation.rotate(v)));
<a name="l00151"></a>00151 }
<a name="l00152"></a>00152
<a name="l00153"></a><a class="code" href="classPxMeshScale.html#6c8b93430301371e3c5c60fed3e53c3b">00153</a> <span class="keywordtype">bool</span> isValidForTriangleMesh()<span class="keyword"> const</span>
<a name="l00154"></a>00154 <span class="keyword"> </span>{
<a name="l00155"></a>00155 <a class="code" href="classPxVec3.html" title="3 Element vector class.">PxVec3</a> absXYZ = scale.abs();
<a name="l00156"></a>00156 <span class="keywordflow">return</span> (absXYZ.<a class="code" href="classPxVec3.html#6f31dfee4f75a05884c6e4f511e21142" title="returns MAX(x, y, z);">maxElement</a>() <= <a class="code" href="group__geomutils.html#gaaa6a4b8b94e1bcce0bedb92d873b57e" title="Maximum allowed absolute magnitude for each of mesh scale&#39;s components (x,y,z)...">PX_MESH_SCALE_MAX</a>) && (absXYZ.<a class="code" href="classPxVec3.html#cb26d5ad522e925245a3b16f76df4b51" title="returns MIN(x, y, z);">minElement</a>() >= <a class="code" href="group__geomutils.html#g5be09a494ce1f8aa8e8b986e82fc06d8" title="Minimum allowed absolute magnitude for each of mesh scale&#39;s components (x,y,z)...">PX_MESH_SCALE_MIN</a>);
<a name="l00157"></a>00157 }
<a name="l00158"></a>00158
<a name="l00159"></a><a class="code" href="classPxMeshScale.html#4101dcecd21337bd95b3ca1fb52d1e1d">00159</a> <span class="keywordtype">bool</span> isValidForConvexMesh()<span class="keyword"> const</span>
<a name="l00160"></a>00160 <span class="keyword"> </span>{
<a name="l00161"></a>00161 <span class="keywordflow">return</span> (scale.maxElement() <= <a class="code" href="group__geomutils.html#gaaa6a4b8b94e1bcce0bedb92d873b57e" title="Maximum allowed absolute magnitude for each of mesh scale&#39;s components (x,y,z)...">PX_MESH_SCALE_MAX</a>) && (scale.minElement() >= <a class="code" href="group__geomutils.html#g5be09a494ce1f8aa8e8b986e82fc06d8" title="Minimum allowed absolute magnitude for each of mesh scale&#39;s components (x,y,z)...">PX_MESH_SCALE_MIN</a>);
<a name="l00162"></a>00162 }
<a name="l00163"></a>00163
<a name="l00164"></a><a class="code" href="classPxMeshScale.html#12f2dbcf5214c4c5956dab0e75831449">00164</a> <a class="code" href="classPxVec3.html" title="3 Element vector class.">PxVec3</a> scale;
<a name="l00165"></a><a class="code" href="classPxMeshScale.html#63902c04c9a3f326b5f969fa931e53fd">00165</a> <a class="code" href="classPxQuat.html" title="This is a quaternion class. For more information on quaternion mathematics consult...">PxQuat</a> rotation;
<a name="l00166"></a>00166
<a name="l00167"></a>00167
<a name="l00168"></a>00168 };
<a name="l00169"></a>00169
<a name="l00170"></a>00170 <span class="preprocessor">#if !PX_DOXYGEN</span>
<a name="l00171"></a>00171 <span class="preprocessor"></span>} <span class="comment">// namespace physx</span>
<a name="l00172"></a>00172 <span class="preprocessor">#endif</span>
<a name="l00173"></a>00173 <span class="preprocessor"></span>
<a name="l00175"></a>00175 <span class="preprocessor">#endif</span>
</pre></div></div>
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