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doxygen="_cgi:http://www.nevrax.org/cgi-bin/nel-search.cgi" href="http://www.nevrax.org/cgi-bin/nel-search.cgi">Search</a> </center> +<hr><h1>matrix_3x4.h</h1><a href="matrix__3x4_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 +00007 <font class="comment">/* Copyright, 2000-2002 Nevrax Ltd.</font> +00008 <font class="comment"> *</font> +00009 <font class="comment"> * This file is part of NEVRAX NEL.</font> +00010 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font> +00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font> +00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font> +00013 <font class="comment"> * any later version.</font> +00014 <font class="comment"></font> +00015 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font> +00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font> +00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font> +00018 <font class="comment"> * General Public License for more details.</font> +00019 <font class="comment"></font> +00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font> +00021 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font> +00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font> +00023 <font class="comment"> * MA 02111-1307, USA.</font> +00024 <font class="comment"> */</font> +00025 +00026 <font class="preprocessor">#ifndef NL_MATRIX_3X4_H</font> +00027 <font class="preprocessor"></font><font class="preprocessor">#define NL_MATRIX_3X4_H</font> +00028 <font class="preprocessor"></font> +00029 <font class="preprocessor">#include "<a class="code" href="types__nl_8h.html">nel/misc/types_nl.h</a>"</font> +00030 +00031 +00032 <font class="keyword">namespace </font>NL3D +00033 { +00034 +00035 +00036 <font class="comment">// ***************************************************************************</font> +00037 <font class="comment">// ***************************************************************************</font> +00038 <font class="comment">// STD Matrix</font> +00039 <font class="comment">// ***************************************************************************</font> +00040 <font class="comment">// ***************************************************************************</font> +00041 +00042 +00043 <font class="comment">// ***************************************************************************</font> +<a name="l00050"></a><a class="code" href="classNL3D_1_1CMatrix3x4.html">00050</a> <font class="comment"></font><font class="keyword">class </font>CMatrix3x4 +00051 { +00052 <font class="keyword">public</font>: +00053 <font class="comment">// Order them in memory line first, for faster memory access.</font> +<a name="l00054"></a><a class="code" href="classNL3D_1_1CMatrix3x4.html#m3">00054</a> <font class="keywordtype">float</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#m0">a11</a>, <a class="code" href="classNL3D_1_1CMatrix3x4.html#m1">a12</a>, <a class="code" href="classNL3D_1_1CMatrix3x4.html#m2">a13</a>, <a class="code" href="classNL3D_1_1CMatrix3x4.html#m3">a14</a>; +<a name="l00055"></a><a class="code" href="classNL3D_1_1CMatrix3x4.html#m7">00055</a> <font class="keywordtype">float</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#m4">a21</a>, <a class="code" href="classNL3D_1_1CMatrix3x4.html#m5">a22</a>, <a class="code" href="classNL3D_1_1CMatrix3x4.html#m6">a23</a>, <a class="code" href="classNL3D_1_1CMatrix3x4.html#m7">a24</a>; +<a name="l00056"></a><a class="code" href="classNL3D_1_1CMatrix3x4.html#m11">00056</a> <font class="keywordtype">float</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#m8">a31</a>, <a class="code" href="classNL3D_1_1CMatrix3x4.html#m9">a32</a>, <a class="code" href="classNL3D_1_1CMatrix3x4.html#m10">a33</a>, <a class="code" href="classNL3D_1_1CMatrix3x4.html#m11">a34</a>; +00057 +00058 <font class="comment">// Copy from a matrix.</font> +<a name="l00059"></a><a class="code" href="classNL3D_1_1CMatrix3x4.html#a0">00059</a> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#a0">set</a>(<font class="keyword">const</font> CMatrix &mat) +00060 { +00061 <font class="keyword">const</font> <font class="keywordtype">float</font> *m =mat.get(); +00062 <a class="code" href="classNL3D_1_1CMatrix3x4.html#m0">a11</a>= m[0]; <a class="code" href="classNL3D_1_1CMatrix3x4.html#m1">a12</a>= m[4]; <a class="code" href="classNL3D_1_1CMatrix3x4.html#m2">a13</a>= m[8] ; <a class="code" href="classNL3D_1_1CMatrix3x4.html#m3">a14</a>= m[12]; +00063 <a class="code" href="classNL3D_1_1CMatrix3x4.html#m4">a21</a>= m[1]; <a class="code" href="classNL3D_1_1CMatrix3x4.html#m5">a22</a>= m[5]; <a class="code" href="classNL3D_1_1CMatrix3x4.html#m6">a23</a>= m[9] ; <a class="code" href="classNL3D_1_1CMatrix3x4.html#m7">a24</a>= m[13]; +00064 <a class="code" href="classNL3D_1_1CMatrix3x4.html#m8">a31</a>= m[2]; <a class="code" href="classNL3D_1_1CMatrix3x4.html#m9">a32</a>= m[6]; <a class="code" href="classNL3D_1_1CMatrix3x4.html#m10">a33</a>= m[10]; <a class="code" href="classNL3D_1_1CMatrix3x4.html#m11">a34</a>= m[14]; +00065 } +00066 +00067 +00068 <font class="comment">// mulSetvector. NB: in should be different as v!! (else don't work).</font> +<a name="l00069"></a><a class="code" href="classNL3D_1_1CMatrix3x4.html#a1">00069</a> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#a1">mulSetVector</a>(<font class="keyword">const</font> CVector &in, CVector &out) +00070 { +00071 out.x= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m0">a11</a>*in.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m1">a12</a>*in.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m2">a13</a>*in.z); +00072 out.y= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m4">a21</a>*in.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m5">a22</a>*in.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m6">a23</a>*in.z); +00073 out.z= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m8">a31</a>*in.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m9">a32</a>*in.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m10">a33</a>*in.z); +00074 } +00075 <font class="comment">// mulSetpoint. NB: in should be different as v!! (else don't work).</font> +<a name="l00076"></a><a class="code" href="classNL3D_1_1CMatrix3x4.html#a2">00076</a> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#a2">mulSetPoint</a>(<font class="keyword">const</font> CVector &in, CVector &out) +00077 { +00078 out.x= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m0">a11</a>*in.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m1">a12</a>*in.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m2">a13</a>*in.z + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m3">a14</a>); +00079 out.y= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m4">a21</a>*in.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m5">a22</a>*in.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m6">a23</a>*in.z + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m7">a24</a>); +00080 out.z= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m8">a31</a>*in.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m9">a32</a>*in.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m10">a33</a>*in.z + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m11">a34</a>); +00081 } +00082 +00083 +00084 <font class="comment">// mulSetvector. NB: in should be different as v!! (else don't work).</font> +<a name="l00085"></a><a class="code" href="classNL3D_1_1CMatrix3x4.html#a3">00085</a> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#a1">mulSetVector</a>(<font class="keyword">const</font> CVector &in, <font class="keywordtype">float</font> scale, CVector &out) +00086 { +00087 out.x= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m0">a11</a>*in.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m1">a12</a>*in.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m2">a13</a>*in.z) * scale; +00088 out.y= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m4">a21</a>*in.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m5">a22</a>*in.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m6">a23</a>*in.z) * scale; +00089 out.z= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m8">a31</a>*in.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m9">a32</a>*in.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m10">a33</a>*in.z) * scale; +00090 } +00091 <font class="comment">// mulSetpoint. NB: in should be different as v!! (else don't work).</font> +<a name="l00092"></a><a class="code" href="classNL3D_1_1CMatrix3x4.html#a4">00092</a> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#a2">mulSetPoint</a>(<font class="keyword">const</font> CVector &in, <font class="keywordtype">float</font> scale, CVector &out) +00093 { +00094 out.x= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m0">a11</a>*in.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m1">a12</a>*in.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m2">a13</a>*in.z + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m3">a14</a>) * scale; +00095 out.y= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m4">a21</a>*in.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m5">a22</a>*in.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m6">a23</a>*in.z + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m7">a24</a>) * scale; +00096 out.z= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m8">a31</a>*in.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m9">a32</a>*in.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m10">a33</a>*in.z + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m11">a34</a>) * scale; +00097 } +00098 +00099 +00100 <font class="comment">// mulAddvector. NB: in should be different as v!! (else don't work).</font> +<a name="l00101"></a><a class="code" href="classNL3D_1_1CMatrix3x4.html#a5">00101</a> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#a5">mulAddVector</a>(<font class="keyword">const</font> CVector &in, <font class="keywordtype">float</font> scale, CVector &out) +00102 { +00103 out.x+= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m0">a11</a>*in.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m1">a12</a>*in.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m2">a13</a>*in.z) * scale; +00104 out.y+= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m4">a21</a>*in.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m5">a22</a>*in.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m6">a23</a>*in.z) * scale; +00105 out.z+= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m8">a31</a>*in.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m9">a32</a>*in.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m10">a33</a>*in.z) * scale; +00106 } +00107 <font class="comment">// mulAddpoint. NB: in should be different as v!! (else don't work).</font> +<a name="l00108"></a><a class="code" href="classNL3D_1_1CMatrix3x4.html#a6">00108</a> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#a6">mulAddPoint</a>(<font class="keyword">const</font> CVector &in, <font class="keywordtype">float</font> scale, CVector &out) +00109 { +00110 out.x+= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m0">a11</a>*in.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m1">a12</a>*in.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m2">a13</a>*in.z + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m3">a14</a>) * scale; +00111 out.y+= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m4">a21</a>*in.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m5">a22</a>*in.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m6">a23</a>*in.z + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m7">a24</a>) * scale; +00112 out.z+= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m8">a31</a>*in.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m9">a32</a>*in.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m10">a33</a>*in.z + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m11">a34</a>) * scale; +00113 } +00114 +00115 +00116 +00117 }; +00118 +00119 +00120 <font class="comment">// ***************************************************************************</font> +00121 <font class="comment">// ***************************************************************************</font> +00122 <font class="comment">// SSE Matrix</font> +00123 <font class="comment">// ***************************************************************************</font> +00124 <font class="comment">// ***************************************************************************</font> +00125 +00126 +00127 <font class="comment">// ***************************************************************************</font> +00128 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font> +00129 <font class="preprocessor"></font> +00130 <font class="comment">//#define NL_DebugSSE</font> +00131 <font class="comment">//#define NL_DebugSSENoSkin</font> +00132 +00133 +00134 <font class="comment">// For fast vector/point multiplication.</font> +00135 <font class="keyword">class </font>CMatrix3x4SSE +00136 { +00137 <font class="keyword">public</font>: +00138 <font class="comment">// Order them in memory column first, for SSE column multiplication.</font> +00139 <font class="keywordtype">float</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#m0">a11</a>, <a class="code" href="classNL3D_1_1CMatrix3x4.html#m4">a21</a>, <a class="code" href="classNL3D_1_1CMatrix3x4.html#m8">a31</a>, a41; +00140 <font class="keywordtype">float</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#m1">a12</a>, <a class="code" href="classNL3D_1_1CMatrix3x4.html#m5">a22</a>, <a class="code" href="classNL3D_1_1CMatrix3x4.html#m9">a32</a>, a42; +00141 <font class="keywordtype">float</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#m2">a13</a>, <a class="code" href="classNL3D_1_1CMatrix3x4.html#m6">a23</a>, <a class="code" href="classNL3D_1_1CMatrix3x4.html#m10">a33</a>, a43; +00142 <font class="keywordtype">float</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#m3">a14</a>, <a class="code" href="classNL3D_1_1CMatrix3x4.html#m7">a24</a>, <a class="code" href="classNL3D_1_1CMatrix3x4.html#m11">a34</a>, a44; +00143 +00144 <font class="comment">// Copy from a matrix.</font> +00145 <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#a0">set</a>(<font class="keyword">const</font> CMatrix &mat) +00146 { +00147 <font class="keyword">const</font> <font class="keywordtype">float</font> *m =mat.get(); +00148 <a class="code" href="classNL3D_1_1CMatrix3x4.html#m0">a11</a>= m[0]; <a class="code" href="classNL3D_1_1CMatrix3x4.html#m1">a12</a>= m[4]; <a class="code" href="classNL3D_1_1CMatrix3x4.html#m2">a13</a>= m[8] ; <a class="code" href="classNL3D_1_1CMatrix3x4.html#m3">a14</a>= m[12]; +00149 <a class="code" href="classNL3D_1_1CMatrix3x4.html#m4">a21</a>= m[1]; <a class="code" href="classNL3D_1_1CMatrix3x4.html#m5">a22</a>= m[5]; <a class="code" href="classNL3D_1_1CMatrix3x4.html#m6">a23</a>= m[9] ; <a class="code" href="classNL3D_1_1CMatrix3x4.html#m7">a24</a>= m[13]; +00150 <a class="code" href="classNL3D_1_1CMatrix3x4.html#m8">a31</a>= m[2]; <a class="code" href="classNL3D_1_1CMatrix3x4.html#m9">a32</a>= m[6]; <a class="code" href="classNL3D_1_1CMatrix3x4.html#m10">a33</a>= m[10]; <a class="code" href="classNL3D_1_1CMatrix3x4.html#m11">a34</a>= m[14]; +00151 <font class="comment">// not used.</font> +00152 <font class="comment">//a41= 0 ; a42= 0 ; a43= 0 ; a44= 1; </font> +00153 } +00154 +00155 +00156 <font class="comment">// mulSetvector. NB: in should be different as v!! (else don't work).</font> +00157 <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#a1">mulSetVector</a>(<font class="keyword">const</font> CVector &vin, CVector &vout) +00158 { +00159 <font class="preprocessor"> #ifndef NL_DebugSSE</font> +00160 <font class="preprocessor"></font> __asm +00161 { +00162 mov eax, vin +00163 mov ebx, <font class="keyword">this</font> +00164 mov edi, vout +00165 <font class="comment">// Load in vector in op[0]</font> +00166 movss xmm0, [eax]vin.x +00167 movss xmm1, [eax]vin.y +00168 movss xmm2, [eax]vin.z +00169 <font class="comment">// Expand op[0] to op[1], op[2], op[3]</font> +00170 shufps xmm0, xmm0, 0 +00171 shufps xmm1, xmm1, 0 +00172 shufps xmm2, xmm2, 0 +00173 <font class="comment">// Mul each vector with 3 Matrix column</font> +00174 mulps xmm0, [ebx]<font class="keyword">this</font>.a11 +00175 mulps xmm1, [ebx]<font class="keyword">this</font>.a12 +00176 mulps xmm2, [ebx]<font class="keyword">this</font>.a13 +00177 <font class="comment">// Add each column vector.</font> +00178 addps xmm0, xmm1 +00179 addps xmm0, xmm2 +00180 +00181 <font class="comment">// write the result.</font> +00182 movss [edi]vout.x, xmm0 +00183 shufps xmm0, xmm0, 33 +00184 movss [edi]vout.y, xmm0 +00185 movhlps xmm0, xmm0 +00186 movss [edi]vout.z, xmm0 +00187 } +00188 <font class="preprocessor"> #elif !defined (NL_DebugSSENoSkin)</font> +00189 <font class="preprocessor"></font> vout.x= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m0">a11</a>*vin.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m1">a12</a>*vin.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m2">a13</a>*vin.z); +00190 vout.y= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m4">a21</a>*vin.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m5">a22</a>*vin.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m6">a23</a>*vin.z); +00191 vout.z= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m8">a31</a>*vin.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m9">a32</a>*vin.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m10">a33</a>*vin.z); +00192 <font class="preprocessor"> #else</font> +00193 <font class="preprocessor"></font> vout= vin; +00194 <font class="preprocessor"> #endif</font> +00195 <font class="preprocessor"></font> } +00196 <font class="comment">// mulSetpoint. NB: in should be different as v!! (else don't work).</font> +00197 <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#a2">mulSetPoint</a>(<font class="keyword">const</font> CVector &vin, CVector &vout) +00198 { +00199 <font class="preprocessor"> #ifndef NL_DebugSSE</font> +00200 <font class="preprocessor"></font> __asm +00201 { +00202 mov eax, vin +00203 mov ebx, <font class="keyword">this</font> +00204 mov edi, vout +00205 <font class="comment">// Load in vector in op[0]</font> +00206 movss xmm0, [eax]vin.x +00207 movss xmm1, [eax]vin.y +00208 movss xmm2, [eax]vin.z +00209 <font class="comment">// Expand op[0] to op[1], op[2], op[3]</font> +00210 shufps xmm0, xmm0, 0 +00211 shufps xmm1, xmm1, 0 +00212 shufps xmm2, xmm2, 0 +00213 <font class="comment">// Mul each vector with 3 Matrix column</font> +00214 mulps xmm0, [ebx]<font class="keyword">this</font>.a11 +00215 mulps xmm1, [ebx]<font class="keyword">this</font>.a12 +00216 mulps xmm2, [ebx]<font class="keyword">this</font>.a13 +00217 <font class="comment">// Add each column vector.</font> +00218 addps xmm0, xmm1 +00219 addps xmm0, xmm2 +00220 <font class="comment">// Add Matrix translate column vector</font> +00221 addps xmm0, [ebx]<font class="keyword">this</font>.a14 +00222 +00223 <font class="comment">// write the result.</font> +00224 movss [edi]vout.x, xmm0 +00225 shufps xmm0, xmm0, 33 +00226 movss [edi]vout.y, xmm0 +00227 movhlps xmm0, xmm0 +00228 movss [edi]vout.z, xmm0 +00229 } +00230 <font class="preprocessor"> #elif !defined (NL_DebugSSENoSkin)</font> +00231 <font class="preprocessor"></font> vout.x= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m0">a11</a>*vin.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m1">a12</a>*vin.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m2">a13</a>*vin.z + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m3">a14</a>); +00232 vout.y= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m4">a21</a>*vin.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m5">a22</a>*vin.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m6">a23</a>*vin.z + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m7">a24</a>); +00233 vout.z= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m8">a31</a>*vin.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m9">a32</a>*vin.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m10">a33</a>*vin.z + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m11">a34</a>); +00234 <font class="preprocessor"> #else</font> +00235 <font class="preprocessor"></font> vout= vin; +00236 <font class="preprocessor"> #endif</font> +00237 <font class="preprocessor"></font> } +00238 +00239 +00240 <font class="comment">// mulSetvector. NB: vin should be different as v!! (else don't work).</font> +00241 <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#a1">mulSetVector</a>(<font class="keyword">const</font> CVector &vin, <font class="keywordtype">float</font> scale, CVector &vout) +00242 { +00243 <font class="preprocessor"> #ifndef NL_DebugSSE</font> +00244 <font class="preprocessor"></font> __asm +00245 { +00246 mov eax, vin +00247 mov ebx, <font class="keyword">this</font> +00248 mov edi, vout +00249 <font class="comment">// Load in vector in op[0]</font> +00250 movss xmm0, [eax]vin.x +00251 movss xmm1, [eax]vin.y +00252 movss xmm2, [eax]vin.z +00253 <font class="comment">// Load scale in op[0]</font> +00254 movss xmm3, scale +00255 <font class="comment">// Expand op[0] to op[1], op[2], op[3]</font> +00256 shufps xmm0, xmm0, 0 +00257 shufps xmm1, xmm1, 0 +00258 shufps xmm2, xmm2, 0 +00259 shufps xmm3, xmm3, 0 +00260 <font class="comment">// Store vertex column in other regs.</font> +00261 movaps xmm5, xmm0 +00262 movaps xmm6, xmm1 +00263 movaps xmm7, xmm2 +00264 <font class="comment">// Mul each vector with 3 Matrix column</font> +00265 mulps xmm0, [ebx]<font class="keyword">this</font>.a11 +00266 mulps xmm1, [ebx]<font class="keyword">this</font>.a12 +00267 mulps xmm2, [ebx]<font class="keyword">this</font>.a13 +00268 <font class="comment">// Add each column vector.</font> +00269 addps xmm0, xmm1 +00270 addps xmm0, xmm2 +00271 +00272 <font class="comment">// mul final result with scale</font> +00273 mulps xmm0, xmm3 +00274 +00275 <font class="comment">// store it in xmm4 for future use.</font> +00276 movaps xmm4, xmm0 +00277 } +00278 <font class="preprocessor"> #elif !defined (NL_DebugSSENoSkin)</font> +00279 <font class="preprocessor"></font> vout.x= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m0">a11</a>*vin.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m1">a12</a>*vin.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m2">a13</a>*vin.z) * scale; +00280 vout.y= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m4">a21</a>*vin.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m5">a22</a>*vin.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m6">a23</a>*vin.z) * scale; +00281 vout.z= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m8">a31</a>*vin.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m9">a32</a>*vin.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m10">a33</a>*vin.z) * scale; +00282 <font class="preprocessor"> #else</font> +00283 <font class="preprocessor"></font> vout= vin; +00284 <font class="preprocessor"> #endif</font> +00285 <font class="preprocessor"></font> } +00286 <font class="comment">// mulSetpoint. NB: vin should be different as v!! (else don't work).</font> +00287 <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#a2">mulSetPoint</a>(<font class="keyword">const</font> CVector &vin, <font class="keywordtype">float</font> scale, CVector &vout) +00288 { +00289 <font class="preprocessor"> #ifndef NL_DebugSSE</font> +00290 <font class="preprocessor"></font> __asm +00291 { +00292 mov eax, vin +00293 mov ebx, <font class="keyword">this</font> +00294 mov edi, vout +00295 <font class="comment">// Load in vector in op[0]</font> +00296 movss xmm0, [eax]vin.x +00297 movss xmm1, [eax]vin.y +00298 movss xmm2, [eax]vin.z +00299 <font class="comment">// Load scale in op[0]</font> +00300 movss xmm3, scale +00301 <font class="comment">// Expand op[0] to op[1], op[2], op[3]</font> +00302 shufps xmm0, xmm0, 0 +00303 shufps xmm1, xmm1, 0 +00304 shufps xmm2, xmm2, 0 +00305 shufps xmm3, xmm3, 0 +00306 <font class="comment">// Store vertex column in other regs.</font> +00307 movaps xmm5, xmm0 +00308 movaps xmm6, xmm1 +00309 movaps xmm7, xmm2 +00310 <font class="comment">// Mul each vector with 3 Matrix column</font> +00311 mulps xmm0, [ebx]<font class="keyword">this</font>.a11 +00312 mulps xmm1, [ebx]<font class="keyword">this</font>.a12 +00313 mulps xmm2, [ebx]<font class="keyword">this</font>.a13 +00314 <font class="comment">// Add each column vector.</font> +00315 addps xmm0, xmm1 +00316 addps xmm0, xmm2 +00317 <font class="comment">// Add Matrix translate column vector</font> +00318 addps xmm0, [ebx]<font class="keyword">this</font>.a14 +00319 +00320 <font class="comment">// mul final result with scale</font> +00321 mulps xmm0, xmm3 +00322 +00323 <font class="comment">// store it in xmm4 for future use.</font> +00324 movaps xmm4, xmm0 +00325 } +00326 <font class="preprocessor"> #elif !defined (NL_DebugSSENoSkin)</font> +00327 <font class="preprocessor"></font> vout.x= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m0">a11</a>*vin.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m1">a12</a>*vin.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m2">a13</a>*vin.z + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m3">a14</a>) * scale; +00328 vout.y= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m4">a21</a>*vin.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m5">a22</a>*vin.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m6">a23</a>*vin.z + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m7">a24</a>) * scale; +00329 vout.z= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m8">a31</a>*vin.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m9">a32</a>*vin.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m10">a33</a>*vin.z + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m11">a34</a>) * scale; +00330 <font class="preprocessor"> #else</font> +00331 <font class="preprocessor"></font> vout= vin; +00332 <font class="preprocessor"> #endif</font> +00333 <font class="preprocessor"></font> } +00334 +00335 +00336 <font class="comment">// mulAddvector. NB: vin should be different as v!! (else don't work).</font> +00337 <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#a5">mulAddVector</a>(<font class="keyword">const</font> CVector &vin, <font class="keywordtype">float</font> scale, CVector &vout) +00338 { +00339 <font class="preprocessor"> #ifndef NL_DebugSSE</font> +00340 <font class="preprocessor"></font> __asm +00341 { +00342 mov ebx, <font class="keyword">this</font> +00343 mov edi, vout +00344 <font class="comment">// Load vin vector loaded in mulSetVector</font> +00345 movaps xmm0, xmm5 +00346 movaps xmm1, xmm6 +00347 movaps xmm2, xmm7 +00348 <font class="comment">// Load scale in op[0]</font> +00349 movss xmm3, scale +00350 <font class="comment">// Expand op[0] to op[1], op[2], op[3]</font> +00351 shufps xmm3, xmm3, 0 +00352 <font class="comment">// Mul each vector with 3 Matrix column</font> +00353 mulps xmm0, [ebx]<font class="keyword">this</font>.a11 +00354 mulps xmm1, [ebx]<font class="keyword">this</font>.a12 +00355 mulps xmm2, [ebx]<font class="keyword">this</font>.a13 +00356 <font class="comment">// Add each column vector.</font> +00357 addps xmm0, xmm1 +00358 addps xmm0, xmm2 +00359 +00360 <font class="comment">// mul final result with scale</font> +00361 mulps xmm0, xmm3 +00362 +00363 <font class="comment">// Add result, with prec sum.</font> +00364 addps xmm0, xmm4 +00365 +00366 <font class="comment">// store it in xmm4 for future use.</font> +00367 movaps xmm4, xmm0 +00368 +00369 <font class="comment">// write the result.</font> +00370 movss [edi]vout.x, xmm0 +00371 shufps xmm0, xmm0, 33 +00372 movss [edi]vout.y, xmm0 +00373 movhlps xmm0, xmm0 +00374 movss [edi]vout.z, xmm0 +00375 } +00376 <font class="preprocessor"> #elif !defined (NL_DebugSSENoSkin)</font> +00377 <font class="preprocessor"></font> vout.x+= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m0">a11</a>*vin.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m1">a12</a>*vin.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m2">a13</a>*vin.z) * scale; +00378 vout.y+= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m4">a21</a>*vin.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m5">a22</a>*vin.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m6">a23</a>*vin.z) * scale; +00379 vout.z+= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m8">a31</a>*vin.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m9">a32</a>*vin.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m10">a33</a>*vin.z) * scale; +00380 <font class="preprocessor"> #else</font> +00381 <font class="preprocessor"></font> vout= vin; +00382 <font class="preprocessor"> #endif</font> +00383 <font class="preprocessor"></font> } +00384 <font class="comment">// mulAddpoint. NB: vin should be different as v!! (else don't work).</font> +00385 <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CMatrix3x4.html#a6">mulAddPoint</a>(<font class="keyword">const</font> CVector &vin, <font class="keywordtype">float</font> scale, CVector &vout) +00386 { +00387 <font class="preprocessor"> #ifndef NL_DebugSSE</font> +00388 <font class="preprocessor"></font> __asm +00389 { +00390 mov ebx, <font class="keyword">this</font> +00391 mov edi, vout +00392 <font class="comment">// Load vin vector loaded in mulSetPoint</font> +00393 movaps xmm0, xmm5 +00394 movaps xmm1, xmm6 +00395 movaps xmm2, xmm7 +00396 <font class="comment">// Load scale in op[0]</font> +00397 movss xmm3, scale +00398 <font class="comment">// Expand op[0] to op[1], op[2], op[3]</font> +00399 shufps xmm3, xmm3, 0 +00400 <font class="comment">// Mul each vector with 3 Matrix column</font> +00401 mulps xmm0, [ebx]<font class="keyword">this</font>.a11 +00402 mulps xmm1, [ebx]<font class="keyword">this</font>.a12 +00403 mulps xmm2, [ebx]<font class="keyword">this</font>.a13 +00404 <font class="comment">// Add each column vector.</font> +00405 addps xmm0, xmm1 +00406 addps xmm0, xmm2 +00407 <font class="comment">// Add Matrix translate column vector</font> +00408 addps xmm0, [ebx]<font class="keyword">this</font>.a14 +00409 +00410 <font class="comment">// mul final result with scale</font> +00411 mulps xmm0, xmm3 +00412 +00413 <font class="comment">// Add result, with prec sum.</font> +00414 addps xmm0, xmm4 +00415 +00416 <font class="comment">// store it in xmm4 for future use.</font> +00417 movaps xmm4, xmm0 +00418 +00419 <font class="comment">// write the result.</font> +00420 movss [edi]vout.x, xmm0 +00421 shufps xmm0, xmm0, 33 +00422 movss [edi]vout.y, xmm0 +00423 movhlps xmm0, xmm0 +00424 movss [edi]vout.z, xmm0 +00425 } +00426 <font class="preprocessor"> #elif !defined (NL_DebugSSENoSkin)</font> +00427 <font class="preprocessor"></font> vout.x+= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m0">a11</a>*vin.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m1">a12</a>*vin.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m2">a13</a>*vin.z + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m3">a14</a>) * scale; +00428 vout.y+= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m4">a21</a>*vin.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m5">a22</a>*vin.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m6">a23</a>*vin.z + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m7">a24</a>) * scale; +00429 vout.z+= (<a class="code" href="classNL3D_1_1CMatrix3x4.html#m8">a31</a>*vin.x + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m9">a32</a>*vin.y + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m10">a33</a>*vin.z + <a class="code" href="classNL3D_1_1CMatrix3x4.html#m11">a34</a>) * scale; +00430 <font class="preprocessor"> #else</font> +00431 <font class="preprocessor"></font> vout= vin; +00432 <font class="preprocessor"> #endif</font> +00433 <font class="preprocessor"></font> } +00434 +00435 }; +00436 +00437 <font class="preprocessor">#else // NL_OS_WINDOWS</font> +00438 <font class="preprocessor"></font> +<a name="l00439"></a><a class="code" href="classNL3D_1_1CMatrix3x4SSE.html">00439</a> <font class="keyword">class </font>CMatrix3x4SSE : <font class="keyword">public</font> CMatrix3x4 { }; +00440 <font class="preprocessor">#endif</font> +00441 <font class="preprocessor"></font> +00442 +00443 +00444 } <font class="comment">// NL3D</font> +00445 +00446 +00447 <font class="preprocessor">#endif // NL_MATRIX_3X4_H</font> +00448 <font class="preprocessor"></font> +00449 <font class="comment">/* End of matrix_3x4.h */</font> +</pre></div> + +<!-- footer --> +<BR><FONT Size=+5> </FONT> +</TD> +<TD WIDTH=15><IMG SRC=http://www.nevrax.org/inc/img/pixel.gif WIDTH=15 HEIGHT=15 BORDER=0 ALT=""></TD> +</TR> +</TABLE> +</BODY> +</HTML> |