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author | neodarz <neodarz@neodarz.net> | 2018-08-11 20:21:34 +0200 |
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committer | neodarz <neodarz@neodarz.net> | 2018-08-11 20:21:34 +0200 |
commit | 0ea5fc66924303d1bf73ba283a383e2aadee02f2 (patch) | |
tree | 2568e71a7ccc44ec23b8bb3f0ff97fb6bf2ed709 /docs/doxygen/nel/camera_8cpp-source.html | |
download | nevrax-website-self-hostable-0ea5fc66924303d1bf73ba283a383e2aadee02f2.tar.xz nevrax-website-self-hostable-0ea5fc66924303d1bf73ba283a383e2aadee02f2.zip |
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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>camera.cpp</h1><a href="camera_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 +00007 <font class="comment">/* Copyright, 2000 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="camera_8h.html">3d/camera.h</a>"</font> +00029 +00030 +00031 <font class="keyword">namespace </font>NL3D +00032 { +00033 +00034 +00035 <font class="comment">// ***************************************************************************</font> +<a name="l00036"></a><a class="code" href="classNL3D_1_1CCamera.html#d0">00036</a> <font class="keywordtype">void</font> CCamera::registerBasic() +00037 { +00038 CMOT::registerModel(<a class="code" href="namespaceNL3D.html#a18">CameraId</a>, <a class="code" href="namespaceNL3D.html#a276">TransformId</a>, CCamera::creator); +00039 } +00040 +00041 +00042 <font class="comment">// ***************************************************************************</font> +<a name="l00043"></a><a class="code" href="classNL3D_1_1CCamera.html#b0">00043</a> CCamera::CCamera() +00044 { +00045 <a class="code" href="classNL3D_1_1CCamera.html#a0">setFrustum</a>(1.0f, 1.0f, 0.01f, 1.0f); +00046 +00047 <font class="comment">// IAnimatable.</font> +00048 IAnimatable::resize(<a class="code" href="classNL3D_1_1CCamera.html#z391_0s4">AnimValueLast</a>); +00049 +00050 <a class="code" href="classNL3D_1_1CCamera.html#o0">_FovAnimationEnabled</a>= <font class="keyword">false</font>; +00051 <a class="code" href="classNL3D_1_1CCamera.html#o1">_TargetAnimationEnabled</a>= <font class="keyword">false</font>; +00052 <a class="code" href="classNL3D_1_1CCamera.html#o2">_FovAnimationAspectRatio</a>= 4.0f/3.0f; +00053 +00054 <font class="comment">// Default Anims.</font> +00055 <a class="code" href="classNL3D_1_1CCamera.html#o3">_Fov</a>.Value= (float)NLMISC::Pi/2; +00056 <a class="code" href="classNL3D_1_1CCamera.html#o4">_Target</a>.Value= CVector::Null; +00057 <a class="code" href="classNL3D_1_1CCamera.html#o5">_Roll</a>.Value= 0; +00058 } +00059 <font class="comment">// ***************************************************************************</font> +<a name="l00060"></a><a class="code" href="classNL3D_1_1CCamera.html#a2">00060</a> <font class="keywordtype">void</font> CCamera::setFrustum(<font class="keywordtype">float</font> left, <font class="keywordtype">float</font> right, <font class="keywordtype">float</font> bottom, <font class="keywordtype">float</font> top, <font class="keywordtype">float</font> znear, <font class="keywordtype">float</font> zfar, <font class="keywordtype">bool</font> perspective) +00061 { +00062 <a class="code" href="classNL3D_1_1CCamera.html#n0">_Frustum</a>.init( left, right,bottom, top, znear, zfar, perspective); +00063 } +00064 <font class="comment">// ***************************************************************************</font> +<a name="l00065"></a><a class="code" href="classNL3D_1_1CCamera.html#a3">00065</a> <font class="keywordtype">void</font> CCamera::setFrustum(<font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>, <font class="keywordtype">float</font> znear, <font class="keywordtype">float</font> zfar, <font class="keywordtype">bool</font> perspective) +00066 { +00067 <a class="code" href="classNL3D_1_1CCamera.html#n0">_Frustum</a>.init(<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>, znear, zfar, perspective); +00068 } +00069 <font class="comment">// ***************************************************************************</font> +<a name="l00070"></a><a class="code" href="classNL3D_1_1CCamera.html#a7">00070</a> <font class="keywordtype">void</font> CCamera::setPerspective(<font class="keywordtype">float</font> fov, <font class="keywordtype">float</font> aspectRatio, <font class="keywordtype">float</font> znear, <font class="keywordtype">float</font> zfar) +00071 { +00072 <a class="code" href="classNL3D_1_1CCamera.html#n0">_Frustum</a>.initPerspective(fov, aspectRatio, znear, zfar); +00073 } +00074 <font class="comment">// ***************************************************************************</font> +<a name="l00075"></a><a class="code" href="classNL3D_1_1CCamera.html#a4">00075</a> <font class="keywordtype">void</font> CCamera::getFrustum(<font class="keywordtype">float</font> &left, <font class="keywordtype">float</font> &right, <font class="keywordtype">float</font> &bottom, <font class="keywordtype">float</font> &top, <font class="keywordtype">float</font> &znear, <font class="keywordtype">float</font> &zfar)<font class="keyword"> const</font> +00076 <font class="keyword"></font>{ +00077 left= <a class="code" href="classNL3D_1_1CCamera.html#n0">_Frustum</a>.Left; +00078 right= <a class="code" href="classNL3D_1_1CCamera.html#n0">_Frustum</a>.Right; +00079 bottom= <a class="code" href="classNL3D_1_1CCamera.html#n0">_Frustum</a>.Bottom; +00080 top= <a class="code" href="classNL3D_1_1CCamera.html#n0">_Frustum</a>.Top; +00081 znear= <a class="code" href="classNL3D_1_1CCamera.html#n0">_Frustum</a>.Near; +00082 zfar= <a class="code" href="classNL3D_1_1CCamera.html#n0">_Frustum</a>.Far; +00083 } +00084 <font class="comment">// ***************************************************************************</font> +<a name="l00085"></a><a class="code" href="classNL3D_1_1CCamera.html#a5">00085</a> <font class="keywordtype">bool</font> CCamera::isOrtho()<font class="keyword"> const</font> +00086 <font class="keyword"></font>{ +00087 <font class="keywordflow">return</font> !<a class="code" href="classNL3D_1_1CCamera.html#n0">_Frustum</a>.Perspective; +00088 } +00089 <font class="comment">// ***************************************************************************</font> +<a name="l00090"></a><a class="code" href="classNL3D_1_1CCamera.html#a6">00090</a> <font class="keywordtype">bool</font> CCamera::isPerspective()<font class="keyword"> const</font> +00091 <font class="keyword"></font>{ +00092 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CCamera.html#n0">_Frustum</a>.Perspective; +00093 } +00094 +00095 +00096 <font class="comment">// ***************************************************************************</font> +00097 <font class="comment">// ***************************************************************************</font> +00098 <font class="comment">// Anims.</font> +00099 <font class="comment">// ***************************************************************************</font> +00100 <font class="comment">// ***************************************************************************</font> +00101 +00102 +00103 +00104 <font class="comment">// ***************************************************************************</font> +<a name="l00105"></a><a class="code" href="classNL3D_1_1CCamera.html#z391_1">00105</a> IAnimatedValue* CCamera::getValue (uint valueId) +00106 { +00107 <font class="comment">// what value ?</font> +00108 <font class="keywordflow">switch</font> (valueId) +00109 { +00110 <font class="keywordflow">case</font> <a class="code" href="classNL3D_1_1CCamera.html#z391_0s1">FovValue</a>: <font class="keywordflow">return</font> &<a class="code" href="classNL3D_1_1CCamera.html#o3">_Fov</a>; +00111 <font class="keywordflow">case</font> <a class="code" href="classNL3D_1_1CCamera.html#z391_0s2">TargetValue</a>: <font class="keywordflow">return</font> &<a class="code" href="classNL3D_1_1CCamera.html#o4">_Target</a>; +00112 <font class="keywordflow">case</font> <a class="code" href="classNL3D_1_1CCamera.html#z391_0s3">RollValue</a>: <font class="keywordflow">return</font> &<a class="code" href="classNL3D_1_1CCamera.html#o5">_Roll</a>; +00113 } +00114 +00115 <font class="keywordflow">return</font> CTransform::getValue(valueId); +00116 } +00117 <font class="comment">// ***************************************************************************</font> +<a name="l00118"></a><a class="code" href="classNL3D_1_1CCamera.html#z391_2">00118</a> <font class="keyword">const</font> <font class="keywordtype">char</font> *CCamera::getValueName (uint valueId)<font class="keyword"> const</font> +00119 <font class="keyword"></font>{ +00120 <font class="comment">// what value ?</font> +00121 <font class="keywordflow">switch</font> (valueId) +00122 { +00123 <font class="keywordflow">case</font> <a class="code" href="classNL3D_1_1CCamera.html#z391_0s1">FovValue</a>: <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CCamera.html#z390_0">getFovValueName</a>(); +00124 <font class="keywordflow">case</font> <a class="code" href="classNL3D_1_1CCamera.html#z391_0s2">TargetValue</a>: <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CCamera.html#z390_1">getTargetValueName</a>(); +00125 <font class="keywordflow">case</font> <a class="code" href="classNL3D_1_1CCamera.html#z391_0s3">RollValue</a>: <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CCamera.html#z390_2">getRollValueName</a>(); +00126 } +00127 +00128 <font class="keywordflow">return</font> CTransform::getValueName(valueId); +00129 } +00130 +00131 <font class="comment">// ***************************************************************************</font> +00132 CTrackDefaultFloat CCamera::DefaultFov( (<font class="keywordtype">float</font>)NLMISC::Pi/2 ); +00133 CTrackDefaultVector CCamera::DefaultTarget( CVector::Null ); +00134 CTrackDefaultFloat CCamera::DefaultRoll( 0 ); +00135 +00136 +<a name="l00137"></a><a class="code" href="classNL3D_1_1CCamera.html#z391_3">00137</a> ITrack* CCamera::getDefaultTrack (uint valueId) +00138 { +00139 <font class="comment">// what value ?</font> +00140 <font class="keywordflow">switch</font> (valueId) +00141 { +00142 <font class="keywordflow">case</font> <a class="code" href="classNL3D_1_1CCamera.html#z391_0s1">FovValue</a>: <font class="keywordflow">return</font> &<a class="code" href="classNL3D_1_1CCamera.html#r0">DefaultFov</a>; +00143 <font class="keywordflow">case</font> <a class="code" href="classNL3D_1_1CCamera.html#z391_0s2">TargetValue</a>: <font class="keywordflow">return</font> &<a class="code" href="classNL3D_1_1CCamera.html#r1">DefaultTarget</a>; +00144 <font class="keywordflow">case</font> <a class="code" href="classNL3D_1_1CCamera.html#z391_0s3">RollValue</a>: <font class="keywordflow">return</font> &<a class="code" href="classNL3D_1_1CCamera.html#r2">DefaultRoll</a>; +00145 } +00146 +00147 <font class="keywordflow">return</font> CTransform::getDefaultTrack(valueId); +00148 } +00149 <font class="comment">// ***************************************************************************</font> +<a name="l00150"></a><a class="code" href="classNL3D_1_1CCamera.html#z391_4">00150</a> <font class="keywordtype">void</font> CCamera::registerToChannelMixer(CChannelMixer *chanMixer, <font class="keyword">const</font> std::string &prefix) +00151 { +00152 <font class="comment">// For CCamera, channels are not detailled.</font> +00153 <a class="code" href="classNL3D_1_1IAnimatable.html#b0">addValue</a>(chanMixer, <a class="code" href="classNL3D_1_1CCamera.html#z391_0s1">FovValue</a>, <a class="code" href="classNL3D_1_1CCamera.html#z391_0s0">OwnerBit</a>, prefix, <font class="keyword">false</font>); +00154 <a class="code" href="classNL3D_1_1IAnimatable.html#b0">addValue</a>(chanMixer, <a class="code" href="classNL3D_1_1CCamera.html#z391_0s2">TargetValue</a>, <a class="code" href="classNL3D_1_1CCamera.html#z391_0s0">OwnerBit</a>, prefix, <font class="keyword">false</font>); +00155 <a class="code" href="classNL3D_1_1IAnimatable.html#b0">addValue</a>(chanMixer, <a class="code" href="classNL3D_1_1CCamera.html#z391_0s3">RollValue</a>, <a class="code" href="classNL3D_1_1CCamera.html#z391_0s0">OwnerBit</a>, prefix, <font class="keyword">false</font>); +00156 +00157 CTransform::registerToChannelMixer(chanMixer, prefix); +00158 } +00159 +00160 +00161 +00162 <font class="comment">// ***************************************************************************</font> +<a name="l00163"></a><a class="code" href="classNL3D_1_1CCamera.html#b2">00163</a> <font class="keywordtype">void</font> CCamera::update() +00164 { +00165 CTransform::update(); +00166 +00167 <font class="comment">// test animations</font> +00168 <font class="keywordflow">if</font>(IAnimatable::isTouched(<a class="code" href="classNL3D_1_1CCamera.html#z391_0s0">OwnerBit</a>)) +00169 { +00170 <font class="comment">// FOV.</font> +00171 <font class="keywordflow">if</font>( <a class="code" href="classNL3D_1_1CCamera.html#o0">_FovAnimationEnabled</a> && IAnimatable::isTouched(<a class="code" href="classNL3D_1_1CCamera.html#z391_0s1">FovValue</a>)) +00172 { +00173 <font class="comment">// keep the same near/far.</font> +00174 <a class="code" href="classNL3D_1_1CCamera.html#a7">setPerspective</a>(<a class="code" href="classNL3D_1_1CCamera.html#o3">_Fov</a>.Value, <a class="code" href="classNL3D_1_1CCamera.html#o2">_FovAnimationAspectRatio</a>, <a class="code" href="classNL3D_1_1CCamera.html#n0">_Frustum</a>.Near, <a class="code" href="classNL3D_1_1CCamera.html#n0">_Frustum</a>.Far); +00175 } +00176 +00177 <font class="comment">// Target / Roll.</font> +00178 <font class="comment">// If target/Roll is animated, compute our own quaternion.</font> +00179 <font class="keywordflow">if</font>( <a class="code" href="classNL3D_1_1CCamera.html#o1">_TargetAnimationEnabled</a> && (IAnimatable::isTouched(<a class="code" href="classNL3D_1_1CCamera.html#z391_0s2">TargetValue</a>) || IAnimatable::isTouched(<a class="code" href="classNL3D_1_1CCamera.html#z391_0s3">RollValue</a>)) ) +00180 { +00181 CQuat q0, q1; +00182 +00183 <font class="comment">// compute rotation of target.</font> +00184 CMatrix mat; +00185 mat.setRot(CVector::I, <a class="code" href="classNL3D_1_1CCamera.html#o4">_Target</a>.Value, CVector::K); +00186 mat.normalize(CMatrix::YZX); +00187 q0= mat.getRot(); +00188 +00189 <font class="comment">// compute roll rotation.</font> +00190 q1.setAngleAxis(CVector::J, <a class="code" href="classNL3D_1_1CCamera.html#o5">_Roll</a>.Value); +00191 +00192 +00193 <font class="comment">// combine and set rotquat!!</font> +00194 <a class="code" href="classNL3D_1_1ITransformable.html#z869_4">setRotQuat</a>(q0*q1); +00195 } +00196 +00197 +00198 IAnimatable::clearFlag(<a class="code" href="classNL3D_1_1CCamera.html#z391_0s1">FovValue</a>); +00199 IAnimatable::clearFlag(<a class="code" href="classNL3D_1_1CCamera.html#z391_0s2">TargetValue</a>); +00200 IAnimatable::clearFlag(<a class="code" href="classNL3D_1_1CCamera.html#z391_0s3">RollValue</a>); +00201 +00202 <font class="comment">// We are OK!</font> +00203 IAnimatable::clearFlag(<a class="code" href="classNL3D_1_1CCamera.html#z391_0s0">OwnerBit</a>); +00204 } +00205 } +00206 +00207 +00208 } +00209 +</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> |