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HEIGHT="1" BORDER=0 ALT=""> +</td></tr></table> + + +<!-- block --> +<TABLE bgcolor="#dddddd" CELLSPACING=0 CELLPADDING=0 BORDER=0 width=100%><tr><td width=1% valign=middle><img width=6 height=14 hspace=2 vspace=2 src="http://www.nevrax.org/inc/img/reddots.gif"></TD> + <TD><B>Documentation</B></TD> + <TD ALIGN=RIGHT> </td> +</tr></table> +<!-- Generated by Doxygen 1.2.14 --> +<center> +<a class="qindex" href="index.html">Main Page</a> <a class="qindex" href="namespaces.html">Namespace List</a> <a class="qindex" href="hierarchy.html">Class Hierarchy</a> <a class="qindex" href="classes.html">Alphabetical List</a> <a class="qindex" href="annotated.html">Compound List</a> <a class="qindex" href="files.html">File List</a> <a class="qindex" href="namespacemembers.html">Namespace Members</a> <a class="qindex" href="functions.html">Compound Members</a> <a class="qindex" href="globals.html">File Members</a> <a class="qindex" href="pages.html">Related Pages</a> <a class="qindexRef" 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>NLMISC::CPolygon2D Class Reference</h1>A 2d convex polygon. +<a href="#_details">More...</a> +<p> +<code>#include <<a class="el" href="polygon_8h-source.html">polygon.h</a>></code> +<p> +<a href="classNLMISC_1_1CPolygon2D-members.html">List of all members.</a><table border=0 cellpadding=0 cellspacing=0> +<tr><td colspan=2><br><h2>Public Types</h2></td></tr> +<tr><td nowrap align=right valign=top>typedef std::vector< <a class="el" href="classNLMISC_1_1CVector2f.html">CVector2f</a> > </td><td valign=bottom><a class="el" href="classNLMISC_1_1CPolygon2D.html#s0">TVec2fVect</a></td></tr> +<tr><td nowrap align=right valign=top>typedef std::pair< <a class="el" href="memory__common_8h.html#a14">sint</a>, <a class="el" href="memory__common_8h.html#a14">sint</a> > </td><td valign=bottom><a class="el" href="classNLMISC_1_1CPolygon2D.html#s1">TRaster</a></td></tr> +<tr><td nowrap align=right valign=top>typedef std::vector< <a class="el" href="classNLMISC_1_1CPolygon2D.html#s1">TRaster</a> > </td><td valign=bottom><a class="el" href="classNLMISC_1_1CPolygon2D.html#s2">TRasterVect</a></td></tr> +<tr><td colspan=2><br><h2>Public Methods</h2></td></tr> +<tr><td nowrap align=right valign=top> </td><td valign=bottom><a class="el" href="classNLMISC_1_1CPolygon2D.html#a0">CPolygon2D</a> ()</td></tr> +<tr><td> </td><td><font size=-1><em>default ctor.</em> <a href="#a0">More...</a><em></em></font><br><br></td></tr> +<tr><td nowrap align=right valign=top> </td><td valign=bottom><a class="el" href="classNLMISC_1_1CPolygon2D.html#a1">CPolygon2D</a> (const <a class="el" href="classNLMISC_1_1CPolygon.html">CPolygon</a> &<a class="el" href="driver__opengl__extension__def_8h.html#a409">src</a>, const <a class="el" href="classNLMISC_1_1CMatrix.html">CMatrix</a> &projMat=<a class="el" href="classNLMISC_1_1CMatrix.html#p0">CMatrix::Identity</a>)</td></tr> +<tr><td> </td><td><font size=-1><em>Build a 2D polygon from this 3D polygon, by using the given projection matrix The x and y components of projected vertices are used to create the 2D polygon.</em> <a href="#a1">More...</a><em></em></font><br><br></td></tr> +<tr><td nowrap align=right valign=top> </td><td valign=bottom><a class="el" href="classNLMISC_1_1CPolygon2D.html#a2">CPolygon2D</a> (const <a class="el" href="classNLMISC_1_1CTriangle.html">CTriangle</a> &tri, const <a class="el" href="classNLMISC_1_1CMatrix.html">CMatrix</a> &projMat=<a class="el" href="classNLMISC_1_1CMatrix.html#p0">CMatrix::Identity</a>)</td></tr> +<tr><td> </td><td><font size=-1><em>Build a 2D polygon from the given triangle, by using the given projection matrix The x and y components of projected vertices are used to create the 2D polygon.</em> <a href="#a2">More...</a><em></em></font><br><br></td></tr> +<tr><td nowrap align=right valign=top>bool </td><td valign=bottom><a class="el" href="classNLMISC_1_1CPolygon2D.html#a3">isConvex</a> ()</td></tr> +<tr><td> </td><td><font size=-1><em>Check wether this polygon is convex;.</em> <a href="#a3">More...</a><em></em></font><br><br></td></tr> +<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classNLMISC_1_1CPolygon2D.html#a4">buildConvexHull</a> (CPolygon2D &dest) const</td></tr> +<tr><td> </td><td><font size=-1><em>Build a convex hull from this polygon.</em> <a href="#a4">More...</a><em></em></font><br><br></td></tr> +<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classNLMISC_1_1CPolygon2D.html#a5">getBestTriplet</a> (<a class="el" href="memory__common_8h.html#a15">uint</a> &index0, <a class="el" href="memory__common_8h.html#a15">uint</a> &index1, <a class="el" href="memory__common_8h.html#a15">uint</a> &index2)</td></tr> +<tr><td> </td><td><font size=-1><em>get the best triplet of vector. e.g the triplet that has the best surface.</em> <a href="#a5">More...</a><em></em></font><br><br></td></tr> +<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classNLMISC_1_1CPolygon2D.html#a6">serial</a> (<a class="el" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f) throw (NLMISC::EStream)</td></tr> +<tr><td> </td><td><font size=-1><em>Serial this polygon.</em> <a href="#a6">More...</a><em></em></font><br><br></td></tr> +<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classNLMISC_1_1CPolygon2D.html#a7">computeBorders</a> (<a class="el" href="classNLMISC_1_1CPolygon2D.html#s2">TRasterVect</a> &borders, <a class="el" href="memory__common_8h.html#a14">sint</a> &minimumY)</td></tr> +<tr><td> </td><td><font size=-1><em>Compute the borders of this poly with sub-pixel accuracy.</em> <a href="#a7">More...</a><em></em></font><br><br></td></tr> +<tr><td nowrap align=right valign=top>bool </td><td valign=bottom><a class="el" href="classNLMISC_1_1CPolygon2D.html#a8">intersect</a> (const CPolygon2D &other) const</td></tr> +<tr><td> </td><td><font size=-1><em>Test wether this polygon intersect another convex polygon. Currently not optimized.</em> <a href="#a8">More...</a><em></em></font><br><br></td></tr> +<tr><td nowrap align=right valign=top>bool </td><td valign=bottom><a class="el" href="classNLMISC_1_1CPolygon2D.html#a9">contains</a> (const <a class="el" href="classNLMISC_1_1CVector2f.html">CVector2f</a> &p) const</td></tr> +<tr><td> </td><td><font size=-1><em>Check wether a point is contained by this poly.</em> <a href="#a9">More...</a><em></em></font><br><br></td></tr> +<tr><td nowrap align=right valign=top>bool </td><td valign=bottom><a class="el" href="classNLMISC_1_1CPolygon2D.html#a10">getNonNullSeg</a> (<a class="el" href="memory__common_8h.html#a15">uint</a> &seg) const</td></tr> +<tr><td> </td><td><font size=-1><em>Get the index of a segment of this poly that is a non null segment.</em> <a href="#a10">More...</a><em></em></font><br><br></td></tr> +<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classNLMISC_1_1CPolygon2D.html#a11">getLineEquation</a> (<a class="el" href="memory__common_8h.html#a15">uint</a> <a class="el" href="driver__opengl__extension__def_8h.html#a358">index</a>, float &a, float &b, float &c) const</td></tr> +<tr><td> </td><td><font size=-1><em>Get a line equation of the seg starting at the given index.</em> <a href="#a11">More...</a><em></em></font><br><br></td></tr> +<tr><td colspan=2><br><h2>Public Attributes</h2></td></tr> +<tr><td nowrap align=right valign=top><a class="el" href="classNLMISC_1_1CPolygon2D.html#s0">TVec2fVect</a> </td><td valign=bottom><a class="el" href="classNLMISC_1_1CPolygon2D.html#m0">Vertices</a></td></tr> +<tr><td colspan=2><br><h2>Private Methods</h2></td></tr> +<tr><td nowrap align=right valign=top>float </td><td valign=bottom><a class="el" href="classNLMISC_1_1CPolygon2D.html#c0">sumDPAgainstLine</a> (float a, float b, float c) const</td></tr> +<tr><td> </td><td><font size=-1><em>Sum the dot product of this poly vertices against a plane.</em> <a href="#c0">More...</a><em></em></font><br><br></td></tr> +<tr><td nowrap align=right valign=top>const <a class="el" href="classNLMISC_1_1CVector2f.html">CVector2f</a> & </td><td valign=bottom><a class="el" href="classNLMISC_1_1CPolygon2D.html#c1">getSegRef0</a> (<a class="el" href="memory__common_8h.html#a15">uint</a> <a class="el" href="driver__opengl__extension__def_8h.html#a358">index</a>) const</td></tr> +<tr><td> </td><td><font size=-1><em>Get ref to the first vertex that start at index.</em> <a href="#c1">More...</a><em></em></font><br><br></td></tr> +<tr><td nowrap align=right valign=top>const <a class="el" href="classNLMISC_1_1CVector2f.html">CVector2f</a> & </td><td valign=bottom><a class="el" href="classNLMISC_1_1CPolygon2D.html#c2">getSegRef1</a> (<a class="el" href="memory__common_8h.html#a15">uint</a> <a class="el" href="driver__opengl__extension__def_8h.html#a358">index</a>) const</td></tr> +</table> +<hr><a name="_details"></a><h2>Detailed Description</h2> +A 2d convex polygon. +<p> + +<p> +Definition at line <a class="el" href="polygon_8h-source.html#l00126">126</a> of file <a class="el" href="polygon_8h-source.html">polygon.h</a>.<hr><h2>Member Typedef Documentation</h2> +<a name="s1" doxytag="NLMISC::CPolygon2D::TRaster"></a><p> +<table width="100%" cellpadding="2" cellspacing="0" border="0"> + <tr> + <td class="md"> + <table cellpadding="0" cellspacing="0" border="0"> + <tr> + <td class="md" nowrap valign="top"> typedef std::pair<<a class="el" href="memory__common_8h.html#a14">sint</a>, <a class="el" href="memory__common_8h.html#a14">sint</a>> NLMISC::CPolygon2D::TRaster + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> + +<p> +Definition at line <a class="el" href="polygon_8h-source.html#l00160">160</a> of file <a class="el" href="polygon_8h-source.html">polygon.h</a>. </td> + </tr> +</table> +<a name="s2" doxytag="NLMISC::CPolygon2D::TRasterVect"></a><p> +<table width="100%" cellpadding="2" cellspacing="0" border="0"> + <tr> + <td class="md"> + <table cellpadding="0" cellspacing="0" border="0"> + <tr> + <td class="md" nowrap valign="top"> typedef std::vector<<a class="el" href="classNLMISC_1_1CPolygon2D.html#s1">TRaster</a>> NLMISC::CPolygon2D::TRasterVect + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> + +<p> +Definition at line <a class="el" href="polygon_8h-source.html#l00161">161</a> of file <a class="el" href="polygon_8h-source.html">polygon.h</a>. +<p> +Referenced by <a class="el" href="water__model_8cpp-source.html#l00364">NL3D::CWaterRenderObs::traverse</a>. </td> + </tr> +</table> +<a name="s0" doxytag="NLMISC::CPolygon2D::TVec2fVect"></a><p> +<table width="100%" cellpadding="2" cellspacing="0" border="0"> + <tr> + <td class="md"> + <table cellpadding="0" cellspacing="0" border="0"> + <tr> + <td class="md" nowrap valign="top"> typedef std::vector<<a class="el" href="classNLMISC_1_1CVector2f.html">CVector2f</a>> NLMISC::CPolygon2D::TVec2fVect + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> + +<p> +Definition at line <a class="el" href="polygon_8h-source.html#l00129">129</a> of file <a class="el" href="polygon_8h-source.html">polygon.h</a>. +<p> +Referenced by <a class="el" href="polygon_8cpp-source.html#l01075">computeBorders</a>. </td> + </tr> +</table> +<hr><h2>Constructor & Destructor Documentation</h2> +<a name="a0" doxytag="NLMISC::CPolygon2D::CPolygon2D"></a><p> +<table width="100%" cellpadding="2" cellspacing="0" border="0"> + <tr> + <td class="md"> + <table cellpadding="0" cellspacing="0" border="0"> + <tr> + <td class="md" nowrap valign="top"> NLMISC::CPolygon2D::CPolygon2D </td> + <td class="md" valign="top">( </td> + <td class="mdname1" valign="top" nowrap> </td> + <td class="md" valign="top">) </td> + <td class="md" nowrap><code> [inline]</code></td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +default ctor. +<p> + +<p> +Definition at line <a class="el" href="polygon_8h-source.html#l00133">133</a> of file <a class="el" href="polygon_8h-source.html">polygon.h</a>. </td> + </tr> +</table> +<a name="a1" doxytag="NLMISC::CPolygon2D::CPolygon2D"></a><p> +<table width="100%" cellpadding="2" cellspacing="0" border="0"> + <tr> + <td class="md"> + <table cellpadding="0" cellspacing="0" border="0"> + <tr> + <td class="md" nowrap valign="top"> NLMISC::CPolygon2D::CPolygon2D </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top">const <a class="el" href="classNLMISC_1_1CPolygon.html">CPolygon</a> & </td> + <td class="mdname" nowrap> <em>src</em>, </td> + </tr> + <tr> + <td></td> + <td></td> + <td class="md" nowrap>const <a class="el" href="classNLMISC_1_1CMatrix.html">CMatrix</a> & </td> + <td class="mdname" nowrap> <em>projMat</em> = <a class="el" href="classNLMISC_1_1CMatrix.html#p0">CMatrix::Identity</a></td> + </tr> + <tr> + <td></td> + <td class="md">) </td> + <td class="md" colspan="2"></td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +Build a 2D polygon from this 3D polygon, by using the given projection matrix The x and y components of projected vertices are used to create the 2D polygon. +<p> + +<p> +Definition at line <a class="el" href="polygon_8cpp-source.html#l00785">785</a> of file <a class="el" href="polygon_8cpp-source.html">polygon.cpp</a>. +<p> +References <a class="el" href="driver__opengl__extension__def_8h-source.html#l00820">src</a>, and <a class="el" href="polygon_8h-source.html#l00130">Vertices</a>. </td> + </tr> +</table> +<a name="a2" doxytag="NLMISC::CPolygon2D::CPolygon2D"></a><p> +<table width="100%" cellpadding="2" cellspacing="0" border="0"> + <tr> + <td class="md"> + <table cellpadding="0" cellspacing="0" border="0"> + <tr> + <td class="md" nowrap valign="top"> NLMISC::CPolygon2D::CPolygon2D </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top">const <a class="el" href="classNLMISC_1_1CTriangle.html">CTriangle</a> & </td> + <td class="mdname" nowrap> <em>tri</em>, </td> + </tr> + <tr> + <td></td> + <td></td> + <td class="md" nowrap>const <a class="el" href="classNLMISC_1_1CMatrix.html">CMatrix</a> & </td> + <td class="mdname" nowrap> <em>projMat</em> = <a class="el" href="classNLMISC_1_1CMatrix.html#p0">CMatrix::Identity</a></td> + </tr> + <tr> + <td></td> + <td class="md">) </td> + <td class="md" colspan="2"></td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +Build a 2D polygon from the given triangle, by using the given projection matrix The x and y components of projected vertices are used to create the 2D polygon. +<p> + +<p> +Definition at line <a class="el" href="polygon_8cpp-source.html#l01363">1363</a> of file <a class="el" href="polygon_8cpp-source.html">polygon.cpp</a>. +<p> +References <a class="el" href="polygon_8h-source.html#l00130">Vertices</a>, <a class="el" href="driver__opengl__extension__def_8h-source.html#l00233">x</a>, and <a class="el" href="driver__opengl__extension__def_8h-source.html#l00233">y</a>. </td> + </tr> +</table> +<hr><h2>Member Function Documentation</h2> +<a name="a4" doxytag="NLMISC::CPolygon2D::buildConvexHull"></a><p> +<table width="100%" cellpadding="2" cellspacing="0" border="0"> + <tr> + <td class="md"> + <table cellpadding="0" cellspacing="0" border="0"> + <tr> + <td class="md" nowrap valign="top"> void NLMISC::CPolygon2D::buildConvexHull </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top">CPolygon2D & </td> + <td class="mdname1" valign="top" nowrap> <em>dest</em> </td> + <td class="md" valign="top">) </td> + <td class="md" nowrap> const</td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +Build a convex hull from this polygon. +<p> +The result poly is ordered, so it can also be used to order a convex poly given its set of vertices. NB: require this != &dest +<p> +Definition at line <a class="el" href="polygon_8cpp-source.html#l00836">836</a> of file <a class="el" href="polygon_8cpp-source.html">polygon.cpp</a>. +<p> +References <a class="el" href="opcode__register_8cpp-source.html#l00036">NLAISCRIPT::l</a>, <a class="el" href="debug_8h-source.html#l00254">nlassert</a>, and <a class="el" href="polygon_8h-source.html#l00130">Vertices</a>. </td> + </tr> +</table> +<a name="a7" doxytag="NLMISC::CPolygon2D::computeBorders"></a><p> +<table width="100%" cellpadding="2" cellspacing="0" border="0"> + <tr> + <td class="md"> + <table cellpadding="0" cellspacing="0" border="0"> + <tr> + <td class="md" nowrap valign="top"> void NLMISC::CPolygon2D::computeBorders </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top"><a class="el" href="classNLMISC_1_1CPolygon2D.html#s2">TRasterVect</a> & </td> + <td class="mdname" nowrap> <em>borders</em>, </td> + </tr> + <tr> + <td></td> + <td></td> + <td class="md" nowrap><a class="el" href="memory__common_8h.html#a14">sint</a> & </td> + <td class="mdname" nowrap> <em>minimumY</em></td> + </tr> + <tr> + <td></td> + <td class="md">) </td> + <td class="md" colspan="2"></td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +Compute the borders of this poly with sub-pixel accuracy. +<p> +No clipping is performed. Only points exactly inside or exactly on the left border of the polygon are kept. The output is in a vector of sint pairs. minimumY is filled with the minimum y value of the poly. Each pairs gives [xmin, xmax] for the current segment. if xmin > xmax, then no point is valid for this segment. Otherwise, all points from x = xmin (included) to x = xmax (included) are valids. +<p> +Definition at line <a class="el" href="polygon_8cpp-source.html#l01075">1075</a> of file <a class="el" href="polygon_8cpp-source.html">polygon.cpp</a>. +<p> +References <a class="el" href="polygon_8cpp-source.html#l01057">NLMISC::Next</a>, <a class="el" href="polygon_8cpp-source.html#l01067">NLMISC::Prev</a>, <a class="el" href="polygon_8cpp-source.html#l01003">NLMISC::ScanEdge</a>, <a class="el" href="polygon_8h-source.html#l00129">TVec2fVect</a>, and <a class="el" href="polygon_8h-source.html#l00130">Vertices</a>. +<p> +Referenced by <a class="el" href="water__model_8cpp-source.html#l00364">NL3D::CWaterRenderObs::traverse</a>. </td> + </tr> +</table> +<a name="a9" doxytag="NLMISC::CPolygon2D::contains"></a><p> +<table width="100%" cellpadding="2" cellspacing="0" border="0"> + <tr> + <td class="md"> + <table cellpadding="0" cellspacing="0" border="0"> + <tr> + <td class="md" nowrap valign="top"> bool NLMISC::CPolygon2D::contains </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top">const <a class="el" href="classNLMISC_1_1CVector2f.html">CVector2f</a> & </td> + <td class="mdname1" valign="top" nowrap> <em>p</em> </td> + <td class="md" valign="top">) </td> + <td class="md" nowrap> const</td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +Check wether a point is contained by this poly. +<p> + +<p> +Definition at line <a class="el" href="polygon_8cpp-source.html#l01331">1331</a> of file <a class="el" href="polygon_8cpp-source.html">polygon.cpp</a>. +<p> +References <a class="el" href="polygon_8cpp-source.html#l01279">getLineEquation</a>, <a class="el" href="polygon_8cpp-source.html#l01245">getNonNullSeg</a>, <a class="el" href="polygon_8h-source.html#l00190">getSegRef0</a>, <a class="el" href="polygon_8h-source.html#l00194">getSegRef1</a>, <a class="el" href="debug_8h-source.html#l00254">nlassert</a>, and <a class="el" href="polygon_8h-source.html#l00130">Vertices</a>. </td> + </tr> +</table> +<a name="a5" doxytag="NLMISC::CPolygon2D::getBestTriplet"></a><p> +<table width="100%" cellpadding="2" cellspacing="0" border="0"> + <tr> + <td class="md"> + <table cellpadding="0" cellspacing="0" border="0"> + <tr> + <td class="md" nowrap valign="top"> void NLMISC::CPolygon2D::getBestTriplet </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top"><a class="el" href="memory__common_8h.html#a15">uint</a> & </td> + <td class="mdname" nowrap> <em>index0</em>, </td> + </tr> + <tr> + <td></td> + <td></td> + <td class="md" nowrap><a class="el" href="memory__common_8h.html#a15">uint</a> & </td> + <td class="mdname" nowrap> <em>index1</em>, </td> + </tr> + <tr> + <td></td> + <td></td> + <td class="md" nowrap><a class="el" href="memory__common_8h.html#a15">uint</a> & </td> + <td class="mdname" nowrap> <em>index2</em></td> + </tr> + <tr> + <td></td> + <td class="md">) </td> + <td class="md" colspan="2"></td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +get the best triplet of vector. e.g the triplet that has the best surface. +<p> + +<p> +Definition at line <a class="el" href="polygon_8cpp-source.html#l00967">967</a> of file <a class="el" href="polygon_8cpp-source.html">polygon.cpp</a>. +<p> +References <a class="el" href="debug_8h-source.html#l00254">nlassert</a>. </td> + </tr> +</table> +<a name="a11" doxytag="NLMISC::CPolygon2D::getLineEquation"></a><p> +<table width="100%" cellpadding="2" cellspacing="0" border="0"> + <tr> + <td class="md"> + <table cellpadding="0" cellspacing="0" border="0"> + <tr> + <td class="md" nowrap valign="top"> void NLMISC::CPolygon2D::getLineEquation </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top"><a class="el" href="memory__common_8h.html#a15">uint</a> </td> + <td class="mdname" nowrap> <em>index</em>, </td> + </tr> + <tr> + <td></td> + <td></td> + <td class="md" nowrap>float & </td> + <td class="mdname" nowrap> <em>a</em>, </td> + </tr> + <tr> + <td></td> + <td></td> + <td class="md" nowrap>float & </td> + <td class="mdname" nowrap> <em>b</em>, </td> + </tr> + <tr> + <td></td> + <td></td> + <td class="md" nowrap>float & </td> + <td class="mdname" nowrap> <em>c</em></td> + </tr> + <tr> + <td></td> + <td class="md">) </td> + <td class="md" colspan="2"> const</td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +Get a line equation of the seg starting at the given index. +<p> + +<p> +Definition at line <a class="el" href="polygon_8cpp-source.html#l01279">1279</a> of file <a class="el" href="polygon_8cpp-source.html">polygon.cpp</a>. +<p> +References <a class="el" href="polygon_8h-source.html#l00190">getSegRef0</a>, <a class="el" href="polygon_8h-source.html#l00194">getSegRef1</a>, <a class="el" href="driver__opengl__extension__def_8h-source.html#l00222">index</a>, <a class="el" href="debug_8h-source.html#l00254">nlassert</a>, <a class="el" href="polygon_8h-source.html#l00130">Vertices</a>, <a class="el" href="vector__2f_8h-source.html#l00052">NLMISC::CVector2f::x</a>, and <a class="el" href="vector__2f_8h-source.html#l00052">NLMISC::CVector2f::y</a>. +<p> +Referenced by <a class="el" href="polygon_8cpp-source.html#l01331">contains</a>, and <a class="el" href="polygon_8cpp-source.html#l01292">intersect</a>. </td> + </tr> +</table> +<a name="a10" doxytag="NLMISC::CPolygon2D::getNonNullSeg"></a><p> +<table width="100%" cellpadding="2" cellspacing="0" border="0"> + <tr> + <td class="md"> + <table cellpadding="0" cellspacing="0" border="0"> + <tr> + <td class="md" nowrap valign="top"> bool NLMISC::CPolygon2D::getNonNullSeg </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top"><a class="el" href="memory__common_8h.html#a15">uint</a> & </td> + <td class="mdname1" valign="top" nowrap> <em>seg</em> </td> + <td class="md" valign="top">) </td> + <td class="md" nowrap> const</td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +Get the index of a segment of this poly that is a non null segment. +<p> +<dl compact><dt><b> +Returns: </b><dd> +true if such a segment was found </dl> +<p> +Definition at line <a class="el" href="polygon_8cpp-source.html#l01245">1245</a> of file <a class="el" href="polygon_8cpp-source.html">polygon.cpp</a>. +<p> +References <a class="el" href="driver__opengl__extension__def_8h-source.html#l00222">index</a>, <a class="el" href="debug_8h-source.html#l00254">nlassert</a>, and <a class="el" href="polygon_8h-source.html#l00130">Vertices</a>. +<p> +Referenced by <a class="el" href="polygon_8cpp-source.html#l01331">contains</a>, and <a class="el" href="polygon_8cpp-source.html#l01292">intersect</a>. </td> + </tr> +</table> +<a name="c1" doxytag="NLMISC::CPolygon2D::getSegRef0"></a><p> +<table width="100%" cellpadding="2" cellspacing="0" border="0"> + <tr> + <td class="md"> + <table cellpadding="0" cellspacing="0" border="0"> + <tr> + <td class="md" nowrap valign="top"> const <a class="el" href="classNLMISC_1_1CVector2f.html">CVector2f</a>& NLMISC::CPolygon2D::getSegRef0 </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top"><a class="el" href="memory__common_8h.html#a15">uint</a> </td> + <td class="mdname1" valign="top" nowrap> <em>index</em> </td> + <td class="md" valign="top">) </td> + <td class="md" nowrap> const<code> [inline, private]</code></td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +Get ref to the first vertex that start at index. +<p> + +<p> +Definition at line <a class="el" href="polygon_8h-source.html#l00190">190</a> of file <a class="el" href="polygon_8h-source.html">polygon.h</a>. +<p> +References <a class="el" href="driver__opengl__extension__def_8h-source.html#l00222">index</a>, <a class="el" href="debug_8h-source.html#l00254">nlassert</a>, and <a class="el" href="polygon_8h-source.html#l00130">Vertices</a>. +<p> +Referenced by <a class="el" href="polygon_8cpp-source.html#l01331">contains</a>, <a class="el" href="polygon_8cpp-source.html#l01279">getLineEquation</a>, and <a class="el" href="polygon_8cpp-source.html#l01292">intersect</a>. </td> + </tr> +</table> +<a name="c2" doxytag="NLMISC::CPolygon2D::getSegRef1"></a><p> +<table width="100%" cellpadding="2" cellspacing="0" border="0"> + <tr> + <td class="md"> + <table cellpadding="0" cellspacing="0" border="0"> + <tr> + <td class="md" nowrap valign="top"> const <a class="el" href="classNLMISC_1_1CVector2f.html">CVector2f</a>& NLMISC::CPolygon2D::getSegRef1 </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top"><a class="el" href="memory__common_8h.html#a15">uint</a> </td> + <td class="mdname1" valign="top" nowrap> <em>index</em> </td> + <td class="md" valign="top">) </td> + <td class="md" nowrap> const<code> [inline, private]</code></td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> + +<p> +Definition at line <a class="el" href="polygon_8h-source.html#l00194">194</a> of file <a class="el" href="polygon_8h-source.html">polygon.h</a>. +<p> +References <a class="el" href="driver__opengl__extension__def_8h-source.html#l00222">index</a>, <a class="el" href="debug_8h-source.html#l00254">nlassert</a>, and <a class="el" href="polygon_8h-source.html#l00130">Vertices</a>. +<p> +Referenced by <a class="el" href="polygon_8cpp-source.html#l01331">contains</a>, <a class="el" href="polygon_8cpp-source.html#l01279">getLineEquation</a>, and <a class="el" href="polygon_8cpp-source.html#l01292">intersect</a>. </td> + </tr> +</table> +<a name="a8" doxytag="NLMISC::CPolygon2D::intersect"></a><p> +<table width="100%" cellpadding="2" cellspacing="0" border="0"> + <tr> + <td class="md"> + <table cellpadding="0" cellspacing="0" border="0"> + <tr> + <td class="md" nowrap valign="top"> bool NLMISC::CPolygon2D::intersect </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top">const CPolygon2D & </td> + <td class="mdname1" valign="top" nowrap> <em>other</em> </td> + <td class="md" valign="top">) </td> + <td class="md" nowrap> const</td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +Test wether this polygon intersect another convex polygon. Currently not optimized. +<p> + +<p> +Definition at line <a class="el" href="polygon_8cpp-source.html#l01292">1292</a> of file <a class="el" href="polygon_8cpp-source.html">polygon.cpp</a>. +<p> +References <a class="el" href="polygon_8cpp-source.html#l01279">getLineEquation</a>, <a class="el" href="polygon_8cpp-source.html#l01245">getNonNullSeg</a>, <a class="el" href="polygon_8h-source.html#l00190">getSegRef0</a>, <a class="el" href="polygon_8h-source.html#l00194">getSegRef1</a>, <a class="el" href="opcode__register_8cpp-source.html#l00036">NLAISCRIPT::l</a>, <a class="el" href="debug_8h-source.html#l00254">nlassert</a>, <a class="el" href="polygon_8cpp-source.html#l01232">sumDPAgainstLine</a>, and <a class="el" href="polygon_8h-source.html#l00130">Vertices</a>. +<p> +Referenced by <a class="el" href="zone__lighter_8cpp-source.html#l03205">NL3D::CZoneLighter::computeTileFlagsForPositionTowardWater</a>. </td> + </tr> +</table> +<a name="a3" doxytag="NLMISC::CPolygon2D::isConvex"></a><p> +<table width="100%" cellpadding="2" cellspacing="0" border="0"> + <tr> + <td class="md"> + <table cellpadding="0" cellspacing="0" border="0"> + <tr> + <td class="md" nowrap valign="top"> bool NLMISC::CPolygon2D::isConvex </td> + <td class="md" valign="top">( </td> + <td class="mdname1" valign="top" nowrap> </td> + <td class="md" valign="top">) </td> + <td class="md" nowrap></td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +Check wether this polygon is convex;. +<p> + +<p> +Definition at line <a class="el" href="polygon_8cpp-source.html#l00798">798</a> of file <a class="el" href="polygon_8cpp-source.html">polygon.cpp</a>. +<p> +References <a class="el" href="polygon_8h-source.html#l00130">Vertices</a>, <a class="el" href="driver__opengl__extension__def_8h-source.html#l00233">x</a>, and <a class="el" href="driver__opengl__extension__def_8h-source.html#l00233">y</a>. </td> + </tr> +</table> +<a name="a6" doxytag="NLMISC::CPolygon2D::serial"></a><p> +<table width="100%" cellpadding="2" cellspacing="0" border="0"> + <tr> + <td class="md"> + <table cellpadding="0" cellspacing="0" border="0"> + <tr> + <td class="md" nowrap valign="top"> void NLMISC::CPolygon2D::serial </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top"><a class="el" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> & </td> + <td class="mdname1" valign="top" nowrap> <em>f</em> </td> + <td class="md" valign="top">) </td> + <td class="md" nowrap> throw (<a class="el" href="structNLMISC_1_1EStream.html">NLMISC::EStream</a>)</td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +Serial this polygon. +<p> + +<p> +Definition at line <a class="el" href="polygon_8cpp-source.html#l00959">959</a> of file <a class="el" href="polygon_8cpp-source.html">polygon.cpp</a>. </td> + </tr> +</table> +<a name="c0" doxytag="NLMISC::CPolygon2D::sumDPAgainstLine"></a><p> +<table width="100%" cellpadding="2" cellspacing="0" border="0"> + <tr> + <td class="md"> + <table cellpadding="0" cellspacing="0" border="0"> + <tr> + <td class="md" nowrap valign="top"> float NLMISC::CPolygon2D::sumDPAgainstLine </td> + <td class="md" valign="top">( </td> + <td class="md" nowrap valign="top">float </td> + <td class="mdname" nowrap> <em>a</em>, </td> + </tr> + <tr> + <td></td> + <td></td> + <td class="md" nowrap>float </td> + <td class="mdname" nowrap> <em>b</em>, </td> + </tr> + <tr> + <td></td> + <td></td> + <td class="md" nowrap>float </td> + <td class="mdname" nowrap> <em>c</em></td> + </tr> + <tr> + <td></td> + <td class="md">) </td> + <td class="md" colspan="2"> const<code> [private]</code></td> + </tr> + + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> +Sum the dot product of this poly vertices against a plane. +<p> + +<p> +Definition at line <a class="el" href="polygon_8cpp-source.html#l01232">1232</a> of file <a class="el" href="polygon_8cpp-source.html">polygon.cpp</a>. +<p> +Referenced by <a class="el" href="polygon_8cpp-source.html#l01292">intersect</a>. </td> + </tr> +</table> +<hr><h2>Member Data Documentation</h2> +<a name="m0" doxytag="NLMISC::CPolygon2D::Vertices"></a><p> +<table width="100%" cellpadding="2" cellspacing="0" border="0"> + <tr> + <td class="md"> + <table cellpadding="0" cellspacing="0" border="0"> + <tr> + <td class="md" nowrap valign="top"> <a class="el" href="classNLMISC_1_1CPolygon2D.html#s0">TVec2fVect</a> NLMISC::CPolygon2D::Vertices + </table> + </td> + </tr> +</table> +<table cellspacing=5 cellpadding=0 border=0> + <tr> + <td> + + </td> + <td> + +<p> + +<p> +Definition at line <a class="el" href="polygon_8h-source.html#l00130">130</a> of file <a class="el" href="polygon_8h-source.html">polygon.h</a>. +<p> +Referenced by <a class="el" href="polygon_8cpp-source.html#l00836">buildConvexHull</a>, <a class="el" href="water__shape_8cpp-source.html#l00396">NL3D::CWaterShape::computeBBox</a>, <a class="el" href="polygon_8cpp-source.html#l01075">computeBorders</a>, <a class="el" href="zone__lighter_8cpp-source.html#l03205">NL3D::CZoneLighter::computeTileFlagsForPositionTowardWater</a>, <a class="el" href="polygon_8cpp-source.html#l01331">contains</a>, <a class="el" href="polygon_8cpp-source.html#l00785">CPolygon2D</a>, <a class="el" href="polygon_8cpp-source.html#l01279">getLineEquation</a>, <a class="el" href="polygon_8cpp-source.html#l01245">getNonNullSeg</a>, <a class="el" href="polygon_8h-source.html#l00190">getSegRef0</a>, <a class="el" href="polygon_8h-source.html#l00194">getSegRef1</a>, <a class="el" href="water__shape_8cpp-source.html#l00595">NL3D::CWaterShape::getShapeInWorldSpace</a>, <a class="el" href="polygon_8cpp-source.html#l01292">intersect</a>, <a class="el" href="polygon_8cpp-source.html#l00798">isConvex</a>, <a class="el" href="water__shape_8cpp-source.html#l00387">NL3D::CWaterShape::setShape</a>, and <a class="el" href="water__model_8cpp-source.html#l00364">NL3D::CWaterRenderObs::traverse</a>. </td> + </tr> +</table> +<hr>The documentation for this class was generated from the following files:<ul> +<li><a class="el" href="polygon_8h-source.html">polygon.h</a><li><a class="el" href="polygon_8cpp-source.html">polygon.cpp</a></ul> + + +<!-- 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> |