diff options
Diffstat (limited to 'docs/doxygen/nel/deform__2d_8cpp-source.html')
| -rw-r--r-- | docs/doxygen/nel/deform__2d_8cpp-source.html | 248 |
1 files changed, 248 insertions, 0 deletions
diff --git a/docs/doxygen/nel/deform__2d_8cpp-source.html b/docs/doxygen/nel/deform__2d_8cpp-source.html new file mode 100644 index 00000000..20e21237 --- /dev/null +++ b/docs/doxygen/nel/deform__2d_8cpp-source.html @@ -0,0 +1,248 @@ +<!doctype html public "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd"> +<HTML> +<HEAD> + <TITLE>nevrax.org : docs</TITLE> + <LINK REL=stylesheet TYPE="text/css" HREF="http://www.nevrax.org/inc/css/nevrax.css"> + <link href="doxygen.css" rel="stylesheet" type="text/css"> +</HEAD> +<BODY MARGINHEIGHT="0" MARGINWIDTH="0"> + +<!-- uplinks --> +<TABLE CELLSPACING=0 CELLPADDING=0 BORDER=0> + <TR> + <TD WIDTH=16><IMG SRC="http://www.nevrax.org/inc/img/pixel.gif" WIDTH="16" HEIGHT="16" BORDER=0 ALT=""></TD> + <TD WIDTH=140 BGCOLOR=#dddddd><IMG SRC="http://www.nevrax.org/inc/img/pixel.gif" WIDTH="140" HEIGHT="16" BORDER=0 ALT=""></TD> + <TD WIDTH=16><IMG SRC="http://www.nevrax.org/inc/img/pixel.gif" WIDTH="16" HEIGHT="16" BORDER=0 ALT=""></TD> + <TD><IMG width=6 height=14 SRC="http://www.nevrax.org/inc/img/reddots.gif" ALT="#" VSPACE=2 HSPACE=2 BORDER=0 ></TD><TD VALIGN=middle> <A CLASS=uplinks HREF=http://www.nevrax.org><b>Home</B></FONT></A> </TD> + <TD><IMG width=6 height=14 SRC="http://www.nevrax.org/inc/img/reddots.gif" ALT="#" VSPACE=2 HSPACE=2 BORDER=0 ></TD><TD VALIGN=middle> <A CLASS=uplinks HREF=http://www.nevrax.com><b>nevrax.com</B></FONT></A> </TD> + </TR> +</TABLE> + +<!-- banner Nevrax --> +<TABLE CELLSPACING=0 CELLPADDING=0 BORDER=0 WIDTH=100%> + <TR><TD BGCOLOR="#000000" BACKGROUND="http://www.nevrax.org/inc/img/black_banner.jpg"><A HREF="http://www.nevrax.org"><IMG SRC="http://www.nevrax.org/inc/img/nevrax.gif" WIDTH="170" HEIGHT="45" BORDER=0 ALT="Nevrax" ></A></TD></TR> +</TABLE> + +<!-- main table --> +<TABLE CELLSPACING=0 CELLPADDING=0 BORDER=0 height=100%> + <TR> + <TD WIDTH=16><IMG SRC="http://www.nevrax.org/inc/img/pixel.gif" WIDTH="16" HEIGHT="10" BORDER=0 ALT=""></TD> + <TD WIDTH=140 BGCOLOR=#dddddd VALIGN=TOP ALIGN=middle><IMG SRC="http://www.nevrax.org/inc/img/pixel.gif" WIDTH="140" HEIGHT="10" BORDER=0 ALT=""> + + <!------ Begin Box ------> + <TABLE BORDER=0 CELLSPACING=0 CELLPADDING=0 BGCOLOR=black><TR><TD><TABLE border=0 cellspacing=2 cellpadding=0 width=120><tr><TD ALIGN=middle bgcolor=black> + <FONT COLOR=white FACE="sans-serif"><B>Nevrax.org</B></FONT></TD></TR><tr><td colspan=2 bgcolor=#FFFFFF> + <TABLE cellspacing=0 cellpadding=1 border=0> + <tr><td ALIGN=middle><a class='linkbox' href="http://www.nevrax.org/news/" TITLE="Rubrique news"><img width=13 height=15 hspace=5 border=0 src=http://www.nevrax.org/inc/img/picto-news.gif ALT=#></A></td><td><a class='linkbox' href="http://www.nevrax.org/news/" TITLE="News">News</a></td></tr> + <tr><td ALIGN=middle><a class='linkbox' href="http://www.nevrax.org/mail/" TITLE="Rubrique mail"><img width=15 height=11 hspace=5 border=0 src=http://www.nevrax.org/inc/img/picto-mail.gif ALT=#></A></td><td><a class='linkbox' href="http://www.nevrax.org/mail/" TITLE="Mailing list archive">Mailing-list</a></td></tr> + <tr><td ALIGN=middle><a class='linkbox' href="http://www.nevrax.org/docs/" TITLE="Rubrique docs"><img width=14 height=16 hspace=5 border=0 src=http://www.nevrax.org/inc/img/picto-docs.gif ALT=#></A></td><td><a class='linkbox' href="http://www.nevrax.org/docs/" TITLE="Documentation">Documentation</a></td></tr> + <tr><td ALIGN=middle><a class='linkbox' href="http://www.nevrax.org/cvs/" TITLE="Rubrique cvs"><img width=13 height=17 hspace=5 border=0 src=http://www.nevrax.org/inc/img/picto-cvs.gif ALT=#></A></td><td><a class='linkbox' href="http://www.nevrax.org/cvs/" TITLE="CVS Web">CVS</a></td></tr> + <tr><td ALIGN=middle><a class='linkbox' href="http://www.nevrax.org/bugs/" TITLE="Rubrique bugs"><img width=20 height=16 hspace=5 border=0 src=http://www.nevrax.org/inc/img/picto-bugs.gif ALT=#></A></td><td><a class='linkbox' href="http://www.nevrax.org/bugs/" TITLE="Bugtracking">Bugs</a></td></tr> + <tr><td ALIGN=middle><a class='linkbox' href="http://www.nevrax.org/GPL.php3" TITLE="Rubrique license"><img width=18 height=12 hspace=5 border=0 src=http://www.nevrax.org/inc/img/picto-gpl.gif ALT=#></A></td><td><a class='linkbox' href="http://www.nevrax.org/GPL.php3" TITLE="License">License</a></td></tr> + </TABLE> + </TD></TR></TABLE></TD></TR></TABLE> + <!------ End Box ------> + + </TD> + <TD WIDTH=15><IMG SRC="http://www.nevrax.org/inc/img/pixel.gif" WIDTH="16" HEIGHT="16" BORDER=0 ALT=""></TD> + <TD ALIGN=left valign=top><IMG SRC="http://www.nevrax.org/inc/img/pixel.gif" WIDTH="140" HEIGHT="10" BORDER=0 ALT=""> + +<!-- title --> +<TABLE background="http://www.nevrax.org/inc/img/redline.gif" CELLSPACING=0 CELLPADDING=0 BORDER=0 width=100%><tr><td> +<A HREF="http://www.nevrax.org/docs/"><img src="http://www.nevrax.org/inc/img/t_docs.gif" ALT="Docs" HEIGHT=20 BORDER=0></A> +</td><td><IMG SRC="http://www.nevrax.org/inc/img/pixel.gif" WIDTH="1" 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>deform_2d.cpp</h1><a href="deform__2d_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 +00007 <font class="comment">/* Copyright, 2000, 2001 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="deform__2d_8h.html">3d/deform_2d.h</a>"</font> +00029 +00030 +00031 +00032 <font class="preprocessor">#include <vector></font> +00033 <font class="preprocessor">#include "<a class="code" href="vector__2f_8h.html">nel/misc/vector_2f.h</a>"</font> +00034 <font class="preprocessor">#include "<a class="code" href="smart__ptr_8h.html">nel/misc/smart_ptr.h</a>"</font> +00035 <font class="preprocessor">#include "<a class="code" href="heat__haze_8h.html">3d/heat_haze.h</a>"</font> +00036 <font class="preprocessor">#include "<a class="code" href="quad__effect_8h.html">3d/quad_effect.h</a>"</font> +00037 <font class="preprocessor">#include "<a class="code" href="texture__blank_8h.html">3d/texture_blank.h</a>"</font> +00038 <font class="preprocessor">#include "<a class="code" href="driver_8h.html">3d/driver.h</a>"</font> +00039 <font class="preprocessor">#include "<a class="code" href="dru_8h.html">3d/dru.h</a>"</font> +00040 <font class="preprocessor">#include "<a class="code" href="material_8h.html">3d/material.h</a>"</font> +00041 +00042 <font class="keyword">namespace </font>NL3D { +00043 +00044 +00045 +<a name="l00046"></a><a class="code" href="classNL3D_1_1CDeform2d.html#q0">00046</a> uint CDeform2d::_Width; +<a name="l00047"></a><a class="code" href="classNL3D_1_1CDeform2d.html#q1">00047</a> uint CDeform2d::_Height; +<a name="l00048"></a><a class="code" href="classNL3D_1_1CDeform2d.html#q2">00048</a> uint CDeform2d::_XGranularity; +<a name="l00049"></a><a class="code" href="classNL3D_1_1CDeform2d.html#q3">00049</a> uint CDeform2d::_YGranularity; +<a name="l00050"></a><a class="code" href="classNL3D_1_1CDeform2d.html#q4">00050</a> uint CDeform2d::_XQuad; +<a name="l00051"></a><a class="code" href="classNL3D_1_1CDeform2d.html#q5">00051</a> uint CDeform2d::_YQuad; +<a name="l00052"></a><a class="code" href="classNL3D_1_1CDeform2d.html#q6">00052</a> <a class="code" href="classNLMISC_1_1CSmartPtr.html">NLMISC::CSmartPtr<ITexture></a> CDeform2d::_Tex; +00053 +00054 +<a name="l00055"></a><a class="code" href="classNL3D_1_1CDeform2d.html#d1">00055</a> <font class="keywordtype">void</font> CDeform2d::setupBuffer(uint <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, uint <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>, uint xGranularity, uint yGranularity +00056 , uint xQuad, uint yQuad) +00057 { +00058 <a class="code" href="classNL3D_1_1CDeform2d.html#q0">_Width</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>; +00059 <a class="code" href="classNL3D_1_1CDeform2d.html#q1">_Height</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a390">height</a>; +00060 <a class="code" href="classNL3D_1_1CDeform2d.html#q2">_XGranularity</a> = xGranularity; +00061 <a class="code" href="classNL3D_1_1CDeform2d.html#q3">_YGranularity</a> = yGranularity; +00062 <a class="code" href="classNL3D_1_1CDeform2d.html#q4">_XQuad</a> = xQuad; +00063 <a class="code" href="classNL3D_1_1CDeform2d.html#q5">_YQuad</a> = yQuad; +00064 +00065 uint realWidth = <a class="code" href="namespaceNLMISC.html#a223">NLMISC::raiseToNextPowerOf2</a>(<a class="code" href="classNL3D_1_1CDeform2d.html#q0">_Width</a>); +00066 uint realHeight= <a class="code" href="namespaceNLMISC.html#a223">NLMISC::raiseToNextPowerOf2</a>(<a class="code" href="classNL3D_1_1CDeform2d.html#q1">_Height</a>); +00067 +00068 <a class="code" href="classNL3D_1_1CDeform2d.html#q6">_Tex</a> = <font class="keyword">new</font> CTextureBlank; +00069 <a class="code" href="classNL3D_1_1CDeform2d.html#q6">_Tex</a>->resize(realWidth, realHeight, CBitmap::RGBA); +00070 } +00071 +00072 +00073 +00074 +00076 <font class="keyword">static</font> <font class="keyword">inline</font> <font class="keywordtype">void</font> <a class="code" href="namespaceNL3D.html#a322">computePerturbation</a>(<font class="keyword">const</font> <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <font class="keyword">const</font> <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, <font class="keywordtype">float</font> &dx, <font class="keywordtype">float</font> &dy) +00077 { +00078 <font class="comment">// dummy func for now</font> +00079 <font class="comment">/* dx = 0.05f * (float) (rand() * (1.F / RAND_MAX));</font> +00080 <font class="comment"> dy = 0.05f * (float) (rand() * (1.F / RAND_MAX));*/</font> +00081 dx= 0.f; +00082 dy = 0.f; +00083 } +00084 +<a name="l00085"></a><a class="code" href="classNL3D_1_1CDeform2d.html#d0">00085</a> <font class="keywordtype">void</font> CDeform2d::doDeform(<font class="keyword">const</font> TPoint2DVect &surf, IDriver *drv, IPerturbUV *uvp) +00086 { +00087 +00088 <a class="code" href="debug_8h.html#a6">nlassert</a>(uvp); +00089 +00090 <font class="keyword">typedef</font> CQuadEffect::TPoint2DVect <a class="code" href="classNL3D_1_1CDeform2d.html#s0">TPoint2DVect</a>; +00091 <a class="code" href="classNL3D_1_1CDeform2d.html#s0">TPoint2DVect</a> dest; +00092 +00093 CQuadEffect::processPoly(surf, (<font class="keywordtype">float</font>) <a class="code" href="classNL3D_1_1CDeform2d.html#q2">_XGranularity</a>, (<font class="keywordtype">float</font>) <a class="code" href="classNL3D_1_1CDeform2d.html#q3">_YGranularity</a>, dest); +00094 +00095 uint realWidth = <a class="code" href="namespaceNLMISC.html#a223">NLMISC::raiseToNextPowerOf2</a>(<a class="code" href="classNL3D_1_1CDeform2d.html#q0">_Width</a>); +00096 uint realHeight= <a class="code" href="namespaceNLMISC.html#a223">NLMISC::raiseToNextPowerOf2</a>(<a class="code" href="classNL3D_1_1CDeform2d.html#q1">_Height</a>); +00097 +00098 +00099 <font class="comment">// draw the poly contour</font> +00100 <font class="comment">/*for (uint k = 0; k < dest.size(); ++k)</font> +00101 <font class="comment"> {</font> +00102 <font class="comment"> CDRU::drawLine(dest[k].x, dest[k].y, dest[(k + 1) % dest.size()].x, dest[(k + 1) % dest.size()].y, *drv, CRGBA::Red);</font> +00103 <font class="comment"> }*/</font> +00104 +00105 +00106 +00107 +00108 <font class="keyword">static</font> CMaterial mat; +00109 mat.setDoubleSided(<font class="keyword">true</font>); +00110 mat.setLighting(<font class="keyword">false</font>); +00111 mat.setZFunc(CMaterial::always); +00112 <font class="comment">/* mat.setColor(CRGBA::Red);</font> +00113 <font class="comment"> mat.texEnvOpRGB(0, CMaterial::Add); */</font> +00114 +00115 <font class="keyword">static</font> CVertexBuffer vb; +00116 vb.setVertexFormat(CVertexBuffer::PositionFlag | CVertexBuffer::TexCoord0Flag); +00117 +00118 +00119 +00120 drv->setFrustum(0, (<font class="keywordtype">float</font>) <a class="code" href="classNL3D_1_1CDeform2d.html#q0">_Width</a>, 0, (<font class="keywordtype">float</font>) <a class="code" href="classNL3D_1_1CDeform2d.html#q1">_Height</a>, -1, 1, <font class="keyword">false</font>); +00121 drv->setupViewMatrix(CMatrix::Identity); +00122 drv->setupModelMatrix(CMatrix::Identity); +00123 +00124 +00125 <font class="keyword">const</font> <font class="keywordtype">float</font> iDu = 1.f / <a class="code" href="classNL3D_1_1CDeform2d.html#q0">_Width</a>; +00126 <font class="keyword">const</font> <font class="keywordtype">float</font> iDv = 1.f / <a class="code" href="classNL3D_1_1CDeform2d.html#q1">_Height</a>; +00127 <font class="keyword">const</font> <font class="keywordtype">float</font> widthRatio = <a class="code" href="classNL3D_1_1CDeform2d.html#q0">_Width</a> / (float) realWidth; +00128 <font class="keyword">const</font> <font class="keywordtype">float</font> heightRatio = <a class="code" href="classNL3D_1_1CDeform2d.html#q1">_Height</a> / (float) realHeight; +00129 +00130 +00131 <font class="keywordtype">float</font> u, u2, <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>; +00132 <font class="keywordtype">float</font> du, dv; +00133 +00134 TPoint2DVect::const_iterator it; +00135 +00136 <font class="comment">// get back datas from frame buffer</font> +00137 <font class="keywordflow">for</font> (it = dest.begin(); it != dest.end(); ++it) +00138 { +00139 drv->copyFrameBufferToTexture(<a class="code" href="classNL3D_1_1CDeform2d.html#q6">_Tex</a>, 0, (uint32) it->x,(uint32) it->y, (uint32) it->x, (uint32) it->y, <a class="code" href="classNL3D_1_1CDeform2d.html#q2">_XGranularity</a>, <a class="code" href="classNL3D_1_1CDeform2d.html#q3">_YGranularity</a>); +00140 } +00141 +00142 +00146 vb.setNumVertices(dest.size() << 2); +00147 mat.setTexture(0, <a class="code" href="classNL3D_1_1CDeform2d.html#q6">_Tex</a>); +00148 uint k = 0; <font class="comment">// current index in the vertex buffer</font> +00149 <font class="keywordflow">for</font> (it = dest.begin(); it != dest.end(); ++it, k += 4) +00150 { +00151 +00152 <font class="comment">// \todo optimize this by a direct access to the vertex buffer (if needed)</font> +00153 <font class="comment">// blit data to frame buffer and apply deformations</font> +00154 +00155 vb.setVertexCoord(k, <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>(it->x, 0, it->y)); +00156 vb.setVertexCoord(k + 1, <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>(it->x + <a class="code" href="classNL3D_1_1CDeform2d.html#q2">_XGranularity</a>, 0, it->y)); +00157 vb.setVertexCoord(k + 2, <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>(it->x + _XGranularity, 0, it-><a class="code" href="classNLMISC_1_1CVector.html#m1">y</a> + <a class="code" href="classNL3D_1_1CDeform2d.html#q3">_YGranularity</a>)); +00158 vb.setVertexCoord(k + 3, <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>(it->x , 0, it->y + <a class="code" href="classNL3D_1_1CDeform2d.html#q3">_YGranularity</a>)); +00159 +00160 <font class="comment">// perturbation of the uv coordinates</font> +00161 +00162 u = it->x * iDu; +00163 <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a> = it->y * iDv; +00164 uvp->perturbUV(u, <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>, du, dv); +00165 vb.setTexCoord(k, 0, (u + du) * widthRatio, (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a> + dv) * heightRatio ); +00166 +00167 u2 = (it->x + _XGranularity) * iDu; +00168 uvp->perturbUV(u2, <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>, du, dv); +00169 vb.setTexCoord(k + 1, 0, (u2 + du) * widthRatio, (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a> + dv) * heightRatio ); +00170 +00171 <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a> = (it->y + <a class="code" href="classNL3D_1_1CDeform2d.html#q3">_YGranularity</a>) * iDv; +00172 uvp->perturbUV(u2, <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>, du, dv); +00173 vb.setTexCoord(k + 2, 0, (u2 + du) * widthRatio, (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a> + dv) * heightRatio ); +00174 +00175 uvp->perturbUV(u, <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>, du, dv); +00176 vb.setTexCoord(k + 3, 0, (u + du) * widthRatio, (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a> + dv) * heightRatio ); +00177 } +00178 +00179 drv->activeVertexBuffer(vb); +00180 drv->renderQuads(mat, 0, dest.size()); +00181 } +00182 +00183 } <font class="comment">// NL3D</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> |