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diff --git a/dev/MinGfx/docs/html/classmingfx_1_1_gfx_math.html b/dev/MinGfx/docs/html/classmingfx_1_1_gfx_math.html index 938c08c..4360357 100644 --- a/dev/MinGfx/docs/html/classmingfx_1_1_gfx_math.html +++ b/dev/MinGfx/docs/html/classmingfx_1_1_gfx_math.html @@ -1,591 +1,591 @@ -<!-- HTML header for doxygen 1.8.9.1--> -<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> -<html xmlns="http://www.w3.org/1999/xhtml"> -<head> -<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> -<meta http-equiv="X-UA-Compatible" content="IE=9"/> -<meta name="generator" content="Doxygen 1.9.1"/> -<title>MinGfx Toolkit: mingfx::GfxMath Class Reference</title> -<link href="tabs.css" rel="stylesheet" type="text/css"/> -<script type="text/javascript" src="jquery.js"></script> -<script type="text/javascript" src="dynsections.js"></script> -<link href="search/search.css" rel="stylesheet" type="text/css"/> -<script 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header part --> -<!-- Generated by Doxygen 1.9.1 --> -<script type="text/javascript"> -/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */ -var searchBox = new SearchBox("searchBox", "search",false,'Search','.html'); -/* @license-end */ -</script> -<script type="text/javascript" src="menudata.js"></script> -<script type="text/javascript" src="menu.js"></script> -<script type="text/javascript"> -/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */ -$(function() { - initMenu('',true,false,'search.php','Search'); - $(document).ready(function() { init_search(); }); -}); -/* @license-end */</script> -<div id="main-nav"></div> -<!-- window showing the filter options --> -<div id="MSearchSelectWindow" - onmouseover="return searchBox.OnSearchSelectShow()" - onmouseout="return searchBox.OnSearchSelectHide()" - onkeydown="return searchBox.OnSearchSelectKey(event)"> -</div> - -<!-- iframe showing the search results (closed by default) --> -<div id="MSearchResultsWindow"> -<iframe src="javascript:void(0)" frameborder="0" - name="MSearchResults" id="MSearchResults"> -</iframe> -</div> - -<div id="nav-path" class="navpath"> - <ul> -<li class="navelem"><a class="el" href="namespacemingfx.html">mingfx</a></li><li class="navelem"><a class="el" href="classmingfx_1_1_gfx_math.html">GfxMath</a></li> </ul> -</div> -</div><!-- top --> -<div class="header"> - <div class="summary"> -<a href="#pub-static-methods">Static Public Member Functions</a> | -<a href="#pub-static-attribs">Static Public Attributes</a> | -<a href="classmingfx_1_1_gfx_math-members.html">List of all members</a> </div> - <div class="headertitle"> -<div class="title">mingfx::GfxMath Class Reference</div> </div> -</div><!--header--> -<div class="contents"> -<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> -<div class="textblock"><p>This class holds a variety of static math functions that are useful to have defined with creating graphics programs. </p> - -<p class="definition">Definition at line <a class="el" href="gfxmath_8h_source.html#l00028">28</a> of file <a class="el" href="gfxmath_8h_source.html">gfxmath.h</a>.</p> -</div> -<p><code>#include <<a class="el" href="gfxmath_8h_source.html">gfxmath.h</a>></code></p> -<table class="memberdecls"> -<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-methods"></a> -Static Public Member Functions</h2></td></tr> -<tr class="memitem:af227209ec043b375497556ee2dcdf850"><td class="memItemLeft" align="right" valign="top">static float </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#af227209ec043b375497556ee2dcdf850">Clamp</a> (float x, float a, float b)</td></tr> -<tr class="memdesc:af227209ec043b375497556ee2dcdf850"><td class="mdescLeft"> </td><td class="mdescRight">Returns a if x is less than a and b if x is greater than b. <a href="classmingfx_1_1_gfx_math.html#af227209ec043b375497556ee2dcdf850">More...</a><br /></td></tr> -<tr class="separator:af227209ec043b375497556ee2dcdf850"><td class="memSeparator" colspan="2"> </td></tr> -<tr class="memitem:a1336de2695bc3bb750b23fb0ea211637"><td class="memItemLeft" align="right" valign="top">static float </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#a1336de2695bc3bb750b23fb0ea211637">ToRadians</a> (float degrees)</td></tr> -<tr class="separator:a1336de2695bc3bb750b23fb0ea211637"><td class="memSeparator" colspan="2"> </td></tr> -<tr class="memitem:a39a2b5973249fb3aefc210b18b0fdff3"><td class="memItemLeft" align="right" valign="top">static float </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#a39a2b5973249fb3aefc210b18b0fdff3">ToDegrees</a> (float radians)</td></tr> -<tr class="separator:a39a2b5973249fb3aefc210b18b0fdff3"><td class="memSeparator" colspan="2"> </td></tr> -<tr class="memitem:a38927f1f8ea4625d909e64efa93c5190"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classmingfx_1_1_vector3.html">Vector3</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#a38927f1f8ea4625d909e64efa93c5190">ToRadians</a> (<a class="el" href="classmingfx_1_1_vector3.html">Vector3</a> degrees)</td></tr> -<tr class="separator:a38927f1f8ea4625d909e64efa93c5190"><td class="memSeparator" colspan="2"> </td></tr> -<tr class="memitem:aa5411a7d8bfc8e47d596362a328dbde8"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classmingfx_1_1_vector3.html">Vector3</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#aa5411a7d8bfc8e47d596362a328dbde8">ToDegrees</a> (<a class="el" href="classmingfx_1_1_vector3.html">Vector3</a> radians)</td></tr> -<tr class="separator:aa5411a7d8bfc8e47d596362a328dbde8"><td class="memSeparator" colspan="2"> </td></tr> -<tr class="memitem:ace452fb6b86eb638897b474e9dd51647"><td class="memItemLeft" align="right" valign="top">static float </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#ace452fb6b86eb638897b474e9dd51647">Lerp</a> (float a, float b, float alpha)</td></tr> -<tr class="separator:ace452fb6b86eb638897b474e9dd51647"><td class="memSeparator" colspan="2"> </td></tr> -<tr class="memitem:af255bde64498e9b55be466abeea97f4d"><td class="memItemLeft" align="right" valign="top">static int </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#af255bde64498e9b55be466abeea97f4d">iLerp</a> (int a, int b, float alpha)</td></tr> -<tr class="separator:af255bde64498e9b55be466abeea97f4d"><td class="memSeparator" colspan="2"> </td></tr> -<tr class="memitem:a2086a2f885f887fb53da8a5adb5860f0"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classmingfx_1_1_point3.html">Point3</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#a2086a2f885f887fb53da8a5adb5860f0">ScreenToNearPlane</a> (const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> &viewMatrix, const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> &projMatrix, const <a class="el" href="classmingfx_1_1_point2.html">Point2</a> &normalizedScreenPt)</td></tr> -<tr class="memdesc:a2086a2f885f887fb53da8a5adb5860f0"><td class="mdescLeft"> </td><td class="mdescRight">Converts a 2D point on the filmplane represented in Normalized Device Coorindates, which means (-1,1) for the top left corner of the screen and (1,-1) for the bottom right corner, to a 3D point that lies on the camera's near plane. Useful for converting mouse coordinates into a 3D point. Remember that this uses NORMALIZED device coordinates for the screenPt, not pixels. <a class="el" href="classmingfx_1_1_graphics_app.html" title="This is the main application base class for the MinGfx Toolkit.">GraphicsApp</a> and most other graphics engines report mouse move events in pixels, so you need to convert these to normalized device coordinates first. If you are using <a class="el" href="classmingfx_1_1_graphics_app.html" title="This is the main application base class for the MinGfx Toolkit.">GraphicsApp</a>, you can do this with: <a class="el" href="classmingfx_1_1_point2.html" title="A 2D Point with floating point coordinates, used for storing 2D texture coordinates,...">Point2</a> normPos = graphicsApp->pixels_to_normalized_coordinates(mousePos);. <a href="classmingfx_1_1_gfx_math.html#a2086a2f885f887fb53da8a5adb5860f0">More...</a><br /></td></tr> -<tr class="separator:a2086a2f885f887fb53da8a5adb5860f0"><td class="memSeparator" colspan="2"> </td></tr> -<tr class="memitem:aaa6af7c0de01fdad46d48d43efb6aa67"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classmingfx_1_1_point3.html">Point3</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#aaa6af7c0de01fdad46d48d43efb6aa67">ScreenToDepthPlane</a> (const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> &viewMatrix, const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> &projMatrix, const <a class="el" href="classmingfx_1_1_point2.html">Point2</a> &normalizedScreenPt, float planeDepth)</td></tr> -<tr class="memdesc:aaa6af7c0de01fdad46d48d43efb6aa67"><td class="mdescLeft"> </td><td class="mdescRight">Similar to filmplane2D_to_nearplane3D() but here rather than using the nearplane, you specify the depth of the plane to use as a distance away from the camera's focal point. <a href="classmingfx_1_1_gfx_math.html#aaa6af7c0de01fdad46d48d43efb6aa67">More...</a><br /></td></tr> -<tr class="separator:aaa6af7c0de01fdad46d48d43efb6aa67"><td class="memSeparator" colspan="2"> </td></tr> -<tr class="memitem:a24048d7b688ae46317c3e8de8a701273"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classmingfx_1_1_point3.html">Point3</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#a24048d7b688ae46317c3e8de8a701273">ScreenToWorld</a> (const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> &viewMatrix, const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> &projMatrix, const <a class="el" href="classmingfx_1_1_point2.html">Point2</a> &normalizedScreenPt, float normalizedZ)</td></tr> -<tr class="memdesc:a24048d7b688ae46317c3e8de8a701273"><td class="mdescLeft"> </td><td class="mdescRight">Converts a 2D point on the filmplane represented in Normalized Device Coorindates, which means (-1,1) for the top left corner of the screen and (1,-1) for the bottom right corner, to a 3D point in the world. The depth buffer value under the pixel must be supplied. If you are using <a class="el" href="classmingfx_1_1_graphics_app.html" title="This is the main application base class for the MinGfx Toolkit.">GraphicsApp</a>, you can use the mouse pos in pixels to get the required arguments like this: <a class="el" href="classmingfx_1_1_point2.html" title="A 2D Point with floating point coordinates, used for storing 2D texture coordinates,...">Point2</a> normPos = graphicsApp->pixels_to_normalized_coordinates(mousePos); float normZ = graphicsApp->z_value_at_pixel(mousePos);. <a href="classmingfx_1_1_gfx_math.html#a24048d7b688ae46317c3e8de8a701273">More...</a><br /></td></tr> -<tr class="separator:a24048d7b688ae46317c3e8de8a701273"><td class="memSeparator" colspan="2"> </td></tr> -</table><table class="memberdecls"> -<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-attribs"></a> -Static Public Attributes</h2></td></tr> -<tr class="memitem:aaa14e60a5f7c158db443f8b6d87958b4"><td class="memItemLeft" align="right" valign="top">static const float </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#aaa14e60a5f7c158db443f8b6d87958b4">PI</a></td></tr> -<tr class="separator:aaa14e60a5f7c158db443f8b6d87958b4"><td class="memSeparator" colspan="2"> </td></tr> -<tr class="memitem:a0e5c7562116babf11c61f4c7f20f8b69"><td class="memItemLeft" align="right" valign="top">static const float </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#a0e5c7562116babf11c61f4c7f20f8b69">TWO_PI</a></td></tr> -<tr class="separator:a0e5c7562116babf11c61f4c7f20f8b69"><td class="memSeparator" colspan="2"> </td></tr> -<tr class="memitem:ab5ba8ba54257d86dcf95bd2bbeb534c0"><td class="memItemLeft" align="right" valign="top">static const float </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#ab5ba8ba54257d86dcf95bd2bbeb534c0">HALF_PI</a></td></tr> -<tr class="separator:ab5ba8ba54257d86dcf95bd2bbeb534c0"><td class="memSeparator" colspan="2"> </td></tr> -</table> -<h2 class="groupheader">Member Function Documentation</h2> -<a id="af227209ec043b375497556ee2dcdf850"></a> -<h2 class="memtitle"><span class="permalink"><a href="#af227209ec043b375497556ee2dcdf850">◆ </a></span>Clamp()</h2> - -<div class="memitem"> -<div class="memproto"> -<table class="mlabels"> - <tr> - <td class="mlabels-left"> - <table class="memname"> - <tr> - <td class="memname">static float mingfx::GfxMath::Clamp </td> - <td>(</td> - <td class="paramtype">float </td> - <td class="paramname"><em>x</em>, </td> - </tr> - <tr> - <td class="paramkey"></td> - <td></td> - <td class="paramtype">float </td> - <td class="paramname"><em>a</em>, </td> - </tr> - <tr> - <td class="paramkey"></td> - <td></td> - <td class="paramtype">float </td> - <td class="paramname"><em>b</em> </td> - </tr> - <tr> - <td></td> - <td>)</td> - <td></td><td></td> - </tr> - </table> - </td> - <td class="mlabels-right"> -<span class="mlabels"><span class="mlabel">static</span></span> </td> - </tr> -</table> -</div><div class="memdoc"> - -<p>Returns a if x is less than a and b if x is greater than b. </p> - -</div> -</div> -<a id="af255bde64498e9b55be466abeea97f4d"></a> -<h2 class="memtitle"><span class="permalink"><a href="#af255bde64498e9b55be466abeea97f4d">◆ </a></span>iLerp()</h2> - -<div class="memitem"> -<div class="memproto"> -<table class="mlabels"> - <tr> - <td class="mlabels-left"> - <table class="memname"> - <tr> - <td class="memname">static int mingfx::GfxMath::iLerp </td> - <td>(</td> - <td class="paramtype">int </td> - <td class="paramname"><em>a</em>, </td> - </tr> - <tr> - <td class="paramkey"></td> - <td></td> - <td class="paramtype">int </td> - <td class="paramname"><em>b</em>, </td> - </tr> - <tr> - <td class="paramkey"></td> - <td></td> - <td class="paramtype">float </td> - <td class="paramname"><em>alpha</em> </td> - </tr> - <tr> - <td></td> - <td>)</td> - <td></td><td></td> - </tr> - </table> - </td> - <td class="mlabels-right"> -<span class="mlabels"><span class="mlabel">static</span></span> </td> - </tr> -</table> -</div><div class="memdoc"> - -</div> -</div> -<a id="ace452fb6b86eb638897b474e9dd51647"></a> -<h2 class="memtitle"><span class="permalink"><a href="#ace452fb6b86eb638897b474e9dd51647">◆ </a></span>Lerp()</h2> - -<div class="memitem"> -<div class="memproto"> -<table class="mlabels"> - <tr> - <td class="mlabels-left"> - <table class="memname"> - <tr> - <td class="memname">static float mingfx::GfxMath::Lerp </td> - <td>(</td> - <td class="paramtype">float </td> - <td class="paramname"><em>a</em>, </td> - </tr> - <tr> - <td class="paramkey"></td> - <td></td> - <td class="paramtype">float </td> - <td class="paramname"><em>b</em>, </td> - </tr> - <tr> - <td class="paramkey"></td> - <td></td> - <td class="paramtype">float </td> - <td class="paramname"><em>alpha</em> </td> - </tr> - <tr> - <td></td> - <td>)</td> - <td></td><td></td> - </tr> - </table> - </td> - <td class="mlabels-right"> -<span class="mlabels"><span class="mlabel">static</span></span> </td> - </tr> -</table> -</div><div class="memdoc"> - -</div> -</div> -<a id="aaa6af7c0de01fdad46d48d43efb6aa67"></a> -<h2 class="memtitle"><span class="permalink"><a href="#aaa6af7c0de01fdad46d48d43efb6aa67">◆ </a></span>ScreenToDepthPlane()</h2> - -<div class="memitem"> -<div class="memproto"> -<table class="mlabels"> - <tr> - <td class="mlabels-left"> - <table class="memname"> - <tr> - <td class="memname">static <a class="el" href="classmingfx_1_1_point3.html">Point3</a> mingfx::GfxMath::ScreenToDepthPlane </td> - <td>(</td> - <td class="paramtype">const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> & </td> - <td class="paramname"><em>viewMatrix</em>, </td> - </tr> - <tr> - <td class="paramkey"></td> - <td></td> - <td class="paramtype">const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> & </td> - <td class="paramname"><em>projMatrix</em>, </td> - </tr> - <tr> - <td class="paramkey"></td> - <td></td> - <td class="paramtype">const <a class="el" href="classmingfx_1_1_point2.html">Point2</a> & </td> - <td class="paramname"><em>normalizedScreenPt</em>, </td> - </tr> - <tr> - <td class="paramkey"></td> - <td></td> - <td class="paramtype">float </td> - <td class="paramname"><em>planeDepth</em> </td> - </tr> - <tr> - <td></td> - <td>)</td> - <td></td><td></td> - </tr> - </table> - </td> - <td class="mlabels-right"> -<span class="mlabels"><span class="mlabel">static</span></span> </td> - </tr> -</table> -</div><div class="memdoc"> - -<p>Similar to filmplane2D_to_nearplane3D() but here rather than using the nearplane, you specify the depth of the plane to use as a distance away from the camera's focal point. </p> - -</div> -</div> -<a id="a2086a2f885f887fb53da8a5adb5860f0"></a> -<h2 class="memtitle"><span class="permalink"><a href="#a2086a2f885f887fb53da8a5adb5860f0">◆ </a></span>ScreenToNearPlane()</h2> - -<div class="memitem"> -<div class="memproto"> -<table class="mlabels"> - <tr> - <td class="mlabels-left"> - <table class="memname"> - <tr> - <td class="memname">static <a class="el" href="classmingfx_1_1_point3.html">Point3</a> mingfx::GfxMath::ScreenToNearPlane </td> - <td>(</td> - <td class="paramtype">const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> & </td> - <td class="paramname"><em>viewMatrix</em>, </td> - </tr> - <tr> - <td class="paramkey"></td> - <td></td> - <td class="paramtype">const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> & </td> - <td class="paramname"><em>projMatrix</em>, </td> - </tr> - <tr> - <td class="paramkey"></td> - <td></td> - <td class="paramtype">const <a class="el" href="classmingfx_1_1_point2.html">Point2</a> & </td> - <td class="paramname"><em>normalizedScreenPt</em> </td> - </tr> - <tr> - <td></td> - <td>)</td> - <td></td><td></td> - </tr> - </table> - </td> - <td class="mlabels-right"> -<span class="mlabels"><span class="mlabel">static</span></span> </td> - </tr> -</table> -</div><div class="memdoc"> - -<p>Converts a 2D point on the filmplane represented in Normalized Device Coorindates, which means (-1,1) for the top left corner of the screen and (1,-1) for the bottom right corner, to a 3D point that lies on the camera's near plane. Useful for converting mouse coordinates into a 3D point. Remember that this uses NORMALIZED device coordinates for the screenPt, not pixels. <a class="el" href="classmingfx_1_1_graphics_app.html" title="This is the main application base class for the MinGfx Toolkit.">GraphicsApp</a> and most other graphics engines report mouse move events in pixels, so you need to convert these to normalized device coordinates first. If you are using <a class="el" href="classmingfx_1_1_graphics_app.html" title="This is the main application base class for the MinGfx Toolkit.">GraphicsApp</a>, you can do this with: <a class="el" href="classmingfx_1_1_point2.html" title="A 2D Point with floating point coordinates, used for storing 2D texture coordinates,...">Point2</a> normPos = graphicsApp->pixels_to_normalized_coordinates(mousePos);. </p> - -</div> -</div> -<a id="a24048d7b688ae46317c3e8de8a701273"></a> -<h2 class="memtitle"><span class="permalink"><a href="#a24048d7b688ae46317c3e8de8a701273">◆ </a></span>ScreenToWorld()</h2> - -<div class="memitem"> -<div class="memproto"> -<table class="mlabels"> - <tr> - <td class="mlabels-left"> - <table class="memname"> - <tr> - <td class="memname">static <a class="el" href="classmingfx_1_1_point3.html">Point3</a> mingfx::GfxMath::ScreenToWorld </td> - <td>(</td> - <td class="paramtype">const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> & </td> - <td class="paramname"><em>viewMatrix</em>, </td> - </tr> - <tr> - <td class="paramkey"></td> - <td></td> - <td class="paramtype">const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> & </td> - <td class="paramname"><em>projMatrix</em>, </td> - </tr> - <tr> - <td class="paramkey"></td> - <td></td> - <td class="paramtype">const <a class="el" href="classmingfx_1_1_point2.html">Point2</a> & </td> - <td class="paramname"><em>normalizedScreenPt</em>, </td> - </tr> - <tr> - <td class="paramkey"></td> - <td></td> - <td class="paramtype">float </td> - <td class="paramname"><em>normalizedZ</em> </td> - </tr> - <tr> - <td></td> - <td>)</td> - <td></td><td></td> - </tr> - </table> - </td> - <td class="mlabels-right"> -<span class="mlabels"><span class="mlabel">static</span></span> </td> - </tr> -</table> -</div><div class="memdoc"> - -<p>Converts a 2D point on the filmplane represented in Normalized Device Coorindates, which means (-1,1) for the top left corner of the screen and (1,-1) for the bottom right corner, to a 3D point in the world. The depth buffer value under the pixel must be supplied. If you are using <a class="el" href="classmingfx_1_1_graphics_app.html" title="This is the main application base class for the MinGfx Toolkit.">GraphicsApp</a>, you can use the mouse pos in pixels to get the required arguments like this: <a class="el" href="classmingfx_1_1_point2.html" title="A 2D Point with floating point coordinates, used for storing 2D texture coordinates,...">Point2</a> normPos = graphicsApp->pixels_to_normalized_coordinates(mousePos); float normZ = graphicsApp->z_value_at_pixel(mousePos);. </p> - -</div> -</div> -<a id="a39a2b5973249fb3aefc210b18b0fdff3"></a> -<h2 class="memtitle"><span class="permalink"><a href="#a39a2b5973249fb3aefc210b18b0fdff3">◆ </a></span>ToDegrees() <span class="overload">[1/2]</span></h2> - -<div class="memitem"> -<div class="memproto"> -<table class="mlabels"> - <tr> - <td class="mlabels-left"> - <table class="memname"> - <tr> - <td class="memname">static float mingfx::GfxMath::ToDegrees </td> - <td>(</td> - <td class="paramtype">float </td> - <td class="paramname"><em>radians</em></td><td>)</td> - <td></td> - </tr> - </table> - </td> - <td class="mlabels-right"> -<span class="mlabels"><span class="mlabel">static</span></span> </td> - </tr> -</table> -</div><div class="memdoc"> - -</div> -</div> -<a id="aa5411a7d8bfc8e47d596362a328dbde8"></a> -<h2 class="memtitle"><span class="permalink"><a href="#aa5411a7d8bfc8e47d596362a328dbde8">◆ </a></span>ToDegrees() <span class="overload">[2/2]</span></h2> - -<div class="memitem"> -<div class="memproto"> -<table class="mlabels"> - <tr> - <td class="mlabels-left"> - <table class="memname"> - <tr> - <td class="memname">static <a class="el" href="classmingfx_1_1_vector3.html">Vector3</a> mingfx::GfxMath::ToDegrees </td> - <td>(</td> - <td class="paramtype"><a class="el" href="classmingfx_1_1_vector3.html">Vector3</a> </td> - <td class="paramname"><em>radians</em></td><td>)</td> - <td></td> - </tr> - </table> - </td> - <td class="mlabels-right"> -<span class="mlabels"><span class="mlabel">static</span></span> </td> - </tr> -</table> -</div><div class="memdoc"> - -</div> -</div> -<a id="a1336de2695bc3bb750b23fb0ea211637"></a> -<h2 class="memtitle"><span class="permalink"><a href="#a1336de2695bc3bb750b23fb0ea211637">◆ </a></span>ToRadians() <span class="overload">[1/2]</span></h2> - -<div class="memitem"> -<div class="memproto"> -<table class="mlabels"> - <tr> - <td class="mlabels-left"> - <table class="memname"> - <tr> - <td class="memname">static float mingfx::GfxMath::ToRadians </td> - <td>(</td> - <td class="paramtype">float </td> - <td class="paramname"><em>degrees</em></td><td>)</td> - <td></td> - </tr> - </table> - </td> - <td class="mlabels-right"> -<span class="mlabels"><span class="mlabel">static</span></span> </td> - </tr> -</table> -</div><div class="memdoc"> - -</div> -</div> -<a id="a38927f1f8ea4625d909e64efa93c5190"></a> -<h2 class="memtitle"><span class="permalink"><a href="#a38927f1f8ea4625d909e64efa93c5190">◆ </a></span>ToRadians() <span class="overload">[2/2]</span></h2> - -<div class="memitem"> -<div class="memproto"> -<table class="mlabels"> - <tr> - <td class="mlabels-left"> - <table class="memname"> - <tr> - <td class="memname">static <a class="el" href="classmingfx_1_1_vector3.html">Vector3</a> mingfx::GfxMath::ToRadians </td> - <td>(</td> - <td class="paramtype"><a class="el" href="classmingfx_1_1_vector3.html">Vector3</a> </td> - <td class="paramname"><em>degrees</em></td><td>)</td> - <td></td> - </tr> - </table> - </td> - <td class="mlabels-right"> -<span class="mlabels"><span class="mlabel">static</span></span> </td> - </tr> -</table> -</div><div class="memdoc"> - -</div> -</div> -<h2 class="groupheader">Member Data Documentation</h2> -<a id="ab5ba8ba54257d86dcf95bd2bbeb534c0"></a> -<h2 class="memtitle"><span class="permalink"><a href="#ab5ba8ba54257d86dcf95bd2bbeb534c0">◆ </a></span>HALF_PI</h2> - -<div class="memitem"> -<div class="memproto"> -<table class="mlabels"> - <tr> - <td class="mlabels-left"> - <table class="memname"> - <tr> - <td class="memname">const float mingfx::GfxMath::HALF_PI</td> - </tr> - </table> - </td> - <td class="mlabels-right"> -<span class="mlabels"><span class="mlabel">static</span></span> </td> - </tr> -</table> -</div><div class="memdoc"> - -<p class="definition">Definition at line <a class="el" href="gfxmath_8h_source.html#l00074">74</a> of file <a class="el" href="gfxmath_8h_source.html">gfxmath.h</a>.</p> - -</div> -</div> -<a id="aaa14e60a5f7c158db443f8b6d87958b4"></a> -<h2 class="memtitle"><span class="permalink"><a href="#aaa14e60a5f7c158db443f8b6d87958b4">◆ </a></span>PI</h2> - -<div class="memitem"> -<div class="memproto"> -<table class="mlabels"> - <tr> - <td class="mlabels-left"> - <table class="memname"> - <tr> - <td class="memname">const float mingfx::GfxMath::PI</td> - </tr> - </table> - </td> - <td class="mlabels-right"> -<span class="mlabels"><span class="mlabel">static</span></span> </td> - </tr> -</table> -</div><div class="memdoc"> - -<p class="definition">Definition at line <a class="el" href="gfxmath_8h_source.html#l00072">72</a> of file <a class="el" href="gfxmath_8h_source.html">gfxmath.h</a>.</p> - -</div> -</div> -<a id="a0e5c7562116babf11c61f4c7f20f8b69"></a> -<h2 class="memtitle"><span class="permalink"><a href="#a0e5c7562116babf11c61f4c7f20f8b69">◆ </a></span>TWO_PI</h2> - -<div class="memitem"> -<div class="memproto"> -<table class="mlabels"> - <tr> - <td class="mlabels-left"> - <table class="memname"> - <tr> - <td class="memname">const float mingfx::GfxMath::TWO_PI</td> - </tr> - </table> - </td> - <td class="mlabels-right"> -<span class="mlabels"><span class="mlabel">static</span></span> </td> - </tr> -</table> -</div><div class="memdoc"> - -<p class="definition">Definition at line <a class="el" href="gfxmath_8h_source.html#l00073">73</a> of file <a class="el" href="gfxmath_8h_source.html">gfxmath.h</a>.</p> - -</div> -</div> -<hr/>The documentation for this class was generated from the following file:<ul> -<li>src/<a class="el" href="gfxmath_8h_source.html">gfxmath.h</a></li> -</ul> -</div><!-- contents --> -<!-- HTML footer for doxygen 1.8.9.1--> -<!-- start footer part --> -<hr class="footer"/><address class="footer"><small> -Generated by  <a href="http://www.doxygen.org/index.html"> -<img class="footer" src="doxygen.png" alt="doxygen"/> -</a> 1.9.1 -</small></address> -</body> -</html> +<!-- HTML header for doxygen 1.8.9.1-->
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+ <div id="projectname">MinGfx Toolkit
+  <span id="projectnumber">1.0</span>
+ </div>
+ <div id="projectbrief">A minimal library for writing cross-platform (Windows, OSX, linux) graphics programs.</div>
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+<li class="navelem"><a class="el" href="namespacemingfx.html">mingfx</a></li><li class="navelem"><a class="el" href="classmingfx_1_1_gfx_math.html">GfxMath</a></li> </ul>
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+<div class="header">
+ <div class="summary">
+<a href="#pub-static-methods">Static Public Member Functions</a> |
+<a href="#pub-static-attribs">Static Public Attributes</a> |
+<a href="classmingfx_1_1_gfx_math-members.html">List of all members</a> </div>
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+<div class="title">mingfx::GfxMath Class Reference</div> </div>
+</div><!--header-->
+<div class="contents">
+<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
+<div class="textblock"><p>This class holds a variety of static math functions that are useful to have defined with creating graphics programs. </p>
+
+<p class="definition">Definition at line <a class="el" href="gfxmath_8h_source.html#l00028">28</a> of file <a class="el" href="gfxmath_8h_source.html">gfxmath.h</a>.</p>
+</div>
+<p><code>#include <<a class="el" href="gfxmath_8h_source.html">gfxmath.h</a>></code></p>
+<table class="memberdecls">
+<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-methods"></a>
+Static Public Member Functions</h2></td></tr>
+<tr class="memitem:af227209ec043b375497556ee2dcdf850"><td class="memItemLeft" align="right" valign="top">static float </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#af227209ec043b375497556ee2dcdf850">Clamp</a> (float x, float a, float b)</td></tr>
+<tr class="memdesc:af227209ec043b375497556ee2dcdf850"><td class="mdescLeft"> </td><td class="mdescRight">Returns a if x is less than a and b if x is greater than b. <a href="classmingfx_1_1_gfx_math.html#af227209ec043b375497556ee2dcdf850">More...</a><br /></td></tr>
+<tr class="separator:af227209ec043b375497556ee2dcdf850"><td class="memSeparator" colspan="2"> </td></tr>
+<tr class="memitem:a1336de2695bc3bb750b23fb0ea211637"><td class="memItemLeft" align="right" valign="top">static float </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#a1336de2695bc3bb750b23fb0ea211637">ToRadians</a> (float degrees)</td></tr>
+<tr class="separator:a1336de2695bc3bb750b23fb0ea211637"><td class="memSeparator" colspan="2"> </td></tr>
+<tr class="memitem:a39a2b5973249fb3aefc210b18b0fdff3"><td class="memItemLeft" align="right" valign="top">static float </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#a39a2b5973249fb3aefc210b18b0fdff3">ToDegrees</a> (float radians)</td></tr>
+<tr class="separator:a39a2b5973249fb3aefc210b18b0fdff3"><td class="memSeparator" colspan="2"> </td></tr>
+<tr class="memitem:a38927f1f8ea4625d909e64efa93c5190"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classmingfx_1_1_vector3.html">Vector3</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#a38927f1f8ea4625d909e64efa93c5190">ToRadians</a> (<a class="el" href="classmingfx_1_1_vector3.html">Vector3</a> degrees)</td></tr>
+<tr class="separator:a38927f1f8ea4625d909e64efa93c5190"><td class="memSeparator" colspan="2"> </td></tr>
+<tr class="memitem:aa5411a7d8bfc8e47d596362a328dbde8"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classmingfx_1_1_vector3.html">Vector3</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#aa5411a7d8bfc8e47d596362a328dbde8">ToDegrees</a> (<a class="el" href="classmingfx_1_1_vector3.html">Vector3</a> radians)</td></tr>
+<tr class="separator:aa5411a7d8bfc8e47d596362a328dbde8"><td class="memSeparator" colspan="2"> </td></tr>
+<tr class="memitem:ace452fb6b86eb638897b474e9dd51647"><td class="memItemLeft" align="right" valign="top">static float </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#ace452fb6b86eb638897b474e9dd51647">Lerp</a> (float a, float b, float alpha)</td></tr>
+<tr class="separator:ace452fb6b86eb638897b474e9dd51647"><td class="memSeparator" colspan="2"> </td></tr>
+<tr class="memitem:af255bde64498e9b55be466abeea97f4d"><td class="memItemLeft" align="right" valign="top">static int </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#af255bde64498e9b55be466abeea97f4d">iLerp</a> (int a, int b, float alpha)</td></tr>
+<tr class="separator:af255bde64498e9b55be466abeea97f4d"><td class="memSeparator" colspan="2"> </td></tr>
+<tr class="memitem:a2086a2f885f887fb53da8a5adb5860f0"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classmingfx_1_1_point3.html">Point3</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#a2086a2f885f887fb53da8a5adb5860f0">ScreenToNearPlane</a> (const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> &viewMatrix, const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> &projMatrix, const <a class="el" href="classmingfx_1_1_point2.html">Point2</a> &normalizedScreenPt)</td></tr>
+<tr class="memdesc:a2086a2f885f887fb53da8a5adb5860f0"><td class="mdescLeft"> </td><td class="mdescRight">Converts a 2D point on the filmplane represented in Normalized Device Coorindates, which means (-1,1) for the top left corner of the screen and (1,-1) for the bottom right corner, to a 3D point that lies on the camera's near plane. Useful for converting mouse coordinates into a 3D point. Remember that this uses NORMALIZED device coordinates for the screenPt, not pixels. <a class="el" href="classmingfx_1_1_graphics_app.html" title="This is the main application base class for the MinGfx Toolkit.">GraphicsApp</a> and most other graphics engines report mouse move events in pixels, so you need to convert these to normalized device coordinates first. If you are using <a class="el" href="classmingfx_1_1_graphics_app.html" title="This is the main application base class for the MinGfx Toolkit.">GraphicsApp</a>, you can do this with: <a class="el" href="classmingfx_1_1_point2.html" title="A 2D Point with floating point coordinates, used for storing 2D texture coordinates,...">Point2</a> normPos = graphicsApp->pixels_to_normalized_coordinates(mousePos);. <a href="classmingfx_1_1_gfx_math.html#a2086a2f885f887fb53da8a5adb5860f0">More...</a><br /></td></tr>
+<tr class="separator:a2086a2f885f887fb53da8a5adb5860f0"><td class="memSeparator" colspan="2"> </td></tr>
+<tr class="memitem:aaa6af7c0de01fdad46d48d43efb6aa67"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classmingfx_1_1_point3.html">Point3</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#aaa6af7c0de01fdad46d48d43efb6aa67">ScreenToDepthPlane</a> (const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> &viewMatrix, const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> &projMatrix, const <a class="el" href="classmingfx_1_1_point2.html">Point2</a> &normalizedScreenPt, float planeDepth)</td></tr>
+<tr class="memdesc:aaa6af7c0de01fdad46d48d43efb6aa67"><td class="mdescLeft"> </td><td class="mdescRight">Similar to filmplane2D_to_nearplane3D() but here rather than using the nearplane, you specify the depth of the plane to use as a distance away from the camera's focal point. <a href="classmingfx_1_1_gfx_math.html#aaa6af7c0de01fdad46d48d43efb6aa67">More...</a><br /></td></tr>
+<tr class="separator:aaa6af7c0de01fdad46d48d43efb6aa67"><td class="memSeparator" colspan="2"> </td></tr>
+<tr class="memitem:a24048d7b688ae46317c3e8de8a701273"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classmingfx_1_1_point3.html">Point3</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#a24048d7b688ae46317c3e8de8a701273">ScreenToWorld</a> (const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> &viewMatrix, const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> &projMatrix, const <a class="el" href="classmingfx_1_1_point2.html">Point2</a> &normalizedScreenPt, float normalizedZ)</td></tr>
+<tr class="memdesc:a24048d7b688ae46317c3e8de8a701273"><td class="mdescLeft"> </td><td class="mdescRight">Converts a 2D point on the filmplane represented in Normalized Device Coorindates, which means (-1,1) for the top left corner of the screen and (1,-1) for the bottom right corner, to a 3D point in the world. The depth buffer value under the pixel must be supplied. If you are using <a class="el" href="classmingfx_1_1_graphics_app.html" title="This is the main application base class for the MinGfx Toolkit.">GraphicsApp</a>, you can use the mouse pos in pixels to get the required arguments like this: <a class="el" href="classmingfx_1_1_point2.html" title="A 2D Point with floating point coordinates, used for storing 2D texture coordinates,...">Point2</a> normPos = graphicsApp->pixels_to_normalized_coordinates(mousePos); float normZ = graphicsApp->z_value_at_pixel(mousePos);. <a href="classmingfx_1_1_gfx_math.html#a24048d7b688ae46317c3e8de8a701273">More...</a><br /></td></tr>
+<tr class="separator:a24048d7b688ae46317c3e8de8a701273"><td class="memSeparator" colspan="2"> </td></tr>
+</table><table class="memberdecls">
+<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-attribs"></a>
+Static Public Attributes</h2></td></tr>
+<tr class="memitem:aaa14e60a5f7c158db443f8b6d87958b4"><td class="memItemLeft" align="right" valign="top">static const float </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#aaa14e60a5f7c158db443f8b6d87958b4">PI</a></td></tr>
+<tr class="separator:aaa14e60a5f7c158db443f8b6d87958b4"><td class="memSeparator" colspan="2"> </td></tr>
+<tr class="memitem:a0e5c7562116babf11c61f4c7f20f8b69"><td class="memItemLeft" align="right" valign="top">static const float </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#a0e5c7562116babf11c61f4c7f20f8b69">TWO_PI</a></td></tr>
+<tr class="separator:a0e5c7562116babf11c61f4c7f20f8b69"><td class="memSeparator" colspan="2"> </td></tr>
+<tr class="memitem:ab5ba8ba54257d86dcf95bd2bbeb534c0"><td class="memItemLeft" align="right" valign="top">static const float </td><td class="memItemRight" valign="bottom"><a class="el" href="classmingfx_1_1_gfx_math.html#ab5ba8ba54257d86dcf95bd2bbeb534c0">HALF_PI</a></td></tr>
+<tr class="separator:ab5ba8ba54257d86dcf95bd2bbeb534c0"><td class="memSeparator" colspan="2"> </td></tr>
+</table>
+<h2 class="groupheader">Member Function Documentation</h2>
+<a id="af227209ec043b375497556ee2dcdf850"></a>
+<h2 class="memtitle"><span class="permalink"><a href="#af227209ec043b375497556ee2dcdf850">◆ </a></span>Clamp()</h2>
+
+<div class="memitem">
+<div class="memproto">
+<table class="mlabels">
+ <tr>
+ <td class="mlabels-left">
+ <table class="memname">
+ <tr>
+ <td class="memname">static float mingfx::GfxMath::Clamp </td>
+ <td>(</td>
+ <td class="paramtype">float </td>
+ <td class="paramname"><em>x</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">float </td>
+ <td class="paramname"><em>a</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">float </td>
+ <td class="paramname"><em>b</em> </td>
+ </tr>
+ <tr>
+ <td></td>
+ <td>)</td>
+ <td></td><td></td>
+ </tr>
+ </table>
+ </td>
+ <td class="mlabels-right">
+<span class="mlabels"><span class="mlabel">static</span></span> </td>
+ </tr>
+</table>
+</div><div class="memdoc">
+
+<p>Returns a if x is less than a and b if x is greater than b. </p>
+
+</div>
+</div>
+<a id="af255bde64498e9b55be466abeea97f4d"></a>
+<h2 class="memtitle"><span class="permalink"><a href="#af255bde64498e9b55be466abeea97f4d">◆ </a></span>iLerp()</h2>
+
+<div class="memitem">
+<div class="memproto">
+<table class="mlabels">
+ <tr>
+ <td class="mlabels-left">
+ <table class="memname">
+ <tr>
+ <td class="memname">static int mingfx::GfxMath::iLerp </td>
+ <td>(</td>
+ <td class="paramtype">int </td>
+ <td class="paramname"><em>a</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">int </td>
+ <td class="paramname"><em>b</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">float </td>
+ <td class="paramname"><em>alpha</em> </td>
+ </tr>
+ <tr>
+ <td></td>
+ <td>)</td>
+ <td></td><td></td>
+ </tr>
+ </table>
+ </td>
+ <td class="mlabels-right">
+<span class="mlabels"><span class="mlabel">static</span></span> </td>
+ </tr>
+</table>
+</div><div class="memdoc">
+
+</div>
+</div>
+<a id="ace452fb6b86eb638897b474e9dd51647"></a>
+<h2 class="memtitle"><span class="permalink"><a href="#ace452fb6b86eb638897b474e9dd51647">◆ </a></span>Lerp()</h2>
+
+<div class="memitem">
+<div class="memproto">
+<table class="mlabels">
+ <tr>
+ <td class="mlabels-left">
+ <table class="memname">
+ <tr>
+ <td class="memname">static float mingfx::GfxMath::Lerp </td>
+ <td>(</td>
+ <td class="paramtype">float </td>
+ <td class="paramname"><em>a</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">float </td>
+ <td class="paramname"><em>b</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">float </td>
+ <td class="paramname"><em>alpha</em> </td>
+ </tr>
+ <tr>
+ <td></td>
+ <td>)</td>
+ <td></td><td></td>
+ </tr>
+ </table>
+ </td>
+ <td class="mlabels-right">
+<span class="mlabels"><span class="mlabel">static</span></span> </td>
+ </tr>
+</table>
+</div><div class="memdoc">
+
+</div>
+</div>
+<a id="aaa6af7c0de01fdad46d48d43efb6aa67"></a>
+<h2 class="memtitle"><span class="permalink"><a href="#aaa6af7c0de01fdad46d48d43efb6aa67">◆ </a></span>ScreenToDepthPlane()</h2>
+
+<div class="memitem">
+<div class="memproto">
+<table class="mlabels">
+ <tr>
+ <td class="mlabels-left">
+ <table class="memname">
+ <tr>
+ <td class="memname">static <a class="el" href="classmingfx_1_1_point3.html">Point3</a> mingfx::GfxMath::ScreenToDepthPlane </td>
+ <td>(</td>
+ <td class="paramtype">const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> & </td>
+ <td class="paramname"><em>viewMatrix</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> & </td>
+ <td class="paramname"><em>projMatrix</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">const <a class="el" href="classmingfx_1_1_point2.html">Point2</a> & </td>
+ <td class="paramname"><em>normalizedScreenPt</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">float </td>
+ <td class="paramname"><em>planeDepth</em> </td>
+ </tr>
+ <tr>
+ <td></td>
+ <td>)</td>
+ <td></td><td></td>
+ </tr>
+ </table>
+ </td>
+ <td class="mlabels-right">
+<span class="mlabels"><span class="mlabel">static</span></span> </td>
+ </tr>
+</table>
+</div><div class="memdoc">
+
+<p>Similar to filmplane2D_to_nearplane3D() but here rather than using the nearplane, you specify the depth of the plane to use as a distance away from the camera's focal point. </p>
+
+</div>
+</div>
+<a id="a2086a2f885f887fb53da8a5adb5860f0"></a>
+<h2 class="memtitle"><span class="permalink"><a href="#a2086a2f885f887fb53da8a5adb5860f0">◆ </a></span>ScreenToNearPlane()</h2>
+
+<div class="memitem">
+<div class="memproto">
+<table class="mlabels">
+ <tr>
+ <td class="mlabels-left">
+ <table class="memname">
+ <tr>
+ <td class="memname">static <a class="el" href="classmingfx_1_1_point3.html">Point3</a> mingfx::GfxMath::ScreenToNearPlane </td>
+ <td>(</td>
+ <td class="paramtype">const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> & </td>
+ <td class="paramname"><em>viewMatrix</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> & </td>
+ <td class="paramname"><em>projMatrix</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">const <a class="el" href="classmingfx_1_1_point2.html">Point2</a> & </td>
+ <td class="paramname"><em>normalizedScreenPt</em> </td>
+ </tr>
+ <tr>
+ <td></td>
+ <td>)</td>
+ <td></td><td></td>
+ </tr>
+ </table>
+ </td>
+ <td class="mlabels-right">
+<span class="mlabels"><span class="mlabel">static</span></span> </td>
+ </tr>
+</table>
+</div><div class="memdoc">
+
+<p>Converts a 2D point on the filmplane represented in Normalized Device Coorindates, which means (-1,1) for the top left corner of the screen and (1,-1) for the bottom right corner, to a 3D point that lies on the camera's near plane. Useful for converting mouse coordinates into a 3D point. Remember that this uses NORMALIZED device coordinates for the screenPt, not pixels. <a class="el" href="classmingfx_1_1_graphics_app.html" title="This is the main application base class for the MinGfx Toolkit.">GraphicsApp</a> and most other graphics engines report mouse move events in pixels, so you need to convert these to normalized device coordinates first. If you are using <a class="el" href="classmingfx_1_1_graphics_app.html" title="This is the main application base class for the MinGfx Toolkit.">GraphicsApp</a>, you can do this with: <a class="el" href="classmingfx_1_1_point2.html" title="A 2D Point with floating point coordinates, used for storing 2D texture coordinates,...">Point2</a> normPos = graphicsApp->pixels_to_normalized_coordinates(mousePos);. </p>
+
+</div>
+</div>
+<a id="a24048d7b688ae46317c3e8de8a701273"></a>
+<h2 class="memtitle"><span class="permalink"><a href="#a24048d7b688ae46317c3e8de8a701273">◆ </a></span>ScreenToWorld()</h2>
+
+<div class="memitem">
+<div class="memproto">
+<table class="mlabels">
+ <tr>
+ <td class="mlabels-left">
+ <table class="memname">
+ <tr>
+ <td class="memname">static <a class="el" href="classmingfx_1_1_point3.html">Point3</a> mingfx::GfxMath::ScreenToWorld </td>
+ <td>(</td>
+ <td class="paramtype">const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> & </td>
+ <td class="paramname"><em>viewMatrix</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">const <a class="el" href="classmingfx_1_1_matrix4.html">Matrix4</a> & </td>
+ <td class="paramname"><em>projMatrix</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">const <a class="el" href="classmingfx_1_1_point2.html">Point2</a> & </td>
+ <td class="paramname"><em>normalizedScreenPt</em>, </td>
+ </tr>
+ <tr>
+ <td class="paramkey"></td>
+ <td></td>
+ <td class="paramtype">float </td>
+ <td class="paramname"><em>normalizedZ</em> </td>
+ </tr>
+ <tr>
+ <td></td>
+ <td>)</td>
+ <td></td><td></td>
+ </tr>
+ </table>
+ </td>
+ <td class="mlabels-right">
+<span class="mlabels"><span class="mlabel">static</span></span> </td>
+ </tr>
+</table>
+</div><div class="memdoc">
+
+<p>Converts a 2D point on the filmplane represented in Normalized Device Coorindates, which means (-1,1) for the top left corner of the screen and (1,-1) for the bottom right corner, to a 3D point in the world. The depth buffer value under the pixel must be supplied. If you are using <a class="el" href="classmingfx_1_1_graphics_app.html" title="This is the main application base class for the MinGfx Toolkit.">GraphicsApp</a>, you can use the mouse pos in pixels to get the required arguments like this: <a class="el" href="classmingfx_1_1_point2.html" title="A 2D Point with floating point coordinates, used for storing 2D texture coordinates,...">Point2</a> normPos = graphicsApp->pixels_to_normalized_coordinates(mousePos); float normZ = graphicsApp->z_value_at_pixel(mousePos);. </p>
+
+</div>
+</div>
+<a id="a39a2b5973249fb3aefc210b18b0fdff3"></a>
+<h2 class="memtitle"><span class="permalink"><a href="#a39a2b5973249fb3aefc210b18b0fdff3">◆ </a></span>ToDegrees() <span class="overload">[1/2]</span></h2>
+
+<div class="memitem">
+<div class="memproto">
+<table class="mlabels">
+ <tr>
+ <td class="mlabels-left">
+ <table class="memname">
+ <tr>
+ <td class="memname">static float mingfx::GfxMath::ToDegrees </td>
+ <td>(</td>
+ <td class="paramtype">float </td>
+ <td class="paramname"><em>radians</em></td><td>)</td>
+ <td></td>
+ </tr>
+ </table>
+ </td>
+ <td class="mlabels-right">
+<span class="mlabels"><span class="mlabel">static</span></span> </td>
+ </tr>
+</table>
+</div><div class="memdoc">
+
+</div>
+</div>
+<a id="aa5411a7d8bfc8e47d596362a328dbde8"></a>
+<h2 class="memtitle"><span class="permalink"><a href="#aa5411a7d8bfc8e47d596362a328dbde8">◆ </a></span>ToDegrees() <span class="overload">[2/2]</span></h2>
+
+<div class="memitem">
+<div class="memproto">
+<table class="mlabels">
+ <tr>
+ <td class="mlabels-left">
+ <table class="memname">
+ <tr>
+ <td class="memname">static <a class="el" href="classmingfx_1_1_vector3.html">Vector3</a> mingfx::GfxMath::ToDegrees </td>
+ <td>(</td>
+ <td class="paramtype"><a class="el" href="classmingfx_1_1_vector3.html">Vector3</a> </td>
+ <td class="paramname"><em>radians</em></td><td>)</td>
+ <td></td>
+ </tr>
+ </table>
+ </td>
+ <td class="mlabels-right">
+<span class="mlabels"><span class="mlabel">static</span></span> </td>
+ </tr>
+</table>
+</div><div class="memdoc">
+
+</div>
+</div>
+<a id="a1336de2695bc3bb750b23fb0ea211637"></a>
+<h2 class="memtitle"><span class="permalink"><a href="#a1336de2695bc3bb750b23fb0ea211637">◆ </a></span>ToRadians() <span class="overload">[1/2]</span></h2>
+
+<div class="memitem">
+<div class="memproto">
+<table class="mlabels">
+ <tr>
+ <td class="mlabels-left">
+ <table class="memname">
+ <tr>
+ <td class="memname">static float mingfx::GfxMath::ToRadians </td>
+ <td>(</td>
+ <td class="paramtype">float </td>
+ <td class="paramname"><em>degrees</em></td><td>)</td>
+ <td></td>
+ </tr>
+ </table>
+ </td>
+ <td class="mlabels-right">
+<span class="mlabels"><span class="mlabel">static</span></span> </td>
+ </tr>
+</table>
+</div><div class="memdoc">
+
+</div>
+</div>
+<a id="a38927f1f8ea4625d909e64efa93c5190"></a>
+<h2 class="memtitle"><span class="permalink"><a href="#a38927f1f8ea4625d909e64efa93c5190">◆ </a></span>ToRadians() <span class="overload">[2/2]</span></h2>
+
+<div class="memitem">
+<div class="memproto">
+<table class="mlabels">
+ <tr>
+ <td class="mlabels-left">
+ <table class="memname">
+ <tr>
+ <td class="memname">static <a class="el" href="classmingfx_1_1_vector3.html">Vector3</a> mingfx::GfxMath::ToRadians </td>
+ <td>(</td>
+ <td class="paramtype"><a class="el" href="classmingfx_1_1_vector3.html">Vector3</a> </td>
+ <td class="paramname"><em>degrees</em></td><td>)</td>
+ <td></td>
+ </tr>
+ </table>
+ </td>
+ <td class="mlabels-right">
+<span class="mlabels"><span class="mlabel">static</span></span> </td>
+ </tr>
+</table>
+</div><div class="memdoc">
+
+</div>
+</div>
+<h2 class="groupheader">Member Data Documentation</h2>
+<a id="ab5ba8ba54257d86dcf95bd2bbeb534c0"></a>
+<h2 class="memtitle"><span class="permalink"><a href="#ab5ba8ba54257d86dcf95bd2bbeb534c0">◆ </a></span>HALF_PI</h2>
+
+<div class="memitem">
+<div class="memproto">
+<table class="mlabels">
+ <tr>
+ <td class="mlabels-left">
+ <table class="memname">
+ <tr>
+ <td class="memname">const float mingfx::GfxMath::HALF_PI</td>
+ </tr>
+ </table>
+ </td>
+ <td class="mlabels-right">
+<span class="mlabels"><span class="mlabel">static</span></span> </td>
+ </tr>
+</table>
+</div><div class="memdoc">
+
+<p class="definition">Definition at line <a class="el" href="gfxmath_8h_source.html#l00074">74</a> of file <a class="el" href="gfxmath_8h_source.html">gfxmath.h</a>.</p>
+
+</div>
+</div>
+<a id="aaa14e60a5f7c158db443f8b6d87958b4"></a>
+<h2 class="memtitle"><span class="permalink"><a href="#aaa14e60a5f7c158db443f8b6d87958b4">◆ </a></span>PI</h2>
+
+<div class="memitem">
+<div class="memproto">
+<table class="mlabels">
+ <tr>
+ <td class="mlabels-left">
+ <table class="memname">
+ <tr>
+ <td class="memname">const float mingfx::GfxMath::PI</td>
+ </tr>
+ </table>
+ </td>
+ <td class="mlabels-right">
+<span class="mlabels"><span class="mlabel">static</span></span> </td>
+ </tr>
+</table>
+</div><div class="memdoc">
+
+<p class="definition">Definition at line <a class="el" href="gfxmath_8h_source.html#l00072">72</a> of file <a class="el" href="gfxmath_8h_source.html">gfxmath.h</a>.</p>
+
+</div>
+</div>
+<a id="a0e5c7562116babf11c61f4c7f20f8b69"></a>
+<h2 class="memtitle"><span class="permalink"><a href="#a0e5c7562116babf11c61f4c7f20f8b69">◆ </a></span>TWO_PI</h2>
+
+<div class="memitem">
+<div class="memproto">
+<table class="mlabels">
+ <tr>
+ <td class="mlabels-left">
+ <table class="memname">
+ <tr>
+ <td class="memname">const float mingfx::GfxMath::TWO_PI</td>
+ </tr>
+ </table>
+ </td>
+ <td class="mlabels-right">
+<span class="mlabels"><span class="mlabel">static</span></span> </td>
+ </tr>
+</table>
+</div><div class="memdoc">
+
+<p class="definition">Definition at line <a class="el" href="gfxmath_8h_source.html#l00073">73</a> of file <a class="el" href="gfxmath_8h_source.html">gfxmath.h</a>.</p>
+
+</div>
+</div>
+<hr/>The documentation for this class was generated from the following file:<ul>
+<li>src/<a class="el" href="gfxmath_8h_source.html">gfxmath.h</a></li>
+</ul>
+</div><!-- contents -->
+<!-- HTML footer for doxygen 1.8.9.1-->
+<!-- start footer part -->
+<hr class="footer"/><address class="footer"><small>
+Generated by  <a href="http://www.doxygen.org/index.html">
+<img class="footer" src="doxygen.png" alt="doxygen"/>
+</a> 1.9.1
+</small></address>
+</body>
+</html>
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