devtools/eigen
1
0
Fork 0
mirror of https://gitlab.com/libeigen/eigen.git synced 2026-04-10 11:34:33 +08:00
Code Issues Packages Projects Releases Wiki Activity

* Add Hyperplane::transform(Matrix/Transform)

Browse Source 
* Fix compilations with gcc 3.4, ICC and doxygen
* Fix krazy directives (hopefully)
This commit is contained in:
Gael Guennebaud
2008-08-31 13:32:29 +00:00
parent 5c34d8e20a
commit 7e8aa63bb7
20 changed files with 118 additions and 48 deletions
Download Patch File Download Diff File Expand all files Collapse all files

40
doc/QuickStartGuide.dox
View File

@@ -637,42 +637,50 @@ mat2x2 = t.linear();
Eigen's geometry module offer two different ways to build and update transformation objects.
<table class="tutorial_code">
<tr><td></td><td>\b procedurale \b API </td><td>\b natural \b API </td></tr>
<tr><td>Applies a translation</td><td>\code
t.translate(Vector3(tx, ty, ...));
t.pretranslate(Vector3(tx, ty, ...));
<tr><td>Translation</td><td>\code
t.translate(Vector_(tx, ty, ...));
t.pretranslate(Vector_(tx, ty, ...));
\endcode</td><td>\code
t *= Translation(tx, ty, ...);
t = Translation(tx, ty, ...) * t;
t *= Translation_(tx, ty, ...);
t2 = t1 * Translation_(vec);
t = Translation_(tx, ty, ...) * t;
\endcode</td></tr>
<tr><td>Applies a rotation \n <span class="note">In 2D, any_rotation can also be \n an angle in radian</span></td><td>\code
<tr><td>Rotation \n <span class="note">In 2D, any_rotation can also \n be an angle in radian</span></td><td>\code
t.rotate(any_rotation);
t.prerotate(any_rotation);
\endcode</td><td>\code
t *= any_rotation;
t2 = t1 * any_rotation;
t = any_rotation * t;
\endcode</td></tr>
<tr><td>Applies a scaling</td><td>\code
t.scale(Vector(sx, sy, ...));
t.scale(Vector::Constant(s));
t.prescale(Vector3f(sx, sy, ...));
<tr><td>Scaling</td><td>\code
t.scale(Vector_(sx, sy, ...));
t.scale(s);
t.prescale(Vector_(sx, sy, ...));
t.prescale(s);
\endcode</td><td>\code
t *= Scaling(sx, sy, ...);
t *= Scaling(s);
t = Scaling(sx, sy, ...) * t;
t *= Scaling_(sx, sy, ...);
t2 = t1 * Scaling_(vec);
t *= Scaling_(s);
t = Scaling_(sx, sy, ...) * t;
t = Scaling_(s) * t;
\endcode</td></tr>
<tr><td>Applies a shear transformation \n ( \b 2D \b only ! )</td><td>\code
<tr><td>Shear transformation \n ( \b 2D \b only ! )</td><td>\code
t.shear(sx,sy);
t.preshear(sx,sy);
\endcode</td><td></td></tr>
</table>
Note that in both API, any many transformations can be concatenated in a single lines as shown in the two following equivalent examples:
Note that in both API, any many transformations can be concatenated in a single expression as shown in the two following equivalent examples:
<table class="tutorial_code">
<tr><td>\code
t.pretranslate(..).rotate(..).translate(..).scale(..);
\endcode</td></tr>
<tr><td>\code
t = Translation(..) * t * RotationType(..) * Translation(..) * Scaling(..);
t = Translation_(..) * t * RotationType(..) * Translation_(..) * Scaling_(..);
\endcode</td></tr>
</table>