orthographic.cpp
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29 
30 #include "orthographic.h"
31 
32 #include <OgreMatrix4.h>
33 
34 namespace rviz
35 {
36 
37 void buildScaledOrthoMatrix(Ogre::Matrix4& proj, float left, float right, float bottom, float top, float near, float far)
38 {
39  float invw = 1 / (right - left);
40  float invh = 1 / (top - bottom);
41  float invd = 1 / (far - near);
42 
43  proj = Ogre::Matrix4::ZERO;
44  proj[0][0] = 2 * invw;
45  proj[0][3] = -(right + left) * invw;
46  proj[1][1] = 2 * invh;
47  proj[1][3] = -(top + bottom) * invh;
48  proj[2][2] = -2 * invd;
49  proj[2][3] = -(far + near) * invd;
50  proj[3][3] = 1;
51 }
52 
53 }
void buildScaledOrthoMatrix(Ogre::Matrix4 &proj, float left, float right, float bottom, float top, float near, float far)


rviz
Author(s): Dave Hershberger, David Gossow, Josh Faust
autogenerated on Sat Apr 27 2019 02:33:41