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author | ftrapero <frantracer@gmail.com> | 2017-06-27 12:08:38 +0200 |
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committer | ftrapero <frantracer@gmail.com> | 2017-06-27 12:08:38 +0200 |
commit | b30506dface604c78e445905ce263f166945d67b (patch) | |
tree | 1c23f91f36eb445850b654daa9c5e30bb47072e5 /nx-X11/extras/Mesa_6.4.2/progs/util/idproj.c | |
parent | c032f0e341c981036e9b3245a0e0710ad61599d0 (diff) | |
parent | 663631725ee2d633d9ec5821cd48953ffd188d00 (diff) | |
download | nx-libs-b30506dface604c78e445905ce263f166945d67b.tar.gz nx-libs-b30506dface604c78e445905ce263f166945d67b.tar.bz2 nx-libs-b30506dface604c78e445905ce263f166945d67b.zip |
Include mesa-6.4.2 project
Diffstat (limited to 'nx-X11/extras/Mesa_6.4.2/progs/util/idproj.c')
-rw-r--r-- | nx-X11/extras/Mesa_6.4.2/progs/util/idproj.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/nx-X11/extras/Mesa_6.4.2/progs/util/idproj.c b/nx-X11/extras/Mesa_6.4.2/progs/util/idproj.c new file mode 100644 index 000000000..d5ee3409f --- /dev/null +++ b/nx-X11/extras/Mesa_6.4.2/progs/util/idproj.c @@ -0,0 +1,26 @@ +/* idproj.c */ + + +/* + * Setup an identity projection such that glVertex(x,y) maps to + * window coordinate (x,y). + * + * Written by Brian Paul and in the public domain. + */ + + + + + +void IdentityProjection( GLint x, GLint y, GLsizei width, GLsizei height ) +{ + glViewport( x, y, width, height ); + glMatrixMode( GL_PROJECTION ); + glLoadIdentity(); + glOrtho( (GLdouble) x, (GLdouble) y, + (GLdouble) width, (GLdouble) height, + -1.0, 1.0 ); + glMatrixMode( GL_MODELVIEW ); + glLoadIdentity(); +} + |