Haihua Hu
5e8a650130
gleffects: fix little rectangle that appears at the center of squeeze and tunnel effects
...
These two shader will calculate the vector length and use it as denominator.
But length could be zero which will cause undefine behaviour. Add protection for
this condition
https://bugzilla.gnome.org/show_bug.cgi?id=767635
2016-06-15 19:18:15 +10:00
Matthew Waters
42817bd6f2
gldifferencematte: port to gl3/gles2
2016-03-31 20:53:18 +11:00
Haihua Hu
f3653a5e9c
gleffects: fix gleffects fisheye shader compile error
...
On some embedded systems, sqrt() is not supported in the shader,
use the actual value of sqrt(2) instead.
Signed-off-by: Haihua Hu <b55597@freescale.com>
Bugzilla: https://bugzilla.gnome.org/show_bug.cgi?id=761271
2016-01-29 14:25:21 +11:00
Matthew Waters
b7777b9181
gl: use gles2 shaders everywhere
...
This effectively limits a glfilter subclass to be > GL(ES) 2.0.
rather than a possible GL 1.4.
2015-08-10 16:38:32 +02:00
Matthew Waters
cb482f13be
gleffects_laplacian: fix shader compilation in gl3/gles2
...
https://bugzilla.gnome.org/show_bug.cgi?id=748393
2015-05-26 12:50:58 +10:00
Michał Dębski
532f332c2f
gleffects: Merge laplacian filter into effects
...
https://bugzilla.gnome.org/show_bug.cgi?id=746209
2015-04-21 13:03:06 +01:00
Michał Dębski
40422d03c6
gleffects: Fix fisheye shader - pass float to sqrt
...
On OSX passing literal int to sqrt() in GLSL results in error.
https://bugzilla.gnome.org/show_bug.cgi?id=746209
2015-04-21 11:56:16 +01:00
Anton Obzhirov
4504356dda
gleffects: port all effects to GLES2.0
...
https://bugzilla.gnome.org/show_bug.cgi?id=745955
2015-03-30 19:06:44 +01:00
Matthew Waters
dd80a40604
gleffects: support gl3 whereever gles2 is supported
2014-11-28 09:14:25 +11:00
Julien Isorce
f4626ef619
gleffects: use new helper functions to avoid duplicating the same vertex shader text
...
And also use the default fragment shader text for the identity effect
2014-04-30 15:35:49 +01:00
Matthew Waters
4bdf5f336a
move gl elements to ext subdirectory
2014-03-16 11:23:16 +01:00
