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author | igv <igv@users.noreply.github.com> | 2016-02-22 23:15:01 +0200 |
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committer | wm4 <wm4@nowhere> | 2016-02-22 22:33:04 +0100 |
commit | f0794d0544395cf4ebde1e4e83e11350efd1f68b (patch) | |
tree | 13f436d35691a37b4d6e0d336af845e455745e53 /video/out/opengl | |
parent | 935c8402bc76107b7f6d2d97e9d2d38a5924fb6c (diff) | |
download | mpv-f0794d0544395cf4ebde1e4e83e11350efd1f68b.tar.bz2 mpv-f0794d0544395cf4ebde1e4e83e11350efd1f68b.tar.xz |
vo_opengl: set uniform variable "pixel_size"
pixel_size is often used variable, also reciprocal is a costly operation
for AMD and older nVidia (prior to Kepler) GPUs.
Diffstat (limited to 'video/out/opengl')
-rw-r--r-- | video/out/opengl/video.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/video/out/opengl/video.c b/video/out/opengl/video.c index db83067357..85fa4e7ed3 100644 --- a/video/out/opengl/video.c +++ b/video/out/opengl/video.c @@ -986,6 +986,8 @@ static void load_shader(struct gl_video *p, const char *body) gl_sc_uniform_f(p->sc, "frame", p->frames_uploaded); gl_sc_uniform_vec2(p->sc, "image_size", (GLfloat[]){p->image_params.w, p->image_params.h}); + gl_sc_uniform_vec2(p->sc, "pixel_size", (GLfloat[]){1.0f / p->texture_w, + 1.0f / p->texture_h}); } static const char *get_custom_shader_fn(struct gl_video *p, const char *body) |