vo_opengl: manage dither texture via ra

Also add some more helpers.

Fix the broken math.h include statement.

utils.c uses ra_gl.h internals, which it shouldn't, and which will be
removed again as soon as this code gets converted to ra fully.

1 files changed, 12 insertions, 0 deletions

diff --git a/video/out/opengl/ra.c b/video/out/opengl/ra.c
index df27f723c2..57734afd81 100644
--- a/video/out/opengl/ra.c
+++ b/video/out/opengl/ra.c
@@ -4,6 +4,18 @@
 
 #include "ra.h"
 
+struct ra_tex *ra_tex_create(struct ra *ra, const struct ra_tex_params *params)
+{
+    return ra->fns->tex_create(ra, params);
+}
+
+void ra_tex_free(struct ra *ra, struct ra_tex **tex)
+{
+    if (*tex)
+        ra->fns->tex_destroy(ra, *tex);
+    *tex = NULL;
+}
+
 // Return whether this is a tightly packed format with no external padding and
 // with the same bit size/depth in all components.
 static bool ra_format_is_regular(const struct ra_format *fmt)