[gtk/wip/chergert/glproto] fix uniform format

[Christian Hergert <chergert src gnome org>]

commit a1c466cf99fad6659a793cc3dc490b3ee2df80d4
Author: Christian Hergert <chergert redhat com>
Date:   Tue Jan 26 12:09:00 2021 -0800

    fix uniform format
    
    should be float, not int

 gsk/next/gskglrenderjob.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gsk/next/gskglrenderjob.c b/gsk/next/gskglrenderjob.c
index e62fc082e8..90e820114b 100644
--- a/gsk/next/gskglrenderjob.c
+++ b/gsk/next/gskglrenderjob.c
@@ -2480,7 +2480,7 @@ gsk_gl_render_job_visit_cross_fade_node (GskGLRenderJob *job,
                                       GL_TEXTURE_2D,
                                       GL_TEXTURE1,
                                       offscreen_end.texture_id);
-  gsk_gl_program_set_uniform1i (job->driver->cross_fade,
+  gsk_gl_program_set_uniform1f (job->driver->cross_fade,
                                 UNIFORM_CROSS_FADE_PROGRESS,
                                 progress);
   gsk_gl_render_job_draw_offscreen_rect (job, &node->bounds);