[gtk/wip/baedert/for-master: 5/6] gl renderer: Reset opacity when rendering blend node children

[Timm Bäder <baedert src gnome org>]

commit 1ee4f6138b94189629aa7fc3ec7f534dd833c54b
Author: Timm Bäder <mail baedert org>
Date:   Sun Dec 6 20:01:36 2020 +0100

    gl renderer: Reset opacity when rendering blend node children
    
    We render those on a texture, so we need to reset the opacity because
    that will be applied when rendering the resulting texture.

 gsk/gl/gskglrenderer.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gsk/gl/gskglrenderer.c b/gsk/gl/gskglrenderer.c
index 64996ffc70..aa7ef5f10f 100644
--- a/gsk/gl/gskglrenderer.c
+++ b/gsk/gl/gskglrenderer.c
@@ -2735,7 +2735,7 @@ render_blend_node (GskGLRenderer   *self,
                           &node->bounds,
                           bottom_child,
                           &bottom_region, &is_offscreen1,
-                          FORCE_OFFSCREEN | RESET_CLIP))
+                          FORCE_OFFSCREEN | RESET_CLIP | RESET_OPACITY))
     {
       gsk_gl_renderer_add_render_ops (self, top_child, builder);
       return;
@@ -2745,7 +2745,7 @@ render_blend_node (GskGLRenderer   *self,
                           &node->bounds,
                           top_child,
                           &top_region, &is_offscreen2,
-                          FORCE_OFFSCREEN | RESET_CLIP))
+                          FORCE_OFFSCREEN | RESET_CLIP | RESET_OPACITY))
     {
       load_vertex_data_with_region (ops_draw (builder, NULL),
                                     &node->bounds,