From: Benjamin Otte <otte@redhat.com>
Date: Mon, 17 Apr 2023 03:41:34 +0000 (+0200)
Subject: glrenderer: Don't try to use float framebuffers on GLES2
X-Git-Tag: archive/raspbian/4.12.3+ds-1+rpi1~1^2^2^2~22^2~4^2~10^2~4
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=fe9096a95971e6f87e25806d691175ab4537f85a;p=gtk4.git

glrenderer: Don't try to use float framebuffers on GLES2

GLES doesn't know what that is.
---

diff --git a/gsk/gl/gskglrenderer.c b/gsk/gl/gskglrenderer.c
index 9ed6a655bc..91973c2ba9 100644
--- a/gsk/gl/gskglrenderer.c
+++ b/gsk/gl/gskglrenderer.c
@@ -372,7 +372,11 @@ gsk_gl_renderer_render_texture (GskRenderer           *renderer,
       return texture;
     }
 
-  format = gsk_render_node_prefers_high_depth (root) ? GL_RGBA32F : GL_RGBA8;
+  if (gsk_render_node_prefers_high_depth (root) &&
+      gdk_gl_context_check_version (self->context, 3, 0, 3, 0))
+    format = GL_RGBA32F;
+  else 
+    format = GL_RGBA8;
 
   gdk_gl_context_make_current (self->context);