[mutter/wip/carlosg/away-with-swizzling: 1/2] Revert "Revert "cogl: Pick glReadPixels format by target, not source""
- From: Carlos Garnacho <carlosg src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [mutter/wip/carlosg/away-with-swizzling: 1/2] Revert "Revert "cogl: Pick glReadPixels format by target, not source""
- Date: Thu, 7 Mar 2019 22:03:09 +0000 (UTC)
commit 070a2bee1a6b237fbc520274040d4e8fd4640440
Author: Carlos Garnacho <carlosg gnome org>
Date: Thu Mar 7 22:56:35 2019 +0100
Revert "Revert "cogl: Pick glReadPixels format by target, not source""
This reverts commit 4f72099023bc5bb142a782a1924797729329cc9a.
cogl/cogl/driver/gl/cogl-framebuffer-gl.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
---
diff --git a/cogl/cogl/driver/gl/cogl-framebuffer-gl.c b/cogl/cogl/driver/gl/cogl-framebuffer-gl.c
index 84c2f314a..c2bf92882 100644
--- a/cogl/cogl/driver/gl/cogl-framebuffer-gl.c
+++ b/cogl/cogl/driver/gl/cogl-framebuffer-gl.c
@@ -4,6 +4,7 @@
* A Low Level GPU Graphics and Utilities API
*
* Copyright (C) 2007,2008,2009,2012 Intel Corporation.
+ * Copyright (C) 2018 DisplayLink (UK) Ltd.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
@@ -1273,9 +1274,12 @@ _cogl_framebuffer_gl_read_pixels_into_bitmap (CoglFramebuffer *framebuffer,
if (!cogl_is_offscreen (framebuffer))
y = framebuffer_height - y - height;
+ /* Use target format ANY, because GL texture_swizzle extension cannot
+ * ever apply for glReadPixels.
+ */
required_format = ctx->driver_vtable->pixel_format_to_gl_with_target (ctx,
- framebuffer->internal_format,
format,
+ COGL_PIXEL_FORMAT_ANY,
&gl_intformat,
&gl_format,
&gl_type);
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