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Blacklist Mali-T760/Mali-T720 from supporting BGRA. 

Extend the blacklist with Mali-T760 and Mali-T720 as found on Meizu
Pro 5 and Bq Aquaris M10 Ubuntu Editions. Reading from FBO like
taking screenshots does not produce correct result otherwise.

Initially reported at: https://launchpad.net/bugs/1557915 and
https://launchpad.net/bugs/1559906

Change-Id: Ic875bd083277bf933863a3a50f8e874dd6e04365
Reviewed-by: Laszlo Agocs <laszlo.agocs@theqtcompany.com>
bb10
Timo Jyrinki 2016-03-23 09:41:50 +00:00 committed by Timo Jyrinki
parent adc4e000fc
commit 87715cc491
1 changed files with 6 additions and 2 deletions
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8
src/gui/opengl/qopenglframebufferobject.cpp
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@ -1281,9 +1281,13 @@ static inline QImage qt_gl_read_framebuffer_rgba8(const QSize &size, bool includ
const char *renderer = reinterpret_cast<const char *>(funcs->glGetString(GL_RENDERER));
const char *ver = reinterpret_cast<const char *>(funcs->glGetString(GL_VERSION));
// Blacklist PowerVR Rogue G6200 as it has problems with its BGRA support.
// Blacklist GPU chipsets that have problems with their BGRA support.
const bool blackListed = (qstrcmp(renderer, "PowerVR Rogue G6200") == 0
&& ::strstr(ver, "1.3") != 0);
&& ::strstr(ver, "1.3") != 0) ||
(qstrcmp(renderer, "Mali-T760") == 0
&& ::strstr(ver, "3.1") != 0) ||
(qstrcmp(renderer, "Mali-T720") == 0
&& ::strstr(ver, "3.1") != 0);
const bool supports_bgra = has_bgra_ext && !blackListed;