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authorIlya Fedin <fedin-ilja2010@ya.ru>2021-10-05 04:31:47 +0400
committerIlya Fedin <fedin-ilja2010@ya.ru>2021-10-06 15:34:17 +0400
commit816c5de460439faac0745cb364c374162b7fc651 (patch)
tree64a67e1a980cdad5f26436d245257659ee1e9679
parent82b86960c051de99fca7c4dfa7af2c914937f5c8 (diff)
Add support for EGL_EXT_platform_xcb
This allows to create EGL context without involving Xlib. This extension was created a year ago and is present in Mesa since 21.0 Change-Id: Id9bcbffe8c46cb00d9cc0a9a425c1706d1b52b28 Reviewed-by: Laszlo Agocs <laszlo.agocs@qt.io>
-rw-r--r--src/gui/opengl/platform/egl/qeglstreamconvenience_p.h4
-rw-r--r--src/plugins/platforms/xcb/gl_integrations/xcb_egl/qxcbeglintegration.cpp7
2 files changed, 10 insertions, 1 deletions
diff --git a/src/gui/opengl/platform/egl/qeglstreamconvenience_p.h b/src/gui/opengl/platform/egl/qeglstreamconvenience_p.h
index 22e124b279..a03f0ff1f0 100644
--- a/src/gui/opengl/platform/egl/qeglstreamconvenience_p.h
+++ b/src/gui/opengl/platform/egl/qeglstreamconvenience_p.h
@@ -149,6 +149,10 @@ typedef EGLBoolean (EGLAPIENTRYP PFNEGLSTREAMCONSUMEROUTPUTEXTPROC) (EGLDisplay
#define EGL_PLATFORM_X11_KHR 0x31D5
#endif
+#ifndef EGL_PLATFORM_XCB_KHR
+#define EGL_PLATFORM_XCB_KHR 0x31DC
+#endif
+
#ifndef EGL_NV_stream_attrib
typedef EGLStreamKHR (EGLAPIENTRYP PFNEGLCREATESTREAMATTRIBNVPROC) (EGLDisplay dpy, const EGLAttrib *attrib_list);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLSETSTREAMATTRIBNVPROC) (EGLDisplay dpy, EGLStreamKHR stream, EGLenum attribute, EGLAttrib value);
diff --git a/src/plugins/platforms/xcb/gl_integrations/xcb_egl/qxcbeglintegration.cpp b/src/plugins/platforms/xcb/gl_integrations/xcb_egl/qxcbeglintegration.cpp
index f3630d57b9..5f07b10f04 100644
--- a/src/plugins/platforms/xcb/gl_integrations/xcb_egl/qxcbeglintegration.cpp
+++ b/src/plugins/platforms/xcb/gl_integrations/xcb_egl/qxcbeglintegration.cpp
@@ -67,7 +67,12 @@ bool QXcbEglIntegration::initialize(QXcbConnection *connection)
const char *extensions = eglQueryString(EGL_NO_DISPLAY, EGL_EXTENSIONS);
- if (extensions && strstr(extensions, "EGL_EXT_platform_x11")) {
+ if (extensions && (strstr(extensions, "EGL_EXT_platform_xcb") || strstr(extensions, "EGL_MESA_platform_xcb"))) {
+ QEGLStreamConvenience streamFuncs;
+ m_egl_display = streamFuncs.get_platform_display(EGL_PLATFORM_XCB_KHR,
+ reinterpret_cast<void *>(connection->xcb_connection()),
+ nullptr);
+ } else if (extensions && strstr(extensions, "EGL_EXT_platform_x11")) {
QEGLStreamConvenience streamFuncs;
m_egl_display = streamFuncs.get_platform_display(EGL_PLATFORM_X11_KHR,
xlib_display(),