[Buildroot] [PATCH 1/1] qt5: remove Qt Quick dependency on opengl

Sébastien Szymanski sebastien.szymanski at armadeus.com
Thu Nov 2 16:22:31 UTC 2017


From: Joshua Henderson <joshua.henderson at microchip.com>

From: Joshua Henderson <joshua.henderson at microchip.com>

Qt Quick should no longer depend on opengl, and instead fallback to the limited
functionality software renderer as a replacement [1] when not available. This
also pulls a qt5declarative patch into 5.9.2 to fix examples compiling without
opengl.

[1] http://blog.qt.io/blog/2016/08/15/the-qt-quick-graphics-stack-in-qt-5-8/

Cc: Peter Seiderer <ps.report at gmx.net>
Cc: Julien Corjon <corjon.j at ecagroup.com>
Signed-off-by: Joshua Henderson <joshua.henderson at microchip.com>
[Sébastien: remove dependency on qt5virtualkeyboard]
Signed-off-by: Sébastien Szymanski <sebastien.szymanski at armadeus.com>
---
 ...uickviewcomparison-and-quickwidget-needs-.patch | 57 ++++++++++++++++++++++
 package/qt5/qt5declarative/Config.in               |  6 +--
 package/qt5/qt5multimedia/qt5multimedia.mk         |  3 +-
 package/qt5/qt5quickcontrols/Config.in             |  4 +-
 package/qt5/qt5quickcontrols2/Config.in            |  4 +-
 package/qt5/qt5virtualkeyboard/Config.in           |  4 +-
 6 files changed, 68 insertions(+), 10 deletions(-)
 create mode 100644 package/qt5/qt5declarative/5.9.2/0002-examples-qquickviewcomparison-and-quickwidget-needs-.patch

diff --git a/package/qt5/qt5declarative/5.9.2/0002-examples-qquickviewcomparison-and-quickwidget-needs-.patch b/package/qt5/qt5declarative/5.9.2/0002-examples-qquickviewcomparison-and-quickwidget-needs-.patch
new file mode 100644
index 0000000..9c247d3
--- /dev/null
+++ b/package/qt5/qt5declarative/5.9.2/0002-examples-qquickviewcomparison-and-quickwidget-needs-.patch
@@ -0,0 +1,57 @@
+From b4db5c6cef877b33b5e7cd5a07fe4a7e6797dcfc Mon Sep 17 00:00:00 2001
+From: Peter Seiderer <ps.report at gmx.net>
+Date: Tue, 16 May 2017 19:47:19 +0200
+Subject: [PATCH] examples: qquickviewcomparison and quickwidget needs OpenGL
+ support
+
+Fixes:
+
+  main.cpp:(.text._ZN11QQmlPrivate10createIntoI6FbItemEEvPv[_ZN11QQmlPrivate10createIntoI6FbItemEEvPv]+0x18): undefined reference to `QQuickFramebufferObject::QQuickFramebufferObject(QQuickItem*)'
+  .obj/main.o: In function `QQmlPrivate::QQmlElement<FbItem>::~QQmlElement()':
+  main.cpp:(.text._ZN11QQmlPrivate11QQmlElementI6FbItemED2Ev[_ZN11QQmlPrivate11QQmlElementI6FbItemED5Ev]+0x5c): undefined reference to `vtable for QQuickFramebufferObject'
+  .obj/main.o: In function `QQmlPrivate::QQmlElement<FbItem>::~QQmlElement()':
+  main.cpp:(.text._ZN11QQmlPrivate11QQmlElementI6FbItemED0Ev[_ZN11QQmlPrivate11QQmlElementI6FbItemED0Ev]+0x64): undefined reference to `vtable for QQuickFramebufferObject'
+  .obj/main.o:(.data.rel.ro._ZTVN11QQmlPrivate11QQmlElementI6FbItemEE[_ZTVN11QQmlPrivate11QQmlElementI6FbItemEE]+0x48): undefined reference to `QQuickFramebufferObject::isTextureProvider() const'
+  .obj/main.o:(.data.rel.ro._ZTVN11QQmlPrivate11QQmlElementI6FbItemEE[_ZTVN11QQmlPrivate11QQmlElementI6FbItemEE]+0x4c): undefined reference to `QQuickFramebufferObject::textureProvider() const'
+  .obj/main.o:(.data.rel.ro._ZTVN11QQmlPrivate11QQmlElementI6FbItemEE[_ZTVN11QQmlPrivate11QQmlElementI6FbItemEE]+0xb4): undefined reference to `QQuickFramebufferObject::geometryChanged(QRectF const&, QRectF const&)'
+  .obj/main.o:(.data.rel.ro._ZTVN11QQmlPrivate11QQmlElementI6FbItemEE[_ZTVN11QQmlPrivate11QQmlElementI6FbItemEE]+0xb8): undefined reference to `QQuickFramebufferObject::updatePaintNode(QSGNode*, QQuickItem::UpdatePaintNodeData*)'
+  .obj/main.o:(.data.rel.ro._ZTVN11QQmlPrivate11QQmlElementI6FbItemEE[_ZTVN11QQmlPrivate11QQmlElementI6FbItemEE]+0xbc): undefined reference to `QQuickFramebufferObject::releaseResources()'
+  .obj/moc_fbitem.o: In function `FbItem::qt_metacast(char const*)':
+  moc_fbitem.cpp:(.text+0x70): undefined reference to `QQuickFramebufferObject::qt_metacast(char const*)'
+  .obj/moc_fbitem.o: In function `FbItem::qt_metacall(QMetaObject::Call, int, void**)':
+  moc_fbitem.cpp:(.text+0x80): undefined reference to `QQuickFramebufferObject::qt_metacall(QMetaObject::Call, int, void**)'
+  .obj/moc_fbitem.o: In function `FbItem::~FbItem()':
+  moc_fbitem.cpp:(.text._ZN6FbItemD2Ev[_ZN6FbItemD5Ev]+0x38): undefined reference to `vtable for QQuickFramebufferObject'
+  .obj/moc_fbitem.o: In function `FbItem::~FbItem()':
+  moc_fbitem.cpp:(.text._ZN6FbItemD0Ev[_ZN6FbItemD0Ev]+0x40): undefined reference to `vtable for QQuickFramebufferObject'
+  .obj/moc_fbitem.o:(.data.rel.ro+0x8): undefined reference to `typeinfo for QQuickFramebufferObject'
+  .obj/moc_fbitem.o:(.data.rel.ro+0x58): undefined reference to `QQuickFramebufferObject::isTextureProvider() const'
+  .obj/moc_fbitem.o:(.data.rel.ro+0x5c): undefined reference to `QQuickFramebufferObject::textureProvider() const'
+  .obj/moc_fbitem.o:(.data.rel.ro+0xc4): undefined reference to `QQuickFramebufferObject::geometryChanged(QRectF const&, QRectF const&)'
+  .obj/moc_fbitem.o:(.data.rel.ro+0xc8): undefined reference to `QQuickFramebufferObject::updatePaintNode(QSGNode*, QQuickItem::UpdatePaintNodeData*)'
+  .obj/moc_fbitem.o:(.data.rel.ro+0xcc): undefined reference to `QQuickFramebufferObject::releaseResources()'
+  .obj/moc_fbitem.o:(.data.rel.ro+0xf0): undefined reference to `QQuickFramebufferObject::staticMetaObject'
+
+Signed-off-by: Peter Seiderer <ps.report at gmx.net>
+---
+ examples/quick/quick.pro | 5 ++++-
+ 1 file changed, 4 insertions(+), 1 deletion(-)
+
+diff --git a/examples/quick/quick.pro b/examples/quick/quick.pro
+index 445dfb0fa..26ca0138e 100644
+--- a/examples/quick/quick.pro
++++ b/examples/quick/quick.pro
+@@ -36,7 +36,10 @@ qtConfig(opengl(es1|es2)?) {
+ # Widget dependent examples
+ qtHaveModule(widgets) {
+     SUBDIRS += embeddedinwidgets
+-    qtHaveModule(quickwidgets): SUBDIRS += quickwidgets
++    # OpenGL Support Required
++    qtConfig(opengl(es1|es2)?) {
++        qtHaveModule(quickwidgets): SUBDIRS += quickwidgets
++    }
+ }
+
+ EXAMPLE_FILES = \
+--
+2.11.0
diff --git a/package/qt5/qt5declarative/Config.in b/package/qt5/qt5declarative/Config.in
index 5384b5f..3a353a8 100644
--- a/package/qt5/qt5declarative/Config.in
+++ b/package/qt5/qt5declarative/Config.in
@@ -17,11 +17,11 @@ config BR2_PACKAGE_QT5DECLARATIVE
 if BR2_PACKAGE_QT5DECLARATIVE
 
 comment "quick module needs an OpenGL-capable backend"
-	depends on !BR2_PACKAGE_QT5_GL_AVAILABLE
+	depends on !BR2_PACKAGE_QT5_GL_AVAILABLE && !BR2_PACKAGE_QT5_VERSION_LATEST
 
 config BR2_PACKAGE_QT5DECLARATIVE_QUICK
 	bool "quick module"
-	depends on BR2_PACKAGE_QT5_GL_AVAILABLE
-	select BR2_PACKAGE_QT5BASE_OPENGL
+	depends on BR2_PACKAGE_QT5_GL_AVAILABLE || BR2_PACKAGE_QT5_VERSION_LATEST
+	select BR2_PACKAGE_QT5BASE_OPENGL if BR2_PACKAGE_QT5_GL_AVAILABLE
 
 endif
diff --git a/package/qt5/qt5multimedia/qt5multimedia.mk b/package/qt5/qt5multimedia/qt5multimedia.mk
index 835142e..6df96bc 100644
--- a/package/qt5/qt5multimedia/qt5multimedia.mk
+++ b/package/qt5/qt5multimedia/qt5multimedia.mk
@@ -61,7 +61,8 @@ define QT5MULTIMEDIA_INSTALL_TARGET_LIBS
 endef
 endif
 
-ifeq ($(BR2_PACKAGE_QT5DECLARATIVE_QUICK),y)
+# this is only built with quick/opengl support enabled
+ifeq ($(BR2_PACKAGE_QT5DECLARATIVE_QUICK)$(BR2_PACKAGE_QT5_GL_AVAILABLE),yy)
 define QT5MULTIMEDIA_INSTALL_TARGET_QMLS
 	cp -dpfr $(STAGING_DIR)/usr/qml/QtMultimedia $(TARGET_DIR)/usr/qml/
 endef
diff --git a/package/qt5/qt5quickcontrols/Config.in b/package/qt5/qt5quickcontrols/Config.in
index 3cc5821..59f6ca4 100644
--- a/package/qt5/qt5quickcontrols/Config.in
+++ b/package/qt5/qt5quickcontrols/Config.in
@@ -1,6 +1,6 @@
 config BR2_PACKAGE_QT5QUICKCONTROLS
 	bool "qt5quickcontrols"
-	depends on BR2_PACKAGE_QT5_GL_AVAILABLE
+	depends on BR2_PACKAGE_QT5_GL_AVAILABLE || BR2_PACKAGE_QT5_VERSION_LATEST
 	depends on BR2_PACKAGE_QT5_JSCORE_AVAILABLE
 	select BR2_PACKAGE_QT5DECLARATIVE
 	select BR2_PACKAGE_QT5DECLARATIVE_QUICK
@@ -14,5 +14,5 @@ config BR2_PACKAGE_QT5QUICKCONTROLS
 	  http://doc.qt.io/qt-5/qtquickcontrols-index.html
 
 comment "qt5quickcontrols needs an OpenGL-capable backend"
-	depends on !BR2_PACKAGE_QT5_GL_AVAILABLE
+	depends on !BR2_PACKAGE_QT5_GL_AVAILABLE && !BR2_PACKAGE_QT5_VERSION_LATEST
 	depends on BR2_PACKAGE_QT5_JSCORE_AVAILABLE
diff --git a/package/qt5/qt5quickcontrols2/Config.in b/package/qt5/qt5quickcontrols2/Config.in
index 1066b17..d036f74 100644
--- a/package/qt5/qt5quickcontrols2/Config.in
+++ b/package/qt5/qt5quickcontrols2/Config.in
@@ -1,6 +1,6 @@
 config BR2_PACKAGE_QT5QUICKCONTROLS2
 	bool "qt5quickcontrols2"
-	depends on BR2_PACKAGE_QT5_GL_AVAILABLE # qt5declarative/quick
+	depends on BR2_PACKAGE_QT5_GL_AVAILABLE || BR2_PACKAGE_QT5_VERSION_LATEST # qt5declarative/quick
 	depends on BR2_PACKAGE_QT5_JSCORE_AVAILABLE # qt5declarative/quick
 	select BR2_PACKAGE_QT5DECLARATIVE
 	select BR2_PACKAGE_QT5DECLARATIVE_QUICK
@@ -16,5 +16,5 @@ config BR2_PACKAGE_QT5QUICKCONTROLS2
 	  https://doc.qt.io/qt-5/qtquickcontrols2-index.html
 
 comment "qt5quickcontrols2 needs an OpenGL-capable backend"
-	depends on !BR2_PACKAGE_QT5_GL_AVAILABLE
+	depends on !BR2_PACKAGE_QT5_GL_AVAILABLE && !BR2_PACKAGE_QT5_VERSION_LATEST
 	depends on BR2_PACKAGE_QT5_JSCORE_AVAILABLE
diff --git a/package/qt5/qt5virtualkeyboard/Config.in b/package/qt5/qt5virtualkeyboard/Config.in
index a685815..f0e4f03 100644
--- a/package/qt5/qt5virtualkeyboard/Config.in
+++ b/package/qt5/qt5virtualkeyboard/Config.in
@@ -1,13 +1,13 @@
 comment "qt5virtualkeyboard needs at least qt-5.7 and an OpenGL backend"
 	depends on BR2_PACKAGE_QT5_JSCORE_AVAILABLE
-	depends on !BR2_PACKAGE_QT5_VERSION_LATEST || !BR2_PACKAGE_QT5_GL_AVAILABLE
+	depends on !BR2_PACKAGE_QT5_GL_AVAILABLE && !BR2_PACKAGE_QT5_VERSION_LATEST
 
 config BR2_PACKAGE_QT5VIRTUALKEYBOARD
 	bool "qt5virtualkeyboard"
 	# needs at least Qt 5.7
 	depends on BR2_PACKAGE_QT5_VERSION_LATEST
 	depends on BR2_PACKAGE_QT5_JSCORE_AVAILABLE # qt5declarative
-	depends on BR2_PACKAGE_QT5_GL_AVAILABLE # qt5declarative quick
+	depends on BR2_PACKAGE_QT5_GL_AVAILABLE || BR2_PACKAGE_QT5_VERSION_LATEST # qt5declarative/quick
 	select BR2_PACKAGE_QT5DECLARATIVE
 	select BR2_PACKAGE_QT5DECLARATIVE_QUICK
 	select BR2_PACKAGE_QT5SVG
-- 
2.7.3



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