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{{DISPLAYTITLE:Setting-up QtCreator to cross compile for RK3288}}

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= Prerequisites =

All operations in this guide are based on Ubuntu 18.04 LTS 64bit only. First please install Ubuntu 18.04 LTS 64bit* with minimum 2GB memory.

== Installing required packages ==

Please login and perform the following commands:
<pre>$ sudo apt-get install build-essential
$ sudo apt-get install qtcreator
$ sudo apt-get install qt5-default
$ sudo apt-get install qt5-doc
$ sudo apt-get install qt5-doc-html qtbase5-doc-html
$ sudo apt-get install qtbase5-examples
</pre>

== Installing cross toolchain ==

Please download [https://pan.baidu.com/s/1FmO1QK2W6-TKzMYw0pTkkw cross compiler toolchain] (Password: m47o)first. Then execute the following command to unzip the cross compiler tool to the /opt directory

=== ===

:<code>$ sudo tar -zxf rk3288_toolchain_Qt_V5.9.4.tar.gz -C /opt</code> 

= Working within QtCreator =

== Starting the QtCreator ==
<pre>$ qtcreator
</pre>

#The QtCreator's main window shows up.
#;[[File:RK3399 Qt start init.png|upright|RK3399 Qt start init.png]]
#Check QtCreator's version by using "Help" -> "About Qt Creator".
#;[[File:RK3399 QtCreator version.png|RTENOTITLE]]

== Configuring the Cross-Compiler Options ==

#Bring up the options dialog using "Tools" -> "Options..."
#Select the "Devices" page on the left, and click "Add..."
#Select "Generic Linux Device" and click "Start Wizard".
#;[[File:RK3399 Qt Remote device setting.png|RTENOTITLE]]
#Specify proper settings and click "Next>"
#;[[File:RK3288 Qt ssh device.png|RTENOTITLE]] 
#Click "Finish"
#Device test finished successfully. Click "Close".
#;[[File:RK3288 Qt ssh connect.png|RTENOTITLE]] 
#; 
#;If device test failed, please go back to specify proper settings.
#;:[[File:2015-02-24 113504.png|RTENOTITLE]]
#:(It is necessary to set a blank password at least, null password does not work.)
#: 
#:[[File:2015-02-24 113635.png|RTENOTITLE]]
#:(It means device's IP is incorrect or some network issues occured.)
#Click "Apply"
#Select the "Build & Run" page on the left, switch to "Compilers" tab, drop down "Add" menu and choose "GCC-->C++".
#Name the compiler as "RK G++"
#Click "Browse..." to select "/opt/rk3288_risc/buildroot/output/rockchip_rk3288/host/bin/arm-buildroot-linux-gnueabihf-g++"
#Click "Apply"
#;[[File:RK3288 Qt g++.png|RTENOTITLE]] 
#Switch to the "Debuggers" tab
#Click "Add"
#Name the debugger as "RK GDB"
#Click "Browse..." to select "/opt/rk3288_risc/buildroot/output/rockchip_rk3288/host/bin/arm-buildroot-linux-gnueabihf-gdb"
#Click "Apply"
#;[[File:RK3288 Qt GDB.png|RTENOTITLE]] 
#Switch to the "Qt Versions" tab.
#Check if the "Qt 5.9.4 (host)" is auto detected in "Manual" item ?
#;[[File:RK3288 Qt version.png|RTENOTITLE]] 
#;If not, click "Add..." to choose the proper qmake.
#Click "Apply"
#Switch to the "Kits" tab.
#Click "Add".
#Name the kit as "RK toolchain"
#Specify the correct "Device Tpye", "Compiler", "Debugger" and "Qt version"
#Click "Browse..." to select "/opt/rk3288_risc/buildroot/output/rockchip_rk3288/host/arm-buildroot-linux-gnueabihf/sysroot" as sysroot
#Click Apply
#;[[File:RK3288 Qt toolchain.png|RTENOTITLE]] 
#Click OK to finalize the configuration.
#Invoke the options dialog again to make sure the "iMX6 toolchain" is default kit.

== Creating the Project ==

#Bring up "New" dailog using "File" -> "New File or Project..."
#Select "Applications" -> 'Qt Widgets Application"
#Click "Choose..."
#;[[File:RK3399 Project 001.png|RTENOTITLE]]
#Use "hello_qt" as name
#Create in "/mnt/sda1/work/qt/PJ"
#Click "Next"
#;[[File:RK3288 Qt project name local.PNG|RTENOTITLE]] 
#Check "RK3288 toolchain"
#Click "Next".
#;[[File:RK3288 Qt project kit select.png|RTENOTITLE]] 
#Use default settings for "Class Information"
#Click "Next"
#;[[File:RK3399 QT Project last.png|RTENOTITLE]] 
#Use default settings for "Project Management"
#Click "Finish"
#;[[File:RK3288 Qt project finish.png|RTENOTITLE]] 
#Double click "hello_qt.pro" to switch to editor window
#In new project it is necessary to add following two lines into qt project file.
#:<code>target.path = ./ INSTALLS += target</code> 
#;[[File:RK3288 Qt code pro.png|RTENOTITLE]] 
#Press "Ctrl+S" to save file.
#Double click "mainwindow.ui" to switch to Design mode
#Drag & drop one Label widget on main form, use property editor on the right side to change text and font size
#;[[File:2015-01-30 174418.png|RTENOTITLE]] 
#;[[File:RK3288 Qt code window size.png|RTENOTITLE]] 
#Save all project files using "File" -> "Save All"

== Building the Project ==

#Switch to "Projects" mode
#Check if "build configuration" is set to "Debug".
#;[[File:RK3288 Qt debug setting.png|RTENOTITLE]] 
#Check if "Files to deploy" is correct
#;[[File:RK3288 Qt debug run.png|RTENOTITLE]] 
#Set environment variable DISPLAY in QtCreator -> Projects -> Run -> Run Environment. The value of DISPLAY is obtained from the rk3288. For example, execute instruction '''''echo $DISPLAY''''' on RK3288.
#;[[File:RK3288 Qt debug DISPLAY.png|RTENOTITLE]] 
#Switch to "Edit" mode
#Click "Build" using context menu of project "Hello"
#;[[File:RK3288 Qt code build.png|RTENOTITLE]] 
#The green "Build" bar means no error occured.
#;
#Press "Alt+4" to show "Compile Output".
#;; 
#;; 

== Deploying the Application ==

#Click "Deploy" using context menu of project hello_qt
#; 
#The green "Deploy" bar indicates no error occured.
#;;[[File:RK3288 Qt deploy output.png|RTENOTITLE]] 

== Debugging the Application ==

#Click debug icon to start debugging.
#;[[File:RK3288 Qt debug icon.png|RTENOTITLE]] 
#Press "Alt+3" to show "Application Output"
#;;[[File:RK3288 Qt debug output.png|RTENOTITLE]] 
#The "hello_qt" shows up on primary display.
#;[[File:RK3399 Qt result show.png|RTENOTITLE]]
#Click "stop" to stop debugging.
#;[[File:RK3288 Qt debug stop.png|RTENOTITLE]] 
#The deafult desktop returns back.
#;;[[File:RK3399 Qt default Desktop.png|RTENOTITLE]]

:

#:

*

RK3288 qt5Creater. - Revision history

Xingxing.li: Created page with "{{DISPLAYTITLE:Setting-up QtCreator to cross compile for RK3288}} {| align="right" |- | __TOC__ |} = Prerequisites = All operations in this guide are based on Ubu..."

Xingxing.li: Created page with "{{DISPLAYTITLE:Setting-up QtCreator to cross compile for RK3288}} {| align="right" |- | TOC |} = Prerequisites = All operations in this guide are based on Ubu..."