SDL Water: Difference between revisions
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Water is a small SDL applications that shows the famous demomaker's "Water effect". | Water is a small SDL applications that shows the famous demomaker's "Water effect". It can be useful to test the reactivity of your APF's touchscreen. | ||
==Installation== | ==Installation== | ||
* SDL should be already configured | * SDL should be already configured | ||
* Launch Buildroot's configuration: | * Launch Buildroot's configuration: | ||
<pre class="config"> | |||
$ make menuconfig | |||
Package Selection for the target ---> | |||
[*] Graphic libraries and applications (graphic/text) ---> | |||
[*] SDL_water | |||
</pre> | |||
==Usage== | ==Usage== | ||
* You must have an external keyboard (USB or PS/2) connected to your board to control the application or a touchscreen to draw circles in the water. | * You must have an external keyboard/mouse (USB or PS/2) connected to your board to control the application and/or a touchscreen to draw circles in the water. | ||
* If you have a | * If you have a touchscreen, then first say SDL to use it as mouse: | ||
<pre class=apf> | <pre class=apf> | ||
export SDL_MOUSEDRV=TSLIB | export SDL_MOUSEDRV=TSLIB | ||
export SDL_MOUSEDEV=$TSLIB_TSDEVICE | export SDL_MOUSEDEV=$TSLIB_TSDEVICE | ||
</pre> | </pre> | ||
* To launch the demo: | * To launch the demo (you can use your own bmp image if you want): | ||
<pre class=apf> | <pre class=apf> | ||
# | # water /usr/share/images/water320.bmp | ||
</pre> | </pre> | ||
==Links== | ==Links== | ||
* [[Tslib|Touchscreen library configuration]] | |||
* [[SDL_Development]] | * [[SDL_Development]] | ||
* [[USB_Host#USB_keyboard.2Fmouse_.28HID:_Human_Interface_Device.29| How to connect an USB keyboard]] | |||
* [[PS/2|How to connect a PS/2 keyboard]] | |||
[[Category:SDL]] | [[Category:SDL]] | ||
Latest revision as of 11:29, 26 February 2015
Water is a small SDL applications that shows the famous demomaker's "Water effect". It can be useful to test the reactivity of your APF's touchscreen.
Installation
- SDL should be already configured
- Launch Buildroot's configuration:
$ make menuconfig
Package Selection for the target --->
[*] Graphic libraries and applications (graphic/text) --->
[*] SDL_water
Usage
- You must have an external keyboard/mouse (USB or PS/2) connected to your board to control the application and/or a touchscreen to draw circles in the water.
- If you have a touchscreen, then first say SDL to use it as mouse:
export SDL_MOUSEDRV=TSLIB export SDL_MOUSEDEV=$TSLIB_TSDEVICE
- To launch the demo (you can use your own bmp image if you want):
# water /usr/share/images/water320.bmp
