KOceanSaver

Screensavers

Source i (link to git-repo or to original if based on someone elses unmodified work):

Add the source-code for this project on opencode.net

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Description:
An under water screen saver for KDE4
Thanks to John Stamp for your help.

todo:
sea creature swimming pattern
camera movement (swimming through seen)

How to Install:
1 install package build-essential cmake kdebase-workspace-dev libqt4-opengl-dev or your distros equivalent
2 download.
3 extract (tar -xzf "the file you downloaded")
4 change to the new directory (KOceanSaver)
5 cmake -DCMAKE_INSTALL_PREFIX:PATH=/usr CMakeLists.txt
6 sudo make install

And a big thanks to the guys and gals at mepis-deb.org for making the debian packages for all of us who use a debian distro.

If your distro is not (k)ubuntu then you may or may not need the -DCMAKE_INSTALL_PREFIX:PATH=/usr. a simple
1 cmake CMakeLists.txt
2 sudo make install
will work for you.
Last changelog:

0.1, 0.2, 0.3
1 Faster skeleton animation function for fish. (this dropped CPU usage by half or more on my computer even with wave added. Matrix is only calculated once for each bone instead of once for each vertex)
2 Added ocean surface with waves. (Please let me know what you think)
3 Moved things around to make it more aesthetic

Please give feedback so I know if I'm going in the right direction

0.4
1. Changed time basted movement (much faster now)
2. Adding Setting Dialog.
3. Adding new fish

0.5
1 Changed form qmake to cmake.

0.6
1 Added rocking motion.

0.7
1. Bug fixes and performance improvements.
2. Added Orca.
3. Added new function for attached fish (remora).

0.8
1. Bug fixes (fish disapeare after screen suspend)
2 Added fish: Grouper.


Ratings & Comments

84 Comments

janet

Would it be possible to convert this wonderful screensaver to an xscreensaver module (as Plasma 5 doen't support/provide kscreensavers anymore)?

stevepusser

http://main.mepis-deb.org/mepiscr/testrepo/pool/test/k/koceansaver/

tuxdude

Compiled without fault in opensuse 13.1

tuxdude

Have also compiled on Solydk without problems.

tuxdude

Compiled and running perfectly on kubuntu13.10 64bit Thanks for the update. Like the new fish looks great. Keep up the good work.

stevepusser

Currently in the testing repo here: http://main.mepis-deb.org/mepiscr/testrepo/pool/test/k/koceansaver/ Built on KDE version: mcr85: 4.3.4 mcr110: 4.5.3 mcr120: 4.8.4 (Debian wheezy's version)

adeelamin

when I run 'cmake CMakeLists.txt' I get the following error: * * * CMake Error at /usr/local/share/cmake-2.8/Modules/FindPackageHandleStandardArgs.cmake:97 (message): Could NOT find kscreensaver (missing: KSCREENSAVER_LIBRARY KSCREENSAVER_INCLUDE_DIR) Call Stack (most recent call first): /usr/local/share/cmake-2.8/Modules/FindPackageHandleStandardArgs.cmake:291 (_FPHSA_FAILURE_MESSAGE) CMakeLists.txt:21 (find_package_handle_standard_args) * * * plese tell me what should i do

Bumpalot

bumpy@bumpyputer:~/Downloads/KOceanSaver/KOceanSaver$ cmake -DCMAKE_INSTALL_PREFIX:PATH=/usr CMakeLists.txt -- Found Qt-Version 4.8.3 (using /usr/bin/qmake) -- Found X11: /usr/lib/x86_64-linux-gnu/libX11.so -- Found KDE 4.9 include dir: /usr/include -- Found KDE 4.9 library dir: /usr/lib -- Found the KDE4 kconfig_compiler preprocessor: /usr/bin/kconfig_compiler -- Found automoc4: /usr/bin/automoc4 CMake Warning (dev) at /usr/share/cmake-2.8/Modules/FindPackageHandleStandardArgs.cmake:92 (INCLUDE): File /usr/share/cmake-2.8/Modules/FindPackageHandleStandardArgs.cmake includes /usr/share/kde4/apps/cmake/modules/CMakeParseArguments.cmake (found via CMAKE_MODULE_PATH) which shadows /usr/share/cmake-2.8/Modules/CMakeParseArguments.cmake. This may cause errors later on . Policy CMP0017 is not set: Prefer files from the CMake module directory when including from there. Run "cmake --help-policy CMP0017" for policy details. Use the cmake_policy command to set the policy and suppress this warning. Call Stack (most recent call first): /usr/share/cmake-2.8/Modules/FindOpenGL.cmake:152 (INCLUDE) CMakeLists.txt:6 (find_package) This warning is for project developers. Use -Wno-dev to suppress it. -- Configuring done -- Generating done -- Build files have been written to: /home/bumpy/Downloads/KOceanSaver/KOceanSaver bumpy@bumpyputer:~/Downloads/KOceanSaver/KOceanSaver$ make [ 0%] Built target koceansaver.kss_automoc Scanning dependencies of target koceansaver.kss [ 11%] Building CXX object src/CMakeFiles/koceansaver.kss.dir/koceansaver.kss_automoc.cpp.o [ 22%] Building CXX object src/CMakeFiles/koceansaver.kss.dir/guidancesystem.cpp.o [ 33%] Building CXX object src/CMakeFiles/koceansaver.kss.dir/koceansetting.cpp.o [ 44%] Building CXX object src/CMakeFiles/koceansaver.kss.dir/ocean.cpp.o /home/bumpy/Downloads/KOceanSaver/KOceanSaver/src/ocean.cpp: In member function ‘virtual void Ocean::initializeGL()’: /home/bumpy/Downloads/KOceanSaver/KOceanSaver/src/ocean.cpp:248:68: warning: narrowing conversion of ‘(((double)(GLfloat)((Ocean*)this)->Ocean::settings->Settings::Ambient) * 1.0e-2)’ from ‘double’ to ‘GLfloat {aka float}’ inside { } is ill-formed in C++11 [-Wnarrowing] [ 55%] Building CXX object src/CMakeFiles/koceansaver.kss.dir/wavemap.cpp.o [ 66%] Building CXX object src/CMakeFiles/koceansaver.kss.dir/kocean.cpp.o [ 77%] Building CXX object src/CMakeFiles/koceansaver.kss.dir/koceansetup.cpp.o [ 88%] Building CXX object src/CMakeFiles/koceansaver.kss.dir/seacreature.cpp.o make[2]: *** No rule to make target `/usr/lib/x86_64-linux-gnu/libSM.so', needed by `src/koceansaver.kss'. Stop. make[1]: *** [src/CMakeFiles/koceansaver.kss.dir/all] Error 2 make: *** [all] Error 2 bumpy@bumpyputer:~/Downloads/KOceanSaver/KOceanSaver$ sudo make install [sudo] password for bumpy: [ 0%] Built target koceansaver.kss_automoc make[2]: *** No rule to make target `/usr/lib/x86_64-linux-gnu/libSM.so', needed by `src/koceansaver.kss'. Stop. make[1]: *** [src/CMakeFiles/koceansaver.kss.dir/all] Error 2 make: *** [all] Error 2 bumpy@bumpyputer:~/Downloads/KOceanSaver/KOceanSaver$

Bumpalot

At the conclusion of final compilation, you suggested to run kbuildsycoca4 here are the final Terminal lines: -- Up-to-date: /usr/local/share/kde4/services/ScreenSavers/koceansaver.desktop -- Up-to-date: /usr/local/share/man/man1/koceansaver.kss.1 bumpy@bumpyputer:~/Downloads/KOceanSaver$ kbuildsycoca4 kbuildsycoca4 running... nothing happens after that, & koceansaver.desktop is not listed in the OpenGL screensavers. How can I fix that? bumpysax@gmail.com

Bumpalot

I got that solved, but since then have updated to kubuntu 12.10 & your wonderful screensaver is working fine.. except for one thing: what do I have to change to keep KOceanSaver running for a specified time length? Also would like to know the file settings location. Like every other fan, any hopes of more fish etc? Big Thanks again for your magnificent screensaver!!

reggler

I get this error on cmake: Am I missing a certain depency? Thanks! -- Detecting CXX compiler ABI info - done CMake Error at /usr/share/cmake-2.8/Modules/FindKDE4.cmake:98 (MESSAGE): ERROR: cmake/modules/FindKDE4Internal.cmake not found in /home/reg/.kde/share/apps;/usr/share/kubuntu-default-settings/kde4-profile/default/share/apps;/usr/share/kde4/apps Call Stack (most recent call first): CMakeLists.txt:5 (find_package) -- Configuring incomplete, errors occurred!

jboss1995

did you install cmake?

jboss1995

did you install build-essential kdebase-workspace-dev libqt4-opengl-dev cmake?

janet

I love this screensaver! Please, can you also make an aquarium screensaver or add an aquarium mode?

janet

Or maybe you could add the option to use an own background picture that is slightly (according to the settings on the graphic tab) covered by the waves and "fog" and color. I'd love to have a background that is not so monochrome: e.g. beige sandy gravel at the bottom, something more dark in the background, some green water plants, some more rock formations or corals. And maybe some additional small fishes with a little more color ;).

jboss1995

I would love to. but I don't have the time. I was going to work on a better background but I think camera movement is what I'm going to do next.

diamonds-notebook

PERFECT!!!

jboss1995

well not yet. but hopefully. Thanks.

tuxdude

Great screensaver, well done. I like to activate it just to watch :)

jboss1995

It means a lot, thanks.

woodsmoke

Hi this is a GREAT screensaver. I installed it on Kubuntu Oneric. I noticed a "to do" about "swimming through the scene". I don't know how hard that would be to do, but an idea I had that "might" be easier would be to have an option to where it is like one is swimming and just "hanging" in the water and kind of "moving up and down a little" with the underwater wave action. Don't know, just a though, but it is a great screensaver. woodsmoke

jboss1995

Thanks for the positive feed back. I could add that in no time. All see what i can do.

jboss1995

Well it is done. I fell bad because I did this so quick and someone else has ask for a remora attached to the shark. I have had no success. But your idea looks good. Thanks

mixalns

Thank you.

jboss1995

You are welcome, I'm glad you like it.

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