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View Code? Open in Web Editor NEWA Cinder block for using the Syphon framework on Mac OS X
A Cinder block for using the Syphon framework on Mac OS X
=========================== Cinder-Syphon - An implementation of the Syphon framework for Cinder =========================== Anatomy: example-Basic - contains a simple Syphon example example-SyphonServerDirectory - a server directory example lib - the framework and namebound client src - the Cinder implementation Objects: Syphon Client - Receive frames from a Syphon server Syphon Server - Publish frames to Syphon Syphon Server Directory - Browse available Syphon servers Requires Mac OS X 10.7+ and Cinder 0.8.5 To add Syphon to your project: - Drag the Cinder-Syphon blocks folder into your project (like any other Cinder block) - Add a Copy Files build phase to new projects to copy the Syphon framework (in the /lib folder) into the Frameworks folder of the built product. The included examples demonstrate these steps. Use any Syphon-enabled application to send or receive frames. You can use the [Syphon Demo Apps](http://code.google.com/p/syphon-implementations/downloads/detail?name=Syphon%20Demo%20Apps%20Public%20Beta%202.dmg) to test functionality. libcinder.org syphon.v002.info/ Syphon Framework License: Copyright 2013 bangnoise (Tom Butterworth) & vade (Anton Marini). Cinder and Openframeworks implementation by astellato (Anthony Stellato). All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. * Neither the name of the Syphon Project nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Hi,
First of all, thanks for this block!
One thing though:
After noticing that an application that I originally wrote in openframeworks and ported to cinder runs a lot faster in openframeworks, I traced the issue to the publishScreen method of this block.
Where the openframeworks add-on ultimately uses glCopyTexSubImage2D
to copy the screen data directly to the texture that is sent to Syphon, it looks like the publishScreen()
method of this block uses ci::app::copyWindowSurface
, which does a glReadPixels
and copies the pixels to a surface via the CPU, more or less defeating the purpose of Syphon to leave all data on the graphics card.
Hello, have you guys achieved to compile cinder-syphon demos with cinder 0.9.0?
Best regards
these functions are defined but not implemented
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