Re: [osg-users] Crash in osgViewer when running iOS example code

2011-08-21 Thread Alex Lee-Corbin
Hi Stephan,

I used the cake command line:

cmake -G Xcode \
-D OSG_BUILD_PLATFORM_IPHONE:BOOL=ON \
-D CMAKE_CXX_FLAGS:STRING="-ftree-vectorize -fvisibility-inlines-hidden 
-mno-thumb -pipe -no-cpp-precomp mno-thumb" \
-D BUILD_OSG_APPLICATIONS:BOOL=OFF \
-D OSG_BUILD_FRAMEWORKS:BOOL=OFF \
-D OSG_WINDOWING_SYSTEM:STRING=IOS \
-D OSG_BUILD_PLATFORM_IPHONE:BOOL=ON \
-D CMAKE_OSX_ARCHITECTURES:STRING="armv6;armv7" \
-D 
CMAKE_OSX_SYSROOT:STRING=/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS4.3.sdk
 \
-D OSG_GL1_AVAILABLE:BOOL=OFF \
-D OSG_GL2_AVAILABLE:BOOL=OFF \
-D OSG_GLES1_AVAILABLE:BOOL=ON \
-D OSG_GL_DISPLAYLISTS_AVAILABLE:BOOL=OFF \
-D OSG_GL_FIXED_FUNCTION_AVAILABLE:BOOL=ON \
-D OSG_GL_LIBRARY_STATIC:BOOL=OFF \
-D OSG_GL_MATRICES_AVAILABLE:BOOL=ON \
-D OSG_GL_VERTEX_ARRAY_FUNCS_AVAILABLE:BOOL=ON \
-D OSG_GL_VERTEX_FUNCS_AVAILABLE:BOOL=OFF \
-D DYNAMIC_OPENSCENEGRAPH:BOOL=OFF \
-D DYNAMIC_OPENTHREADS:BOOL=OFF .

to create an Xcode project for the OSG libs. I then statically linked the libs 
into a separate Xcode project where I've tried to run the example code. It 
should be compiling for OpenGL ES 1.1 - do you know if there's any way to check 
the settings from within Xcode?

Cheers,
Alex

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Re: [osg-users] Crash in osgViewer when running iOS example code

2011-08-21 Thread Stephan Huber
Hi Alex,

Am 20.08.11 20:05, schrieb Alex Lee-Corbin:
> I'm guessing this could be an issue with openGLES- I've checked that, when I 
> created the Xcode project for the OSG libs I used the example command line 
> with the correct openGL flags set. Any help would be much appreciated!

It's hard to tell what's going wrong. Are you using the cmake-build or
the xcode-project from github? Are you compiling for OpenGL ES 1.1. or
OpenGL ES 2.0?

It looks like your cmake-config is not correct, some OpenGL 1/2/3
features are enabled, which will result in gliUnimplemented on IOS.

Can you post the command-line / cmake configuration?

cheers,
Stephan

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[osg-users] Crash in osgViewer when running iOS example code

2011-08-20 Thread Alex Lee-Corbin
Hi,

I've been trying to set up an iOS project that uses OSG. I've managed to 
compile all the relevant OSG libs and successfully linked them into my project. 
I've set up the windowing system as in the example code and then tried to load 
up a few models and get them displaying but I keep getting an EXC_BAD_ACCESS 
exception when calling viewer->frame(). 

I've tried stripping out all of my code and just running the example iOS code 
as in the osgvieweriPhone example but I'm still getting the same issue. The 
call stack is:

gliUnimplemented
osgViewer::ViewerBase::renderingTraversals()

I'm guessing this could be an issue with openGLES- I've checked that, when I 
created the Xcode project for the OSG libs I used the example command line with 
the correct openGL flags set. Any help would be much appreciated!

Thanks,
Alex

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