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Import GLES2 branch: lp:~compiz-linaro-team/compiz-core/compiz-core.gles2

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cmake/FindOpenGLES2.cmake
 
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# - Try to find OpenGLES
 
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# Once done this will define
 
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#  
 
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#  OPENGLES2_FOUND        - system has OpenGLES
 
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#  OPENGLES2_INCLUDE_DIR  - the GLES include directory
 
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#  OPENGLES2_LIBRARY      - the GLES library
 
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#  OPENGLES2_LIBRARIES    - Link this to use OpenGLES
 
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#   
 
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FIND_PATH(OPENGLES2_INCLUDE_DIR GLES2/gl2.h
 
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  /usr/openwin/share/include
 
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  /opt/graphics/OpenGL/include /usr/X11R6/include
 
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  /usr/include
 
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)
 
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FIND_LIBRARY(OPENGLES2_LIBRARY
 
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  NAMES GLESv2
 
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  PATHS /opt/graphics/OpenGL/lib
 
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        /usr/openwin/lib
 
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        /usr/shlib /usr/X11R6/lib
 
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        /usr/lib
 
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)
 
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FIND_LIBRARY(OPENGLES2_EGL_LIBRARY
 
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    NAMES EGL
 
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    PATHS /usr/shlib /usr/X11R6/lib
 
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          /usr/lib
 
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)
 
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# On Unix OpenGL most certainly always requires X11.
 
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# Feel free to tighten up these conditions if you don't 
 
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# think this is always true.
 
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# It's not true on OSX.
 
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IF (OPENGLES2_LIBRARY)
 
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  IF(NOT X11_FOUND)
 
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    INCLUDE(FindX11)
 
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  ENDIF(NOT X11_FOUND)
 
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  IF (X11_FOUND)
 
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    IF (NOT APPLE)
 
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      SET (OPENGLES2_LIBRARIES ${X11_LIBRARIES})
 
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    ENDIF (NOT APPLE)
 
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  ENDIF (X11_FOUND)
 
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ENDIF(OPENGLES2_LIBRARY)
 
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SET( OPENGLES2_FOUND "NO" )
 
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IF(OPENGLES2_LIBRARY AND OPENGLES2_EGL_LIBRARY)
 
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    SET( OPENGLES2_LIBRARIES  ${OPENGLES2_LIBRARY} ${OPENGLES2_EGL_LIBRARY} ${OPENGLES2_LIBRARIES})
 
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    SET( OPENGLES2_FOUND "YES" )
 
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ENDIF(OPENGLES2_LIBRARY AND OPENGLES2_EGL_LIBRARY)
 
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