mirror of
https://github.com/moparisthebest/minetest
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131 lines
3.4 KiB
CMake
131 lines
3.4 KiB
CMake
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#-------------------------------------------------------------------
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# This file is stolen from part of the CMake build system for OGRE (Object-oriented Graphics Rendering Engine) http://www.ogre3d.org/
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#
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# The contents of this file are placed in the public domain. Feel
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# free to make use of it in any way you like.
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#-------------------------------------------------------------------
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# - Try to find OpenGLES and EGL
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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 GL include directory
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# OPENGLES2_LIBRARIES - Link these to use OpenGLES
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#
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# EGL_FOUND - system has EGL
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# EGL_INCLUDE_DIR - the EGL include directory
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# EGL_LIBRARIES - Link these to use EGL
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# win32, apple, android NOT TESED
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# linux tested and works
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IF (WIN32)
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IF (CYGWIN)
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FIND_PATH(OPENGLES2_INCLUDE_DIR GLES2/gl2.h )
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FIND_LIBRARY(OPENGLES2_gl_LIBRARY libGLESv2 )
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ELSE (CYGWIN)
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IF(BORLAND)
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SET (OPENGLES2_gl_LIBRARY import32 CACHE STRING "OpenGL ES 2.x library for win32")
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ELSE(BORLAND)
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# todo
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# SET (OPENGLES_gl_LIBRARY ${SOURCE_DIR}/Dependencies/lib/release/libGLESv2.lib CACHE STRING "OpenGL ES 2.x library for win32"
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ENDIF(BORLAND)
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ENDIF (CYGWIN)
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ELSE (WIN32)
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IF (APPLE)
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create_search_paths(/Developer/Platforms)
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findpkg_framework(OpenGLES2)
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set(OPENGLES2_gl_LIBRARY "-framework OpenGLES")
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ELSE(APPLE)
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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_gl_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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IF (NOT BUILD_ANDROID)
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FIND_PATH(EGL_INCLUDE_DIR EGL/egl.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(EGL_egl_LIBRARY
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NAMES EGL
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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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# 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_gl_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_gl_LIBRARY)
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ENDIF ()
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ENDIF(APPLE)
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ENDIF (WIN32)
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#SET( OPENGLES2_LIBRARIES ${OPENGLES2_gl_LIBRARY} ${OPENGLES2_LIBRARIES})
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IF (BUILD_ANDROID)
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IF(OPENGLES2_gl_LIBRARY)
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SET( OPENGLES2_LIBRARIES ${OPENGLES2_gl_LIBRARY} ${OPENGLES2_LIBRARIES})
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SET( EGL_LIBRARIES)
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SET( OPENGLES2_FOUND "YES" )
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ENDIF(OPENGLES2_gl_LIBRARY)
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ELSE ()
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SET( OPENGLES2_LIBRARIES ${OPENGLES2_gl_LIBRARY} ${OPENGLES2_LIBRARIES})
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IF(OPENGLES2_gl_LIBRARY AND EGL_egl_LIBRARY)
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SET( OPENGLES2_LIBRARIES ${OPENGLES2_gl_LIBRARY} ${OPENGLES2_LIBRARIES})
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SET( EGL_LIBRARIES ${EGL_egl_LIBRARY} ${EGL_LIBRARIES})
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SET( OPENGLES2_FOUND "YES" )
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ENDIF(OPENGLES2_gl_LIBRARY AND EGL_egl_LIBRARY)
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ENDIF ()
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MARK_AS_ADVANCED(
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OPENGLES2_INCLUDE_DIR
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OPENGLES2_gl_LIBRARY
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EGL_INCLUDE_DIR
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EGL_egl_LIBRARY
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)
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IF(OPENGLES2_FOUND)
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MESSAGE(STATUS "Found system opengles2 library ${OPENGLES2_LIBRARIES}")
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ELSE ()
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SET(OPENGLES2_LIBRARIES "")
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ENDIF ()
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