osxminecraft/cmake/Modules/FindOpenGLES2.cmake

131 lines
3.4 KiB
CMake

#-------------------------------------------------------------------
# This file is stolen from part of the CMake build system for OGRE (Object-oriented Graphics Rendering Engine) http://www.ogre3d.org/
#
# The contents of this file are placed in the public domain. Feel
# free to make use of it in any way you like.
#-------------------------------------------------------------------
# - Try to find OpenGLES and EGL
# Once done this will define
#
# OPENGLES2_FOUND - system has OpenGLES
# OPENGLES2_INCLUDE_DIR - the GL include directory
# OPENGLES2_LIBRARIES - Link these to use OpenGLES
#
# EGL_FOUND - system has EGL
# EGL_INCLUDE_DIR - the EGL include directory
# EGL_LIBRARIES - Link these to use EGL
# win32, apple, android NOT TESED
# linux tested and works
IF (WIN32)
IF (CYGWIN)
FIND_PATH(OPENGLES2_INCLUDE_DIR GLES2/gl2.h )
FIND_LIBRARY(OPENGLES2_gl_LIBRARY libGLESv2 )
ELSE (CYGWIN)
IF(BORLAND)
SET (OPENGLES2_gl_LIBRARY import32 CACHE STRING "OpenGL ES 2.x library for win32")
ELSE(BORLAND)
# todo
# SET (OPENGLES_gl_LIBRARY ${SOURCE_DIR}/Dependencies/lib/release/libGLESv2.lib CACHE STRING "OpenGL ES 2.x library for win32"
ENDIF(BORLAND)
ENDIF (CYGWIN)
ELSE (WIN32)
IF (APPLE)
create_search_paths(/Developer/Platforms)
findpkg_framework(OpenGLES2)
set(OPENGLES2_gl_LIBRARY "-framework OpenGLES")
ELSE(APPLE)
FIND_PATH(OPENGLES2_INCLUDE_DIR GLES2/gl2.h
/usr/openwin/share/include
/opt/graphics/OpenGL/include /usr/X11R6/include
/usr/include
)
FIND_LIBRARY(OPENGLES2_gl_LIBRARY
NAMES GLESv2
PATHS /opt/graphics/OpenGL/lib
/usr/openwin/lib
/usr/shlib /usr/X11R6/lib
/usr/lib
)
IF (NOT BUILD_ANDROID)
FIND_PATH(EGL_INCLUDE_DIR EGL/egl.h
/usr/openwin/share/include
/opt/graphics/OpenGL/include /usr/X11R6/include
/usr/include
)
FIND_LIBRARY(EGL_egl_LIBRARY
NAMES EGL
PATHS /opt/graphics/OpenGL/lib
/usr/openwin/lib
/usr/shlib /usr/X11R6/lib
/usr/lib
)
# On Unix OpenGL most certainly always requires X11.
# Feel free to tighten up these conditions if you don't
# think this is always true.
# It's not true on OSX.
IF (OPENGLES2_gl_LIBRARY)
IF(NOT X11_FOUND)
INCLUDE(FindX11)
ENDIF(NOT X11_FOUND)
IF (X11_FOUND)
IF (NOT APPLE)
SET (OPENGLES2_LIBRARIES ${X11_LIBRARIES})
ENDIF (NOT APPLE)
ENDIF (X11_FOUND)
ENDIF (OPENGLES2_gl_LIBRARY)
ENDIF ()
ENDIF(APPLE)
ENDIF (WIN32)
#SET( OPENGLES2_LIBRARIES ${OPENGLES2_gl_LIBRARY} ${OPENGLES2_LIBRARIES})
IF (BUILD_ANDROID)
IF(OPENGLES2_gl_LIBRARY)
SET( OPENGLES2_LIBRARIES ${OPENGLES2_gl_LIBRARY} ${OPENGLES2_LIBRARIES})
SET( EGL_LIBRARIES)
SET( OPENGLES2_FOUND "YES" )
ENDIF(OPENGLES2_gl_LIBRARY)
ELSE ()
SET( OPENGLES2_LIBRARIES ${OPENGLES2_gl_LIBRARY} ${OPENGLES2_LIBRARIES})
IF(OPENGLES2_gl_LIBRARY AND EGL_egl_LIBRARY)
SET( OPENGLES2_LIBRARIES ${OPENGLES2_gl_LIBRARY} ${OPENGLES2_LIBRARIES})
SET( EGL_LIBRARIES ${EGL_egl_LIBRARY} ${EGL_LIBRARIES})
SET( OPENGLES2_FOUND "YES" )
ENDIF(OPENGLES2_gl_LIBRARY AND EGL_egl_LIBRARY)
ENDIF ()
MARK_AS_ADVANCED(
OPENGLES2_INCLUDE_DIR
OPENGLES2_gl_LIBRARY
EGL_INCLUDE_DIR
EGL_egl_LIBRARY
)
IF(OPENGLES2_FOUND)
MESSAGE(STATUS "Found system opengles2 library ${OPENGLES2_LIBRARIES}")
ELSE ()
SET(OPENGLES2_LIBRARIES "")
ENDIF ()