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#.rst:
# FindOpenGLES
# ------------
# Finds the OpenGLES2 library
#
# This will define the following variables::
#
# OPENGLES_FOUND - system has OpenGLES
# OPENGLES_INCLUDE_DIRS - the OpenGLES include directory
# OPENGLES_LIBRARIES - the OpenGLES libraries
# OPENGLES_DEFINITIONS - the OpenGLES definitions
if(PKG_CONFIG_FOUND)
pkg_check_modules(PC_OPENGLES glesv2 QUIET)
endif()
if(NOT CORE_SYSTEM_NAME STREQUAL darwin_embedded)
find_path(OPENGLES_INCLUDE_DIR GLES2/gl2.h
PATHS ${PC_OPENGLES_INCLUDEDIR})
find_library(OPENGLES_gl_LIBRARY NAMES GLESv2
PATHS ${PC_OPENGLES_LIBDIR})
else()
find_library(OPENGLES_gl_LIBRARY NAMES OpenGLES
PATHS ${CMAKE_OSX_SYSROOT}/System/Library
PATH_SUFFIXES Frameworks
NO_DEFAULT_PATH)
set(OPENGLES_INCLUDE_DIR ${OPENGLES_gl_LIBRARY}/Headers)
endif()
find_path(OPENGLES3_INCLUDE_DIR GLES3/gl3.h)
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(OpenGLES
REQUIRED_VARS OPENGLES_gl_LIBRARY OPENGLES_INCLUDE_DIR)
find_path(OPENGLES3_INCLUDE_DIR GLES3/gl3.h
PATHS ${PC_OPENGLES_INCLUDEDIR})
if(OPENGLES_FOUND)
set(OPENGLES_LIBRARIES ${OPENGLES_gl_LIBRARY})
if(OPENGLES3_INCLUDE_DIR)
set(OPENGLES_INCLUDE_DIRS ${OPENGLES_INCLUDE_DIR} ${OPENGLES3_INCLUDE_DIR})
set(OPENGLES_DEFINITIONS -DHAS_GLES=3)
mark_as_advanced(OPENGLES_INCLUDE_DIR OPENGLES3_INCLUDE_DIR OPENGLES_gl_LIBRARY)
else()
set(OPENGLES_INCLUDE_DIRS ${OPENGLES_INCLUDE_DIR})
set(OPENGLES_DEFINITIONS -DHAS_GLES=2)
mark_as_advanced(OPENGLES_INCLUDE_DIR OPENGLES_gl_LIBRARY)
endif()
endif()
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