menu "General" choice prompt "OpenGl mode" default EWOL_OPENGL_ES_V1 help OpenGL mode possible : 0 : openGL basic mode, vertex buffer. 1 : OpenGl 2 ==> no vertex bufffer but enable Shader system config EWOL_OPENGL_ES_V1 bool "0: openGl ES 1.0" config EWOL_OPENGL_ES_V2 bool "1: openGl ES 2.0" endchoice endmenu