+Features Features::from_version(const Version &ver)
+{
+ Features features;
+ features.gl_api = OPENGL;
+ features.glsl_version = ver;
+ features.arb_enhanced_layouts = (ver>=Version(4, 40));
+ features.arb_explicit_attrib_location = (ver>=Version(1, 30));
+ features.arb_explicit_uniform_location = (ver>=Version(4, 30));
+ features.arb_gpu_shader5 = (ver>=Version(4, 0));
+ features.arb_separate_shader_objects = (ver>=Version(4, 10));
+ features.arb_uniform_buffer_object = (ver>=Version(1, 50));
+ features.ext_gpu_shader4 = (ver>=Version(1, 20));
+ features.ext_texture_array = (ver>=Version(1, 30));
+ features.uniform_binding_range = (ver>=Version(4, 30) ? 84 : ver>=Version(4, 0) ? 60 :
+ ver>=Version(3, 30) ? 36 : 24);
+ features.texture_binding_range = (ver>=Version(4, 30) ? 96 : ver>=Version(4, 0) ? 80 :
+ ver>=Version(1, 50) ? 48 : ver>=Version(1, 40) ? 32 : 16);
+ return features;
+}
+
+Features Features::latest()
+{
+ return from_version(Version(4, 60));
+}
+