+struct egl_g3d_choose_config_data {
+ _EGLConfig criteria;
+ enum pipe_format format;
+};
+
+static int
+egl_g3d_compare_config(const _EGLConfig *conf1, const _EGLConfig *conf2,
+ void *priv_data)
+{
+ struct egl_g3d_choose_config_data *data =
+ (struct egl_g3d_choose_config_data *) priv_data;
+ const _EGLConfig *criteria = &data->criteria;;
+
+ /* EGL_NATIVE_VISUAL_TYPE ignored? */
+ return _eglCompareConfigs(conf1, conf2, criteria, EGL_TRUE);
+}
+
+static EGLBoolean
+egl_g3d_match_config(const _EGLConfig *conf, void *priv_data)
+{
+ struct egl_g3d_choose_config_data *data =
+ (struct egl_g3d_choose_config_data *) priv_data;
+ struct egl_g3d_config *gconf = egl_g3d_config(conf);
+
+ if (data->format != PIPE_FORMAT_NONE &&
+ data->format != gconf->native->color_format)
+ return EGL_FALSE;
+
+ return _eglMatchConfig(conf, &data->criteria);
+}
+
+static EGLBoolean
+egl_g3d_choose_config(_EGLDriver *drv, _EGLDisplay *dpy, const EGLint *attribs,
+ EGLConfig *configs, EGLint size, EGLint *num_configs)
+{
+ struct egl_g3d_choose_config_data data;
+
+ if (!_eglParseConfigAttribList(&data.criteria, dpy, attribs))
+ return _eglError(EGL_BAD_ATTRIBUTE, "eglChooseConfig");
+
+ data.format = PIPE_FORMAT_NONE;
+ if (data.criteria.MatchNativePixmap != EGL_NONE &&
+ data.criteria.MatchNativePixmap != EGL_DONT_CARE) {
+ struct egl_g3d_display *gdpy = egl_g3d_display(dpy);
+
+ if (!gdpy->native->get_pixmap_format(gdpy->native,
+ (EGLNativePixmapType) data.criteria.MatchNativePixmap,
+ &data.format))
+ return _eglError(EGL_BAD_NATIVE_PIXMAP, "eglChooseConfig");
+ }
+
+ return _eglFilterConfigArray(dpy->Configs, configs, size, num_configs,
+ egl_g3d_match_config, egl_g3d_compare_config, &data);
+}
+