From: Bill Spitzak <spit...@gmail.com> This makes the speed of the demo more accurate, as the filter generation is a visible fraction of the time it takes to do a transform. This also prevents the output of unused filters in the gnuplot option in the next patch.
Signed-off-by: Bill Spitzak <spit...@gmail.com> Reviewed-by: Oded Gabbay <oded.gab...@gmail.com> --- demos/scale.c | 29 +++++++++++++++++++---------- 1 file changed, 19 insertions(+), 10 deletions(-) diff --git a/demos/scale.c b/demos/scale.c index 06821e3..6d7ad2a 100644 --- a/demos/scale.c +++ b/demos/scale.c @@ -258,16 +258,25 @@ rescale (GtkWidget *may_be_null, app_t *app) pixman_transform_from_pixman_f_transform (&transform, &ftransform); pixman_image_set_transform (app->original, &transform); - params = pixman_filter_create_separable_convolution ( - &n_params, - sx * 65536.0 + 0.5, - sy * 65536.0 + 0.5, - get_value (app, filters, "reconstruct_x_combo_box"), - get_value (app, filters, "reconstruct_y_combo_box"), - get_value (app, filters, "sample_x_combo_box"), - get_value (app, filters, "sample_y_combo_box"), - gtk_adjustment_get_value (app->subsample_adjustment), - gtk_adjustment_get_value (app->subsample_adjustment)); + if (get_value (app, filter_types, "filter_combo_box") == + PIXMAN_FILTER_SEPARABLE_CONVOLUTION) + { + params = pixman_filter_create_separable_convolution ( + &n_params, + sx * 65536.0 + 0.5, + sy * 65536.0 + 0.5, + get_value (app, filters, "reconstruct_x_combo_box"), + get_value (app, filters, "reconstruct_y_combo_box"), + get_value (app, filters, "sample_x_combo_box"), + get_value (app, filters, "sample_y_combo_box"), + gtk_adjustment_get_value (app->subsample_adjustment), + gtk_adjustment_get_value (app->subsample_adjustment)); + } + else + { + params = 0; + n_params = 0; + } pixman_image_set_filter (app->original, get_value (app, filter_types, "filter_combo_box"), -- 1.9.1 _______________________________________________ Pixman mailing list Pixman@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/pixman