[Pixman] [PATCH v9 02/15] demos/scale: Added pulldown to choose PIXMAN_FILTER_* value
Oded Gabbay
oded.gabbay at gmail.com
Mon Feb 1 05:51:43 PST 2016
On Fri, Jan 22, 2016 at 11:42 AM, <spitzak at gmail.com> wrote:
> From: Bill Spitzak <spitzak at gmail.com>
>
> This allows testing of GOOD/BEST and to do comparisons between
> the basic filters and PIXMAN_FILTER_SEPARABLE_CONVOLUTION settings.
>
> Signed-off-by: Bill Spitzak <spitzak at gmail.com>
> ---
> demos/scale.c | 14 +++++++++++++-
> demos/scale.ui | 40 ++++++++++++++++++++++++++++++----------
> 2 files changed, 43 insertions(+), 11 deletions(-)
>
> diff --git a/demos/scale.c b/demos/scale.c
> index 0995ad0..06821e3 100644
> --- a/demos/scale.c
> +++ b/demos/scale.c
> @@ -127,6 +127,15 @@ typedef struct
> int value;
> } named_int_t;
>
> +static const named_int_t filter_types[] =
> +{
> + { "Separable", PIXMAN_FILTER_SEPARABLE_CONVOLUTION },
> + { "Nearest", PIXMAN_FILTER_NEAREST },
> + { "Bilinear", PIXMAN_FILTER_BILINEAR },
> + { "Good", PIXMAN_FILTER_GOOD },
> + { "Best", PIXMAN_FILTER_BEST },
> +};
> +
> static const named_int_t filters[] =
> {
> { "Box", PIXMAN_KERNEL_BOX },
> @@ -260,7 +269,9 @@ rescale (GtkWidget *may_be_null, app_t *app)
> gtk_adjustment_get_value (app->subsample_adjustment),
> gtk_adjustment_get_value (app->subsample_adjustment));
>
> - pixman_image_set_filter (app->original, PIXMAN_FILTER_SEPARABLE_CONVOLUTION, params, n_params);
> + pixman_image_set_filter (app->original,
> + get_value (app, filter_types, "filter_combo_box"),
> + params, n_params);
>
> pixman_image_set_repeat (
> app->original, get_value (app, repeats, "repeat_combo_box"));
> @@ -402,6 +413,7 @@ app_new (pixman_image_t *original)
> widget = get_widget (app, "drawing_area");
> g_signal_connect (widget, "expose_event", G_CALLBACK (on_expose), app);
>
> + set_up_combo_box (app, "filter_combo_box", G_N_ELEMENTS (filter_types), filter_types);
> set_up_filter_box (app, "reconstruct_x_combo_box");
> set_up_filter_box (app, "reconstruct_y_combo_box");
> set_up_filter_box (app, "sample_x_combo_box");
> diff --git a/demos/scale.ui b/demos/scale.ui
> index ee985dd..b62cbfb 100644
> --- a/demos/scale.ui
> +++ b/demos/scale.ui
> @@ -191,12 +191,23 @@
> <property name="column_spacing">8</property>
> <property name="row_spacing">6</property>
> <child>
> + <object class="GtkLabel" id="labelF">
> + <property name="visible">True</property>
> + <property name="xalign">1</property>
> + <property name="label" translatable="yes"><b>Filter:</b></property>
> + <property name="use_markup">True</property>
> + </object>
> + </child>
> + <child>
> <object class="GtkLabel" id="label4">
> <property name="visible">True</property>
> <property name="xalign">1</property>
> <property name="label" translatable="yes"><b>Reconstruct X:</b></property>
> <property name="use_markup">True</property>
> </object>
> + <packing>
> + <property name="top_attach">1</property>
> + </packing>
> </child>
> <child>
> <object class="GtkLabel" id="label5">
> @@ -206,7 +217,7 @@
> <property name="use_markup">True</property>
> </object>
> <packing>
> - <property name="top_attach">1</property>
> + <property name="top_attach">2</property>
> </packing>
> </child>
> <child>
> @@ -217,7 +228,7 @@
> <property name="use_markup">True</property>
> </object>
> <packing>
> - <property name="top_attach">2</property>
> + <property name="top_attach">3</property>
> </packing>
> </child>
> <child>
> @@ -228,7 +239,7 @@
> <property name="use_markup">True</property>
> </object>
> <packing>
> - <property name="top_attach">3</property>
> + <property name="top_attach">4</property>
> </packing>
> </child>
> <child>
> @@ -239,7 +250,7 @@
> <property name="use_markup">True</property>
> </object>
> <packing>
> - <property name="top_attach">4</property>
> + <property name="top_attach">5</property>
> </packing>
> </child>
> <child>
> @@ -250,7 +261,15 @@
> <property name="use_markup">True</property>
> </object>
> <packing>
> - <property name="top_attach">5</property>
> + <property name="top_attach">6</property>
> + </packing>
> + </child>
> + <child>
> + <object class="GtkComboBox" id="filter_combo_box">
> + <property name="visible">True</property>
> + </object>
> + <packing>
> + <property name="left_attach">1</property>
> </packing>
> </child>
> <child>
> @@ -259,6 +278,7 @@
> </object>
> <packing>
> <property name="left_attach">1</property>
> + <property name="top_attach">1</property>
> </packing>
> </child>
> <child>
> @@ -267,7 +287,7 @@
> </object>
> <packing>
> <property name="left_attach">1</property>
> - <property name="top_attach">1</property>
> + <property name="top_attach">2</property>
> </packing>
> </child>
> <child>
> @@ -276,7 +296,7 @@
> </object>
> <packing>
> <property name="left_attach">1</property>
> - <property name="top_attach">2</property>
> + <property name="top_attach">3</property>
> </packing>
> </child>
> <child>
> @@ -285,7 +305,7 @@
> </object>
> <packing>
> <property name="left_attach">1</property>
> - <property name="top_attach">3</property>
> + <property name="top_attach">4</property>
> </packing>
> </child>
> <child>
> @@ -294,7 +314,7 @@
> </object>
> <packing>
> <property name="left_attach">1</property>
> - <property name="top_attach">4</property>
> + <property name="top_attach">5</property>
> </packing>
> </child>
> <child>
> @@ -304,7 +324,7 @@
> </object>
> <packing>
> <property name="left_attach">1</property>
> - <property name="top_attach">5</property>
> + <property name="top_attach">6</property>
> </packing>
> </child>
> </object>
> --
> 1.9.1
>
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> Pixman at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/pixman
Reviewed-by: Oded Gabbay <oded.gabbay at gmail.com>
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