app: in gimp:layer-mode, implement GeglOperation::get_bounding_box()
... to take the layer's composite mode and opacity into account.
(cherry picked from commit 89c97bcf26
)
This commit is contained in:
@ -68,48 +68,49 @@ typedef void (* CompositeFunc) (const gfloat *in,
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gint samples);
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gint samples);
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static void gimp_operation_layer_mode_set_property (GObject *object,
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static void gimp_operation_layer_mode_set_property (GObject *object,
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guint property_id,
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guint property_id,
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const GValue *value,
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const GValue *value,
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GParamSpec *pspec);
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GParamSpec *pspec);
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static void gimp_operation_layer_mode_get_property (GObject *object,
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static void gimp_operation_layer_mode_get_property (GObject *object,
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guint property_id,
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guint property_id,
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GValue *value,
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GValue *value,
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GParamSpec *pspec);
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GParamSpec *pspec);
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static void gimp_operation_layer_mode_prepare (GeglOperation *operation);
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static void gimp_operation_layer_mode_prepare (GeglOperation *operation);
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static gboolean gimp_operation_layer_mode_parent_process (GeglOperation *operation,
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static GeglRectangle gimp_operation_layer_mode_get_bounding_box (GeglOperation *operation);
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GeglOperationContext *context,
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static gboolean gimp_operation_layer_mode_parent_process (GeglOperation *operation,
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const gchar *output_prop,
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GeglOperationContext *context,
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const GeglRectangle *result,
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const gchar *output_prop,
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gint level);
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const GeglRectangle *result,
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gint level);
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static gboolean gimp_operation_layer_mode_process (GeglOperation *operation,
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static gboolean gimp_operation_layer_mode_process (GeglOperation *operation,
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void *in,
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void *in,
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void *layer,
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void *layer,
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void *mask,
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void *mask,
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void *out,
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void *out,
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glong samples,
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glong samples,
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const GeglRectangle *roi,
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const GeglRectangle *roi,
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gint level);
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gint level);
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static gboolean gimp_operation_layer_mode_real_process (GeglOperation *operation,
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static gboolean gimp_operation_layer_mode_real_process (GeglOperation *operation,
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void *in,
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void *in,
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void *layer,
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void *layer,
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void *mask,
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void *mask,
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void *out,
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void *out,
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glong samples,
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glong samples,
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const GeglRectangle *roi,
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const GeglRectangle *roi,
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gint level);
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gint level);
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static gboolean process_last_node (GeglOperation *operation,
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static gboolean process_last_node (GeglOperation *operation,
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void *in,
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void *in,
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void *layer,
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void *layer,
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void *mask,
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void *mask,
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void *out,
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void *out,
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glong samples,
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glong samples,
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const GeglRectangle *roi,
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const GeglRectangle *roi,
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gint level);
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gint level);
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G_DEFINE_TYPE (GimpOperationLayerMode, gimp_operation_layer_mode,
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G_DEFINE_TYPE (GimpOperationLayerMode, gimp_operation_layer_mode,
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@ -141,16 +142,17 @@ gimp_operation_layer_mode_class_init (GimpOperationLayerModeClass *klass)
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gegl_operation_class_set_keys (operation_class,
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gegl_operation_class_set_keys (operation_class,
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"name", "gimp:layer-mode", NULL);
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"name", "gimp:layer-mode", NULL);
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object_class->set_property = gimp_operation_layer_mode_set_property;
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object_class->set_property = gimp_operation_layer_mode_set_property;
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object_class->get_property = gimp_operation_layer_mode_get_property;
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object_class->get_property = gimp_operation_layer_mode_get_property;
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operation_class->prepare = gimp_operation_layer_mode_prepare;
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operation_class->prepare = gimp_operation_layer_mode_prepare;
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operation_class->process = gimp_operation_layer_mode_parent_process;
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operation_class->get_bounding_box = gimp_operation_layer_mode_get_bounding_box;
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operation_class->process = gimp_operation_layer_mode_parent_process;
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point_composer3_class->process = gimp_operation_layer_mode_process;
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point_composer3_class->process = gimp_operation_layer_mode_process;
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klass->process = gimp_operation_layer_mode_real_process;
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klass->process = gimp_operation_layer_mode_real_process;
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klass->get_affected_region = NULL;
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klass->get_affected_region = NULL;
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g_object_class_install_property (object_class, PROP_LAYER_MODE,
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g_object_class_install_property (object_class, PROP_LAYER_MODE,
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g_param_spec_enum ("layer-mode",
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g_param_spec_enum ("layer-mode",
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@ -370,6 +372,57 @@ gimp_operation_layer_mode_prepare (GeglOperation *operation)
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gegl_operation_set_format (operation, "aux2", babl_format ("Y float"));
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gegl_operation_set_format (operation, "aux2", babl_format ("Y float"));
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}
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}
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static GeglRectangle
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gimp_operation_layer_mode_get_bounding_box (GeglOperation *op)
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{
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GimpOperationLayerMode *self = (gpointer) op;
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GeglRectangle *in_rect;
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GeglRectangle *aux_rect;
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GeglRectangle *aux2_rect;
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GeglRectangle src_rect = {};
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GeglRectangle dst_rect = {};
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GeglRectangle result;
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GimpLayerCompositeRegion included_region;
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in_rect = gegl_operation_source_get_bounding_box (op, "input");
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aux_rect = gegl_operation_source_get_bounding_box (op, "aux");
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aux2_rect = gegl_operation_source_get_bounding_box (op, "aux2");
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if (in_rect)
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dst_rect = *in_rect;
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if (aux_rect)
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{
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src_rect = *aux_rect;
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if (aux2_rect)
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gegl_rectangle_intersect (&src_rect, &src_rect, aux2_rect);
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}
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if (self->is_last_node)
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{
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included_region = GIMP_LAYER_COMPOSITE_REGION_SOURCE;
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}
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else
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{
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included_region = gimp_layer_mode_get_included_region (self->layer_mode,
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self->composite_mode);
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}
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if (self->opacity == 0.0)
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included_region &= ~GIMP_LAYER_COMPOSITE_REGION_SOURCE;
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gegl_rectangle_intersect (&result, &src_rect, &dst_rect);
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if (included_region & GIMP_LAYER_COMPOSITE_REGION_SOURCE)
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gegl_rectangle_bounding_box (&result, &result, &src_rect);
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if (included_region & GIMP_LAYER_COMPOSITE_REGION_DESTINATION)
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gegl_rectangle_bounding_box (&result, &result, &dst_rect);
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return result;
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}
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static gboolean
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static gboolean
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gimp_operation_layer_mode_parent_process (GeglOperation *operation,
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gimp_operation_layer_mode_parent_process (GeglOperation *operation,
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GeglOperationContext *context,
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GeglOperationContext *context,
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