GeglOperation

GeglOperation

Functions

Types and Values

Description

Functions

gegl_operation_get_invalidated_by_change ()

GeglRectangle
gegl_operation_get_invalidated_by_change
                               (GeglOperation *operation,
                                const gchar *input_pad,
                                const GeglRectangle *roi);

gegl_operation_get_bounding_box ()

GeglRectangle
gegl_operation_get_bounding_box (GeglOperation *operation);

gegl_operation_source_get_bounding_box ()

GeglRectangle *
gegl_operation_source_get_bounding_box
                               (GeglOperation *operation,
                                const gchar *pad_name);

gegl_operation_get_cached_region ()

GeglRectangle
gegl_operation_get_cached_region (GeglOperation *operation,
                                  const GeglRectangle *roi);

gegl_operation_get_required_for_output ()

GeglRectangle
gegl_operation_get_required_for_output
                               (GeglOperation *operation,
                                const gchar *input_pad,
                                const GeglRectangle *roi);

gegl_operation_detect ()

GeglNode *
gegl_operation_detect (GeglOperation *operation,
                       gint x,
                       gint y);

gegl_operation_attach ()

void
gegl_operation_attach (GeglOperation *operation,
                       GeglNode *node);

gegl_operation_prepare ()

void
gegl_operation_prepare (GeglOperation *operation);

gegl_operation_process ()

gboolean
gegl_operation_process (GeglOperation *operation,
                        GeglOperationContext *context,
                        const gchar *output_pad,
                        const GeglRectangle *roi,
                        gint level);

gegl_operation_create_pad ()

void
gegl_operation_create_pad (GeglOperation *operation,
                           GParamSpec *param_spec);

Create a property.

Parameters

self

a GeglOperation.

 

gegl_operation_set_format ()

void
gegl_operation_set_format (GeglOperation *operation,
                           const gchar *pad_name,
                           const Babl *format);

gegl_operation_get_format ()

const Babl *
gegl_operation_get_format (GeglOperation *operation,
                           const gchar *pad_name);

gegl_operation_get_name ()

const gchar *
gegl_operation_get_name (GeglOperation *operation);

gegl_operation_get_source_format ()

const Babl *
gegl_operation_get_source_format (GeglOperation *operation,
                                  const gchar *padname);

gegl_operation_get_source_node ()

GeglNode *
gegl_operation_get_source_node (GeglOperation *operation,
                                const gchar *pad_name);

gegl_operation_class_set_key ()

void
gegl_operation_class_set_key (GeglOperationClass *klass,
                              const gchar *key_name,
                              const gchar *key_value);

gegl_operation_class_get_key ()

const gchar *
gegl_operation_class_get_key (GeglOperationClass *operation_class,
                              const gchar *key_name);

gegl_operation_class_set_keys ()

void
gegl_operation_class_set_keys (GeglOperationClass *klass,
                               const gchar *key_name,
                               ...);

gegl_operation_set_key ()

void
gegl_operation_set_key (const gchar *operation_type,
                        const gchar *key_name,
                        const gchar *key_value);

gegl_operation_use_opencl ()

gboolean
gegl_operation_use_opencl (const GeglOperation *operation);

gegl_operation_use_threading ()

gboolean
gegl_operation_use_threading (GeglOperation *operation,
                              const GeglRectangle *roi);

gegl_operation_get_pixels_per_thread ()

gdouble
gegl_operation_get_pixels_per_thread (GeglOperation *operation);

gegl_operation_invalidate ()

void
gegl_operation_invalidate (GeglOperation *operation,
                           const GeglRectangle *roi,
                           gboolean clear_cache);

gegl_operation_cl_set_kernel_args ()

gboolean
gegl_operation_cl_set_kernel_args (GeglOperation *operation,
                                   cl_kernel kernel,
                                   gint *p,
                                   cl_int *err);

gegl_can_do_inplace_processing ()

gboolean
gegl_can_do_inplace_processing (GeglOperation *operation,
                                GeglBuffer *input,
                                const GeglRectangle *result);

gegl_object_set_has_forked ()

void
gegl_object_set_has_forked (GObject *object);

Mark an object as "forked", indicating that it should not be modified in place by gegl operations. This should only be used inside of the process method of a GeglOperation subclass.

[skip]

Parameters

object

Object to mark

 

gegl_object_get_has_forked ()

gboolean
gegl_object_get_has_forked (GObject *object);

Returns TRUE if the object has been marked as "forked".

[skip]

Parameters

object

Object to check

 

gegl_temp_buffer ()

guchar *
gegl_temp_buffer (int no,
                  int min_size);

Returns a singleton scratch buffer for use with multi-threaded processing dispatch.


gegl_operation_progress ()

void
gegl_operation_progress (GeglOperation *operation,
                         gdouble progress,
                         gchar *message);

gegl_operation_get_source_space ()

const Babl *
gegl_operation_get_source_space (GeglOperation *operation,
                                 const char *in_pad);

Types and Values

GeglOperation

typedef struct {
  GObject parent_instance;
} GeglOperation;