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/*
This file is part of darktable,
copyright (c) 2009--2011 johannes hanika.
darktable is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
darktable is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with darktable. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef DARKTABLE_DEVELOP_H
#define DARKTABLE_DEVELOP_H
#include "common/darktable.h"
#include "common/dtpthread.h"
#include "control/settings.h"
#include "develop/imageop.h"
#include "common/image.h"
#include <inttypes.h>
#include <cairo.h>
#include <glib.h>
struct dt_iop_module_t;
struct dt_iop_params_t;
typedef struct dt_dev_history_item_t
{
struct dt_iop_module_t *module; // pointer to image operation module
int32_t enabled; // switched respective module on/off
struct dt_iop_params_t *params; // parameters for this operation
struct dt_develop_blend_params_t *blend_params;
int multi_priority;
char multi_name[128];
}
dt_dev_history_item_t;
typedef enum dt_dev_overexposed_colorscheme_t
{
DT_DEV_OVEREXPOSED_BLACKWHITE = 0,
DT_DEV_OVEREXPOSED_REDBLUE = 1,
DT_DEV_OVEREXPOSED_PURPLEGREEN = 2
}
dt_dev_overexposed_colorscheme_t;
struct dt_dev_pixelpipe_t;
typedef struct dt_develop_t
{
int32_t gui_attached; // != 0 if the gui should be notified of changes in hist stack and modules should be gui_init'ed.
int32_t gui_leaving; // set if everything is scheduled to shut down.
int32_t gui_synch; // set by the render threads if gui_update should be called in the modules.
int32_t image_loading, image_dirty, first_load;
int32_t image_force_reload;
int32_t preview_loading, preview_dirty, preview_input_changed;
uint32_t timestamp;
uint32_t average_delay;
uint32_t preview_average_delay;
struct dt_iop_module_t *gui_module; // this module claims gui expose/event callbacks.
float preview_downsampling; // < 1.0: optionally downsample preview
// width, height: dimensions of window
// capwidth, capheight: actual dimensions of scaled image inside window.
int32_t width, height, capwidth, capheight, capwidth_preview, capheight_preview;
// image processing pipeline with caching
struct dt_dev_pixelpipe_t *pipe, *preview_pipe;
dt_pthread_mutex_t pipe_mutex, preview_pipe_mutex; // these are locked while the pipes are still in use
// image under consideration, which
// is copied each time an image is changed. this means we have some information
// always cached (might be out of sync, so stars are not reliable), but for the iops
// it's quite a convenience to access trivial stuff which is constant anyways without
// calling into the cache explicitly. this should never be accessed directly, but
// by the iop through the copy their respective pixelpipe holds, for thread-safety.
dt_image_t image_storage;
// history stack
dt_pthread_mutex_t history_mutex;
int32_t history_end;
GList *history;
// operations pipeline
int32_t iop_instance;
GList *iop;
// histogram for display.
float *histogram, *histogram_pre_tonecurve, *histogram_pre_levels;
float histogram_max, histogram_pre_tonecurve_max, histogram_pre_levels_max;
gboolean histogram_linear;
// list of forms iop can use for masks or whatever
GList *forms;
struct dt_masks_form_t *form_visible;
struct dt_masks_form_gui_t *form_gui;
/* proxy for communication between plugins and develop/darkroom */
struct
{
// exposure plugin hooks, used by histogram dragging functions
struct
{
struct dt_iop_module_t *module;
void (*set_white)(struct dt_iop_module_t *exp, const float white);
float (*get_white)(struct dt_iop_module_t *exp);
void (*set_black)(struct dt_iop_module_t *exp, const float black);
float (*get_black)(struct dt_iop_module_t *exp);
}
exposure;
// modulegroups plugin hooks
struct
{
struct dt_lib_module_t *module;
/* switch module group */
void (*set)(struct dt_lib_module_t *self, uint32_t group);
/* get current module group */
uint32_t (*get)(struct dt_lib_module_t *self);
/* test if iop group flags matches modulegroup */
gboolean (*test)(struct dt_lib_module_t *self, uint32_t group, uint32_t iop_group);
/* switch to modulegroup */
void (*switch_group)(struct dt_lib_module_t *self, struct dt_iop_module_t *module);
}
modulegroups;
// snapshots plugin hooks
struct
{
// this flag is set by snapshot plugin to signal that expose of darkroom
// should store cairo surface as snapshot to disk using filename.
gboolean request;
const gchar *filename;
}
snapshot;
// masks plugin hooks
struct
{
struct dt_lib_module_t *module;
/* treview list refresh */
void (*list_change)(struct dt_lib_module_t *self);
void (*list_update)(struct dt_lib_module_t *self);
/* selected forms change */
void (*selection_change)(struct dt_lib_module_t *self, int selectid, int throw_event);
}
masks;
}
proxy;
// for the overexposure indicator
struct
{
guint timeout;
gulong destroy_signal_handler;
GtkWidget *floating_window, *button; // yes, having gtk stuff in here is ugly. live with it.
gboolean enabled;
dt_dev_overexposed_colorscheme_t colorscheme;
float lower;
float upper;
}
overexposed;
}
dt_develop_t;
void dt_dev_init(dt_develop_t *dev, int32_t gui_attached);
void dt_dev_cleanup(dt_develop_t *dev);
void dt_dev_process_image_job(dt_develop_t *dev);
void dt_dev_process_preview_job(dt_develop_t *dev);
// launch jobs above
void dt_dev_process_image(dt_develop_t *dev);
void dt_dev_process_preview(dt_develop_t *dev);
void dt_dev_load_image(dt_develop_t *dev, const uint32_t imgid);
void dt_dev_reload_image(dt_develop_t *dev, const uint32_t imgid);
/** checks if provided imgid is the image currently in develop */
int dt_dev_is_current_image(dt_develop_t *dev, uint32_t imgid);
void dt_dev_add_history_item(dt_develop_t *dev, struct dt_iop_module_t *module, gboolean enable);
void dt_dev_reload_history_items(dt_develop_t *dev);
void dt_dev_pop_history_items(dt_develop_t *dev, int32_t cnt);
void dt_dev_write_history(dt_develop_t *dev);
void dt_dev_read_history(dt_develop_t *dev);
void dt_dev_invalidate(dt_develop_t *dev);
// also invalidates preview (which is unaffected by resize/zoom/pan)
void dt_dev_invalidate_all(dt_develop_t *dev);
void dt_dev_set_histogram(dt_develop_t *dev);
void dt_dev_set_histogram_pre(dt_develop_t *dev);
void dt_dev_get_history_item_label(dt_dev_history_item_t *hist, char *label, const int cnt);
void dt_dev_reprocess_all(dt_develop_t *dev);
void dt_dev_reprocess_center(dt_develop_t *dev);
void dt_dev_get_processed_size(const dt_develop_t *dev, int *procw, int *proch);
void dt_dev_check_zoom_bounds(dt_develop_t *dev, float *zoom_x, float *zoom_y, dt_dev_zoom_t zoom, int closeup, float *boxw, float *boxh);
float dt_dev_get_zoom_scale(dt_develop_t *dev, dt_dev_zoom_t zoom, int closeup_factor, int mode);
void dt_dev_get_pointer_zoom_pos(dt_develop_t *dev, const float px, const float py, float *zoom_x, float *zoom_y);
void dt_dev_configure (dt_develop_t *dev, int wd, int ht);
void dt_dev_invalidate_from_gui (dt_develop_t *dev);
/*
* exposure plugin hook, set the white level
*/
/** check if exposure iop hooks are available */
gboolean dt_dev_exposure_hooks_available(dt_develop_t *dev);
/** reset exposure to defaults */
void dt_dev_exposure_reset_defaults(dt_develop_t *dev);
/** set exposure white level */
void dt_dev_exposure_set_white(dt_develop_t *dev, const float white);
/** get exposure white level */
float dt_dev_exposure_get_white(dt_develop_t *dev);
/** set exposure black level */
void dt_dev_exposure_set_black(dt_develop_t *dev, const float black);
/** get exposure black level */
float dt_dev_exposure_get_black(dt_develop_t *dev);
/*
* modulegroups plugin hooks
*/
/** check if modulegroups hooks are available */
gboolean dt_dev_modulegroups_available(dt_develop_t *dev);
/** switch to modulegroup of module */
void dt_dev_modulegroups_switch(dt_develop_t *dev, struct dt_iop_module_t *module);
/** set the active modulegroup */
void dt_dev_modulegroups_set(dt_develop_t *dev, uint32_t group);
/** get the active modulegroup */
uint32_t dt_dev_modulegroups_get(dt_develop_t *dev);
/** test if iop group flags matches modulegroup */
gboolean dt_dev_modulegroups_test(dt_develop_t *dev, uint32_t group, uint32_t iop_group);
/** request snapshot */
void dt_dev_snapshot_request(dt_develop_t *dev, const char *filename);
/** update gliding average for pixelpipe delay */
void dt_dev_average_delay_update(const dt_times_t *start, uint32_t *average_delay);
/*
* masks plugin hooks
*/
void dt_dev_masks_list_change(dt_develop_t *dev);
void dt_dev_masks_list_update(dt_develop_t *dev);
void dt_dev_masks_selection_change(dt_develop_t *dev, int selectid, int throw_event);
/*
* multi instances
*/
/** duplicate a existant module */
struct dt_iop_module_t *dt_dev_module_duplicate(dt_develop_t *dev, struct dt_iop_module_t *base, int priority);
/** remove an existant module */
void dt_dev_module_remove(dt_develop_t *dev, struct dt_iop_module_t *module);
/** update "show" values of the multi instance part (show_move, show_delete, ...) */
void dt_dev_module_update_multishow(dt_develop_t *dev, struct dt_iop_module_t *module);
/** same, but for all modules */
void dt_dev_modules_update_multishow(dt_develop_t *dev);
/*
* distort functions
*/
/** apply all transforms to the specified points (in preview pipe space) */
int dt_dev_distort_transform(dt_develop_t *dev, float *points, int points_count);
/** reverse apply all transforms to the specified points (in preview pipe space) */
int dt_dev_distort_backtransform(dt_develop_t *dev, float *points, int points_count);
/** same fct, but we can specify iop with priority between pmin and pmax */
int dt_dev_distort_transform_plus(dt_develop_t *dev, struct dt_dev_pixelpipe_t *pipe, int pmin, int pmax, float *points, int points_count);
int dt_dev_distort_backtransform_plus(dt_develop_t *dev, struct dt_dev_pixelpipe_t *pipe, int pmin, int pmax, float *points, int points_count);
/** get the iop_pixelpipe instance corresponding to the iop in the given pipe */
struct dt_dev_pixelpipe_iop_t *dt_dev_distort_get_iop_pipe(dt_develop_t *dev, struct dt_dev_pixelpipe_t *pipe, struct dt_iop_module_t *module);
/*
* distort functions
*/
/** apply all transforms to the specified points (in preview pipe space) */
int dt_dev_distort_transform(dt_develop_t *dev, float *points, int points_count);
/** reverse apply all transforms to the specified points (in preview pipe space) */
int dt_dev_distort_backtransform(dt_develop_t *dev, float *points, int points_count);
/** same fct, but we can specify iop with priority between pmin and pmax */
int dt_dev_distort_transform_plus(dt_develop_t *dev, struct dt_dev_pixelpipe_t *pipe, int pmin, int pmax, float *points, int points_count);
int dt_dev_distort_backtransform_plus(dt_develop_t *dev, struct dt_dev_pixelpipe_t *pipe, int pmin, int pmax, float *points, int points_count);
#endif
// modelines: These editor modelines have been set for all relevant files by tools/update_modelines.sh
// vim: shiftwidth=2 expandtab tabstop=2 cindent
// kate: tab-indents: off; indent-width 2; replace-tabs on; indent-mode cstyle; remove-trailing-space on;