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Python API: bpy.app.handlers.depsgraph_update_pre/post 

Reviewers: brecht

Differential Revision: https://developer.blender.org/D3978
This commit is contained in:
Jacques Lucke 2018-11-23 11:51:42 +01:00
parent 2ded8fca79
commit 4b06d0bf51
3 changed files with 32 additions and 18 deletions
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10
source/blender/blenkernel/intern/scene.c
View File

@ -1412,6 +1412,11 @@ void BKE_scene_graph_update_tagged(Depsgraph *depsgraph,
Scene *scene = DEG_get_input_scene(depsgraph);
ViewLayer *view_layer = DEG_get_input_view_layer(depsgraph);
bool run_callbacks = DEG_id_type_any_updated(depsgraph);
if (run_callbacks) {
BLI_callback_exec(bmain, &scene->id, BLI_CB_EVT_DEPSGRAPH_UPDATE_PRE);
}
/* TODO(sergey): Some functions here are changing global state,
* for example, clearing update tags from bmain.
*/
@ -1429,6 +1434,11 @@ void BKE_scene_graph_update_tagged(Depsgraph *depsgraph,
DEG_evaluate_on_refresh(depsgraph);
/* Update sound system animation (TODO, move to depsgraph). */
BKE_sound_update_scene(bmain, scene);
/* Notify python about depsgraph update */
if (run_callbacks) {
BLI_callback_exec(bmain, &scene->id, BLI_CB_EVT_DEPSGRAPH_UPDATE_POST);
}
/* Inform editors about possible changes. */
DEG_ids_check_recalc(bmain, depsgraph, scene, view_layer, false);
/* Clear recalc flags. */

2
source/blender/blenlib/BLI_callbacks.h
View File

@ -53,6 +53,8 @@ typedef enum {
BLI_CB_EVT_UNDO_POST,
BLI_CB_EVT_REDO_PRE,
BLI_CB_EVT_REDO_POST,
BLI_CB_EVT_DEPSGRAPH_UPDATE_PRE,
BLI_CB_EVT_DEPSGRAPH_UPDATE_POST,
BLI_CB_EVT_VERSION_UPDATE,
BLI_CB_EVT_TOT
} eCbEvent;

38
source/blender/python/intern/bpy_app_handlers.c
View File

@ -46,24 +46,26 @@ void bpy_app_generic_callback(struct Main *main, struct ID *id, void *arg);
static PyTypeObject BlenderAppCbType;
static PyStructSequence_Field app_cb_info_fields[] = {
{(char *)"frame_change_pre", (char *)"on frame change for playback and rendering (before)"},
{(char *)"frame_change_post", (char *)"on frame change for playback and rendering (after)"},
{(char *)"render_pre", (char *)"on render (before)"},
{(char *)"render_post", (char *)"on render (after)"},
{(char *)"render_write", (char *)"on writing a render frame (directly after the frame is written)"},
{(char *)"render_stats", (char *)"on printing render statistics"},
{(char *)"render_init", (char *)"on initialization of a render job"},
{(char *)"render_complete", (char *)"on completion of render job"},
{(char *)"render_cancel", (char *)"on canceling a render job"},
{(char *)"load_pre", (char *)"on loading a new blend file (before)"},
{(char *)"load_post", (char *)"on loading a new blend file (after)"},
{(char *)"save_pre", (char *)"on saving a blend file (before)"},
{(char *)"save_post", (char *)"on saving a blend file (after)"},
{(char *)"undo_pre", (char *)"on loading an undo step (before)"},
{(char *)"undo_post", (char *)"on loading an undo step (after)"},
{(char *)"redo_pre", (char *)"on loading a redo step (before)"},
{(char *)"redo_post", (char *)"on loading a redo step (after)"},
{(char *)"version_update", (char *)"on ending the versioning code"},
{(char *)"frame_change_pre", (char *)"on frame change for playback and rendering (before)"},
{(char *)"frame_change_post", (char *)"on frame change for playback and rendering (after)"},
{(char *)"render_pre", (char *)"on render (before)"},
{(char *)"render_post", (char *)"on render (after)"},
{(char *)"render_write", (char *)"on writing a render frame (directly after the frame is written)"},
{(char *)"render_stats", (char *)"on printing render statistics"},
{(char *)"render_init", (char *)"on initialization of a render job"},
{(char *)"render_complete", (char *)"on completion of render job"},
{(char *)"render_cancel", (char *)"on canceling a render job"},
{(char *)"load_pre", (char *)"on loading a new blend file (before)"},
{(char *)"load_post", (char *)"on loading a new blend file (after)"},
{(char *)"save_pre", (char *)"on saving a blend file (before)"},
{(char *)"save_post", (char *)"on saving a blend file (after)"},
{(char *)"undo_pre", (char *)"on loading an undo step (before)"},
{(char *)"undo_post", (char *)"on loading an undo step (after)"},
{(char *)"redo_pre", (char *)"on loading a redo step (before)"},
{(char *)"redo_post", (char *)"on loading a redo step (after)"},
{(char *)"depsgraph_update_pre", (char *)"on depsgraph update (pre)"},
{(char *)"depsgraph_update_post", (char *)"on depsgraph update (post)"},
{(char *)"version_update", (char *)"on ending the versioning code"},
/* sets the permanent tag */
# define APP_CB_OTHER_FIELDS 1