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-rw-r--r--source/blender/editors/animation/keyframes_general.c133
-rw-r--r--source/blender/editors/include/ED_keyframes_edit.h2
-rw-r--r--source/blender/editors/include/UI_view2d.h1
-rw-r--r--source/blender/editors/interface/interface_region_hud.c8
-rw-r--r--source/blender/editors/interface/view2d.c34
-rw-r--r--source/blender/editors/screen/area.c5
-rw-r--r--source/blender/editors/space_graph/graph_edit.c412
-rw-r--r--source/blender/editors/space_graph/space_graph.c3
8 files changed, 560 insertions, 38 deletions
diff --git a/source/blender/editors/animation/keyframes_general.c b/source/blender/editors/animation/keyframes_general.c
index ffae402989c..ed5cb65c42e 100644
--- a/source/blender/editors/animation/keyframes_general.c
+++ b/source/blender/editors/animation/keyframes_general.c
@@ -328,34 +328,135 @@ void clean_fcurve(struct bAnimContext *ac, bAnimListElem *ale, float thresh, boo
/* ---------------- */
+/* Check if the keyframe interpolation type is supported */
+static bool prepare_for_decimate(FCurve *fcu, int i)
+{
+ switch (fcu->bezt[i].ipo) {
+ case BEZT_IPO_BEZ:
+ /* We do not need to do anything here as the keyframe already has the required setting.
+ */
+ return true;
+ case BEZT_IPO_LIN:
+ /* Convert to a linear bezt curve to be able to use the decimation algorithm. */
+ fcu->bezt[i].ipo = BEZT_IPO_BEZ;
+ fcu->bezt[i].h1 = HD_FREE;
+ fcu->bezt[i].h2 = HD_FREE;
+
+ if (i != 0) {
+ float h1[3];
+ sub_v3_v3v3(h1, fcu->bezt[i - 1].vec[1], fcu->bezt[i].vec[1]);
+ mul_v3_fl(h1, 1.0f / 3.0f);
+ add_v3_v3(h1, fcu->bezt[i].vec[1]);
+ copy_v3_v3(fcu->bezt[i].vec[0], h1);
+ }
+
+ if (i + 1 != fcu->totvert) {
+ float h2[3];
+ sub_v3_v3v3(h2, fcu->bezt[i + 1].vec[1], fcu->bezt[i].vec[1]);
+ mul_v3_fl(h2, 1.0f / 3.0f);
+ add_v3_v3(h2, fcu->bezt[i].vec[1]);
+ copy_v3_v3(fcu->bezt[i].vec[2], h2);
+ }
+ return true;
+ default:
+ /* These are unsupported. */
+ return false;
+ }
+}
+
+/* Decimate the given curve segment. */
+static void decimate_fcurve_segment(FCurve *fcu,
+ int bezt_segment_start_idx,
+ int bezt_segment_len,
+ float remove_ratio,
+ float error_sq_max)
+{
+ int selected_len = bezt_segment_len;
+
+ /* Make sure that we can remove the start/end point of the segment if they
+ * are not the start/end point of the curve. BKE_curve_decimate_bezt_array
+ * has a check that prevents removal of the first and last index in the
+ * passed array. */
+ if (bezt_segment_len + bezt_segment_start_idx != fcu->totvert &&
+ prepare_for_decimate(fcu, bezt_segment_len + bezt_segment_start_idx)) {
+ bezt_segment_len++;
+ }
+ if (bezt_segment_start_idx != 0 && prepare_for_decimate(fcu, bezt_segment_start_idx - 1)) {
+ bezt_segment_start_idx--;
+ bezt_segment_len++;
+ }
+
+ const int target_fcurve_verts = ceil(bezt_segment_len - selected_len * remove_ratio);
+
+ BKE_curve_decimate_bezt_array(&fcu->bezt[bezt_segment_start_idx],
+ bezt_segment_len,
+ 12, /* The actual resolution displayed in the viewport is dynamic
+ so we just pick a value that preserves the curve shape. */
+ false,
+ SELECT,
+ BEZT_FLAG_TEMP_TAG,
+ error_sq_max,
+ target_fcurve_verts);
+}
+
/**
* F-Curve 'decimate' function that removes a certain ratio of curve
* points that will affect the curves overall shape the least.
+ * If you want to remove based on a error margin, set remove_ratio to 1 and
+ * simply specify the desired error_sq_max. Otherwise, set the error margin to
+ * FLT_MAX.
*/
-void decimate_fcurve(bAnimListElem *ale, float remove_ratio)
+bool decimate_fcurve(bAnimListElem *ale, float remove_ratio, float error_sq_max)
{
FCurve *fcu = (FCurve *)ale->key_data;
/* Check if the curve actually has any points */
if (fcu == NULL || fcu->bezt == NULL || fcu->totvert == 0) {
- return;
+ return true;
}
- const int target_fcurve_verts = max_ii(2, fcu->totvert - fcu->totvert * remove_ratio);
-
BezTriple *old_bezts = fcu->bezt;
- if (target_fcurve_verts != fcu->totvert) {
- /* We don't want to limit the decimation to a certain error margin */
- const float error_sq_max = FLT_MAX;
- BKE_curve_decimate_bezt_array(fcu->bezt,
- fcu->totvert,
- 12, /* 12 is the resolution of graph editor curves */
- false,
- SELECT,
- BEZT_FLAG_TEMP_TAG,
- error_sq_max,
- target_fcurve_verts);
+ /* Only decimate the individual selected curve segments. */
+ int bezt_segment_start_idx = 0;
+ int bezt_segment_len = 0;
+
+ bool selected;
+ bool can_decimate_all_selected = true;
+ bool in_segment = false;
+
+ for (int i = 0; i < fcu->totvert; i++) {
+ selected = fcu->bezt[i].f2 & SELECT;
+ /* Make sure that the temp flag is unset as we use it to determine what to remove. */
+ fcu->bezt[i].f2 &= ~BEZT_FLAG_TEMP_TAG;
+
+ if (selected && !prepare_for_decimate(fcu, i)) {
+ /* This keyframe is not supported, treat them as if they were unselected. */
+ selected = false;
+ can_decimate_all_selected = false;
+ }
+
+ if (selected) {
+ if (!in_segment) {
+ bezt_segment_start_idx = i;
+ in_segment = true;
+ }
+ bezt_segment_len++;
+ }
+ else if (in_segment) {
+ /* If the curve point is not selected then we have reached the end of the selected curve
+ * segment. */
+ decimate_fcurve_segment(
+ fcu, bezt_segment_start_idx, bezt_segment_len, remove_ratio, error_sq_max);
+ in_segment = false;
+ bezt_segment_len = 0;
+ }
+ }
+
+ /* Did the segment run to the end of the curve? */
+ if (in_segment) {
+ decimate_fcurve_segment(
+ fcu, bezt_segment_start_idx, bezt_segment_len, remove_ratio, error_sq_max);
}
uint old_totvert = fcu->totvert;
@@ -372,6 +473,8 @@ void decimate_fcurve(bAnimListElem *ale, float remove_ratio)
if (old_bezts) {
MEM_freeN(old_bezts);
}
+
+ return can_decimate_all_selected;
}
/* ---------------- */
diff --git a/source/blender/editors/include/ED_keyframes_edit.h b/source/blender/editors/include/ED_keyframes_edit.h
index 8181cebfe3c..c347d75fa66 100644
--- a/source/blender/editors/include/ED_keyframes_edit.h
+++ b/source/blender/editors/include/ED_keyframes_edit.h
@@ -309,7 +309,7 @@ void clean_fcurve(struct bAnimContext *ac,
struct bAnimListElem *ale,
float thresh,
bool cleardefault);
-void decimate_fcurve(struct bAnimListElem *ale, float remove_ratio);
+bool decimate_fcurve(struct bAnimListElem *ale, float remove_ratio, float error_sq_max);
void smooth_fcurve(struct FCurve *fcu);
void sample_fcurve(struct FCurve *fcu);
diff --git a/source/blender/editors/include/UI_view2d.h b/source/blender/editors/include/UI_view2d.h
index 0dbf3c710d6..e34f40d057d 100644
--- a/source/blender/editors/include/UI_view2d.h
+++ b/source/blender/editors/include/UI_view2d.h
@@ -220,6 +220,7 @@ bool UI_view2d_view_to_region_rcti_clip(struct View2D *v2d,
struct View2D *UI_view2d_fromcontext(const struct bContext *C);
struct View2D *UI_view2d_fromcontext_rwin(const struct bContext *C);
+void UI_view2d_scroller_size_get(const struct View2D *v2d, float *r_x, float *r_y);
void UI_view2d_scale_get(struct View2D *v2d, float *r_x, float *r_y);
float UI_view2d_scale_get_x(const struct View2D *v2d);
float UI_view2d_scale_get_y(const struct View2D *v2d);
diff --git a/source/blender/editors/interface/interface_region_hud.c b/source/blender/editors/interface/interface_region_hud.c
index 54bdbe0ec6e..fa471441cc9 100644
--- a/source/blender/editors/interface/interface_region_hud.c
+++ b/source/blender/editors/interface/interface_region_hud.c
@@ -265,6 +265,14 @@ static ARegion *hud_region_add(ScrArea *sa)
ar->overlap = true;
ar->flag |= RGN_FLAG_DYNAMIC_SIZE;
+ if (ar_win) {
+ float x, y;
+
+ UI_view2d_scroller_size_get(&ar_win->v2d, &x, &y);
+ ar->runtime.offset_x = x;
+ ar->runtime.offset_y = y;
+ }
+
return ar;
}
diff --git a/source/blender/editors/interface/view2d.c b/source/blender/editors/interface/view2d.c
index b1a060089ee..a3f84e7bdd0 100644
--- a/source/blender/editors/interface/view2d.c
+++ b/source/blender/editors/interface/view2d.c
@@ -174,12 +174,9 @@ static void view2d_masks(View2D *v2d, bool check_scrollers, const rcti *mask_scr
* - if they overlap, they must not occupy the corners (which are reserved for other widgets)
*/
if (scroll) {
- const int scroll_width = (v2d->scroll & V2D_SCROLL_VERTICAL_HANDLES) ?
- V2D_SCROLL_HANDLE_WIDTH :
- V2D_SCROLL_WIDTH;
- const int scroll_height = (v2d->scroll & V2D_SCROLL_HORIZONTAL_HANDLES) ?
- V2D_SCROLL_HANDLE_HEIGHT :
- V2D_SCROLL_HEIGHT;
+ float scroll_width, scroll_height;
+
+ UI_view2d_scroller_size_get(v2d, &scroll_width, &scroll_height);
/* vertical scroller */
if (scroll & V2D_SCROLL_LEFT) {
@@ -1939,6 +1936,31 @@ View2D *UI_view2d_fromcontext_rwin(const bContext *C)
return &(region->v2d);
}
+/* Get scrollbar sizes of the current 2D view. The size will be zero if the view has its scrollbars
+ * disabled. */
+void UI_view2d_scroller_size_get(const View2D *v2d, float *r_x, float *r_y)
+{
+ int scroll = view2d_scroll_mapped(v2d->scroll);
+
+ if (r_x) {
+ if (scroll & V2D_SCROLL_VERTICAL) {
+ *r_x = (scroll & V2D_SCROLL_VERTICAL_HANDLES) ? V2D_SCROLL_HANDLE_WIDTH : V2D_SCROLL_WIDTH;
+ }
+ else {
+ *r_x = 0;
+ }
+ }
+ if (r_y) {
+ if (scroll & V2D_SCROLL_HORIZONTAL) {
+ *r_y = (scroll & V2D_SCROLL_HORIZONTAL_HANDLES) ? V2D_SCROLL_HANDLE_HEIGHT :
+ V2D_SCROLL_HEIGHT;
+ }
+ else {
+ *r_y = 0;
+ }
+ }
+}
+
/**
* Calculate the scale per-axis of the drawing-area
*
diff --git a/source/blender/editors/screen/area.c b/source/blender/editors/screen/area.c
index ccee88eb0d6..36a2b4c2893 100644
--- a/source/blender/editors/screen/area.c
+++ b/source/blender/editors/screen/area.c
@@ -1280,11 +1280,12 @@ static void region_rect_recursive(
*/
const int size_min[2] = {UI_UNIT_X, UI_UNIT_Y};
rcti overlap_remainder_margin = *overlap_remainder;
+
BLI_rcti_resize(&overlap_remainder_margin,
max_ii(0, BLI_rcti_size_x(overlap_remainder) - UI_UNIT_X / 2),
max_ii(0, BLI_rcti_size_y(overlap_remainder) - UI_UNIT_Y / 2));
- ar->winrct.xmin = overlap_remainder_margin.xmin;
- ar->winrct.ymin = overlap_remainder_margin.ymin;
+ ar->winrct.xmin = overlap_remainder_margin.xmin + ar->runtime.offset_x;
+ ar->winrct.ymin = overlap_remainder_margin.ymin + ar->runtime.offset_y;
ar->winrct.xmax = ar->winrct.xmin + prefsizex - 1;
ar->winrct.ymax = ar->winrct.ymin + prefsizey - 1;
diff --git a/source/blender/editors/space_graph/graph_edit.c b/source/blender/editors/space_graph/graph_edit.c
index e7a25f6c659..2948566ff0e 100644
--- a/source/blender/editors/space_graph/graph_edit.c
+++ b/source/blender/editors/space_graph/graph_edit.c
@@ -60,6 +60,7 @@
#include "ED_anim_api.h"
#include "ED_keyframing.h"
#include "ED_keyframes_edit.h"
+#include "ED_numinput.h"
#include "ED_screen.h"
#include "ED_transform.h"
#include "ED_markers.h"
@@ -1305,7 +1306,7 @@ void GRAPH_OT_clean(wmOperatorType *ot)
/* ******************** Decimate Keyframes Operator ************************* */
-static void decimate_graph_keys(bAnimContext *ac, float remove_ratio)
+static void decimate_graph_keys(bAnimContext *ac, float remove_ratio, float error_sq_max)
{
ListBase anim_data = {NULL, NULL};
bAnimListElem *ale;
@@ -1318,7 +1319,10 @@ static void decimate_graph_keys(bAnimContext *ac, float remove_ratio)
/* loop through filtered data and clean curves */
for (ale = anim_data.first; ale; ale = ale->next) {
- decimate_fcurve(ale, remove_ratio);
+ if (!decimate_fcurve(ale, remove_ratio, error_sq_max)) {
+ /* The selection contains unsupported keyframe types! */
+ WM_report(RPT_WARNING, "Decimate: Skipping non linear/bezier keyframes!");
+ }
ale->update |= ANIM_UPDATE_DEFAULT;
}
@@ -1329,18 +1333,329 @@ static void decimate_graph_keys(bAnimContext *ac, float remove_ratio)
/* ------------------- */
+/* This data type is only used for modal operation. */
+typedef struct tDecimateGraphOp {
+ bAnimContext ac;
+ Scene *scene;
+ ScrArea *sa;
+ ARegion *ar;
+
+ /** A 0-1 value for determining how much we should decimate. */
+ PropertyRNA *percentage_prop;
+
+ /** The original bezt curve data (used for restoring fcurves).*/
+ ListBase bezt_arr_list;
+
+ NumInput num;
+} tDecimateGraphOp;
+
+typedef struct tBeztCopyData {
+ int tot_vert;
+ BezTriple *bezt;
+} tBeztCopyData;
+
+typedef enum tDecimModes {
+ DECIM_RATIO = 1,
+ DECIM_ERROR,
+} tDecimModes;
+
+/* Overwrite the current bezts arrays with the original data. */
+static void decimate_reset_bezts(tDecimateGraphOp *dgo)
+{
+ ListBase anim_data = {NULL, NULL};
+ LinkData *link_bezt;
+ bAnimListElem *ale;
+ int filter;
+
+ bAnimContext *ac = &dgo->ac;
+
+ /* filter data */
+ filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_CURVE_VISIBLE | ANIMFILTER_FOREDIT |
+ ANIMFILTER_SEL | ANIMFILTER_NODUPLIS);
+ ANIM_animdata_filter(ac, &anim_data, filter, ac->data, ac->datatype);
+
+ /* Loop through filtered data and reset bezts. */
+ for (ale = anim_data.first, link_bezt = dgo->bezt_arr_list.first; ale;
+ ale = ale->next, link_bezt = link_bezt->next) {
+ FCurve *fcu = (FCurve *)ale->key_data;
+ tBeztCopyData *data = link_bezt->data;
+
+ const int arr_size = sizeof(BezTriple) * data->tot_vert;
+
+ MEM_freeN(fcu->bezt);
+
+ fcu->bezt = MEM_mallocN(arr_size, __func__);
+ fcu->totvert = data->tot_vert;
+
+ memcpy(fcu->bezt, data->bezt, arr_size);
+ }
+
+ ANIM_animdata_freelist(&anim_data);
+}
+
+static void decimate_exit(bContext *C, wmOperator *op)
+{
+ tDecimateGraphOp *dgo = op->customdata;
+ wmWindow *win = CTX_wm_window(C);
+
+ /* If data exists, clear its data and exit. */
+ if (dgo == NULL) {
+ return;
+ }
+ LinkData *link;
+
+ for (link = dgo->bezt_arr_list.first; link != NULL; link = link->next) {
+ tBeztCopyData *copy = link->data;
+ MEM_freeN(copy->bezt);
+ MEM_freeN(link->data);
+ }
+
+ BLI_freelistN(&dgo->bezt_arr_list);
+ MEM_freeN(dgo);
+
+ WM_cursor_modal_restore(win);
+
+ /* cleanup */
+ op->customdata = NULL;
+}
+
+/* Draw a percentage indicator in header. */
+static void decimate_draw_status_header(wmOperator *op, tDecimateGraphOp *dgo)
+{
+ char status_str[UI_MAX_DRAW_STR];
+ char mode_str[32];
+
+ strcpy(mode_str, TIP_("Decimate Keyframes"));
+
+ if (hasNumInput(&dgo->num)) {
+ char str_offs[NUM_STR_REP_LEN];
+
+ outputNumInput(&dgo->num, str_offs, &dgo->scene->unit);
+
+ BLI_snprintf(status_str, sizeof(status_str), "%s: %s", mode_str, str_offs);
+ }
+ else {
+ float percentage = RNA_property_float_get(op->ptr, dgo->percentage_prop);
+ BLI_snprintf(
+ status_str, sizeof(status_str), "%s: %d %%", mode_str, (int)(percentage * 100.0f));
+ }
+
+ ED_area_status_text(dgo->sa, status_str);
+}
+
+/* Calculate percentage based on position of mouse (we only use x-axis for now.
+ * Since this is more convenient for users to do), and store new percentage value.
+ */
+static void decimate_mouse_update_percentage(tDecimateGraphOp *dgo,
+ wmOperator *op,
+ const wmEvent *event)
+{
+ float percentage = (event->x - dgo->ar->winrct.xmin) / ((float)dgo->ar->winx);
+ RNA_property_float_set(op->ptr, dgo->percentage_prop, percentage);
+}
+
+static int graphkeys_decimate_invoke(bContext *C, wmOperator *op, const wmEvent *event)
+{
+ tDecimateGraphOp *dgo;
+
+ WM_cursor_modal_set(CTX_wm_window(C), WM_CURSOR_EW_SCROLL);
+
+ /* Init slide-op data. */
+ dgo = op->customdata = MEM_callocN(sizeof(tDecimateGraphOp), "tDecimateGraphOp");
+
+ /* Get editor data. */
+ if (ANIM_animdata_get_context(C, &dgo->ac) == 0) {
+ decimate_exit(C, op);
+ return OPERATOR_CANCELLED;
+ }
+
+ dgo->percentage_prop = RNA_struct_find_property(op->ptr, "remove_ratio");
+
+ dgo->scene = CTX_data_scene(C);
+ dgo->sa = CTX_wm_area(C);
+ dgo->ar = CTX_wm_region(C);
+
+ /* initialise percentage so that it will have the correct value before the first mouse move. */
+ decimate_mouse_update_percentage(dgo, op, event);
+
+ decimate_draw_status_header(op, dgo);
+
+ /* Construct a list with the original bezt arrays so we can restore them during modal operation.
+ */
+ {
+ ListBase anim_data = {NULL, NULL};
+ bAnimContext *ac = &dgo->ac;
+ bAnimListElem *ale;
+
+ int filter;
+
+ /* filter data */
+ filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_CURVE_VISIBLE | ANIMFILTER_FOREDIT |
+ ANIMFILTER_SEL | ANIMFILTER_NODUPLIS);
+ ANIM_animdata_filter(ac, &anim_data, filter, ac->data, ac->datatype);
+
+ /* Loop through filtered data and copy the curves. */
+ for (ale = anim_data.first; ale; ale = ale->next) {
+ FCurve *fcu = (FCurve *)ale->key_data;
+ const int arr_size = sizeof(BezTriple) * fcu->totvert;
+
+ tBeztCopyData *copy = MEM_mallocN(sizeof(tBeztCopyData), "bezts_copy");
+ BezTriple *bezts_copy = MEM_mallocN(arr_size, "bezts_copy_array");
+
+ copy->tot_vert = fcu->totvert;
+ memcpy(bezts_copy, fcu->bezt, arr_size);
+
+ copy->bezt = bezts_copy;
+
+ LinkData *link = NULL;
+
+ link = MEM_callocN(sizeof(LinkData), "Bezt Link");
+ link->data = copy;
+
+ BLI_addtail(&dgo->bezt_arr_list, link);
+ }
+
+ ANIM_animdata_freelist(&anim_data);
+ }
+
+ WM_event_add_modal_handler(C, op);
+ return OPERATOR_RUNNING_MODAL;
+}
+
+static void graphkeys_decimate_modal_update(bContext *C, wmOperator *op)
+{
+ /* Perform decimate updates - in response to some user action
+ * (e.g. pressing a key or moving the mouse). */
+ tDecimateGraphOp *dgo = op->customdata;
+
+ decimate_draw_status_header(op, dgo);
+
+ /* Reset keyframe data (so we get back to the original state). */
+ decimate_reset_bezts(dgo);
+
+ /* apply... */
+ float remove_ratio = RNA_property_float_get(op->ptr, dgo->percentage_prop);
+ /* We don't want to limit the decimation to a certain error margin. */
+ const float error_sq_max = FLT_MAX;
+ decimate_graph_keys(&dgo->ac, remove_ratio, error_sq_max);
+ WM_event_add_notifier(C, NC_ANIMATION | ND_KEYFRAME | NA_EDITED, NULL);
+}
+
+static int graphkeys_decimate_modal(bContext *C, wmOperator *op, const wmEvent *event)
+{
+ /* This assumes that we are in "DECIM_RATIO" mode. This is because the error margin is very hard
+ * and finicky to control with this modal mouse grab method. Therefore, it is expected that the
+ * error margin mode is not adjusted by the modal operator but instead tweaked via the redo
+ * panel.*/
+ tDecimateGraphOp *dgo = op->customdata;
+
+ const bool has_numinput = hasNumInput(&dgo->num);
+
+ switch (event->type) {
+ case LEFTMOUSE: /* confirm */
+ case RETKEY:
+ case PADENTER: {
+ if (event->val == KM_PRESS) {
+ ED_area_status_text(dgo->sa, NULL);
+
+ decimate_exit(C, op);
+
+ return OPERATOR_FINISHED;
+ }
+ break;
+ }
+
+ case ESCKEY: /* cancel */
+ case RIGHTMOUSE: {
+ if (event->val == KM_PRESS) {
+ /* Return to normal cursor and header status. */
+ ED_area_status_text(dgo->sa, NULL);
+
+ decimate_reset_bezts(dgo);
+
+ WM_event_add_notifier(C, NC_ANIMATION | ND_KEYFRAME | NA_EDITED, NULL);
+
+ decimate_exit(C, op);
+
+ return OPERATOR_CANCELLED;
+ }
+ break;
+ }
+
+ /* Percentage Change... */
+ case MOUSEMOVE: /* calculate new position */
+ {
+ if (has_numinput == false) {
+ /* Update percentage based on position of mouse. */
+ decimate_mouse_update_percentage(dgo, op, event);
+
+ /* Update pose to reflect the new values. */
+ graphkeys_decimate_modal_update(C, op);
+ }
+ break;
+ }
+ default: {
+ if ((event->val == KM_PRESS) && handleNumInput(C, &dgo->num, event)) {
+ float value;
+ float percentage = RNA_property_float_get(op->ptr, dgo->percentage_prop);
+
+ /* Grab percentage from numeric input, and store this new value for redo
+ * NOTE: users see ints, while internally we use a 0-1 float.
+ */
+ value = percentage * 100.0f;
+ applyNumInput(&dgo->num, &value);
+
+ percentage = value / 100.0f;
+ RNA_property_float_set(op->ptr, dgo->percentage_prop, percentage);
+
+ /* Update decimate output to reflect the new values. */
+ graphkeys_decimate_modal_update(C, op);
+ break;
+ }
+ else {
+ /* unhandled event - maybe it was some view manip? */
+ /* allow to pass through */
+ return OPERATOR_RUNNING_MODAL | OPERATOR_PASS_THROUGH;
+ }
+ }
+ }
+
+ return OPERATOR_RUNNING_MODAL;
+}
+
static int graphkeys_decimate_exec(bContext *C, wmOperator *op)
{
bAnimContext ac;
- float remove_ratio;
/* get editor data */
if (ANIM_animdata_get_context(C, &ac) == 0) {
return OPERATOR_CANCELLED;
}
- remove_ratio = RNA_float_get(op->ptr, "remove_ratio");
- decimate_graph_keys(&ac, remove_ratio);
+ tDecimModes mode = RNA_enum_get(op->ptr, "mode");
+ /* We want to be able to work on all available keyframes. */
+ float remove_ratio = 1.0f;
+ /* We don't want to limit the decimation to a certain error margin. */
+ float error_sq_max = FLT_MAX;
+
+ switch (mode) {
+ case DECIM_RATIO:
+ remove_ratio = RNA_float_get(op->ptr, "remove_ratio");
+ break;
+ case DECIM_ERROR:
+ error_sq_max = RNA_float_get(op->ptr, "remove_error_margin");
+ /* The decimate algorithm expects the error to be squared. */
+ error_sq_max *= error_sq_max;
+
+ break;
+ }
+
+ if (remove_ratio == 0.0f || error_sq_max == 0.0f) {
+ /* Nothing to remove. */
+ return OPERATOR_FINISHED;
+ }
+
+ decimate_graph_keys(&ac, remove_ratio, error_sq_max);
/* set notifier that keyframes have changed */
WM_event_add_notifier(C, NC_ANIMATION | ND_KEYFRAME | NA_EDITED, NULL);
@@ -1348,6 +1663,55 @@ static int graphkeys_decimate_exec(bContext *C, wmOperator *op)
return OPERATOR_FINISHED;
}
+static bool graphkeys_decimate_poll_property(const bContext *UNUSED(C),
+ wmOperator *op,
+ const PropertyRNA *prop)
+{
+ const char *prop_id = RNA_property_identifier(prop);
+
+ if (STRPREFIX(prop_id, "remove")) {
+ int mode = RNA_enum_get(op->ptr, "mode");
+
+ if (STREQ(prop_id, "remove_ratio") && mode != DECIM_RATIO) {
+ return false;
+ }
+ else if (STREQ(prop_id, "remove_error_margin") && mode != DECIM_ERROR) {
+ return false;
+ }
+ }
+
+ return true;
+}
+
+static char *graphkeys_decimate_desc(bContext *UNUSED(C),
+ wmOperatorType *UNUSED(op),
+ PointerRNA *ptr)
+{
+
+ if (RNA_enum_get(ptr, "mode") == DECIM_ERROR) {
+ return BLI_strdup(
+ "Decimate F-Curves by specifying how much it can deviate from the original curve");
+ }
+
+ /* Use default description. */
+ return NULL;
+}
+
+static const EnumPropertyItem decimate_mode_items[] = {
+ {DECIM_RATIO,
+ "RATIO",
+ 0,
+ "Ratio",
+ "Use a percentage to specify how many keyframes you want to remove"},
+ {DECIM_ERROR,
+ "ERROR",
+ 0,
+ "Error Margin",
+ "Use an error margin to specify how much the curve is allowed to deviate from the original "
+ "path"},
+ {0, NULL, 0, NULL, NULL},
+};
+
void GRAPH_OT_decimate(wmOperatorType *ot)
{
/* identifiers */
@@ -1357,6 +1721,10 @@ void GRAPH_OT_decimate(wmOperatorType *ot)
"Decimate F-Curves by removing keyframes that influence the curve shape the least";
/* api callbacks */
+ ot->poll_property = graphkeys_decimate_poll_property;
+ ot->get_description = graphkeys_decimate_desc;
+ ot->invoke = graphkeys_decimate_invoke;
+ ot->modal = graphkeys_decimate_modal;
ot->exec = graphkeys_decimate_exec;
ot->poll = graphop_editable_keyframes_poll;
@@ -1364,15 +1732,31 @@ void GRAPH_OT_decimate(wmOperatorType *ot)
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* properties */
- ot->prop = RNA_def_float_percentage(ot->srna,
- "remove_ratio",
- 1.0f / 3.0f,
- 0.0f,
- 1.0f,
- "Remove",
- "The percentage of keyframes to remove",
- 0.0f,
- 1.0f);
+ RNA_def_enum(ot->srna,
+ "mode",
+ decimate_mode_items,
+ DECIM_RATIO,
+ "Mode",
+ "Which mode to use for decimation");
+
+ RNA_def_float_percentage(ot->srna,
+ "remove_ratio",
+ 1.0f / 3.0f,
+ 0.0f,
+ 1.0f,
+ "Remove",
+ "The percentage of keyframes to remove",
+ 0.0f,
+ 1.0f);
+ RNA_def_float(ot->srna,
+ "remove_error_margin",
+ 0.0f,
+ 0.0f,
+ FLT_MAX,
+ "Max Error Margin",
+ "How much the new decimated curve is allowed to deviate from the original",
+ 0.0f,
+ 10.0f);
}
/* ******************** Bake F-Curve Operator *********************** */
diff --git a/source/blender/editors/space_graph/space_graph.c b/source/blender/editors/space_graph/space_graph.c
index eb7ba480296..7bc907bb3db 100644
--- a/source/blender/editors/space_graph/space_graph.c
+++ b/source/blender/editors/space_graph/space_graph.c
@@ -905,5 +905,8 @@ void ED_spacetype_ipo(void)
graph_buttons_register(art);
+ art = ED_area_type_hud(st->spaceid);
+ BLI_addhead(&st->regiontypes, art);
+
BKE_spacetype_register(st);
}