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blender-archive/source/blender/editors/animation/fmodifier_ui.c

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/*
* This program 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 2
* of the License, or (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2009 Blender Foundation.
* All rights reserved.
*/
/** \file
* \ingroup edanimation
*/
/**
* User Interface for F-Modifiers
*
* This file defines templates and some editing callbacks needed by the interface for
* F-Modifiers, as used by F-Curves in the Graph Editor and NLA-Strips in the NLA Editor.
*/
#include <string.h>
#include "DNA_anim_types.h"
#include "DNA_scene_types.h"
#include "DNA_space_types.h"
#include "MEM_guardedalloc.h"
#include "BLT_translation.h"
#include "BLI_blenlib.h"
#include "BLI_utildefines.h"
#include "BKE_context.h"
#include "BKE_fcurve.h"
#include "BKE_screen.h"
#include "WM_api.h"
#include "WM_types.h"
#include "RNA_access.h"
#include "UI_interface.h"
#include "UI_resources.h"
#include "ED_anim_api.h"
#include "ED_undo.h"
#include "DEG_depsgraph.h"
typedef void (*PanelDrawFn)(const bContext *, struct Panel *);
static void fmodifier_panel_header(const bContext *C, Panel *panel);
/* -------------------------------------------------------------------- */
/** \name Panel Registering and Panel Callbacks
* \{ */
/**
* Get the list of FModifiers from the context (either the NLA or graph editor).
*/
static ListBase *fmodifier_list_space_specific(const bContext *C)
{
ScrArea *area = CTX_wm_area(C);
if (area->spacetype == SPACE_GRAPH) {
FCurve *fcu = ANIM_graph_context_fcurve(C);
return &fcu->modifiers;
}
if (area->spacetype == SPACE_NLA) {
NlaStrip *strip = ANIM_nla_context_strip(C);
return &strip->modifiers;
}
/* This should not be called in any other space. */
BLI_assert(false);
return NULL;
}
/**
* Get a pointer to the panel's FModifier, and also its owner ID if \a r_owner_id is not NULL.
* Also in the graph editor, gray out the panel if the FModifier's FCurve has modifiers turned off.
*/
static PointerRNA *fmodifier_get_pointers(const bContext *C, const Panel *panel, ID **r_owner_id)
{
PointerRNA *ptr = UI_panel_custom_data_get(panel);
if (r_owner_id != NULL) {
*r_owner_id = ptr->owner_id;
}
if (C != NULL && CTX_wm_space_graph(C)) {
FCurve *fcu = ANIM_graph_context_fcurve(C);
uiLayoutSetActive(panel->layout, !(fcu->flag & FCURVE_MOD_OFF));
}
return ptr;
}
/**
* Move an FModifier to the index it's moved to after a drag and drop.
*/
static void fmodifier_reorder(bContext *C, Panel *panel, int new_index)
{
ID *owner_id;
PointerRNA *ptr = fmodifier_get_pointers(NULL, panel, &owner_id);
FModifier *fcm = ptr->data;
const FModifierTypeInfo *fmi = get_fmodifier_typeinfo(fcm->type);
/* Cycles modifier has to be the first, so make sure it's kept that way. */
if (fmi->requires & FMI_REQUIRES_ORIGINAL_DATA) {
WM_report(RPT_ERROR, "Modifier requires original data");
return;
}
ListBase *modifiers = fmodifier_list_space_specific(C);
/* Again, make sure we don't move a modifier before a cycles modifier. */
FModifier *fcm_first = modifiers->first;
const FModifierTypeInfo *fmi_first = get_fmodifier_typeinfo(fcm_first->type);
if (fmi_first->requires & FMI_REQUIRES_ORIGINAL_DATA && new_index == 0) {
WM_report(RPT_ERROR, "Modifier requires original data");
return;
}
int current_index = BLI_findindex(modifiers, fcm);
BLI_assert(current_index >= 0);
BLI_assert(new_index >= 0);
/* Don't do anything if the drag didn't change the index. */
if (current_index == new_index) {
return;
}
/* Move the FModifier in the list. */
BLI_listbase_link_move(modifiers, fcm, new_index - current_index);
ED_undo_push(C, "Reorder F-Curve Modifier");
WM_event_add_notifier(C, NC_ANIMATION | ND_KEYFRAME | NA_EDITED, NULL);
DEG_id_tag_update(owner_id, ID_RECALC_ANIMATION);
}
static short get_fmodifier_expand_flag(const bContext *UNUSED(C), Panel *panel)
{
PointerRNA *ptr = fmodifier_get_pointers(NULL, panel, NULL);
FModifier *fcm = (FModifier *)ptr->data;
return fcm->ui_expand_flag;
}
static void set_fmodifier_expand_flag(const bContext *UNUSED(C), Panel *panel, short expand_flag)
{
PointerRNA *ptr = fmodifier_get_pointers(NULL, panel, NULL);
FModifier *fcm = (FModifier *)ptr->data;
fcm->ui_expand_flag = expand_flag;
}
static PanelType *fmodifier_panel_register(ARegionType *region_type,
eFModifier_Types type,
PanelDrawFn draw,
PanelTypePollFn poll,
const char *id_prefix)
{
PanelType *panel_type = MEM_callocN(sizeof(PanelType), __func__);
/* Intentionally leave the label field blank. The header is filled with buttons. */
const FModifierTypeInfo *fmi = get_fmodifier_typeinfo(type);
BLI_snprintf(panel_type->idname, BKE_ST_MAXNAME, "%s_PT_%s", id_prefix, fmi->name);
BLI_strncpy(panel_type->category, "Modifiers", BKE_ST_MAXNAME);
BLI_strncpy(panel_type->translation_context, BLT_I18NCONTEXT_DEFAULT_BPYRNA, BKE_ST_MAXNAME);
panel_type->draw_header = fmodifier_panel_header;
panel_type->draw = draw;
panel_type->poll = poll;
/* Give the panel the special flag that says it was built here and corresponds to a
* modifier rather than a #PanelType. */
panel_type->flag = PANEL_TYPE_HEADER_EXPAND | PANEL_TYPE_DRAW_BOX | PANEL_TYPE_INSTANCED;
panel_type->reorder = fmodifier_reorder;
panel_type->get_list_data_expand_flag = get_fmodifier_expand_flag;
panel_type->set_list_data_expand_flag = set_fmodifier_expand_flag;
BLI_addtail(&region_type->paneltypes, panel_type);
return panel_type;
}
/**
* Add a child panel to the parent.
*
* \note To create the panel type's idname, it appends the \a name argument to the \a parent's
* idname.
*/
static PanelType *fmodifier_subpanel_register(ARegionType *region_type,
const char *name,
const char *label,
PanelDrawFn draw_header,
PanelDrawFn draw,
PanelTypePollFn poll,
PanelType *parent)
{
PanelType *panel_type = MEM_callocN(sizeof(PanelType), __func__);
BLI_snprintf(panel_type->idname, BKE_ST_MAXNAME, "%s_%s", parent->idname, name);
BLI_strncpy(panel_type->label, label, BKE_ST_MAXNAME);
BLI_strncpy(panel_type->category, "Modifiers", BKE_ST_MAXNAME);
BLI_strncpy(panel_type->translation_context, BLT_I18NCONTEXT_DEFAULT_BPYRNA, BKE_ST_MAXNAME);
panel_type->draw_header = draw_header;
panel_type->draw = draw;
panel_type->poll = poll;
panel_type->flag = PANEL_TYPE_DEFAULT_CLOSED | PANEL_TYPE_DRAW_BOX;
BLI_assert(parent != NULL);
BLI_strncpy(panel_type->parent_id, parent->idname, BKE_ST_MAXNAME);
panel_type->parent = parent;
BLI_addtail(&parent->children, BLI_genericNodeN(panel_type));
BLI_addtail(&region_type->paneltypes, panel_type);
return panel_type;
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name General UI Callbacks and Drawing
* \{ */
/* XXX! -------------------------------- */
/* Temporary definition for limits of float number buttons
* (FLT_MAX tends to infinity with old system). */
#define UI_FLT_MAX 10000.0f
#define B_REDR 1
#define B_FMODIFIER_REDRAW 20
/* callback to remove the given modifier */
typedef struct FModifierDeleteContext {
ID *owner_id;
ListBase *modifiers;
} FModifierDeleteContext;
static void delete_fmodifier_cb(bContext *C, void *ctx_v, void *fcm_v)
{
FModifierDeleteContext *ctx = (FModifierDeleteContext *)ctx_v;
ListBase *modifiers = ctx->modifiers;
FModifier *fcm = (FModifier *)fcm_v;
/* remove the given F-Modifier from the active modifier-stack */
remove_fmodifier(modifiers, fcm);
ED_undo_push(C, "Delete F-Curve Modifier");
WM_event_add_notifier(C, NC_ANIMATION | ND_KEYFRAME | NA_EDITED, NULL);
DEG_id_tag_update(ctx->owner_id, ID_RECALC_ANIMATION);
}
static void fmodifier_influence_draw(uiLayout *layout, PointerRNA *ptr)
{
FModifier *fcm = (FModifier *)ptr->data;
uiItemS(layout);
uiLayout *row = uiLayoutRowWithHeading(layout, true, IFACE_("Influence"));
uiItemR(row, ptr, "use_influence", 0, "", ICON_NONE);
uiLayout *sub = uiLayoutRow(row, true);
uiLayoutSetActive(sub, fcm->flag & FMODIFIER_FLAG_USEINFLUENCE);
uiItemR(sub, ptr, "influence", 0, "", ICON_NONE);
}
static void fmodifier_frame_range_header_draw(const bContext *C, Panel *panel)
{
uiLayout *layout = panel->layout;
PointerRNA *ptr = fmodifier_get_pointers(C, panel, NULL);
uiItemR(layout, ptr, "use_restricted_range", 0, NULL, ICON_NONE);
}
static void fmodifier_frame_range_draw(const bContext *C, Panel *panel)
{
uiLayout *col;
uiLayout *layout = panel->layout;
PointerRNA *ptr = fmodifier_get_pointers(C, panel, NULL);
uiLayoutSetPropSep(layout, true);
uiLayoutSetPropDecorate(layout, false);
FModifier *fcm = (FModifier *)ptr->data;
uiLayoutSetActive(layout, fcm->flag & FMODIFIER_FLAG_RANGERESTRICT);
col = uiLayoutColumn(layout, true);
uiItemR(col, ptr, "frame_start", 0, IFACE_("Start"), ICON_NONE);
uiItemR(col, ptr, "frame_end", 0, IFACE_("End"), ICON_NONE);
col = uiLayoutColumn(layout, true);
uiItemR(col, ptr, "blend_in", 0, IFACE_("Blend In"), ICON_NONE);
uiItemR(col, ptr, "blend_out", 0, IFACE_("Out"), ICON_NONE);
}
static void fmodifier_panel_header(const bContext *C, Panel *panel)
{
uiLayout *layout = panel->layout;
ID *owner_id;
PointerRNA *ptr = fmodifier_get_pointers(C, panel, &owner_id);
FModifier *fcm = (FModifier *)ptr->data;
const FModifierTypeInfo *fmi = fmodifier_get_typeinfo(fcm);
uiBlock *block = uiLayoutGetBlock(layout);
uiLayout *sub = uiLayoutRow(layout, true);
uiLayoutSetAlignment(sub, UI_LAYOUT_ALIGN_LEFT);
uiLayoutSetEmboss(sub, UI_EMBOSS_NONE);
/* Checkbox for 'active' status (for now). */
uiItemR(sub, ptr, "active", UI_ITEM_R_ICON_ONLY, "", ICON_NONE);
/* Name. */
if (fmi) {
uiItemL(sub, IFACE_(fmi->name), ICON_NONE);
}
else {
uiItemL(sub, IFACE_("<Unknown Modifier>"), ICON_NONE);
}
/* Right align. */
sub = uiLayoutRow(layout, true);
uiLayoutSetAlignment(sub, UI_LAYOUT_ALIGN_RIGHT);
uiLayoutSetEmboss(sub, UI_EMBOSS_NONE);
/* 'Mute' button. */
uiItemR(sub, ptr, "mute", UI_ITEM_R_ICON_ONLY, "", ICON_NONE);
/* Delete button. */
uiBut *but = uiDefIconBut(block,
UI_BTYPE_BUT,
B_REDR,
ICON_X,
0,
0,
UI_UNIT_X,
UI_UNIT_Y,
NULL,
0.0,
0.0,
0.0,
0.0,
TIP_("Delete Modifier"));
FModifierDeleteContext *ctx = MEM_mallocN(sizeof(FModifierDeleteContext), __func__);
ctx->owner_id = owner_id;
ctx->modifiers = fmodifier_list_space_specific(C);
BLI_assert(ctx->modifiers != NULL);
UI_but_funcN_set(but, delete_fmodifier_cb, ctx, fcm);
uiItemS(layout);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Generator Modifier
* \{ */
static void generator_panel_draw(const bContext *C, Panel *panel)
{
uiLayout *layout = panel->layout;
ID *owner_id;
PointerRNA *ptr = fmodifier_get_pointers(C, panel, &owner_id);
FModifier *fcm = (FModifier *)ptr->data;
FMod_Generator *data = (FMod_Generator *)fcm->data;
uiItemR(layout, ptr, "mode", 0, "", ICON_NONE);
uiLayoutSetPropSep(layout, true);
uiLayoutSetPropDecorate(layout, false);
uiItemR(layout, ptr, "use_additive", 0, NULL, ICON_NONE);
uiItemR(layout, ptr, "poly_order", 0, IFACE_("Order"), ICON_NONE);
PropertyRNA *prop = RNA_struct_find_property(ptr, "coefficients");
uiLayout *col = uiLayoutColumn(layout, true);
switch (data->mode) {
case FCM_GENERATOR_POLYNOMIAL: /* Polynomial expression. */
{
char xval[32];
/* The first value gets a "Coefficient" label. */
BLI_strncpy(xval, "Coefficient", sizeof(xval));
for (int i = 0; i < data->arraysize; i++) {
uiItemFullR(col, ptr, prop, i, 0, 0, N_(xval), ICON_NONE);
BLI_snprintf(xval, sizeof(xval), "x^%d", i + 1);
}
break;
}
case FCM_GENERATOR_POLYNOMIAL_FACTORISED: /* Factorized polynomial expression */
{
{
/* Add column labels above the buttons to prevent confusion.
* Fake the property split layout, otherwise the labels use the full row. */
uiLayout *split = uiLayoutSplit(col, 0.4f, false);
uiLayoutColumn(split, false);
uiLayout *title_col = uiLayoutColumn(split, false);
uiLayout *title_row = uiLayoutRow(title_col, true);
uiItemL(title_row, N_("A"), ICON_NONE);
uiItemL(title_row, N_("B"), ICON_NONE);
}
uiLayout *first_row = uiLayoutRow(col, true);
uiItemFullR(first_row, ptr, prop, 0, 0, 0, N_("y = (Ax + B)"), ICON_NONE);
uiItemFullR(first_row, ptr, prop, 1, 0, 0, "", ICON_NONE);
for (int i = 2; i < data->arraysize - 1; i++) {
/* \u2715 is the multiplication symbol. */
uiLayout *row = uiLayoutRow(col, true);
uiItemFullR(row, ptr, prop, i, 0, 0, N_("\u2715 (Ax + B)"), ICON_NONE);
uiItemFullR(row, ptr, prop, i + 1, 0, 0, "", ICON_NONE);
}
break;
}
}
fmodifier_influence_draw(layout, ptr);
}
static void panel_register_generator(ARegionType *region_type,
const char *id_prefix,
PanelTypePollFn poll_fn)
{
PanelType *panel_type = fmodifier_panel_register(
region_type, FMODIFIER_TYPE_GENERATOR, generator_panel_draw, poll_fn, id_prefix);
fmodifier_subpanel_register(region_type,
"frame_range",
"",
fmodifier_frame_range_header_draw,
fmodifier_frame_range_draw,
poll_fn,
panel_type);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Function Generator Modifier
* \{ */
static void fn_generator_panel_draw(const bContext *C, Panel *panel)
{
uiLayout *col;
uiLayout *layout = panel->layout;
PointerRNA *ptr = fmodifier_get_pointers(C, panel, NULL);
uiItemR(layout, ptr, "function_type", 0, "", ICON_NONE);
uiLayoutSetPropSep(layout, true);
uiLayoutSetPropDecorate(layout, false);
col = uiLayoutColumn(layout, false);
uiItemR(col, ptr, "use_additive", 0, NULL, ICON_NONE);
col = uiLayoutColumn(layout, false);
uiItemR(col, ptr, "amplitude", 0, NULL, ICON_NONE);
uiItemR(col, ptr, "phase_multiplier", 0, NULL, ICON_NONE);
uiItemR(col, ptr, "phase_offset", 0, NULL, ICON_NONE);
uiItemR(col, ptr, "value_offset", 0, NULL, ICON_NONE);
fmodifier_influence_draw(layout, ptr);
}
static void panel_register_fn_generator(ARegionType *region_type,
const char *id_prefix,
PanelTypePollFn poll_fn)
{
PanelType *panel_type = fmodifier_panel_register(
region_type, FMODIFIER_TYPE_FN_GENERATOR, fn_generator_panel_draw, poll_fn, id_prefix);
fmodifier_subpanel_register(region_type,
"frame_range",
"",
fmodifier_frame_range_header_draw,
fmodifier_frame_range_draw,
poll_fn,
panel_type);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Cycles Modifier
* \{ */
static void cycles_panel_draw(const bContext *C, Panel *panel)
{
uiLayout *col;
uiLayout *layout = panel->layout;
PointerRNA *ptr = fmodifier_get_pointers(C, panel, NULL);
uiLayoutSetPropSep(layout, true);
uiLayoutSetPropDecorate(layout, false);
/* Before. */
col = uiLayoutColumn(layout, false);
uiItemR(col, ptr, "mode_before", 0, NULL, ICON_NONE);
uiItemR(col, ptr, "cycles_before", 0, IFACE_("Count"), ICON_NONE);
/* After. */
col = uiLayoutColumn(layout, false);
uiItemR(col, ptr, "mode_after", 0, NULL, ICON_NONE);
uiItemR(col, ptr, "cycles_after", 0, IFACE_("Count"), ICON_NONE);
fmodifier_influence_draw(layout, ptr);
}
static void panel_register_cycles(ARegionType *region_type,
const char *id_prefix,
PanelTypePollFn poll_fn)
{
PanelType *panel_type = fmodifier_panel_register(
region_type, FMODIFIER_TYPE_CYCLES, cycles_panel_draw, poll_fn, id_prefix);
fmodifier_subpanel_register(region_type,
"frame_range",
"",
fmodifier_frame_range_header_draw,
fmodifier_frame_range_draw,
poll_fn,
panel_type);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Noise Modifier
* \{ */
static void noise_panel_draw(const bContext *C, Panel *panel)
{
uiLayout *col;
uiLayout *layout = panel->layout;
PointerRNA *ptr = fmodifier_get_pointers(C, panel, NULL);
uiLayoutSetPropSep(layout, true);
uiLayoutSetPropDecorate(layout, false);
uiItemR(layout, ptr, "blend_type", 0, NULL, ICON_NONE);
col = uiLayoutColumn(layout, false);
uiItemR(col, ptr, "scale", 0, NULL, ICON_NONE);
uiItemR(col, ptr, "strength", 0, NULL, ICON_NONE);
uiItemR(col, ptr, "offset", 0, NULL, ICON_NONE);
uiItemR(col, ptr, "phase", 0, NULL, ICON_NONE);
uiItemR(col, ptr, "depth", 0, NULL, ICON_NONE);
fmodifier_influence_draw(layout, ptr);
}
static void panel_register_noise(ARegionType *region_type,
const char *id_prefix,
PanelTypePollFn poll_fn)
{
PanelType *panel_type = fmodifier_panel_register(
region_type, FMODIFIER_TYPE_NOISE, noise_panel_draw, poll_fn, id_prefix);
fmodifier_subpanel_register(region_type,
"frame_range",
"",
fmodifier_frame_range_header_draw,
fmodifier_frame_range_draw,
poll_fn,
panel_type);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Envelope Modifier
* \{ */
static void fmod_envelope_addpoint_cb(bContext *C, void *fcm_dv, void *UNUSED(arg))
{
Scene *scene = CTX_data_scene(C);
FMod_Envelope *env = (FMod_Envelope *)fcm_dv;
FCM_EnvelopeData *fedn;
FCM_EnvelopeData fed;
/* init template data */
fed.min = -1.0f;
fed.max = 1.0f;
fed.time = (float)scene->r.cfra; /* XXX make this int for ease of use? */
fed.f1 = fed.f2 = 0;
/* check that no data exists for the current frame... */
if (env->data) {
bool exists;
int i = BKE_fcm_envelope_find_index(env->data, (float)(scene->r.cfra), env->totvert, &exists);
/* binarysearch_...() will set exists by default to 0,
* so if it is non-zero, that means that the point exists already */
if (exists) {
return;
}
/* add new */
fedn = MEM_callocN((env->totvert + 1) * sizeof(FCM_EnvelopeData), "FCM_EnvelopeData");
/* add the points that should occur before the point to be pasted */
if (i > 0) {
memcpy(fedn, env->data, i * sizeof(FCM_EnvelopeData));
}
/* add point to paste at index i */
*(fedn + i) = fed;
/* add the points that occur after the point to be pasted */
if (i < env->totvert) {
memcpy(fedn + i + 1, env->data + i, (env->totvert - i) * sizeof(FCM_EnvelopeData));
}
/* replace (+ free) old with new */
MEM_freeN(env->data);
env->data = fedn;
env->totvert++;
}
else {
env->data = MEM_callocN(sizeof(FCM_EnvelopeData), "FCM_EnvelopeData");
*(env->data) = fed;
env->totvert = 1;
}
}
/* callback to remove envelope data point */
/* TODO: should we have a separate file for things like this? */
static void fmod_envelope_deletepoint_cb(bContext *UNUSED(C), void *fcm_dv, void *ind_v)
{
FMod_Envelope *env = (FMod_Envelope *)fcm_dv;
FCM_EnvelopeData *fedn;
int index = POINTER_AS_INT(ind_v);
/* check that no data exists for the current frame... */
if (env->totvert > 1) {
/* allocate a new smaller array */
fedn = MEM_callocN(sizeof(FCM_EnvelopeData) * (env->totvert - 1), "FCM_EnvelopeData");
memcpy(fedn, env->data, sizeof(FCM_EnvelopeData) * (index));
memcpy(fedn + index,
env->data + (index + 1),
sizeof(FCM_EnvelopeData) * ((env->totvert - index) - 1));
/* free old array, and set the new */
MEM_freeN(env->data);
env->data = fedn;
env->totvert--;
}
else {
/* just free array, since the only vert was deleted */
if (env->data) {
MEM_freeN(env->data);
env->data = NULL;
}
env->totvert = 0;
}
}
/* draw settings for envelope modifier */
static void envelope_panel_draw(const bContext *C, Panel *panel)
{
uiLayout *row, *col;
uiLayout *layout = panel->layout;
ID *owner_id;
PointerRNA *ptr = fmodifier_get_pointers(C, panel, &owner_id);
FModifier *fcm = (FModifier *)ptr->data;
FMod_Envelope *env = (FMod_Envelope *)fcm->data;
uiLayoutSetPropSep(layout, true);
uiLayoutSetPropDecorate(layout, false);
/* General settings. */
col = uiLayoutColumn(layout, true);
uiItemR(col, ptr, "reference_value", 0, IFACE_("Reference"), ICON_NONE);
uiItemR(col, ptr, "default_min", 0, IFACE_("Min"), ICON_NONE);
uiItemR(col, ptr, "default_max", 0, IFACE_("Max"), ICON_NONE);
/* Control points list. */
row = uiLayoutRow(layout, false);
uiBlock *block = uiLayoutGetBlock(row);
uiBut *but = uiDefBut(block,
UI_BTYPE_BUT,
B_FMODIFIER_REDRAW,
IFACE_("Add Control Point"),
0,
0,
7.5 * UI_UNIT_X,
UI_UNIT_Y,
NULL,
0,
0,
0,
0,
TIP_("Add a new control-point to the envelope on the current frame"));
UI_but_func_set(but, fmod_envelope_addpoint_cb, env, NULL);
col = uiLayoutColumn(layout, false);
uiLayoutSetPropSep(col, false);
FCM_EnvelopeData *fed = env->data;
for (int i = 0; i < env->totvert; i++, fed++) {
PointerRNA ctrl_ptr;
RNA_pointer_create(owner_id, &RNA_FModifierEnvelopeControlPoint, fed, &ctrl_ptr);
/* get a new row to operate on */
row = uiLayoutRow(col, true);
block = uiLayoutGetBlock(row);
uiItemR(row, &ctrl_ptr, "frame", 0, NULL, ICON_NONE);
uiItemR(row, &ctrl_ptr, "min", 0, IFACE_("Min"), ICON_NONE);
uiItemR(row, &ctrl_ptr, "max", 0, IFACE_("Max"), ICON_NONE);
but = uiDefIconBut(block,
UI_BTYPE_BUT,
B_FMODIFIER_REDRAW,
ICON_X,
0,
0,
0.9 * UI_UNIT_X,
UI_UNIT_Y,
NULL,
0.0,
0.0,
0.0,
0.0,
TIP_("Delete envelope control point"));
UI_but_func_set(but, fmod_envelope_deletepoint_cb, env, POINTER_FROM_INT(i));
UI_block_align_begin(block);
}
fmodifier_influence_draw(layout, ptr);
}
static void panel_register_envelope(ARegionType *region_type,
const char *id_prefix,
PanelTypePollFn poll_fn)
{
PanelType *panel_type = fmodifier_panel_register(
region_type, FMODIFIER_TYPE_ENVELOPE, envelope_panel_draw, poll_fn, id_prefix);
fmodifier_subpanel_register(region_type,
"frame_range",
"",
fmodifier_frame_range_header_draw,
fmodifier_frame_range_draw,
poll_fn,
panel_type);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Limits Modifier
* \{ */
static void limits_panel_draw(const bContext *C, Panel *panel)
{
uiLayout *col, *row, *sub;
uiLayout *layout = panel->layout;
PointerRNA *ptr = fmodifier_get_pointers(C, panel, NULL);
uiLayoutSetPropSep(layout, true);
uiLayoutSetPropDecorate(layout, false);
/* Minimums. */
col = uiLayoutColumn(layout, false);
row = uiLayoutRowWithHeading(col, true, IFACE_("Minimum X"));
uiItemR(row, ptr, "use_min_x", 0, "", ICON_NONE);
sub = uiLayoutColumn(row, true);
uiLayoutSetActive(sub, RNA_boolean_get(ptr, "use_min_x"));
uiItemR(sub, ptr, "min_x", 0, "", ICON_NONE);
row = uiLayoutRowWithHeading(col, true, IFACE_("Y"));
uiItemR(row, ptr, "use_min_y", 0, "", ICON_NONE);
sub = uiLayoutColumn(row, true);
uiLayoutSetActive(sub, RNA_boolean_get(ptr, "use_min_y"));
uiItemR(sub, ptr, "min_y", 0, "", ICON_NONE);
/* Maximums. */
col = uiLayoutColumn(layout, false);
row = uiLayoutRowWithHeading(col, true, IFACE_("Maximum X"));
uiItemR(row, ptr, "use_max_x", 0, "", ICON_NONE);
sub = uiLayoutColumn(row, true);
uiLayoutSetActive(sub, RNA_boolean_get(ptr, "use_max_x"));
uiItemR(sub, ptr, "max_x", 0, "", ICON_NONE);
row = uiLayoutRowWithHeading(col, true, IFACE_("Y"));
uiItemR(row, ptr, "use_max_y", 0, "", ICON_NONE);
sub = uiLayoutColumn(row, true);
uiLayoutSetActive(sub, RNA_boolean_get(ptr, "use_max_y"));
uiItemR(sub, ptr, "max_y", 0, "", ICON_NONE);
fmodifier_influence_draw(layout, ptr);
}
static void panel_register_limits(ARegionType *region_type,
const char *id_prefix,
PanelTypePollFn poll_fn)
{
PanelType *panel_type = fmodifier_panel_register(
region_type, FMODIFIER_TYPE_LIMITS, limits_panel_draw, poll_fn, id_prefix);
fmodifier_subpanel_register(region_type,
"frame_range",
"",
fmodifier_frame_range_header_draw,
fmodifier_frame_range_draw,
poll_fn,
panel_type);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Stepped Interpolation Modifier
* \{ */
static void stepped_panel_draw(const bContext *C, Panel *panel)
{
uiLayout *col, *sub, *row;
uiLayout *layout = panel->layout;
PointerRNA *ptr = fmodifier_get_pointers(C, panel, NULL);
uiLayoutSetPropSep(layout, true);
uiLayoutSetPropDecorate(layout, false);
/* Stepping Settings. */
col = uiLayoutColumn(layout, false);
uiItemR(col, ptr, "frame_step", 0, NULL, ICON_NONE);
uiItemR(col, ptr, "frame_offset", 0, NULL, ICON_NONE);
/* Start range settings. */
row = uiLayoutRowWithHeading(layout, true, IFACE_("Start Frame"));
uiItemR(row, ptr, "use_frame_start", 0, "", ICON_NONE);
sub = uiLayoutColumn(row, true);
uiLayoutSetActive(sub, RNA_boolean_get(ptr, "use_frame_start"));
uiItemR(sub, ptr, "frame_start", 0, "", ICON_NONE);
/* End range settings. */
row = uiLayoutRowWithHeading(layout, true, IFACE_("End Frame"));
uiItemR(row, ptr, "use_frame_end", 0, "", ICON_NONE);
sub = uiLayoutColumn(row, true);
uiLayoutSetActive(sub, RNA_boolean_get(ptr, "use_frame_end"));
uiItemR(sub, ptr, "frame_end", 0, "", ICON_NONE);
fmodifier_influence_draw(layout, ptr);
}
static void panel_register_stepped(ARegionType *region_type,
const char *id_prefix,
PanelTypePollFn poll_fn)
{
PanelType *panel_type = fmodifier_panel_register(
region_type, FMODIFIER_TYPE_STEPPED, stepped_panel_draw, poll_fn, id_prefix);
fmodifier_subpanel_register(region_type,
"frame_range",
"",
fmodifier_frame_range_header_draw,
fmodifier_frame_range_draw,
poll_fn,
panel_type);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Panel Creation
* \{ */
/**
* Checks if the panels match the active strip / curve, rebuilds them if they don't.
*/
void ANIM_fmodifier_panels(const bContext *C,
ID *owner_id,
ListBase *fmodifiers,
uiListPanelIDFromDataFunc panel_id_fn)
{
ARegion *region = CTX_wm_region(C);
bool panels_match = UI_panel_list_matches_data(region, fmodifiers, panel_id_fn);
if (!panels_match) {
UI_panels_free_instanced(C, region);
FModifier *fcm = fmodifiers->first;
for (int i = 0; fcm; i++, fcm = fcm->next) {
char panel_idname[MAX_NAME];
panel_id_fn(fcm, panel_idname);
PointerRNA *fcm_ptr = MEM_mallocN(sizeof(PointerRNA), "panel customdata");
RNA_pointer_create(owner_id, &RNA_FModifier, fcm, fcm_ptr);
UI_panel_add_instanced(C, region, &region->panels, panel_idname, fcm_ptr);
}
}
else {
/* Assuming there's only one group of instanced panels, update the custom data pointers. */
Panel *panel = region->panels.first;
LISTBASE_FOREACH (FModifier *, fcm, fmodifiers) {
/* Move to the next instanced panel corresponding to the next modifier. */
while ((panel->type == NULL) || !(panel->type->flag & PANEL_TYPE_INSTANCED)) {
panel = panel->next;
BLI_assert(panel != NULL); /* There shouldn't be fewer panels than modifiers with UIs. */
}
PointerRNA *fcm_ptr = MEM_mallocN(sizeof(PointerRNA), "panel customdata");
RNA_pointer_create(owner_id, &RNA_FModifier, fcm, fcm_ptr);
UI_panel_custom_data_set(panel, fcm_ptr);
panel = panel->next;
}
}
}
void ANIM_modifier_panels_register_graph_and_NLA(ARegionType *region_type,
const char *modifier_panel_prefix,
PanelTypePollFn poll_function)
{
panel_register_generator(region_type, modifier_panel_prefix, poll_function);
panel_register_fn_generator(region_type, modifier_panel_prefix, poll_function);
panel_register_noise(region_type, modifier_panel_prefix, poll_function);
panel_register_envelope(region_type, modifier_panel_prefix, poll_function);
panel_register_limits(region_type, modifier_panel_prefix, poll_function);
panel_register_stepped(region_type, modifier_panel_prefix, poll_function);
}
void ANIM_modifier_panels_register_graph_only(ARegionType *region_type,
const char *modifier_panel_prefix,
PanelTypePollFn poll_function)
{
panel_register_cycles(region_type, modifier_panel_prefix, poll_function);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Copy / Paste Buffer Code
*
* For now, this is also defined in this file so that it can be shared between the graph editor
* and the NLA editor.
* \{ */
/* Copy/Paste Buffer itself (list of FModifier 's) */
static ListBase fmodifier_copypaste_buf = {NULL, NULL};
/* ---------- */
/* free the copy/paste buffer */
void ANIM_fmodifiers_copybuf_free(void)
{
/* just free the whole buffer */
free_fmodifiers(&fmodifier_copypaste_buf);
}
/* copy the given F-Modifiers to the buffer, returning whether anything was copied or not
* assuming that the buffer has been cleared already with ANIM_fmodifiers_copybuf_free()
* - active: only copy the active modifier
*/
bool ANIM_fmodifiers_copy_to_buf(ListBase *modifiers, bool active)
{
bool ok = true;
/* sanity checks */
if (ELEM(NULL, modifiers, modifiers->first)) {
return 0;
}
/* copy the whole list, or just the active one? */
if (active) {
FModifier *fcm = find_active_fmodifier(modifiers);
if (fcm) {
FModifier *fcmN = copy_fmodifier(fcm);
BLI_addtail(&fmodifier_copypaste_buf, fcmN);
}
else {
ok = 0;
}
}
else {
copy_fmodifiers(&fmodifier_copypaste_buf, modifiers);
}
/* did we succeed? */
return ok;
}
/* 'Paste' the F-Modifier(s) from the buffer to the specified list
* - replace: free all the existing modifiers to leave only the pasted ones
*/
bool ANIM_fmodifiers_paste_from_buf(ListBase *modifiers, bool replace, FCurve *curve)
{
FModifier *fcm;
bool ok = false;
/* sanity checks */
if (modifiers == NULL) {
return 0;
}
bool was_cyclic = curve && BKE_fcurve_is_cyclic(curve);
/* if replacing the list, free the existing modifiers */
if (replace) {
free_fmodifiers(modifiers);
}
/* now copy over all the modifiers in the buffer to the end of the list */
for (fcm = fmodifier_copypaste_buf.first; fcm; fcm = fcm->next) {
/* make a copy of it */
FModifier *fcmN = copy_fmodifier(fcm);
fcmN->curve = curve;
/* make sure the new one isn't active, otherwise the list may get several actives */
fcmN->flag &= ~FMODIFIER_FLAG_ACTIVE;
/* now add it to the end of the list */
BLI_addtail(modifiers, fcmN);
ok = 1;
}
/* adding or removing the Cycles modifier requires an update to handles */
if (curve && BKE_fcurve_is_cyclic(curve) != was_cyclic) {
calchandles_fcurve(curve);
}
/* did we succeed? */
return ok;
}
/** \} */
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