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tornavis/source/blender/blenkernel/intern/ipo.cc

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/* SPDX-FileCopyrightText: 2001-2002 NaN Holding BV. All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later */
/** \file
* \ingroup bke
*/
/* NOTE:
*
* This file is no longer used to provide tools for the deprecated IPO system. Instead, it
* is only used to house the conversion code to the new system.
*
* -- Joshua Leung, Jan 2009
*/
#include <cmath>
#include <cstddef>
#include <cstdio>
#include <cstring>
/* since we have versioning code here */
#define DNA_DEPRECATED_ALLOW
#include "DNA_anim_types.h"
#include "DNA_camera_types.h"
#include "DNA_constraint_types.h"
#include "DNA_ipo_types.h"
#include "DNA_key_types.h"
#include "DNA_light_types.h"
#include "DNA_material_types.h"
#include "DNA_nla_types.h"
#include "DNA_object_types.h"
#include "DNA_scene_types.h"
#include "DNA_sequence_types.h"
#include "DNA_world_types.h"
#include "BLI_blenlib.h"
#include "BLI_dynstr.h"
#include "BLI_endian_switch.h"
#include "BLI_string_utils.hh"
#include "BLI_utildefines.h"
#include "BLT_translation.h"
#include "BKE_action.h"
#include "BKE_anim_data.h"
#include "BKE_fcurve.h"
#include "BKE_fcurve_driver.h"
#include "BKE_global.h"
#include "BKE_idtype.h"
#include "BKE_ipo.h"
#include "BKE_key.h"
#include "BKE_lib_id.h"
#include "BKE_lib_query.h"
#include "BKE_main.h"
#include "BKE_nla.h"
#include "CLG_log.h"
#include "MEM_guardedalloc.h"
#include "SEQ_iterator.hh"
#include "BLO_read_write.hh"
#ifdef WIN32
# include "BLI_math_base.h" /* M_PI */
#endif
static CLG_LogRef LOG = {"bke.ipo"};
static void ipo_free_data(ID *id)
{
Ipo *ipo = (Ipo *)id;
IpoCurve *icu, *icn;
int n = 0;
for (icu = static_cast<IpoCurve *>(ipo->curve.first); icu; icu = icn) {
icn = icu->next;
n++;
if (icu->bezt) {
MEM_freeN(icu->bezt);
}
if (icu->bp) {
MEM_freeN(icu->bp);
}
if (icu->driver) {
MEM_freeN(icu->driver);
}
BLI_freelinkN(&ipo->curve, icu);
}
if (G.debug & G_DEBUG) {
printf("Freed %d (Unconverted) Ipo-Curves from IPO '%s'\n", n, ipo->id.name + 2);
}
}
static void ipo_foreach_id(ID *id, LibraryForeachIDData *data)
{
Ipo *ipo = reinterpret_cast<Ipo *>(id);
const int flag = BKE_lib_query_foreachid_process_flags_get(data);
if (flag & IDWALK_DO_DEPRECATED_POINTERS) {
LISTBASE_FOREACH (IpoCurve *, icu, &ipo->curve) {
if (icu->driver) {
BKE_LIB_FOREACHID_PROCESS_IDSUPER(data, icu->driver->ob, IDWALK_CB_NOP);
}
}
}
}
static void ipo_blend_read_data(BlendDataReader *reader, ID *id)
{
Ipo *ipo = (Ipo *)id;
BLO_read_list(reader, &(ipo->curve));
LISTBASE_FOREACH (IpoCurve *, icu, &ipo->curve) {
BLO_read_data_address(reader, &icu->bezt);
BLO_read_data_address(reader, &icu->bp);
BLO_read_data_address(reader, &icu->driver);
/* Undo generic endian switching. */
if (BLO_read_requires_endian_switch(reader)) {
BLI_endian_switch_int16(&icu->blocktype);
if (icu->driver != nullptr) {
/* Undo generic endian switching. */
if (BLO_read_requires_endian_switch(reader)) {
BLI_endian_switch_int16(&icu->blocktype);
if (icu->driver != nullptr) {
BLI_endian_switch_int16(&icu->driver->blocktype);
}
}
}
/* Undo generic endian switching. */
if (BLO_read_requires_endian_switch(reader)) {
BLI_endian_switch_int16(&ipo->blocktype);
if (icu->driver != nullptr) {
BLI_endian_switch_int16(&icu->driver->blocktype);
}
}
}
}
/* Undo generic endian switching. */
if (BLO_read_requires_endian_switch(reader)) {
BLI_endian_switch_int16(&ipo->blocktype);
}
}
IDTypeInfo IDType_ID_IP = {
/*id_code*/ ID_IP,
/*id_filter*/ 0,
/*main_listbase_index*/ INDEX_ID_IP,
/*struct_size*/ sizeof(Ipo),
/*name*/ "Ipo",
/*name_plural*/ N_("ipos"),
/*translation_context*/ "",
/*flags*/ IDTYPE_FLAGS_NO_COPY | IDTYPE_FLAGS_NO_LIBLINKING | IDTYPE_FLAGS_NO_ANIMDATA,
/*asset_type_info*/ nullptr,
/*init_data*/ nullptr,
/*copy_data*/ nullptr,
/*free_data*/ ipo_free_data,
/*make_local*/ nullptr,
/*foreach_id*/ ipo_foreach_id,
/*foreach_cache*/ nullptr,
/*foreach_path*/ nullptr,
/*owner_pointer_get*/ nullptr,
/*blend_write*/ nullptr,
/*blend_read_data*/ ipo_blend_read_data,
/*blend_read_after_liblink*/ nullptr,
/*blend_read_undo_preserve*/ nullptr,
/*lib_override_apply_post*/ nullptr,
};
/* *************************************************** */
/* Old-Data Freeing Tools */
/* *************************************************** */
/* ADRCODE to RNA-Path Conversion Code - Special (Bitflags) */
/* Mapping Table for bitflag <-> RNA path */
struct AdrBit2Path {
int bit;
const char *path;
int array_index;
};
/* ----------------- */
/* Mapping Tables to use bits <-> RNA paths */
/* Object layers */
static AdrBit2Path ob_layer_bits[] = {
{(1 << 0), "layers", 0}, {(1 << 1), "layers", 1}, {(1 << 2), "layers", 2},
{(1 << 3), "layers", 3}, {(1 << 4), "layers", 4}, {(1 << 5), "layers", 5},
{(1 << 6), "layers", 6}, {(1 << 7), "layers", 7}, {(1 << 8), "layers", 8},
{(1 << 9), "layers", 9}, {(1 << 10), "layers", 10}, {(1 << 11), "layers", 11},
{(1 << 12), "layers", 12}, {(1 << 13), "layers", 13}, {(1 << 14), "layers", 14},
{(1 << 15), "layers", 15}, {(1 << 16), "layers", 16}, {(1 << 17), "layers", 17},
{(1 << 18), "layers", 18}, {(1 << 19), "layers", 19},
};
/* ----------------- */
/* quick macro for returning the appropriate array for adrcode_bitmaps_to_paths() */
#define RET_ABP(items) \
{ \
*tot = ARRAY_SIZE(items); \
return items; \
} \
(void)0
/* This function checks if a `blocktype+adrcode` combination, returning a mapping table. */
static AdrBit2Path *adrcode_bitmaps_to_paths(int blocktype, int adrcode, int *tot)
{
/* Object layers */
if ((blocktype == ID_OB) && (adrcode == OB_LAY)) {
RET_ABP(ob_layer_bits);
}
/* XXX TODO: add other types... */
/* Normal curve */
return nullptr;
}
#undef RET_ABP
/* *************************************************** */
/* ADRCODE to RNA-Path Conversion Code - Standard */
/* Object types */
static const char *ob_adrcodes_to_paths(int adrcode, int *array_index)
{
/* Set array index like this in-case nothing sets it correctly. */
*array_index = 0;
/* result depends on adrcode */
switch (adrcode) {
case OB_LOC_X:
*array_index = 0;
return "location";
case OB_LOC_Y:
*array_index = 1;
return "location";
case OB_LOC_Z:
*array_index = 2;
return "location";
case OB_DLOC_X:
*array_index = 0;
return "delta_location";
case OB_DLOC_Y:
*array_index = 1;
return "delta_location";
case OB_DLOC_Z:
*array_index = 2;
return "delta_location";
case OB_ROT_X:
*array_index = 0;
return "rotation_euler";
case OB_ROT_Y:
*array_index = 1;
return "rotation_euler";
case OB_ROT_Z:
*array_index = 2;
return "rotation_euler";
case OB_DROT_X:
*array_index = 0;
return "delta_rotation_euler";
case OB_DROT_Y:
*array_index = 1;
return "delta_rotation_euler";
case OB_DROT_Z:
*array_index = 2;
return "delta_rotation_euler";
case OB_SIZE_X:
*array_index = 0;
return "scale";
case OB_SIZE_Y:
*array_index = 1;
return "scale";
case OB_SIZE_Z:
*array_index = 2;
return "scale";
case OB_DSIZE_X:
*array_index = 0;
return "delta_scale";
case OB_DSIZE_Y:
*array_index = 1;
return "delta_scale";
case OB_DSIZE_Z:
*array_index = 2;
return "delta_scale";
case OB_COL_R:
*array_index = 0;
return "color";
case OB_COL_G:
*array_index = 1;
return "color";
case OB_COL_B:
*array_index = 2;
return "color";
case OB_COL_A:
*array_index = 3;
return "color";
#if 0
case OB_PD_FSTR:
if (ob->pd) {
poin = &(ob->pd->f_strength);
}
break;
case OB_PD_FFALL:
if (ob->pd) {
poin = &(ob->pd->f_power);
}
break;
case OB_PD_SDAMP:
if (ob->pd) {
poin = &(ob->pd->pdef_damp);
}
break;
case OB_PD_RDAMP:
if (ob->pd) {
poin = &(ob->pd->pdef_rdamp);
}
break;
case OB_PD_PERM:
if (ob->pd) {
poin = &(ob->pd->pdef_perm);
}
break;
case OB_PD_FMAXD:
if (ob->pd) {
poin = &(ob->pd->maxdist);
}
break;
#endif
}
return nullptr;
}
/* PoseChannel types
* NOTE: pchan name comes from 'actname' added earlier...
*/
static const char *pchan_adrcodes_to_paths(int adrcode, int *array_index)
{
/* Set array index like this in-case nothing sets it correctly. */
*array_index = 0;
/* result depends on adrcode */
switch (adrcode) {
case AC_QUAT_W:
*array_index = 0;
return "rotation_quaternion";
case AC_QUAT_X:
*array_index = 1;
return "rotation_quaternion";
case AC_QUAT_Y:
*array_index = 2;
return "rotation_quaternion";
case AC_QUAT_Z:
*array_index = 3;
return "rotation_quaternion";
case AC_EUL_X:
*array_index = 0;
return "rotation_euler";
case AC_EUL_Y:
*array_index = 1;
return "rotation_euler";
case AC_EUL_Z:
*array_index = 2;
return "rotation_euler";
case AC_LOC_X:
*array_index = 0;
return "location";
case AC_LOC_Y:
*array_index = 1;
return "location";
case AC_LOC_Z:
*array_index = 2;
return "location";
case AC_SIZE_X:
*array_index = 0;
return "scale";
case AC_SIZE_Y:
*array_index = 1;
return "scale";
case AC_SIZE_Z:
*array_index = 2;
return "scale";
}
/* for debugging only */
CLOG_ERROR(&LOG, "unmatched PoseChannel setting (code %d)", adrcode);
return nullptr;
}
/* Constraint types */
static const char *constraint_adrcodes_to_paths(int adrcode, int *array_index)
{
/* Set array index like this in-case nothing sets it correctly. */
*array_index = 0;
/* result depends on adrcode */
switch (adrcode) {
case CO_ENFORCE:
return "influence";
case CO_HEADTAIL:
/* XXX this needs to be wrapped in RNA.. probably then this path will be invalid. */
return "data.head_tail";
}
return nullptr;
}
/* ShapeKey types
* NOTE: as we don't have access to the keyblock where the data comes from (for now),
* we'll just use numerical indices for now...
*/
static char *shapekey_adrcodes_to_paths(ID *id, int adrcode, int * /*array_index*/)
{
static char buf[128];
/* block will be attached to ID_KE block... */
if (adrcode == 0) {
/* adrcode=0 was the misnamed "speed" curve (now "evaluation time") */
STRNCPY(buf, "eval_time");
}
else {
/* Find the name of the ShapeKey (i.e. KeyBlock) to look for */
Key *key = (Key *)id;
KeyBlock *kb = BKE_keyblock_from_key(key, adrcode);
/* setting that we alter is the "value" (i.e. keyblock.curval) */
if (kb) {
/* Use the keyblock name, escaped, so that path lookups for this will work */
char kb_name_esc[sizeof(kb->name) * 2];
BLI_str_escape(kb_name_esc, kb->name, sizeof(kb_name_esc));
SNPRINTF(buf, "key_blocks[\"%s\"].value", kb_name_esc);
}
else {
/* Fallback - Use the adrcode as index directly, so that this can be manually fixed */
SNPRINTF(buf, "key_blocks[%d].value", adrcode);
}
}
return buf;
}
/* MTex (Texture Slot) types */
static const char *mtex_adrcodes_to_paths(int adrcode, int * /*array_index*/)
{
const char *base = nullptr, *prop = nullptr;
static char buf[128];
/* base part of path */
if (adrcode & MA_MAP1) {
base = "textures[0]";
}
else if (adrcode & MA_MAP2) {
base = "textures[1]";
}
else if (adrcode & MA_MAP3) {
base = "textures[2]";
}
else if (adrcode & MA_MAP4) {
base = "textures[3]";
}
else if (adrcode & MA_MAP5) {
base = "textures[4]";
}
else if (adrcode & MA_MAP6) {
base = "textures[5]";
}
else if (adrcode & MA_MAP7) {
base = "textures[6]";
}
else if (adrcode & MA_MAP8) {
base = "textures[7]";
}
else if (adrcode & MA_MAP9) {
base = "textures[8]";
}
else if (adrcode & MA_MAP10) {
base = "textures[9]";
}
else if (adrcode & MA_MAP11) {
base = "textures[10]";
}
else if (adrcode & MA_MAP12) {
base = "textures[11]";
}
else if (adrcode & MA_MAP13) {
base = "textures[12]";
}
else if (adrcode & MA_MAP14) {
base = "textures[13]";
}
else if (adrcode & MA_MAP15) {
base = "textures[14]";
}
else if (adrcode & MA_MAP16) {
base = "textures[15]";
}
else if (adrcode & MA_MAP17) {
base = "textures[16]";
}
else if (adrcode & MA_MAP18) {
base = "textures[17]";
}
/* property identifier for path */
adrcode = (adrcode & (MA_MAP1 - 1));
switch (adrcode) {
#if 0 /* XXX these are not wrapped in RNA yet! */
case MAP_OFS_X:
poin = &(mtex->ofs[0]);
break;
case MAP_OFS_Y:
poin = &(mtex->ofs[1]);
break;
case MAP_OFS_Z:
poin = &(mtex->ofs[2]);
break;
case MAP_SIZE_X:
poin = &(mtex->size[0]);
break;
case MAP_SIZE_Y:
poin = &(mtex->size[1]);
break;
case MAP_SIZE_Z:
poin = &(mtex->size[2]);
break;
case MAP_R:
poin = &(mtex->r);
break;
case MAP_G:
poin = &(mtex->g);
break;
case MAP_B:
poin = &(mtex->b);
break;
case MAP_DVAR:
poin = &(mtex->def_var);
break;
case MAP_COLF:
poin = &(mtex->colfac);
break;
case MAP_NORF:
poin = &(mtex->norfac);
break;
case MAP_VARF:
poin = &(mtex->varfac);
break;
#endif
case MAP_DISP:
prop = "warp_factor";
break;
}
/* only build and return path if there's a property */
if (prop) {
SNPRINTF(buf, "%s.%s", base, prop);
return buf;
}
return nullptr;
}
/* Texture types */
static const char *texture_adrcodes_to_paths(int adrcode, int *array_index)
{
/* Set array index like this in-case nothing sets it correctly. */
*array_index = 0;
/* result depends on adrcode */
switch (adrcode) {
case TE_NSIZE:
return "noise_size";
case TE_TURB:
return "turbulence";
case TE_NDEPTH: /* XXX texture RNA undefined */
// poin= &(tex->noisedepth); *type= IPO_SHORT; break;
break;
case TE_NTYPE: /* XXX texture RNA undefined */
// poin= &(tex->noisetype); *type= IPO_SHORT; break;
break;
case TE_N_BAS1:
return "noise_basis";
case TE_N_BAS2:
return "noise_basis"; /* XXX this is not yet defined in RNA... */
/* voronoi */
case TE_VNW1:
*array_index = 0;
return "feature_weights";
case TE_VNW2:
*array_index = 1;
return "feature_weights";
case TE_VNW3:
*array_index = 2;
return "feature_weights";
case TE_VNW4:
*array_index = 3;
return "feature_weights";
case TE_VNMEXP:
return "minkovsky_exponent";
case TE_VN_DISTM:
return "distance_metric";
case TE_VN_COLT:
return "color_type";
/* distorted noise / voronoi */
case TE_ISCA:
return "noise_intensity";
/* distorted noise */
case TE_DISTA:
return "distortion_amount";
/* musgrave */
case TE_MG_TYP: /* XXX texture RNA undefined */
// poin= &(tex->stype); *type= IPO_SHORT; break;
break;
case TE_MGH:
return "highest_dimension";
case TE_MG_LAC:
return "lacunarity";
case TE_MG_OCT:
return "octaves";
case TE_MG_OFF:
return "offset";
case TE_MG_GAIN:
return "gain";
case TE_COL_R:
*array_index = 0;
return "rgb_factor";
case TE_COL_G:
*array_index = 1;
return "rgb_factor";
case TE_COL_B:
*array_index = 2;
return "rgb_factor";
case TE_BRIGHT:
return "brightness";
case TE_CONTRA:
return "contrast";
}
return nullptr;
}
/* Material Types */
static const char *material_adrcodes_to_paths(int adrcode, int *array_index)
{
/* Set array index like this in-case nothing sets it correctly. */
*array_index = 0;
/* result depends on adrcode */
switch (adrcode) {
case MA_COL_R:
*array_index = 0;
return "diffuse_color";
case MA_COL_G:
*array_index = 1;
return "diffuse_color";
case MA_COL_B:
*array_index = 2;
return "diffuse_color";
case MA_SPEC_R:
*array_index = 0;
return "specular_color";
case MA_SPEC_G:
*array_index = 1;
return "specular_color";
case MA_SPEC_B:
*array_index = 2;
return "specular_color";
case MA_MIR_R:
*array_index = 0;
return "mirror_color";
case MA_MIR_G:
*array_index = 1;
return "mirror_color";
case MA_MIR_B:
*array_index = 2;
return "mirror_color";
case MA_ALPHA:
return "alpha";
case MA_REF:
return "diffuse_intensity";
case MA_EMIT:
return "emit";
case MA_AMB:
return "ambient";
case MA_SPEC:
return "specular_intensity";
case MA_HARD:
return "specular_hardness";
case MA_SPTR:
return "specular_opacity";
case MA_IOR:
return "ior";
case MA_HASIZE:
return "halo.size";
case MA_TRANSLU:
return "translucency";
case MA_RAYM:
return "raytrace_mirror.reflect";
case MA_FRESMIR:
return "raytrace_mirror.fresnel";
case MA_FRESMIRI:
return "raytrace_mirror.fresnel_factor";
case MA_FRESTRA:
return "raytrace_transparency.fresnel";
case MA_FRESTRAI:
return "raytrace_transparency.fresnel_factor";
case MA_ADD:
return "halo.add";
default: /* for now, we assume that the others were MTex channels */
return mtex_adrcodes_to_paths(adrcode, array_index);
}
return nullptr;
}
/* Camera Types */
static const char *camera_adrcodes_to_paths(int adrcode, int *array_index)
{
/* Set array index like this in-case nothing sets it correctly. */
*array_index = 0;
/* result depends on adrcode */
switch (adrcode) {
case CAM_LENS:
#if 0 /* XXX this cannot be resolved easily... \
* perhaps we assume camera is perspective (works for most cases... */
if (ca->type == CAM_ORTHO) {
return "ortho_scale";
}
else {
return "lens";
}
#else /* XXX lazy hack for now... */
return "lens";
#endif /* XXX this cannot be resolved easily */
case CAM_STA:
return "clip_start";
case CAM_END:
return "clip_end";
#if 0 /* XXX these are not defined in RNA */
case CAM_YF_APERT:
poin = &(ca->YF_aperture);
break;
case CAM_YF_FDIST:
poin = &(ca->dof_distance);
break;
#endif /* XXX these are not defined in RNA */
case CAM_SHIFT_X:
return "shift_x";
case CAM_SHIFT_Y:
return "shift_y";
}
/* unrecognized adrcode, or not-yet-handled ones! */
return nullptr;
}
/* Light Types */
static const char *light_adrcodes_to_paths(int adrcode, int *array_index)
{
/* Set array index like this in-case nothing sets it correctly. */
*array_index = 0;
/* result depends on adrcode */
switch (adrcode) {
case LA_ENERGY:
return "energy";
case LA_COL_R:
*array_index = 0;
return "color";
case LA_COL_G:
*array_index = 1;
return "color";
case LA_COL_B:
*array_index = 2;
return "color";
case LA_DIST:
return "distance";
case LA_SPOTSI:
return "spot_size";
case LA_SPOTBL:
return "spot_blend";
case LA_QUAD1:
return "linear_attenuation";
case LA_QUAD2:
return "quadratic_attenuation";
case LA_HALOINT:
return "halo_intensity";
default: /* for now, we assume that the others were MTex channels */
return mtex_adrcodes_to_paths(adrcode, array_index);
}
/* unrecognized adrcode, or not-yet-handled ones! */
return nullptr;
}
/* Sound Types */
static const char *sound_adrcodes_to_paths(int adrcode, int *array_index)
{
/* Set array index like this in-case nothing sets it correctly. */
*array_index = 0;
/* result depends on adrcode */
switch (adrcode) {
case SND_VOLUME:
return "volume";
case SND_PITCH:
return "pitch";
/* XXX Joshua -- I had wrapped panning in rna,
* but someone commented out, calling it "unused" */
#if 0
case SND_PANNING:
return "panning";
#endif
case SND_ATTEN:
return "attenuation";
}
/* unrecognized adrcode, or not-yet-handled ones! */
return nullptr;
}
/* World Types */
static const char *world_adrcodes_to_paths(int adrcode, int *array_index)
{
/* Set array index like this in-case nothing sets it correctly. */
*array_index = 0;
/* result depends on adrcode */
switch (adrcode) {
case WO_HOR_R:
*array_index = 0;
return "horizon_color";
case WO_HOR_G:
*array_index = 1;
return "horizon_color";
case WO_HOR_B:
*array_index = 2;
return "horizon_color";
case WO_ZEN_R:
*array_index = 0;
return "zenith_color";
case WO_ZEN_G:
*array_index = 1;
return "zenith_color";
case WO_ZEN_B:
*array_index = 2;
return "zenith_color";
case WO_EXPOS:
return "exposure";
case WO_MISI:
return "mist.intensity";
case WO_MISTDI:
return "mist.depth";
case WO_MISTSTA:
return "mist.start";
case WO_MISTHI:
return "mist.height";
default: /* for now, we assume that the others were MTex channels */
return mtex_adrcodes_to_paths(adrcode, array_index);
}
return nullptr;
}
/* Particle Types */
static const char *particle_adrcodes_to_paths(int adrcode, int *array_index)
{
/* Set array index like this in-case nothing sets it correctly. */
*array_index = 0;
/* result depends on adrcode */
switch (adrcode) {
case PART_CLUMP:
return "settings.clump_factor";
case PART_AVE:
return "settings.angular_velocity_factor";
case PART_SIZE:
return "settings.particle_size";
case PART_DRAG:
return "settings.drag_factor";
case PART_BROWN:
return "settings.brownian_factor";
case PART_DAMP:
return "settings.damp_factor";
case PART_LENGTH:
return "settings.length";
case PART_GRAV_X:
*array_index = 0;
return "settings.acceleration";
case PART_GRAV_Y:
*array_index = 1;
return "settings.acceleration";
case PART_GRAV_Z:
*array_index = 2;
return "settings.acceleration";
case PART_KINK_AMP:
return "settings.kink_amplitude";
case PART_KINK_FREQ:
return "settings.kink_frequency";
case PART_KINK_SHAPE:
return "settings.kink_shape";
case PART_BB_TILT:
return "settings.billboard_tilt";
/* PartDeflect needs to be sorted out properly in rna_object_force;
* If anyone else works on this, but is unfamiliar, these particular
* settings reference the particles of the system themselves
* being used as forces -- it will use the same rna structure
* as the similar object forces */
#if 0
case PART_PD_FSTR:
if (part->pd) {
poin = &(part->pd->f_strength);
}
break;
case PART_PD_FFALL:
if (part->pd) {
poin = &(part->pd->f_power);
}
break;
case PART_PD_FMAXD:
if (part->pd) {
poin = &(part->pd->maxdist);
}
break;
case PART_PD2_FSTR:
if (part->pd2) {
poin = &(part->pd2->f_strength);
}
break;
case PART_PD2_FFALL:
if (part->pd2) {
poin = &(part->pd2->f_power);
}
break;
case PART_PD2_FMAXD:
if (part->pd2) {
poin = &(part->pd2->maxdist);
}
break;
#endif
}
return nullptr;
}
/* ------- */
/* Allocate memory for RNA-path for some property given a blocktype, adrcode,
* and 'root' parts of path.
*
* Input:
* - id - the data-block that the curve's IPO block
* is attached to and/or which the new paths will start from
* - blocktype, adrcode - determines setting to get
* - actname, constname, seq - used to build path
* Output:
* - array_index - index in property's array (if applicable) to use
* - return - the allocated path...
*/
static char *get_rna_access(ID *id,
int blocktype,
int adrcode,
char actname[],
char constname[],
Sequence *seq,
int *array_index)
{
DynStr *path = BLI_dynstr_new();
const char *propname = nullptr;
char *rpath = nullptr;
char buf[512];
int dummy_index = 0;
/* hack: if constname is set, we can only be dealing with an Constraint curve */
if (constname) {
blocktype = ID_CO;
}
/* get property name based on blocktype */
switch (blocktype) {
case ID_OB: /* object */
propname = ob_adrcodes_to_paths(adrcode, &dummy_index);
break;
case ID_PO: /* pose channel */
propname = pchan_adrcodes_to_paths(adrcode, &dummy_index);
break;
case ID_KE: /* shapekeys */
propname = shapekey_adrcodes_to_paths(id, adrcode, &dummy_index);
break;
case ID_CO: /* constraint */
propname = constraint_adrcodes_to_paths(adrcode, &dummy_index);
break;
case ID_TE: /* texture */
propname = texture_adrcodes_to_paths(adrcode, &dummy_index);
break;
case ID_MA: /* material */
propname = material_adrcodes_to_paths(adrcode, &dummy_index);
break;
case ID_CA: /* camera */
propname = camera_adrcodes_to_paths(adrcode, &dummy_index);
break;
case ID_LA: /* light */
propname = light_adrcodes_to_paths(adrcode, &dummy_index);
break;
case ID_SO: /* sound */
propname = sound_adrcodes_to_paths(adrcode, &dummy_index);
break;
case ID_WO: /* world */
propname = world_adrcodes_to_paths(adrcode, &dummy_index);
break;
case ID_PA: /* particle */
propname = particle_adrcodes_to_paths(adrcode, &dummy_index);
break;
case ID_CU_LEGACY: /* curve */
/* this used to be a 'dummy' curve which got evaluated on the fly...
* now we've got real var for this!
*/
propname = "eval_time";
break;
/* XXX problematic block-types. */
case ID_SEQ: /* sequencer strip */
/* SEQ_FAC1: */
switch (adrcode) {
case SEQ_FAC1:
propname = "effect_fader";
break;
case SEQ_FAC_SPEED:
propname = "speed_fader";
break;
case SEQ_FAC_OPACITY:
propname = "blend_alpha";
break;
}
/* XXX this doesn't seem to be included anywhere in sequencer RNA... */
// poin= &(seq->facf0);
break;
/* special hacks */
case -1:
/* special case for rotdiff drivers... we don't need a property for this... */
break;
/* TODO: add other block-types. */
default:
CLOG_WARN(&LOG, "No path for blocktype %d, adrcode %d yet", blocktype, adrcode);
break;
}
/* check if any property found
* - blocktype < 0 is special case for a specific type of driver,
* where we don't need a property name...
*/
if ((propname == nullptr) && (blocktype > 0)) {
/* nothing was found, so exit */
if (array_index) {
*array_index = 0;
}
BLI_dynstr_free(path);
return nullptr;
}
if (array_index) {
*array_index = dummy_index;
}
/* 'buf' _must_ be initialized in this block */
/* append preceding bits to path */
/* NOTE: strings are not escaped and they should be! */
if ((actname && actname[0]) && (constname && constname[0])) {
/* Constraint in Pose-Channel */
char actname_esc[sizeof(bActionChannel::name) * 2];
char constname_esc[sizeof(bConstraint::name) * 2];
BLI_str_escape(actname_esc, actname, sizeof(actname_esc));
BLI_str_escape(constname_esc, constname, sizeof(constname_esc));
SNPRINTF(buf, "pose.bones[\"%s\"].constraints[\"%s\"]", actname_esc, constname_esc);
}
else if (actname && actname[0]) {
if ((blocktype == ID_OB) && STREQ(actname, "Object")) {
/* Actionified "Object" IPO's... no extra path stuff needed */
buf[0] = '\0'; /* empty string */
}
else if ((blocktype == ID_KE) && STREQ(actname, "Shape")) {
/* Actionified "Shape" IPO's -
* these are forced onto object level via the action container there... */
STRNCPY(buf, "data.shape_keys");
}
else {
/* Pose-Channel */
char actname_esc[sizeof(bActionChannel::name) * 2];
BLI_str_escape(actname_esc, actname, sizeof(actname_esc));
SNPRINTF(buf, "pose.bones[\"%s\"]", actname_esc);
}
}
else if (constname && constname[0]) {
/* Constraint in Object */
char constname_esc[sizeof(bConstraint::name) * 2];
BLI_str_escape(constname_esc, constname, sizeof(constname_esc));
SNPRINTF(buf, "constraints[\"%s\"]", constname_esc);
}
else if (seq) {
/* Sequence names in Scene */
char seq_name_esc[(sizeof(seq->name) - 2) * 2];
BLI_str_escape(seq_name_esc, seq->name + 2, sizeof(seq_name_esc));
SNPRINTF(buf, "sequence_editor.sequences_all[\"%s\"]", seq_name_esc);
}
else {
buf[0] = '\0'; /* empty string */
}
BLI_dynstr_append(path, buf);
/* need to add dot before property if there was anything preceding this */
if (buf[0]) {
BLI_dynstr_append(path, ".");
}
/* now write name of property */
BLI_dynstr_append(path, propname);
/* if there was no array index pointer provided, add it to the path */
if (array_index == nullptr) {
SNPRINTF(buf, "[\"%d\"]", dummy_index);
BLI_dynstr_append(path, buf);
}
/* convert to normal MEM_malloc'd string */
rpath = BLI_dynstr_get_cstring(path);
BLI_dynstr_free(path);
/* return path... */
return rpath;
}
/* *************************************************** */
/* Conversion Utilities */
/* Convert adrcodes to driver target transform channel types */
static short adrcode_to_dtar_transchan(short adrcode)
{
switch (adrcode) {
case OB_LOC_X:
return DTAR_TRANSCHAN_LOCX;
case OB_LOC_Y:
return DTAR_TRANSCHAN_LOCY;
case OB_LOC_Z:
return DTAR_TRANSCHAN_LOCZ;
case OB_ROT_X:
return DTAR_TRANSCHAN_ROTX;
case OB_ROT_Y:
return DTAR_TRANSCHAN_ROTY;
case OB_ROT_Z:
return DTAR_TRANSCHAN_ROTZ;
case OB_SIZE_X:
return DTAR_TRANSCHAN_SCALEX;
case OB_SIZE_Y:
return DTAR_TRANSCHAN_SCALEX;
case OB_SIZE_Z:
return DTAR_TRANSCHAN_SCALEX;
default:
return 0;
}
}
/* Convert IpoDriver to ChannelDriver - will free the old data (i.e. the old driver) */
static ChannelDriver *idriver_to_cdriver(IpoDriver *idriver)
{
ChannelDriver *cdriver;
/* allocate memory for new driver */
cdriver = static_cast<ChannelDriver *>(MEM_callocN(sizeof(ChannelDriver), "ChannelDriver"));
/* if 'pydriver', just copy data across */
if (idriver->type == IPO_DRIVER_TYPE_PYTHON) {
/* PyDriver only requires the expression to be copied */
/* FIXME: expression will be useless due to API changes, but at least not totally lost */
cdriver->type = DRIVER_TYPE_PYTHON;
if (idriver->name[0]) {
STRNCPY(cdriver->expression, idriver->name);
}
}
else {
DriverVar *dvar = nullptr;
DriverTarget *dtar = nullptr;
/* this should be ok for all types here... */
cdriver->type = DRIVER_TYPE_AVERAGE;
/* what to store depends on the 'blocktype' - object or posechannel */
if (idriver->blocktype == ID_AR) { /* PoseChannel */
if (idriver->adrcode == OB_ROT_DIFF) {
/* Rotational Difference requires a special type of variable */
dvar = driver_add_new_variable(cdriver);
driver_change_variable_type(dvar, DVAR_TYPE_ROT_DIFF);
/* first bone target */
dtar = &dvar->targets[0];
dtar->id = (ID *)idriver->ob;
dtar->idtype = ID_OB;
if (idriver->name[0]) {
STRNCPY(dtar->pchan_name, idriver->name);
}
/* second bone target (name was stored in same var as the first one) */
dtar = &dvar->targets[1];
dtar->id = (ID *)idriver->ob;
dtar->idtype = ID_OB;
if (idriver->name[0]) { /* XXX: for safety. */
STRNCPY(dtar->pchan_name, idriver->name + DRIVER_NAME_OFFS);
}
}
else {
/* only a single variable, of type 'transform channel' */
dvar = driver_add_new_variable(cdriver);
driver_change_variable_type(dvar, DVAR_TYPE_TRANSFORM_CHAN);
/* only requires a single target */
dtar = &dvar->targets[0];
dtar->id = (ID *)idriver->ob;
dtar->idtype = ID_OB;
if (idriver->name[0]) {
STRNCPY(dtar->pchan_name, idriver->name);
}
dtar->transChan = adrcode_to_dtar_transchan(idriver->adrcode);
dtar->flag |= DTAR_FLAG_LOCALSPACE; /* old drivers took local space */
}
}
else { /* Object */
/* only a single variable, of type 'transform channel' */
dvar = driver_add_new_variable(cdriver);
driver_change_variable_type(dvar, DVAR_TYPE_TRANSFORM_CHAN);
/* only requires single target */
dtar = &dvar->targets[0];
dtar->id = (ID *)idriver->ob;
dtar->idtype = ID_OB;
dtar->transChan = adrcode_to_dtar_transchan(idriver->adrcode);
}
}
/* return the new one */
return cdriver;
}
/* Add F-Curve to the correct list
* - grpname is needed to be used as group name where relevant, and is usually derived from actname
*/
static void fcurve_add_to_list(
ListBase *groups, ListBase *list, FCurve *fcu, char *grpname, int muteipo)
{
/* If we're adding to an action, we will have groups to write to... */
if (groups && grpname) {
/* wrap the pointers given into a dummy action that we pass to the API func
* and extract the resultant lists...
*/
bAction tmp_act;
bActionGroup *agrp = nullptr;
/* init the temp action */
memset(&tmp_act, 0, sizeof(bAction)); /* XXX: Only enable this line if we get errors. */
tmp_act.groups.first = groups->first;
tmp_act.groups.last = groups->last;
tmp_act.curves.first = list->first;
tmp_act.curves.last = list->last;
/* XXX: The other vars don't need to be filled in. */
/* get the group to use */
agrp = BKE_action_group_find_name(&tmp_act, grpname);
/* no matching group, so add one */
if (agrp == nullptr) {
/* Add a new group, and make it active */
agrp = static_cast<bActionGroup *>(MEM_callocN(sizeof(bActionGroup), "bActionGroup"));
agrp->flag = AGRP_SELECTED;
if (muteipo) {
agrp->flag |= AGRP_MUTED;
}
STRNCPY(agrp->name, grpname);
BLI_addtail(&tmp_act.groups, agrp);
BLI_uniquename(&tmp_act.groups,
agrp,
DATA_("Group"),
'.',
offsetof(bActionGroup, name),
sizeof(agrp->name));
}
/* add F-Curve to group */
/* WARNING: this func should only need to look at the stuff we initialized,
* if not, things may crash. */
action_groups_add_channel(&tmp_act, agrp, fcu);
if (agrp->flag & AGRP_MUTED) { /* flush down */
fcu->flag |= FCURVE_MUTED;
}
/* set the output lists based on the ones in the temp action */
groups->first = tmp_act.groups.first;
groups->last = tmp_act.groups.last;
list->first = tmp_act.curves.first;
list->last = tmp_act.curves.last;
}
else {
/* simply add the F-Curve to the end of the given list */
BLI_addtail(list, fcu);
}
}
/**
* Convert IPO-Curve to F-Curve (including Driver data), and free any of the old data that
* is not relevant, BUT do not free the IPO-Curve itself...
*
* \param actname: name of Action-Channel (if applicable) that IPO-Curve's IPO-block belonged to.
* \param constname: name of Constraint-Channel (if applicable)
* that IPO-Curve's IPO-block belonged to \a seq.
* \param seq: sequencer-strip (if applicable) that IPO-Curve's IPO-block belonged to.
*/
static void icu_to_fcurves(ID *id,
ListBase *groups,
ListBase *list,
IpoCurve *icu,
char *actname,
char *constname,
Sequence *seq,
int muteipo)
{
AdrBit2Path *abp;
FCurve *fcu;
int totbits;
/* allocate memory for a new F-Curve */
fcu = BKE_fcurve_create();
/* convert driver */
if (icu->driver) {
fcu->driver = idriver_to_cdriver(icu->driver);
}
/* copy flags */
if (icu->flag & IPO_VISIBLE) {
fcu->flag |= FCURVE_VISIBLE;
}
if (icu->flag & IPO_SELECT) {
fcu->flag |= FCURVE_SELECTED;
}
if (icu->flag & IPO_ACTIVE) {
fcu->flag |= FCURVE_ACTIVE;
}
if (icu->flag & IPO_MUTE) {
fcu->flag |= FCURVE_MUTED;
}
if (icu->flag & IPO_PROTECT) {
fcu->flag |= FCURVE_PROTECTED;
}
/* set extrapolation */
switch (icu->extrap) {
case IPO_HORIZ: /* constant extrapolation */
case IPO_DIR: /* linear extrapolation */
{
/* just copy, as the new defines match the old ones... */
fcu->extend = icu->extrap;
break;
}
case IPO_CYCL: /* cyclic extrapolation */
case IPO_CYCLX: /* cyclic extrapolation + offset */
{
/* Add a new FModifier (Cyclic) instead of setting extend value
* as that's the new equivalent of that option.
*/
FModifier *fcm = add_fmodifier(&fcu->modifiers, FMODIFIER_TYPE_CYCLES, fcu);
FMod_Cycles *data = (FMod_Cycles *)fcm->data;
/* if 'offset' one is in use, set appropriate settings */
if (icu->extrap == IPO_CYCLX) {
data->before_mode = data->after_mode = FCM_EXTRAPOLATE_CYCLIC_OFFSET;
}
else {
data->before_mode = data->after_mode = FCM_EXTRAPOLATE_CYCLIC;
}
break;
}
}
/* -------- */
/* get adrcode <-> bitflags mapping to handle nasty bitflag curves? */
abp = adrcode_bitmaps_to_paths(icu->blocktype, icu->adrcode, &totbits);
if (abp && totbits) {
FCurve *fcurve;
int b;
if (G.debug & G_DEBUG) {
printf("\tconvert bitflag ipocurve, totbits = %d\n", totbits);
}
/* add the 'only int values' flag */
fcu->flag |= (FCURVE_INT_VALUES | FCURVE_DISCRETE_VALUES);
/* for each bit we have to remap + check for:
* 1) we need to make copy the existing F-Curve data (fcu -> fcurve),
* except for the last one which will use the original
* 2) copy the relevant path info across
* 3) filter the keyframes for the flag of interest
*/
for (b = 0; b < totbits; b++, abp++) {
uint i = 0;
/* make a copy of existing base-data if not the last curve */
if (b < (totbits - 1)) {
fcurve = BKE_fcurve_copy(fcu);
}
else {
fcurve = fcu;
}
/* set path */
fcurve->rna_path = BLI_strdup(abp->path);
fcurve->array_index = abp->array_index;
/* Convert keyframes:
* - Beztriples and bpoints are mutually exclusive,
* so we won't have both at the same time.
* - Beztriples are more likely to be encountered as they are keyframes
* (the other type wasn't used yet).
*/
fcurve->totvert = icu->totvert;
if (icu->bezt) {
BezTriple *dst, *src;
/* allocate new array for keyframes/beztriples */
fcurve->bezt = static_cast<BezTriple *>(
MEM_callocN(sizeof(BezTriple) * fcurve->totvert, "BezTriples"));
/* loop through copying all BezTriples individually, as we need to modify a few things */
for (dst = fcurve->bezt, src = icu->bezt, i = 0; i < fcurve->totvert; i++, dst++, src++) {
/* firstly, copy BezTriple data */
*dst = *src;
/* interpolation can only be constant... */
dst->ipo = BEZT_IPO_CONST;
/* 'hide' flag is now used for keytype - only 'keyframes' existed before */
dst->hide = BEZT_KEYTYPE_KEYFRAME;
/* auto-handles - per curve to per handle */
if (icu->flag & IPO_AUTO_HORIZ) {
if (dst->h1 == HD_AUTO) {
dst->h1 = HD_AUTO_ANIM;
}
if (dst->h2 == HD_AUTO) {
dst->h2 = HD_AUTO_ANIM;
}
}
/* correct values, by checking if the flag of interest is set */
if (int(dst->vec[1][1]) & (abp->bit)) {
dst->vec[0][1] = dst->vec[1][1] = dst->vec[2][1] = 1.0f;
}
else {
dst->vec[0][1] = dst->vec[1][1] = dst->vec[2][1] = 0.0f;
}
}
}
else if (icu->bp) {
/* TODO: need to convert from BPoint type to the more compact FPoint type...
* but not priority, since no data used this. */
// BPoint *bp;
// FPoint *fpt;
}
/* add new F-Curve to list */
fcurve_add_to_list(groups, list, fcurve, actname, muteipo);
}
}
else {
uint i = 0;
/* get rna-path
* - we will need to set the 'disabled' flag if no path is able to be made (for now)
*/
fcu->rna_path = get_rna_access(
id, icu->blocktype, icu->adrcode, actname, constname, seq, &fcu->array_index);
if (fcu->rna_path == nullptr) {
fcu->flag |= FCURVE_DISABLED;
}
/* Convert keyframes:
* - Beztriples and bpoints are mutually exclusive, so we won't have both at the same time.
* - Beztriples are more likely to be encountered as they are keyframes
* (the other type wasn't used yet).
*/
fcu->totvert = icu->totvert;
if (icu->bezt) {
BezTriple *dst, *src;
/* allocate new array for keyframes/beztriples */
fcu->bezt = static_cast<BezTriple *>(
MEM_callocN(sizeof(BezTriple) * fcu->totvert, "BezTriples"));
/* loop through copying all BezTriples individually, as we need to modify a few things */
for (dst = fcu->bezt, src = icu->bezt, i = 0; i < fcu->totvert; i++, dst++, src++) {
/* firstly, copy BezTriple data */
*dst = *src;
/* now copy interpolation from curve (if not already set) */
if (icu->ipo != IPO_MIXED) {
dst->ipo = icu->ipo;
}
/* 'hide' flag is now used for keytype - only 'keyframes' existed before */
dst->hide = BEZT_KEYTYPE_KEYFRAME;
/* auto-handles - per curve to per handle */
if (icu->flag & IPO_AUTO_HORIZ) {
if (dst->h1 == HD_AUTO) {
dst->h1 = HD_AUTO_ANIM;
}
if (dst->h2 == HD_AUTO) {
dst->h2 = HD_AUTO_ANIM;
}
}
/* correct values for euler rotation curves
* - they were degrees/10
* - we need radians for RNA to do the right thing
*/
if (((icu->blocktype == ID_OB) && ELEM(icu->adrcode, OB_ROT_X, OB_ROT_Y, OB_ROT_Z)) ||
((icu->blocktype == ID_PO) && ELEM(icu->adrcode, AC_EUL_X, AC_EUL_Y, AC_EUL_Z)))
{
const float fac = float(M_PI) / 18.0f; /* `10.0f * M_PI/180.0f`. */
dst->vec[0][1] *= fac;
dst->vec[1][1] *= fac;
dst->vec[2][1] *= fac;
}
/* correct values for path speed curves
* - their values were 0-1
* - we now need as 'frames'
*/
if ((id) && (icu->blocktype == GS(id->name)) &&
(fcu->rna_path && STREQ(fcu->rna_path, "eval_time")))
{
Curve *cu = (Curve *)id;
dst->vec[0][1] *= cu->pathlen;
dst->vec[1][1] *= cu->pathlen;
dst->vec[2][1] *= cu->pathlen;
}
/* correct times for rotation drivers
* - need to go from degrees to radians...
* - there's only really 1 target to worry about
* - were also degrees/10
*/
if (fcu->driver && fcu->driver->variables.first) {
DriverVar *dvar = static_cast<DriverVar *>(fcu->driver->variables.first);
DriverTarget *dtar = &dvar->targets[0];
if (ELEM(dtar->transChan, DTAR_TRANSCHAN_ROTX, DTAR_TRANSCHAN_ROTY, DTAR_TRANSCHAN_ROTZ))
{
const float fac = float(M_PI) / 18.0f;
dst->vec[0][0] *= fac;
dst->vec[1][0] *= fac;
dst->vec[2][0] *= fac;
}
}
/* correct values for sequencer curves, that were not locked to frame */
if (seq && (seq->flag & SEQ_IPO_FRAME_LOCKED) == 0) {
const float mul = (seq->enddisp - seq->startdisp) / 100.0f;
const float offset = seq->startdisp;
dst->vec[0][0] *= mul;
dst->vec[0][0] += offset;
dst->vec[1][0] *= mul;
dst->vec[1][0] += offset;
dst->vec[2][0] *= mul;
dst->vec[2][0] += offset;
}
}
}
else if (icu->bp) {
/* TODO: need to convert from BPoint type to the more compact FPoint type...
* but not priority, since no data used this */
// BPoint *bp;
// FPoint *fpt;
}
/* add new F-Curve to list */
fcurve_add_to_list(groups, list, fcu, actname, muteipo);
}
}
/* ------------------------- */
/* Convert IPO-block (i.e. all its IpoCurves) to the new system.
* This does not assume that any ID or AnimData uses it, but does assume that
* it is given two lists, which it will perform driver/animation-data separation.
*/
static void ipo_to_animato(ID *id,
Ipo *ipo,
char actname[],
char constname[],
Sequence *seq,
ListBase *animgroups,
ListBase *anim,
ListBase *drivers)
{
IpoCurve *icu;
/* sanity check */
if (ELEM(nullptr, ipo, anim, drivers)) {
return;
}
if (G.debug & G_DEBUG) {
printf("ipo_to_animato\n");
}
/* validate actname and constname
* - clear actname if it was one of the generic <builtin> ones (i.e. 'Object', or 'Shapes')
* - actname can then be used to assign F-Curves in Action to Action Groups
* (i.e. thus keeping the benefits that used to be provided by Action Channels for grouping
* F-Curves for bones). This may be added later... for now let's just dump without them...
*/
if (actname) {
if ((ipo->blocktype == ID_OB) && STREQ(actname, "Object")) {
actname = nullptr;
}
else if ((ipo->blocktype == ID_OB) && STREQ(actname, "Shape")) {
actname = nullptr;
}
}
/* loop over IPO-Curves, freeing as we progress */
LISTBASE_FOREACH (IpoCurve *, icu, &ipo->curve) {
/* Since an IPO-Curve may end up being made into many F-Curves (i.e. bitflag curves),
* we figure out the best place to put the channel,
* then tell the curve-converter to just dump there. */
if (icu->driver) {
/* Blender 2.4x allowed empty drivers,
* but we don't now, since they cause more trouble than they're worth. */
if ((icu->driver->ob) || (icu->driver->type == IPO_DRIVER_TYPE_PYTHON)) {
icu_to_fcurves(id, nullptr, drivers, icu, actname, constname, seq, ipo->muteipo);
}
else {
MEM_freeN(icu->driver);
icu->driver = nullptr;
}
}
else {
icu_to_fcurves(id, animgroups, anim, icu, actname, constname, seq, ipo->muteipo);
}
}
/* if this IPO block doesn't have any users after this one, free... */
id_us_min(&ipo->id);
if (ID_REAL_USERS(ipo) <= 0) {
IpoCurve *icn;
for (icu = static_cast<IpoCurve *>(ipo->curve.first); icu; icu = icn) {
icn = icu->next;
/* free driver */
if (icu->driver) {
MEM_freeN(icu->driver);
}
/* free old data of curve now that it's no longer needed for converting any more curves */
if (icu->bezt) {
MEM_freeN(icu->bezt);
}
if (icu->bp) {
MEM_freeN(icu->bezt);
}
/* free this IPO-Curve */
BLI_freelinkN(&ipo->curve, icu);
}
}
}
/* Convert Action-block to new system, separating animation and drivers
* New curves may not be converted directly into the given Action (i.e. for Actions linked
* to Objects, where ob->ipo and ob->action need to be combined).
* NOTE: we need to be careful here, as same data-structs are used for new system too!
*/
static void action_to_animato(
ID *id, bAction *act, ListBase *groups, ListBase *curves, ListBase *drivers)
{
bActionChannel *achan, *achann;
bConstraintChannel *conchan, *conchann;
/* only continue if there are Action Channels (indicating unconverted data) */
if (BLI_listbase_is_empty(&act->chanbase)) {
return;
}
/* get rid of all Action Groups */
/* XXX this is risky if there's some old + some new data in the Action... */
if (act->groups.first) {
BLI_freelistN(&act->groups);
}
/* loop through Action-Channels, converting data, freeing as we go */
for (achan = static_cast<bActionChannel *>(act->chanbase.first); achan; achan = achann) {
/* get pointer to next Action Channel */
achann = achan->next;
/* convert Action Channel's IPO data */
if (achan->ipo) {
ipo_to_animato(id, achan->ipo, achan->name, nullptr, nullptr, groups, curves, drivers);
id_us_min(&achan->ipo->id);
achan->ipo = nullptr;
}
/* convert constraint channel IPO-data */
for (conchan = static_cast<bConstraintChannel *>(achan->constraintChannels.first); conchan;
conchan = conchann)
{
/* get pointer to next Constraint Channel */
conchann = conchan->next;
/* convert Constraint Channel's IPO data */
if (conchan->ipo) {
ipo_to_animato(
id, conchan->ipo, achan->name, conchan->name, nullptr, groups, curves, drivers);
id_us_min(&conchan->ipo->id);
conchan->ipo = nullptr;
}
/* free Constraint Channel */
BLI_freelinkN(&achan->constraintChannels, conchan);
}
/* free Action Channel */
BLI_freelinkN(&act->chanbase, achan);
}
}
/* ------------------------- */
/* Convert IPO-block (i.e. all its IpoCurves) for some ID to the new system
* This assumes that AnimData has been added already. Separation of drivers
* from animation data is accomplished here too...
*/
static void ipo_to_animdata(
Main *bmain, ID *id, Ipo *ipo, char actname[], char constname[], Sequence *seq)
{
AnimData *adt = BKE_animdata_from_id(id);
ListBase anim = {nullptr, nullptr};
ListBase drivers = {nullptr, nullptr};
/* sanity check */
if (ELEM(nullptr, id, ipo)) {
return;
}
if (adt == nullptr) {
CLOG_ERROR(&LOG, "adt invalid");
return;
}
if (G.debug & G_DEBUG) {
printf("ipo to animdata - ID:%s, IPO:%s, actname:%s constname:%s seqname:%s curves:%d\n",
id->name + 2,
ipo->id.name + 2,
(actname) ? actname : "<None>",
(constname) ? constname : "<None>",
(seq) ? (seq->name + 2) : "<None>",
BLI_listbase_count(&ipo->curve));
}
/* Convert curves to animato system
* (separated into separate lists of F-Curves for animation and drivers),
* and the try to put these lists in the right places, but do not free the lists here. */
/* XXX there shouldn't be any need for the groups, so don't supply pointer for that now... */
ipo_to_animato(id, ipo, actname, constname, seq, nullptr, &anim, &drivers);
/* deal with animation first */
if (anim.first) {
if (G.debug & G_DEBUG) {
printf("\thas anim\n");
}
/* try to get action */
if (adt->action == nullptr) {
char nameBuf[MAX_ID_NAME];
SNPRINTF(nameBuf, "CDA:%s", ipo->id.name + 2);
adt->action = BKE_action_add(bmain, nameBuf);
if (G.debug & G_DEBUG) {
printf("\t\tadded new action - '%s'\n", nameBuf);
}
}
/* add F-Curves to action */
BLI_movelisttolist(&adt->action->curves, &anim);
}
/* deal with drivers */
if (drivers.first) {
if (G.debug & G_DEBUG) {
printf("\thas drivers\n");
}
/* add drivers to end of driver stack */
BLI_movelisttolist(&adt->drivers, &drivers);
}
}
/* Convert Action-block to new system
* NOTE: we need to be careful here, as same data-structs are used for new system too!
*/
static void action_to_animdata(ID *id, bAction *act)
{
AnimData *adt = BKE_animdata_from_id(id);
/* only continue if there are Action Channels (indicating unconverted data) */
if (ELEM(nullptr, adt, act->chanbase.first)) {
return;
}
/* check if we need to set this Action as the AnimData's action */
if (adt->action == nullptr) {
/* set this Action as AnimData's Action */
if (G.debug & G_DEBUG) {
printf("act_to_adt - set adt action to act\n");
}
adt->action = act;
}
/* convert Action data */
action_to_animato(id, act, &adt->action->groups, &adt->action->curves, &adt->drivers);
}
/* ------------------------- */
/* TODO:
* - NLA group duplicators info
* - NLA curve/stride modifiers... */
/* Convert NLA-Strip to new system */
static void nlastrips_to_animdata(ID *id, ListBase *strips)
{
AnimData *adt = BKE_animdata_from_id(id);
NlaTrack *nlt = nullptr;
NlaStrip *strip;
bActionStrip *as, *asn;
/* for each one of the original strips, convert to a new strip and free the old... */
for (as = static_cast<bActionStrip *>(strips->first); as; as = asn) {
asn = as->next;
/* this old strip is only worth something if it had an action... */
if (as->act) {
/* convert Action data (if not yet converted), storing the results in the same Action */
action_to_animato(id, as->act, &as->act->groups, &as->act->curves, &adt->drivers);
/* Create a new-style NLA-strip which references this Action,
* then copy over relevant settings. */
{
/* init a new strip, and assign the action to it
* - no need to muck around with the user-counts, since this is just
* passing over the ref to the new owner, not creating an additional ref
*/
strip = static_cast<NlaStrip *>(MEM_callocN(sizeof(NlaStrip), "NlaStrip"));
strip->act = as->act;
/* endpoints */
strip->start = as->start;
strip->end = as->end;
strip->actstart = as->actstart;
strip->actend = as->actend;
/* action reuse */
strip->repeat = as->repeat;
strip->scale = as->scale;
if (as->flag & ACTSTRIP_LOCK_ACTION) {
strip->flag |= NLASTRIP_FLAG_SYNC_LENGTH;
}
/* blending */
strip->blendin = as->blendin;
strip->blendout = as->blendout;
strip->blendmode = (as->mode == ACTSTRIPMODE_ADD) ? NLASTRIP_MODE_ADD :
NLASTRIP_MODE_REPLACE;
if (as->flag & ACTSTRIP_AUTO_BLENDS) {
strip->flag |= NLASTRIP_FLAG_AUTO_BLENDS;
}
/* assorted setting flags */
if (as->flag & ACTSTRIP_SELECT) {
strip->flag |= NLASTRIP_FLAG_SELECT;
}
if (as->flag & ACTSTRIP_ACTIVE) {
strip->flag |= NLASTRIP_FLAG_ACTIVE;
}
if (as->flag & ACTSTRIP_MUTE) {
strip->flag |= NLASTRIP_FLAG_MUTED;
}
if (as->flag & ACTSTRIP_REVERSE) {
strip->flag |= NLASTRIP_FLAG_REVERSE;
}
/* by default, we now always extrapolate, while in the past this was optional */
if ((as->flag & ACTSTRIP_HOLDLASTFRAME) == 0) {
strip->extendmode = NLASTRIP_EXTEND_NOTHING;
}
}
/* Try to add this strip to the current NLA-Track
* (i.e. the 'last' one on the stack at the moment). */
if (BKE_nlatrack_add_strip(nlt, strip, false) == 0) {
/* trying to add to the current failed (no space),
* so add a new track to the stack, and add to that...
*/
nlt = BKE_nlatrack_new_tail(&adt->nla_tracks, false);
BKE_nlatrack_set_active(&adt->nla_tracks, nlt);
BKE_nlatrack_add_strip(nlt, strip, false);
}
/* ensure that strip has a name */
BKE_nlastrip_validate_name(adt, strip);
}
/* modifiers */
/* FIXME: for now, we just free them... */
if (as->modifiers.first) {
BLI_freelistN(&as->modifiers);
}
/* free the old strip */
BLI_freelinkN(strips, as);
}
}
struct Seq_callback_data {
Main *bmain;
Scene *scene;
AnimData *adt;
};
static bool seq_convert_callback(Sequence *seq, void *userdata)
{
IpoCurve *icu = static_cast<IpoCurve *>((seq->ipo) ? seq->ipo->curve.first : nullptr);
short adrcode = SEQ_FAC1;
if (G.debug & G_DEBUG) {
printf("\tconverting sequence strip %s\n", seq->name + 2);
}
if (ELEM(nullptr, seq->ipo, icu)) {
seq->flag |= SEQ_USE_EFFECT_DEFAULT_FADE;
return true;
}
/* Patch `adrcode`, so that we can map to different DNA variables later (semi-hack (tm)). */
switch (seq->type) {
case SEQ_TYPE_IMAGE:
case SEQ_TYPE_META:
case SEQ_TYPE_SCENE:
case SEQ_TYPE_MOVIE:
case SEQ_TYPE_COLOR:
adrcode = SEQ_FAC_OPACITY;
break;
case SEQ_TYPE_SPEED:
adrcode = SEQ_FAC_SPEED;
break;
}
icu->adrcode = adrcode;
Seq_callback_data *cd = (Seq_callback_data *)userdata;
/* convert IPO */
ipo_to_animdata(cd->bmain, (ID *)cd->scene, seq->ipo, nullptr, nullptr, seq);
if (cd->adt->action) {
cd->adt->action->idroot = ID_SCE; /* scene-rooted */
}
id_us_min(&seq->ipo->id);
seq->ipo = nullptr;
return true;
}
/* *************************************************** */
/* External API - Only Called from do_versions() */
void do_versions_ipos_to_animato(Main *bmain)
{
ListBase drivers = {nullptr, nullptr};
ID *id;
if (bmain == nullptr) {
CLOG_ERROR(&LOG, "Argh! Main is nullptr");
return;
}
/* only convert if version is right */
if (bmain->versionfile >= 250) {
CLOG_WARN(&LOG, "Animation data too new to convert (Version %d)", bmain->versionfile);
return;
}
if (G.debug & G_DEBUG) {
printf("INFO: Converting to Animato...\n");
}
/* ----------- Animation Attached to Data -------------- */
/* objects */
for (id = static_cast<ID *>(bmain->objects.first); id; id = static_cast<ID *>(id->next)) {
Object *ob = (Object *)id;
bConstraintChannel *conchan, *conchann;
if (G.debug & G_DEBUG) {
printf("\tconverting ob %s\n", id->name + 2);
}
/* check if object has any animation data */
if (ob->nlastrips.first) {
/* Add AnimData block */
BKE_animdata_ensure_id(id);
/* IPO first to take into any non-NLA'd Object Animation */
if (ob->ipo) {
ipo_to_animdata(bmain, id, ob->ipo, nullptr, nullptr, nullptr);
/* No need to id_us_min ipo ID here, ipo_to_animdata already does it. */
ob->ipo = nullptr;
}
/* Action is skipped since it'll be used by some strip in the NLA anyway,
* causing errors with evaluation in the new evaluation pipeline
*/
if (ob->action) {
id_us_min(&ob->action->id);
ob->action = nullptr;
}
/* finally NLA */
nlastrips_to_animdata(id, &ob->nlastrips);
}
else if ((ob->ipo) || (ob->action)) {
/* Add AnimData block */
AnimData *adt = BKE_animdata_ensure_id(id);
/* Action first - so that Action name get conserved */
if (ob->action) {
action_to_animdata(id, ob->action);
/* Only decrease user-count if this Action isn't now being used by AnimData. */
if (ob->action != adt->action) {
id_us_min(&ob->action->id);
ob->action = nullptr;
}
}
/* IPO second... */
if (ob->ipo) {
ipo_to_animdata(bmain, id, ob->ipo, nullptr, nullptr, nullptr);
/* No need to id_us_min ipo ID here, ipo_to_animdata already does it. */
ob->ipo = nullptr;
}
}
/* check PoseChannels for constraints with local data */
if (ob->pose) {
LISTBASE_FOREACH (bPoseChannel *, pchan, &ob->pose->chanbase) {
LISTBASE_FOREACH (bConstraint *, con, &pchan->constraints) {
/* if constraint has own IPO, convert add these to Object
* (NOTE: they're most likely to be drivers too)
*/
if (con->ipo) {
/* Verify if there's AnimData block */
BKE_animdata_ensure_id(id);
/* although this was the constraint's local IPO, we still need to provide pchan + con
* so that drivers can be added properly...
*/
ipo_to_animdata(bmain, id, con->ipo, pchan->name, con->name, nullptr);
id_us_min(&con->ipo->id);
con->ipo = nullptr;
}
}
}
}
/* check constraints for local IPO's */
LISTBASE_FOREACH (bConstraint *, con, &ob->constraints) {
/* if constraint has own IPO, convert add these to Object
* (NOTE: they're most likely to be drivers too)
*/
if (con->ipo) {
/* Verify if there's AnimData block, just in case */
BKE_animdata_ensure_id(id);
/* although this was the constraint's local IPO, we still need to provide con
* so that drivers can be added properly...
*/
ipo_to_animdata(bmain, id, con->ipo, nullptr, con->name, nullptr);
id_us_min(&con->ipo->id);
con->ipo = nullptr;
}
/* check for Action Constraint */
/* XXX do we really want to do this here? */
}
/* check constraint channels - we need to remove them anyway... */
if (ob->constraintChannels.first) {
for (conchan = static_cast<bConstraintChannel *>(ob->constraintChannels.first); conchan;
conchan = conchann)
{
/* get pointer to next Constraint Channel */
conchann = conchan->next;
/* convert Constraint Channel's IPO data */
if (conchan->ipo) {
/* Verify if there's AnimData block */
BKE_animdata_ensure_id(id);
ipo_to_animdata(bmain, id, conchan->ipo, nullptr, conchan->name, nullptr);
id_us_min(&conchan->ipo->id);
conchan->ipo = nullptr;
}
/* free Constraint Channel */
BLI_freelinkN(&ob->constraintChannels, conchan);
}
}
/* object's action will always be object-rooted */
{
AnimData *adt = BKE_animdata_from_id(id);
if (adt && adt->action) {
adt->action->idroot = ID_OB;
}
}
}
/* shapekeys */
for (id = static_cast<ID *>(bmain->shapekeys.first); id; id = static_cast<ID *>(id->next)) {
Key *key = (Key *)id;
if (G.debug & G_DEBUG) {
printf("\tconverting key %s\n", id->name + 2);
}
/* we're only interested in the IPO
* NOTE: for later, it might be good to port these over to Object instead, as many of these
* are likely to be drivers, but it's hard to trace that from here, so move this to Ob loop?
*/
if (key->ipo) {
/* Add AnimData block */
AnimData *adt = BKE_animdata_ensure_id(id);
/* Convert Shape-key data... */
ipo_to_animdata(bmain, id, key->ipo, nullptr, nullptr, nullptr);
if (adt->action) {
adt->action->idroot = key->ipo->blocktype;
}
id_us_min(&key->ipo->id);
key->ipo = nullptr;
}
}
/* materials */
for (id = static_cast<ID *>(bmain->materials.first); id; id = static_cast<ID *>(id->next)) {
Material *ma = (Material *)id;
if (G.debug & G_DEBUG) {
printf("\tconverting material %s\n", id->name + 2);
}
/* we're only interested in the IPO */
if (ma->ipo) {
/* Add AnimData block */
AnimData *adt = BKE_animdata_ensure_id(id);
/* Convert Material data... */
ipo_to_animdata(bmain, id, ma->ipo, nullptr, nullptr, nullptr);
if (adt->action) {
adt->action->idroot = ma->ipo->blocktype;
}
id_us_min(&ma->ipo->id);
ma->ipo = nullptr;
}
}
/* worlds */
for (id = static_cast<ID *>(bmain->worlds.first); id; id = static_cast<ID *>(id->next)) {
World *wo = (World *)id;
if (G.debug & G_DEBUG) {
printf("\tconverting world %s\n", id->name + 2);
}
/* we're only interested in the IPO */
if (wo->ipo) {
/* Add AnimData block */
AnimData *adt = BKE_animdata_ensure_id(id);
/* Convert World data... */
ipo_to_animdata(bmain, id, wo->ipo, nullptr, nullptr, nullptr);
if (adt->action) {
adt->action->idroot = wo->ipo->blocktype;
}
id_us_min(&wo->ipo->id);
wo->ipo = nullptr;
}
}
/* sequence strips */
for (id = static_cast<ID *>(bmain->scenes.first); id; id = static_cast<ID *>(id->next)) {
Scene *scene = (Scene *)id;
Editing *ed = scene->ed;
if (ed && ed->seqbasep) {
Seq_callback_data cb_data = {bmain, scene, BKE_animdata_ensure_id(id)};
SEQ_for_each_callback(&ed->seqbase, seq_convert_callback, &cb_data);
}
}
/* textures */
for (id = static_cast<ID *>(bmain->textures.first); id; id = static_cast<ID *>(id->next)) {
Tex *te = (Tex *)id;
if (G.debug & G_DEBUG) {
printf("\tconverting texture %s\n", id->name + 2);
}
/* we're only interested in the IPO */
if (te->ipo) {
/* Add AnimData block */
AnimData *adt = BKE_animdata_ensure_id(id);
/* Convert Texture data... */
ipo_to_animdata(bmain, id, te->ipo, nullptr, nullptr, nullptr);
if (adt->action) {
adt->action->idroot = te->ipo->blocktype;
}
id_us_min(&te->ipo->id);
te->ipo = nullptr;
}
}
/* cameras */
for (id = static_cast<ID *>(bmain->cameras.first); id; id = static_cast<ID *>(id->next)) {
Camera *ca = (Camera *)id;
if (G.debug & G_DEBUG) {
printf("\tconverting camera %s\n", id->name + 2);
}
/* we're only interested in the IPO */
if (ca->ipo) {
/* Add AnimData block */
AnimData *adt = BKE_animdata_ensure_id(id);
/* Convert Camera data... */
ipo_to_animdata(bmain, id, ca->ipo, nullptr, nullptr, nullptr);
if (adt->action) {
adt->action->idroot = ca->ipo->blocktype;
}
id_us_min(&ca->ipo->id);
ca->ipo = nullptr;
}
}
/* lights */
for (id = static_cast<ID *>(bmain->lights.first); id; id = static_cast<ID *>(id->next)) {
Light *la = (Light *)id;
if (G.debug & G_DEBUG) {
printf("\tconverting light %s\n", id->name + 2);
}
/* we're only interested in the IPO */
if (la->ipo) {
/* Add AnimData block */
AnimData *adt = BKE_animdata_ensure_id(id);
/* Convert Light data... */
ipo_to_animdata(bmain, id, la->ipo, nullptr, nullptr, nullptr);
if (adt->action) {
adt->action->idroot = la->ipo->blocktype;
}
id_us_min(&la->ipo->id);
la->ipo = nullptr;
}
}
/* curves */
for (id = static_cast<ID *>(bmain->curves.first); id; id = static_cast<ID *>(id->next)) {
Curve *cu = (Curve *)id;
if (G.debug & G_DEBUG) {
printf("\tconverting curve %s\n", id->name + 2);
}
/* we're only interested in the IPO */
if (cu->ipo) {
/* Add AnimData block */
AnimData *adt = BKE_animdata_ensure_id(id);
/* Convert Curve data... */
ipo_to_animdata(bmain, id, cu->ipo, nullptr, nullptr, nullptr);
if (adt->action) {
adt->action->idroot = cu->ipo->blocktype;
}
id_us_min(&cu->ipo->id);
cu->ipo = nullptr;
}
}
/* --------- Unconverted Animation Data ------------------ */
/* For Animation data which may not be directly connected (i.e. not linked) to any other
* data, we need to perform a separate pass to make sure that they are converted to standalone
* Actions which may then be able to be reused. This does mean that we will be going over data
* that's already been converted, but there are no problems with that.
*
* The most common case for this will be Action Constraints, or IPO's with Fake-Users.
* We collect all drivers that were found into a temporary collection, and free them in one go,
* as they're impossible to resolve.
*/
/* actions */
for (id = static_cast<ID *>(bmain->actions.first); id; id = static_cast<ID *>(id->next)) {
bAction *act = (bAction *)id;
if (G.debug & G_DEBUG) {
printf("\tconverting action %s\n", id->name + 2);
}
/* if old action, it will be object-only... */
if (act->chanbase.first) {
act->idroot = ID_OB;
}
/* be careful! some of the actions we encounter will be converted ones... */
action_to_animato(nullptr, act, &act->groups, &act->curves, &drivers);
}
/* ipo's */
for (id = static_cast<ID *>(bmain->ipo.first); id; id = static_cast<ID *>(id->next)) {
Ipo *ipo = (Ipo *)id;
if (G.debug & G_DEBUG) {
printf("\tconverting ipo %s\n", id->name + 2);
}
/* most likely this IPO has already been processed, so check if any curves left to convert */
if (ipo->curve.first) {
bAction *new_act;
/* add a new action for this, and convert all data into that action */
new_act = BKE_action_add(bmain, id->name + 2);
ipo_to_animato(nullptr, ipo, nullptr, nullptr, nullptr, nullptr, &new_act->curves, &drivers);
new_act->idroot = ipo->blocktype;
}
/* clear fake-users, and set user-count to zero to make sure it is cleared on file-save */
ipo->id.us = 0;
ipo->id.flag &= ~LIB_FAKEUSER;
}
/* free unused drivers from actions + ipos */
BKE_fcurves_free(&drivers);
if (G.debug & G_DEBUG) {
printf("INFO: Animato convert done\n");
}
}
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