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Differential D7930 Diff 25494 source/blender/editors/transform/transform_data.h

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source/blender/editors/transform/transform_data.h

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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) 2001-2002 by NaN Holding BV.
* All rights reserved.
*/
/** \file
* \ingroup edtransform
*/
#ifndef __TRANSFORM_DATA_H__
#define __TRANSFORM_DATA_H__
#include "BLI_utildefines.h"
typedef struct TransDataExtension {
/** Initial object drot. */
float drot[3];
// /* Initial object drotAngle, TODO: not yet implemented */
// float drotAngle;
// /* Initial object drotAxis, TODO: not yet implemented */
// float drotAxis[3];
/** Initial object delta quat. */
float dquat[4];
/** Initial object delta scale. */
float dscale[3];
/** Rotation of the data to transform. */
float *rot;
/** Initial rotation. */
float irot[3];
/** Rotation quaternion of the data to transform. */
float *quat;
/** Initial rotation quaternion. */
float iquat[4];
/** Rotation angle of the data to transform. */
float *rotAngle;
/** Initial rotation angle. */
float irotAngle;
/** Rotation axis of the data to transform. */
float *rotAxis;
/** Initial rotation axis. */
float irotAxis[4];
/** Size of the data to transform. */
float *size;
/** Initial size. */
float isize[3];
/** Object matrix. */
float obmat[4][4];
/** Use instead of #TransData.smtx,
* It is the same but without the #Bone.bone_mat, see #TD_PBONE_LOCAL_MTX_C. */
float l_smtx[3][3];
/** The rotscale matrix of pose bone, to allow using snap-align in translation mode,
* when td->space[tdi].mtx is the loc pose bone matrix (and hence can't be used to apply
* rotation in some cases, namely when a bone is in "NoLocal" or "Hinge" mode)... */
float r_mtx[3][3];
/** Inverse of previous one. */
float r_smtx[3][3];
/** Rotation mode, as defined in #eRotationModes (DNA_action_types.h). */
int rotOrder;
/** Original object transformation used for rigid bodies. */
float oloc[3], orot[3], oquat[4], orotAxis[3], orotAngle;
} TransDataExtension;
/** Used to store 2 handles for each #TransData in case the other handle wasn't selected.
* Also to unset temporary flags. */
typedef struct TransDataCurveHandleFlags {
char ih1, ih2;
char *h1, *h2;
} TransDataCurveHandleFlags;
typedef struct TransDataBasic {
/** Various flags. */
int flag;
/** Location of the data to transform. */
float *loc;
/** Initial location. */
float iloc[3];
/** Extra data (mirrored element pointer, in editmode mesh to BMVert)
* (editbone for roll fixing) (...). */
void *extra;
} TransDataBasic;
typedef struct TransDataProportional {
/** Distance needed to affect element (for Proportionnal Editing). */
float dist;
/** Distance to the nearest element (for Proportionnal Editing). */
float rdist;
/** Factor of the transformation (for Proportionnal Editing). */
float factor;
} TransDataProportional;
typedef struct TransDataSpace {
/** Transformation matrix from data space to global space. */
float mtx[3][3];
/** Transformation matrix from global space to data space. */
float smtx[3][3];
/** Axis orientation matrix of the data. */
float axismtx[3][3];
} TransDataSpace;
typedef struct TransDataSpecial {
/** Value pointer for special transforms. */
float *val;
/** Old value. */
float ival;
} TransDataSpecial;
typedef struct TransDataObjectSpec {
struct Object *ob;
/** For objects/bones, the first constraint in its constraint stack. */
struct bConstraint *con;
/** If set, copy of Object or PoseChannel protection. */
short protectflag;
} TransDataObjectSpec;
typedef struct TransDataIter {
TransDataBasic basic;
TransDataProportional prop;
TransDataSpace space;
TransDataSpecial special;
TransDataObjectSpec object;
TransDataExtension ext;
struct {
/** for curves, stores handle flags for modification/cancel. */
TransDataCurveHandleFlags *hdata;
} curve;
/** Individual data center. */
float center[3];
} TransDataIter;
typedef struct TransData {
TransDataBasic *basic;
TransDataProportional *prop;
TransDataSpace *space;
TransDataSpecial *special;
TransDataObjectSpec *object;
TransDataExtension *ext;
struct {
/** for curves, stores handle flags for modification/cancel. */
TransDataCurveHandleFlags *hdata;
} * curve;
/** Individual data center. */
float (*center)[3];
uint elem_len;
} TransData;
/* Descriptor. */
typedef enum eTransDataDescr {
TD_BASIC = (1 << 0),
TD_PROP = (1 << 1),
TD_SPACE = (1 << 2),
TD_SPECIAL = (1 << 3),
TD_OBJECT = (1 << 4),
TD_EXT = (1 << 5),
TD_CURVE = (1 << 6),
TD_CENTER = (1 << 7),
} eTransDataDescr;
#define TD_BASIC_COMP \
(TD_BASIC | TD_PROP | TD_SPACE | TD_SPECIAL | TD_OBJECT | TD_CURVE | TD_CENTER)
#define TD_ALL_COMP (TD_BASIC_COMP | TD_EXT)
TransData *transform_data_alloc(const uint len, const eTransDataDescr descriptor);
void transform_data_free(TransData *td);
void transform_data_elem_update_all(const TransData *td, const int tdi, TransDataIter *td_iter);
void transform_data_elem_read_all(const TransData *td, const int tdi, TransDataIter *r_td_iter);
void transform_data_reorder(TransData *td, const int *indexes);
#endif