/** * $Id$ * * ***** BEGIN GPL/BL DUAL LICENSE BLOCK ***** * * 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. The Blender * Foundation also sells licenses for use in proprietary software under * the Blender License. See http://www.blender.org/BL/ for information * about this. * * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. * All rights reserved. * * The Original Code is: all of this file. * * Contributor(s): none yet. * * ***** END GPL/BL DUAL LICENSE BLOCK ***** */ #ifndef TRANSFORM_H #define TRANSFORM_H #include "BIF_transform.h" /* ************************** Types ***************************** */ struct TransInfo; struct TransData; struct NumInput; typedef struct NumInput { short idx; short idx_max; short flag; /* Different flags to indicate different behaviors */ float val[3]; /* Direct value of the input */ short ctrl[3]; /* Control to indicate what to do with the numbers that are typed */ } NumInput ; /* The ctrl value has different meaning: 0 : No value has been typed otherwise, |value| - 1 is where the cursor is located after the period Positive : number is positive Negative : number is negative */ typedef struct TransCon { char text[50]; /* Description of the Constraint for header_print */ float mtx[3][3]; /* Matrix of the Constraint space */ float imtx[3][3]; /* Inverse Matrix of the Constraint space */ float pmtx[3][3]; /* Projection Constraint Matrix (same as imtx with some axis == 0) */ float center[3]; /* transformation centre to define where to draw the view widget ALWAYS in global space. Unlike the transformation center */ short imval[2]; /* initial mouse value for visual calculation */ /* the one in TransInfo is not garanty to stay the same (Rotates change it) */ int mode; /* Mode flags of the Constraint */ void (*drawExtra)(struct TransInfo *); /* For constraints that needs to draw differently from the other uses this instead of the generic draw function */ void (*applyVec)(struct TransInfo *, struct TransData *, float *, float *, float *); /* Apply function pointer for linear vectorial transformation */ /* The last three parameters are pointers to the in/out/printable vectors */ void (*applySize)(struct TransInfo *, struct TransData *, float [3][3]); /* Apply function pointer for rotation transformation (prototype will change */ void (*applyRot)(struct TransInfo *, struct TransData *, float [3]); /* Apply function pointer for rotation transformation (prototype will change */ } TransCon; typedef struct TransDataIpokey { int flag; /* which keys */ float *locx, *locy, *locz; /* channel pointers */ float *rotx, *roty, *rotz; float *quatx, *quaty, *quatz, *quatw; float *sizex, *sizey, *sizez; float oldloc[9]; /* storage old values */ float oldrot[9]; float oldsize[9]; float oldquat[12]; } TransDataIpokey; typedef struct TransDataExtension { float drot[3]; /* Initial object drot */ float dsize[3]; /* Initial object dsize */ float *rot; /* Rotation of the data to transform (Faculative) */ float irot[3]; /* Initial rotation */ float *quat; /* Rotation quaternion of the data to transform (Faculative) */ float iquat[4]; /* Initial rotation quaternion */ float *size; /* Size of the data to transform (Faculative) */ float isize[3]; /* Initial size */ float obmat[3][3]; /* Object matrix */ void *bone; /* ARGH! old transform demanded it, added for now (ton) */ } TransDataExtension; typedef struct TransData { float dist; /* Distance needed to affect element (for Proportionnal Editing) */ float rdist; /* Distance to the nearest element (for Proportionnal Editing) */ float factor; /* Factor of the transformation (for Proportionnal Editing) */ float *loc; /* Location of the data to transform */ float iloc[3]; /* Initial location */ float *val; /* Value pointer for special transforms */ float ival; /* Old value*/ float center[3]; /* Individual data center */ float mtx[3][3]; /* Transformation matrix from data space to global space */ float smtx[3][3]; /* Transformation matrix from global space to data space */ float axismtx[3][3];/* Axis orientation matrix of the data */ struct Object *ob; TransDataExtension *ext; /* for objects, poses. 1 single malloc per TransInfo! */ TransDataIpokey *tdi; /* for objects, ipo keys. per transdata a malloc */ int flag; /* Various flags */ } TransData; typedef struct TransInfo { int mode; /* current mode */ int context; /* current context */ int (*transform)(struct TransInfo *, short *); /* transform function pointer */ char redraw; /* redraw flag */ int flag; /* generic flags for special behaviors */ int total; /* total number of transformed data */ float propsize; /* proportional circle radius */ char proptext[20]; /* proportional falloff text */ float center[3]; /* center of transformation */ short center2d[2]; /* center in screen coordinates */ short imval[2]; /* initial mouse position */ short shiftmval[2]; /* mouse position when shift was pressed */ short idx_max; float snap[3]; /* Snapping Gears */ TransData *data; /* transformed data (array) */ TransDataExtension *ext; /* transformed data extension (array) */ TransCon con; /* transformed constraint */ NumInput num; /* numerical input */ float val; /* init value for some transformations (and rotation angle) */ float fac; /* factor for distance based transform */ float viewmat[4][4]; /* copy from G.vd, prevents feedback */ float viewinv[4][4]; float persinv[4][4]; float vec[3]; /* translation, to show for widget */ float mat[3][3]; /* rot/rescale, to show for widget */ } TransInfo; /* ******************** Macros & Prototypes *********************** */ /* NUMINPUT FLAGS */ #define NUM_NULL_ONE 2 #define NUM_NO_NEGATIVE 4 #define NUM_NO_ZERO 8 #define NUM_NO_FRACTION 16 #define NUM_AFFECT_ALL 32 /* transinfo->flag */ #define T_OBJECT 1 #define T_EDIT 2 #define T_POSE 4 #define T_TEXTURE 8 #define T_CAMERA 16 // when shift pressed, higher resolution transform. cannot rely on G.qual, need event! #define T_SHIFT_MOD 32 // for manipulator exceptions, like scaling using center point, drawing help lines #define T_USES_MANIPULATOR 128 /* restrictions flags */ #define T_ALL_RESTRICTIONS (256|512|1024) #define T_NO_CONSTRAINT 256 #define T_NULL_ONE 512 #define T_NO_ZERO 1024 #define T_PROP_EDIT 2048 #define T_PROP_CONNECTED 4096 /* transinfo->con->mode */ #define CON_APPLY 1 #define CON_AXIS0 2 #define CON_AXIS1 4 #define CON_AXIS2 8 #define CON_SELECT 16 #define CON_NOFLIP 32 /* does not reorient vector to face viewport when on */ /* transdata->flag */ #define TD_SELECTED 1 #define TD_NOACTION 2 #define TD_USEQUAT 4 #define TD_NOTCONNECTED 8 #define TD_SINGLESIZE 16 /* used for scaling of MetaElem->rad */ void initWarp(TransInfo *t); int Warp(TransInfo *t, short mval[2]); void initShear(TransInfo *t); int Shear(TransInfo *t, short mval[2]); void initResize(TransInfo *t); int Resize(TransInfo *t, short mval[2]); void initTranslation(TransInfo *t); int Translation(TransInfo *t, short mval[2]); void initToSphere(TransInfo *t); int ToSphere(TransInfo *t, short mval[2]); void initRotation(TransInfo *t); int Rotation(TransInfo *t, short mval[2]); void initShrinkFatten(TransInfo *t); int ShrinkFatten(TransInfo *t, short mval[2]); void initTilt(TransInfo *t); int Tilt(TransInfo *t, short mval[2]); void initTrackball(TransInfo *t); int Trackball(TransInfo *t, short mval[2]); void initPushPull(TransInfo *t); int PushPull(TransInfo *t, short mval[2]); void initCrease(TransInfo *t); int Crease(TransInfo *t, short mval[2]); /* exported from transform.c */ struct ListBase; void count_bone_select(TransInfo *t, struct ListBase *lb, int *counter); /* exported from transform_manipulator.c */ struct ScrArea; void draw_manipulator_ext(struct ScrArea *sa, int type, char axis, int col, float vec[3], float mat[][3]); /*********************** TransData Creation and General Handling */ void createTransData(TransInfo *t); void sort_trans_data_dist(TransInfo *t); void clear_trans_object_base_flags(void); void add_tdi_poin(float *poin, float *old, float delta); void special_aftertrans_update(char mode, int flip, short canceled, int keyflags); /*********************** Constraints *****************************/ void getConstraintMatrix(TransInfo *t); void setConstraint(TransInfo *t, float space[3][3], int mode, const char text[]); void setLocalConstraint(TransInfo *t, int mode, const char text[]); void constraintNumInput(TransInfo *t, float vec[3]); //void drawConstraint(TransCon *t); void drawConstraint(); //void drawPropCircle(TransInfo *t); void drawPropCircle(); void initConstraint(TransInfo *t); void startConstraint(TransInfo *t); void stopConstraint(TransInfo *t); void getConstraintMatrix(TransInfo *t); void initSelectConstraint(TransInfo *t, float mtx[3][3]); void selectConstraint(TransInfo *t); void postSelectConstraint(TransInfo *t); int getConstraintSpaceDimension(TransInfo *t); void setNearestAxis(TransInfo *t); /*********************** Generics ********************************/ void recalcData(TransInfo *t); void initTransModeFlags(TransInfo *t, int mode); void drawLine(float *center, float *dir, char axis, short options); /* DRAWLINE options flags */ #define DRAWLIGHT 1 #define DRAWDASHED 2 #define DRAWBOLD 4 void applyTransObjects(TransInfo *t); void restoreTransObjects(TransInfo *t); void initTrans(TransInfo *t); void postTrans (TransInfo *t); void calculateCenterBound(TransInfo *t); void calculateCenterMedian(TransInfo *t); void calculateCenterCursor(TransInfo *t); void calculateCenter(TransInfo *t); void calculatePropRatio(TransInfo *t); void snapGrid(TransInfo *t, float *val); void getViewVector(float coord[3], float vec[3]); TransInfo * BIF_GetTransInfo(void); /*********************** NumInput ********************************/ void outputNumInput(NumInput *n, char *str); short hasNumInput(NumInput *n); void applyNumInput(NumInput *n, float *vec); char handleNumInput(NumInput *n, unsigned short event); #endif