

/* 
A* -------------------------------------------------------------------
B* This file contains source code for the PyMOL computer program
C* Copyright (c) Schrodinger, LLC. 
D* -------------------------------------------------------------------
E* It is unlawful to modify or remove this copyright notice.
F* -------------------------------------------------------------------
G* Please see the accompanying LICENSE file for further information. 
H* -------------------------------------------------------------------
I* Additional authors of this source file include:
-* 
-* 
-*
Z* -------------------------------------------------------------------
*/
#ifndef _H_Base
#define _H_Base

#include"os_limits.h"
#include"os_types.h"

#ifndef true
#define true 1
#endif

#ifndef false
#define false 0
#endif

#ifndef NULL
#define NULL ((void*)0)
#endif

#ifndef PI
#define PI 3.14159265358979323846
#endif

#ifndef uchar
#define uchar unsigned char
#endif

#ifndef uint
#define uint unsigned int
#endif

#define MAX_VDW 2.5F            /* this has to go */

#ifndef MAXFLOAT
#define MAXFLOAT FLT_MAX
#endif

#ifndef R_SMALL4
#define R_SMALL4 0.0001F
#endif

#ifndef R_SMALL8
#define R_SMALL8 0.00000001F
#endif

typedef struct {
  int index;                    /* atom index.
                                   NOTE: that first record contains the list count...not pick info */
  int bond;                     /* bond index, 
                                   >=0 for bond
                                   -1 for atom
                                   -2 for label
                                   -3 for gadget */
} Pickable;

#define cPickableAtom -1
#define cPickableLabel -2
#define cPickableGadget -3
#define cPickableNoPick -4


#define cPuttyTransformNormalizedNonlinear 0
#define cPuttyTransformRelativeNonlinear   1
#define cPuttyTransformScaledNonlinear     2
#define cPuttyTransformAbsoluteNonlinear   3

#define cPuttyTransformNormalizedLinear    4
#define cPuttyTransformRelativeLinear      5
#define cPuttyTransformScaledLinear        6
#define cPuttyTransformAbsoluteLinear      7

#define cPuttyTransformImpliedRMS          8

typedef struct {
  void *object;
  int state;
  /*  int instance; *//* to come... */
} PickContext;

typedef struct {
  Pickable src;
  PickContext context;
} Picking;

typedef struct {
  int mode;
  int x, y, w, h;
  Picking *picked;
} Multipick;

typedef struct LabPosType {
  int mode;
  float pos[3];
  float offset[3];
} LabPosType;

typedef struct RefPosType {
  float coord[3];
  int specified;
} RefPosType;


/* not a global, but CRay widely used and Ray.h definitely isn't a
 * lightweight include... */

typedef struct _CRay CRay;


/* likewise */

#ifndef CGO_DEFINED
typedef struct _CGO CGO;
#define CGO_DEFINED
#endif

typedef struct {
  int state;
  CRay *ray;
  CGO *alpha_cgo;
  Picking **pick;
  int pass;
  int width_scale_flag;
  float front, back, stereo_front;
  float fog_start, fog_end;
  float view_normal[3];
  float width_scale;
  float vertex_scale;           /* how large is a screen pixel in model space at the origin */
  float *pmv_matrix;
  int sampling;                 /* are we supersampling? */
  int ortho;                    /* orthoscopic projection? */
  int line_lighting;            /* line lighting */
  int dynamic_width;
  float dynamic_width_factor, dynamic_width_min, dynamic_width_max;
} RenderInfo;

#define MAXLINELEN 1024

#define PYMOL_MAX_THREADS 32

#ifndef _PYMOL_NO_XRAY
#define _PYMOL_XRAY
#endif

// no MMLIBS in open-source
#ifndef NO_MMLIBS
#define NO_MMLIBS
#endif

#endif
