/usr/include/volume_io/geom_structs.h is in libminc-dev 2.3.00-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 | #ifndef VOL_IO_GEOM_STRUCTS_H
#define VOL_IO_GEOM_STRUCTS_H
/* ----------------------------------------------------------------------------
@COPYRIGHT :
Copyright 1993,1994,1995 David MacDonald,
McConnell Brain Imaging Centre,
Montreal Neurological Institute, McGill University.
Permission to use, copy, modify, and distribute this
software and its documentation for any purpose and without
fee is hereby granted, provided that the above copyright
notice appear in all copies. The author and McGill University
make no representations about the suitability of this
software for any purpose. It is provided "as is" without
express or implied warranty.
@VERSION : $Header: /private-cvsroot/minc/volume_io/Include/volume_io/geom_structs.h,v 1.24 2007-12-03 14:19:35 rotor Exp $
---------------------------------------------------------------------------- */
/* ----------------------------- MNI Header -----------------------------------
@NAME : geom_structs.h
@INPUT :
@OUTPUT :
@RETURNS :
@DESCRIPTION: Types and macros for accessing points, vectors, colours, etc.
@METHOD :
@GLOBALS :
@CALLS :
@CREATED : 1993 David MacDonald
@MODIFIED :
---------------------------------------------------------------------------- */
/* Define the structure of a point in world coordinates */
#define VIO_N_DIMENSIONS 3
#define VIO_X 0
#define VIO_Y 1
#define VIO_Z 2
/* ----------------------------- MNI Header -----------------------------------
@NAME : Point type
@INPUT :
@OUTPUT :
@RETURNS :
@DESCRIPTION: A 3D point type and macros for manipulation.
@METHOD :
@GLOBALS :
@CALLS :
@CREATED : 1993 David MacDonald
@MODIFIED :
---------------------------------------------------------------------------- */
typedef float VIO_Point_coord_type;
typedef struct
{
VIO_Point_coord_type coords[VIO_N_DIMENSIONS];
} VIO_Point;
/* --- access the given coordinate of the point */
#define Point_coord( point, coord ) ((point).coords[coord])
/* --- access x, y, or z coordinate of the point */
#define Point_x( point ) Point_coord( point, VIO_X )
#define Point_y( point ) Point_coord( point, VIO_Y )
#define Point_z( point ) Point_coord( point, VIO_Z )
/* --- assign all 3 coordinates of the point */
#define fill_Point( point, x, y, z ) \
{ \
Point_x(point) = (VIO_Point_coord_type) (x); \
Point_y(point) = (VIO_Point_coord_type) (y); \
Point_z(point) = (VIO_Point_coord_type) (z); \
}
/* ----------------------------- MNI Header -----------------------------------
@NAME : Vector type
@INPUT :
@OUTPUT :
@RETURNS :
@DESCRIPTION: A 3D vector type and macros for manipulation.
@METHOD :
@GLOBALS :
@CALLS :
@CREATED : 1993 David MacDonald
@MODIFIED :
---------------------------------------------------------------------------- */
typedef struct
{
VIO_Point_coord_type coords[VIO_N_DIMENSIONS];
} VIO_Vector;
/* --- access the given coordinate of the vector */
#define Vector_coord( vector, coord ) ((vector).coords[coord])
/* --- access x, y, or z coordinate of the vector */
#define Vector_x( vector ) Vector_coord( vector, VIO_X )
#define Vector_y( vector ) Vector_coord( vector, VIO_Y )
#define Vector_z( vector ) Vector_coord( vector, VIO_Z )
/* --- assign all 3 coordinates of the vector */
#define fill_Vector( vector, x, y, z ) \
{ \
Vector_x(vector) = (VIO_Point_coord_type) (x); \
Vector_y(vector) = (VIO_Point_coord_type) (y); \
Vector_z(vector) = (VIO_Point_coord_type) (z); \
}
/* ----------------------------- MNI Header -----------------------------------
@NAME : Colour type
@INPUT :
@OUTPUT :
@RETURNS :
@DESCRIPTION: A 4 by 8-bit component colour type and macros for manipulation.
@METHOD :
@GLOBALS :
@CALLS :
@CREATED : 1993 David MacDonald
@MODIFIED :
---------------------------------------------------------------------------- */
/* bert - redefined 'Colour' to be an 'int' instead of a 'long'. Jason
* Lerch found that MNI-Display was displaying garbled images when built
* for 64 bits on the SGI.
*
* Apparently the graphics functions in volume_io rely on Colour being
* exactly 4 bytes, so you get weird results on 64-bit architectures
* if Colour is a 'long'.
*/
typedef unsigned int VIO_Colour;
#define MULT_COLOURS( prod, c1, c2 ) \
{ \
VIO_Real r, g, b, r1, g1, b1, r2, g2, b2; \
r1 = get_Colour_r_0_1(c1); \
g1 = get_Colour_g_0_1(c1); \
b1 = get_Colour_b_0_1(c1); \
r2 = get_Colour_r_0_1(c2); \
g2 = get_Colour_g_0_1(c2); \
b2 = get_Colour_b_0_1(c2); \
r = r1 * r2; \
g = g1 * g2; \
b = b1 * b2; \
(prod) = make_rgba_Colour_0_1( r, g, b, get_Colour_a_0_1(c1) ); \
}
/* --- component-wise sum of two colours, returned in sum */
#define ADD_COLOURS( sum, c1, c2 ) \
{ \
int _r, _g, _b, _r1, _g1, _b1, _r2, _g2, _b2; \
_r1 = get_Colour_r(c1); \
_g1 = get_Colour_g(c1); \
_b1 = get_Colour_b(c1); \
_r2 = get_Colour_r(c2); \
_g2 = get_Colour_g(c2); \
_b2 = get_Colour_b(c2); \
_r = _r1 + _r2; \
_g = _g1 + _g2; \
_b = _b1 + _b2; \
if( _r > 255 ) _r = 255; \
if( _g > 255 ) _g = 255; \
if( _b > 255 ) _b = 255; \
(sum) = make_rgba_Colour( _r, _g, _b, get_Colour_a(c1) ); \
}
/* ----------------------------- MNI Header -----------------------------------
@NAME : Surfprop type
@INPUT :
@OUTPUT :
@RETURNS :
@DESCRIPTION: A Surface property type and macros for manipulation.
@METHOD :
@GLOBALS :
@CALLS :
@CREATED : 1993 David MacDonald
@MODIFIED :
---------------------------------------------------------------------------- */
typedef float VIO_Spr_type;
typedef struct
{
VIO_Spr_type a, d, s;
VIO_Spr_type se;
VIO_Spr_type t;
} VIO_Surfprop;
/* --- access the given element of the surface property */
#define Surfprop_a( surfprop ) ((surfprop).a)
#define Surfprop_d( surfprop ) ((surfprop).d)
#define Surfprop_s( surfprop ) ((surfprop).s)
#define Surfprop_se( surfprop ) ((surfprop).se)
#define Surfprop_t( surfprop ) ((surfprop).t)
/* --- assign all elements of the structure, s */
#define fill_Surfprop( s, amb, diff, spec, spec_exp, trans ) \
{ \
Surfprop_a(s) = (VIO_Spr_type) (amb); \
Surfprop_d(s) = (VIO_Spr_type) (diff); \
Surfprop_s(s) = (VIO_Spr_type) (spec); \
Surfprop_se(s) = (VIO_Spr_type) (spec_exp); \
Surfprop_t(s) = (VIO_Spr_type) (trans); \
}
/* ----------------------------- MNI Header -----------------------------------
@NAME : Transform_2d type
@INPUT :
@OUTPUT :
@RETURNS :
@DESCRIPTION: A 2D transform type and macros for element access.
@METHOD :
@GLOBALS :
@CALLS :
@CREATED : 1993 David MacDonald
@MODIFIED :
---------------------------------------------------------------------------- */
typedef double VIO_Transform_elem_type;
typedef struct
{
VIO_Transform_elem_type m2d[2][3];
} VIO_Transform_2d;
#define Transform_2d_elem( t, i, j ) ((t).m2d[i][j])
/* ----------------------------- MNI Header -----------------------------------
@NAME : Transform type
@INPUT :
@OUTPUT :
@RETURNS :
@DESCRIPTION: A 3D transform type and macros for element access.
@METHOD :
@GLOBALS :
@CALLS :
@CREATED : 1993 David MacDonald
@MODIFIED :
---------------------------------------------------------------------------- */
typedef struct
{
VIO_Transform_elem_type m[4][4];
} VIO_Transform;
#define Transform_elem( t, i, j ) ((t).m[j][i])
#endif /* VOL_IO_GEOM_STRUCTS_H */
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