2vectorf.h Source File

00001 
00014 /* This library is free software; you can redistribute it and/or
00015    modify it under the terms of the GNU Lesser General Public
00016    License as published by the Free Software Foundation; either
00017    version 2.1 of the License, or (at your option) any later version.
00018 
00019    This library is distributed in the hope that it will be useful,
00020    but WITHOUT ANY WARRANTY; without even the implied warranty of
00021    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00022    Lesser General Public License for more details.
00023 
00024    You should have received a copy of the GNU Lesser General Public
00025    License along with this library; if not, write to the Free Software
00026    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00027 */
00028 
00029 #ifndef _GAN_2VECTORF_H
00030 #define _GAN_2VECTORF_H
00031 
00032 #include <stdlib.h>
00033 #include <stdio.h>
00034 #include <gandalf/common/misc_defs.h>
00048 /* This library is free software; you can redistribute it and/or
00049    modify it under the terms of the GNU Lesser General Public
00050    License as published by the Free Software Foundation; either
00051    version 2.1 of the License, or (at your option) any later version.
00052 
00053    This library is distributed in the hope that it will be useful,
00054    but WITHOUT ANY WARRANTY; without even the implied warranty of
00055    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00056    Lesser General Public License for more details.
00057 
00058    You should have received a copy of the GNU Lesser General Public
00059    License along with this library; if not, write to the Free Software
00060    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00061 */
00062 
00063 #ifndef _GAN_REPEAT2_H
00064 #define _GAN_REPEAT2_H
00065 
00066 #ifdef __cplusplus
00067 extern "C" {
00068 #endif
00069 
00070 /* macros for constructing two-fold repetitions */
00071 #define GAN_REP2_AS(a,b,p1,p2) (a p1 b, a p2 b)
00072 #define GAN_REP2_A(a,p1,p2) (a p1, a p2)
00073 #define GAN_REP2_AS_C(a,b) GAN_REP2_AS(a,b,x,y)
00074 #define GAN_REP2_A_C(a) GAN_REP2_A(a,x,y)
00075 
00076 #define GAN_FREP2_A(a,b,p1,p2,q1,q2) (a p1 b q1, a p2 b q2)
00077 #define GAN_FREP2_A_C(a,b,p1,p2) GAN_FREP2_A(a,b,x,y,p1,p2)
00078 
00079 #define GAN_REP2_AB(a,b,p1,p2,q1,q2) (a p1 b q1, a p2 b q2)
00080 #define GAN_REP2_AA(a,b,p1,p2) GAN_REP2_AB(a,b,p1,p2,p1,p2)
00081 #define GAN_REP2_AA_C(a,b) GAN_REP2_AA(a,b,x,y)
00082 
00083 #define GAN_REP2_ABS(a,b,c,p1,p2,q1,q2) (a p1 b q1 c, a p2 b q2 c)
00084 #define GAN_REP2_AAS(a,b,c,p1,p2) GAN_REP2_ABS(a,b,c,p1,p2,p1,p2)
00085 #define GAN_REP2_AAS_C(a,b,c) GAN_REP2_AAS(a,b,c,x,y)
00086 
00087 #define GAN_REP2_AB(a,b,p1,p2,q1,q2) (a p1 b q1, a p2 b q2)
00088 #define GAN_REP2_AA(a,b,p1,p2) GAN_REP2_AB(a,b,p1,p2,p1,p2)
00089 #define GAN_REP2_AA_C(a,b) GAN_REP2_AA(a,b,x,y)
00090 
00091 #define GAN_REP2_ABCS(a,b,c,d,p1,p2,q1,q2,r1,r2)\
00092            (a p1 b q1 c r1 d, a p2 b q2 c r2 d)
00093 #define GAN_REP2_ABC(a,b,c,p1,p2,q1,q2,r1,r2)\
00094            (a p1 b q1 c r1, a p2 b q2 c r2)
00095 #define GAN_REP2_AAA(a,b,c,p1,p2) GAN_REP2_ABC(a,b,c,p1,p2,p1,p2,p1,p2)
00096 #define GAN_REP2_AAA_C(a,b,c) GAN_REP2_AAA(a,b,c,x,y)
00097 
00098 #define GAN_REP2_OP_AB(a,b,p1,p2,q1,q2,op)\
00099            (a p1 b q1 op a p2 b q2)
00100 #define GAN_REP2_OP_AA(a,b,p1,p2,op) GAN_REP2_OP_AB(a,b,p1,p2,p1,p2,op)
00101 #define GAN_REP2_OP_AA_C(a,b,op) GAN_REP2_OP_AA(a,b,x,y,op)
00102 
00103 #ifdef __cplusplus
00104 }
00105 #endif
00106 
00107 #endif /* #ifndef _GAN_REPEAT2_H */
00108 
00121 /* This library is free software; you can redistribute it and/or
00122    modify it under the terms of the GNU Lesser General Public
00123    License as published by the Free Software Foundation; either
00124    version 2.1 of the License, or (at your option) any later version.
00125 
00126    This library is distributed in the hope that it will be useful,
00127    but WITHOUT ANY WARRANTY; without even the implied warranty of
00128    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00129    Lesser General Public License for more details.
00130 
00131    You should have received a copy of the GNU Lesser General Public
00132    License along with this library; if not, write to the Free Software
00133    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00134 */
00135 
00136 #ifndef _GAN_MATVECF_MACROS_H
00137 #define _GAN_MATVECF_MACROS_H
00138 
00139 #ifdef __cplusplus
00140 extern "C" {
00141 #endif
00142 
00143 /* macros for testing the types of pointer arguments and then applying an
00144  * operation to them */
00145 #define GAN_TEST_OP1(A,typeA) assert(sizeof(*(A))==sizeof(typeA))
00146 #define GAN_TEST_OP2(A,B,typeA,typeB)\
00147   (assert(sizeof(*(A))==sizeof(typeA)&&sizeof(*(B))==sizeof(typeB)))
00148 #define GAN_TEST_OP3(A,B,C,typeA,typeB,typeC)\
00149   (assert(sizeof(*(A))==sizeof(typeA)&&sizeof(*(B))==sizeof(typeB)&&\
00150           sizeof(*(C))==sizeof(typeC)))
00151 #define GAN_TEST_OP4(A,B,C,D,typeA,typeB,typeC,typeD)\
00152   (assert(sizeof(*(A))==sizeof(typeA)&&sizeof(*(B))==sizeof(typeB)&&\
00153           sizeof(*(C))==sizeof(typeC)&&sizeof(*(D))==sizeof(typeD)))
00154 #define GAN_TEST_OP5(A,B,C,D,E,typeA,typeB,typeC,typeD,typeE)\
00155   (assert(sizeof(*(A))==sizeof(typeA)&&sizeof(*(B))==sizeof(typeB)&&\
00156           sizeof(*(C))==sizeof(typeC)&&sizeof(*(D))==sizeof(typeD)&&\
00157           sizeof(*(E))==sizeof(typeE)))
00158 
00159 #ifdef __cplusplus
00160 }
00161 #endif
00162 
00163 #endif /* #ifndef _GAN_MATVECF_MACROS_H */
00164 #include <gandalf/linalg/vecf_gen.h>
00165 
00166 #ifdef __cplusplus
00167 extern "C" {
00168 #endif
00169 
00185 
00186 typedef struct Gan_Vector2_f
00187 {
00188    float x, y;
00189 } Gan_Vector2_f;
00190 
00192 #if (SIZEOF_FLOAT == 4)
00193 typedef struct Gan_Vector2_f Gan_Vector2_f32;
00194 #endif
00195 
00196 /* declare functions specific to 2-vectors */
00210 /* This library is free software; you can redistribute it and/or
00211    modify it under the terms of the GNU Lesser General Public
00212    License as published by the Free Software Foundation; either
00213    version 2.1 of the License, or (at your option) any later version.
00214 
00215    This library is distributed in the hope that it will be useful,
00216    but WITHOUT ANY WARRANTY; without even the implied warranty of
00217    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00218    Lesser General Public License for more details.
00219 
00220    You should have received a copy of the GNU Lesser General Public
00221    License along with this library; if not, write to the Free Software
00222    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00223 */
00224 
00239  Gan_Vector2_f *gan_vec2f_fill_q ( Gan_Vector2_f *p, float X, float Y );
00240 
00246 #define GAN_VECTYPE Gan_Vector2_f
00247 #define GAN_VECTOR_TYPE Gan_Vector_f
00248 #define GAN_VEC_ELEMENT_TYPE GAN_FLOAT
00249 #define GAN_REALTYPE float
00250 #define GAN_FWRITE_LENDIAN gan_fwrite_lendian_f32
00251 #define GAN_FREAD_LENDIAN  gan_fread_lendian_f32
00252 #define GAN_VEC_FPRINT     gan_vec2f_fprint
00253 #define GAN_VEC_PRINT      gan_vec2f_print
00254 #define GAN_VEC_FSCANF     gan_vec2f_fscanf
00255 #define GAN_VEC_FWRITE     gan_vec2f_fwrite
00256 #define GAN_VEC_FREAD      gan_vec2f_fread
00257 #define GAN_VEC_ZERO_Q     gan_vec2f_zero_q
00258 #define GAN_VEC_ZERO_S     gan_vec2f_zero_s
00259 #define GAN_VEC_COPY_Q     gan_vec2f_copy_q
00260 #define GAN_VEC_COPY_S     gan_vec2f_copy_s
00261 #define GAN_VEC_SCALE_Q    gan_vec2f_scale_q
00262 #define GAN_VEC_SCALE_S    gan_vec2f_scale_s
00263 #define GAN_VEC_SCALE_I    gan_vec2f_scale_i
00264 #define GAN_VEC_DIVIDE_Q   gan_vec2f_divide_q
00265 #define GAN_VEC_DIVIDE_S   gan_vec2f_divide_s
00266 #define GAN_VEC_DIVIDE_I   gan_vec2f_divide_i
00267 #define GAN_VEC_NEGATE_Q   gan_vec2f_negate_q
00268 #define GAN_VEC_NEGATE_S   gan_vec2f_negate_s
00269 #define GAN_VEC_NEGATE_I   gan_vec2f_negate_i
00270 #define GAN_VEC_UNIT_Q     gan_vec2f_unit_q
00271 #define GAN_VEC_UNIT_S     gan_vec2f_unit_s
00272 #define GAN_VEC_UNIT_I     gan_vec2f_unit_i
00273 #define GAN_VEC_ADD_Q      gan_vec2f_add_q
00274 #define GAN_VEC_ADD_I1     gan_vec2f_add_i1
00275 #define GAN_VEC_ADD_I2     gan_vec2f_add_i2
00276 #define GAN_VEC_INCREMENT  gan_vec2f_increment
00277 #define GAN_VEC_ADD_S      gan_vec2f_add_s
00278 #define GAN_VEC_SUB_Q      gan_vec2f_sub_q
00279 #define GAN_VEC_SUB_I1     gan_vec2f_sub_i1
00280 #define GAN_VEC_SUB_I2     gan_vec2f_sub_i2
00281 #define GAN_VEC_DECREMENT  gan_vec2f_decrement
00282 #define GAN_VEC_SUB_S      gan_vec2f_sub_s
00283 #define GAN_VEC_DOT_Q      gan_vec2f_dot_q
00284 #define GAN_VEC_DOT_S      gan_vec2f_dot_s
00285 #define GAN_VEC_SQRLEN_Q   gan_vec2f_sqrlen_q
00286 #define GAN_VEC_SQRLEN_S   gan_vec2f_sqrlen_s
00287 #define GAN_VEC_FROM_VEC_Q gan_vec2f_from_vecf_q
00288 #define GAN_VEC_FROM_VEC_S gan_vec2f_from_vecf_s
00289 
00303 /* This library is free software; you can redistribute it and/or
00304    modify it under the terms of the GNU Lesser General Public
00305    License as published by the Free Software Foundation; either
00306    version 2.1 of the License, or (at your option) any later version.
00307 
00308    This library is distributed in the hope that it will be useful,
00309    but WITHOUT ANY WARRANTY; without even the implied warranty of
00310    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00311    Lesser General Public License for more details.
00312 
00313    You should have received a copy of the GNU Lesser General Public
00314    License along with this library; if not, write to the Free Software
00315    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00316 */
00317 
00318 /* function declarations for functions common to all small vector types */
00319 
00320 
00321 /* documentation for macros defined in individual header files */
00322 
00333  Gan_Vector2_f *gan_vec2f_zero_q ( Gan_Vector2_f *p );
00334 
00349  Gan_Vector2_f *gan_vec2f_copy_q ( Gan_Vector2_f *p, Gan_Vector2_f *q );
00350 
00366  Gan_Vector2_f *gan_vec2f_scale_q ( Gan_Vector2_f *p, float a,
00367                                Gan_Vector2_f *q );
00368 
00374  Gan_Vector2_f *gan_vec2f_scale_i ( Gan_Vector2_f *p, float a );
00375 
00382  Gan_Vector2_f *gan_vec2f_divide_q ( Gan_Vector2_f *p, float a,
00383                                 Gan_Vector2_f *q );
00384 
00390  Gan_Vector2_f *gan_vec2f_divide_i ( Gan_Vector2_f *p, float a );
00391 
00399  Gan_Vector2_f *gan_vec2f_negate_q ( Gan_Vector2_f *p, Gan_Vector2_f *q );
00400 
00408  Gan_Vector2_f *gan_vec2f_negate_i ( Gan_Vector2_f *p );
00409 
00415  Gan_Vector2_f *gan_vec2f_unit_i ( Gan_Vector2_f *p );
00416 
00434  Gan_Vector2_f *gan_vec2f_add_q ( Gan_Vector2_f *p, Gan_Vector2_f *q, Gan_Vector2_f *r );
00435 
00444  Gan_Vector2_f *gan_vec2f_add_i1 ( Gan_Vector2_f *p, Gan_Vector2_f *q );
00445 
00454  Gan_Vector2_f *gan_vec2f_add_i2 ( Gan_Vector2_f *p, Gan_Vector2_f *q );
00455 
00464  Gan_Vector2_f *gan_vec2f_increment ( Gan_Vector2_f *p, Gan_Vector2_f *q );
00465 
00483  Gan_Vector2_f *gan_vec2f_sub_q ( Gan_Vector2_f *p, Gan_Vector2_f *q, Gan_Vector2_f *r );
00484 
00493  Gan_Vector2_f *gan_vec2f_sub_i1 ( Gan_Vector2_f *p, Gan_Vector2_f *q );
00494 
00503  Gan_Vector2_f *gan_vec2f_sub_i2 ( Gan_Vector2_f *p, Gan_Vector2_f *q );
00504 
00513  Gan_Vector2_f *gan_vec2f_decrement ( Gan_Vector2_f *p, Gan_Vector2_f *q );
00514 
00530  float gan_vec2f_dot_q ( const Gan_Vector2_f *p, const Gan_Vector2_f *q );
00531 
00549  float gan_vec2f_sqrlen_q ( const Gan_Vector2_f *p );
00550 
00560  Gan_Vector2_f gan_vec2f_from_vecf_s ( const Gan_Vector_f *x );
00561 
00579 /* This library is free software; you can redistribute it and/or
00580    modify it under the terms of the GNU Lesser General Public
00581    License as published by the Free Software Foundation; either
00582    version 2.1 of the License, or (at your option) any later version.
00583 
00584    This library is distributed in the hope that it will be useful,
00585    but WITHOUT ANY WARRANTY; without even the implied warranty of
00586    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00587    Lesser General Public License for more details.
00588 
00589    You should have received a copy of the GNU Lesser General Public
00590    License along with this library; if not, write to the Free Software
00591    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00592 */
00593 
00594 #undef GAN_VECTYPE
00595 #undef GAN_VECTOR_TYPE
00596 #undef GAN_VEC_ELEMENT_TYPE
00597 #undef GAN_REALTYPE
00598 #undef GAN_FWRITE_LENDIAN
00599 #undef GAN_FREAD_LENDIAN
00600 #undef GAN_VEC_FPRINT
00601 #undef GAN_VEC_PRINT
00602 #undef GAN_VEC_FSCANF
00603 #undef GAN_VEC_FWRITE
00604 #undef GAN_VEC_FREAD
00605 #undef GAN_VEC_ZERO_Q
00606 #undef GAN_VEC_ZERO_S
00607 #undef GAN_VEC_COPY_Q
00608 #undef GAN_VEC_COPY_S
00609 #undef GAN_VEC_SCALE_Q
00610 #undef GAN_VEC_SCALE_S
00611 #undef GAN_VEC_SCALE_I
00612 #undef GAN_VEC_DIVIDE_Q
00613 #undef GAN_VEC_DIVIDE_S
00614 #undef GAN_VEC_DIVIDE_I
00615 #undef GAN_VEC_NEGATE_Q
00616 #undef GAN_VEC_NEGATE_S
00617 #undef GAN_VEC_NEGATE_I
00618 #undef GAN_VEC_UNIT_Q
00619 #undef GAN_VEC_UNIT_S
00620 #undef GAN_VEC_UNIT_I
00621 #undef GAN_VEC_ADD_Q
00622 #undef GAN_VEC_ADD_I1
00623 #undef GAN_VEC_ADD_I2
00624 #undef GAN_VEC_INCREMENT
00625 #undef GAN_VEC_ADD_S
00626 #undef GAN_VEC_SUB_Q
00627 #undef GAN_VEC_SUB_I1
00628 #undef GAN_VEC_SUB_I2
00629 #undef GAN_VEC_DECREMENT
00630 #undef GAN_VEC_SUB_S
00631 #undef GAN_VEC_DOT_Q
00632 #undef GAN_VEC_DOT_S
00633 #undef GAN_VEC_SQRLEN_Q
00634 #undef GAN_VEC_SQRLEN_S
00635 #undef GAN_VEC_FROM_VEC_Q
00636 #undef GAN_VEC_FROM_VEC_S
00637 
00650 #ifdef __cplusplus
00651 }
00652 #endif
00653 
00654 #endif /* #ifndef _GAN_2VECTORF_H */