moved functions to header file and made them static inlines

diff --git a/math/math.c b/math/math.c
deleted file mode 100644 (file)
index 54d79fd..0000000
--- a/math/math.c
+++ /dev/null
@@ -1,100 +0,0 @@
-/*
- * math.c - basic vector calculations
- *
- * author: Frank Zirkelbach <frank.zirkelbach@physik.uni-augsburg.de>
- *
- */
-
-
-#include <string.h>
-#include <math.h>
-
-#include "math.h"
-
-int v3_add(t_3dvec *sum,t_3dvec *a,t_3dvec *b) {
-
-       sum->x=a->x+b->x;
-       sum->y=a->y+b->y;
-       sum->z=a->z+b->z;
-
-       return 0;
-}
-
-int v3_sub(t_3dvec *sum,t_3dvec *a,t_3dvec *b) {
-
-       sum->x=a->x-b->x;
-       sum->y=a->y-b->y;
-       sum->z=a->z-b->z;
-
-       return 0;
-}
-
-int v3_scale(t_3dvec *result,t_3dvec *a,double s) {
-
-       result->x=s*a->x;
-       result->y=s*a->y;
-       result->z=s*a->z;
-
-       return 0;
-}
-
-int v3_zero(t_3dvec *vec) {
-
-       vec->x=.0;
-       vec->y=.0;
-       vec->z=.0;
-
-       return 0;
-}
-
-int v3_set(t_3dvec *vec,double *ptr) {
-
-       memcpy(vec,ptr,sizeof(t_3dvec));
-
-       return 0;
-}
-
-int v3_copy(t_3dvec *trg,t_3dvec *src) {
-
-       memcpy(trg,src,sizeof(t_3dvec));
-
-       return 0;
-}
-
-int v3_cmp(t_3dvec *a,t_3dvec *b) {
-
-       return(memcmp(a,b,sizeof(t_3dvec)));
-}
-
-double v3_scalar_product(t_3dvec *a,t_3dvec *b) {
-
-       return(a->x*b->x+a->y*b->y+a->z*b->z);
-}
-
-double v3_absolute_square(t_3dvec *a) {
-
-       return(a->x*a->x+a->y*a->y+a->z*a->z);
-}
-
-double v3_norm(t_3dvec *a) {
-
-       return(sqrt(v3_absolute_square(a)));
-}
-
-int v3_per_bound(t_3dvec *a,t_3dvec *dim) {
-
-       double x,y,z;
-
-       x=0.5*dim->x;
-       y=0.5*dim->y;
-       z=0.5*dim->z;
-
-       if(a->x>=x) a->x-=dim->x;
-       else if(-a->x>x) a->x+=dim->x;
-       if(a->y>=y) a->y-=dim->y;
-       else if(-a->y>y) a->y+=dim->y;
-       if(a->z>=z) a->z-=dim->z;
-       else if(-a->z>z) a->z+=dim->z;
-
-       return 0;
-}

diff --git a/math/math.h b/math/math.h
index 8bbcc6c..8ff1bec 100644 (file)
--- a/math/math.h
+++ b/math/math.h
@@ -8,6 +8,9 @@
 #ifndef MATH_H
 #define MATH_H
 
+#include <string.h>
+#include <math.h>
+
 /* datatypes */
 
 typedef struct s_3dvec {
@@ -18,16 +21,106 @@ typedef struct s_3dvec {
 
 /* function prototypes */
 
-int v3_add(t_3dvec *sum,t_3dvec *a,t_3dvec *b);
-int v3_sub(t_3dvec *sum,t_3dvec *a,t_3dvec *b);
-int v3_scale(t_3dvec *result,t_3dvec *a,double s);
-int v3_zero(t_3dvec *vec);
-int v3_set(t_3dvec *vec,double *ptr);
-int v3_copy(t_3dvec *trg,t_3dvec *src);
-int v3_cmp(t_3dvec *a,t_3dvec *b);
-double v3_scalar_product(t_3dvec *a,t_3dvec *b);
-double v3_absolute_square(t_3dvec *a);
-double v3_norm(t_3dvec *a);
-int v3_per_bound(t_3dvec *a,t_3dvec *dim);
+static inline int v3_add(t_3dvec *sum,t_3dvec *a,t_3dvec *b) __attribute__((always_inline));
+static inline int v3_sub(t_3dvec *sum,t_3dvec *a,t_3dvec *b) __attribute__((always_inline));
+static inline int v3_scale(t_3dvec *result,t_3dvec *a,double s) __attribute__((always_inline));
+static inline int v3_zero(t_3dvec *vec) __attribute__((always_inline));
+static inline int v3_set(t_3dvec *vec,double *ptr) __attribute__((always_inline));
+static inline int v3_copy(t_3dvec *trg,t_3dvec *src) __attribute__((always_inline));
+static inline int v3_cmp(t_3dvec *a,t_3dvec *b) __attribute__((always_inline));
+static inline double v3_scalar_product(t_3dvec *a,t_3dvec *b) __attribute__((always_inline));
+static inline double v3_absolute_square(t_3dvec *a) __attribute__((always_inline));
+static inline double v3_norm(t_3dvec *a) __attribute__((always_inline));
+static inline int v3_per_bound(t_3dvec *a,t_3dvec *dim) __attribute__((always_inline));
+
+/* function definitions */
+
+static inline int v3_add(t_3dvec *sum,t_3dvec *a,t_3dvec *b) {
+
+       sum->x=a->x+b->x;
+       sum->y=a->y+b->y;
+       sum->z=a->z+b->z;
+
+       return 0;
+}
+
+static inline int v3_sub(t_3dvec *sum,t_3dvec *a,t_3dvec *b) {
+
+       sum->x=a->x-b->x;
+       sum->y=a->y-b->y;
+       sum->z=a->z-b->z;
+
+       return 0;
+}
+
+static inline int v3_scale(t_3dvec *result,t_3dvec *a,double s) {
+
+       result->x=s*a->x;
+       result->y=s*a->y;
+       result->z=s*a->z;
+
+       return 0;
+}
+
+static inline int v3_zero(t_3dvec *vec) {
+
+       vec->x=.0;
+       vec->y=.0;
+       vec->z=.0;
+
+       return 0;
+}
+
+static inline int v3_set(t_3dvec *vec,double *ptr) {
+
+       memcpy(vec,ptr,sizeof(t_3dvec));
+
+       return 0;
+}
+
+static inline int v3_copy(t_3dvec *trg,t_3dvec *src) {
+
+       memcpy(trg,src,sizeof(t_3dvec));
+
+       return 0;
+}
+
+static inline int v3_cmp(t_3dvec *a,t_3dvec *b) {
+
+       return(memcmp(a,b,sizeof(t_3dvec)));
+}
+
+static inline double v3_scalar_product(t_3dvec *a,t_3dvec *b) {
+
+       return(a->x*b->x+a->y*b->y+a->z*b->z);
+}
+
+static double v3_absolute_square(t_3dvec *a) {
+
+       return(a->x*a->x+a->y*a->y+a->z*a->z);
+}
+
+static inline double v3_norm(t_3dvec *a) {
+
+       return(sqrt(a->x*a->x+a->y*a->y+a->z*a->z));
+}
+
+static inline int v3_per_bound(t_3dvec *a,t_3dvec *dim) {
+
+       double x,y,z;
+
+       x=0.5*dim->x;
+       y=0.5*dim->y;
+       z=0.5*dim->z;
+
+       if(a->x>=x) a->x-=dim->x;
+       else if(-a->x>x) a->x+=dim->x;
+       if(a->y>=y) a->y-=dim->y;
+       else if(-a->y>y) a->y+=dim->y;
+       if(a->z>=z) a->z-=dim->z;
+       else if(-a->z>z) a->z+=dim->z;
+
+       return 0;
+}
 
 #endif