Added point3d.hxx to replace cheezy fgPoint3d struct.

[simgear.git] / Math / MAT3vec.c

diff --git a/Math/MAT3vec.c b/Math/MAT3vec.c
index 9e71042b3a1ac5657072cd1755cb34ddc729c40e..d760add5fe9e416fcf274c919adff3cde08e2a97 100644 (file)
--- a/Math/MAT3vec.c
+++ b/Math/MAT3vec.c
@@ -19,7 +19,7 @@
  * The two vectors involved may be the same.
  */
 
-#include "mat3.h"
+#include <Math/mat3.h>
 
 #ifndef TRUE
 #  define TRUE 1
@@ -29,12 +29,10 @@
 #  define FALSE 0
 #endif
 
+#if !defined( USE_XTRA_MAT3_INLINES )
 
 void
-MAT3mult_vec(result_vec, vec, mat)
-MAT3vec         result_vec;
-register MAT3vec vec;
-register MAT3mat mat;
+MAT3mult_vec(double *result_vec, register double *vec, register double (*mat)[4])
 {
    MAT3vec             tempvec;
    register double     *temp = tempvec;
@@ -48,6 +46,7 @@ register MAT3mat mat;
 
    MAT3_COPY_VEC(result_vec, temp);
 }
+#endif // !defined( USE_XTRA_MAT3_INLINES )
 
 /*
  * Multiplies a vector of size 4 by a matrix, setting the result vector.
@@ -59,10 +58,7 @@ register MAT3mat mat;
  */
 
 int
-MAT3mult_hvec(result_vec, vec, mat, normalize)
-MAT3hvec          result_vec;
-register MAT3hvec vec;
-register MAT3mat  mat;
+MAT3mult_hvec(double *result_vec, register double *vec, register double (*mat)[4], int normalize)
 {
    MAT3hvec             tempvec;
    double              norm_fac;
@@ -98,14 +94,14 @@ register MAT3mat  mat;
    return(ret);
 }
 
+#if !defined( USE_XTRA_MAT3_INLINES )
+
 /*
  * Sets the first vector to be the cross-product of the last two vectors.
  */
 
 void
-MAT3cross_product(result_vec, vec1, vec2)
-MAT3vec         result_vec;
-register MAT3vec vec1, vec2;
+MAT3cross_product(double *result_vec, register double *vec1, register double *vec2)
 {
    MAT3vec             tempvec;
    register double     *temp = tempvec;
@@ -116,6 +112,7 @@ register MAT3vec vec1, vec2;
 
    MAT3_COPY_VEC(result_vec, temp);
 }
+#endif // !defined( USE_XTRA_MAT3_INLINES )
 
 /*
  * Finds a vector perpendicular to vec and stores it in result_vec.
@@ -129,9 +126,7 @@ register MAT3vec vec1, vec2;
 #define SELECT .7071   /* selection constant (roughly .5*sqrt(2) */
 
 void
-MAT3perp_vec(result_vec, vec, is_unit)
-MAT3vec result_vec, vec;
-int    is_unit;
+MAT3perp_vec(double *result_vec, double *vec, int is_unit)
 {
    MAT3vec     norm;
    double      dot;