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
|
diff -Naur src/svgalib-1.9.25/threeDKit/quickmath.h src/svgalib-1.9.25.new/threeDKit/quickmath.h
--- src/svgalib-1.9.25/threeDKit/quickmath.h 2005-08-03 09:07:32.000000000 -0400
+++ src/svgalib-1.9.25/threeDKit/quickmath.h 2015-08-26 15:45:06.157175993 -0400
@@ -76,76 +76,17 @@
#else
-extern inline double fsqr (double x)
-{
- return x * x;
-}
-
-extern inline int lsqr (int x)
-{
- return (int) x *x;
-}
-
-extern inline double fmax (double a, double b)
-{
- return max (a, b);
-}
-
-extern inline double fmin (double a, double b)
-{
- return min (a, b);
-}
-
-extern inline double fsgn (double a)
-{
- return (a == 0.0 ? 0.0 : (a > 0.0 ? 1.0 : -1.0));
-}
-
-extern inline double dot (Vec a, Vec b)
-{
- return a.x * b.x + a.y * b.y + a.z * b.z;
-}
-
-extern inline Vec cross (Vec a, Vec b)
-{
- Vec c;
- c.x = a.y * b.z - a.z * b.y;
- c.y = a.z * b.x - a.x * b.z;
- c.z = a.x * b.y - a.y * b.x;
- return c;
-}
-
-extern inline Vec plus (Vec a, Vec b)
-{
- Vec c;
- c.x = a.x + b.x;
- c.y = a.y + b.y;
- c.z = a.z + b.z;
- return c;
-}
-
-extern inline Vec minus (Vec a, Vec b)
-{
- Vec c;
- c.x = a.x - b.x;
- c.y = a.y - b.y;
- c.z = a.z - b.z;
- return c;
-}
-
-extern inline Vec times (Vec a, double f)
-{
- Vec c;
- c.x = a.x * f;
- c.y = a.y * f;
- c.z = a.z * f;
- return c;
-}
-
-extern inline double norm (Vec a)
-{
- return sqrt (sqr (a.x) + sqr (a.y) + sqr (a.z));
-}
+extern inline double fsqr (double x);
+extern inline int lsqr (int x);
+extern inline double fmax (double a, double b);
+extern inline double fmin (double a, double b);
+extern inline double fsgn (double a);
+extern inline double dot (Vec a, Vec b);
+extern inline Vec cross (Vec a, Vec b);
+extern inline Vec plus (Vec a, Vec b);
+extern inline Vec minus (Vec a, Vec b);
+extern inline Vec times (Vec a, double f);
+extern inline double norm (Vec a);
#endif
|