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91 lines
1.9 KiB
Diff
91 lines
1.9 KiB
Diff
diff -Naur svgalib-1.9.25.orig/threeDKit/quickmath.h svgalib-1.9.25/threeDKit/quickmath.h
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--- svgalib-1.9.25.orig/threeDKit/quickmath.h 2005-08-03 15:07:32.000000000 +0200
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+++ svgalib-1.9.25/threeDKit/quickmath.h 2015-08-03 19:45:12.864161135 +0200
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@@ -76,76 +76,17 @@
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#else
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-extern inline double fsqr (double x)
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-{
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- return x * x;
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-}
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-
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-extern inline int lsqr (int x)
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-{
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- return (int) x *x;
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-}
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-
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-extern inline double fmax (double a, double b)
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-{
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- return max (a, b);
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-}
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-
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-extern inline double fmin (double a, double b)
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-{
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- return min (a, b);
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-}
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-
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-extern inline double fsgn (double a)
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-{
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- return (a == 0.0 ? 0.0 : (a > 0.0 ? 1.0 : -1.0));
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-}
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-
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-extern inline double dot (Vec a, Vec b)
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-{
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- return a.x * b.x + a.y * b.y + a.z * b.z;
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-}
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-
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-extern inline Vec cross (Vec a, Vec b)
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-{
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- Vec c;
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- c.x = a.y * b.z - a.z * b.y;
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- c.y = a.z * b.x - a.x * b.z;
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- c.z = a.x * b.y - a.y * b.x;
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- return c;
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-}
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-
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-extern inline Vec plus (Vec a, Vec b)
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-{
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- Vec c;
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- c.x = a.x + b.x;
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- c.y = a.y + b.y;
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- c.z = a.z + b.z;
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- return c;
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-}
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-
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-extern inline Vec minus (Vec a, Vec b)
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-{
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- Vec c;
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- c.x = a.x - b.x;
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- c.y = a.y - b.y;
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- c.z = a.z - b.z;
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- return c;
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-}
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-
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-extern inline Vec times (Vec a, double f)
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-{
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- Vec c;
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- c.x = a.x * f;
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- c.y = a.y * f;
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- c.z = a.z * f;
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- return c;
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-}
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-
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-extern inline double norm (Vec a)
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-{
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- return sqrt (sqr (a.x) + sqr (a.y) + sqr (a.z));
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-}
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+extern inline double fsqr (double x);
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+extern inline int lsqr (int x);
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+extern inline double fmax (double a, double b);
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+extern inline double fmin (double a, double b);
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+extern inline double fsgn (double a);
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+extern inline double dot (Vec a, Vec b);
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+extern inline Vec cross (Vec a, Vec b);
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+extern inline Vec plus (Vec a, Vec b);
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+extern inline Vec minus (Vec a, Vec b);
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+extern inline Vec times (Vec a, double f);
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+extern inline double norm (Vec a);
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#endif
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