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optimize deg2rad

This commit is contained in:
cxgeorge 2001-06-10 02:42:07 +00:00
parent 1b298b9cac
commit e952d95b95
3 changed files with 13 additions and 4 deletions
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8
panda/src/linmath/deg_2_rad.h
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@ -24,11 +24,11 @@
#include "mathNumbers.h"
BEGIN_PUBLISH
INLINE_LINMATH double deg_2_rad( double f ) { return f * (MathNumbers::pi / 180.0); }
INLINE_LINMATH double rad_2_deg( double f ) { return f * (180.0 / MathNumbers::pi); }
INLINE_LINMATH double deg_2_rad( double f ) { return f * MathNumbers::deg_2_rad; }
INLINE_LINMATH double rad_2_deg( double f ) { return f * MathNumbers::rad_2_deg; }
INLINE_LINMATH float deg_2_rad( float f ) { return f * (MathNumbers::pi_f / 180.0f); }
INLINE_LINMATH float rad_2_deg( float f ) { return f * (180.0f / MathNumbers::pi_f); }
INLINE_LINMATH float deg_2_rad( float f ) { return f * MathNumbers::deg_2_rad_f; }
INLINE_LINMATH float rad_2_deg( float f ) { return f * MathNumbers::rad_2_deg_f; }
END_PUBLISH
#endif

5
panda/src/linmath/mathNumbers.cxx
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@ -21,6 +21,11 @@
const double MathNumbers::pi = 4.0 * atan(1.0);
const double MathNumbers::ln2 = log(2.0);
const double MathNumbers::rad_2_deg = 180.0 / MathNumbers::pi;
const double MathNumbers::deg_2_rad = MathNumbers::pi / 180.0;
const float MathNumbers::pi_f = 4.0 * atan(1.0);
const float MathNumbers::ln2_f = log(2.0);
const float MathNumbers::rad_2_deg_f = 180.0 / MathNumbers::pi;
const float MathNumbers::deg_2_rad_f = MathNumbers::pi / 180.0;

4
panda/src/linmath/mathNumbers.h
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@ -23,10 +23,14 @@
class EXPCL_PANDA MathNumbers {
PUBLISHED:
static const float pi_f;
static const float rad_2_deg_f;
static const float deg_2_rad_f;
static const float ln2_f;
static const double pi;
static const double ln2;
static const double rad_2_deg;
static const double deg_2_rad;
};
#endif