Last change
on this file since a6f5b95 was 3ae31e9, checked in by Thomas Lopatic <thomas@…>, 8 years ago |
Imported original source code.
|
-
Property mode
set to
100755
|
File size:
685 bytes
|
Rev | Line | |
---|
[3ae31e9] | 1 | /*
|
---|
| 2 | =============================================================================
|
---|
| 3 | pi.h -- definitions of PI, PI/2, PI/4, 1/PI, 1/(PI/2)
|
---|
| 4 | Version 1 -- 1989-03-21 -- D.N. Lynx Crowe
|
---|
| 5 | =============================================================================
|
---|
| 6 | */
|
---|
| 7 |
|
---|
| 8 | #ifndef PI
|
---|
| 9 | #define PI 3.14159265358979323846 /* PI itself */
|
---|
| 10 | #endif
|
---|
| 11 |
|
---|
| 12 | #ifndef PID2
|
---|
| 13 | #define PID2 1.57079632679489661923 /* PI divided by 2 */
|
---|
| 14 | #endif
|
---|
| 15 |
|
---|
| 16 | #ifndef PID4
|
---|
| 17 | #define PID4 0.78539816339744830962 /* PI divided by 4 */
|
---|
| 18 | #endif
|
---|
| 19 |
|
---|
| 20 | #ifndef I_PI
|
---|
| 21 | #define I_PI 0.31830988618379067154 /* Inverse of PI */
|
---|
| 22 | #endif
|
---|
| 23 |
|
---|
| 24 | #ifndef I_PID2
|
---|
| 25 | #define I_PID2 0.63661977236758134308 /* Inverse of PID2 */
|
---|
| 26 | #endif
|
---|
Note:
See
TracBrowser
for help on using the repository browser.