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Fix for map() function - supplied by @Pito

This commit is contained in:
Roger Clark 2017-09-03 11:00:16 +10:00
parent 23fa7b7c34
commit b1e1782019
2 changed files with 12 additions and 10 deletions
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11
STM32F1/cores/maple/wirish_math.h
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@ -79,11 +79,12 @@ long random(long min, long max);
* @param toEnd the end of the value's mapped range. * @param toEnd the end of the value's mapped range.
* @return the mapped value. * @return the mapped value.
*/ */
static inline long map(long value, long fromStart, long fromEnd, // Fix by Pito 9/2017
long toStart, long toEnd) { static inline int32_t map(int32_t value, int32_t fromStart, int32_t fromEnd,
return (value - fromStart) * (toEnd - toStart) / (fromEnd - fromStart) + int32_t toStart, int32_t toEnd) {
toStart; return ((int64_t)(value - fromStart) * (toEnd - toStart)) / (fromEnd - fromStart) +
} toStart;
}
#define PI 3.1415926535897932384626433832795 #define PI 3.1415926535897932384626433832795
#define HALF_PI 1.5707963267948966192313216916398 #define HALF_PI 1.5707963267948966192313216916398

11
STM32F4/cores/maple/wirish_math.h
View File

@ -78,11 +78,12 @@ long random(long min, long max);
* @param toEnd the end of the value's mapped range. * @param toEnd the end of the value's mapped range.
* @return the mapped value. * @return the mapped value.
*/ */
static inline long map(long value, long fromStart, long fromEnd, // Fix by Pito 9/2017
long toStart, long toEnd) { static inline int32_t map(int32_t value, int32_t fromStart, int32_t fromEnd,
return (value - fromStart) * (toEnd - toStart) / (fromEnd - fromStart) + int32_t toStart, int32_t toEnd) {
toStart; return ((int64_t)(value - fromStart) * (toEnd - toStart)) / (fromEnd - fromStart) +
} toStart;
}
#define PI 3.1415926535897932384626433832795 #define PI 3.1415926535897932384626433832795
#define HALF_PI 1.5707963267948966192313216916398 #define HALF_PI 1.5707963267948966192313216916398