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Use M_PI instead of PI

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Signed-off-by: Antonio Niño Díaz <antonio_nd@outlook.com>
This commit is contained in:
Antonio Niño Díaz
2017-12-31 14:45:53 +01:00
parent ba944527ec
commit 71961a88a0
1 changed files with 11 additions and 10 deletions
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21
src/asm/math.c
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@@ -11,8 +11,9 @@
#define fix2double(i) ((double)(i/65536.0)) #define fix2double(i) ((double)(i/65536.0))
#define double2fix(d) ((int32_t)(d*65536.0)) #define double2fix(d) ((int32_t)(d*65536.0))
#ifndef PI
#define PI (acos(-1)) #ifndef M_PI
#define M_PI 3.14159265358979323846
#endif #endif
/* /*
@@ -21,7 +22,7 @@
void void
math_DefinePI(void) math_DefinePI(void)
{ {
sym_AddEqu("_PI", double2fix(PI)); sym_AddEqu("_PI", double2fix(M_PI));
} }
/* /*
@@ -44,7 +45,7 @@ math_Print(int32_t i)
int32_t int32_t
math_Sin(int32_t i) math_Sin(int32_t i)
{ {
return (double2fix(sin(fix2double(i) * 2 * PI / 65536))); return (double2fix(sin(fix2double(i) * 2 * M_PI / 65536)));
} }
/* /*
@@ -53,7 +54,7 @@ math_Sin(int32_t i)
int32_t int32_t
math_Cos(int32_t i) math_Cos(int32_t i)
{ {
return (double2fix(cos(fix2double(i) * 2 * PI / 65536))); return (double2fix(cos(fix2double(i) * 2 * M_PI / 65536)));
} }
/* /*
@@ -62,7 +63,7 @@ math_Cos(int32_t i)
int32_t int32_t
math_Tan(int32_t i) math_Tan(int32_t i)
{ {
return (double2fix(tan(fix2double(i) * 2 * PI / 65536))); return (double2fix(tan(fix2double(i) * 2 * M_PI / 65536)));
} }
/* /*
@@ -71,7 +72,7 @@ math_Tan(int32_t i)
int32_t int32_t
math_ASin(int32_t i) math_ASin(int32_t i)
{ {
return (double2fix(asin(fix2double(i)) / 2 / PI * 65536)); return (double2fix(asin(fix2double(i)) / 2 / M_PI * 65536));
} }
/* /*
@@ -80,7 +81,7 @@ math_ASin(int32_t i)
int32_t int32_t
math_ACos(int32_t i) math_ACos(int32_t i)
{ {
return (double2fix(acos(fix2double(i)) / 2 / PI * 65536)); return (double2fix(acos(fix2double(i)) / 2 / M_PI * 65536));
} }
/* /*
@@ -89,7 +90,7 @@ math_ACos(int32_t i)
int32_t int32_t
math_ATan(int32_t i) math_ATan(int32_t i)
{ {
return (double2fix(atan(fix2double(i)) / 2 / PI * 65536)); return (double2fix(atan(fix2double(i)) / 2 / M_PI * 65536));
} }
/* /*
@@ -99,7 +100,7 @@ int32_t
math_ATan2(int32_t i, int32_t j) math_ATan2(int32_t i, int32_t j)
{ {
return (double2fix return (double2fix
(atan2(fix2double(i), fix2double(j)) / 2 / PI * 65536)); (atan2(fix2double(i), fix2double(j)) / 2 / M_PI * 65536));
} }
/* /*