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Mozzi
alpha 0.01.1t
sound synthesis library for Arduino
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Take care when converting that the important bits of your numbers will fit in the types you choose! More...
Defines | |
#define | Q0n7_FIX1 ((Q0n7) 127) |
0.992 in Q0n7 format | |
#define | Q7n8_FIX1 ((Q7n8) 256) |
1 in Q7n8 format | |
#define | Q8n8_FIX1 ((Q8n8) 256) |
1 in Q8n8 format | |
#define | Q23n8_FIX1 ((Q23n8) 256) |
1 in Q23n8 format | |
#define | Q1n14_FIX1 ((Q1n14) 16384) |
1 in Q1n14 format | |
#define | Q1n15_FIX1 ((Q1n15) 32768) |
1 in Q1n15 format | |
#define | Q16n16_FIX1 ((Q16n16) 65536) |
1 in Q16n16 format | |
#define | Q0n15_FIX1 ((Q0n15) 32767) |
0.999 in Q0n15 format | |
#define | Q0n16_FIX1 ((Q0n16) 65535) |
0.999 in Q0n16 format | |
#define | Q15n16_FIX1 ((Q15n16) 65536) |
1 in Q15n16 format | |
#define | Q8n24_FIX1 ((Q8n24) 16777216) |
1 in Q8n24 format | |
#define | Q0n32_FIX1 ((Q0n32) 4294967295) |
0.999999999767169 in Q0n32 format | |
#define | Q3n13_2PI ((Q3n13) 411775) |
2*PI in Q3n13 format | |
#define | Q16n16_2PI ((Q16n16) 411775) |
2*PI in Q16n16 format | |
#define | low15bits ((Q1n15) 32767) |
Useful for keeping the lower 15 bits of a Q1n15 number, using &. | |
#define | Q7n8_multfix(a, b) |
Fast (?) fixed point multiply for Q7n8 fractional numbers. | |
Typedefs | |
typedef char | Q0n7 |
signed fractional number using 7 fractional bits, represents -0.5 to 0.496 | |
typedef char | Q7n0 |
ordinary old signed Q7n0 char with 0 fractional bits, represents -128 to 127 | |
typedef unsigned char | Q0n8 |
unsigned fractional number using 8 fractional bits, represents 0.0 to 0.996 | |
typedef unsigned char | Q8n0 |
normal unsigned char with 0 fractional bits, represents 0.0 to 255.0 | |
typedef unsigned int | Q0n16 |
unsigned fractional number using 16 fractional bits, represents 0.0 to 0.999 | |
typedef unsigned long | Q0n31 |
signed number using 0 integer bits and 31 fractional bits, represents -32768 to 32767 | |
typedef int | Q7n8 |
signed fractional number using 7 integer bits and 8 fractional bits, represents -127.996 to 127.996 | |
typedef unsigned int | Q3n13 |
unsigned fractional number using 3 integer bits and 13 fractional bits, represents 0 to 7.999 | |
typedef int | Q1n14 |
signed fractional number using 1 integer bit and 14 fractional bits, represents -1.999 to 1.999 | |
typedef int | Q15n0 |
signed number using 15 integer bits and 0 fractional bits, represents -2147483648 to 2147483647 | |
typedef unsigned int | Q8n8 |
unsigned fractional number using 8 integer bits and 8 fractional bits, represents 0 to 255.996 | |
typedef unsigned int | Q1n15 |
unsigned fractional number using 1 integer bit and 15 fractional bits, represents 0 to 1.999 | |
typedef unsigned int | Q16n0 |
unsigned number using 16 integer bits and 0 fractional bits, represents 0 to 65536.0 | |
typedef long | Q23n8 |
signed fractional number using 23 integer bits and 8 fractional bits, represents -8388607.996 to 8388607.996 | |
typedef long | Q15n16 |
signed fractional number using 15 integer bits and 16 fractional bits, represents -32767.999 to 32767.999 | |
typedef long | Q31n0 |
signed (normal long int) number using 31 integer bits and 0 fractional bits, represents -2147483648 to 2147483647 | |
typedef unsigned long | Q32n0 |
unsigned (normal unsigned long int) number using 32 integer bits and 0 fractional bits, represents 0 to 4294967295 | |
typedef unsigned long | Q0n32 |
unsigned (normal unsigned long int) number using 0 integer bits and 32 fractional bits, represents 0 to 0.999999999767169 | |
typedef unsigned long | Q8n24 |
signed fractional number using 8 integer bits and 24 fractional bits, represents 0 to 255.999 | |
typedef unsigned long | Q24n8 |
unsigned fractional number using 24 integer bits and 8 fractional bits, represents 0 to 16777215 | |
typedef unsigned long | Q16n16 |
unsigned fractional number using 16 integer bits and 16 fractional bits, represents 0 to 65535.999 | |
Functions | |
Q0n7 | float_to_Q0n7 (float a) |
Convert float to Q0n7 fix. | |
Q0n8 | float_to_Q0n8 (float a) |
Convert float to Q0n8 fix. | |
Q7n8 | float_to_Q7n8 (float a) |
Convert float to Q7n8 fix. | |
Q8n8 | float_to_Q8n8 (float a) |
Convert float to Q8n8 fix. | |
Q1n14 | float_to_Q1n14 (float a) |
Convert float to Q1n14 fix. | |
Q1n15 | float_to_Q1n15 (float a) |
Convert float to Q1n15 fix. | |
Q8n24 | float_to_Q8n24 (float a) |
Convert float to Q8n24 fix. | |
Q23n8 | float_to_Q23n8 (float a) |
Convert float to Q23n8 fix. | |
Q24n8 | float_to_Q24n8 (float a) |
Convert float to Q24n8 fix. | |
Q16n16 | float_to_Q16n16 (float a) |
Convert float to Q16n16 fix. | |
Q0n16 | float_to_Q0n16 (float a) |
Convert float to Q0n16 fix. | |
Q15n16 | float_to_Q15n16 (float a) |
Convert float to Q15n16 fix. | |
Q1n14 | Q0n7_to_Q1n14 (Q0n7 a) |
Convert Q0n7 char to Q1n14 fix. | |
Q15n16 | Q0n7_to_Q15n16 (Q0n7 a) |
Convert Q0n7 signed char to Q15n16 fix. | |
float | Q0n7_to_float (Q0n7 a) |
Convert Q0n7 fix to float. | |
Q1n15 | Q0n8_to_Q1n15 (Q0n8 a) |
Convert Q0n8 unsigned char to Q1n15 fix. | |
Q8n8 | Q0n8_to_Q8n8 (Q0n8 a) |
Convert Q0n8 unsigned char to Q8n8 fix. | |
Q8n24 | Q0n8_to_Q8n24 (Q0n8 a) |
Convert Q0n8 unsigned char to Q8n24 fix. | |
Q24n8 | Q0n8_to_Q24n8 (Q0n8 a) |
Convert Q0n8 unsigned char to Q24n8 fix. | |
Q15n16 | Q0n8_to_Q15n16 (Q0n8 a) |
Convert Q0n8 unsigned char to Q15n16 fix. | |
Q16n16 | Q0n8_to_Q16n16 (Q0n8 a) |
Convert Q0n8 unsigned char to Q16n16 fix. | |
float | Q0n8_to_float (Q0n8 a) |
Convert Q0n8 fix to float. | |
Q7n8 | Q7n0_to_Q7n8 (Q7n0 a) |
Convert Q7n0 char to Q7n8 fix. | |
Q7n8 | Q8n0_to_Q7n8 (Q8n0 a) |
Convert Q8n0 unsigned char to Q7n8 fix. | |
Q8n8 | Q8n0_to_Q8n8 (Q8n0 a) |
Convert unsigned char to Q8n8 fix. | |
Q16n16 | Q8n0_to_Q16n16 (Q8n0 a) |
Convert Q8n0 unsigned char to Q16n16 fix. | |
Q7n0 | Q7n8_to_Q7n0 (Q7n8 a) |
Convert Q7n8 fix to Q7n0. | |
float | Q7n8_to_float (Q7n8 a) |
Convert Q7n8 fix to float. | |
Q8n0 | Q8n8_to_Q8n0 (Q8n8 a) |
Convert Q8n8 fix to Q8n0 unsigned char. | |
Q16n16 | Q8n8_to_Q16n16 (Q8n8 a) |
Convert Q8n8 fix to Q16n16 unsigned long. | |
float | Q8n8_to_float (Q8n8 a) |
Convert Q8n8 fix to float. | |
Q0n7 | Q1n14_to_Q0n7 (Q1n14 a) |
Convert Q1n14 fixed to Q0n7 char. | |
float | Q1n14_to_float (Q1n14 a) |
Convert fix to float. | |
Q0n8 | Q1n15_to_Q0n8 (Q1n15 a) |
Convert Q1n15 fixed to Q0n8 unsigned char. | |
float | Q1n15_to_float (Q1n15 a) |
Convert fix to float. | |
float | Q0n16_to_float (Q0n16 a) |
Convert fix to float. | |
Q15n16 | Q15n0_to_Q15n16 (Q15n0 a) |
Convert Q15n0 int to Q15n16 fix. | |
Q15n16 | Q16n0_to_Q15n16 (Q16n0 a) |
Convert Q16n0 unsigned int to Q15n16 fix. | |
Q23n8 | Q16n0_to_Q23n8 (Q16n0 a) |
Convert Q16n0 unsigned int to Q23n8 fixed point signed long. | |
Q24n8 | Q16n0_to_Q24n8 (Q16n0 a) |
Convert Q16n0 unsigned int to Q24n8 fixed point unsigned long. | |
Q16n16 | Q16n0_to_Q16n16 (Q16n0 a) |
Convert Q16n0 unsigned int to Q16n16 fixed point unsigned long. | |
float | Q16n0_to_float (Q16n0 a) |
Convert Q16n0 unsigned int to float. | |
Q0n8 | Q8n24_to_Q0n8 (Q8n24 a) |
Convert Q8n24 fixed to Q0n8 unsigned char. | |
float | Q8n24_to_float (Q8n24 a) |
Convert fix to float. | |
Q31n0 | Q23n8_to_Q31n0 (Q23n8 a) |
Convert Q23n8 fixed to Q31n0 long. | |
Q16n0 | Q23n8_to_Q16n0 (Q23n8 a) |
Convert Q23n8 fixed to Q16n0 unsigned int. | |
Q15n0 | Q23n8_to_Q15n0 (Q23n8 a) |
Convert Q23n8 fixed to Q15n0 signed int. | |
Q7n8 | Q23n8_to_Q7n8 (Q23n8 a) |
Convert Q23n8 fixed to Q7n8 signed int, losing most significant bits. | |
float | Q23n8_to_float (Q23n8 a) |
Convert fix to float. | |
Q0n8 | Q24n8_to_Q0n8 (Q24n8 a) |
Convert Q24n8 fixed to Q0n8 unsigned char. | |
Q32n0 | Q24n8_to_Q32n0 (Q24n8 a) |
Convert Q24n8 fixed to Q32n0 unsigned long. | |
Q16n16 | Q24n8_to_Q16n16 (Q24n8 a) |
Convert Q24n8 fixed to Q16n16 unsigned long. | |
float | Q24n8_to_float (Q24n8 a) |
Convert fix to float. | |
Q0n8 | Q15n16_to_Q0n8 (Q15n16 a) |
Convert Q15n16 fixed to Q0n8 unsigned char. | |
Q15n0 | Q15n16_to_Q15n0 (Q15n16 a) |
Convert Q15n16 fixed to Q15n0 signed int. | |
Q7n8 | Q15n16_to_Q7n8 (Q15n16 a) |
Convert Q15n16 fixed to Q7n8 signed int, keeping middle bits only. | |
float | Q15n16_to_float (Q15n16 a) |
Convert fix to float. | |
Q0n8 | Q16n16_to_Q0n8 (Q16n16 a) |
Convert Q16n16 fixed to Q0n8 unsigned char. | |
Q16n0 | Q16n16_to_Q16n0 (Q16n16 a) |
Convert Q16n16 fixed to Q16n0 unsigned int. | |
Q24n8 | Q16n16_to_Q24n8 (Q16n16 a) |
Convert Q16n16 fixed to Q24n8 unsigned long. | |
float | Q16n16_to_float (Q16n16 a) |
Convert fix to float. | |
int | ipow (int base, int exp) |
Q16n16 | Q16n16_pow2 (Q8n8 exponent) |
This is a fast replacement for pow(2,x), where x is a fractional number in Q8n8 fixed-point exponent. | |
unsigned char | byteMod (unsigned char n, unsigned char d) |
unsigned char | byteDiv (unsigned char n, unsigned char d) |
unsigned char | byteRnd (unsigned char min, unsigned char max) |
Take care when converting that the important bits of your numbers will fit in the types you choose!
#define Q7n8_multfix | ( | a, | |
b | |||
) |
({ \ int prod, val1=a, val2=b ; \ __asm__ __volatile__ ( \ "muls %B1, %B2 \n\t" \ "mov %B0, r0 \n\t" \ "mul %A1, %A2\n\t" \ "mov %A0, r1 \n\t" \ "mulsu %B1, %A2 \n\t" \ "add %A0, r0 \n\t" \ "adc %B0, r1 \n\t" \ "mulsu %B2, %A1 \n\t" \ "add %A0, r0 \n\t" \ "adc %B0, r1 \n\t" \ "clr r1 \n\t" \ : "=&d" (prod) \ : "a" (val1), "a" (val2) \ ); \ prod; \ })
Fast (?) fixed point multiply for Q7n8 fractional numbers.
Interesting: this is slower than doing ((long)a*b)>>16. Timing with an oscilloscope shows: p = Q7n8_multfix(a,b); // 1.52ms p = ((long)a*b)>>16; // 560 to 640 us
a | Q7n8 format multiplicand |
b | Q7n8 format multiplier |
Definition at line 281 of file fixedMath.h.
Q0n16 float_to_Q0n16 | ( | float | a | ) | [inline] |
Q0n7 float_to_Q0n7 | ( | float | a | ) | [inline] |
Q0n8 float_to_Q0n8 | ( | float | a | ) | [inline] |
Q15n16 float_to_Q15n16 | ( | float | a | ) | [inline] |
Q16n16 float_to_Q16n16 | ( | float | a | ) | [inline] |
Q1n14 float_to_Q1n14 | ( | float | a | ) | [inline] |
Q1n15 float_to_Q1n15 | ( | float | a | ) | [inline] |
Q23n8 float_to_Q23n8 | ( | float | a | ) | [inline] |
Q24n8 float_to_Q24n8 | ( | float | a | ) | [inline] |
Q7n8 float_to_Q7n8 | ( | float | a | ) | [inline] |
Q8n24 float_to_Q8n24 | ( | float | a | ) | [inline] |
Q8n8 float_to_Q8n8 | ( | float | a | ) | [inline] |
float Q0n16_to_float | ( | Q0n16 | a | ) | [inline] |
Convert fix to float.
a | is a Q0n16 unsigned int |
Definition at line 185 of file fixedMath.h.
float Q0n7_to_float | ( | Q0n7 | a | ) | [inline] |
Q15n16 Q0n7_to_Q15n16 | ( | Q0n7 | a | ) | [inline] |
Convert Q0n7 signed char to Q15n16 fix.
a | is a Q0n7 signed char |
Definition at line 111 of file fixedMath.h.
Q1n14 Q0n7_to_Q1n14 | ( | Q0n7 | a | ) | [inline] |
Convert Q0n7 char to Q1n14 fix.
a | is a Q0n7 char |
Definition at line 108 of file fixedMath.h.
float Q0n8_to_float | ( | Q0n8 | a | ) | [inline] |
Convert Q0n8 fix to float.
a | is a Q0n8 unsigned char |
Definition at line 136 of file fixedMath.h.
Q15n16 Q0n8_to_Q15n16 | ( | Q0n8 | a | ) | [inline] |
Convert Q0n8 unsigned char to Q15n16 fix.
a | is a Q0n8 unsigned char |
Definition at line 130 of file fixedMath.h.
Q16n16 Q0n8_to_Q16n16 | ( | Q0n8 | a | ) | [inline] |
Convert Q0n8 unsigned char to Q16n16 fix.
a | is a Q0n8 unsigned char |
Definition at line 133 of file fixedMath.h.
Q1n15 Q0n8_to_Q1n15 | ( | Q0n8 | a | ) | [inline] |
Convert Q0n8 unsigned char to Q1n15 fix.
a | is a Q0n8 unsigned char |
Definition at line 118 of file fixedMath.h.
Q24n8 Q0n8_to_Q24n8 | ( | Q0n8 | a | ) | [inline] |
Convert Q0n8 unsigned char to Q24n8 fix.
a | is a Q0n8 unsigned char |
Definition at line 127 of file fixedMath.h.
Q8n24 Q0n8_to_Q8n24 | ( | Q0n8 | a | ) | [inline] |
Convert Q0n8 unsigned char to Q8n24 fix.
a | is a Q0n8 unsigned char |
Definition at line 124 of file fixedMath.h.
Q8n8 Q0n8_to_Q8n8 | ( | Q0n8 | a | ) | [inline] |
Convert Q0n8 unsigned char to Q8n8 fix.
a | is a Q0n8 unsigned char |
Definition at line 121 of file fixedMath.h.
Q15n16 Q15n0_to_Q15n16 | ( | Q15n0 | a | ) | [inline] |
Convert Q15n0 int to Q15n16 fix.
a | is a Q15n0 int |
Definition at line 189 of file fixedMath.h.
float Q15n16_to_float | ( | Q15n16 | a | ) | [inline] |
Convert fix to float.
a | is a Q15n16 signed long |
Definition at line 256 of file fixedMath.h.
Q0n8 Q15n16_to_Q0n8 | ( | Q15n16 | a | ) | [inline] |
Convert Q15n16 fixed to Q0n8 unsigned char.
Only for positive values!
a | is a Q15n16 signed long |
Definition at line 247 of file fixedMath.h.
Q15n0 Q15n16_to_Q15n0 | ( | Q15n16 | a | ) | [inline] |
Convert Q15n16 fixed to Q15n0 signed int.
a | is a Q15n16 signed long |
Definition at line 250 of file fixedMath.h.
Q7n8 Q15n16_to_Q7n8 | ( | Q15n16 | a | ) | [inline] |
Convert Q15n16 fixed to Q7n8 signed int, keeping middle bits only.
a | is a Q15n16 signed long. |
Definition at line 253 of file fixedMath.h.
float Q16n0_to_float | ( | Q16n0 | a | ) | [inline] |
Convert Q16n0 unsigned int to float.
a | is a Q16n0 unsigned int |
Definition at line 205 of file fixedMath.h.
Q15n16 Q16n0_to_Q15n16 | ( | Q16n0 | a | ) | [inline] |
Convert Q16n0 unsigned int to Q15n16 fix.
a | is a Q16n0 unsigned int |
Definition at line 193 of file fixedMath.h.
Q16n16 Q16n0_to_Q16n16 | ( | Q16n0 | a | ) | [inline] |
Convert Q16n0 unsigned int to Q16n16 fixed point unsigned long.
a | is a Q16n0 unsigned int |
Definition at line 202 of file fixedMath.h.
Q23n8 Q16n0_to_Q23n8 | ( | Q16n0 | a | ) | [inline] |
Convert Q16n0 unsigned int to Q23n8 fixed point signed long.
a | is a Q16n0 unsigned int |
Definition at line 196 of file fixedMath.h.
Q24n8 Q16n0_to_Q24n8 | ( | Q16n0 | a | ) | [inline] |
Convert Q16n0 unsigned int to Q24n8 fixed point unsigned long.
a | is a Q16n0 unsigned int |
Definition at line 199 of file fixedMath.h.
Q16n16 Q16n16_pow2 | ( | Q8n8 | exponent | ) |
This is a fast replacement for pow(2,x), where x is a fractional number in Q8n8 fixed-point exponent.
It's less accurate than pow(2,x), but useful where a tradeoff between accuracy and speed is required to keep audio from glitching.
exponent | in Q8n8 format. |
Definition at line 89 of file fixedMath.cpp.
float Q16n16_to_float | ( | Q16n16 | a | ) | [inline] |
Convert fix to float.
a | is a Q16n16 unsigned long |
Definition at line 269 of file fixedMath.h.
Q0n8 Q16n16_to_Q0n8 | ( | Q16n16 | a | ) | [inline] |
Convert Q16n16 fixed to Q0n8 unsigned char.
a | is a Q16n16 unsigned long |
Definition at line 260 of file fixedMath.h.
Q16n0 Q16n16_to_Q16n0 | ( | Q16n16 | a | ) | [inline] |
Convert Q16n16 fixed to Q16n0 unsigned int.
a | is a Q16n16 unsigned long |
Definition at line 263 of file fixedMath.h.
Q24n8 Q16n16_to_Q24n8 | ( | Q16n16 | a | ) | [inline] |
Convert Q16n16 fixed to Q24n8 unsigned long.
a | is a Q16n16 unsigned long |
Definition at line 266 of file fixedMath.h.
float Q1n14_to_float | ( | Q1n14 | a | ) | [inline] |
Q0n7 Q1n14_to_Q0n7 | ( | Q1n14 | a | ) | [inline] |
Convert Q1n14 fixed to Q0n7 char.
a | is a Q1n14 int |
Definition at line 171 of file fixedMath.h.
float Q1n15_to_float | ( | Q1n15 | a | ) | [inline] |
Convert fix to float.
a | is a Q1n15 unsigned int |
Definition at line 181 of file fixedMath.h.
Q0n8 Q1n15_to_Q0n8 | ( | Q1n15 | a | ) | [inline] |
Convert Q1n15 fixed to Q0n8 unsigned char.
Only for positive values!
a | is a Q1n15 unsigned int |
Definition at line 178 of file fixedMath.h.
float Q23n8_to_float | ( | Q23n8 | a | ) | [inline] |
Convert fix to float.
a | is a Q23n8 signed long |
Definition at line 230 of file fixedMath.h.
Q15n0 Q23n8_to_Q15n0 | ( | Q23n8 | a | ) | [inline] |
Convert Q23n8 fixed to Q15n0 signed int.
a | is a Q23n8 long |
Definition at line 223 of file fixedMath.h.
Q16n0 Q23n8_to_Q16n0 | ( | Q23n8 | a | ) | [inline] |
Convert Q23n8 fixed to Q16n0 unsigned int.
Positive values only.
a | is a Q23n8 long |
Definition at line 220 of file fixedMath.h.
Q31n0 Q23n8_to_Q31n0 | ( | Q23n8 | a | ) | [inline] |
Convert Q23n8 fixed to Q31n0 long.
a | is a Q23n8 long |
Definition at line 217 of file fixedMath.h.
Q7n8 Q23n8_to_Q7n8 | ( | Q23n8 | a | ) | [inline] |
Convert Q23n8 fixed to Q7n8 signed int, losing most significant bits.
a | is a Q23n8 signed long. |
Definition at line 226 of file fixedMath.h.
float Q24n8_to_float | ( | Q24n8 | a | ) | [inline] |
Convert fix to float.
a | is a Q24n8 unsigned long |
Definition at line 243 of file fixedMath.h.
Q0n8 Q24n8_to_Q0n8 | ( | Q24n8 | a | ) | [inline] |
Convert Q24n8 fixed to Q0n8 unsigned char.
a | is a Q24n8 unsigned long |
Definition at line 234 of file fixedMath.h.
Q16n16 Q24n8_to_Q16n16 | ( | Q24n8 | a | ) | [inline] |
Convert Q24n8 fixed to Q16n16 unsigned long.
a | is a Q24n8 unsigned long |
Definition at line 240 of file fixedMath.h.
Q32n0 Q24n8_to_Q32n0 | ( | Q24n8 | a | ) | [inline] |
Convert Q24n8 fixed to Q32n0 unsigned long.
a | is a Q24n8 unsigned long |
Definition at line 237 of file fixedMath.h.
Q7n8 Q7n0_to_Q7n8 | ( | Q7n0 | a | ) | [inline] |
float Q7n8_to_float | ( | Q7n8 | a | ) | [inline] |
Q7n0 Q7n8_to_Q7n0 | ( | Q7n8 | a | ) | [inline] |
Q16n16 Q8n0_to_Q16n16 | ( | Q8n0 | a | ) | [inline] |
Convert Q8n0 unsigned char to Q16n16 fix.
a | is a Q8n0 unsigned char |
Definition at line 150 of file fixedMath.h.
Q7n8 Q8n0_to_Q7n8 | ( | Q8n0 | a | ) | [inline] |
Convert Q8n0 unsigned char to Q7n8 fix.
a | is a Q8n0 unsigned char |
Definition at line 144 of file fixedMath.h.
Q8n8 Q8n0_to_Q8n8 | ( | Q8n0 | a | ) | [inline] |
Convert unsigned char to Q8n8 fix.
a | is a Q8n0 unsigned char |
Definition at line 147 of file fixedMath.h.
float Q8n24_to_float | ( | Q8n24 | a | ) | [inline] |
Convert fix to float.
a | is a Q8n24 unsigned long |
Definition at line 213 of file fixedMath.h.
Q0n8 Q8n24_to_Q0n8 | ( | Q8n24 | a | ) | [inline] |
Convert Q8n24 fixed to Q0n8 unsigned char.
a | is a Q8n24 unsigned long |
Definition at line 210 of file fixedMath.h.
float Q8n8_to_float | ( | Q8n8 | a | ) | [inline] |
Convert Q8n8 fix to float.
a | is a Q8n8 unsigned int |
Definition at line 167 of file fixedMath.h.
Q16n16 Q8n8_to_Q16n16 | ( | Q8n8 | a | ) | [inline] |
Convert Q8n8 fix to Q16n16 unsigned long.
a | is a Q8n8 unsigned int |
Definition at line 164 of file fixedMath.h.
Q8n0 Q8n8_to_Q8n0 | ( | Q8n8 | a | ) | [inline] |
Convert Q8n8 fix to Q8n0 unsigned char.
a | is a Q8n8 unsigned int |
Definition at line 161 of file fixedMath.h.