Fixed Point Arithmetic

include/math/fixed.h

• static inlinefx16_16_tfx_mul(fx16_16_t a,fx16_16_t b)
• static inlinefx16_16_tfx_div(fx16_16_t a,fx16_16_t b)
• static inlinefx16_16_tfx_from_int(int32_t x)
• static inline int32_t fx_to_int(fx16_16_t x)
• static inlinefx16_16_tfx_from_float(double v)
• static inlinefx16_16_tfx_min(fx16_16_t a,fx16_16_t b)
• static inlinefx16_16_tfx_max(fx16_16_t a,fx16_16_t b)
• static inlinefx16_16_tfx_clamp(fx16_16_t x,fx16_16_t lo,fx16_16_t hi)
• static inlinefx16_16_tfx_pow_i32(fx16_16_t base,int exp)
• static inlinefx16_16_tfx_sqrt(fx16_16_t x)

Defines

• FX_ONE: ((fx16_16_t) (1 << 16))
• FX_HALF: ((fx16_16_t) (1 << 15))

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