Correct DSP document: Correct the size of the referenced sine table.

5 years ago · 8ba4243dfa
parent 3d1e329f33
commit 8ba4243dfa
2 changed files with 2 additions and 2 deletions
--- a/Source/FastMathFunctions/arm_cos_f32.c
+++ b/Source/FastMathFunctions/arm_cos_f32.c
@ -44,7 +44,7 @@
  [0 +0.9999] mapping to [0 2*pi).  The fixed-point range is chosen so that a
  value of 2*pi wraps around to 0.

-  The implementation is based on table lookup using 256 values together with linear interpolation.
+  The implementation is based on table lookup using 512 values together with linear interpolation.
  The steps used are:
   -# Calculation of the nearest integer table index
   -# Compute the fractional portion (fract) of the table index.
--- a/Source/FastMathFunctions/arm_sin_f32.c
+++ b/Source/FastMathFunctions/arm_sin_f32.c
@ -44,7 +44,7 @@
  [0 +0.9999] mapping to [0 2*pi).  The fixed-point range is chosen so that a
  value of 2*pi wraps around to 0.

-  The implementation is based on table lookup using 256 values together with linear interpolation.
+  The implementation is based on table lookup using 512 values together with linear interpolation.
  The steps used are:
   -# Calculation of the nearest integer table index
   -# Compute the fractional portion (fract) of the table index.