mirror of
https://github.com/pocketpy/pocketpy
synced 2026-03-22 21:20:17 +00:00
25 lines
711 B
Python
25 lines
711 B
Python
import math
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def generate_sin_table(num_points = 4096 + 1):
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y_step = 1.0 / (num_points - 1)
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sin_table = []
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for i in range(num_points):
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y = i * y_step
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x = math.asin(y)
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x = max(0, min(x, math.pi / 2))
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sin_table.append(x)
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return sin_table
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if __name__ == "__main__":
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sin_table = generate_sin_table()
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print(len(sin_table))
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# print(sin_table)
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filepath = 'include/pocketpy/common/_sin_table.h'
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with open(filepath, 'w') as f:
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f.write('static const double _sin_table[] = {')
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for i, val in enumerate(sin_table):
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if i % 8 == 0:
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f.write('\n ')
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f.write(str(val) + ', ')
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f.write('\n};\n') |