30 lines
591 B
PSL
30 lines
591 B
PSL
foreign func putchar(c: i32) -> i32
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func print(c: u8):
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putchar(c as i32)
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func mandelbrot():
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let width = 120
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let height = 40
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mut y = 0
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while y < height:
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mut x = 0
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while x < width:
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let cx = (x as f32 + 0.5) / (width as f32) * 2.5 - 2.0
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let cy = (y as f32 + 0.5) / (height as f32) * 2.0 - 1.0
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mut tx = 0.0
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mut ty = 0.0
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mut i = 0
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while i < 100 && (tx * tx + ty * ty < 4.0):
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let newx = tx * tx - ty * ty + cx
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ty = 2.0 * tx * ty + cy
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tx = newx
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i = i + 1
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if i == 100:
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print('X')
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else:
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print(' ')
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x = x + 1
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y = y + 1
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print('\n')
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