Function _triangle

1-grid-world/env.py:53–56

(surf, x, y, unit, color, y_off=0)

def _triangle(surf, x, y, unit, color, y_off=0):
    cx, cy = _center(x, y, unit, y_off)
    r = int(unit * 0.36)
    pygame.draw.polygon(surf, color, [(cx, cy - r), (cx - r, cy + r), (cx + r, cy + r)])


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