cell grid robust against null dimensions
Signed-off-by: Fabrizio Iannetti <fabrizio.iannetti@gmail.com>
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@ -38,8 +38,8 @@ impl CellGrid {
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y,
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y,
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width,
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width,
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height,
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height,
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num_x,
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num_x: if num_y > 0 { num_x } else { 0 }, // if one dimension is 0, both shall be 0
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num_y,
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num_y: if num_x > 0 { num_y } else { 0 }, // if one dimension is 0, both shall be 0
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pos_x: 0,
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pos_x: 0,
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pos_y: 0,
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pos_y: 0,
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curr: Cell {x, y, width, height, pos_x: 0, pos_y: 0}
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curr: Cell {x, y, width, height, pos_x: 0, pos_y: 0}
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