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Merge pull request #3844 from gmfamily/v3.0
fix(chnk visibility) Use long to avoid int overflow
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commit
e15f3f8460
@ -25,7 +25,11 @@ public class RoundVisibilityLimit implements VisibilityLimit {
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else
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chunk_corner_z = chunk_z * 16 + 15;
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return (chunk_corner_x - x_center) * (chunk_corner_x - x_center) + (chunk_corner_z - z_center) * (chunk_corner_z - z_center) < radius * radius;
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// By gmfamily - Use long representation of the distance between tested chunk and center of tested limit
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// to avoid int overflow while computing the distance compared to limit radius using square delta value
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long chunk_delta_x = chunk_corner_x - x_center;
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long chunk_delta_z = chunk_corner_z - z_center;
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return chunk_delta_x * chunk_delta_x + chunk_delta_z * chunk_delta_z < (long) radius * radius;
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}
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@Override
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