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sixel: split: make sure relative row/column values are bounded

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Daniel Eklöf 2020-06-27 13:18:54 +02:00
parent d9b7a85722
commit 37ceb65729
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1 changed files with 4 additions and 4 deletions
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8
sixel.c
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@ -168,10 +168,10 @@ static void
sixel_split(struct terminal *term, struct sixel *six,
int row, int col, int height, int width)
{
int rel_above = max(row - six->pos.row, 0);
int rel_below = min(row + height - six->pos.row, six->rows);
int rel_left = max(col - six->pos.col, 0);
int rel_right = min(col + width - six->pos.col, six->cols);
int rel_above = min(max(row - six->pos.row, 0), six->rows);
int rel_below = max(min(row + height - six->pos.row, six->rows), 0);
int rel_left = min(max(col - six->pos.col, 0), six->cols);
int rel_right = max(min(col + width - six->pos.col, six->cols), 0);
assert(rel_above >= 0);
assert(rel_below >= 0);