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window(fill) bounds check for start and end positions in both conditions
authored by
00JCIV00
and committed by
Tim Culverhouse
ca6a67f6
999b0f4f
+4
-3
+4
-3
src/Window.zig
+4
-3
src/Window.zig
···
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return;
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if (self.x_off == 0 and self.width == self.screen.width) {
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// we have a full width window, therefore contiguous memory.
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const start = self.y_off * self.width;
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const start = @min(self.y_off * self.width, self.screen.buf.len);
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const end = @min(start + (self.height * self.width), self.screen.buf.len);
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@memset(self.screen.buf[start..end], cell);
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} else {
···
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var row: usize = self.y_off;
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const last_row = @min(self.height + self.y_off, self.screen.height);
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while (row < last_row) : (row += 1) {
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const start = self.x_off + (row * self.screen.width);
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const end = @min(start + self.width, start + (self.screen.width - self.x_off));
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const start = @min(self.x_off + (row * self.screen.width), self.screen.buf.len);
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var end = @min(start + self.width, start + (self.screen.width - self.x_off));
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end = @min(end, self.screen.buf.len);
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@memset(self.screen.buf[start..end], cell);
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}
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}