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Clamp cover coordinates to screen and completely hide when size becomes 0

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This commit is contained in:
Gericom
2026-06-20 10:10:28 +02:00
parent b087565651
commit d6559b7958
1 changed files with 7 additions and 2 deletions
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9
arm9/source/romBrowser/views/RomBrowserTopScreenView.cpp
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@@ -124,7 +124,12 @@ void RomBrowserTopScreenView::VBlank()
}
_coverGraphicsUploaded = true;
}
if (!_showCover || !_selectedFileCover.IsValid() || !_selectedFileCover->IsActualCover())
int x0 = std::clamp(_coverPosition.x, 0, 256);
int x1 = std::clamp(_coverPosition.x + 106, 0, 256);
int y0 = std::clamp(_coverPosition.y, 0, 192);
int y1 = std::clamp(_coverPosition.y + 96, 0, 192);
if (!_showCover || !_selectedFileCover.IsValid() || !_selectedFileCover->IsActualCover() ||
x0 >= x1 || y0 >= y1)
{
// hide cover
REG_DISPCNT_SUB &= ~(((1 << 3) | (1 << 5)) << 8);
@@ -140,7 +145,7 @@ void RomBrowserTopScreenView::VBlank()
REG_BG3Y_SUB = (96 + _coverPosition.y - 1) << 8;
REG_BG3CNT_SUB = 0x0705;
REG_DISPCNT_SUB |= ((1 << 3) | (1 << 5)) << 8;
gfx_setSubWindow0(_coverPosition.x, _coverPosition.y, _coverPosition.x + 106, _coverPosition.y + 96);
gfx_setSubWindow0(x0, y0, x1, y1);
REG_WININ_SUB = 0x002A;
REG_WINOUT_SUB = ~(1 << 3);
}