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win32 gui: fixed dimension_update() for 15 bpp modes.

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This commit is contained in:
Volker Ruppert 2024-09-08 07:01:26 +02:00
parent 9c57f1d211
commit 79c820e7b1
1 changed files with 5 additions and 4 deletions
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9
bochs/gui/win32.cc
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@ -1895,8 +1895,12 @@ void bx_win32_gui_c::dimension_update(unsigned x, unsigned y, unsigned fheight,
}
}
bitmap_info->bmiHeader.biBitCount = bpp;
if (bpp != current_bpp) {
if (bpp == 15) {
bitmap_info->bmiHeader.biBitCount = 16;
} else {
bitmap_info->bmiHeader.biBitCount = bpp;
}
if (bpp == 16) {
bitmap_info->bmiHeader.biCompression = BI_BITFIELDS;
static RGBQUAD red_mask = {0x00, 0xF8, 0x00, 0x00};
@ -1915,9 +1919,6 @@ void bx_win32_gui_c::dimension_update(unsigned x, unsigned y, unsigned fheight,
bitmap_info->bmiColors[2] = bitmap_info->bmiColors[258];
}
bitmap_info->bmiHeader.biCompression = BI_RGB;
if (bpp == 15) {
bitmap_info->bmiHeader.biBitCount = 16;
}
}
}
current_bpp = guest_bpp = bpp;