lucent/cocco-ddraw
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maintain aspect ratio

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This commit is contained in:
FunkyFr3sh 2018-03-14 14:02:04 +01:00
parent 8978f7320a
commit ecaaf8e647
4 changed files with 32 additions and 5 deletions
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12
src/main.c
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@ -895,6 +895,8 @@ HRESULT WINAPI DirectDrawCreate(GUID FAR* lpGUID, LPDIRECTDRAW FAR* lplpDD, IUnk
"windowed=false\n"
"; show window borders in windowed mode\n"
"border=true\n"
"; maintain aspect ratio (GDI only!)\n"
"maintas=false\n"
"; use letter- or windowboxing to make a best fit (GDI only!)\n"
"boxing=false\n"
"; real rendering rate, -1 = screen rate, 0 = unlimited, n = cap\n"
@ -961,6 +963,16 @@ HRESULT WINAPI DirectDrawCreate(GUID FAR* lpGUID, LPDIRECTDRAW FAR* lplpDD, IUnk
{
This->boxing = TRUE;
}
GetPrivateProfileStringA("ddraw", "maintas", "FALSE", tmp, sizeof(tmp), SettingsIniPath);
if (tolower(tmp[0]) == 'n' || tolower(tmp[0]) == 'f' || tolower(tmp[0]) == 'd' || tmp[0] == '0')
{
This->maintas = FALSE;
}
else
{
This->maintas = TRUE;
}
GetPrivateProfileStringA("ddraw", "screenshotKey", "G", tmp, sizeof(tmp), SettingsIniPath);
ddraw->screenshotKey = toupper(tmp[0]);

16
src/render_soft.c
View file

@ -69,7 +69,21 @@ DWORD WINAPI render_soft_main(void)
DWORD tick_end = 0;
DWORD frame_len = 0;
if (ddraw->boxing)
if (ddraw->maintas)
{
dst_width = ddraw->render.width;
dst_height = ((float)ddraw->height / ddraw->width) * dst_width;
if (dst_height > ddraw->render.height)
{
dst_width = ((float)dst_width / dst_height) * ddraw->render.height;
dst_height = ddraw->render.height;
}
dst_top = ddraw->render.height / 2 - dst_height / 2;
dst_left = ddraw->render.width / 2 - dst_width / 2;
}
else if (ddraw->boxing)
{
dst_width = ddraw->width;
dst_height = ddraw->height;