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Custom width and height support

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This commit is contained in:
NepDisk 2025-04-19 22:43:03 -04:00
parent d8b6b8e981
commit 099bdb1be0
1 changed files with 44 additions and 8 deletions
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52
src/sdl/i_video.cpp
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@ -179,6 +179,10 @@ static INT32 windowedModes[MAXWINMODES][2] =
{ 320, 200}, // 1.60,1.00
};
#define CUSTOMMODENUM 9999
static INT32 custom_width = 0;
static INT32 custom_height = 0;
static void Impl_VideoSetupSDLBuffer(void);
static void Impl_VideoSetupBuffer(void);
static SDL_bool Impl_CreateWindow(SDL_bool fullscreen);
@ -1388,6 +1392,16 @@ INT32 VID_GetModeForSize(INT32 w, INT32 h)
return i;
}
}
// did not find mode from list, make custom resolution if the values somewhat make sense
// opengl mode does not mind about max resolution defined in screen.h
// if not using opengl, check against the maximum as well
if ((w >= BASEVIDWIDTH && h >= BASEVIDHEIGHT) &&
(rendermode != render_none || (w <= MAXVIDWIDTH && h <= MAXVIDHEIGHT)))
{
custom_width = w;
custom_height = h;
return CUSTOMMODENUM;
}
return -1;
#if 0
INT32 matchMode = -1, i;
@ -1664,14 +1678,36 @@ INT32 VID_SetMode(INT32 modeNum)
vid.recalc = 1;
vid.bpp = 1;
if (modeNum < 0)
modeNum = 0;
if (modeNum >= MAXWINMODES)
modeNum = MAXWINMODES-1;
vid.width = windowedModes[modeNum][0];
vid.height = windowedModes[modeNum][1];
vid.modenum = modeNum;
if (modeNum >= 0 && modeNum < MAXWINMODES)
{
vid.width = windowedModes[modeNum][0];
vid.height = windowedModes[modeNum][1];
vid.modenum = modeNum;
}
else if (modeNum == CUSTOMMODENUM && custom_width && custom_height)
{
// at this point these values are assumed to be okay
vid.width = custom_width;
vid.height = custom_height;
vid.modenum = modeNum;
}
else
{
// just set the desktop resolution as a fallback
SDL_DisplayMode mode;
SDL_GetWindowDisplayMode(window, &mode);
if (mode.w >= 2048)
{
vid.width = 1920;
vid.height = 1200;
}
else
{
vid.width = mode.w;
vid.height = mode.h;
}
vid.modenum = -1;
}
src_rect.w = vid.width;
src_rect.h = vid.height;