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initialize certain video parameters only once

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Also, remove some redundant config variable duplicates and some more minor
clean-up in I_InitGraphicsMode.
This commit is contained in:
Fabian Greffrath 2021-12-22 10:33:55 +01:00
parent 72989b154f
commit 52d2073b92
1 changed files with 35 additions and 44 deletions
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79
Source/i_video.c
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@ -851,7 +851,6 @@ int page_flip; // killough 8/15/98: enables page flipping
int hires;
static int in_graphics_mode;
static int in_page_flip, in_hires;
static void I_DrawDiskIcon(), I_RestoreDiskBackground();
static unsigned int disk_to_draw, disk_to_restore;
@ -886,7 +885,7 @@ void I_FinishUpdate(void)
lasttic = i;
if (tics > 20)
tics = 20;
if (in_hires) // killough 11/98: hires support
if (hires) // killough 11/98: hires support
{
for (i=0 ; i<tics*2 ; i+=2)
s[(SCREENHEIGHT-1)*SCREENWIDTH*4+i] =
@ -1308,13 +1307,12 @@ void I_GetScreenDimensions(void)
static void I_InitGraphicsMode(void)
{
static boolean firsttime = true;
// haleyjd
static int old_v_w, old_v_h;
int v_w, v_h;
int flags = 0;
int scalefactor = 0;
int usehires = hires;
// [FG] SDL2
uint32_t pixel_format;
@ -1323,53 +1321,51 @@ static void I_InitGraphicsMode(void)
v_w = window_width;
v_h = window_height;
if(firsttime)
if (firsttime)
{
I_InitKeyboard();
// translate config value (as percent) to float
mouse_acceleration = (float)cfg_mouse_acceleration / 100;
firsttime = false;
if(M_CheckParm("-hires"))
usehires = hires = true;
else if(M_CheckParm("-nohires"))
usehires = hires = false; // grrr...
I_InitKeyboard();
if(M_CheckParm("-1"))
// translate config value (as percent) to float
mouse_acceleration = (float)cfg_mouse_acceleration / 100;
if (M_CheckParm("-hires"))
hires = true;
else if (M_CheckParm("-nohires"))
hires = false;
if (M_CheckParm("-grabmouse"))
grabmouse = 1;
else if (M_CheckParm("-nograbmouse"))
grabmouse = 0;
if (M_CheckParm("-window"))
{
fullscreen = false;
}
else if (M_CheckParm("-fullscreen") || fullscreen ||
fullscreen_width != 0 || fullscreen_height != 0)
{
fullscreen = true;
}
if (M_CheckParm("-1"))
scalefactor = 1;
else if(M_CheckParm("-2"))
else if (M_CheckParm("-2"))
scalefactor = 2;
else if(M_CheckParm("-3"))
else if (M_CheckParm("-3"))
scalefactor = 3;
else if(M_CheckParm("-4"))
else if (M_CheckParm("-4"))
scalefactor = 4;
else if(M_CheckParm("-5"))
else if (M_CheckParm("-5"))
scalefactor = 5;
}
// haleyjd 10/09/05: from Chocolate DOOM
// mouse grabbing
if(M_CheckParm("-grabmouse"))
grabmouse = 1;
else if(M_CheckParm("-nograbmouse"))
grabmouse = 0;
// [FG] window flags
flags |= SDL_WINDOW_RESIZABLE;
flags |= SDL_WINDOW_ALLOW_HIGHDPI;
// haleyjd: fullscreen support
if(M_CheckParm("-window"))
{
fullscreen = false;
}
else
if (M_CheckParm("-fullscreen") || fullscreen ||
fullscreen_width != 0 || fullscreen_height != 0)
{
fullscreen = true; // 5/11/09: forgotten O_O
}
if (fullscreen)
{
if (fullscreen_width == 0 && fullscreen_height == 0)
@ -1415,7 +1411,7 @@ static void I_InitGraphicsMode(void)
I_GetScreenDimensions();
if(usehires)
if (hires)
{
v_w = SCREENWIDTH*2;
v_h = SCREENHEIGHT*2;
@ -1599,11 +1595,8 @@ static void I_InitGraphicsMode(void)
UpdateGrab();
in_graphics_mode = 1;
in_page_flip = false;
in_hires = usehires;
setsizeneeded = true;
I_InitDiskFlash(); // Initialize disk icon
I_SetPalette(W_CacheLumpName("PLAYPAL",PU_CACHE));
}
@ -1699,8 +1692,6 @@ void I_InitGraphics(void)
I_AtExit(I_ShutdownGraphics, true);
in_page_flip = page_flip;
I_InitGraphicsMode(); // killough 10/98
Z_CheckHeap();