//
// R_ExecuteSetViewSize
//
void R_ExecuteSetViewSize(void)
{
fixed_t cosadj;
fixed_t dy;
int i;
int j;
int level;
int startmap;
setsizeneeded = false;
if (setblocks == 11)
{
scaledviewwidth = SCREENWIDTH;
viewheight = SCREENHEIGHT;
}
else
{
scaledviewwidth = setblocks * 64;
viewheight = ((setblocks * 168 / 10) & ~7) * 2;
}
viewwidth = scaledviewwidth;
viewheightfrac = viewheight << FRACBITS;
centery = viewheight / 2;
centerx = viewwidth / 2;
centerxfrac = centerx << FRACBITS;
centeryfrac = centery << FRACBITS;
projection = centerxfrac;
projectiony = ((SCREENHEIGHT * centerx * ORIGINALWIDTH) / ORIGINALHEIGHT) / SCREENWIDTH * FRACUNIT;
colfunc = basecolfunc = R_DrawColumn;
fuzzcolfunc = R_DrawFuzzColumn;
tlcolfunc = R_DrawTranslucentColumn;
tl50colfunc = R_DrawTranslucent50Column;
tl33colfunc = R_DrawTranslucent33Column;
tlgreencolfunc = R_DrawTranslucentGreenColumn;
tlredcolfunc = R_DrawTranslucentRedColumn;
tlredwhitecolfunc = R_DrawTranslucentRedWhiteColumn;
tlbluecolfunc = R_DrawTranslucentBlueColumn;
tlgreen50colfunc = R_DrawTranslucentGreen50Column;
tlred50colfunc = R_DrawTranslucentRed50Column;
tlredwhite50colfunc = R_DrawTranslucentRedWhite50Column;
tlblue50colfunc = R_DrawTranslucentBlue50Column;
redtobluecolfunc = R_DrawRedToBlueColumn;
tlredtoblue50colfunc = R_DrawTranslucentRedToBlue50Column;
transcolfunc = R_DrawTranslatedColumn;
spanfunc = R_DrawSpan;
skycolfunc = R_DrawSkyColumn;
redtogreencolfunc = R_DrawRedToGreenColumn;
tlredtogreen50colfunc = R_DrawTranslucentRedToGreen50Column;
wallcolfunc = R_DrawWallColumn;
fbwallcolfunc = R_DrawFullbrightWallColumn;
psprcolfunc = R_DrawPlayerSpriteColumn;
R_InitBuffer(scaledviewwidth, viewheight);
R_InitTextureMapping();
// psprite scales
pspritexscale = (centerx << FRACBITS) / (ORIGINALWIDTH / 2);
pspriteyscale = (((SCREENHEIGHT * viewwidth) / SCREENWIDTH) << FRACBITS) / ORIGINALHEIGHT;
pspriteiscale = FixedDiv(FRACUNIT, pspritexscale);
// thing clipping
for (i = 0; i < viewwidth; i++)
screenheightarray[i] = viewheight;
// planes
for (i = 0; i < viewheight; i++)
{
dy = ABS(((i - viewheight / 2) << FRACBITS) + FRACUNIT / 2);
yslope[i] = FixedDiv(projectiony, dy);
}
for (i = 0; i < viewwidth; i++)
{
cosadj = ABS(finecosine[xtoviewangle[i] >> ANGLETOFINESHIFT]);
distscale[i] = FixedDiv(FRACUNIT, cosadj);
}
// Calculate the light levels to use
// for each level / scale combination.
for (i = 0; i < LIGHTLEVELS; i++)
{
startmap = ((LIGHTLEVELS - 1 - i) * 2) * NUMCOLORMAPS / LIGHTLEVELS;
for (j = 0; j < MAXLIGHTSCALE; j++)
{
level = startmap - j * SCREENWIDTH / (viewwidth * DISTMAP);
if (level < 0)
level = 0;
else if (level >= NUMCOLORMAPS)
level = NUMCOLORMAPS - 1;
scalelight[i][j] = colormaps + level * 256;
// [BH] calculate separate light levels to use when drawing
// player's weapon, so it stays consistent regardless of view size
level = startmap - j / DISTMAP;
if (level < 0)
level = 0;
else if (level >= NUMCOLORMAPS)
level = NUMCOLORMAPS - 1;
scalelight2[i][j] = colormaps + level * 256;
}
}
}
void R_ExecuteSetViewSize (void)
{
int i;
setsizeneeded = false;
if (setblocks == 11)
{
scaledviewwidth = SCREENWIDTH;
viewheight = SCREENHEIGHT;
}
// proff 09/24/98: Added for high-res
else if (setblocks == 10)
{
scaledviewwidth = SCREENWIDTH;
viewheight = SCREENHEIGHT-ST_SCALED_HEIGHT;
}
else
{
// proff 08/17/98: Changed for high-res
scaledviewwidth = setblocks*SCREENWIDTH/10;
viewheight = (setblocks*(SCREENHEIGHT-ST_SCALED_HEIGHT)/10) & ~7;
}
viewwidth = scaledviewwidth;
centery = viewheight/2;
centerx = viewwidth/2;
centerxfrac = centerx<<FRACBITS;
centeryfrac = centery<<FRACBITS;
projection = centerxfrac;
// proff 11/06/98: Added for high-res
projectiony = ((SCREENHEIGHT * centerx * 320) / 200) / SCREENWIDTH * FRACUNIT;
R_InitBuffer (scaledviewwidth, viewheight);
R_InitTextureMapping();
// psprite scales
// proff 08/17/98: Changed for high-res
pspritescale = FRACUNIT*viewwidth/320;
pspriteiscale = FRACUNIT*320/viewwidth;
// proff 11/06/98: Added for high-res
pspriteyscale = (((SCREENHEIGHT*viewwidth)/SCREENWIDTH) << FRACBITS) / 200;
// thing clipping
for (i=0 ; i<viewwidth ; i++)
screenheightarray[i] = viewheight;
// planes
for (i=0 ; i<viewheight ; i++)
{ // killough 5/2/98: reformatted
fixed_t dy = D_abs(((i-viewheight/2)<<FRACBITS)+FRACUNIT/2);
// proff 08/17/98: Changed for high-res
yslope[i] = FixedDiv(projectiony, dy);
}
for (i=0 ; i<viewwidth ; i++)
{
fixed_t cosadj = D_abs(finecosine[xtoviewangle[i]>>ANGLETOFINESHIFT]);
distscale[i] = FixedDiv(FRACUNIT,cosadj);
}
}
void R_ExecuteSetViewSize (void)
{
int i;
setsizeneeded = false;
if (setblocks == 11)
{
scaledviewwidth = SCREENWIDTH;
viewheight = SCREENHEIGHT;
}
// proff 09/24/98: Added for high-res
else if (setblocks == 10)
{
scaledviewwidth = SCREENWIDTH;
viewheight = SCREENHEIGHT-st_height;
}
else
{
// proff 08/17/98: Changed for high-res
scaledviewwidth = setblocks*SCREENWIDTH/10;
viewheight = (setblocks*(SCREENHEIGHT-st_height)/10) & ~7;
}
viewwidth = scaledviewwidth;
centery = viewheight/2;
centerx = viewwidth/2;
centerxfrac = centerx<<FRACBITS;
centeryfrac = centery<<FRACBITS;
projection = centerxfrac;
// proff 11/06/98: Added for high-res
projectiony = ((SCREENHEIGHT * centerx * 320) / 200) / SCREENWIDTH * FRACUNIT;
R_InitBuffer (scaledviewwidth, viewheight);
R_InitTextureMapping();
// psprite scales
// proff 08/17/98: Changed for high-res
pspritescale = FRACUNIT*viewwidth/320;
pspriteiscale = FRACUNIT*320/viewwidth;
// proff 11/06/98: Added for high-res
pspriteyscale = (((SCREENHEIGHT*viewwidth)/SCREENWIDTH) << FRACBITS) / 200;
// thing clipping
for (i=0 ; i<viewwidth ; i++)
screenheightarray[i] = viewheight;
// planes
for (i=0 ; i<viewheight ; i++)
{ // killough 5/2/98: reformatted
fixed_t dy = abs(((i-viewheight/2)<<FRACBITS)+FRACUNIT/2);
// proff 08/17/98: Changed for high-res
yslope[i] = FixedDiv(projectiony, dy);
}
for (i=0 ; i<viewwidth ; i++)
{
fixed_t cosadj = abs(finecosine[xtoviewangle[i]>>ANGLETOFINESHIFT]);
distscale[i] = FixedDiv(FRACUNIT,cosadj);
}
// Calculate the light levels to use
// for each level / scale combination.
for (i=0; i<LIGHTLEVELS; i++)
{
int j, startmap = ((LIGHTLEVELS-1-i)*2)*NUMCOLORMAPS/LIGHTLEVELS;
for (j=0 ; j<MAXLIGHTSCALE ; j++)
{
int t, level = startmap - j*320/viewwidth/DISTMAP;
if (level < 0)
level = 0;
if (level >= NUMCOLORMAPS)
level = NUMCOLORMAPS-1;
// killough 3/20/98: initialize multiple colormaps
level *= 256;
for (t=0; t<numcolormaps; t++) // killough 4/4/98
c_scalelight[t][i][j] = colormaps[t] + level;
}
}
}
