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any res "blocky fuzz"

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This commit is contained in:
Roman Fomin 2023-12-07 21:43:22 +07:00
parent 1b5722120d
commit c354a52af4
1 changed files with 31 additions and 38 deletions
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69
src/r_draw.c
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@ -517,33 +517,29 @@ static void R_DrawFuzzColumn_orig(void)
}
}
// [FG] "blocky" spectre drawing for hires mode:
// draw only even columns, in each column
// draw only even pixels as 2x2 squares
// using the same fuzzoffset value
// [FG] "blocky" spectre drawing for hires mode
// TODO
#if 0
static void R_DrawFuzzColumn_block(void)
{
int count;
byte *dest;
boolean cutoff = false;
const int nx = video.xscale >> FRACBITS;
const int ny = video.yscale >> FRACBITS;
// [FG] draw only even columns
if (dc_x & 1)
if (dc_x % nx)
return;
// [FG] draw only even pixels
dc_yl = (dc_yl + 1) & ~1;
dc_yh &= (int)~1;
dc_yl += ny;
dc_yl -= dc_yl % ny;
dc_yh -= dc_yh % ny;
if (!dc_yl)
dc_yl = 2;
dc_yl = ny;
if (dc_yh == viewheight-2)
if (dc_yh >= viewheight - ny)
{
dc_yh = viewheight - 4;
dc_yh = viewheight - 2 * ny;
cutoff = true;
}
@ -562,40 +558,40 @@ static void R_DrawFuzzColumn_block(void)
dest = ylookup[dc_yl] + columnofs[dc_x];
count+=2;
count += ny;
do
{
// [FG] draw only even pixels as 2x2 squares
// [FG] draw only even pixels as (nx * ny) squares
// using the same fuzzoffset value
const byte fuzz = fullcolormap[6*256+dest[fuzzoffset[fuzzpos] ? -2*linesize : 2*linesize]];
const int offset = fuzzoffset[fuzzpos] ? -ny * linesize : ny * linesize;
const byte fuzz = fullcolormap[6 * 256 + dest[offset]];
int i;
dest[0] = fuzz;
dest[1] = fuzz;
dest += linesize;
dest[0] = fuzz;
dest[1] = fuzz;
dest += linesize;
for (i = 0; i < ny && count - i > 0; i++)
{
memset(dest, fuzz, nx);
dest += linesize;
}
fuzzpos++;
fuzzpos &= (fuzzpos - FUZZTABLE) >> (8*sizeof fuzzpos-1);
fuzzpos &= (fuzzpos - FUZZTABLE) >> (8 * sizeof(fuzzpos) - 1);
}
while (count -= 2);
while ((count -= ny) > 0);
if (cutoff)
{
const byte fuzz = fullcolormap[6*256+dest[2*linesize*fuzzoffset[fuzzpos]]];
const int offset = ny * linesize * fuzzoffset[fuzzpos];
const byte fuzz = fullcolormap[6 * 256 + dest[offset]];
int i;
dest[0] = fuzz;
dest[1] = fuzz;
dest += linesize;
dest[0] = fuzz;
dest[1] = fuzz;
for (i = 0; i < ny; i++)
{
memset(dest, fuzz, nx);
dest += linesize;
}
}
}
#endif
// [FG] spectre drawing mode: 0 original, 1 blocky (hires)
@ -603,12 +599,9 @@ int fuzzcolumn_mode;
void (*R_DrawFuzzColumn) (void) = R_DrawFuzzColumn_orig;
void R_SetFuzzColumnMode (void)
{
// TODO
#if 0
if (fuzzcolumn_mode && hires)
if (fuzzcolumn_mode)
R_DrawFuzzColumn = R_DrawFuzzColumn_block;
else
#endif
R_DrawFuzzColumn = R_DrawFuzzColumn_orig;
}