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Give V_DrawStretchyFixedPatch the V_LockBlend tech

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James R 2020-01-03 17:10:38 -08:00
parent 6edcc44e28
commit 3118cca38c
1 changed files with 14 additions and 1 deletions
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15
src/v_video.c
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@ -755,6 +755,7 @@ void V_DrawStretchyFixedPatch(fixed_t x, fixed_t y, fixed_t pscale, fixed_t vsca
INT32 dupx, dupy;
const column_t *column;
UINT8 *desttop, *dest, *deststart, *destend;
UINT8 *sauctop, *sauc, *saucstart, *saucend;
const UINT8 *source, *deststop;
fixed_t pwidth; // patch width
fixed_t offx = 0; // x offset
@ -1004,6 +1005,10 @@ void V_DrawStretchyFixedPatch(fixed_t x, fixed_t y, fixed_t pscale, fixed_t vsca
deststart = desttop;
destend = desttop + pwidth;
sauctop = v_blendscreen + y * vid.width + x;
saucstart = sauctop;
saucend = sauctop + pwidth;
for (col = 0; (col>>FRACBITS) < SHORT(patch->width); col += colfrac, ++offx, desttop++)
{
INT32 topdelta, prevdelta = -1;
@ -1031,18 +1036,26 @@ void V_DrawStretchyFixedPatch(fixed_t x, fixed_t y, fixed_t pscale, fixed_t vsca
prevdelta = topdelta;
source = (const UINT8 *)(column) + 3;
dest = desttop;
sauc = sauctop;
if (scrn & V_FLIP)
{
dest = deststart + (destend - desttop);
sauc = saucstart + (saucend - sauctop);
}
dest += FixedInt(FixedMul(topdelta<<FRACBITS,vdup))*vid.width;
sauc += FixedInt(FixedMul(topdelta<<FRACBITS,vdup))*vid.width;
for (ofs = 0; dest < deststop && (ofs>>FRACBITS) < column->length; ofs += rowfrac)
{
if (dest >= screens[scrn&V_PARAMMASK]) // don't draw off the top of the screen (CRASH PREVENTION)
*dest = patchdrawfunc(dest, source, ofs);
*dest = patchdrawfunc(sauc, source, ofs);
dest += vid.width;
sauc += vid.width;
}
column = (const column_t *)((const UINT8 *)column + column->length + 4);
}
sauctop++;
}
}