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HWR_DrawFixedPatch: Add V_OFFSET support for V_FLIP in hardware code as well, also add missing SHORTs for gpatch fields

This commit is contained in:
Monster Iestyn 2018-10-29 13:29:16 +00:00
parent df9c3ef3cd
commit f8fd8f8ec5
1 changed files with 24 additions and 13 deletions
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37
src/hardware/hw_draw.c
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@ -179,18 +179,29 @@ void HWR_DrawFixedPatch(GLPatch_t *gpatch, fixed_t x, fixed_t y, fixed_t pscale,
dupx = dupy = (dupx < dupy ? dupx : dupy);
fscale = FIXED_TO_FLOAT(pscale);
if (option & V_OFFSET)
// See my comments in v_video.c's V_DrawFixedPatch
// -- Monster Iestyn 29/10/18
{
cx -= (float)gpatch->leftoffset * dupx * fscale;
cy -= (float)gpatch->topoffset * dupy * fscale;
}
else
{
cy -= (float)gpatch->topoffset * fscale;
float offsetx = 0.0f, offsety = 0.0f;
// left offset
if (option & V_FLIP)
cx -= ((float)gpatch->width - (float)gpatch->leftoffset) * fscale;
offsetx = (float)(SHORT(gpatch->width) - SHORT(gpatch->leftoffset)) * fscale;
else
cx -= (float)gpatch->leftoffset * fscale;
offsetx = (float)SHORT(gpatch->leftoffset) * fscale;
// top offset
// TODO: make some kind of vertical version of V_FLIP, maybe by deprecating V_OFFSET in future?!?
offsety = (float)SHORT(patch->topoffset) * fscale;
if ((option & (V_NOSCALESTART|V_OFFSET)) == (V_NOSCALESTART|V_OFFSET)) // Multiply by dupx/dupy for crosshairs
{
offsetx *= dupx;
offsety *= dupy;
}
cx -= offsetx;
cy -= offsety;
}
if (option & V_SPLITSCREEN)
@ -237,13 +248,13 @@ void HWR_DrawFixedPatch(GLPatch_t *gpatch, fixed_t x, fixed_t y, fixed_t pscale,
if (pscale != FRACUNIT)
{
fwidth = (float)gpatch->width * fscale * dupx;
fheight = (float)gpatch->height * fscale * dupy;
fwidth = (float)SHORT(gpatch->width) * fscale * dupx;
fheight = (float)SHORT(gpatch->height) * fscale * dupy;
}
else
{
fwidth = (float)gpatch->width * dupx;
fheight = (float)gpatch->height * dupy;
fwidth = (float)SHORT(gpatch->width) * dupx;
fheight = (float)SHORT(gpatch->height) * dupy;
}
// positions of the cx, cy, are between 0 and vid.width/vid.height now, we need them to be between -1 and 1