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Render skybox from proper place for cutaway view

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(Disclaimer: I don't know C at all)
This commit is contained in:
RedEnchilada 2014-04-15 12:39:23 -05:00
parent 8e2378b15d
commit 766f4c4acb
1 changed files with 48 additions and 1 deletions
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49
src/r_main.c
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@ -798,7 +798,54 @@ void R_SkyboxFrame(player_t *player)
if (mapheaderinfo[gamemap-1]) if (mapheaderinfo[gamemap-1])
{ {
mapheader_t *mh = mapheaderinfo[gamemap-1]; mapheader_t *mh = mapheaderinfo[gamemap-1];
if (thiscam->chase) if (player->awayviewtics)
{
if (skyboxmo[1])
{
fixed_t x = 0, y = 0;
if (mh->skybox_scalex > 0)
x = (player->awayviewmobj->x - skyboxmo[1]->x) / mh->skybox_scalex;
else if (mh->skybox_scalex < 0)
x = (player->awayviewmobj->x - skyboxmo[1]->x) * -mh->skybox_scalex;
if (mh->skybox_scaley > 0)
y = (player->awayviewmobj->y - skyboxmo[1]->y) / mh->skybox_scaley;
else if (mh->skybox_scaley < 0)
y = (player->awayviewmobj->y - skyboxmo[1]->y) * -mh->skybox_scaley;
if (viewmobj->angle == 0)
{
viewx += x;
viewy += y;
}
else if (viewmobj->angle == ANGLE_90)
{
viewx -= y;
viewy += x;
}
else if (viewmobj->angle == ANGLE_180)
{
viewx -= x;
viewy -= y;
}
else if (viewmobj->angle == ANGLE_270)
{
viewx += y;
viewy -= x;
}
else
{
angle_t ang = viewmobj->angle>>ANGLETOFINESHIFT;
viewx += FixedMul(x,FINECOSINE(ang)) - FixedMul(y, FINESINE(ang));
viewy += FixedMul(x, FINESINE(ang)) + FixedMul(y,FINECOSINE(ang));
}
}
if (mh->skybox_scalez > 0)
viewz += player->awayviewmobj->z / mh->skybox_scalez;
else if (mh->skybox_scalez < 0)
viewz += player->awayviewmobj->z * -mh->skybox_scalez;
}
else if (thiscam->chase)
{ {
if (skyboxmo[1]) if (skyboxmo[1])
{ {