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First person view now should correctly take the skybox centerpoint's angle into account

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This commit is contained in:
Monster Iestyn 2016-03-05 16:29:25 +00:00
parent e769b7882c
commit 099e25824f
1 changed files with 32 additions and 4 deletions
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36
src/r_main.c
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@ -972,14 +972,42 @@ void R_SkyboxFrame(player_t *player)
{
if (skyboxmo[1])
{
fixed_t x = 0, y = 0;
if (mh->skybox_scalex > 0)
viewx += (player->mo->x - skyboxmo[1]->x) / mh->skybox_scalex;
x = (player->mo->x - skyboxmo[1]->x) / mh->skybox_scalex;
else if (mh->skybox_scalex < 0)
viewx += (player->mo->x - skyboxmo[1]->x) * -mh->skybox_scalex;
x = (player->mo->x - skyboxmo[1]->x) * -mh->skybox_scalex;
if (mh->skybox_scaley > 0)
viewy += (player->mo->y - skyboxmo[1]->y) / mh->skybox_scaley;
y = (player->mo->y - skyboxmo[1]->y) / mh->skybox_scaley;
else if (mh->skybox_scaley < 0)
viewy += (player->mo->y - skyboxmo[1]->y) * -mh->skybox_scaley;
y = (player->mo->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->viewz / mh->skybox_scalez;