Fix lookback interpolating

This commit is contained in:
Sally Coolatta 2022-05-01 23:25:11 -04:00
parent b5b2810838
commit d45390f617
4 changed files with 35 additions and 9 deletions

View file

@ -3383,8 +3383,8 @@ boolean P_SetupLevel(boolean skipprecip)
G_AddMapToBuffer(gamemap-1);
R_ResetViewInterpolation();
R_ResetViewInterpolation();
R_ResetViewInterpolation(0);
R_ResetViewInterpolation(0);
R_UpdateMobjInterpolators();
return true;

View file

@ -7992,7 +7992,11 @@ boolean P_MoveChaseCamera(player_t *player, camera_t *thiscam, boolean resetcall
}
if (lookbackdown)
{
P_MoveChaseCamera(player, thiscam, false);
R_ResetViewInterpolation(num + 1);
R_ResetViewInterpolation(num + 1);
}
return (x == thiscam->x && y == thiscam->y && z == thiscam->z && angle == thiscam->aiming);
}

View file

@ -72,7 +72,7 @@ static viewvars_t skyview_old[MAXSPLITSCREENPLAYERS];
static viewvars_t skyview_new[MAXSPLITSCREENPLAYERS];
static viewvars_t *oldview = &pview_old[0];
static int oldview_invalid = 0;
static int oldview_invalid[MAXSPLITSCREENPLAYERS] = {0, 0, 0, 0};
viewvars_t *newview = &pview_new[0];
@ -141,12 +141,23 @@ void R_InterpolateView(fixed_t frac)
{
viewvars_t* prevview = oldview;
boolean skybox = 0;
UINT8 i;
if (FIXED_TO_FLOAT(frac) < 0)
frac = 0;
if (frac > FRACUNIT)
frac = FRACUNIT;
if (oldview_invalid != 0)
if (viewcontext >= VIEWCONTEXT_SKY1)
{
i = viewcontext - VIEWCONTEXT_SKY1;
}
else
{
i = viewcontext - VIEWCONTEXT_PLAYER1;
}
if (oldview_invalid[i] != 0)
{
// interpolate from newview to newview
prevview = newview;
@ -178,14 +189,25 @@ void R_UpdateViewInterpolation(void)
{
pview_old[i] = pview_new[i];
skyview_old[i] = skyview_new[i];
}
if (oldview_invalid) oldview_invalid--;
if (oldview_invalid[i]) oldview_invalid[i]--;
}
}
void R_ResetViewInterpolation(void)
void R_ResetViewInterpolation(UINT8 p)
{
oldview_invalid++;
if (p == 0)
{
UINT8 i;
for (i = 0; i < MAXSPLITSCREENPLAYERS; i++)
{
oldview_invalid[i]++;
}
}
else
{
oldview_invalid[p - 1]++;
}
}
void R_SetViewContext(enum viewcontext_e _viewcontext)

View file

@ -114,7 +114,7 @@ void R_InterpolateView(fixed_t frac);
// Buffer the current new views into the old views. Call once after each real tic.
void R_UpdateViewInterpolation(void);
// Reset the view states (e.g. after level load) so R_InterpolateView doesn't interpolate invalid data
void R_ResetViewInterpolation(void);
void R_ResetViewInterpolation(UINT8 p);
// Set the current view context (the viewvars pointed to by newview)
void R_SetViewContext(enum viewcontext_e _viewcontext);