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Refactor R_SetupFrame/R_SkyboxFrame to deduplicate some code

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This commit is contained in:
James R 2022-01-17 21:03:22 -08:00
parent 8e0f02d65a
commit eda9b36455
1 changed files with 64 additions and 76 deletions
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140
src/r_main.c
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@ -1199,6 +1199,54 @@ subsector_t *R_PointInSubsectorOrNull(fixed_t x, fixed_t y)
// R_SetupFrame
//
static void
R_SetupCommonFrame
( player_t * player,
subsector_t * subsector)
{
newview->player = player;
newview->x += quake.x;
newview->y += quake.y;
newview->z += quake.z;
newview->roll = R_ViewRollAngle(player);
if (subsector)
newview->sector = subsector->sector;
else
newview->sector = R_PointInSubsector(newview->x, newview->y)->sector;
R_InterpolateView(rendertimefrac);
}
static void R_SetupAimingFrame(int s)
{
player_t *player = &players[displayplayers[s]];
camera_t *thiscam = &camera[s];
if (player->awayviewtics)
{
newview->aim = player->awayviewaiming;
newview->angle = player->awayviewmobj->angle;
}
else if (thiscam && thiscam->chase)
{
newview->aim = thiscam->aiming;
newview->angle = thiscam->angle;
}
else if (!demo.playback && player->playerstate != PST_DEAD)
{
newview->aim = localaiming[s];
newview->angle = localangle[s];
}
else
{
newview->aim = player->aiming;
newview->angle = player->mo->angle;
}
}
void R_SetupFrame(int s)
{
player_t *player = &players[displayplayers[s]];
@ -1220,74 +1268,43 @@ void R_SetupFrame(int s)
newview->sky = false;
R_SetupAimingFrame(s);
if (player->awayviewtics)
{
// cut-away view stuff
r_viewmobj = player->awayviewmobj; // should be a MT_ALTVIEWMAN
I_Assert(r_viewmobj != NULL);
newview->x = r_viewmobj->x;
newview->y = r_viewmobj->y;
newview->z = r_viewmobj->z + 20*FRACUNIT;
newview->aim = player->awayviewaiming;
newview->angle = r_viewmobj->angle;
R_SetupCommonFrame(player, r_viewmobj->subsector);
}
else if (!player->spectator && chasecam)
// use outside cam view
{
r_viewmobj = NULL;
newview->x = thiscam->x;
newview->y = thiscam->y;
newview->z = thiscam->z + (thiscam->height>>1);
newview->aim = thiscam->aiming;
newview->angle = thiscam->angle;
R_SetupCommonFrame(player, thiscam->subsector);
}
else
// use the player's eyes view
{
newview->z = player->viewz;
r_viewmobj = player->mo;
I_Assert(r_viewmobj != NULL);
newview->aim = player->aiming;
newview->angle = r_viewmobj->angle;
if (!demo.playback && player->playerstate != PST_DEAD)
{
newview->angle = localangle[s]; // WARNING: camera uses this
newview->aim = localaiming[s];
}
}
newview->roll = R_ViewRollAngle(player);
newview->z += quake.z;
newview->player = player;
if (chasecam && !player->awayviewtics && !player->spectator)
{
newview->x = thiscam->x;
newview->y = thiscam->y;
newview->x += quake.x;
newview->y += quake.y;
if (thiscam->subsector)
newview->sector = thiscam->subsector->sector;
else
newview->sector = R_PointInSubsector(newview->x, newview->y)->sector;
}
else
{
newview->x = r_viewmobj->x;
newview->y = r_viewmobj->y;
newview->x += quake.x;
newview->y += quake.y;
newview->z = player->viewz;
if (r_viewmobj->subsector)
newview->sector = r_viewmobj->subsector->sector;
else
newview->sector = R_PointInSubsector(newview->x, newview->y)->sector;
R_SetupCommonFrame(player, r_viewmobj->subsector);
}
// newview->sin = FINESINE(viewangle>>ANGLETOFINESHIFT);
// newview->cos = FINECOSINE(viewangle>>ANGLETOFINESHIFT);
R_InterpolateView(rendertimefrac);
}
void R_SkyboxFrame(int s)
@ -1307,30 +1324,8 @@ void R_SkyboxFrame(int s)
I_Error("R_SkyboxFrame: r_viewmobj null (player %s)", sizeu1(playeri));
}
#endif
if (player->awayviewtics)
{
newview->aim = player->awayviewaiming;
newview->angle = player->awayviewmobj->angle;
}
else if (thiscam && thiscam->chase)
{
newview->aim = thiscam->aiming;
newview->angle = thiscam->angle;
}
else
{
newview->aim = player->aiming;
newview->angle = player->mo->angle;
if (/*!demo.playback && */player->playerstate != PST_DEAD)
{
newview->angle = localangle[s];
newview->aim = localaiming[s];
}
}
newview->angle += r_viewmobj->angle;
newview->roll = R_ViewRollAngle(player);
newview->player = player;
R_SetupAimingFrame(s);
newview->x = r_viewmobj->x;
newview->y = r_viewmobj->y;
@ -1407,15 +1402,8 @@ void R_SkyboxFrame(int s)
newview->z += campos.z * -mh->skybox_scalez;
}
if (r_viewmobj->subsector)
newview->sector = r_viewmobj->subsector->sector;
else
newview->sector = R_PointInSubsector(newview->x, newview->y)->sector;
// newview->sin = FINESINE(viewangle>>ANGLETOFINESHIFT);
// newview->cos = FINECOSINE(viewangle>>ANGLETOFINESHIFT);
R_InterpolateView(rendertimefrac);
R_SetupCommonFrame(player, r_viewmobj->subsector);
}
boolean R_ViewpointHasChasecam(player_t *player)