From 04855a85dc1085f067ce1f1f64197d45dff821f8 Mon Sep 17 00:00:00 2001
From: James R <justsomejames2@gmail.com>
Date: Mon, 31 Oct 2022 19:03:09 -0700
Subject: [PATCH] Use angle between viewz and mobj z to determine splat sprite
angle
---
src/hardware/hw_main.c | 13 ++++++++++---
src/r_things.c | 6 +++++-
2 files changed, 15 insertions(+), 4 deletions(-)
diff --git a/src/hardware/hw_main.c b/src/hardware/hw_main.c
index 1b1a26b239..be45c95d1e 100644
--- a/src/hardware/hw_main.c
+++ b/src/hardware/hw_main.c
@@ -5195,9 +5195,16 @@ static void HWR_ProjectSprite(mobj_t *thing)
I_Error("sprframes NULL for sprite %d\n", thing->sprite);
#endif
- ang = R_PointToAngle (interp.x, interp.y) - interp.angle;
- if (mirrored)
- ang = InvAngle(ang);
+ if (splat)
+ {
+ ang = R_PointToAngle2(0, viewz, 0, interp.z);
+ }
+ else
+ {
+ ang = R_PointToAngle (interp.x, interp.y) - interp.angle;
+ if (mirrored)
+ ang = InvAngle(ang);
+ }
if (sprframe->rotate == SRF_SINGLE)
{
diff --git a/src/r_things.c b/src/r_things.c
index 081c2b2115..9fbdf24aa7 100644
--- a/src/r_things.c
+++ b/src/r_things.c
@@ -1586,7 +1586,11 @@ static void R_ProjectSprite(mobj_t *thing)
I_Error("R_ProjectSprite: sprframes NULL for sprite %d\n", thing->sprite);
#endif
- if (sprframe->rotate != SRF_SINGLE || papersprite)
+ if (splat)
+ {
+ ang = R_PointToAngle2(0, viewz, 0, interp.z);
+ }
+ else if (sprframe->rotate != SRF_SINGLE || papersprite)
{
ang = R_PointToAngle (interp.x, interp.y) - interp.angle;
if (mirrored)
--
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