From: cloudwalk <cloudwalk@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Tue, 30 Jun 2020 15:00:02 +0000 (+0000)
Subject: Fix broken recoil with r_stereo
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=2f1e6374fb8919e6e4844e8ff2b2eac2bb7b85f5;p=xonotic%2Fdarkplaces.git

Fix broken recoil with r_stereo

Patch by Gustaf Alhäll
https://gitlab.com/xonotic/darkplaces/-/merge_requests/50

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@12761 d7cf8633-e32d-0410-b094-e92efae38249
---

diff --git a/cl_screen.c b/cl_screen.c
index 7a8bf931..ac6b6430 100644
--- a/cl_screen.c
+++ b/cl_screen.c
@@ -125,6 +125,8 @@ int			scr_con_margin_bottom;
 
 extern int	con_vislines;
 
+extern int cl_punchangle_applied;
+
 static void SCR_ScreenShot_f(cmd_state_t *cmd);
 static void R_Envmap_f(cmd_state_t *cmd);
 
@@ -2718,6 +2720,9 @@ void CL_UpdateScreen(void)
 	double drawscreendelta;
 	r_viewport_t viewport;
 
+	// TODO: Move to a better place.
+	cl_punchangle_applied = 0;
+
 	if(drawscreenstart)
 	{
 		drawscreendelta = Sys_DirtyTime() - drawscreenstart;
diff --git a/view.c b/view.c
index 8f9b9bf9..315738c2 100644
--- a/view.c
+++ b/view.c
@@ -144,6 +144,7 @@ cvar_t v_yshearing = {CVAR_CLIENT, "v_yshearing", "0", "be all out of gum (set t
 
 float	v_dmg_time, v_dmg_roll, v_dmg_pitch;
 
+int cl_punchangle_applied;
 
 /*
 ===============
@@ -684,8 +685,15 @@ void V_CalcRefdefUsing (const matrix4x4_t *entrendermatrix, const vec3_t clviewa
 			// angles
 			if (cldead && v_deathtilt.integer)
 				viewangles[ROLL] = v_deathtiltangle.value;
-			VectorAdd(viewangles, cl.punchangle, viewangles);
+
+			// Hanicef: don't apply punchangle twice if the scene is rendered more than once.
+			if (!cl_punchangle_applied)
+			{
+				VectorAdd(viewangles, cl.punchangle, viewangles);
+				cl_punchangle_applied = 1;
+			}
 			viewangles[ROLL] += V_CalcRoll(clviewangles, clvelocity);
+
 			if (v_dmg_time > 0)
 			{
 				viewangles[ROLL] += v_dmg_time/v_kicktime.value*v_dmg_roll;