From: divverent <divverent@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Fri, 17 Jul 2009 07:56:01 +0000 (+0000)
Subject: fix v_flipped in cs_unproject (it was correct in cs_project) if a view port is set up
X-Git-Tag: xonotic-v0.1.0preview~1567
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=33a1af5bf1c85eea8e122390b618a7678482f732;p=xonotic%2Fdarkplaces.git

fix v_flipped in cs_unproject (it was correct in cs_project) if a view port is set up


git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@9061 d7cf8633-e32d-0410-b094-e92efae38249
---

diff --git a/clvm_cmds.c b/clvm_cmds.c
index ccef8d5e..f0c55629 100644
--- a/clvm_cmds.c
+++ b/clvm_cmds.c
@@ -940,7 +940,7 @@ static void VM_CL_unproject (void)
 	VM_SAFEPARMCOUNT(1, VM_CL_unproject);
 	f = PRVM_G_VECTOR(OFS_PARM0);
 	if(v_flipped.integer)
-		f[0] = r_refdef.view.x + r_refdef.view.width - f[0];
+		f[0] = 2 * r_refdef.view.x + r_refdef.view.width - f[0];
 	VectorSet(temp, f[2], (-1.0 + 2.0 * (f[0] - r_refdef.view.x) / r_refdef.view.width) * f[2] * -r_refdef.view.frustum_x, (-1.0 + 2.0 * (f[1] - r_refdef.view.y) / r_refdef.view.height) * f[2] * -r_refdef.view.frustum_y);
 	Matrix4x4_Transform(&r_refdef.view.matrix, temp, PRVM_G_VECTOR(OFS_RETURN));
 }