From 45ec962f68f834bb662e4e25e770f8aa61891e6b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Cl=C3=A9ment=20Foucault?= Date: Wed, 7 Mar 2018 19:03:01 +0100 Subject: DRW: Fix culling with inverted view (planar reflections) Just invert the frustum planes in this case. --- source/blender/draw/intern/draw_manager_exec.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'source/blender/draw/intern') diff --git a/source/blender/draw/intern/draw_manager_exec.c b/source/blender/draw/intern/draw_manager_exec.c index a984a0b782f..3865bd60817 100644 --- a/source/blender/draw/intern/draw_manager_exec.c +++ b/source/blender/draw/intern/draw_manager_exec.c @@ -414,6 +414,9 @@ static void draw_clipping_setup_from_view(void) case 4: q=0; r=3; break; default: q=4; r=7; break; } + if (DST.frontface == GL_CW) { + SWAP(int, q, r); + } normal_tri_v3(DST.clipping.frustum_planes[p], bbox.vec[p], bbox.vec[q], bbox.vec[r]); DST.clipping.frustum_planes[p][3] = -dot_v3v3(DST.clipping.frustum_planes[p], bbox.vec[p]); -- cgit v1.2.3