From ba1ca9148dad37667dae4ffb2fb75e4eedf02a77 Mon Sep 17 00:00:00 2001 From: Campbell Barton Date: Mon, 8 Feb 2016 11:48:03 +1100 Subject: [PATCH] Fix T47353: Project paint ignores small faces When zoomed out - faces < 0.5 pixels across a diagonal aren't so rare, so culling them can ignore small faces. --- source/blender/editors/sculpt_paint/paint_image_proj.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/source/blender/editors/sculpt_paint/paint_image_proj.c b/source/blender/editors/sculpt_paint/paint_image_proj.c index 5c8fae6e2f7..c29840cc654 100644 --- a/source/blender/editors/sculpt_paint/paint_image_proj.c +++ b/source/blender/editors/sculpt_paint/paint_image_proj.c @@ -2096,8 +2096,9 @@ static void project_bucket_clip_face( /* detect pathological case where face the three vertices are almost collinear in screen space. * mostly those will be culled but when flood filling or with smooth shading it's a possibility */ - if (dist_squared_to_line_v2(v1coSS, v2coSS, v3coSS) < 0.5f || - dist_squared_to_line_v2(v2coSS, v3coSS, v1coSS) < 0.5f) + if (min_fff(dist_squared_to_line_v2(v1coSS, v2coSS, v3coSS), + dist_squared_to_line_v2(v2coSS, v3coSS, v1coSS), + dist_squared_to_line_v2(v3coSS, v1coSS, v2coSS)) < PROJ_PIXEL_TOLERANCE) { collinear = true; }