Booleans: epsilon for planar checks seems a bit too small for single precision math

This could solve issue #32748: Boolean Modifiers Making unneeded edges?

diff --git a/intern/bsp/intern/BOP_CarveInterface.cpp b/intern/bsp/intern/BOP_CarveInterface.cpp
index 255d885007c39432f15424bd9c7b1b5f061fefc4..1f9c989cbc8e665277beb47c107cd8a5b5abff20 100644 (file)
--- a/intern/bsp/intern/BOP_CarveInterface.cpp
+++ b/intern/bsp/intern/BOP_CarveInterface.cpp
@@ -58,7 +58,7 @@ static bool isQuadPlanar(carve::geom3d::Vector &v1, carve::geom3d::Vector &v2,
        cross = carve::geom::cross(vec1, vec2);
 
        float production = carve::geom::dot(cross, vec3);
        cross = carve::geom::cross(vec1, vec2);
 
        float production = carve::geom::dot(cross, vec3);

-       float magnitude = 1e-6 * cross.length();
+       float magnitude = 1e-5 * cross.length();

 
        return fabs(production) < magnitude;
 }
 
        return fabs(production) < magnitude;
 }