Commit: 0ab66dd63f543bf6c3374155699a86e90da61037
Author: Campbell Barton
Date: Thu Jul 30 14:18:39 2020 +1000
Branches: blender-v2.90-release
https://developer.blender.org/rB0ab66dd63f543bf6c3374155699a86e90da61037
Fix T79369: BMesh.calc_volume() gave incorrect result
===================================================================
M source/blender/bmesh/intern/bmesh_polygon.c
===================================================================
diff --git a/source/blender/bmesh/intern/bmesh_polygon.c
b/source/blender/bmesh/intern/bmesh_polygon.c
index 0b93db6a91e..06bab8c8cc1 100644
--- a/source/blender/bmesh/intern/bmesh_polygon.c
+++ b/source/blender/bmesh/intern/bmesh_polygon.c
@@ -163,7 +163,7 @@ void BM_face_calc_tessellation(const BMFace *f,
float(*projverts)[2] = BLI_array_alloca(projverts, f->len);
int j;
- axis_dominant_v3_to_m3(axis_mat, f->no);
+ axis_dominant_v3_to_m3_negate(axis_mat, f->no);
j = 0;
l_iter = l_first;
@@ -174,7 +174,7 @@ void BM_face_calc_tessellation(const BMFace *f,
} while ((l_iter = l_iter->next) != l_first);
/* complete the loop */
- BLI_polyfill_calc(projverts, f->len, -1, r_index);
+ BLI_polyfill_calc(projverts, f->len, 1, r_index);
}
}
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