Commit: 97d50850619a30a9a2c5f141ca049d2a97a30e4d
Author: Antonio Vazquez
Date: Mon Nov 11 10:30:12 2019 +0100
Branches: greasepencil-object
https://developer.blender.org/rB97d50850619a30a9a2c5f141ca049d2a97a30e4d
GPencil: Check grid cell index range
It could get wrong values in corner case situations.
===================================================================
M source/blender/editors/gpencil/gpencil_vertex_paint.c
===================================================================
diff --git a/source/blender/editors/gpencil/gpencil_vertex_paint.c
b/source/blender/editors/gpencil/gpencil_vertex_paint.c
index b5006b93401..130a9ca85b7 100644
--- a/source/blender/editors/gpencil/gpencil_vertex_paint.c
+++ b/source/blender/editors/gpencil/gpencil_vertex_paint.c
@@ -660,6 +660,7 @@ static bool brush_smear_apply(tGP_BrushVertexpaintData *gso,
CLAMP(col, 0, gso->grid_size);
int new_index = (row * gso->grid_size) + col;
+ CLAMP(new_index, 0, gso->grid_len - 1);
grid = &gso->grid[new_index];
}
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