diff options
-rw-r--r-- | doc/classes/SurfaceTool.xml | 3 | ||||
-rw-r--r-- | scene/resources/surface_tool.cpp | 10 | ||||
-rw-r--r-- | scene/resources/surface_tool.h | 2 |
3 files changed, 11 insertions, 4 deletions
diff --git a/doc/classes/SurfaceTool.xml b/doc/classes/SurfaceTool.xml index d8644c5419..7d78d71330 100644 --- a/doc/classes/SurfaceTool.xml +++ b/doc/classes/SurfaceTool.xml @@ -196,8 +196,11 @@ <method name="generate_normals"> <return type="void"> </return> + <argument index="0" name="flip" type="bool" default="false"> + </argument> <description> Generates normals from Vertices so you do not have to do it manually. + Setting "flip" [code]true[/code] inverts resulting normals. </description> </method> <method name="generate_tangents"> diff --git a/scene/resources/surface_tool.cpp b/scene/resources/surface_tool.cpp index 07c1036a10..5a42873d79 100644 --- a/scene/resources/surface_tool.cpp +++ b/scene/resources/surface_tool.cpp @@ -861,7 +861,7 @@ void SurfaceTool::generate_tangents() { } } -void SurfaceTool::generate_normals() { +void SurfaceTool::generate_normals(bool p_flip) { ERR_FAIL_COND(primitive != Mesh::PRIMITIVE_TRIANGLES); @@ -887,7 +887,11 @@ void SurfaceTool::generate_normals() { ERR_FAIL_COND(!v[2]); E = v[2]->next(); - Vector3 normal = Plane(v[0]->get().vertex, v[1]->get().vertex, v[2]->get().vertex).normal; + Vector3 normal; + if (!p_flip) + normal = Plane(v[0]->get().vertex, v[1]->get().vertex, v[2]->get().vertex).normal; + else + normal = Plane(v[2]->get().vertex, v[1]->get().vertex, v[0]->get().vertex).normal; if (smooth) { @@ -980,7 +984,7 @@ void SurfaceTool::_bind_methods() { ClassDB::bind_method(D_METHOD("index"), &SurfaceTool::index); ClassDB::bind_method(D_METHOD("deindex"), &SurfaceTool::deindex); - ClassDB::bind_method(D_METHOD("generate_normals"), &SurfaceTool::generate_normals); + ClassDB::bind_method(D_METHOD("generate_normals", "flip"), &SurfaceTool::generate_normals, DEFVAL(false)); ClassDB::bind_method(D_METHOD("generate_tangents"), &SurfaceTool::generate_tangents); ClassDB::bind_method(D_METHOD("add_to_format", "flags"), &SurfaceTool::add_to_format); diff --git a/scene/resources/surface_tool.h b/scene/resources/surface_tool.h index 7a9aa349bb..459d399380 100644 --- a/scene/resources/surface_tool.h +++ b/scene/resources/surface_tool.h @@ -116,7 +116,7 @@ public: void index(); void deindex(); - void generate_normals(); + void generate_normals(bool p_flip = false); void generate_tangents(); void add_to_format(int p_flags) { format |= p_flags; } |