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Added flip switch to generate_normals

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This commit is contained in:
Chaosus
2018-02-14 22:14:23 +03:00
parent 79f48cde3d
commit 399e553829
3 changed files with 11 additions and 4 deletions
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10
scene/resources/surface_tool.cpp
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@@ -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);