c_graphene_matrix_init_frustum

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
__gshared extern (C)
graphene_matrix_t* function(graphene_matrix_t* m, float left, float right, float bottom, float top, float zNear, float zFar) c_graphene_matrix_init_frustum;

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