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| -rw-r--r-- | doc/nerv.md | 10 | ||||
| -rw-r--r-- | examples/cumatrix_example.lua | 1 |
2 files changed, 11 insertions, 0 deletions
diff --git a/doc/nerv.md b/doc/nerv.md index 85a86ca..91bc8c9 100644 --- a/doc/nerv.md +++ b/doc/nerv.md @@ -1,5 +1,15 @@ #The Nerv utility functions# Part of the [Nerv](../README.md) toolkit. ##Methods## +* __string = nerv.typename(obj a)__ +A registered function, the original function is `luaT_lua_typename`. In some cases if you call `type(a)` for object of some class in __Nerv__(like __Nerv.CuMatrix__) it will only return "userdata"(because it is created in C), in this case you can use this method to get its type. + +--- + +* __metatable = nerv.getmetatable(string tname)__ +A registered function, the original function is `luaT_lua_getmetatable`. `tname` should be a class name that has been registered in __luaT__. + +* __metatable = nerv.newmetatable(string tname, string parenttname, function constructor, function destructor, function factory)__ +A registered function, the original function is `luaT_newmetatable`, it returns the metatable of the created class by the name `tname`. * __string = nerv.setmetatable(table self, string tname)__ A registered function, the original function is `luaT_lua_setmetatable`. It assigns the metatable registered in __luaT__ by the name *tname* to the table *self*. And return *tname* to user. diff --git a/examples/cumatrix_example.lua b/examples/cumatrix_example.lua index 544fc7f..ff9dd78 100644 --- a/examples/cumatrix_example.lua +++ b/examples/cumatrix_example.lua @@ -2,6 +2,7 @@ m = 4 n = 4 fm = nerv.CuMatrixFloat(m, n) dm = nerv.CuMatrixDouble(m, n) +print(type(dm), nerv.typename(dm)) for i = 0, m - 1 do for j = 0, n - 1 do -- local t = math.random(10) |