Re: n-dimensional structures via FFI
- From: Mike Pall <mike-1407@xxxxxxxxxx>
- To: luajit@xxxxxxxxxxxxx
- Date: Thu, 24 Jul 2014 14:27:29 +0200
Roman Glebenkov wrote:
> local test = ffi.typeof([[struct {
> block_t blocks[$][$];
> tree_t trees[$][$];
> back_t backgrounds[$][$];
> water_t stillWater[$][$];
> water_t movingWater[$][$];
> }]], 1, 1, 1, 1, 1, 1, 1, 1, 1, 1)
>
> print(test.blocks)
>
> and it doesn't work, it's saying that the structure has no member named
> 'blocks'.
ffi.typeof returns a type. You need to instantiate it (call it) to
get an actual struct:
...
local test_t = ffi.typeof( ... ... )
local test = test_t()
print(test.blocks)
--Mike
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