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actually use offset argument in item:read_block(offset, count)

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improve comment wording
This commit is contained in:
feos 2018-10-31 22:10:36 +03:00
parent dd9531ea70
commit 0b3108f560
1 changed files with 4 additions and 4 deletions
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8
src/frontend/mame/luaengine.cpp
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@ -985,9 +985,9 @@ void lua_engine::initialize()
* emu.item(item_index)
* item.size - size of the raw data type
* item.count - number of entries
* item:read(entry_index) - read entry value by index
* item:read_block(entry_index, count) - read array of entry values
* item:write(entry_index, value) - write entry value by index
* item:read(offset) - read entry value by index
* item:read_block(offset, count) - read a block of entry values as a string (byte addressing)
* item:write(offset, value) - write entry value by index
*/
emu.new_usertype<save_item>("item", sol::call_constructor, sol::initializers([this](save_item &item, int index) {
@ -1026,7 +1026,7 @@ void lua_engine::initialize()
if(!item.base || ((offset + buff->get_len()) > (item.size * item.count)))
buff->set_len(0);
else
memcpy(buff->get_ptr(), item.base, buff->get_len());
memcpy(buff->get_ptr(), (uint8_t *)item.base + offset, buff->get_len());
return buff;
},
"write", [](save_item &item, int offset, uint64_t value) {