Fixed missing Torpedo trail

Fixed missing Torpedo trail in Wolf Pack. It was a type made by Osso in MAME 0.185:

https://git.redump.net/mame/commit/?id=f9b6c26bcaefd9de27867e76df00eceedaac8da0
This commit is contained in:
MASH 2017-07-23 19:36:07 +01:00 committed by GitHub
parent 0d8155ab2c
commit 2116de6c81

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@ -96,14 +96,14 @@ WRITE8_MEMBER(wolfpack_state::torpedo_v_w)
void wolfpack_state::video_start()
{
uint16_t val = 0;
m_LFSR = std::make_unique<uint8_t[]>(0x8000);
m_screen->register_screen_bitmap(m_helper);
for (int i = 0; i < 0x8000; i++)
{
uint16_t val = 0;
int bit = (val >> 0x0) ^ (val >> 0xe) ^ 1;
val = (val << 1) | (bit & 1);