From 2a079dc258f01e4c8038f8b3f08394b4fafa4730 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Micha=C3=ABl=20Banaan=20Ananas?= Date: Thu, 15 Dec 2011 21:33:25 +0000 Subject: [PATCH] (no need for this yet) --- src/emu/video/tms9928a.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/src/emu/video/tms9928a.c b/src/emu/video/tms9928a.c index 696ca40b5e1..ede933b2d97 100644 --- a/src/emu/video/tms9928a.c +++ b/src/emu/video/tms9928a.c @@ -158,11 +158,8 @@ void tms9928a_device::check_interrupt() void tms9928a_device::update_backdrop() { - // update backdrop colour on change - if (m_Regs[7] & 15) - palette_set_color(machine(), 0, tms9928a_palette[m_Regs[7] & 15]); - else - // transparent if EXTVID bit is set + // update backdrop colour to transparent if EXTVID bit is set + if ((m_Regs[7] & 15) == 0) palette_set_color(machine(), 0, MAKE_ARGB(m_Regs[0] & 1 ? 0 : 255,0,0,0)); }