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small optimization to tms9928a_device::device_timer() (nw)

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This commit is contained in:
Oliver Stöneberg 2014-09-19 14:56:07 +00:00
parent 41007a2960
commit 53d37d78dc
1 changed files with 2 additions and 4 deletions
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6
src/emu/video/tms9928a.c
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@ -282,8 +282,7 @@ void tms9928a_device::device_timer(emu_timer &timer, device_timer_id id, int par
if ( y < 0 || y >= 192 || ! (m_Regs[1] & 0x40) )
{
/* Draw backdrop colour */
for ( int i = 0; i < TMS9928A_TOTAL_HORZ; i++ )
p[i] = m_palette[BackColour];
memset(p, m_palette[BackColour], TMS9928A_TOTAL_HORZ);
/* vblank is set at the last cycle of the first inactive line */
if ( y == 193 )
@ -297,8 +296,7 @@ void tms9928a_device::device_timer(emu_timer &timer, device_timer_id id, int par
/* Draw regular line */
/* Left border */
for ( int i = 0; i < TMS9928A_HORZ_DISPLAY_START; i++ )
p[i] = m_palette[BackColour];
memset(p, m_palette[BackColour], TMS9928A_HORZ_DISPLAY_START);
/* Active display */