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(MESS) small uzebox optimization. (nw)

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This commit is contained in:
Sandro Ronco 2013-06-09 18:45:20 +00:00
parent 24e9073b2f
commit ec6a129f39
1 changed files with 3 additions and 2 deletions
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5
src/mess/drivers/uzebox.c
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@ -243,14 +243,15 @@ INPUT_PORTS_END
void uzebox_state::line_update()
{
UINT32 cycles = (UINT32)(m_maincpu->get_elapsed_cycles() - m_line_start_cycles) / 2;
rgb_t color = MAKE_RGB(pal3bit(m_port_c >> 0), pal3bit(m_port_c >> 3), pal2bit(m_port_c >> 6));
for (UINT32 x = m_line_pos_cycles; x < cycles; x++)
{
if (m_bitmap.cliprect().contains(x, m_vpos))
m_bitmap.pix32(m_vpos, x) = MAKE_RGB(pal3bit(m_port_c >> 0), pal3bit(m_port_c >> 3), pal2bit(m_port_c >> 6));
m_bitmap.pix32(m_vpos, x) = color;
if (!INTERLACED)
if (m_bitmap.cliprect().contains(x, m_vpos + 1))
m_bitmap.pix32(m_vpos + 1, x) = MAKE_RGB(pal3bit(m_port_c >> 0), pal3bit(m_port_c >> 3), pal2bit(m_port_c >> 6));
m_bitmap.pix32(m_vpos + 1, x) = color;
}
m_line_pos_cycles = cycles;