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tighten up scope (nw)

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This commit is contained in:
Vas Crabb 2017-09-30 00:45:13 +10:00
parent 1f1a12e99f
commit 5400c1cac1
1 changed files with 18 additions and 19 deletions
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37
src/devices/machine/terminal.cpp
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@ -253,10 +253,9 @@ void generic_terminal_device::term_write(uint8_t data)
***************************************************************************/
uint32_t generic_terminal_device::update(screen_device &device, bitmap_rgb32 &bitmap, const rectangle &cliprect)
{
const uint16_t options = m_io_term_conf->read();
uint16_t cursor = m_y_pos * m_width + m_x_pos;
uint8_t y,ra,chr,gfx;
uint16_t sy=0,ma=0,x;
uint16_t const options = m_io_term_conf->read();
uint16_t const cursor = m_y_pos * m_width + m_x_pos;
uint16_t sy=0,ma=0;
switch (options & 0x030)
{
@ -270,20 +269,20 @@ uint32_t generic_terminal_device::update(screen_device &device, bitmap_rgb32 &bi
m_palette->set_pen_color(1, rgb_t(0x00, 0xff, 0x00));
break;
}
pen_t font_color = m_palette->pen(1);
pen_t const font_color = m_palette->pen(1);
m_framecnt++;
for (y = 0; y < m_height; y++)
for (uint8_t y = 0; y < m_height; y++)
{
for (ra = 0; ra < 10; ra++)
for (uint8_t ra = 0; ra < 10; ra++)
{
uint32_t *p = &bitmap.pix32(sy++);
uint32_t *p = &bitmap.pix32(sy++);
for (x = ma; x < ma + m_width; x++)
for (uint16_t x = ma; x < ma + m_width; x++)
{
chr = m_buffer[x];
gfx = terminal_font[(chr<<4) | ra ];
uint8_t const chr = m_buffer[x];
uint8_t gfx = terminal_font[(chr << 4) | ra];
if ((x == cursor) && (options & 0x001)) // at cursor position and want a cursor
{
@ -303,14 +302,14 @@ uint32_t generic_terminal_device::update(screen_device &device, bitmap_rgb32 &bi
}
/* Display a scanline of a character */
*p++ = (BIT( gfx, 7 ))?font_color:0;
*p++ = (BIT( gfx, 6 ))?font_color:0;
*p++ = (BIT( gfx, 5 ))?font_color:0;
*p++ = (BIT( gfx, 4 ))?font_color:0;
*p++ = (BIT( gfx, 3 ))?font_color:0;
*p++ = (BIT( gfx, 2 ))?font_color:0;
*p++ = (BIT( gfx, 1 ))?font_color:0;
*p++ = (BIT( gfx, 0 ))?font_color:0;
*p++ = (BIT(gfx, 7)) ? font_color : 0;
*p++ = (BIT(gfx, 6)) ? font_color : 0;
*p++ = (BIT(gfx, 5)) ? font_color : 0;
*p++ = (BIT(gfx, 4)) ? font_color : 0;
*p++ = (BIT(gfx, 3)) ? font_color : 0;
*p++ = (BIT(gfx, 2)) ? font_color : 0;
*p++ = (BIT(gfx, 1)) ? font_color : 0;
*p++ = (BIT(gfx, 0)) ? font_color : 0;
}
}
ma += m_width;