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MT #06641

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This commit is contained in:
angelosa 2017-08-03 04:24:32 +02:00
parent d320ebddda
commit 6f4fcd6e12
2 changed files with 4 additions and 8 deletions
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8
src/devices/video/huc6260.cpp
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@ -80,13 +80,9 @@ void huc6260_device::device_timer(emu_timer &timer, device_timer_id id, int para
/* Get next pixel information */ /* Get next pixel information */
m_pixel_data = m_next_pixel_data_cb( 0, 0xffff ); m_pixel_data = m_next_pixel_data_cb( 0, 0xffff );
g_profiler.stop(); g_profiler.stop();
if ( m_greyscales )
{
m_pixel_data += 512;
}
} }
bitmap_line[ h ] = m_palette[ m_pixel_data ]; bitmap_line[ h ] = m_palette[ m_pixel_data ] | m_greyscales;
m_pixel_clock = ( m_pixel_clock + 1 ) % m_pixels_per_clock; m_pixel_clock = ( m_pixel_clock + 1 ) % m_pixels_per_clock;
h = ( h + 1 ) % WPF; h = ( h + 1 ) % WPF;
@ -231,7 +227,7 @@ WRITE8_MEMBER( huc6260_device::write )
switch ( offset & 7 ) switch ( offset & 7 )
{ {
case 0x00: /* Control register */ case 0x00: /* Control register */
m_greyscales = data & 0x80; m_greyscales = (data & 0x80) << 2; // setup the greyscale base
m_blur = data & 0x04; m_blur = data & 0x04;
m_pixels_per_clock = ( data & 0x02 ) ? 2 : ( ( data & 0x01 ) ? 3 : 4 ); m_pixels_per_clock = ( data & 0x02 ) ? 2 : ( ( data & 0x01 ) ? 3 : 4 );
break; break;

2
src/devices/video/huc6260.h
View File

@ -78,7 +78,7 @@ private:
uint16_t m_palette[512]; uint16_t m_palette[512];
uint16_t m_address; uint16_t m_address;
uint8_t m_greyscales; /* Should the HuC6260 output grey or color graphics */ uint16_t m_greyscales; /* Should the HuC6260 output grey or color graphics */
uint8_t m_blur; /* Should the edges of graphics be blurred/Select screen height 0=262, 1=263 */ uint8_t m_blur; /* Should the edges of graphics be blurred/Select screen height 0=262, 1=263 */
uint8_t m_pixels_per_clock; /* Number of pixels to output per colour clock */ uint8_t m_pixels_per_clock; /* Number of pixels to output per colour clock */
uint16_t m_pixel_data; uint16_t m_pixel_data;