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Cursor support.

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This commit is contained in:
Jean-François DEL NERO 2016-01-24 22:47:05 +01:00
parent 21ea5a74e7
commit 9fbef59621
2 changed files with 40 additions and 5 deletions
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43
src/devices/video/ef9364.cpp
View File

@ -125,6 +125,9 @@ void ef9364_device::device_start()
m_screen_out.allocate( bitplane_xres, m_screen->height() );
cursor_cnt = 0;
cursor_state = 0;
save_item(NAME(m_border));
save_item(NAME(m_screen_out));
@ -199,16 +202,30 @@ UINT32 ef9364_device::screen_update(screen_device &screen, bitmap_rgb32 &bitmap,
{
for( x = 0 ; x < EF9364_NB_OF_COLUMNS * 8 ; x++ )
{
c = m_textram->read_byte( ( r * EF9364_NB_OF_COLUMNS ) + ( x>>3 ) );
if( ( ( x >> 3 ) != x_curs_pos ) || ( r != y_curs_pos ) || !cursor_state)
{
c = m_textram->read_byte( ( r * EF9364_NB_OF_COLUMNS ) + ( x>>3 ) );
if( m_charset->u8(((c&0x7F)<<3) + y ) & (0x80>>(x&7)) )
m_screen_out.pix32((r*12)+y, x) = palette[1];
if( m_charset->u8(((c&0x7F)<<3) + y ) & (0x80>>(x&7)) )
m_screen_out.pix32((r*12)+y, x) = palette[1];
else
m_screen_out.pix32((r*12)+y, x) = palette[0];
}
else
m_screen_out.pix32((r*12)+y, x) = palette[0];
{
if(y != 7)
m_screen_out.pix32((r*12)+y, x) = palette[0];
else
m_screen_out.pix32((r*12)+y, x) = palette[1];
}
}
}
}
cursor_cnt = (cursor_cnt + 1) % 13;
if(!cursor_cnt)
cursor_state ^= 1;
copybitmap(bitmap, m_screen_out, 0, 0, 0, 0, cliprect);
return 0;
}
@ -240,7 +257,7 @@ void ef9364_device::command_w(UINT8 cmd)
switch( cmd&7 )
{
case 0x0: // Page Erase ² Cursor hiom
case 0x0: // Page Erase & Cursor home
for( y=0 ; y < EF9364_NB_OF_ROWS ; y++ )
{
for( x=0 ; x < EF9364_NB_OF_COLUMNS ; x++ )
@ -313,7 +330,23 @@ void ef9364_device::command_w(UINT8 cmd)
x_curs_pos=0;
y_curs_pos++;
if( y_curs_pos >= EF9364_NB_OF_ROWS )
{
// Scroll
for( j = 1 ; j < EF9364_NB_OF_ROWS ; j++ )
{
for( i = 0 ; i < EF9364_NB_OF_COLUMNS ; i++ )
{
m_textram->write_byte ( (j-1) * EF9364_NB_OF_COLUMNS + i , m_textram->read_byte ( j * EF9364_NB_OF_COLUMNS + i ) );
}
}
// Erase last line
for( i = 0 ; i < EF9364_NB_OF_COLUMNS ; i++ )
{
m_textram->write_byte ( ( EF9364_NB_OF_ROWS - 1 ) * EF9364_NB_OF_COLUMNS + i , 0x7F );
}
y_curs_pos = EF9364_NB_OF_ROWS - 1;
}
}
break;

2
src/devices/video/ef9364.h
View File

@ -89,6 +89,8 @@ private:
int bitplane_xres;
int bitplane_yres;
int vsync_scanline_pos;
int cursor_cnt;
int cursor_state;
UINT32 clock_freq;
bitmap_rgb32 m_screen_out;