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/***************************************************************************
Functions to emulate the video hardware of the machine.
***************************************************************************/
#include "emu.h"
#include "includes/srmp2.h"
#include "video/seta001.h"
PALETTE_INIT( srmp2 )
{
int i;
for (i = 0; i < machine.total_colors(); i++)
{
int col;
col = (color_prom[i] << 8) + color_prom[i + machine.total_colors()];
palette_set_color_rgb(machine,i ^ 0x0f,pal5bit(col >> 10),pal5bit(col >> 5),pal5bit(col >> 0));
}
}
PALETTE_INIT( srmp3 )
{
int i;
for (i = 0; i < machine.total_colors(); i++)
{
int col;
col = (color_prom[i] << 8) + color_prom[i + machine.total_colors()];
palette_set_color_rgb(machine,i,pal5bit(col >> 10),pal5bit(col >> 5),pal5bit(col >> 0));
}
}
int srmp3_gfxbank_callback( running_machine &machine, UINT16 code, UINT8 color )
{
srmp2_state *state = machine.driver_data<srmp2_state>();
if (code & 0x2000)
{
code = (code & 0x1fff);
code += ((state->m_gfx_bank + 1) * 0x2000);
}
return code;
}
SCREEN_UPDATE( srmp2 )
{
srmp2_state *state = screen->machine().driver_data<srmp2_state>();
bitmap_fill(bitmap, cliprect, 0x1ff);
screen->machine().device<seta001_device>("spritegen")->set_transpen(15);
screen->machine().device<seta001_device>("spritegen")->set_colorbase((state->m_color_bank)?0x20:0x00);
screen->machine().device<seta001_device>("spritegen")->set_fg_xoffsets( 0x10, 0x10 );
screen->machine().device<seta001_device>("spritegen")->set_fg_yoffsets( 0x05, 0x07 );
screen->machine().device<seta001_device>("spritegen")->set_bg_xoffsets( 0x00, 0x00 ); // bg not used?
screen->machine().device<seta001_device>("spritegen")->set_bg_yoffsets( 0x00, 0x00 ); // bg not used?
screen->machine().device<seta001_device>("spritegen")->seta001_draw_sprites(screen->machine(),bitmap,cliprect,0x1000, 1);
return 0;
}
SCREEN_UPDATE( srmp3 )
{
//srmp2_state *state = screen->machine().driver_data<srmp2_state>();
bitmap_fill(bitmap, cliprect, 0x1f0);
screen->machine().device<seta001_device>("spritegen")->set_fg_xoffsets( 0x10, 0x10 );
screen->machine().device<seta001_device>("spritegen")->set_fg_yoffsets( 0x06, 0x06 );
screen->machine().device<seta001_device>("spritegen")->set_bg_xoffsets( -0x01, 0x10 );
screen->machine().device<seta001_device>("spritegen")->set_bg_yoffsets( -0x06, 0x06 );
screen->machine().device<seta001_device>("spritegen")->set_gfxbank_callback( srmp3_gfxbank_callback );
screen->machine().device<seta001_device>("spritegen")->seta001_draw_sprites(screen->machine(),bitmap,cliprect,0x1000, 1);
return 0;
}
SCREEN_UPDATE( mjyuugi )
{
//srmp2_state *state = screen->machine().driver_data<srmp2_state>();
bitmap_fill(bitmap, cliprect, 0x1f0);
screen->machine().device<seta001_device>("spritegen")->set_fg_xoffsets( 0x10, 0x10 );
screen->machine().device<seta001_device>("spritegen")->set_fg_yoffsets( 0x06, 0x06 );
screen->machine().device<seta001_device>("spritegen")->set_bg_yoffsets( 0x09, 0x07 );
screen->machine().device<seta001_device>("spritegen")->set_spritelimit( 0x1ff-6 );
screen->machine().device<seta001_device>("spritegen")->set_gfxbank_callback( srmp3_gfxbank_callback );
screen->machine().device<seta001_device>("spritegen")->seta001_draw_sprites(screen->machine(),bitmap,cliprect,0x1000, 1);
return 0;
}
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