static VIDEO_UPDATE( alg )
{
/* composite the video */
if (!video_skip_this_frame())
{
mame_bitmap *vidbitmap;
rectangle fixedvis = Machine->screen[screen].visarea;
fixedvis.max_x++;
fixedvis.max_y++;
/* first lay down the video data */
laserdisc_get_video(discinfo, &vidbitmap);
if (video_texture == NULL)
video_texture = render_texture_alloc(vidbitmap, NULL, 0, TEXFORMAT_YUY16, NULL, NULL);
else
render_texture_set_bitmap(video_texture, vidbitmap, NULL, 0, TEXFORMAT_YUY16);
/* then overlay the Amiga video */
if (overlay_texture == NULL)
overlay_texture = render_texture_alloc(tmpbitmap, &fixedvis, 0, TEXFORMAT_PALETTEA16, NULL, NULL);
else
render_texture_set_bitmap(overlay_texture, tmpbitmap, &fixedvis, 0, TEXFORMAT_PALETTEA16);
/* add both quads to the screen */
render_screen_add_quad(0, 0.0f, 0.0f, 1.0f, 1.0f, MAKE_ARGB(0xff,0xff,0xff,0xff), video_texture, PRIMFLAG_BLENDMODE(BLENDMODE_NONE) | PRIMFLAG_SCREENTEX(1));
render_screen_add_quad(0, 0.0f, 0.0f, 1.0f, 1.0f, MAKE_ARGB(0xff,0xff,0xff,0xff), overlay_texture, PRIMFLAG_BLENDMODE(BLENDMODE_ALPHA) | PRIMFLAG_SCREENTEX(1));
}
/* display disc information */
if (discinfo != NULL)
popmessage("%s", laserdisc_describe_state(discinfo));
return 0;
}
/* VIDEO GOODS */
static VIDEO_UPDATE( lgp )
{
int charx, chary;
/* clear */
fillbitmap(bitmap, 0, cliprect);
/* display disc information */
if (discinfo != NULL)
popmessage("%s", laserdisc_describe_state(discinfo));
/* Draw tiles */
for (charx = 0; charx < 32; charx++)
{
for (chary = 0; chary < 32; chary++)
{
int current_screen_character = (chary*32) + charx;
/* Somewhere there's a flag that offsets the tilemap by 0x100*x */
/* Palette is likely set somewhere as well (tile_control_ram?) */
drawgfx(bitmap, screen->machine->gfx[0],
tile_ram[current_screen_character],
0,
0, 0, charx*8, chary*8, cliprect, TRANSPARENCY_PEN, 0);
}
}
return 0;
}
static VIDEO_UPDATE( cliff )
{
/* update the TMS9928A video */
video_update_tms9928a( machine, screen, bitmap, cliprect );
if (discinfo != NULL)
{
mame_bitmap *vidbitmap;
rectangle fixedvis = *TMS9928A_get_visarea();
fixedvis.max_x++;
fixedvis.max_y++;
laserdisc_get_video(discinfo, &vidbitmap);
/* first lay down the video data */
if (video_texture == NULL)
video_texture = render_texture_alloc(NULL, NULL);
if (vidbitmap != last_video_bitmap)
render_texture_set_bitmap(video_texture, vidbitmap, NULL, 0, TEXFORMAT_YUY16);
last_video_bitmap = vidbitmap;
/* then overlay the TMS9928A video */
if (overlay_texture == NULL)
overlay_texture = render_texture_alloc(NULL, NULL);
render_texture_set_bitmap(overlay_texture, bitmap, &fixedvis, 0, TEXFORMAT_PALETTEA16);
/* add both quads to the screen */
render_container_empty(render_container_get_screen(screen));
render_screen_add_quad(screen, 0.0f, 0.0f, 1.0f, 1.0f, MAKE_ARGB(0xff,0xff,0xff,0xff), video_texture, PRIMFLAG_BLENDMODE(BLENDMODE_NONE) | PRIMFLAG_SCREENTEX(1));
render_screen_add_quad(screen, 0.0f, 0.0f, 1.0f, 1.0f, MAKE_ARGB(0xff,0xff,0xff,0xff), overlay_texture, PRIMFLAG_BLENDMODE(BLENDMODE_ALPHA) | PRIMFLAG_SCREENTEX(1));
}
/* display disc information */
if (discinfo != NULL)
popmessage("%s", laserdisc_describe_state(discinfo));
return 0;
}
