static WRITE8_HANDLER( cliff_sound_overlay_w )
{
int sound = data & 3;
int overlay = ( data & 0x10 ) ? 1 : 0;
/* configure pen 0 and 1 as transparent in the renderer and use it as the compositing color */
render_container_set_palette_alpha(render_container_get_screen(0), 0, overlay ? 0x00 : 0xff );
render_container_set_palette_alpha(render_container_get_screen(0), 1, overlay ? 0x00 : 0xff );
/* audio */
discrete_sound_w(CLIFF_ENABLE_SND_1, sound&1);
discrete_sound_w(CLIFF_ENABLE_SND_2, (sound>>1)&1);
}
static void load_effect_overlay(const char *filename)
{
char *tempstr = malloc_or_die(strlen(filename) + 5);
int scrnum;
char *dest;
// append a .PNG extension
strcpy(tempstr, filename);
dest = strrchr(tempstr, '.');
if (dest == NULL)
dest = &tempstr[strlen(tempstr)];
strcpy(dest, ".png");
// load the file
effect_bitmap = render_load_png(NULL, tempstr, NULL, NULL);
if (effect_bitmap == NULL)
{
fprintf(stderr, "Unable to load PNG file '%s'\n", tempstr);
free(tempstr);
return;
}
// set the overlay on all screens
for (scrnum = 0; scrnum < MAX_SCREENS; scrnum++)
if (Machine->drv->screen[scrnum].tag != NULL)
render_container_set_overlay(render_container_get_screen(scrnum), effect_bitmap);
free(tempstr);
}
static VIDEO_START( alg )
{
/* reset our globals */
video_texture = NULL;
overlay_texture = NULL;
/* configure for cleanup */
add_exit_callback(machine, video_cleanup);
/* standard video start */
if (video_start_amiga(machine))
return 1;
/* configure pen 4096 as transparent in the renderer and use it for the genlock color */
render_container_set_palette_alpha(render_container_get_screen(0), 4096, 0x00);
amiga_set_genlock_color(4096);
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;
}
void video_frame_update(void)
{
int skipped_it = video_skip_this_frame();
int paused = mame_is_paused(Machine);
int phase = mame_get_phase(Machine);
int livemask;
int scrnum;
/* only render sound and video if we're in the running phase */
if (phase == MAME_PHASE_RUNNING)
{
/* update sound */
sound_frame_update();
/* finish updating the screens */
for (scrnum = 0; scrnum < MAX_SCREENS; scrnum++)
if (Machine->drv->screen[scrnum].tag != NULL)
video_screen_update_partial(scrnum, Machine->screen[scrnum].visarea.max_y);
/* now add the quads for all the screens */
livemask = render_get_live_screens_mask();
for (scrnum = 0; scrnum < MAX_SCREENS; scrnum++) {
if (livemask & (1 << scrnum))
{
internal_screen_info *screen = &scrinfo[scrnum];
/* only update if empty and not a vector game; otherwise assume the driver did it directly */
if (render_container_is_empty(render_container_get_screen(scrnum)) && !(Machine->drv->video_attributes & VIDEO_TYPE_VECTOR))
{
mame_bitmap *bitmap = screen->bitmap[screen->curbitmap];
if (!skipping_this_frame && screen->changed)
{
rectangle fixedvis = Machine->screen[scrnum].visarea;
fixedvis.max_x++;
fixedvis.max_y++;
render_texture_set_bitmap(screen->texture, bitmap, &fixedvis, Machine->drv->screen[scrnum].palette_base, screen->format);
screen->curbitmap = 1 - screen->curbitmap;
}
render_screen_add_quad(scrnum, 0.0f, 0.0f, 1.0f, 1.0f, MAKE_ARGB(0xff,0xff,0xff,0xff), screen->texture, PRIMFLAG_BLENDMODE(BLENDMODE_NONE) | PRIMFLAG_SCREENTEX(1));
}
}
}
/* update our movie recording state */
if (!paused)
movie_record_frame(0);
/* reset the screen changed flags */
for (scrnum = 0; scrnum < MAX_SCREENS; scrnum++)
scrinfo[scrnum].changed = 0;
}
/* draw any crosshairs */
crosshair_render();
/* draw the user interface */
ui_update_and_render();
/* call the OSD to update */
skipping_this_frame = osd_update(mame_timer_get_time());
/* empty the containers */
for (scrnum = 0; scrnum < MAX_SCREENS; scrnum++)
if (Machine->drv->screen[scrnum].tag != NULL)
render_container_empty(render_container_get_screen(scrnum));
/* update FPS */
recompute_fps(skipped_it);
/* call the end-of-frame callback */
if (phase == MAME_PHASE_RUNNING)
{
/* reset partial updates if we're paused or if the debugger is active */
if (paused || mame_debug_is_active())
video_reset_partial_updates();
/* otherwise, call the video EOF callback */
else if (Machine->drv->video_eof != NULL)
{
profiler_mark(PROFILER_VIDEO);
(*Machine->drv->video_eof)(Machine);
profiler_mark(PROFILER_END);
}
}
}