static void updateflip(void) { int min_x,max_x,min_y,max_y; tilemap_set_flip(ALL_TILEMAPS,(TILEMAP_FLIPX & flip_screen_x) | (TILEMAP_FLIPY & flip_screen_y)); min_x = Machine->drv->default_visible_area.min_x; max_x = Machine->drv->default_visible_area.max_x; min_y = Machine->drv->default_visible_area.min_y; max_y = Machine->drv->default_visible_area.max_y; if (flip_screen_x) { int temp; temp = Machine->drv->screen_width - min_x - 1; min_x = Machine->drv->screen_width - max_x - 1; max_x = temp; } if (flip_screen_y) { int temp; temp = Machine->drv->screen_height - min_y - 1; min_y = Machine->drv->screen_height - max_y - 1; max_y = temp; } set_visible_area(min_x,max_x,min_y,max_y); }
int video_init(void) { osd_create_params params; artwork_callbacks *artcallbacks; int bmwidth = Machine->drv->screen_width; int bmheight = Machine->drv->screen_height; movie_file = NULL; movie_frame = 0; add_pause_callback(video_pause); add_exit_callback(video_exit); /* first allocate the necessary palette structures */ if (palette_start()) return 1; #ifndef NEW_RENDER /* if we're a vector game, override the screen width and height */ if (Machine->drv->video_attributes & VIDEO_TYPE_VECTOR) scale_vectorgames(options.vector_width, options.vector_height, &bmwidth, &bmheight); /* compute the visible area for raster games */ if (!(Machine->drv->video_attributes & VIDEO_TYPE_VECTOR)) { params.width = Machine->drv->default_visible_area.max_x - Machine->drv->default_visible_area.min_x + 1; params.height = Machine->drv->default_visible_area.max_y - Machine->drv->default_visible_area.min_y + 1; } else { params.width = bmwidth; params.height = bmheight; } /* fill in the rest of the display parameters */ compute_aspect_ratio(Machine->drv, ¶ms.aspect_x, ¶ms.aspect_y); params.depth = Machine->color_depth; params.colors = palette_get_total_colors_with_ui(); params.fps = Machine->drv->frames_per_second; params.video_attributes = Machine->drv->video_attributes; #ifdef MESS artcallbacks = &mess_artwork_callbacks; #else artcallbacks = &mame_artwork_callbacks; #endif /* initialize the display through the artwork (and eventually the OSD) layer */ if (artwork_create_display(¶ms, direct_rgb_components, artcallbacks)) return 1; /* the create display process may update the vector width/height, so recompute */ if (Machine->drv->video_attributes & VIDEO_TYPE_VECTOR) scale_vectorgames(options.vector_width, options.vector_height, &bmwidth, &bmheight); /* now allocate the screen bitmap */ scrbitmap[0] = auto_bitmap_alloc_depth(bmwidth, bmheight, Machine->color_depth); if (!scrbitmap[0]) return 1; #endif /* set the default refresh rate */ set_refresh_rate(Machine->drv->frames_per_second); /* set the default visible area */ set_visible_area(0,1,0,1); // make sure everything is recalculated on multiple runs set_visible_area( Machine->drv->default_visible_area.min_x, Machine->drv->default_visible_area.max_x, Machine->drv->default_visible_area.min_y, Machine->drv->default_visible_area.max_y); /* create spriteram buffers if necessary */ if (Machine->drv->video_attributes & VIDEO_BUFFERS_SPRITERAM) if (init_buffered_spriteram()) return 1; #ifndef NEW_RENDER #if defined(MAME_DEBUG) && !defined(NEW_DEBUGGER) /* if the debugger is enabled, initialize its bitmap and font */ if (Machine->debug_mode) { int depth = options.debug_depth ? options.debug_depth : Machine->color_depth; /* first allocate the debugger bitmap */ Machine->debug_bitmap = auto_bitmap_alloc_depth(options.debug_width, options.debug_height, depth); if (!Machine->debug_bitmap) return 1; /* then create the debugger font */ Machine->debugger_font = build_debugger_font(); if (Machine->debugger_font == NULL) return 1; } #endif #endif /* convert the gfx ROMs into character sets. This is done BEFORE calling the driver's */ /* palette_init() routine because it might need to check the Machine->gfx[] data */ if (Machine->drv->gfxdecodeinfo) if (allocate_graphics(Machine->drv->gfxdecodeinfo)) return 1; /* initialize the palette - must be done after osd_create_display() */ if (palette_init()) return 1; /* force the first update to be full */ set_vh_global_attribute(NULL, 0); /* actually decode the graphics */ if (Machine->drv->gfxdecodeinfo) decode_graphics(Machine->drv->gfxdecodeinfo); /* reset performance data */ last_fps_time = osd_cycles(); rendered_frames_since_last_fps = frames_since_last_fps = 0; performance.game_speed_percent = 100; performance.frames_per_second = Machine->refresh_rate; performance.vector_updates_last_second = 0; /* reset video statics and get out of here */ pdrawgfx_shadow_lowpri = 0; leds_status = 0; /* initialize tilemaps */ if (tilemap_init() != 0) fatalerror("tilemap_init failed"); return 0; }
static int vh_open(void) { int i; int width,height; for (i = 0;i < MAX_GFX_ELEMENTS;i++) Machine->gfx[i] = 0; Machine->uifont = 0; if (palette_start() != 0) { vh_close(); return 1; } /* convert the gfx ROMs into character sets. This is done BEFORE calling the driver's */ /* convert_color_prom() routine (in palette_init()) because it might need to check the */ /* Machine->gfx[] data */ if (drv->gfxdecodeinfo) { for (i = 0;i < MAX_GFX_ELEMENTS && drv->gfxdecodeinfo[i].memory_region != -1;i++) { int reglen = 8*memory_region_length(drv->gfxdecodeinfo[i].memory_region); struct GfxLayout glcopy; int j; memcpy(&glcopy,drv->gfxdecodeinfo[i].gfxlayout,sizeof(glcopy)); if (IS_FRAC(glcopy.total)) glcopy.total = reglen / glcopy.charincrement * FRAC_NUM(glcopy.total) / FRAC_DEN(glcopy.total); for (j = 0;j < MAX_GFX_PLANES;j++) { if (IS_FRAC(glcopy.planeoffset[j])) { glcopy.planeoffset[j] = FRAC_OFFSET(glcopy.planeoffset[j]) + reglen * FRAC_NUM(glcopy.planeoffset[j]) / FRAC_DEN(glcopy.planeoffset[j]); } } for (j = 0;j < MAX_GFX_SIZE;j++) { if (IS_FRAC(glcopy.xoffset[j])) { glcopy.xoffset[j] = FRAC_OFFSET(glcopy.xoffset[j]) + reglen * FRAC_NUM(glcopy.xoffset[j]) / FRAC_DEN(glcopy.xoffset[j]); } if (IS_FRAC(glcopy.yoffset[j])) { glcopy.yoffset[j] = FRAC_OFFSET(glcopy.yoffset[j]) + reglen * FRAC_NUM(glcopy.yoffset[j]) / FRAC_DEN(glcopy.yoffset[j]); } } if ((Machine->gfx[i] = decodegfx(memory_region(drv->gfxdecodeinfo[i].memory_region) + drv->gfxdecodeinfo[i].start, &glcopy)) == 0) { vh_close(); bailing = 1; printf("Out of memory decoding gfx\n"); return 1; } if (Machine->remapped_colortable) Machine->gfx[i]->colortable = &Machine->remapped_colortable[drv->gfxdecodeinfo[i].color_codes_start]; Machine->gfx[i]->total_colors = drv->gfxdecodeinfo[i].total_color_codes; } } width = drv->screen_width; height = drv->screen_height; if (Machine->drv->video_attributes & VIDEO_TYPE_VECTOR) scale_vectorgames(options.vector_width,options.vector_height,&width,&height); Machine->scrbitmap = bitmap_alloc_depth(width,height,Machine->color_depth); if (!Machine->scrbitmap) { vh_close(); return 1; } if (!(Machine->drv->video_attributes & VIDEO_TYPE_VECTOR)) { width = drv->default_visible_area.max_x - drv->default_visible_area.min_x + 1; height = drv->default_visible_area.max_y - drv->default_visible_area.min_y + 1; } if (Machine->orientation & ORIENTATION_SWAP_XY) { int temp; temp = width; width = height; height = temp; } /* create the display bitmap, and allocate the palette */ if (osd_create_display(width,height,Machine->color_depth, drv->frames_per_second,drv->video_attributes,Machine->orientation)) { vh_close(); return 1; } set_visible_area( drv->default_visible_area.min_x, drv->default_visible_area.max_x, drv->default_visible_area.min_y, drv->default_visible_area.max_y); /* create spriteram buffers if necessary */ if (drv->video_attributes & VIDEO_BUFFERS_SPRITERAM) { if (spriteram_size!=0) { buffered_spriteram= (unsigned char *) malloc(spriteram_size); if (!buffered_spriteram) { vh_close(); return 1; } if (spriteram_2_size!=0) buffered_spriteram_2 = (unsigned char *) malloc(spriteram_2_size); if (spriteram_2_size && !buffered_spriteram_2) { vh_close(); return 1; } } else { logerror("vh_open(): Video buffers spriteram but spriteram_size is 0\n"); buffered_spriteram=NULL; buffered_spriteram_2=NULL; } } /* build our private user interface font */ /* This must be done AFTER osd_create_display() so the function knows the */ /* resolution we are running at and can pick a different font depending on it. */ /* It must be done BEFORE palette_init() because that will also initialize */ /* (through osd_allocate_colors()) the uifont colortable. */ if ((Machine->uifont = builduifont()) == 0) { vh_close(); return 1; } /* initialize the palette - must be done after osd_create_display() */ if (palette_init()) { vh_close(); return 1; } return 0; }