#include "driver.h" UINT16 armedf_vreg; UINT16 *terraf_text_videoram; UINT16 *armedf_bg_videoram; UINT16 *armedf_fg_videoram; UINT16 *legion_cmd; static UINT16 armedf_fg_scrollx,armedf_fg_scrolly; static UINT16 terraf_scroll_msb; static tilemap *bg_tilemap, *fg_tilemap; tilemap *armedf_tx_tilemap; static int scroll_type,sprite_offy, mcu_mode, old_mcu_mode; void armedf_setgfxtype( int type ) { scroll_type = type; mcu_mode = 0; old_mcu_mode = 0; } /*************************************************************************** Callbacks for the TileMap code ***************************************************************************/ static TILEMAP_MAPPER( armedf_scan ) { /* col: 0..63; row: 0..31 */ switch( scroll_type ) { case 1: /* armed formation */ return col*32+row; case 3: /* legion */ case 6: /* legiono */ return (col&0x1f)*32+row+0x800*(col/32); default: return 32*(31-row)+(col&0x1f)+0x800*(col/32); } } static TILE_GET_INFO( get_tx_tile_info ) { int tile_number = terraf_text_videoram[tile_index]&0xff; int attributes; if( scroll_type == 1 ) { attributes = terraf_text_videoram[tile_index+0x800]&0xff; } else { attributes = terraf_text_videoram[tile_index+0x400]&0xff; } SET_TILE_INFO( 0, tile_number + 256 * (attributes & 0x3), attributes >> 4, 0); } static TILE_GET_INFO( get_fg_tile_info ) { int data = armedf_fg_videoram[tile_index]; SET_TILE_INFO( 1, data&0x7ff, data>>11, 0); } static TILE_GET_INFO( get_bg_tile_info ) { int data = armedf_bg_videoram[tile_index]; SET_TILE_INFO( 2, data&0x3ff, data>>11, 0); } /*************************************************************************** Start the video hardware emulation. ***************************************************************************/ VIDEO_START( armedf ) { if( scroll_type == 4 || /* cclimbr2 */ scroll_type == 3 || /* legion */ scroll_type == 6 ) /* legiono */ { sprite_offy = 0; } else { sprite_offy = 128; } //bg_tilemap = tilemap_create(get_bg_tile_info,tilemap_scan_cols,TILEMAP_TYPE_PEN,16,16,64,32); bg_tilemap = tilemap_create(get_bg_tile_info,tilemap_scan_cols,TILEMAP_TYPE_PEN,16,16,64,32); fg_tilemap = tilemap_create(get_fg_tile_info,tilemap_scan_cols,TILEMAP_TYPE_PEN,16,16,64,32); armedf_tx_tilemap = tilemap_create(get_tx_tile_info,armedf_scan,TILEMAP_TYPE_PEN,8,8,64,32); tilemap_set_transparent_pen(fg_tilemap,0xf); tilemap_set_transparent_pen(armedf_tx_tilemap,0xf); tilemap_set_transparent_pen(bg_tilemap,0xf); if( scroll_type!=1 ) { tilemap_set_scrollx(armedf_tx_tilemap,0,-128); } } /*************************************************************************** Memory handlers ***************************************************************************/ WRITE16_HANDLER( armedf_text_videoram_w ) { COMBINE_DATA(&terraf_text_videoram[offset]); if( scroll_type == 1 ) { tilemap_mark_tile_dirty(armedf_tx_tilemap,offset & 0x7ff); } else { tilemap_mark_tile_dirty(armedf_tx_tilemap,offset & 0xbff); } /* if (offset<0x10) logerror("%04x %04x %04x %04x %04x %04x %04x %04x-%04x %04x %04x %04x %04x %04x %04x %04x (%04x)\n", terraf_text_videoram[0], terraf_text_videoram[1], terraf_text_videoram[2], terraf_text_videoram[3], terraf_text_videoram[4], terraf_text_videoram[5], terraf_text_videoram[6], terraf_text_videoram[7], terraf_text_videoram[8], terraf_text_videoram[9], terraf_text_videoram[10], terraf_text_videoram[11], terraf_text_videoram[12], terraf_text_videoram[13], terraf_text_videoram[14], terraf_text_videoram[15], offset);*/ } WRITE16_HANDLER( armedf_fg_videoram_w ) { COMBINE_DATA(&armedf_fg_videoram[offset]); tilemap_mark_tile_dirty(fg_tilemap,offset); } WRITE16_HANDLER( armedf_bg_videoram_w ) { COMBINE_DATA(&armedf_bg_videoram[offset]); tilemap_mark_tile_dirty(bg_tilemap,offset); } static int waiting_msb; WRITE16_HANDLER( terraf_fg_scrollx_w ) { if (ACCESSING_MSB) { armedf_fg_scrollx = data >> 8; waiting_msb = 1; } } WRITE16_HANDLER( terraf_fg_scrolly_w ) { if (ACCESSING_MSB) { if (waiting_msb) terraf_scroll_msb = data >> 8; else armedf_fg_scrolly = data >> 8; } } WRITE16_HANDLER( terraf_fg_scroll_msb_arm_w ) { if (ACCESSING_MSB) waiting_msb = 0; } WRITE16_HANDLER( armedf_fg_scrollx_w ) { COMBINE_DATA(&armedf_fg_scrollx); } WRITE16_HANDLER( armedf_fg_scrolly_w ) { COMBINE_DATA(&armedf_fg_scrolly); } WRITE16_HANDLER( armedf_bg_scrollx_w ) { static UINT16 scroll; COMBINE_DATA(&scroll); tilemap_set_scrollx(bg_tilemap,0,scroll); } WRITE16_HANDLER( armedf_bg_scrolly_w ) { static UINT16 scroll; COMBINE_DATA(&scroll); tilemap_set_scrolly(bg_tilemap,0,scroll); } WRITE16_HANDLER( armedf_mcu_cmd ) { COMBINE_DATA(&mcu_mode); } /*************************************************************************** Display refresh ***************************************************************************/ static void draw_sprites(running_machine *machine, mame_bitmap *bitmap, const rectangle *cliprect, int priority ) { int offs; for (offs = 0;offs < spriteram_size/2;offs += 4) { int code = buffered_spriteram16[offs+1]; /* ??YX?TTTTTTTTTTT */ int flipx = code & 0x2000; int flipy = code & 0x1000; int color = (buffered_spriteram16[offs+2]>>8)&0x1f; int sx = buffered_spriteram16[offs+3]; int sy = sprite_offy+240-(buffered_spriteram16[offs+0]&0x1ff); if (flip_screen) { sx = 320 - sx + 176; /* don't ask where 176 comes from, just tried it out */ sy = 240 - sy + 1; /* don't ask where 1 comes from, just tried it out */ flipx = !flipx; /* the values seem to result in pixel-correct placement */ flipy = !flipy; /* in all the games supported by this driver */ } if (((buffered_spriteram16[offs+0] & 0x3000) >> 12) == priority) { drawgfx(bitmap,machine->gfx[3], code & 0xfff, color, flipx,flipy, sx,sy, cliprect,TRANSPARENCY_PEN,15); } } } VIDEO_UPDATE( armedf ) { int sprite_enable = armedf_vreg & 0x200; tilemap_set_enable( bg_tilemap, armedf_vreg&0x800 ); tilemap_set_enable( fg_tilemap, armedf_vreg&0x400 ); tilemap_set_enable( armedf_tx_tilemap, armedf_vreg&0x100 ); if ((scroll_type == 0)||(scroll_type == 5 )) { if (old_mcu_mode!=mcu_mode) { if ((mcu_mode&0x000f)==0x0004) { // transparent tx tilemap_set_transparent_pen(armedf_tx_tilemap, 0x0f); tilemap_mark_all_tiles_dirty( armedf_tx_tilemap ); //logerror("? Transparent TX 0x0f\n"); } if ((mcu_mode&0x000f)==0x000f) { // opaque tx tilemap_set_transparent_pen(armedf_tx_tilemap, 0x10); tilemap_mark_all_tiles_dirty( armedf_tx_tilemap ); //logerror("? Opaque TX\n"); } old_mcu_mode = mcu_mode; //logerror("MCU Change => %04x\n",mcu_mode); } } switch (scroll_type) { case 0: /* terra force */ tilemap_set_scrollx( fg_tilemap, 0, armedf_fg_scrolly + ((terraf_scroll_msb>>4)&3)*256 ); tilemap_set_scrolly( fg_tilemap, 0, armedf_fg_scrollx + ((terraf_scroll_msb)&3)*256 ); break; case 1: /* armed formation */ tilemap_set_scrollx( fg_tilemap, 0, armedf_fg_scrollx ); tilemap_set_scrolly( fg_tilemap, 0, armedf_fg_scrolly ); break; case 6: /* legiono */ tilemap_set_scrollx( fg_tilemap, 0, (legion_cmd[13] & 0xff) | ((legion_cmd[14] & 0x3)<<8) ); tilemap_set_scrolly( fg_tilemap, 0, (legion_cmd[11] & 0xff) | ((legion_cmd[12] & 0x3)<<8) ); break; case 2: /* kodure ookami */ case 3: case 4: /* crazy climber 2 */ { int scrollx,scrolly; /* scrolling is handled by the protection mcu */ scrollx = (terraf_text_videoram[13] & 0xff) | (terraf_text_videoram[14] << 8); scrolly = (terraf_text_videoram[11] & 0xff) | (terraf_text_videoram[12] << 8); tilemap_set_scrollx( fg_tilemap, 0, scrollx); tilemap_set_scrolly( fg_tilemap, 0, scrolly); } break; case 5: /* terra force (US) */ tilemap_set_scrollx( fg_tilemap, 0, (terraf_text_videoram[13] & 0xff) | ((terraf_text_videoram[14] & 0x3)<<8) ); tilemap_set_scrolly( fg_tilemap, 0, (terraf_text_videoram[11] & 0xff) | ((terraf_text_videoram[12] & 0x3)<<8) ); break; } fillbitmap( bitmap, 0xff, cliprect ); if (armedf_vreg & 0x0800) tilemap_draw( bitmap, cliprect, bg_tilemap, 0, 0); /*if( armedf_vreg & 0x0800 ) { tilemap_draw( bitmap, cliprect, bg_tilemap, 0, 0); } else { fillbitmap( bitmap, get_black_pen(machine)&0x0f, cliprect ); }*/ if ((mcu_mode&0x0030)==0x0030) tilemap_draw( bitmap, cliprect, armedf_tx_tilemap, 0, 0); if( sprite_enable ) draw_sprites(machine, bitmap, cliprect, 2 ); if ((mcu_mode&0x0030)==0x0020) tilemap_draw( bitmap, cliprect, armedf_tx_tilemap, 0, 0); tilemap_draw( bitmap, cliprect, fg_tilemap, 0, 0); if ((mcu_mode&0x0030)==0x0010) tilemap_draw( bitmap, cliprect, armedf_tx_tilemap, 0, 0); if( sprite_enable ) draw_sprites(machine, bitmap, cliprect, 1 ); if ((mcu_mode&0x0030)==0x0000) tilemap_draw( bitmap, cliprect, armedf_tx_tilemap, 0, 0); if( sprite_enable ) draw_sprites(machine, bitmap, cliprect, 0 ); return 0; } VIDEO_EOF( armedf ) { buffer_spriteram16_w(0,0,0); }