mirror of
https://github.com/holub/mame
synced 2025-05-28 16:43:04 +03:00
Preliminary gfx hooked up
This commit is contained in:
Angelo Salese
parent
07f94bcd0a
commit
624c88d7dd
@ -73,7 +73,6 @@ public:
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{ }
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UINT16 *popobear_vram;
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required_device<cpu_device> m_maincpu;
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};
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@ -82,58 +81,51 @@ VIDEO_START(popobear)
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}
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static void draw_layer(running_machine &machine, bitmap_ind16 &bitmap,const rectangle &cliprect, UINT8 layer_n)
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{
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UINT8* popobear_vram = machine.region("ram_gfx")->base();
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int count;
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count = 0xf0000+layer_n*0x4000;
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for(int y=0;y<32;y++)
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{
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for(int x=0;x<128;x++)
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{
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int tile;
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/* TODO: undeerstand why code bigger than 0x80 makes this to not work properly */
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tile = popobear_vram[count+1] | (popobear_vram[count+0]<<8);
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tile *= 8;
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for(int xi=0;xi<8;xi++)
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{
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for(int yi=0;yi<8;yi++)
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{
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UINT8 color;
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color = (popobear_vram[(xi+yi*1024)+tile] & 0xff)>>0;
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if(cliprect.contains(x*8+xi, y*8+yi) && color)
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bitmap.pix16(y*8+yi, x*8+xi) = machine.pens[color];
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}
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}
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count+=2;
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}
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}
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}
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SCREEN_UPDATE_IND16( popobear )
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{
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popobear_state *state = screen.machine().driver_data<popobear_state>();
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UINT16* popobear_vram = state->popobear_vram;
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int count = 0;
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static int m_test_x = 512,m_test_y = 256,m_start_offs;
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//popobear_state *state = screen.machine().driver_data<popobear_state>();
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bitmap.fill(0, cliprect);
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if(screen.machine().input().code_pressed(KEYCODE_Z))
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m_test_x++;
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if(screen.machine().input().code_pressed(KEYCODE_X))
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m_test_x--;
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if(screen.machine().input().code_pressed(KEYCODE_A))
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m_test_y++;
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if(screen.machine().input().code_pressed(KEYCODE_S))
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m_test_y--;
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if(screen.machine().input().code_pressed(KEYCODE_Q))
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m_start_offs+=0x200;
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if(screen.machine().input().code_pressed(KEYCODE_W))
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m_start_offs-=0x200;
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if(screen.machine().input().code_pressed(KEYCODE_E))
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m_start_offs++;
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if(screen.machine().input().code_pressed(KEYCODE_R))
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m_start_offs--;
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popmessage("%d %d %04x",m_test_x,m_test_y,m_start_offs);
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count = (m_start_offs);
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for(int y=0;y<m_test_y;y++)
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{
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for(int x=0;x<m_test_x;x++)
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{
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UINT16 color;
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color = (popobear_vram[count] & 0xff)>>0;
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if(cliprect.contains(x, y))
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bitmap.pix16(y, x) = screen.machine().pens[color];
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count++;
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}
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}
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draw_layer(screen.machine(),bitmap,cliprect,3);
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draw_layer(screen.machine(),bitmap,cliprect,2);
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draw_layer(screen.machine(),bitmap,cliprect,1);
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draw_layer(screen.machine(),bitmap,cliprect,0);
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#if 0
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for (int y=0;y<256;y++)
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@ -167,6 +159,23 @@ static READ8_HANDLER( popo_620000_r )
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return 9;
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}
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static READ8_HANDLER( popobear_vram_r )
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{
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UINT8 *ram_gfx = space->machine().region("ram_gfx")->base();
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return ram_gfx[offset];
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}
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static WRITE8_HANDLER( popobear_vram_w )
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{
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UINT8 *ram_gfx = space->machine().region("ram_gfx")->base();
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ram_gfx[offset] = data;
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// gfx_element_mark_dirty(space->machine().gfx[0], offset >> 6);
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}
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static ADDRESS_MAP_START( popobear_mem, AS_PROGRAM, 16 )
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ADDRESS_MAP_UNMAP_HIGH
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AM_RANGE(0x000000, 0x03ffff) AM_ROM
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@ -174,7 +183,7 @@ static ADDRESS_MAP_START( popobear_mem, AS_PROGRAM, 16 )
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AM_RANGE(0x280000, 0x280fff) AM_RAM
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AM_RANGE(0x2b0000, 0x2dffff) AM_RAM // unknown boundaries
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AM_RANGE(0x2ff800, 0x2fffff) AM_RAM // sprite list
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AM_RANGE(0x300000, 0x3fffff) AM_RAM AM_BASE_MEMBER(popobear_state, popobear_vram) // actually RAM based tiles
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AM_RANGE(0x300000, 0x3fffff) AM_READWRITE8(popobear_vram_r,popobear_vram_w,0xffff)
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/* Blitter stuff? */
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AM_RANGE(0x480000, 0x480001) AM_NOP //AM_READ(popo_480001_r) AM_WRITE(popo_480001_w)
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@ -307,23 +316,6 @@ static INPUT_PORTS_START( popobear )
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INPUT_PORTS_END
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static const gfx_layout tilelayout =
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{
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4,8,
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RGN_FRAC(1,1),
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8,
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{ 0,1,2,3,4,5,6,7 },
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{ 24, 16, 8, 0 },
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{ 0*32, 1*32, 2*32, 3*32, 4*32, 5*32, 6*32, 7*32 },
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8*32
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};
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// gfx don't seem to be tiles..
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static GFXDECODE_START( popobear )
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GFXDECODE_ENTRY( "gfx1", 0, tilelayout, 0, 1 )
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GFXDECODE_ENTRY( "gfx2", 0, tilelayout, 0, 1 )
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GFXDECODE_END
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static TIMER_DEVICE_CALLBACK( popobear_irq )
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@ -353,10 +345,10 @@ static MACHINE_CONFIG_START( popobear, popobear_state )
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MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
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MCFG_SCREEN_UPDATE_STATIC(popobear)
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MCFG_GFXDECODE(popobear)
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// MCFG_GFXDECODE(popobear)
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MCFG_SCREEN_SIZE(64*8, 32*8)
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MCFG_SCREEN_VISIBLE_AREA(0*8, 64*8-1, 0*8, 32*8-1)
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MCFG_SCREEN_SIZE(128*8, 32*8)
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MCFG_SCREEN_VISIBLE_AREA(0*8, 128*8-1, 0*8, 32*8-1)
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MCFG_PALETTE_LENGTH(256*2)
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MCFG_VIDEO_START(popobear)
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@ -384,6 +376,8 @@ ROM_START( popobear )
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ROM_LOAD16_BYTE( "popobear_en-a-701.u7", 0x000000, 0x100000, CRC(45eba6d0) SHA1(0278602ed57ac45040619d590e6cc85e2cfeed31) )
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ROM_LOAD16_BYTE( "popobear_en-a-801.u8", 0x000001, 0x100000, CRC(2760f2e6) SHA1(58af59f486c9df930f7c124f89154f8f389a5bd7) )
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ROM_REGION( 0x100000, "ram_gfx", ROMREGION_ERASE00 )
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ROM_REGION( 0x040000, "oki", 0 ) /* Samples */
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ROM_LOAD( "popobear_ta-a-901.u9", 0x00000, 0x40000, CRC(f1e94926) SHA1(f4d6f5b5811d90d0069f6efbb44d725ff0d07e1c) )
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ROM_END
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