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WIP code for the non tile based sprites

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This commit is contained in:
Angelo Salese 2012-02-29 17:40:39 +00:00
parent 874e537f03
commit f5eb8f414f
1 changed files with 94 additions and 34 deletions
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128
src/mame/drivers/popobear.c
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@ -83,7 +83,8 @@ public:
m_maincpu(*this,"maincpu")
{ }
UINT16 *m_vram;
UINT16 *m_spr;
required_device<cpu_device> m_maincpu;
};
@ -94,10 +95,11 @@ VIDEO_START(popobear)
static void draw_layer(running_machine &machine, bitmap_ind16 &bitmap,const rectangle &cliprect, UINT8 layer_n)
{
UINT8* popobear_vram = machine.region("ram_gfx")->base();
popobear_state *state = machine.driver_data<popobear_state>();
UINT8* vram = (UINT8 *)state->m_vram;
int count;
count = 0xf0000+layer_n*0x4000;
count = (0xf0000+layer_n*0x4000);
for(int y=0;y<32;y++)
{
@ -105,19 +107,24 @@ static void draw_layer(running_machine &machine, bitmap_ind16 &bitmap,const rect
{
int tile,xtile,ytile;
tile = popobear_vram[count+1] | (popobear_vram[count+0]<<8);
tile = vram[count+0]|(vram[count+1]<<8);
xtile = tile & 0x7f;
xtile *= 8;
ytile = tile >> 7;
ytile *= 1024*8;
for(int xi=0;xi<8;xi++)
for(int yi=0;yi<8;yi++)
{
for(int yi=0;yi<8;yi++)
for(int xi=0;xi<8;xi+=2)
{
UINT8 color;
color = (popobear_vram[(xi+yi*1024)+xtile+ytile] & 0xff)>>0;
color = (vram[(xi+yi*1024)+xtile+ytile] & 0xff);
if(cliprect.contains(x*8+xi+1, y*8+yi) && color)
bitmap.pix16(y*8+yi, x*8+xi+1) = machine.pens[color];
color = (vram[(xi+1+yi*1024)+xtile+ytile] & 0xff);
if(cliprect.contains(x*8+xi, y*8+yi) && color)
bitmap.pix16(y*8+yi, x*8+xi) = machine.pens[color];
@ -135,10 +142,71 @@ SCREEN_UPDATE_IND16( popobear )
bitmap.fill(0, cliprect);
draw_layer(screen.machine(),bitmap,cliprect,3);
draw_layer(screen.machine(),bitmap,cliprect,2);
draw_layer(screen.machine(),bitmap,cliprect,1);
draw_layer(screen.machine(),bitmap,cliprect,0);
if(1)
{
draw_layer(screen.machine(),bitmap,cliprect,3);
draw_layer(screen.machine(),bitmap,cliprect,2);
draw_layer(screen.machine(),bitmap,cliprect,1);
draw_layer(screen.machine(),bitmap,cliprect,0);
}
if(0)
{
popobear_state *state = screen.machine().driver_data<popobear_state>();
int x,y,count;
UINT8* spr = (UINT8 *)state->m_spr;
static int m_test_x,m_test_y,m_start_offs;
if(screen.machine().input().code_pressed(KEYCODE_Z))
m_test_x++;
if(screen.machine().input().code_pressed(KEYCODE_X))
m_test_x--;
if(screen.machine().input().code_pressed(KEYCODE_A))
m_test_y++;
if(screen.machine().input().code_pressed(KEYCODE_S))
m_test_y--;
if(screen.machine().input().code_pressed(KEYCODE_Q))
m_start_offs+=0x200;
if(screen.machine().input().code_pressed(KEYCODE_W))
m_start_offs-=0x200;
if(screen.machine().input().code_pressed(KEYCODE_E))
m_start_offs++;
if(screen.machine().input().code_pressed(KEYCODE_R))
m_start_offs--;
popmessage("%d %d %04x",m_test_x,m_test_y,m_start_offs);
bitmap.fill(get_black_pen(screen.machine()), cliprect);
count = (m_start_offs);
for(y=0;y<m_test_y;y++)
{
for(x=0;x<m_test_x;x+=2)
{
UINT32 color;
color = (spr[count] & 0xff)>>0;
if(cliprect.contains(x+1, y))
bitmap.pix16(y, x+1) = screen.machine().pens[color+0x100];
color = (spr[count+1] & 0xff)>>0;
if(cliprect.contains(x, y))
bitmap.pix16(y, x) = screen.machine().pens[color+0x100];
count+=2;
}
}
}
return 0;
}
@ -149,32 +217,26 @@ static READ8_HANDLER( popo_620000_r )
return 9;
}
static READ8_HANDLER( popobear_vram_r )
static WRITE8_HANDLER( popobear_irq_ack_w )
{
UINT8 *ram_gfx = space->machine().region("ram_gfx")->base();
popobear_state *state = space->machine().driver_data<popobear_state>();
int i;
return ram_gfx[offset];
}
static WRITE8_HANDLER( popobear_vram_w )
{
UINT8 *ram_gfx = space->machine().region("ram_gfx")->base();
ram_gfx[offset] = data;
// gfx_element_mark_dirty(space->machine().gfx[0], offset >> 6);
for(i=0;i<8;i++)
{
if(data & 1 << i)
device_set_input_line(state->m_maincpu, i, CLEAR_LINE);
}
}
static ADDRESS_MAP_START( popobear_mem, AS_PROGRAM, 16 )
ADDRESS_MAP_UNMAP_HIGH
AM_RANGE(0x000000, 0x03ffff) AM_ROM
AM_RANGE(0x210000, 0x21ffff) AM_RAM
AM_RANGE(0x280000, 0x280fff) AM_RAM
AM_RANGE(0x2b0000, 0x2fffff) AM_RAM // unknown boundaries, 0x2ff800 contains a sprite list
AM_RANGE(0x300000, 0x3fffff) AM_READWRITE8(popobear_vram_r,popobear_vram_w,0xffff)
AM_RANGE(0x280000, 0x2fffff) AM_RAM AM_BASE_MEMBER(popobear_state, m_spr) // unknown boundaries, 0x2ff800 contains a sprite list
AM_RANGE(0x300000, 0x3fffff) AM_RAM AM_BASE_MEMBER(popobear_state, m_vram)
/* These are vregs */
/* Most if not all of these are vregs */
AM_RANGE(0x480000, 0x480001) AM_NOP //AM_READ(popo_480001_r) AM_WRITE(popo_480001_w)
AM_RANGE(0x480018, 0x480019) AM_NOP //AM_WRITE(popo_480018_w)
AM_RANGE(0x48001a, 0x48001b) AM_NOP //AM_WRITE(popo_48001a_w)
@ -182,7 +244,7 @@ static ADDRESS_MAP_START( popobear_mem, AS_PROGRAM, 16 )
AM_RANGE(0x480020, 0x480021) AM_NOP //AM_READ(popo_480020_r) AM_WRITE(popo_480020_w)
AM_RANGE(0x480028, 0x480029) AM_NOP //AM_WRITE(popo_480028_w)
AM_RANGE(0x48002c, 0x48002d) AM_NOP //AM_WRITE(popo_48002c_w)
AM_RANGE(0x480030, 0x480031) AM_NOP // irq ack, bit wise
AM_RANGE(0x480030, 0x480031) AM_WRITE8(popobear_irq_ack_w, 0x00ff)
AM_RANGE(0x48003a, 0x48003b) AM_NOP //AM_READ(popo_48003a_r) AM_WRITE(popo_48003a_w)
AM_RANGE(0x480400, 0x4807ff) AM_RAM AM_WRITE(paletteram16_xBBBBBGGGGGRRRRR_word_w) AM_BASE_GENERIC(paletteram)
@ -336,13 +398,13 @@ static TIMER_DEVICE_CALLBACK( popobear_irq )
/* TODO: one of those is a timer irq, tied with YM2413 */
if(scanline == 240)
device_set_input_line(state->m_maincpu, 2, HOLD_LINE);
device_set_input_line(state->m_maincpu, 2, ASSERT_LINE);
if(scanline == 128)
device_set_input_line(state->m_maincpu, 3, HOLD_LINE);
device_set_input_line(state->m_maincpu, 3, ASSERT_LINE);
if(scanline == 32)
device_set_input_line(state->m_maincpu, 5, HOLD_LINE);
device_set_input_line(state->m_maincpu, 5, ASSERT_LINE);
}
static MACHINE_CONFIG_START( popobear, popobear_state )
@ -388,8 +450,6 @@ ROM_START( popobear )
ROM_LOAD16_BYTE( "popobear_en-a-701.u7", 0x000000, 0x100000, CRC(45eba6d0) SHA1(0278602ed57ac45040619d590e6cc85e2cfeed31) )
ROM_LOAD16_BYTE( "popobear_en-a-801.u8", 0x000001, 0x100000, CRC(2760f2e6) SHA1(58af59f486c9df930f7c124f89154f8f389a5bd7) )
ROM_REGION( 0x100000, "ram_gfx", ROMREGION_ERASE00 )
ROM_REGION( 0x040000, "oki", 0 ) /* Samples */
ROM_LOAD( "popobear_ta-a-901.u9", 0x00000, 0x40000, CRC(f1e94926) SHA1(f4d6f5b5811d90d0069f6efbb44d725ff0d07e1c) )
ROM_END