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Added height & width

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This commit is contained in:
Angelo Salese 2013-03-01 04:21:39 +00:00
parent de44607e96
commit b829afddc9
1 changed files with 15 additions and 6 deletions
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21
src/mame/drivers/gunpey.c
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@ -236,6 +236,9 @@ UINT32 gunpey_state::screen_update_gunpey(screen_device &screen, bitmap_ind16 &b
//UINT16 *blit_buffer = m_blit_buffer;
int x,y;
int count;
int bpp_sel;
int height;
int width;
UINT16 vram_bank = m_vram_bank & 0x7fff;
UINT8 *vram = memregion("vram")->base();
@ -243,12 +246,16 @@ UINT32 gunpey_state::screen_update_gunpey(screen_device &screen, bitmap_ind16 &b
vram_bank ^= 0x2000;
for(count = vram_bank/2;count<(vram_bank+0x2000)/2;count+=0x10/2)
/* last 4 entries are special, skip them for now. */
for(count = vram_bank/2;count<(vram_bank+0x2000-0x40)/2;count+=0x10/2)
{
if(!(m_wram[count+0] & 1))
{
x = (m_wram[count+3] >> 8) | ((m_wram[count+4] & 0x03) << 8);
y = (m_wram[count+4] >> 8) | ((m_wram[count+4] & 0x30) << 4);
width = (m_wram[count+5] >> 8);
height = (m_wram[count+5] & 0xff);
bpp_sel = (m_wram[count+0] & 0x18);
x-=0x160;
y-=0x188;
@ -321,10 +328,11 @@ SOUND TEST
drawgfx_opaque(bitmap,cliprect,machine().gfx[1],letter,1,0,0,x,y);
else
#endif
if(bpp_sel == 0x00)
{
for(int yi=0;yi<8;yi++)
for(int yi=0;yi<height;yi++)
{
for(int xi=0;xi<4;xi++)
for(int xi=0;xi<width/2;xi++)
{
UINT8 data = vram[((((ysource+yi)&0x7ff)*0x400) + ((xsource+xi)&0x3ff))];
@ -339,11 +347,10 @@ SOUND TEST
if(cliprect.contains(x+1+(xi*2), y+yi))
bitmap.pix16(y+yi, x+1+(xi*2)) = pix;
}
}
}
}
}
@ -446,6 +453,8 @@ WRITE8_MEMBER(gunpey_state::gunpey_blitter_w)
int ysize = blit_ram[0x0e]+1;
// int color,color_offs;
printf("%04x %04x %04x %04x\n",srcx,srcy,dstx,dsty);
/*
printf("%02x %02x %02x %02x| (X SRC 4: %02x 5: %02x (val %04x)) (Y SRC 6: %02x 7: %02x (val %04x)) | (X DEST 8: %02x 9: %02x (val %04x)) (Y DEST a: %02x b: %02x (val %04x)) | %02x %02x %02x %02x\n"
,blit_ram[0],blit_ram[1],blit_ram[2],blit_ram[3]
@ -468,7 +477,7 @@ WRITE8_MEMBER(gunpey_state::gunpey_blitter_w)
{
for (int x=0;x<xsize;x++)
{
vram[(((dsty+y)&0x7ff)*0x400)+((dstx+x)&0x3ff)] = blit_rom[(((srcy+y)&0x7ff)*0x800)+((srcx+x)&0x7ff)];
vram[(((dsty+y)&0x3ff)*0x400)+((dstx+x)&0x3ff)] = blit_rom[(((srcy+y)&0x7ff)*0x800)+((srcx+x)&0x7ff)];
}
}