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Added 888rgb24 conversion types, used by Soul Calibur

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This commit is contained in:
Angelo Salese 2013-08-30 13:34:02 +00:00
parent 75af5c3f54
commit 1d10dbf90f
2 changed files with 115 additions and 30 deletions
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140
src/mame/video/powervr2.c
View File

@ -2651,6 +2651,89 @@ void powervr2_device::fb_convert_1555argb_to_888rgb32(address_space &space, int
}
}
/* 888RGB = 4 */
void powervr2_device::fb_convert_888rgb_to_555rgb(address_space &space, int x,int y)
{
int xcnt,ycnt;
for (ycnt=0;ycnt<32;ycnt++)
{
UINT32 realwriteoffs = 0x05000000 + fb_w_sof1 + (y+ycnt) * (fb_w_linestride<<3) + (x*2);
UINT32 *src = &fake_accumulationbuffer_bitmap->pix32(y+ycnt, x);
for (xcnt=0;xcnt<32;xcnt++)
{
// data starts in 8888 format, downsample it
UINT32 data = src[xcnt];
UINT16 newdat = ((((data & 0x000000f8) >> 3)) << 0) |
((((data & 0x0000f800) >> 11)) << 5) |
((((data & 0x00f80000) >> 16)) << 10);
space.write_word(realwriteoffs+xcnt*2, newdat);
}
}
}
void powervr2_device::fb_convert_888rgb_to_565rgb(address_space &space, int x,int y)
{
int xcnt,ycnt;
for (ycnt=0;ycnt<32;ycnt++)
{
UINT32 realwriteoffs = 0x05000000 + fb_w_sof1 + (y+ycnt) * (fb_w_linestride<<3) + (x*2);
UINT32 *src = &fake_accumulationbuffer_bitmap->pix32(y+ycnt, x);
for (xcnt=0;xcnt<32;xcnt++)
{
// data starts in 8888 format, downsample it
UINT32 data = src[xcnt];
UINT16 newdat = ((((data & 0x000000f8) >> 3)) << 0) |
((((data & 0x0000fc00) >> 11)) << 5) |
((((data & 0x00f80000) >> 16)) << 11);
space.write_word(realwriteoffs+xcnt*2, newdat);
}
}
}
void powervr2_device::fb_convert_888rgb_to_888rgb24(address_space &space, int x,int y)
{
int xcnt,ycnt;
for (ycnt=0;ycnt<32;ycnt++)
{
UINT32 realwriteoffs = 0x05000000 + fb_w_sof1 + (y+ycnt) * (fb_w_linestride<<3) + (x*3);
UINT32 *src = &fake_accumulationbuffer_bitmap->pix32(y+ycnt, x);
for (xcnt=0;xcnt<32;xcnt++)
{
// data starts in 8888 format, downsample it
UINT32 data = src[xcnt];
UINT32 newdat = (data & 0xffffff);
space.write_byte(realwriteoffs+xcnt*3+0, newdat >> 0);
space.write_byte(realwriteoffs+xcnt*3+1, newdat >> 8);
space.write_byte(realwriteoffs+xcnt*3+2, newdat >> 16);
}
}
}
void powervr2_device::fb_convert_888rgb_to_888rgb32(address_space &space, int x,int y)
{
int xcnt,ycnt;
for (ycnt=0;ycnt<32;ycnt++)
{
UINT32 realwriteoffs = 0x05000000 + fb_w_sof1 + (y+ycnt) * (fb_w_linestride<<3) + (x*4);
UINT32 *src = &fake_accumulationbuffer_bitmap->pix32(y+ycnt, x);
for (xcnt=0;xcnt<32;xcnt++)
{
// data starts in 8888 format, downsample it
UINT32 data = src[xcnt];
UINT32 newdat = (data & 0xffffff);
space.write_dword(realwriteoffs+xcnt*4, newdat);
}
}
}
/* 8888ARGB = 6 */
void powervr2_device::fb_convert_8888argb_to_555rgb(address_space &space, int x,int y)
@ -2804,28 +2887,16 @@ void powervr2_device::pvr_accumulationbuffer_to_framebuffer(address_space &space
}
}
break;
popmessage("888RGB 24-bit mode used, contact MAME/MESSdev");
// used by Suchie3
case 0x04: // 888 RGB 24-bit (HACK! should not downconvert and pvr_drawframebuffer should change accordingly)
{
int xcnt,ycnt;
for (ycnt=0;ycnt<32;ycnt++)
switch(unpackmode)
{
UINT32 realwriteoffs = 0x05000000 + fb_w_sof1 + (y+ycnt) * (fb_w_linestride<<3) + (x*2);
UINT32 *src = &fake_accumulationbuffer_bitmap->pix32(y+ycnt, x);
for (xcnt=0;xcnt<32;xcnt++)
{
// data is 8888 format
UINT32 data = src[xcnt];
UINT16 newdat = ((((data & 0x000000f8) >> 3)) << 0) |
((((data & 0x0000fc00) >> 10)) << 5) |
((((data & 0x00f80000) >> 19)) << 11);
space.write_word(realwriteoffs+xcnt*2, newdat);
}
case 0x00: fb_convert_888rgb_to_555rgb(space,x,y); break;
case 0x01: fb_convert_888rgb_to_565rgb(space,x,y); break;
case 0x02: fb_convert_888rgb_to_888rgb24(space,x,y); break;
case 0x03: fb_convert_888rgb_to_888rgb32(space,x,y); break;
}
}
break;
@ -2967,30 +3038,34 @@ void powervr2_device::pvr_drawframebuffer(bitmap_rgb32 &bitmap,const rectangle &
}
break;
case 0x02: ; // 888 RGB 24-bit - suchie3 - HACKED, see pvr_accumulationbuffer_to_framebuffer!
popmessage("888RGB 24-bit mode used, contact MAME/MESSdev");
case 0x02: ; // 888 RGB 24-bit - suchie3, Soul Calibur
for (y=0;y <= dy;y++)
{
addrp = fb_r_sof1+y*xi*2;
if(vo_control & 0x100)
{
for (x=0;x < xi;x++)
{
fbaddr=&bitmap.pix32(y, x*2+0);
c=*((reinterpret_cast<UINT16 *>(dc_framebuffer_ram)) + (WORD2_XOR_LE(addrp) >> 1));
b = (c & 0x001f) << 3;
g = (c & 0x07e0) >> 3;
r = (c & 0xf800) >> 8;
c =*(UINT8 *)((reinterpret_cast<UINT8 *>(dc_framebuffer_ram)) + BYTE8_XOR_LE(addrp));
b = c;
c =*(UINT8 *)((reinterpret_cast<UINT8 *>(dc_framebuffer_ram)) + BYTE8_XOR_LE(addrp+1));
g = c;
c =*(UINT8 *)((reinterpret_cast<UINT8 *>(dc_framebuffer_ram)) + BYTE8_XOR_LE(addrp+2));
r = c;
if (y<=cliprect.max_y)
*fbaddr = b | (g<<8) | (r<<16);
fbaddr=&bitmap.pix32(y, x*2+1);
if (y<=cliprect.max_y)
*fbaddr = b | (g<<8) | (r<<16);
addrp+=2;
addrp+=3;
}
}
else
@ -2998,15 +3073,20 @@ void powervr2_device::pvr_drawframebuffer(bitmap_rgb32 &bitmap,const rectangle &
for (x=0;x < xi;x++)
{
fbaddr=&bitmap.pix32(y, x);
c=*((reinterpret_cast<UINT16 *>(dc_framebuffer_ram)) + (WORD2_XOR_LE(addrp) >> 1));
b = (c & 0x001f) << 3;
g = (c & 0x07e0) >> 3;
r = (c & 0xf800) >> 8;
c =*(UINT8 *)((reinterpret_cast<UINT8 *>(dc_framebuffer_ram)) + BYTE8_XOR_LE(addrp));
b = c;
c =*(UINT8 *)((reinterpret_cast<UINT8 *>(dc_framebuffer_ram)) + BYTE8_XOR_LE(addrp+1));
g = c;
c =*(UINT8 *)((reinterpret_cast<UINT8 *>(dc_framebuffer_ram)) + BYTE8_XOR_LE(addrp+2));
r = c;
if (y<=cliprect.max_y)
*fbaddr = b | (g<<8) | (r<<16);
addrp+=2;
addrp+=3;
}
}
}

5
src/mame/video/powervr2.h
View File

@ -457,6 +457,11 @@ private:
void fb_convert_1555argb_to_888rgb24(address_space &space, int x, int y);
void fb_convert_1555argb_to_888rgb32(address_space &space, int x, int y);
void fb_convert_888rgb_to_555rgb(address_space &space, int x, int y);
void fb_convert_888rgb_to_565rgb(address_space &space, int x, int y);
void fb_convert_888rgb_to_888rgb24(address_space &space, int x, int y);
void fb_convert_888rgb_to_888rgb32(address_space &space, int x, int y);
void fb_convert_8888argb_to_555rgb(address_space &space, int x, int y);
void fb_convert_8888argb_to_565rgb(address_space &space, int x, int y);
void fb_convert_8888argb_to_888rgb24(address_space &space, int x, int y);