mirror of
https://github.com/RaySollium99/picodrive.git
synced 2025-09-05 15:27:46 -04:00
new faster sprite priority and sh/hi hadling
git-svn-id: file:///home/notaz/opt/svn/PicoDrive@486 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz
parent
0b35350da6
commit
07abbab17a
3 changed files with 370 additions and 357 deletions
429
Pico/Draw.c
429
Pico/Draw.c
|
|
@ -36,6 +36,7 @@ static int HighCacheA[41+1]; // caches for high layers
|
|||
static int HighCacheB[41+1];
|
||||
static int HighCacheS[80+1]; // and sprites
|
||||
static int HighPreSpr[80*2+1]; // slightly preprocessed sprites
|
||||
int *HighCacheS_ptr;
|
||||
|
||||
int rendstatus = 0;
|
||||
int Scanline = 0; // Scanline
|
||||
|
|
@ -62,7 +63,7 @@ struct TileStrip
|
|||
#ifdef _ASM_DRAW_C
|
||||
void DrawWindow(int tstart, int tend, int prio, int sh);
|
||||
void BackFill(int reg7, int sh);
|
||||
void DrawSprite(int *sprite, int **hc, int sh, int as);
|
||||
void DrawSprite(int *sprite, int sh, int as);
|
||||
void DrawTilesFromCache(int *hc, int sh, int rlim);
|
||||
void DrawSpritesFromCache(int *hc, int maxwidth, int prio, int sh);
|
||||
void DrawLayer(int plane_sh, int *hcache, int cellskip, int maxcells);
|
||||
|
|
@ -82,202 +83,115 @@ void blockcpy_or(void *dst, void *src, size_t n, int pat)
|
|||
#endif
|
||||
|
||||
|
||||
#define TileNormMaker(funcname,pix_func) \
|
||||
static int funcname(int sx,int addr,int pal) \
|
||||
{ \
|
||||
unsigned char *pd = HighCol+sx; \
|
||||
unsigned int pack=0; unsigned int t=0; \
|
||||
\
|
||||
pack=*(unsigned int *)(Pico.vram+addr); /* Get 8 pixels */ \
|
||||
if (pack) \
|
||||
{ \
|
||||
t=(pack&0x0000f000)>>12; pix_func(0); \
|
||||
t=(pack&0x00000f00)>> 8; pix_func(1); \
|
||||
t=(pack&0x000000f0)>> 4; pix_func(2); \
|
||||
t=(pack&0x0000000f) ; pix_func(3); \
|
||||
t=(pack&0xf0000000)>>28; pix_func(4); \
|
||||
t=(pack&0x0f000000)>>24; pix_func(5); \
|
||||
t=(pack&0x00f00000)>>20; pix_func(6); \
|
||||
t=(pack&0x000f0000)>>16; pix_func(7); \
|
||||
return 0; \
|
||||
} \
|
||||
\
|
||||
return 1; /* Tile blank */ \
|
||||
}
|
||||
|
||||
|
||||
#define TileFlipMaker(funcname,pix_func) \
|
||||
static int funcname(int sx,int addr,int pal) \
|
||||
{ \
|
||||
unsigned char *pd = HighCol+sx; \
|
||||
unsigned int pack=0; unsigned int t=0; \
|
||||
\
|
||||
pack=*(unsigned int *)(Pico.vram+addr); /* Get 8 pixels */ \
|
||||
if (pack) \
|
||||
{ \
|
||||
t=(pack&0x000f0000)>>16; pix_func(0); \
|
||||
t=(pack&0x00f00000)>>20; pix_func(1); \
|
||||
t=(pack&0x0f000000)>>24; pix_func(2); \
|
||||
t=(pack&0xf0000000)>>28; pix_func(3); \
|
||||
t=(pack&0x0000000f) ; pix_func(4); \
|
||||
t=(pack&0x000000f0)>> 4; pix_func(5); \
|
||||
t=(pack&0x00000f00)>> 8; pix_func(6); \
|
||||
t=(pack&0x0000f000)>>12; pix_func(7); \
|
||||
return 0; \
|
||||
} \
|
||||
\
|
||||
return 1; /* Tile blank */ \
|
||||
}
|
||||
|
||||
|
||||
#ifdef _ASM_DRAW_C_AMIPS
|
||||
int TileNorm(int sx,int addr,int pal);
|
||||
int TileFlip(int sx,int addr,int pal);
|
||||
#else
|
||||
static int TileNorm(int sx,int addr,int pal)
|
||||
{
|
||||
unsigned char *pd = HighCol+sx;
|
||||
unsigned int pack=0; unsigned int t=0;
|
||||
|
||||
pack=*(unsigned int *)(Pico.vram+addr); // Get 8 pixels
|
||||
if (pack)
|
||||
{
|
||||
t=pack&0x0000f000; if (t) pd[0]=(unsigned char)(pal|(t>>12));
|
||||
t=pack&0x00000f00; if (t) pd[1]=(unsigned char)(pal|(t>> 8));
|
||||
t=pack&0x000000f0; if (t) pd[2]=(unsigned char)(pal|(t>> 4));
|
||||
t=pack&0x0000000f; if (t) pd[3]=(unsigned char)(pal|(t ));
|
||||
t=pack&0xf0000000; if (t) pd[4]=(unsigned char)(pal|(t>>28));
|
||||
t=pack&0x0f000000; if (t) pd[5]=(unsigned char)(pal|(t>>24));
|
||||
t=pack&0x00f00000; if (t) pd[6]=(unsigned char)(pal|(t>>20));
|
||||
t=pack&0x000f0000; if (t) pd[7]=(unsigned char)(pal|(t>>16));
|
||||
return 0;
|
||||
}
|
||||
#define pix_just_write(x) \
|
||||
if (t) pd[x]=pal|t
|
||||
|
||||
return 1; // Tile blank
|
||||
}
|
||||
TileNormMaker(TileNorm,pix_just_write)
|
||||
TileFlipMaker(TileFlip,pix_just_write)
|
||||
|
||||
static int TileFlip(int sx,int addr,int pal)
|
||||
{
|
||||
unsigned char *pd = HighCol+sx;
|
||||
unsigned int pack=0; unsigned int t=0;
|
||||
|
||||
pack=*(unsigned int *)(Pico.vram+addr); // Get 8 pixels
|
||||
if (pack)
|
||||
{
|
||||
t=pack&0x000f0000; if (t) pd[0]=(unsigned char)(pal|(t>>16));
|
||||
t=pack&0x00f00000; if (t) pd[1]=(unsigned char)(pal|(t>>20));
|
||||
t=pack&0x0f000000; if (t) pd[2]=(unsigned char)(pal|(t>>24));
|
||||
t=pack&0xf0000000; if (t) pd[3]=(unsigned char)(pal|(t>>28));
|
||||
t=pack&0x0000000f; if (t) pd[4]=(unsigned char)(pal|(t ));
|
||||
t=pack&0x000000f0; if (t) pd[5]=(unsigned char)(pal|(t>> 4));
|
||||
t=pack&0x00000f00; if (t) pd[6]=(unsigned char)(pal|(t>> 8));
|
||||
t=pack&0x0000f000; if (t) pd[7]=(unsigned char)(pal|(t>>12));
|
||||
return 0;
|
||||
}
|
||||
return 1; // Tile blank
|
||||
}
|
||||
#endif
|
||||
|
||||
// tile renderers for hacky operator sprite support
|
||||
#define sh_pix(x) \
|
||||
if(!t); \
|
||||
else if(t==0xe) pd[x]=(unsigned char)((pd[x]&0x3f)|0x80); /* hilight */ \
|
||||
else if(t==0xf) pd[x]=(unsigned char)( pd[x] |0xc0); /* shadow */ \
|
||||
else pd[x]=(unsigned char)(pal|t)
|
||||
// draw a sprite pixel, process operator colors
|
||||
#define pix_sh(x) \
|
||||
if (!t); \
|
||||
else if (t==0xe) pd[x]=(pd[x]&0x3f)|0x80; /* hilight */ \
|
||||
else if (t==0xf) pd[x]= pd[x] |0xc0; /* shadow */ \
|
||||
else pd[x]=pal|t
|
||||
|
||||
TileNormMaker(TileNormSH, pix_sh)
|
||||
TileFlipMaker(TileFlipSH, pix_sh)
|
||||
|
||||
#ifndef _ASM_DRAW_C
|
||||
static int TileNormSH(int sx,int addr,int pal)
|
||||
{
|
||||
unsigned int pack=0; unsigned int t=0;
|
||||
unsigned char *pd = HighCol+sx;
|
||||
// draw a sprite pixel ignoring operator colors
|
||||
#define pix_sh_noop(x) \
|
||||
if (t && t < 0xe) \
|
||||
pd[x]=pal|t
|
||||
|
||||
pack=*(unsigned int *)(Pico.vram+addr); // Get 8 pixels
|
||||
if (pack)
|
||||
{
|
||||
t=(pack&0x0000f000)>>12; sh_pix(0);
|
||||
t=(pack&0x00000f00)>> 8; sh_pix(1);
|
||||
t=(pack&0x000000f0)>> 4; sh_pix(2);
|
||||
t=(pack&0x0000000f) ; sh_pix(3);
|
||||
t=(pack&0xf0000000)>>28; sh_pix(4);
|
||||
t=(pack&0x0f000000)>>24; sh_pix(5);
|
||||
t=(pack&0x00f00000)>>20; sh_pix(6);
|
||||
t=(pack&0x000f0000)>>16; sh_pix(7);
|
||||
return 0;
|
||||
}
|
||||
|
||||
return 1; // Tile blank
|
||||
}
|
||||
|
||||
static int TileFlipSH(int sx,int addr,int pal)
|
||||
{
|
||||
unsigned int pack=0; unsigned int t=0;
|
||||
unsigned char *pd = HighCol+sx;
|
||||
|
||||
pack=*(unsigned int *)(Pico.vram+addr); // Get 8 pixels
|
||||
if (pack)
|
||||
{
|
||||
t=(pack&0x000f0000)>>16; sh_pix(0);
|
||||
t=(pack&0x00f00000)>>20; sh_pix(1);
|
||||
t=(pack&0x0f000000)>>24; sh_pix(2);
|
||||
t=(pack&0xf0000000)>>28; sh_pix(3);
|
||||
t=(pack&0x0000000f) ; sh_pix(4);
|
||||
t=(pack&0x000000f0)>> 4; sh_pix(5);
|
||||
t=(pack&0x00000f00)>> 8; sh_pix(6);
|
||||
t=(pack&0x0000f000)>>12; sh_pix(7);
|
||||
return 0;
|
||||
}
|
||||
return 1; // Tile blank
|
||||
}
|
||||
TileNormMaker(TileNormSH_noop, pix_sh_noop)
|
||||
TileFlipMaker(TileFlipSH_noop, pix_sh_noop)
|
||||
#endif
|
||||
|
||||
#define tilepixelAS(mask,index,shift) \
|
||||
if (!(pd[index]&0xc0)) { t=pack&mask; if (t) pd[index]=(pal|(t>>shift)); }
|
||||
// process operator pixels only, apply only on low pri tiles
|
||||
#define pix_sh_onlyop(x) \
|
||||
if (t==0xe && (pd[x]&0x40)) pd[x]=(pd[x]&0x3f)|0x80; /* hilight */ \
|
||||
else if (t==0xf && (pd[x]&0x40)) pd[x]= pd[x] |0xc0; /* shadow */
|
||||
|
||||
static int TileNormAS(int sx,int addr,int pal)
|
||||
{
|
||||
unsigned char *pd = HighCol+sx;
|
||||
unsigned int pack=0; unsigned int t=0;
|
||||
TileNormMaker(TileNormSH_onlyop_lp, pix_sh_onlyop)
|
||||
TileFlipMaker(TileFlipSH_onlyop_lp, pix_sh_onlyop)
|
||||
|
||||
pack=*(unsigned int *)(Pico.vram+addr); // Get 8 pixels
|
||||
if (pack)
|
||||
{
|
||||
tilepixelAS(0x0000f000, 0, 12);
|
||||
tilepixelAS(0x00000f00, 1, 8);
|
||||
tilepixelAS(0x000000f0, 2, 4);
|
||||
tilepixelAS(0x0000000f, 3, 0);
|
||||
tilepixelAS(0xf0000000, 4, 28);
|
||||
tilepixelAS(0x0f000000, 5, 24);
|
||||
tilepixelAS(0x00f00000, 6, 20);
|
||||
tilepixelAS(0x000f0000, 7, 16);
|
||||
return 0;
|
||||
}
|
||||
// draw a sprite pixel (AS)
|
||||
#define pix_as(x) \
|
||||
if (t && !(pd[x]&0x80)) pd[x]=pal|t
|
||||
|
||||
return 1; // Tile blank
|
||||
}
|
||||
TileNormMaker(TileNormAS, pix_as)
|
||||
TileFlipMaker(TileFlipAS, pix_as)
|
||||
|
||||
static int TileFlipAS(int sx,int addr,int pal)
|
||||
{
|
||||
unsigned char *pd = HighCol+sx;
|
||||
unsigned int pack=0; unsigned int t=0;
|
||||
// draw a sprite pixel, skip operator colors (AS)
|
||||
#define pix_sh_as_noop(x) \
|
||||
if (t && t < 0xe && !(pd[x]&0x80)) pd[x]=pal|t
|
||||
|
||||
pack=*(unsigned int *)(Pico.vram+addr); // Get 8 pixels
|
||||
if (pack)
|
||||
{
|
||||
tilepixelAS(0x000f0000, 0, 16);
|
||||
tilepixelAS(0x00f00000, 1, 20);
|
||||
tilepixelAS(0x0f000000, 2, 24);
|
||||
tilepixelAS(0xf0000000, 3, 28);
|
||||
tilepixelAS(0x0000000f, 4, 0);
|
||||
tilepixelAS(0x000000f0, 5, 4);
|
||||
tilepixelAS(0x00000f00, 6, 8);
|
||||
tilepixelAS(0x0000f000, 7, 12);
|
||||
return 0;
|
||||
}
|
||||
return 1; // Tile blank
|
||||
}
|
||||
TileNormMaker(TileNormAS_noop, pix_sh_as_noop)
|
||||
TileFlipMaker(TileFlipAS_noop, pix_sh_as_noop)
|
||||
|
||||
// there is a problem with transparent hi pri tiles (on layer), it will clear high bits
|
||||
// and sprite tiles will be drawn needlessly. Hopefully that won't happen much..
|
||||
#define sh_pixAS(x) \
|
||||
if(!t); \
|
||||
else if(t==0xe) pd[x]=(unsigned char)((pd[x]&0x3f)|0x80); /* hilight */ \
|
||||
else if(t==0xf) pd[x]=(unsigned char)( pd[x] |0xc0); /* shadow */ \
|
||||
else if(!(pd[x]&0xc0)) pd[x]=(unsigned char)(pal|t)
|
||||
// mark pixel as sprite pixel (AS)
|
||||
#define pix_sh_as_onlymark(x) \
|
||||
if (t) pd[x]|=0x80
|
||||
|
||||
static int TileNormSHAS(int sx,int addr,int pal)
|
||||
{
|
||||
unsigned int pack=0; unsigned int t=0;
|
||||
unsigned char *pd = HighCol+sx;
|
||||
|
||||
pack=*(unsigned int *)(Pico.vram+addr); // Get 8 pixels
|
||||
if (pack)
|
||||
{
|
||||
t=(pack&0x0000f000)>>12; sh_pixAS(0);
|
||||
t=(pack&0x00000f00)>> 8; sh_pixAS(1);
|
||||
t=(pack&0x000000f0)>> 4; sh_pixAS(2);
|
||||
t=(pack&0x0000000f) ; sh_pixAS(3);
|
||||
t=(pack&0xf0000000)>>28; sh_pixAS(4);
|
||||
t=(pack&0x0f000000)>>24; sh_pixAS(5);
|
||||
t=(pack&0x00f00000)>>20; sh_pixAS(6);
|
||||
t=(pack&0x000f0000)>>16; sh_pixAS(7);
|
||||
return 0;
|
||||
}
|
||||
|
||||
return 1; // Tile blank
|
||||
}
|
||||
|
||||
static int TileFlipSHAS(int sx,int addr,int pal)
|
||||
{
|
||||
unsigned int pack=0; unsigned int t=0;
|
||||
unsigned char *pd = HighCol+sx;
|
||||
|
||||
pack=*(unsigned int *)(Pico.vram+addr); // Get 8 pixels
|
||||
if (pack)
|
||||
{
|
||||
t=(pack&0x000f0000)>>16; sh_pixAS(0);
|
||||
t=(pack&0x00f00000)>>20; sh_pixAS(1);
|
||||
t=(pack&0x0f000000)>>24; sh_pixAS(2);
|
||||
t=(pack&0xf0000000)>>28; sh_pixAS(3);
|
||||
t=(pack&0x0000000f) ; sh_pixAS(4);
|
||||
t=(pack&0x000000f0)>> 4; sh_pixAS(5);
|
||||
t=(pack&0x00000f00)>> 8; sh_pixAS(6);
|
||||
t=(pack&0x0000f000)>>12; sh_pixAS(7);
|
||||
return 0;
|
||||
}
|
||||
return 1; // Tile blank
|
||||
}
|
||||
TileNormMaker(TileNormAS_onlymark, pix_sh_as_onlymark)
|
||||
TileFlipMaker(TileFlipAS_onlymark, pix_sh_as_onlymark)
|
||||
|
||||
|
||||
// --------------------------------------------
|
||||
|
|
@ -512,7 +426,7 @@ static void DrawLayer(int plane_sh, int *hcache, int cellskip, int maxcells)
|
|||
static void DrawWindow(int tstart, int tend, int prio, int sh) // int *hcache
|
||||
{
|
||||
struct PicoVideo *pvid=&Pico.video;
|
||||
int tilex=0,ty=0,nametab,code=0;
|
||||
int tilex,ty,nametab,code=0;
|
||||
int blank=-1; // The tile we know is blank
|
||||
|
||||
// Find name table line:
|
||||
|
|
@ -528,9 +442,6 @@ static void DrawWindow(int tstart, int tend, int prio, int sh) // int *hcache
|
|||
}
|
||||
|
||||
tilex=tstart<<1;
|
||||
tend<<=1;
|
||||
|
||||
ty=(Scanline&7)<<1; // Y-Offset into tile
|
||||
|
||||
if (!(rendstatus & PDRAW_WND_DIFF_PRIO)) {
|
||||
// check the first tile code
|
||||
|
|
@ -539,6 +450,9 @@ static void DrawWindow(int tstart, int tend, int prio, int sh) // int *hcache
|
|||
if ((code>>15) != prio) return;
|
||||
}
|
||||
|
||||
tend<<=1;
|
||||
ty=(Scanline&7)<<1; // Y-Offset into tile
|
||||
|
||||
// Draw tiles across screen:
|
||||
if (!sh)
|
||||
{
|
||||
|
|
@ -571,7 +485,7 @@ static void DrawWindow(int tstart, int tend, int prio, int sh) // int *hcache
|
|||
for (; tilex < tend; tilex++)
|
||||
{
|
||||
int addr=0,zero=0;
|
||||
int pal, tmp, *zb;
|
||||
int pal;
|
||||
|
||||
code=Pico.vram[nametab+tilex];
|
||||
if(code==blank) continue;
|
||||
|
|
@ -582,15 +496,10 @@ static void DrawWindow(int tstart, int tend, int prio, int sh) // int *hcache
|
|||
|
||||
pal=((code>>9)&0x30);
|
||||
|
||||
zb = (int *)(HighCol+8+(tilex<<3));
|
||||
if(prio) {
|
||||
tmp = *zb;
|
||||
if(!(tmp&0x00000080)) tmp&=~0x000000c0; if(!(tmp&0x00008000)) tmp&=~0x0000c000;
|
||||
if(!(tmp&0x00800000)) tmp&=~0x00c00000; if(!(tmp&0x80000000)) tmp&=~0xc0000000;
|
||||
*zb++=tmp; tmp = *zb;
|
||||
if(!(tmp&0x00000080)) tmp&=~0x000000c0; if(!(tmp&0x00008000)) tmp&=~0x0000c000;
|
||||
if(!(tmp&0x00800000)) tmp&=~0x00c00000; if(!(tmp&0x80000000)) tmp&=~0xc0000000;
|
||||
*zb++=tmp;
|
||||
if (prio) {
|
||||
int *zb = (int *)(HighCol+8+(tilex<<3));
|
||||
*zb++ &= 0x3f3f3f3f;
|
||||
*zb &= 0x3f3f3f3f;
|
||||
} else {
|
||||
pal |= 0x40;
|
||||
}
|
||||
|
|
@ -617,14 +526,7 @@ static void DrawTilesFromCacheShPrep(void)
|
|||
rendstatus |= PDRAW_SHHI_DONE;
|
||||
while (c--)
|
||||
{
|
||||
int tmp = *zb;
|
||||
if (!(tmp & 0x80808080)) *zb=tmp&0x3f3f3f3f;
|
||||
else {
|
||||
if(!(tmp&0x00000080)) tmp&=~0x000000c0; if(!(tmp&0x00008000)) tmp&=~0x0000c000;
|
||||
if(!(tmp&0x00800000)) tmp&=~0x00c00000; if(!(tmp&0x80000000)) tmp&=~0xc0000000;
|
||||
*zb=tmp;
|
||||
}
|
||||
zb++;
|
||||
*zb++ &= 0x3f3f3f3f;
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -671,10 +573,8 @@ static void DrawTilesFromCache(int *hc, int sh, int rlim)
|
|||
addr+=(unsigned int)code>>25; // y offset into tile
|
||||
dx=(code>>16)&0x1ff;
|
||||
zb = HighCol+dx;
|
||||
if(!(*zb&0x80)) *zb&=0x3f; zb++; if(!(*zb&0x80)) *zb&=0x3f; zb++;
|
||||
if(!(*zb&0x80)) *zb&=0x3f; zb++; if(!(*zb&0x80)) *zb&=0x3f; zb++;
|
||||
if(!(*zb&0x80)) *zb&=0x3f; zb++; if(!(*zb&0x80)) *zb&=0x3f; zb++;
|
||||
if(!(*zb&0x80)) *zb&=0x3f; zb++; if(!(*zb&0x80)) *zb&=0x3f; zb++;
|
||||
*zb++ &= 0x3f; *zb++ &= 0x3f; *zb++ &= 0x3f; *zb++ &= 0x3f;
|
||||
*zb++ &= 0x3f; *zb++ &= 0x3f; *zb++ &= 0x3f; *zb++ &= 0x3f;
|
||||
|
||||
pal=((code>>9)&0x30);
|
||||
if (rlim-dx < 0) goto last_cut_tile;
|
||||
|
|
@ -726,7 +626,7 @@ last_cut_tile:
|
|||
// Index + 0 : hhhhvvvv ab--hhvv yyyyyyyy yyyyyyyy // a: offscreen h, b: offs. v, h: horiz. size
|
||||
// Index + 4 : xxxxxxxx xxxxxxxx pccvhnnn nnnnnnnn // x: x coord + 8
|
||||
|
||||
static void DrawSprite(int *sprite, int **hc, int sh, int as)
|
||||
static void DrawSprite(int *sprite, int sh, int as)
|
||||
{
|
||||
int width=0,height=0;
|
||||
int row=0,code=0;
|
||||
|
|
@ -747,25 +647,27 @@ static void DrawSprite(int *sprite, int **hc, int sh, int as)
|
|||
|
||||
if (code&0x1000) row=(height<<3)-1-row; // Flip Y
|
||||
|
||||
tile=code&0x7ff; // Tile number
|
||||
tile+=row>>3; // Tile number increases going down
|
||||
tile=code + (row>>3); // Tile number increases going down
|
||||
delta=height; // Delta to increase tile by going right
|
||||
if (code&0x0800) { tile+=delta*(width-1); delta=-delta; } // Flip X
|
||||
|
||||
tile<<=4; tile+=(row&7)<<1; // Tile address
|
||||
tile &= 0x7ff; tile<<=4; tile+=(row&7)<<1; // Tile address
|
||||
|
||||
if (code&0x8000) { // high priority - cache it
|
||||
*(*hc)++ = (tile<<16)|((code&0x0800)<<5)|((sx<<6)&0x0000ffc0)|((code>>9)&0x30)|((sprite[0]>>16)&0xf);
|
||||
// we need all for accurate sprites, cached will be used to recover ones overwritten by high layer
|
||||
if (!as) return;
|
||||
pal=(code>>9)&0x30;
|
||||
|
||||
// assume there will be no sprites with both normal and operator pixels..
|
||||
if ((code&0x8000) || (sh && pal == 0x30) || as) {
|
||||
*HighCacheS_ptr++ = ((code&0x8000)<<16)|(tile<<16)|((code&0x0800)<<5)|((sx<<6)&0x0000ffc0)|pal|((sprite[0]>>16)&0xf);
|
||||
// we need all for accurate sprites, cached will be used to do proper priorities
|
||||
if (!as && (code&0x8000)) return;
|
||||
}
|
||||
|
||||
delta<<=4; // Delta of address
|
||||
pal=((code>>9)&0x30)|((sh|as)<<6);
|
||||
pal|=((sh|as)<<6);
|
||||
|
||||
if (sh && (code&0x6000) == 0x6000) {
|
||||
if(code&0x0800) fTileFunc=TileFlipSH;
|
||||
else fTileFunc=TileNormSH;
|
||||
if(code&0x0800) fTileFunc=TileFlipSH_noop;
|
||||
else fTileFunc=TileNormSH_noop;
|
||||
} else {
|
||||
if(code&0x0800) fTileFunc=TileFlip;
|
||||
else fTileFunc=TileNorm;
|
||||
|
|
@ -880,21 +782,29 @@ static void DrawSpritesFromCache(int *hc, int maxwidth, int prio, int sh)
|
|||
int pal;
|
||||
int (*fTileFunc)(int sx,int addr,int pal);
|
||||
|
||||
// *(*hc)++ = (tile<<16)|((code&0x0800)<<5)|((sx<<6)&0x0000ffc0)|((code>>9)&0x30)|((sprite[0]>>24)&0xf);
|
||||
// prio[31]:tile[30:17]:flipx[16]:sx[15:6]:pal[5:4]:delta_width[3:0]
|
||||
|
||||
while((code=*hc++)) {
|
||||
while ((code=*hc++))
|
||||
{
|
||||
pal=(code&0x30);
|
||||
delta=code&0xf;
|
||||
width=delta>>2; delta&=3;
|
||||
width++; delta++; // Width and height in tiles
|
||||
if (code&0x10000) delta=-delta; // Flip X
|
||||
delta<<=4;
|
||||
tile=((unsigned int)code>>17)<<1;
|
||||
tile=((unsigned int)code>>17)<<1; // also has prio
|
||||
sx=(code<<16)>>22; // sx can be negative (start offscreen), so sign extend
|
||||
|
||||
if(sh && pal == 0x30) { //
|
||||
if(code&0x10000) fTileFunc=TileFlipSH;
|
||||
else fTileFunc=TileNormSH;
|
||||
if (sh && pal == 0x30)
|
||||
{
|
||||
if (code & 0x80000000) // hi priority
|
||||
{
|
||||
if(code&0x10000) fTileFunc=TileFlipSH;
|
||||
else fTileFunc=TileNormSH;
|
||||
} else {
|
||||
if(code&0x10000) fTileFunc=TileFlipSH_onlyop_lp;
|
||||
else fTileFunc=TileNormSH_onlyop_lp;
|
||||
}
|
||||
} else {
|
||||
if(code&0x10000) fTileFunc=TileFlip;
|
||||
else fTileFunc=TileNorm;
|
||||
|
|
@ -915,12 +825,16 @@ static void DrawSpritesFromCache(int *hc, int maxwidth, int prio, int sh)
|
|||
static void DrawSpritesFromCacheAS(int *hc, int maxwidth, int prio, int sh)
|
||||
{
|
||||
int code, tile, sx, delta, width;
|
||||
int pal;
|
||||
int pal, *hce, *hco;
|
||||
int (*fTileFunc)(int sx,int addr,int pal);
|
||||
|
||||
// *(*hc)++ = (tile<<16)|((code&0x0800)<<5)|((sx<<6)&0x0000ffc0)|((code>>9)&0x30)|((sprite[0]>>24)&0xf);
|
||||
// prio[31]:tile[30:17]:flipx[16]:sx[15:6]:pal[5:4]:delta_width[3:0]
|
||||
|
||||
while((code=*hc++)) {
|
||||
/* walk the sprite cache backwards.. */
|
||||
hco = hce = HighCacheS_ptr;
|
||||
while (hce > hc)
|
||||
{
|
||||
code=*(--hce);
|
||||
pal=(code&0x30);
|
||||
delta=code&0xf;
|
||||
width=delta>>2; delta&=3;
|
||||
|
|
@ -930,14 +844,67 @@ static void DrawSpritesFromCacheAS(int *hc, int maxwidth, int prio, int sh)
|
|||
tile=((unsigned int)code>>17)<<1;
|
||||
sx=(code<<16)>>22; // sx can be negative (start offscreen), so sign extend
|
||||
|
||||
if(sh && pal == 0x30) { //
|
||||
if(code&0x10000) fTileFunc=TileFlipSHAS;
|
||||
else fTileFunc=TileNormSHAS;
|
||||
if (code & 0x80000000) // hi priority
|
||||
{
|
||||
if (sh && pal == 0x30)
|
||||
{
|
||||
if(code&0x10000) fTileFunc=TileFlipAS_noop;
|
||||
else fTileFunc=TileNormAS_noop;
|
||||
*(--hco) = code; /* save for later */
|
||||
} else {
|
||||
if(code&0x10000) fTileFunc=TileFlipAS;
|
||||
else fTileFunc=TileNormAS;
|
||||
}
|
||||
} else {
|
||||
if(code&0x10000) fTileFunc=TileFlipAS;
|
||||
else fTileFunc=TileNormAS;
|
||||
if(code&0x10000) fTileFunc=TileFlipAS_onlymark;
|
||||
else fTileFunc=TileNormAS_onlymark;
|
||||
}
|
||||
|
||||
pal |= 0x80;
|
||||
for (; width; width--,sx+=8,tile+=delta)
|
||||
{
|
||||
if(sx<=0) continue;
|
||||
if(sx>=328) break; // Offscreen
|
||||
|
||||
tile&=0x7fff; // Clip tile address
|
||||
fTileFunc(sx,tile,pal);
|
||||
}
|
||||
}
|
||||
|
||||
if (!sh) return;
|
||||
|
||||
/* nasty 1: remove 'sprite' flags */
|
||||
{
|
||||
int c = 320/4, *zb = (int *)(HighCol+8);
|
||||
while (c--)
|
||||
{
|
||||
*zb++ &= 0x7f7f7f7f;
|
||||
}
|
||||
}
|
||||
|
||||
/* nasty 2: loop once more and do operator colors */
|
||||
while ((code=*hco++))
|
||||
{
|
||||
pal=(code&0x30);
|
||||
if (pal != 0x30) continue;
|
||||
delta=code&0xf;
|
||||
width=delta>>2; delta&=3;
|
||||
width++; delta++;
|
||||
if (code&0x10000) delta=-delta; // Flip X
|
||||
delta<<=4;
|
||||
tile=((unsigned int)code>>17)<<1;
|
||||
sx=(code<<16)>>22;
|
||||
|
||||
if (code & 0x80000000)
|
||||
{
|
||||
if(code&0x10000) fTileFunc=TileFlipSH;
|
||||
else fTileFunc=TileNormSH;
|
||||
} else {
|
||||
if(code&0x10000) fTileFunc=TileFlipSH_onlyop_lp;
|
||||
else fTileFunc=TileNormSH_onlyop_lp;
|
||||
}
|
||||
|
||||
pal |= 0x80;
|
||||
for (; width; width--,sx+=8,tile+=delta)
|
||||
{
|
||||
if(sx<=0) continue;
|
||||
|
|
@ -950,6 +917,7 @@ static void DrawSpritesFromCacheAS(int *hc, int maxwidth, int prio, int sh)
|
|||
}
|
||||
|
||||
|
||||
|
||||
// Index + 0 : ----hhvv -lllllll -------y yyyyyyyy
|
||||
// Index + 4 : -------x xxxxxxxx pccvhnnn nnnnnnnn
|
||||
// v
|
||||
|
|
@ -1062,6 +1030,7 @@ static void DrawAllSprites(int *hcache, int maxwidth, int prio, int sh)
|
|||
if (PicoOpt & POPT_DIS_SPRITE_LIM)
|
||||
max_line_sprites = 80;
|
||||
|
||||
HighCacheS_ptr = hcache;
|
||||
ps = HighPreSpr;
|
||||
|
||||
// Index + 0 : hhhhvvvv ab--hhvv yyyyyyyy yyyyyyyy // a: offscreen h, b: offs. v, h: horiz. size
|
||||
|
|
@ -1108,10 +1077,10 @@ static void DrawAllSprites(int *hcache, int maxwidth, int prio, int sh)
|
|||
|
||||
// Go through sprites backwards:
|
||||
for (i--; i>=0; i--)
|
||||
DrawSprite(sprites[i],&hcache,sh,n);
|
||||
DrawSprite(sprites[i],sh,n);
|
||||
|
||||
// terminate cache list
|
||||
*hcache = 0;
|
||||
*HighCacheS_ptr = 0;
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -1349,7 +1318,7 @@ static int DrawDisplay(int sh, int as)
|
|||
DrawWindow((win&0x80) ? edge : 0, (win&0x80) ? maxcells>>1 : edge, 1, sh);
|
||||
} else
|
||||
if (HighCacheA[0]) DrawTilesFromCache(HighCacheA, sh, 328);
|
||||
DrawAllSpritesHiPri(HighCacheS, maxw, 1, sh);
|
||||
if (HighCacheS[0]) DrawAllSpritesHiPri(HighCacheS, maxw, 1, sh);
|
||||
|
||||
#if 0
|
||||
{
|
||||
|
|
|
|||
294
Pico/Draw.s
294
Pico/Draw.s
|
|
@ -1,9 +1,9 @@
|
|||
@ vim:filetype=armasm
|
||||
|
||||
@ assembly "optimized" version of some funtions from draw.c
|
||||
@ ARM assembly versions of some funtions from draw.c
|
||||
@ this is highly specialized, be careful if changing related C code!
|
||||
|
||||
@ (c) Copyright 2007, Grazvydas "notaz" Ignotas
|
||||
@ (c) Copyright 2007-2008, Grazvydas "notaz" Ignotas
|
||||
@ All Rights Reserved
|
||||
|
||||
.include "port_config.s"
|
||||
|
|
@ -16,6 +16,7 @@
|
|||
.extern rendstatus
|
||||
.extern DrawLineDest
|
||||
.extern DrawStripInterlace
|
||||
.extern HighCacheS_ptr
|
||||
|
||||
|
||||
@ helper
|
||||
|
|
@ -64,10 +65,8 @@
|
|||
.endif
|
||||
ldreqb r4, [r1,#\offs]
|
||||
orrne r4, r3, r4
|
||||
strneb r4, [r1,#\offs]
|
||||
tsteq r4, #0x80
|
||||
andeq r4, r4, #0x3f
|
||||
streqb r4, [r1,#\offs]
|
||||
strb r4, [r1,#\offs]
|
||||
.endm
|
||||
|
||||
@ TileNormShHP (r1=pdest, r2=pixels8, r3=pal) r4: scratch, r12: register with helper pattern 0xf, touches r3 high bits
|
||||
|
|
@ -155,24 +154,17 @@
|
|||
.else
|
||||
ands r4, r12, r2
|
||||
.endif
|
||||
beq 3f
|
||||
beq 0f
|
||||
cmp r4, #0xe
|
||||
beq 2f
|
||||
bgt 1f
|
||||
orr r4, r3, r4
|
||||
ldrgeb r4, [r1,#\ofs]
|
||||
orrlt r4, r3, r4 @ normal
|
||||
|
||||
biceq r4, r4, #0xc0 @ hilight
|
||||
orreq r4, r4, #0x80
|
||||
orrgt r4, r4, #0xc0 @ shadow
|
||||
|
||||
strb r4, [r1,#\ofs]
|
||||
b 3f
|
||||
1:
|
||||
ldrb r4, [r1,#\ofs] @ 2ci
|
||||
orr r4, r4, #0xc0
|
||||
strb r4, [r1,#\ofs]
|
||||
b 3f
|
||||
2:
|
||||
ldrb r4, [r1,#\ofs] @ 2ci
|
||||
bic r4, r4, #0xc0
|
||||
orr r4, r4, #0x80
|
||||
strb r4, [r1,#\ofs]
|
||||
3:
|
||||
0:
|
||||
.endm
|
||||
|
||||
@ TileFlipSh (r1=pdest, r2=pixels8, r3=pal) r4,r7: scratch, r0=sx, r12: register with helper pattern 0xf
|
||||
|
|
@ -199,6 +191,80 @@
|
|||
TileDoShGenPixel 16, 7 @ #0x000f0000
|
||||
.endm
|
||||
|
||||
.macro TileDoShGenPixel_noop shift ofs
|
||||
.if \shift
|
||||
and r4, r12, r2, lsr #\shift
|
||||
.else
|
||||
and r4, r12, r2
|
||||
.endif
|
||||
sub r7, r4, #1
|
||||
cmp r7, #0xd
|
||||
orrcc r4, r3, r4 @ 0-0xc (was 1-0xd)
|
||||
strccb r4, [r1,#\ofs]
|
||||
.endm
|
||||
|
||||
.macro TileFlipSh_noop
|
||||
TileDoShGenPixel_noop 16, 0 @ #0x000f0000
|
||||
TileDoShGenPixel_noop 20, 1 @ #0x00f00000
|
||||
TileDoShGenPixel_noop 24, 2 @ #0x0f000000
|
||||
TileDoShGenPixel_noop 28, 3 @ #0xf0000000
|
||||
TileDoShGenPixel_noop 0, 4 @ #0x0000000f
|
||||
TileDoShGenPixel_noop 4, 5 @ #0x000000f0
|
||||
TileDoShGenPixel_noop 8, 6 @ #0x00000f00
|
||||
TileDoShGenPixel_noop 12, 7 @ #0x0000f000
|
||||
.endm
|
||||
|
||||
.macro TileNormSh_noop
|
||||
TileDoShGenPixel_noop 12, 0 @ #0x0000f000
|
||||
TileDoShGenPixel_noop 8, 1 @ #0x00000f00
|
||||
TileDoShGenPixel_noop 4, 2 @ #0x000000f0
|
||||
TileDoShGenPixel_noop 0, 3 @ #0x0000000f
|
||||
TileDoShGenPixel_noop 28, 4 @ #0xf0000000
|
||||
TileDoShGenPixel_noop 24, 5 @ #0x0f000000
|
||||
TileDoShGenPixel_noop 20, 6 @ #0x00f00000
|
||||
TileDoShGenPixel_noop 16, 7 @ #0x000f0000
|
||||
.endm
|
||||
|
||||
.macro TileDoShGenPixel_onlyop_lp shift ofs
|
||||
.if \shift
|
||||
ands r7, r12, r2, lsr #\shift
|
||||
.else
|
||||
ands r7, r12, r2
|
||||
.endif
|
||||
ldrneb r4, [r1,#\ofs]
|
||||
tstne r4, #0x40
|
||||
beq 0f
|
||||
|
||||
cmp r7, #0xe
|
||||
biceq r4, r4, #0xc0 @ hilight
|
||||
orreq r4, r4, #0x80
|
||||
orrgt r4, r4, #0xc0 @ shadow
|
||||
strgeb r4, [r1,#\ofs]
|
||||
0:
|
||||
.endm
|
||||
|
||||
.macro TileFlipSh_onlyop_lp
|
||||
TileDoShGenPixel_onlyop_lp 16, 0 @ #0x000f0000
|
||||
TileDoShGenPixel_onlyop_lp 20, 1 @ #0x00f00000
|
||||
TileDoShGenPixel_onlyop_lp 24, 2 @ #0x0f000000
|
||||
TileDoShGenPixel_onlyop_lp 28, 3 @ #0xf0000000
|
||||
TileDoShGenPixel_onlyop_lp 0, 4 @ #0x0000000f
|
||||
TileDoShGenPixel_onlyop_lp 4, 5 @ #0x000000f0
|
||||
TileDoShGenPixel_onlyop_lp 8, 6 @ #0x00000f00
|
||||
TileDoShGenPixel_onlyop_lp 12, 7 @ #0x0000f000
|
||||
.endm
|
||||
|
||||
.macro TileNormSh_onlyop_lp
|
||||
TileDoShGenPixel_onlyop_lp 12, 0 @ #0x0000f000
|
||||
TileDoShGenPixel_onlyop_lp 8, 1 @ #0x00000f00
|
||||
TileDoShGenPixel_onlyop_lp 4, 2 @ #0x000000f0
|
||||
TileDoShGenPixel_onlyop_lp 0, 3 @ #0x0000000f
|
||||
TileDoShGenPixel_onlyop_lp 28, 4 @ #0xf0000000
|
||||
TileDoShGenPixel_onlyop_lp 24, 5 @ #0x0f000000
|
||||
TileDoShGenPixel_onlyop_lp 20, 6 @ #0x00f00000
|
||||
TileDoShGenPixel_onlyop_lp 16, 7 @ #0x000f0000
|
||||
.endm
|
||||
|
||||
|
||||
@ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
|
||||
|
||||
|
|
@ -798,39 +864,25 @@ DrawTilesFromCache:
|
|||
b .dtfc_loop
|
||||
|
||||
.dtfc_shadow_blank:
|
||||
ldrb r4, [r1] @ 1ci
|
||||
ldrb r12,[r1,#1]
|
||||
tst r4, #0x80
|
||||
andeq r4, r4,#0x3f
|
||||
streqb r4, [r1]
|
||||
tst r12,#0x80
|
||||
ldrb r4, [r1,#2]
|
||||
andeq r12,r12,#0x3f
|
||||
streqb r12,[r1,#1]
|
||||
tst r4, #0x80
|
||||
ldrb r12,[r1,#3]
|
||||
andeq r4, r4,#0x3f
|
||||
streqb r4, [r1,#2]
|
||||
tst r12,#0x80
|
||||
ldrb r4, [r1,#4]
|
||||
andeq r12,r12,#0x3f
|
||||
streqb r12,[r1,#3]
|
||||
tst r4, #0x80
|
||||
ldrb r12,[r1,#5]
|
||||
andeq r4, r4,#0x3f
|
||||
streqb r4, [r1,#4]
|
||||
tst r12,#0x80
|
||||
ldrb r4, [r1,#6]
|
||||
andeq r12,r12,#0x3f
|
||||
streqb r12,[r1,#5]
|
||||
tst r4, #0x80
|
||||
ldrb r12,[r1,#7]
|
||||
andeq r4, r4,#0x3f
|
||||
streqb r4, [r1,#6]
|
||||
tst r12,#0x80
|
||||
andeq r12,r12,#0x3f
|
||||
streqb r12,[r1,#7]
|
||||
mov r12, #0xf
|
||||
tst r1, #1
|
||||
ldrneb r4, [r1]
|
||||
mov r6, #0x3f
|
||||
and r4, r4, #0x3f
|
||||
strneb r4, [r1], #1
|
||||
ldrh r4, [r1]
|
||||
orr r6, r6, r6, lsl #8
|
||||
and r4, r4, r6
|
||||
strh r4, [r1], #2
|
||||
ldrh r4, [r1]
|
||||
and r4, r4, r6
|
||||
strh r4, [r1], #2
|
||||
ldrh r4, [r1]
|
||||
and r4, r4, r6
|
||||
strh r4, [r1], #2
|
||||
ldrh r4, [r1]
|
||||
and r4, r4, r6
|
||||
streqh r4, [r1]
|
||||
strneb r4, [r1]
|
||||
b .dtfc_loop
|
||||
|
||||
.dtfc_cut_tile:
|
||||
|
|
@ -865,31 +917,22 @@ DrawTilesFromCache:
|
|||
str r2, [r1]
|
||||
|
||||
add r1, r11,#8
|
||||
mov r3, #320/4
|
||||
mov r7, #0x80
|
||||
orr r7, r7, r7, lsl #8
|
||||
orr r7, r7, r7, lsl #16
|
||||
mov r3, #320/4/4
|
||||
mov r6, #0x3f
|
||||
orr r6, r6, r6, lsl #8
|
||||
orr r6, r6, r6, lsl #16
|
||||
.dtfc_loop_shprep:
|
||||
ldmia r1, {r2,r4,r5,r7}
|
||||
subs r3, r3, #1
|
||||
bmi .dtfc_loop @ done
|
||||
ldr r2, [r1]
|
||||
tst r2, r7
|
||||
andeq r2, r2, r6
|
||||
streq r2, [r1], #4
|
||||
beq .dtfc_loop_shprep
|
||||
tst r2, #0x80000000
|
||||
biceq r2, r2, #0xc0000000
|
||||
tst r2, #0x00800000
|
||||
biceq r2, r2, #0x00c00000
|
||||
tst r2, #0x00008000
|
||||
biceq r2, r2, #0x0000c000
|
||||
tst r2, #0x00000080
|
||||
biceq r2, r2, #0x000000c0
|
||||
str r2, [r1], #4
|
||||
b .dtfc_loop_shprep
|
||||
and r2, r2, r6
|
||||
and r4, r4, r6
|
||||
and r5, r5, r6
|
||||
and r7, r7, r6
|
||||
stmia r1!,{r2,r4,r5,r7}
|
||||
bne .dtfc_loop_shprep
|
||||
|
||||
mvn r5, #0 @ r5=prevcode=-1
|
||||
b .dtfc_loop
|
||||
|
||||
.pool
|
||||
|
||||
|
|
@ -998,6 +1041,9 @@ DrawSpritesFromCache:
|
|||
b .dsfc_inloop
|
||||
|
||||
.dsfc_shadow:
|
||||
tst r9, #0x80000000
|
||||
beq .dsfc_shadow_lowpri
|
||||
|
||||
cmp r2, r2, ror #4
|
||||
beq .dsfc_singlec_sh
|
||||
|
||||
|
|
@ -1025,6 +1071,18 @@ DrawSpritesFromCache:
|
|||
TileSingleSh
|
||||
b .dsfc_inloop
|
||||
|
||||
.dsfc_shadow_lowpri:
|
||||
tst r9, #0x10000
|
||||
bne .dsfc_TileFlip_sh_lp
|
||||
|
||||
.dsfc_TileNorm_sh_lp:
|
||||
TileNormSh_onlyop_lp
|
||||
b .dsfc_inloop
|
||||
|
||||
.dsfc_TileFlip_sh_lp:
|
||||
TileFlipSh_onlyop_lp
|
||||
b .dsfc_inloop
|
||||
|
||||
.pool
|
||||
|
||||
@ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
|
||||
|
|
@ -1032,12 +1090,12 @@ DrawSpritesFromCache:
|
|||
@ + 0 : hhhhvvvv ab--hhvv yyyyyyyy yyyyyyyy // a: offscreen h, b: offs. v, h: horiz. size
|
||||
@ + 4 : xxxxxxxx xxxxxxxx pccvhnnn nnnnnnnn // x: x coord + 8
|
||||
|
||||
.global DrawSprite @ unsigned int *sprite, int **hc, int sh, int acc_sprites
|
||||
.global DrawSprite @ unsigned int *sprite, int sh, int acc_sprites
|
||||
|
||||
DrawSprite:
|
||||
stmfd sp!, {r4-r9,r11,lr}
|
||||
|
||||
orr r8, r3, r2, lsl #4
|
||||
orr r8, r2, r1, lsl #4
|
||||
ldr r3, [r0] @ sprite[0]
|
||||
ldr r7, =Scanline
|
||||
mov r6, r3, lsr #28
|
||||
|
|
@ -1061,20 +1119,23 @@ DrawSprite:
|
|||
subne r4, r4, #1
|
||||
subne r7, r4, r7 @ if (code&0x1000) row=(height<<3)-1-row; // Flip Y
|
||||
|
||||
mov r8, r9, lsl #21
|
||||
mov r8, r8, lsr #21
|
||||
add r8, r8, r7, lsr #3 @ tile+=row>>3; // Tile number increases going down
|
||||
|
||||
add r8, r9, r7, lsr #3 @ tile+=row>>3; // Tile number increases going down
|
||||
tst r9, #0x0800
|
||||
mlane r8, r5, r6, r8 @ if (code&0x0800) { tile+=delta*(width-1);
|
||||
rsbne r5, r5, #0 @ delta=-delta; } // r5=delta now
|
||||
|
||||
mov r8, r8, lsl #4
|
||||
mov r8, r8, lsl #21
|
||||
mov r8, r8, lsr #17
|
||||
and r7, r7, #7
|
||||
add r8, r8, r7, lsl #1 @ tile+=(row&7)<<1; // Tile address
|
||||
|
||||
tst r9, #0x8000
|
||||
bne .dspr_cache @ if(code&0x8000) // high priority - cache it
|
||||
tsteq r9, #(1<<27)
|
||||
bne .dspr_cache @ if(code&0x8000) || as
|
||||
tst r6, #0x4000
|
||||
tstne r6, #0x2000
|
||||
tstne r9, #(1<<31)
|
||||
bne .dspr_cache @ (sh && pal == 0x30)
|
||||
|
||||
.dspr_continue:
|
||||
@ cache some stuff to avoid mem access
|
||||
|
|
@ -1138,6 +1199,10 @@ DrawSprite:
|
|||
TileFlip r12
|
||||
b .dspr_loop
|
||||
|
||||
.dspr_singlec_sh:
|
||||
cmp r2, #0xe0000000
|
||||
bcs .dspr_loop @ operator tileline, ignore
|
||||
|
||||
.dspr_SingleColor:
|
||||
and r4, r2, #0xf
|
||||
orr r4, r3, r4
|
||||
|
|
@ -1160,28 +1225,17 @@ DrawSprite:
|
|||
|
||||
@ (r1=pdest, r2=pixels8, r3=pal) r4: scratch, r12: helper pattern
|
||||
.dspr_TileNorm_sh:
|
||||
TileNormSh
|
||||
TileNormSh_noop
|
||||
b .dspr_loop
|
||||
|
||||
.dspr_TileFlip_sh:
|
||||
TileFlipSh
|
||||
b .dspr_loop
|
||||
|
||||
.dspr_singlec_sh:
|
||||
cmp r2, #0xe0000000
|
||||
bcc .dspr_SingleColor @ normal tileline
|
||||
tst r2, #0x10000000
|
||||
bne .dspr_sh_sh
|
||||
TileSingleHi
|
||||
b .dspr_loop
|
||||
|
||||
.dspr_sh_sh:
|
||||
TileSingleSh
|
||||
TileFlipSh_noop
|
||||
b .dspr_loop
|
||||
|
||||
|
||||
.dspr_cache:
|
||||
@ *(*hc)++ = (tile<<16)|((code&0x0800)<<5)|((sx<<6)&0x0000ffc0)|((code>>9)&0x30)|((sprite[0]>>24)&0xf);
|
||||
@ *HighCacheS_ptr++ = ((code&0x8000)<<16)|(tile<<16)|((code&0x0800)<<5)|((sx<<6)&0x0000ffc0)|pal|((sprite[0]>>16)&0xf);
|
||||
ldr r1, =HighCacheS_ptr
|
||||
mov r4, r8, lsl #16 @ tile
|
||||
tst r9, #0x0800
|
||||
orrne r4, r4, #0x10000 @ code&0x0800
|
||||
|
|
@ -1190,16 +1244,19 @@ DrawSprite:
|
|||
and r0, r9, #0x6000
|
||||
orr r4, r4, r0, lsr #9 @ (code>>9)&0x30
|
||||
mov r3, r3, lsl #12
|
||||
ldr r0, [r1]
|
||||
orr r4, r4, r3, lsr #28 @ (sprite[0]>>24)&0xf
|
||||
|
||||
ldr r0, [r1]
|
||||
tst r9, #0x8000
|
||||
orrne r4, r4, #0x80000000 @ prio
|
||||
|
||||
str r4, [r0], #4
|
||||
str r0, [r1]
|
||||
|
||||
tst r9, #(1<<27)
|
||||
ldmeqfd sp!, {r4-r9,r11,lr}
|
||||
bne .dspr_continue @ draw anyway if accurate sprites enabled
|
||||
bxeq lr
|
||||
and r0, r9, #(1<<27) @ as
|
||||
teqne r0, #(1<<27) @ (code&0x8000) && !as
|
||||
ldmnefd sp!, {r4-r9,r11,pc}
|
||||
b .dspr_continue @ draw anyway if accurate sprites enabled
|
||||
|
||||
@ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
|
||||
|
||||
|
|
@ -1229,19 +1286,17 @@ DrawWindow:
|
|||
|
||||
ldr r6, =rendstatus
|
||||
ldr lr, =(Pico+0x10000) @ lr=Pico.vram
|
||||
ldrb r6, [r6]
|
||||
ldr r6, [r6]
|
||||
|
||||
@ fetch the first code now
|
||||
ldrh r7, [lr, r12]
|
||||
|
||||
ands r6, r6, #2 @ we care about bit 1 only
|
||||
orr r6, r6, r2
|
||||
bne .dw_no_sameprio
|
||||
|
||||
cmp r2, r7, lsr #15
|
||||
ldmnefd sp!, {r4-r11,pc} @ assume that whole window uses same priority
|
||||
teqne r2, r7, lsr #15 @ do prio bits differ?
|
||||
ldmnefd sp!, {r4-r11,pc} @ yes, assume that whole window uses same priority
|
||||
|
||||
.dw_no_sameprio:
|
||||
orr r6, r6, r3, lsl #8 @ shadow mode
|
||||
|
||||
sub r8, r1, r0
|
||||
|
|
@ -1258,11 +1313,11 @@ DrawWindow:
|
|||
mov r8, r8, lsl #1 @ cells
|
||||
mvn r9, #0 @ r9=prevcode=-1
|
||||
.endif
|
||||
add r1, r11, r0, lsl #4 @ r1=pdest
|
||||
add r1, r11, r0, lsl #4 @ r1=pdest
|
||||
mov r0, #0xf
|
||||
b .dwloop_enter
|
||||
|
||||
@ r4,r5 & r7 are scratch in this loop
|
||||
@ r4,r5 are scratch in this loop
|
||||
.dwloop:
|
||||
add r1, r1, #8
|
||||
.dwloop_nor1:
|
||||
|
|
@ -1328,24 +1383,13 @@ DrawWindow:
|
|||
orreq r3, r3, #0x40
|
||||
beq .dw_shadow_done
|
||||
ldr r4, [r1]
|
||||
tst r4, #0x00000080
|
||||
biceq r4, r4, #0x000000c0
|
||||
tst r4, #0x00008000
|
||||
biceq r4, r4, #0x0000c000
|
||||
tst r4, #0x00800000
|
||||
biceq r4, r4, #0x00c00000
|
||||
tst r4, #0x80000000
|
||||
biceq r4, r4, #0xc0000000
|
||||
mov r5, #0x3f
|
||||
orr r5, r5, r5, lsl #8
|
||||
orr r5, r5, r5, lsl #16
|
||||
and r4, r4, r5
|
||||
str r4, [r1]
|
||||
ldr r4, [r1,#4]
|
||||
tst r4, #0x00000080
|
||||
biceq r4, r4, #0x000000c0
|
||||
tst r4, #0x00008000
|
||||
biceq r4, r4, #0x0000c000
|
||||
tst r4, #0x00800000
|
||||
biceq r4, r4, #0x00c00000
|
||||
tst r4, #0x80000000
|
||||
biceq r4, r4, #0xc0000000
|
||||
and r4, r4, r5
|
||||
str r4, [r1,#4]
|
||||
b .dw_shadow_done
|
||||
|
||||
|
|
|
|||
|
|
@ -201,12 +201,12 @@ void gp2x_pd_clone_buffer2(void)
|
|||
unsigned long gp2x_joystick_read(int allow_usb_joy)
|
||||
{
|
||||
int i;
|
||||
unsigned long value=(gp2x_memregs[0x1198>>1] & 0x00FF);
|
||||
unsigned long value=(gp2x_memregs[0x1198>>1] & 0x00FF); // GPIO M
|
||||
if(value==0xFD) value=0xFA;
|
||||
if(value==0xF7) value=0xEB;
|
||||
if(value==0xDF) value=0xAF;
|
||||
if(value==0x7F) value=0xBE;
|
||||
value = ~((gp2x_memregs[0x1184>>1] & 0xFF00) | value | (gp2x_memregs[0x1186>>1] << 16));
|
||||
value = ~((gp2x_memregs[0x1184>>1] & 0xFF00) | value | (gp2x_memregs[0x1186>>1] << 16)); // C D
|
||||
|
||||
if (allow_usb_joy && num_of_joys > 0) {
|
||||
// check the usb joy as well..
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue