From ee4f03ae8612ca281935871c897ef3a7f4d499ca Mon Sep 17 00:00:00 2001 From: notaz Date: Thu, 3 Jul 2008 15:47:12 +0000 Subject: [PATCH] sprite cache removed git-svn-id: file:///home/notaz/opt/svn/PicoDrive@517 be3aeb3a-fb24-0410-a615-afba39da0efa --- Pico/Draw.c | 255 +++++++++++++++++++++++++++------------------------- Pico/Pico.c | 11 ++- Pico/Pico.h | 2 + 3 files changed, 146 insertions(+), 122 deletions(-) diff --git a/Pico/Draw.c b/Pico/Draw.c index 0cb8687..aea679f 100644 --- a/Pico/Draw.c +++ b/Pico/Draw.c @@ -34,9 +34,7 @@ void *DrawLineDest=DefOutBuff; // pointer to dest buffer where to draw this line static int HighCacheA[41+1]; // caches for high layers static int HighCacheB[41+1]; -static int HighCacheS[80+1]; // and sprites int HighPreSpr[80*2+1]; // slightly preprocessed sprites -int *HighCacheS_ptr; #define MAX_LINE_SPRITES 30 unsigned char HighLnSpr[240][2 + MAX_LINE_SPRITES]; // sprite_count, tile_count, [spritep]... @@ -48,8 +46,8 @@ static int skip_next_line=0; //unsigned short ppt[] = { 0x0f11, 0x0ff1, 0x01f1, 0x011f, 0x01ff, 0x0f1f, 0x0f0e, 0x0e7c }; -static void (*DrawAllSpritesLoPri)(int *hcache, int prio, int sh) = NULL; -static void (*DrawAllSpritesHiPri)(int *hcache, int prio, int sh) = NULL; +static void (*DrawAllSpritesLoPri)(int prio, int sh) = NULL; +static void (*DrawAllSpritesHiPri)(int prio, int sh) = NULL; struct TileStrip { @@ -65,9 +63,9 @@ struct TileStrip #ifdef _ASM_DRAW_C void DrawWindow(int tstart, int tend, int prio, int sh); void BackFill(int reg7, int sh); -void DrawAllSprites(int *hcache, int prio, int sh); +void DrawAllSprites(int prio, int sh); void DrawTilesFromCache(int *hc, int sh, int rlim); -void DrawSpritesFromCache(int *hc, int prio, int sh); +void DrawSpritesSHi(int prio, int sh); void DrawLayer(int plane_sh, int *hcache, int cellskip, int maxcells); void FinalizeLineBGR444(int sh); void FinalizeLineRGB555(int sh); @@ -654,17 +652,9 @@ static void DrawSprite(int *sprite, int sh, int as) if (code&0x0800) { tile+=delta*(width-1); delta=-delta; } // Flip X tile &= 0x7ff; tile<<=4; tile+=(row&7)<<1; // Tile address + delta<<=4; // Delta of address 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|=((sh|as)<<6); if (sh && (code&0x6000) == 0x6000) { @@ -730,7 +720,7 @@ static void DrawSpriteInterlace(unsigned int *sprite) } -static void DrawAllSpritesInterlace(int *hcache, int pri, int sh) +static void DrawAllSpritesInterlace(int pri, int sh) { struct PicoVideo *pvid=&Pico.video; int i,u,table,link=0,sline=DrawScanline<<1; @@ -774,46 +764,68 @@ static void DrawAllSpritesInterlace(int *hcache, int pri, int sh) // Go through sprites backwards: for (i-- ;i>=0; i--) DrawSpriteInterlace(sprites[i]); - - HighCacheS[0] = 1; // just to fool main code } #ifndef _ASM_DRAW_C -static void DrawSpritesFromCache(int *hc, int prio, int sh) +// Index + 0 : hhhhvvvv ----hhvv yyyyyyyy yyyyyyyy // v, h: vert./horiz. size +// Index + 4 : xxxxxxxx xxxxxxxx pccvhnnn nnnnnnnn // x: x coord + 8 +static void DrawSpritesSHi(int prio, int sh) { - int code, tile, sx, delta, width; - int pal; int (*fTileFunc)(int sx,int addr,int pal); + unsigned char *p; + int cnt; + + cnt = HighLnSpr[DrawScanline][0] & 0x7f; + if (cnt == 0) return; - // prio[31]:tile[30:17]:flipx[16]:sx[15:6]:pal[5:4]:delta_width[3:0] + p = &HighLnSpr[DrawScanline][2]; - while ((code=*hc++)) + // Go through sprites backwards: + for (cnt--; cnt >= 0; cnt--) { - 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; // also has prio - sx=(code<<16)>>22; // sx can be negative (start offscreen), so sign extend + int *sprite, code, pal, tile, sx, sy; + int offs, delta, width, height, row; + + offs = (p[cnt] & 0x7f) * 2; + sprite = HighPreSpr + offs; + code = sprite[1]; + pal = (code>>9)&0x30; if (sh && pal == 0x30) { - if (code & 0x80000000) // hi priority + if (code & 0x8000) // hi priority { - if(code&0x10000) fTileFunc=TileFlipSH; - else fTileFunc=TileNormSH; + if (code&0x800) fTileFunc=TileFlipSH; + else fTileFunc=TileNormSH; } else { - if(code&0x10000) fTileFunc=TileFlipSH_onlyop_lp; - else fTileFunc=TileNormSH_onlyop_lp; + if (code&0x800) fTileFunc=TileFlipSH_onlyop_lp; + else fTileFunc=TileNormSH_onlyop_lp; } } else { - if(code&0x10000) fTileFunc=TileFlip; - else fTileFunc=TileNorm; + if (!(code & 0x8000)) continue; // non-operator low sprite, already drawn + if (code&0x800) fTileFunc=TileFlip; + else fTileFunc=TileNorm; } + // parse remaining sprite data + sy=sprite[0]; + sx=code>>16; // X + width=sy>>28; + height=(sy>>24)&7; // Width and height in tiles + sy=(sy<<16)>>16; // Y + + row=DrawScanline-sy; // Row of the sprite we are on + + if (code&0x1000) row=(height<<3)-1-row; // Flip Y + + 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 &= 0x7ff; tile<<=4; tile+=(row&7)<<1; // Tile address + delta<<=4; // Delta of address + for (; width; width--,sx+=8,tile+=delta) { if(sx<=0) continue; @@ -826,44 +838,62 @@ static void DrawSpritesFromCache(int *hc, int prio, int sh) } #endif -static void DrawSpritesFromCacheAS(int *hc, int prio, int sh) +static void DrawSpritesHiAS(int prio, int sh) { - int code, tile, sx, delta, width; - int pal, *hce, *hco; int (*fTileFunc)(int sx,int addr,int pal); + unsigned char *p; + int entry, cnt, sh_cnt = 0; + + cnt = HighLnSpr[DrawScanline][0] & 0x7f; + if (cnt == 0) return; - // prio[31]:tile[30:17]:flipx[16]:sx[15:6]:pal[5:4]:delta_width[3:0] + p = &HighLnSpr[DrawScanline][2]; - /* walk the sprite cache backwards.. */ - hco = hce = HighCacheS_ptr; - while (hce > hc) + // Go through sprites: + for (entry = 0; entry < cnt; entry++) { - code=*(--hce); - 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; - sx=(code<<16)>>22; // sx can be negative (start offscreen), so sign extend - - if (code & 0x80000000) // hi priority + int *sprite, code, pal, tile, sx, sy; + int offs, delta, width, height, row; + + offs = (p[entry] & 0x7f) * 2; + sprite = HighPreSpr + offs; + code = sprite[1]; + pal = (code>>9)&0x30; + + if (code & 0x8000) // hi priority { if (sh && pal == 0x30) { - if(code&0x10000) fTileFunc=TileFlipAS_noop; - else fTileFunc=TileNormAS_noop; + if (code&0x800) fTileFunc=TileFlipAS_noop; + else fTileFunc=TileNormAS_noop; } else { - if(code&0x10000) fTileFunc=TileFlipAS; - else fTileFunc=TileNormAS; + if (code&0x800) fTileFunc=TileFlipAS; + else fTileFunc=TileNormAS; } } else { - if(code&0x10000) fTileFunc=TileFlipAS_onlymark; - else fTileFunc=TileNormAS_onlymark; + if (code&0x800) fTileFunc=TileFlipAS_onlymark; + else fTileFunc=TileNormAS_onlymark; } if (sh && pal == 0x30) - *(--hco) = code; /* save for later */ + p[sh_cnt++] = offs / 2; // re-save for sh/hi pass + + // parse remaining sprite data + sy=sprite[0]; + sx=code>>16; // X + width=sy>>28; + height=(sy>>24)&7; // Width and height in tiles + sy=(sy<<16)>>16; // Y + + row=DrawScanline-sy; // Row of the sprite we are on + + if (code&0x1000) row=(height<<3)-1-row; // Flip Y + + 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 &= 0x7ff; tile<<=4; tile+=(row&7)<<1; // Tile address + delta<<=4; // Delta of address pal |= 0x80; for (; width; width--,sx+=8,tile+=delta) @@ -887,42 +917,12 @@ static void DrawSpritesFromCacheAS(int *hc, int prio, int sh) } } - /* 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; - if(sx>=328) break; // Offscreen - - tile&=0x7fff; // Clip tile address - fTileFunc(sx,tile,pal); - } - } + /* nasty 2: sh operator pass */ + HighLnSpr[DrawScanline][0] = sh_cnt; + DrawSpritesSHi(1, 1); } - // Index + 0 : ----hhvv -lllllll -------y yyyyyyyy // Index + 4 : -------x xxxxxxxx pccvhnnn nnnnnnnn // v @@ -971,7 +971,7 @@ void PrepareSprites(int full) (sx > -24 || sx < max_width)) // onscreen x { int y = (sy >= DrawScanline) ? sy : DrawScanline; - int offs = (pd - HighPreSpr) / 2; + int entry = ((pd - HighPreSpr) / 2) | ((code2>>8)&0x80); for (; y < sy + (height<<3) && y < max_lines; y++) { int i, cnt; @@ -979,10 +979,10 @@ void PrepareSprites(int full) if (cnt >= max_line_sprites) continue; // sprite limit? for (i = 0; i < cnt; i++) - if (HighLnSpr[y][2+i] == offs) goto found; + if (((HighLnSpr[y][2+i] ^ entry) & 0x7f) == 0) goto found; // this sprite was previously missing - HighLnSpr[y][2+cnt] = offs; + HighLnSpr[y][2+cnt] = entry; HighLnSpr[y][0] = cnt + 1; found:; } @@ -1025,6 +1025,7 @@ found:; if (sy < max_lines && sy + (height<<3) > DrawScanline) // sprite onscreen (y)? { int y = (sy >= DrawScanline) ? sy : DrawScanline; + int entry = ((pd - HighPreSpr) / 2) | ((code2>>8)&0x80); for (; y < sy + (height<<3) && y < max_lines; y++) { int cnt = HighLnSpr[y][0]; @@ -1044,8 +1045,11 @@ found:; // must keep the first sprite even if it's offscreen, for masking if (cnt > 0 && (sx <= sx_min || sx >= max_width)) continue; // offscreen x - HighLnSpr[y][2+cnt] = ((pd - HighPreSpr) / 2); // | prio; + HighLnSpr[y][2+cnt] = entry; HighLnSpr[y][0] = cnt + 1; + if (entry & 0x80) + rendstatus |= PDRAW_HAVE_HI_SPR; + else rendstatus |= PDRAW_HAVE_LO_SPR; } } @@ -1072,7 +1076,7 @@ found:; } #ifndef _ASM_DRAW_C -static void DrawAllSprites(int *hcache, int prio, int sh) +static void DrawAllSprites(int prio, int sh) { int rs = rendstatus, scan = DrawScanline; unsigned char *p; @@ -1084,24 +1088,20 @@ static void DrawAllSprites(int *hcache, int prio, int sh) rendstatus = rs & ~(PDRAW_SPRITES_MOVED|PDRAW_DIRTY_SPRITES); } - HighCacheS_ptr = hcache; cnt = HighLnSpr[scan][0] & 0x7f; + if (cnt == 0) return; - if (cnt != 0) - { - p = &HighLnSpr[scan][2]; - as = (rs & PDRAW_ACC_SPRITES) ? 1 : 0; + p = &HighLnSpr[scan][2]; + as = (rs & PDRAW_ACC_SPRITES) ? 1 : 0; - // Go through sprites backwards: - for (cnt--; cnt >= 0; cnt--) - { - int offs = p[cnt] * 2; - //if ((p[cnt] & 0x80) && !as) continue; - DrawSprite(HighPreSpr + offs, sh, as); - } + // Go through sprites backwards: + for (cnt--; cnt >= 0; cnt--) + { + int offs; + if ((p[cnt] >> 7) != prio && !as) continue; + offs = (p[cnt]&0x7f) * 2; + DrawSprite(HighPreSpr + offs, sh, as); } - - *HighCacheS_ptr = 0; } @@ -1326,7 +1326,8 @@ static int DrawDisplay(int sh, int as) DrawWindow( (win&0x80) ? edge : 0, (win&0x80) ? maxcells>>1 : edge, 0, sh|as); } else DrawLayer(0|((sh|as)<<1), HighCacheA, 0, maxcells); - DrawAllSpritesLoPri(HighCacheS, 0, sh); + if ((rendstatus & PDRAW_HAVE_LO_SPR) || as) + DrawAllSpritesLoPri(0, sh); if (HighCacheB[0]) DrawTilesFromCache(HighCacheB, sh, maxw); if (hvwind == 1) @@ -1336,7 +1337,8 @@ 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, maxw); - if (HighCacheS[0]) DrawAllSpritesHiPri(HighCacheS, 1, sh); + if ((rendstatus & PDRAW_HAVE_HI_SPR) || sh) + DrawAllSpritesHiPri(1, sh); #if 0 { @@ -1354,17 +1356,28 @@ static int DrawDisplay(int sh, int as) PICO_INTERNAL void PicoFrameStart(void) { // prepare to do this frame - rendstatus = (PicoOpt&0x80)>>5; // accurate sprites, clear everything else + int sh = Pico.video.reg[0xC] & 8; // shadow/hilight? + rendstatus = 0; + if (PicoOpt & POPT_ACC_SPRITES) + rendstatus |= PDRAW_ACC_SPRITES; + if ((Pico.video.reg[12]&6) == 6) { rendstatus |= PDRAW_INTERLACE; // interlace mode - DrawAllSpritesLoPri = DrawAllSpritesInterlace; + DrawAllSpritesLoPri = DrawAllSpritesHiPri = DrawAllSpritesInterlace; } - else + else if (sh) { DrawAllSpritesLoPri = DrawAllSprites; - DrawAllSpritesHiPri = rendstatus ? DrawSpritesFromCacheAS : DrawSpritesFromCache; + DrawAllSpritesHiPri = DrawSpritesSHi; + } + else + { + DrawAllSpritesLoPri = + DrawAllSpritesHiPri = DrawAllSprites; } + if (rendstatus & PDRAW_ACC_SPRITES) + DrawAllSpritesHiPri = DrawSpritesHiAS; if (Pico.m.dirtyPal) Pico.m.dirtyPal = 2; // reset dirty if needed diff --git a/Pico/Pico.c b/Pico/Pico.c index 268fb75..aae914b 100644 --- a/Pico/Pico.c +++ b/Pico/Pico.c @@ -364,10 +364,19 @@ char *debugString(void) static char dstr[1024]; struct PicoVideo *pv=&Pico.video; unsigned char *reg=pv->reg, r; + extern int HighPreSpr[]; + int i, sprites_lo, sprites_hi; char *dstrp; + sprites_lo = sprites_hi = 0; + for (i = 0; HighPreSpr[i] != 0; i+=2) + if (HighPreSpr[i+1] & 0x8000) + sprites_hi++; + else sprites_lo++; + dstrp = dstr; - sprintf(dstrp, "mode set 1: %02x\n", (r=reg[0])); dstrp+=strlen(dstrp); + sprintf(dstrp, "mode set 1: %02x spr lo: %2i, spr hi: %2i\n", (r=reg[0]), sprites_lo, sprites_hi); + dstrp+=strlen(dstrp); sprintf(dstrp, "display_disable: %i, M3: %i, palette: %i, ?, hints: %i\n", bit(r,0), bit(r,1), bit(r,2), bit(r,4)); dstrp+=strlen(dstrp); sprintf(dstrp, "mode set 2: %02x\n", (r=reg[1])); dstrp+=strlen(dstrp); diff --git a/Pico/Pico.h b/Pico/Pico.h index 435685f..f630505 100644 --- a/Pico/Pico.h +++ b/Pico/Pico.h @@ -166,6 +166,8 @@ void vidConvCpyRGB565(void *to, void *from, int pixels); #define PDRAW_SONIC_MODE (1<<5) // mid-frame palette changes for 8bit renderer #define PDRAW_PLANE_HI_PRIO (1<<6) // have layer with all hi prio tiles (mk3) #define PDRAW_SHHI_DONE (1<<7) // layer sh/hi already processed +#define PDRAW_HAVE_LO_SPR (1<<8) +#define PDRAW_HAVE_HI_SPR (1<<9) extern int rendstatus; extern unsigned short HighPal[0x100]; -- 2.39.2