mirror of
https://github.com/RaySollium99/picodrive.git
synced 2025-09-05 07:17:45 -04:00
vdp rendering, fixes and optimisations
This commit is contained in:
kub
parent
81d54be15d
commit
47677a2ab1
4 changed files with 146 additions and 154 deletions
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@ -31,7 +31,11 @@ static void convert_pal555(int invert_prio)
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// place prio to LS green bit
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for (i = 0x100/2; i > 0; i--, ps++, pd++) {
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unsigned int t = *ps;
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#if defined(USE_BGR555)
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*pd = t ^ inv;
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#else
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*pd = (((t & m1) << 11) | ((t & m2) << 1) | ((t & m3) >> 10)) ^ inv;
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#endif
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}
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Pico32x.dirty_pal = 0;
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137
pico/draw.c
137
pico/draw.c
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@ -56,8 +56,8 @@ static unsigned int DefOutBuff[320*2/2];
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void *DrawLineDestBase = DefOutBuff;
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int DrawLineDestIncrement;
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static int HighCacheA[41+1]; // caches for high layers
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static int HighCacheB[41+1];
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static int HighCacheA[41*2+1]; // caches for high layers
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static int HighCacheB[41*2+1];
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static int HighPreSpr[80*2+1]; // slightly preprocessed sprites
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unsigned int VdpSATCache[128]; // VDP sprite cache (1st 32 sprite attr bits)
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@ -275,6 +275,7 @@ static void DrawStrip(struct TileStrip *ts, int lflags, int cellskip)
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int tilex,dx,ty,code=0,addr=0,cells;
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int oldcode=-1,blank=-1; // The tile we know is blank
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int pal=0;
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unsigned int pack = 0;
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// Draw tiles across screen:
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tilex=((-ts->hscroll)>>3)+cellskip;
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@ -286,33 +287,36 @@ static void DrawStrip(struct TileStrip *ts, int lflags, int cellskip)
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for (; cells > 0; dx+=8, tilex++, cells--)
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{
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unsigned int pack;
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code = PicoMem.vram[ts->nametab + (tilex & ts->xmask)];
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if ((code >> 15) | (lflags & LF_FORCE)) { // high priority tile
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int cval = code | (dx<<16) | (ty<<25);
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if(code&0x1000) cval^=7<<26;
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*ts->hc++ = cval; // cache it
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continue;
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}
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if (code == blank)
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continue;
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if (code!=oldcode) {
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oldcode = code;
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pack = 0;
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if (code != blank) {
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// Get tile address/2:
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addr=(code&0x7ff)<<4;
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addr+=ty;
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if (code&0x1000) addr^=0xe; // Y-flip
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pal=((code>>9)&0x30)|((lflags&LF_SH)<<6); // shadow
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}
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pack = *(unsigned int *)(PicoMem.vram + addr);
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if (!pack) {
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if (!pack)
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blank = code;
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}
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}
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if ((code >> 15) | (lflags & LF_FORCE)) { // high priority tile
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if ((lflags&LF_SH) | (code!=blank)) {
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int cval = code | (dx<<16) | (ty<<25);
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if (code&0x1000) cval^=0xe<<25;
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*ts->hc++ = cval, *ts->hc++ = pack; // cache it
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}
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continue;
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}
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if (code == blank)
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continue;
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if (code & 0x0800) TileFlip(pd + dx, pack, pal);
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else TileNorm(pd + dx, pack, pal);
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@ -362,29 +366,28 @@ static void DrawStripVSRam(struct TileStrip *ts, int plane_sh, int cellskip)
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}
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code=PicoMem.vram[ts->nametab+nametabadd+(tilex&ts->xmask)];
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if (code>>15) { // high priority tile
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int cval = code | (dx<<16) | (ty<<25);
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if(code&0x1000) cval^=7<<26;
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*ts->hc++ = cval; // cache it
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continue;
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}
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if ((code<<16|ty)==blank) continue;
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if (code!=oldcode) {
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oldcode = code;
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// Get tile address/2:
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addr=(code&0x7ff)<<4;
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addr = (code&0x7ff)<<4;
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pal=((code>>9)&0x30)|((plane_sh&LF_SH)<<6); // shadow
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pal = ((code>>9)&0x30)|((plane_sh&LF_SH)<<6); // shadow
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}
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code |= ty<<16;
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if (code & 0x1000) ty ^= 0xe; // Y-flip
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pack = *(unsigned int *)(PicoMem.vram + addr+ty);
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if (!pack)
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blank = code;
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if (!pack) {
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blank = code<<16|ty;
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if ((code >> 15) | (plane_sh & LF_FORCE)) { // high priority tile
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if ((plane_sh&LF_SH) | (code!=blank)) {
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int cval = code | (dx<<16) | (ty<<25);
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*ts->hc++ = cval, *ts->hc++ = pack; // cache it
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}
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continue;
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}
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if (code == blank) continue;
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if (code & 0x0800) TileFlip(pd + dx, pack, pal);
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else TileNorm(pd + dx, pack, pal);
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@ -405,6 +408,7 @@ void DrawStripInterlace(struct TileStrip *ts, int plane_sh)
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int tilex=0,dx=0,ty=0,code=0,addr=0,cells;
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int oldcode=-1,blank=-1; // The tile we know is blank
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int pal=0;
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unsigned int pack = 0;
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// Draw tiles across screen:
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tilex=(-ts->hscroll)>>3;
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@ -415,32 +419,36 @@ void DrawStripInterlace(struct TileStrip *ts, int plane_sh)
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for (; cells; dx+=8,tilex++,cells--)
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{
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unsigned int pack;
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code = PicoMem.vram[ts->nametab + (tilex & ts->xmask)];
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if (code>>15) { // high priority tile
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int cval = (code&0xfc00) | (dx<<16) | (ty<<25);
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cval|=(code&0x3ff)<<1;
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if(code&0x1000) cval^=0xf<<26;
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*ts->hc++ = cval; // cache it
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continue;
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}
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if (code==blank) continue;
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if (code!=oldcode) {
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oldcode = code;
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pack = 0;
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if (code != blank) {
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// Get tile address/2:
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addr=(code&0x3ff)<<5;
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addr = (code&0x3ff)<<5;
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if (code&0x1000) addr+=30-ty; else addr+=ty; // Y-flip
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pal=((code>>9)&0x30)|((plane_sh&LF_SH)<<6); // shadow
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}
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pal = ((code>>9)&0x30)|((plane_sh&LF_SH)<<6); // shadow
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pack = *(unsigned int *)(PicoMem.vram + addr);
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if (!pack) {
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if (!pack)
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blank = code;
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}
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}
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if ((code >> 15) | (plane_sh & LF_FORCE)) { // high priority tile
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if ((plane_sh&LF_SH) | (code!=blank)) {
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int cval = (code&0xfc00) | (dx<<16) | (ty<<25);
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cval|=(code&0x3ff)<<1;
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if (code&0x1000) cval^=0x1e<<25;
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*ts->hc++ = cval, *ts->hc++ = pack; // cache it
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}
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continue;
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}
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if (code == blank)
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continue;
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if (code & 0x0800) TileFlip(pd + dx, pack, pal);
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else TileNorm(pd + dx, pack, pal);
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@ -549,7 +557,7 @@ static void DrawWindow(int tstart, int tend, int prio, int sh,
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tilex=tstart<<1;
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if (prio && !(est->rendstatus & PDRAW_WND_HIGH_PRIO)) {
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if (prio && !(est->rendstatus & PDRAW_WND_DIFF_PRIO)) {
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// all tiles processed in low prio pass
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return;
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}
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@ -568,7 +576,7 @@ static void DrawWindow(int tstart, int tend, int prio, int sh,
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code = PicoMem.vram[nametab + tilex];
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if ((code>>15) != prio) {
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est->rendstatus |= PDRAW_WND_HIGH_PRIO;
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est->rendstatus |= PDRAW_WND_DIFF_PRIO;
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continue;
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}
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if (code==blank) continue;
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@ -600,7 +608,7 @@ static void DrawWindow(int tstart, int tend, int prio, int sh,
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code = PicoMem.vram[nametab + tilex];
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if((code>>15) != prio) {
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est->rendstatus |= PDRAW_WND_HIGH_PRIO;
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est->rendstatus |= PDRAW_WND_DIFF_PRIO;
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continue;
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}
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@ -651,7 +659,7 @@ static void DrawTilesFromCacheShPrep(void)
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static void DrawTilesFromCache(int *hc, int sh, int rlim, struct PicoEState *est)
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{
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unsigned char *pd = Pico.est.HighCol;
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int code, addr, dx;
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int code, dx;
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unsigned int pack;
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int pal;
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@ -667,11 +675,7 @@ static void DrawTilesFromCache(int *hc, int sh, int rlim, struct PicoEState *est
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if (!sh)
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{
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while ((code=*hc++)) {
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// Get tile address/2:
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addr = (code & 0x7ff) << 4;
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addr += (unsigned int)code >> 25; // y offset into tile
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pack = *(unsigned int *)(PicoMem.vram + addr);
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pack = *hc++;
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if (!pack)
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continue;
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@ -689,15 +693,12 @@ static void DrawTilesFromCache(int *hc, int sh, int rlim, struct PicoEState *est
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while ((code=*hc++)) {
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unsigned char *zb;
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// Get tile address/2:
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addr=(code&0x7ff)<<4;
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addr+=(unsigned int)code>>25; // y offset into tile
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dx=(code>>16)&0x1ff;
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dx = (code >> 16) & 0x1ff;
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zb = est->HighCol+dx;
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*zb++ &= 0x7f; *zb++ &= 0x7f; *zb++ &= 0x7f; *zb++ &= 0x7f;
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*zb++ &= 0x7f; *zb++ &= 0x7f; *zb++ &= 0x7f; *zb++ &= 0x7f;
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pack = *(unsigned int *)(PicoMem.vram + addr);
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pack = *hc++;
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if (!pack)
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continue;
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@ -880,12 +881,12 @@ static NOINLINE void DrawAllSpritesInterlace(int pri, int sh)
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// check if it is on this line
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sy = (code&0x3ff)-0x100;
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height = (((code>>24)&3)+1)<<4;
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if(sline < sy || sline >= sy+height) goto nextsprite; // no
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if((sline < sy) | (sline >= sy+height)) goto nextsprite; // no
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// check if sprite is not hidden offscreen
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sx = (sx>>16)&0x1ff;
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sx -= 0x78; // Get X coordinate + 8
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if(sx <= -8*3 || sx >= 328) goto nextsprite;
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if((sx <= -8*3) | (sx >= 328)) goto nextsprite;
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// sprite is good, save it's pointer
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sprites[i++]=sprite;
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@ -1494,11 +1495,11 @@ void PicoDoHighPal555_8bit(int sh, int line, struct PicoEState *est)
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t |= (t >> 4) & 0x08610861;
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dpal[0x40/2 + i] = t;
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}
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// pixels in color 14 always appear normal (hw bug?)
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// shadowed pixels in color 14 always appear normal (hw bug?)
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unsigned short *hpal = est->HighPal;
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hpal[0x80 + 0x0e] = hpal[0x40 + 0x0e] = hpal[0x0e];
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hpal[0x80 + 0x1e] = hpal[0x40 + 0x1e] = hpal[0x1e];
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hpal[0x80 + 0x2e] = hpal[0x40 + 0x2e] = hpal[0x2e];
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hpal[0x80 + 0x0e] = hpal[0x0e];
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hpal[0x80 + 0x1e] = hpal[0x1e];
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hpal[0x80 + 0x2e] = hpal[0x2e];
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}
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}
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@ -1516,7 +1517,7 @@ void PicoDoHighPal555(int sh, int line, struct PicoEState *est)
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for (i = 0; i < 0x40 / 2; i++) {
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t = spal[i];
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#ifdef USE_BGR555
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t = ((t & 0x0e000e00)<< 3) | ((t & 0x00e000e0)<<2) | ((t & 0x000e000e)<<1);
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t = ((t & 0x000e000e)<< 1) | ((t & 0x00e000e0)<<3) | ((t & 0x0e000e00)<<4);
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#else
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t = ((t & 0x000e000e)<<12) | ((t & 0x00e000e0)<<3) | ((t & 0x0e000e00)>>7);
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#endif
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@ -1540,9 +1541,9 @@ void PicoDoHighPal555(int sh, int line, struct PicoEState *est)
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}
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// pixels in color 14 always appear normal (hw bug?)
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unsigned short *hpal = est->HighPal;
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hpal[0x80 + 0x0e] = hpal[0x40 + 0x0e] = hpal[0x0e];
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hpal[0x80 + 0x1e] = hpal[0x40 + 0x1e] = hpal[0x1e];
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hpal[0x80 + 0x2e] = hpal[0x40 + 0x2e] = hpal[0x2e];
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hpal[0x80 + 0x0e] = hpal[0x0e];
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hpal[0x80 + 0x1e] = hpal[0x1e];
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hpal[0x80 + 0x2e] = hpal[0x2e];
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}
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}
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@ -1592,7 +1593,7 @@ static void FinalizeLine8bit(int sh, int line, struct PicoEState *est)
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if (Pico.m.dirtyPal == 1)
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{
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// a hack for mid-frame palette changes
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if (!(est->rendstatus & PDRAW_SONIC_MODE) || line - dirty_line > 4) {
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if (!(est->rendstatus & PDRAW_SONIC_MODE) | (line - dirty_line > 4)) {
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// store a maximum of 2 additional palettes in SonicPal
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if (est->SonicPalCount < 2)
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est->SonicPalCount ++;
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@ -1634,7 +1635,7 @@ static int DrawDisplay(int sh)
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int win=0, edge=0, hvwind=0, lflags;
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int maxw, maxcells;
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est->rendstatus &= ~(PDRAW_SHHI_DONE|PDRAW_PLANE_HI_PRIO|PDRAW_WND_HIGH_PRIO);
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est->rendstatus &= ~(PDRAW_SHHI_DONE|PDRAW_PLANE_HI_PRIO|PDRAW_WND_DIFF_PRIO);
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if (pvid->reg[12]&1) {
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maxw = 328; maxcells = 40;
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@ -1730,8 +1731,8 @@ static int DrawDisplay(int sh)
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#if 0
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{
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int *c, a, b;
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for (a = 0, c = HighCacheA; *c; c++, a++);
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for (b = 0, c = HighCacheB; *c; c++, b++);
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for (a = 0, c = HighCacheA; *c; c+=2, a++);
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for (b = 0, c = HighCacheB; *c; c+=2, b++);
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printf("%i:%03i: a=%i, b=%i\n", Pico.m.frame_count,
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Pico.est.DrawScanline, a, b);
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}
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133
pico/draw_arm.S
133
pico/draw_arm.S
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@ -14,7 +14,7 @@
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.extern DrawStripInterlace
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.equ PDRAW_SPRITES_MOVED, (1<<0)
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.equ PDRAW_WND_HIGH_PRIO, (1<<1)
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.equ PDRAW_WND_DIFF_PRIO, (1<<1)
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.equ PDRAW_PARSE_SPRITES, (1<<2)
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.equ PDRAW_DIRTY_SPRITES, (1<<4)
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.equ PDRAW_PLANE_HI_PRIO, (1<<6)
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@ -426,15 +426,10 @@ DrawLayer:
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add r1, r1, #8
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add r8, r8, #1
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tst r7, #0x8000
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tsteq r10, #1<<20 @ force?
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bne .DrawStrip_hiprio
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cmp r7, r9
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beq .DrawStrip_samecode @ we know stuff about this tile already
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mov r9, r7 @ remember code
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orr r10, r10, #1<<21 @ seen non hi-prio tile
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movs r2, r9, lsl #20 @ if (code&0x1000)
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mov r2, r2, lsl #1
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@ -444,14 +439,19 @@ DrawLayer:
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ldr r2, [lr, r2, lsl #1] @ pack=*(unsigned int *)(Pico.vram+addr); // Get 8 pixels
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.DrawStrip_samecode:
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tst r9, #0x8000
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tsteq r10, #1<<20 @ force?
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bne .DrawStrip_hiprio
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orr r10, r10, #1<<21 @ seen non hi-prio tile
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tst r2, r2
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beq .dsloop @ tileline blank
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bic r7, r3, #0x7f
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and r3, r9, #0x6000
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add r3, r7, r3, lsr #9 @ r3=pal=((code&0x6000)>>9);
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.DrawStrip_samecode:
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tst r2, r2
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beq .dsloop @ tileline blank
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cmp r2, r2, ror #4
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beq .DrawStrip_SingleColor @ tileline singlecolor
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@ -481,13 +481,18 @@ DrawLayer:
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b .dsloop_subr1
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.DrawStrip_hiprio:
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sub r0, r1, r11
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orr r7, r7, r0, lsl #16
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tst r10, #(1<<23) @ sh[23]
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tsteq r2, r2 @ if (!sh[23] && code==blank) continue
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beq .dsloop
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@ orr r10, r10, #1<<22 @ hi_not_empty[22]
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sub r7, r1, r11
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||||
orr r7, r9, r7, lsl #16
|
||||
orr r7, r7, r10, lsl #25 @ (ty<<25)
|
||||
tst r7, #0x1000
|
||||
eorne r7, r7, #7<<26 @ if(code&0x1000) cval^=7<<26;
|
||||
str r7, [r6], #4 @ cache hi priority tile
|
||||
mov r0, #0xf
|
||||
tst r9, #0x1000
|
||||
eorne r7, r7, #0xe<<25 @ if(code&0x1000) cval^=0xe<<25;
|
||||
str r7, [r6], #4 @ cache hi priority tile code
|
||||
str r2, [r6], #4 @ cache hi priority tile data
|
||||
b .dsloop
|
||||
|
||||
.dsloop_exit:
|
||||
|
|
@ -499,8 +504,7 @@ DrawLayer:
|
|||
orreq r2, r2, #PDRAW_PLANE_HI_PRIO @ had a layer with all hi-prio tiles
|
||||
streq r2, [r1, #OFS_EST_rendstatus]
|
||||
|
||||
ldmfd sp!, {r4-r11,lr}
|
||||
bx lr
|
||||
ldmfd sp!, {r4-r11,pc}
|
||||
|
||||
@ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
|
||||
|
||||
|
|
@ -593,15 +597,11 @@ DrawLayer:
|
|||
add r1, r1, #8
|
||||
add r8, r8, #1
|
||||
|
||||
tst r7, #0x8000
|
||||
bne .DrawStrip_vs_hiprio
|
||||
|
||||
orr r7, r7, r10, lsl #24 @ code | (ty << 24)
|
||||
cmp r7, r9
|
||||
beq .DrawStrip_vs_samecode @ we know stuff about this tile already
|
||||
|
||||
mov r9, r7 @ remember code
|
||||
orr r8, r8, #(1<<24)@ seen non hi-prio tile
|
||||
|
||||
movs r2, r9, lsl #20 @ if (code&0x1000)
|
||||
mov r2, r2, lsl #1
|
||||
|
|
@ -611,14 +611,19 @@ DrawLayer:
|
|||
|
||||
ldr r2, [lr, r2, lsl #1] @ pack=*(unsigned int *)(PicoMem.vram+addr); // Get 8 pixels
|
||||
|
||||
.DrawStrip_vs_samecode:
|
||||
tst r9, #0x8000
|
||||
tsteq r10, #(1<<20) @ force[20]
|
||||
bne .DrawStrip_vs_hiprio
|
||||
|
||||
orr r8, r8, #(1<<24)@ seen non hi-prio tile
|
||||
tst r2, r2
|
||||
beq .dsloop_vs @ tileline blank
|
||||
|
||||
bic r7, r3, #0x7f
|
||||
and r3, r9, #0x6000
|
||||
add r3, r7, r3, lsr #9 @ r3=pal=((code&0x6000)>>9);
|
||||
|
||||
.DrawStrip_vs_samecode:
|
||||
tst r2, r2
|
||||
beq .dsloop_vs @ tileline blank
|
||||
|
||||
cmp r2, r2, ror #4
|
||||
beq .DrawStrip_vs_SingleColor @ tileline singlecolor
|
||||
|
||||
|
|
@ -648,13 +653,18 @@ DrawLayer:
|
|||
b .dsloop_vs_subr1
|
||||
|
||||
.DrawStrip_vs_hiprio:
|
||||
sub r0, r1, r11
|
||||
orr r7, r7, r0, lsl #16
|
||||
tst r10, #(1<<23) @ sh[23]
|
||||
tsteq r2, r2 @ if (!sh[23] && code==blank) continue
|
||||
beq .dsloop_vs
|
||||
|
||||
@ orr r10, r10, #1<<22 @ hi_not_empty[22]
|
||||
sub r7, r1, r11
|
||||
orr r7, r9, r7, lsl #16
|
||||
orr r7, r7, r10, lsl #25 @ (ty<<25)
|
||||
tst r7, #0x1000
|
||||
tst r9, #0x1000
|
||||
eorne r7, r7, #7<<26 @ if(code&0x1000) cval^=7<<26;
|
||||
str r7, [r6], #4 @ cache hi priority tile
|
||||
mov r0, #0xf
|
||||
str r7, [r6], #4 @ cache hi priority tile code
|
||||
str r2, [r6], #4 @ cache hi priority tile data
|
||||
b .dsloop_vs
|
||||
|
||||
.dsloop_vs_exit:
|
||||
|
|
@ -666,8 +676,7 @@ DrawLayer:
|
|||
orreq r2, r2, #PDRAW_PLANE_HI_PRIO @ had a layer with all hi-prio tiles
|
||||
streq r2, [r1, #OFS_EST_rendstatus]
|
||||
|
||||
ldmfd sp!, {r4-r11,lr}
|
||||
bx lr
|
||||
ldmfd sp!, {r4-r11,pc}
|
||||
|
||||
|
||||
@ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
|
||||
|
|
@ -696,8 +705,7 @@ DrawLayer:
|
|||
bl DrawStripInterlace @ struct TileStrip *ts, int plane_sh
|
||||
|
||||
add sp, sp, #6*4
|
||||
ldmfd sp!, {r4-r11,lr}
|
||||
bx lr
|
||||
ldmfd sp!, {r4-r11,pc}
|
||||
|
||||
.pool
|
||||
|
||||
|
|
@ -739,8 +747,7 @@ BackFill:
|
|||
stmia lr!, {r0-r7}
|
||||
stmia lr!, {r0-r7}
|
||||
|
||||
ldmfd sp!, {r4-r9,lr}
|
||||
bx lr
|
||||
ldmfd sp!, {r4-r9,pc}
|
||||
|
||||
|
||||
@ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
|
||||
|
|
@ -758,7 +765,6 @@ DrawTilesFromCache:
|
|||
ldr lr, [r3, #OFS_EST_PicoMem_vram]
|
||||
mov r9, r3 @ est
|
||||
|
||||
mvn r5, #0 @ r5=prevcode=-1
|
||||
ands r8, r1, #1
|
||||
orr r8, r8, r2, lsl #1
|
||||
bne .dtfc_check_rendflags
|
||||
|
|
@ -771,22 +777,11 @@ DrawTilesFromCache:
|
|||
bic r4, r1, #0xfe00
|
||||
add r1, r11, r4 @ r1=pdest
|
||||
|
||||
movs r7, r6, lsl #16
|
||||
cmp r5, r7, lsr #16
|
||||
beq .dtfc_samecode @ if (code==prevcode)
|
||||
ldr r2, [r0], #4 @ read pixel data
|
||||
|
||||
mov r5, r7, lsr #16
|
||||
|
||||
mov r2, r5, lsl #21
|
||||
mov r2, r2, lsr #17 @ r2=addr=(code&0x7ff)<<4;
|
||||
add r2, r2, r6, lsr #25 @ addr+=ty
|
||||
|
||||
and r3, r5, #0x6000
|
||||
and r3, r6, #0x6000
|
||||
mov r3, r3, lsr #9 @ r3=pal=((code&0x6000)>>9);
|
||||
|
||||
ldr r2, [lr, r2, lsl #1] @ pack=*(unsigned int *)(Pico.vram+addr); // Get 8 pixels
|
||||
|
||||
.dtfc_samecode:
|
||||
rsbs r4, r4, r8, lsr #1
|
||||
bmi .dtfc_cut_tile
|
||||
|
||||
|
|
@ -799,7 +794,7 @@ DrawTilesFromCache:
|
|||
cmp r2, r2, ror #4
|
||||
beq .dtfc_SingleColor @ tileline singlecolor
|
||||
|
||||
tst r5, #0x0800
|
||||
tst r6, #0x0800
|
||||
bne .dtfc_TileFlip
|
||||
|
||||
@ (r1=pdest, r2=pixels8, r3=pal) r4: scratch, r12: helper pattern
|
||||
|
|
@ -831,7 +826,7 @@ DrawTilesFromCache:
|
|||
cmp r2, r2, ror #4
|
||||
beq .dtfc_SingleColor @ tileline singlecolor
|
||||
|
||||
tst r5, #0x0800
|
||||
tst r6, #0x0800
|
||||
bne .dtfc_TileFlipShHP
|
||||
|
||||
@ (r1=pdest, r2=pixels8, r3=pal) r4: scratch, r12: helper pattern
|
||||
|
|
@ -871,7 +866,7 @@ DrawTilesFromCache:
|
|||
mov r12,#0xf<<28
|
||||
mov r12,r12,asr r4
|
||||
mov r2, r2, ror #16
|
||||
tst r5, #0x0800 @ flipped?
|
||||
tst r6, #0x0800 @ flipped?
|
||||
mvnne r12,r12
|
||||
and r2, r2, r12
|
||||
mov r2, r2, ror #16
|
||||
|
|
@ -880,7 +875,7 @@ DrawTilesFromCache:
|
|||
bne .dtfc_shadow
|
||||
tst r2, r2
|
||||
beq .dtfc_loop
|
||||
tst r5, #0x0800
|
||||
tst r6, #0x0800
|
||||
beq .dtfc_TileNorm
|
||||
b .dtfc_TileFlip
|
||||
|
||||
|
|
@ -1310,8 +1305,8 @@ DrawWindow:
|
|||
@ fetch the first code now
|
||||
ldrh r7, [lr, r12]
|
||||
|
||||
ands r6, r6, #PDRAW_WND_HIGH_PRIO
|
||||
cmpeq r2, #1 @ prio && !(rendstatus & WND_HIGH_PRIO)?
|
||||
ands r6, r6, #PDRAW_WND_DIFF_PRIO
|
||||
cmpeq r2, #1 @ prio && !(rendstatus & WND_DIFF_PRIO)?
|
||||
ldmeqfd sp!, {r4-r11,pc} @ yes, assume that whole window uses same priority
|
||||
|
||||
orr r6, r6, r2
|
||||
|
|
@ -1339,7 +1334,7 @@ DrawWindow:
|
|||
|
||||
eor r5, r6, r7, lsr #15
|
||||
tst r5, #1
|
||||
orrne r6, r6, #PDRAW_WND_HIGH_PRIO @ wrong pri
|
||||
orrne r6, r6, #PDRAW_WND_DIFF_PRIO @ wrong pri
|
||||
bne .dwloop
|
||||
|
||||
cmp r7, r9
|
||||
|
|
@ -1405,7 +1400,7 @@ DrawWindow:
|
|||
b .dw_shadow_done
|
||||
|
||||
.dwloop_end:
|
||||
and r2, r6, #PDRAW_WND_HIGH_PRIO
|
||||
and r2, r6, #PDRAW_WND_DIFF_PRIO
|
||||
ldmfd sp!, {r4-r11,lr}
|
||||
ldr r0, [sp]
|
||||
ldr r1, [r0, #OFS_EST_rendstatus]
|
||||
|
|
@ -1463,8 +1458,7 @@ vidConvCpyRGB565: @ void *to, void *from, int pixels
|
|||
orr r8, r8, #0x0800
|
||||
orr r8, r8, r8, lsl #16
|
||||
vidConvCpyRGB565_local
|
||||
ldmfd sp!, {r4-r9,lr}
|
||||
bx lr
|
||||
ldmfd sp!, {r4-r9,pc}
|
||||
|
||||
|
||||
@ void PicoDoHighPal555(int sh, int line, struct PicoEState *est)
|
||||
|
|
@ -1532,14 +1526,11 @@ PicoDoHighPal555:
|
|||
stmia r4!, {r1,r6}
|
||||
bne .fl_loopcpRGB555_sh
|
||||
|
||||
@ fixup color 14 in palette 0,1,2 (always normal)
|
||||
@ fixup shadowed color 14 in palette 0,1,2 (always normal)
|
||||
sub r4, r3, #0x40*2
|
||||
ldrh r1, [r4, #0x0e*2] @ 0x0e, 0x1e, 0x2e
|
||||
ldrh r5, [r4, #0x1e*2]
|
||||
ldrh r6, [r4, #0x2e*2]
|
||||
strh r1, [r3, #0x0e*2] @ 0x4e, 0x5e, 0x6e
|
||||
strh r5, [r3, #0x1e*2]
|
||||
strh r6, [r3, #0x2e*2]
|
||||
strh r1, [r3, #0x4e*2] @ 0x8e, 0x9e, 0xae
|
||||
strh r5, [r3, #0x5e*2]
|
||||
strh r6, [r3, #0x6e*2]
|
||||
|
|
@ -1622,8 +1613,7 @@ FinalizeLine555:
|
|||
stmia r0!, {r4,r5,r8,r12}
|
||||
bne .fl_loopRGB555
|
||||
|
||||
ldmfd sp!, {r4-r10,lr}
|
||||
bx lr
|
||||
ldmfd sp!, {r4-r10,pc}
|
||||
|
||||
|
||||
.fl_32scale_RGB555:
|
||||
|
|
@ -1687,8 +1677,7 @@ FinalizeLine555:
|
|||
stmia r0!, {r4,r5,r6,r8,r10}
|
||||
bne .fl_loop32scale_RGB555
|
||||
|
||||
ldmfd sp!, {r4-r10,lr}
|
||||
bx lr
|
||||
ldmfd sp!, {r4-r10,pc}
|
||||
|
||||
#ifdef UNALIGNED_DRAWLINEDEST
|
||||
@ unaligned versions of loops
|
||||
|
|
@ -1733,8 +1722,7 @@ FinalizeLine555:
|
|||
|
||||
strh r8, [r0], #2
|
||||
|
||||
ldmfd sp!, {r4-r10,lr}
|
||||
bx lr
|
||||
ldmfd sp!, {r4-r10,pc}
|
||||
|
||||
|
||||
.fl_32scale_RGB555u:
|
||||
|
|
@ -1799,8 +1787,7 @@ FinalizeLine555:
|
|||
|
||||
strh r4, [r0], #2
|
||||
|
||||
ldmfd sp!, {r4-r10,lr}
|
||||
bx lr
|
||||
ldmfd sp!, {r4-r10,pc}
|
||||
|
||||
#endif /* UNALIGNED_DRAWLINEDEST */
|
||||
|
||||
|
|
|
|||
|
|
@ -199,7 +199,7 @@ void vidConvCpyRGB565(void *to, void *from, int pixels);
|
|||
void PicoDoHighPal555(int sh, int line, struct PicoEState *est);
|
||||
// internals, NB must keep in sync with ASM draw functions
|
||||
#define PDRAW_SPRITES_MOVED (1<<0) // SAT address modified
|
||||
#define PDRAW_WND_HIGH_PRIO (1<<1) // have window with high prio tiles
|
||||
#define PDRAW_WND_DIFF_PRIO (1<<1) // not all window tiles use same priority
|
||||
#define PDRAW_PARSE_SPRITES (1<<2) // SAT needs parsing
|
||||
#define PDRAW_INTERLACE (1<<3)
|
||||
#define PDRAW_DIRTY_SPRITES (1<<4) // SAT modified
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue