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DDT speed up and add 2xBR-lv1 filter (#1071)

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* Add 2xBR-lv1 filter

* Add 2xBR-lv1 filter

* DDT speed up and add xbr-lv1

- Major speed up in DDT;
- Add 2xBR-lv1 filter.
This commit is contained in:
Hyllian 2023-09-22 12:32:12 -03:00 committed by GitHub
parent 19c89b028e
commit 8b6ab62776
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 137 additions and 50 deletions
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157
source/filter.cpp
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@ -37,6 +37,7 @@ template<int GuiScale> void RenderHQ2X (uint8 *srcPtr, uint32 srcPitch, uint8 *d
template<int GuiScale> void RenderScale2X (uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height);
template<int GuiScale> void RenderTVMode (uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height);
template<int GuiScale> void Render2xBR (uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height);
template<int GuiScale> void Render2xBRlv1 (uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height);
template<int GuiScale> void RenderDDT (uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height);
const char* GetFilterName (RenderFilter filterID)
@ -51,6 +52,7 @@ const char* GetFilterName (RenderFilter filterID)
case FILTER_SCALE2X: return "Scale2x";
case FILTER_TVMODE: return "TV Mode";
case FILTER_2XBR: return "2xBR";
case FILTER_2XBRLV1: return "2xBR-lv1";
case FILTER_DDT: return "DDT";
}
}
@ -66,6 +68,7 @@ static TFilterMethod FilterToMethod (RenderFilter filterID)
case FILTER_SCALE2X: return RenderScale2X<FILTER_SCALE2X>;
case FILTER_TVMODE: return RenderTVMode<FILTER_TVMODE>;
case FILTER_2XBR: return Render2xBR<FILTER_2XBR>;
case FILTER_2XBRLV1: return Render2xBRlv1<FILTER_2XBRLV1>;
case FILTER_DDT: return RenderDDT<FILTER_DDT>;
default: return 0;
}
@ -84,6 +87,7 @@ int GetFilterScale(RenderFilter filterID)
case FILTER_SCALE2X:
case FILTER_TVMODE:
case FILTER_2XBR:
case FILTER_2XBRLV1:
case FILTER_DDT:
return 2;
}
@ -595,15 +599,20 @@ static const uint16 lb_mask = LB_MASK565;
(rb_mask & ((dst & rb_mask) + ((((src & rb_mask) - (dst & rb_mask))) >>2))) | \
( g_mask & ((dst & g_mask) + ((((src & g_mask) - (dst & g_mask))) >>2))) )
#define ALPHA_BLEND_96_W(dst, src) \
dst = ( \
(rb_mask & ((dst & rb_mask) + ((((src & rb_mask) - (dst & rb_mask)) * 96) >>8))) | \
( g_mask & ((dst & g_mask) + ((((src & g_mask) - (dst & g_mask)) * 96) >>8))) )
#define ALPHA_BLEND_192_W(dst, src) \
dst = ( \
(rb_mask & ((dst & rb_mask) + ((((src & rb_mask) - (dst & rb_mask)) * 192) >>8))) | \
( g_mask & ((dst & g_mask) + ((((src & g_mask) - (dst & g_mask)) * 192) >>8))) )
(rb_mask & ((src & rb_mask) + ((((dst & rb_mask) - (src & rb_mask))) >>2))) | \
( g_mask & ((src & g_mask) + ((((dst & g_mask) - (src & g_mask))) >>2))) )
#define ALPHA_BLEND_224_W(dst, src) \
dst = ( \
(rb_mask & ((dst & rb_mask) + ((((src & rb_mask) - (dst & rb_mask)) * 224) >>8))) | \
( g_mask & ((dst & g_mask) + ((((src & g_mask) - (dst & g_mask)) * 224) >>8))) )
(rb_mask & ((src & rb_mask) + ((((dst & rb_mask) - (src & rb_mask))) >>3))) | \
( g_mask & ((src & g_mask) + ((((dst & g_mask) - (src & g_mask))) >>3))) )
#define LEFT_UP_2_2X(N3, N2, N1, PIXEL)\
@ -631,17 +640,24 @@ static const uint16 lb_mask = LB_MASK565;
(rb_mask & ((dst & rb_mask) + ((((src & rb_mask) - (dst & rb_mask)) * VAL) >>5))) | \
( g_mask & ((dst & g_mask) + ((((src & g_mask) - (dst & g_mask)) * VAL) >>5))))
#define BIL2X(PF, PH, PI, N3) \
ALPHA_BLEND_64_W(Ep[N3], PF); \
ALPHA_BLEND_X_W(Ep[N3], PH, 6); \
ALPHA_BLEND_16_W(Ep[N3], PI); \
#define BIL2X_ODD(PF, PH, PI, N1, N2, N3) \
ALPHA_BLEND_128_W(Ep[N1], PF); \
ALPHA_BLEND_128_W(Ep[N2], PH); \
Ep[N3] = Ep[N1]; \
aux = PH; \
ALPHA_BLEND_128_W(aux, PI); \
ALPHA_BLEND_128_W(Ep[N3], aux); \
#define DDT2X_BC(PF, PH, PI, N3) \
ALPHA_BLEND_64_W(Ep[N3], PI); \
#define DDT2XBC_ODD(PF, PH, PI, N1, N2, N3) \
ALPHA_BLEND_128_W(Ep[N1], PF); \
ALPHA_BLEND_128_W(Ep[N2], PH); \
ALPHA_BLEND_128_W(Ep[N3], PI); \
#define DDT2X_D(PF, PH, N3) \
ALPHA_BLEND_X_W(Ep[N3], PF, 11); \
ALPHA_BLEND_64_W(Ep[N3], PH); \
#define DDT2XD_ODD(PF, PH, N1, N2, N3) \
ALPHA_BLEND_128_W(Ep[N1], PF); \
ALPHA_BLEND_128_W(Ep[N2], PH); \
Ep[N3] = PF; \
ALPHA_BLEND_128_W(Ep[N3], PH); \
#define df(A, B)\
abs(RGBlum[A] - RGBlum[B])\
@ -687,34 +703,41 @@ static const uint16 lb_mask = LB_MASK565;
}\
}\
#define BLEND_SUBPIXEL(PE, PI, PH, PF, PG, PC, PD, PB, PA, N0, N1, N2, N3) \
if (PE!=PF || PE!=PH || PE!=PI) \
#define XBRLV1(PE, PI, PH, PF, PG, PC, PD, PB, PA, N0, N1, N2, N3) \
irlv1 = (PE!=PH && PE!=PF); \
if ( irlv1 )\
{\
wd1 = ((df(PE,PC)+df(PE,PG))+(df(PH,PF)<<1)); \
wd2 = ( df(PH,PD)+df(PF,PB))+(df(PE,PI)<<1); \
if (((wd1<<1)<wd2) && eq(PB,PD) && PB!=PF && PD!=PH)\
{\
px = (df(PE,PF) <= df(PE,PH)) ? PF : PH; \
DIA_2X(N3, px);\
}\
else if (wd1<=wd2)\
{\
px = (df(PE,PF) <= df(PE,PH)) ? PF : PH;\
ALPHA_BLEND_64_W( Ep[N3], px); \
}\
}\
#define DDT(PE, PI, PH, PF, PG, PC, PD, PB, PA, N0, N1, N2, N3) \
wd1 = (df(PH,PF)); \
wd2 = (df(PE,PI)); \
if (wd1>wd2)\
{\
DDT2X_BC(PF, PH, PI, N3);\
DDT2XBC_ODD(PF, PH, PI, N1, N2, N3);\
}\
else if (wd1<wd2)\
{\
DDT2X_D(PF, PH, N3);\
DDT2XD_ODD(PF, PH, N1, N2, N3);\
}\
else\
{\
BIL2X(PF, PH, PI, N3);\
}\
BIL2X_ODD(PF, PH, PI, N1, N2, N3);\
}
#define DDT(PE, PI, PH, PF, PG, PC, PD, PB, PA, N0, N1, N2, N3) \
if (PE!=PH || PE!=PI || PE!=PF || PE!=PC || PE!=PB || PE!=PA || PE!=PD || PE!=PG) \
{\
BLEND_SUBPIXEL(PE, PI, PH, PF, PG, PC, PD, PB, PA, N0, N1, N2, N3);\
BLEND_SUBPIXEL(PE, PC, PF, PB, PI, PA, PH, PD, PG, N2, N0, N3, N1);\
BLEND_SUBPIXEL(PE, PA, PB, PD, PC, PG, PF, PH, PI, N3, N2, N1, N0);\
BLEND_SUBPIXEL(PE, PG, PD, PH, PA, PI, PB, PF, PC, N1, N3, N0, N2);\
}\
//---------------------------------------------------------------------------------------------------------------------------
void SetupFormat(void)
@ -743,12 +766,12 @@ void Render2xBR (uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch,
return;
}
uint32 wd1, wd2, px;
uint32 wd1, wd2;
uint32 irlv1, irlv2u, irlv2l;
uint32 dFG, dHC;
uint32 E0, E1, E2, E3;
uint16 A, B, C, D, E, F, G, H, I;
uint16 A, B, C, D, E, F, G, H, I, px;
uint32 nextlineSrc = srcPitch / sizeof(uint16);
uint16 *p = (uint16 *)srcPtr;
@ -795,9 +818,8 @@ void Render2xBR (uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch,
}
}
template<int GuiScale>
void RenderDDT (uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height)
void Render2xBRlv1 (uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height)
{
// If Snes9x is rendering anything in HiRes, then just copy, don't interpolate
if (height > SNES_HEIGHT_EXTENDED || width == 512)
@ -805,12 +827,12 @@ void RenderDDT (uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch,
return;
}
uint32 wd1, wd2, px;
uint32 wd1, wd2;
uint32 irlv1, irlv2u, irlv2l;
uint32 dFG, dHC;
uint32 E0, E1, E2, E3;
uint16 A, B, C, D, E, F, G, H, I;
uint16 A, B, C, D, E, F, G, H, I, px;
uint32 nextlineSrc = srcPitch / sizeof(uint16);
uint16 *p = (uint16 *)srcPtr;
@ -842,7 +864,10 @@ void RenderDDT (uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch,
Ep[E0] = Ep[E1] = Ep[E2] = Ep[E3] = E; // 0, 1, 2, 3
DDT( E, I, H, F, G, C, D, B, A, E0, E1, E2, E3);
XBRLV1( E, I, H, F, G, C, D, B, A, E0, E1, E2, E3);
XBRLV1( E, C, F, B, I, A, H, D, G, E2, E0, E3, E1);
XBRLV1( E, A, B, D, C, G, F, H, I, E3, E2, E1, E0);
XBRLV1( E, G, D, H, A, I, B, F, C, E1, E3, E0, E2);
A= B; B=C;
D= E; E=F;
@ -853,3 +878,65 @@ void RenderDDT (uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch,
Ep += nextlineDst << 1;
}
}
template<int GuiScale>
void RenderDDT (uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height)
{
// If Snes9x is rendering anything in HiRes, then just copy, don't interpolate
if (height > SNES_HEIGHT_EXTENDED || width == 512)
{
return;
}
uint32 wd1, wd2;
uint32 irlv1, irlv2u, irlv2l;
uint32 dFG, dHC;
uint32 E0, E1, E2, E3;
uint16 A, B, C, D, E, F, G, H, I, px, aux;
uint32 nextlineSrc = srcPitch / sizeof(uint16);
uint16 *p = (uint16 *)srcPtr;
uint32 nextlineDst = dstPitch / sizeof(uint16);
uint16 *Ep = (uint16 *)dstPtr;
while (height--) {
A = *(p - 1 - nextlineSrc);
B = *(p - nextlineSrc);
D = *(p - 1);
E = *(p);
G = *(p - 1 + nextlineSrc);
H = *(p + nextlineSrc);
for (int i = 0; i < width; i++) {
C = *(p + i + 1 - nextlineSrc);
F = *(p + i + 1);
I = *(p + i + 1 + nextlineSrc);
E0 = (i << 1);
E1 = (i << 1) + 1;
E2 = (i << 1) + nextlineDst;
E3 = (i << 1) + nextlineDst + 1;
Ep[E0] = Ep[E1] = Ep[E2] = Ep[E3] = E; // 0, 1, 2, 3
if (E!=F || E!=H || F!=I || H!=I)
{
DDT( E, I, H, F, G, C, D, B, A, E0, E1, E2, E3);
}
A= B; B=C;
D= E; E=F;
G= H; H=I;
}
p += nextlineSrc;
Ep += nextlineDst << 1;
}
}

2
source/filter.h
View File

@ -29,6 +29,7 @@ enum RenderFilter{
FILTER_SCALE2X,
FILTER_TVMODE,
FILTER_2XBR,
FILTER_2XBRLV1,
FILTER_DDT,
NUM_FILTERS
@ -55,4 +56,3 @@ void InitLUTs();
void SetupFormat();
#endif