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Added 16bpp motion blur support

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pagefault
2003-03-02 03:13:16 +00:00
parent 8cf5011098
commit 061c58c62a
2 changed files with 138 additions and 3 deletions
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137
zsnes/src/video/sw_draw.asm
View File

@@ -133,6 +133,141 @@ NEWSYM DrawWin256x224x16
ret
EXTSYM copymaskRB,copymaskG,copymagic
EXTSYM blur_buffer,blur_temp,coef,GUIOn,newengen,SpecialLine,HalfTransB,HalfTransC
NEWSYM DrawWin256x224x16MB
pushad
mov ax,ds
mov es,ax
xor eax,eax
mov esi, [ScreenPtr]
mov edi, [blur_temp]
or edi,edi
jnz .blur_it
mov edi, [SurfBufD]
.blur_it:
movsx edx, word[resolutn]
sub edx,2
cmp byte[GUIOn],1
je .Copying3
cmp byte[newengen],0
jne .Copying3_hi
.Copying3:
mov ecx,32
mov ebx, [pitch]
sub ebx,512
.CopyLoop:
movq mm0, [esi]
movq mm1, [esi+8]
movq [edi],mm0
movq [edi+8],mm1
add esi,16
add edi,16
dec ecx
jnz .CopyLoop
inc eax
sub edi,ebx
add esi,64
cmp eax,edx
jne .Copying3
jmp .Copying3_done
.Copying3_hi:
lea eax, [eax+2]
mov ebx, [SpecialLine]
mov edx, [pitch]
sub edx,512
.Copying3_hi_setup:
mov ecx,32
cmp byte[ebx],0
ja .Copy_hi_av
.CopyLoop_hi:
movq mm0, [esi]
movq mm1, [esi+8]
movq [edi],mm0
movq [edi+8],mm1
add esi,16
add edi,16
dec ecx
jnz .CopyLoop_hi
jmp .Copying3_hi_end
.Copy_hi_av:
movq mm4, [HalfTransC]
.CopyLoop_hi_av:
movq mm0, [esi]
movq mm1, [esi+8]
movq mm2, [esi+75036*4]
movq mm3, [esi+75036*4+8]
pand mm0,mm4
pand mm1,mm4
pand mm2,mm4
pand mm3,mm4
psrlw mm0, 1
psrlw mm1, 1
psrlw mm2, 1
psrlw mm3, 1
paddw mm0,mm2
paddw mm1,mm3
movq [edi],mm0
movq [edi+8],mm1
add esi,16
add edi,16
dec ecx
jnz .CopyLoop_hi_av
.Copying3_hi_end:
inc eax
inc ebx
add edi,edx
add esi,64
cmp ax,239
jne .Copying3_hi_setup
.Copying3_done:
xor eax,eax
mov ecx,128
rep stosd
mov esi, [blur_buffer]
or esi,esi
jz near .no_blur
mov edi, [SurfBufD]
mov ebx, [blur_temp]
add esi,256*240*2
add edi,256*240*2
add ebx,256*240*2
mov ecx,-(256*60)
movq mm4, [HalfTransC]
movq mm5, [HalfTransB]
.blur_loop:
movq mm0, [esi+ecx*8]
movq mm1, [ebx+ecx*8]
movq mm2,mm0
movq mm3,mm0
pand mm0,mm4
pand mm2,mm5
psrlw mm0,1
paddw mm0,mm2
movq mm2,mm0
pand mm0,mm4
pand mm2,mm5
psrlw mm0,1
paddw mm0,mm2
psubw mm3,mm0
movq mm0,mm1
pand mm0,mm4
pand mm1,mm5
psrlw mm0,1
paddw mm0,mm1
movq mm1,mm0
pand mm0,mm4
pand mm1,mm5
psrlw mm0,1
paddw mm0,mm1
paddw mm0,mm3
movq [esi+ecx*8],mm0
movq [esi+ecx*8],mm0
inc ecx
jnz .blur_loop
.no_blur:
emms
ret
NEWSYM DrawWin256x224x32
pushad
@@ -180,8 +315,6 @@ NEWSYM DrawWin256x224x32
emms
ret
EXTSYM blur_buffer,blur_temp,coef
NEWSYM DrawWin256x224x32MB
pushad
mov ax,ds

4
zsnes/src/win/winlink.cpp
View File

@@ -2051,6 +2051,7 @@ void clearwin()
}
extern void DrawWin256x224x16();
extern void DrawWin256x224x16MB();
extern void DrawWin256x224x32();
extern void DrawWin256x224x32MB();
extern void DrawWin320x240x16();
@@ -2115,7 +2116,8 @@ void drawscreenwin(void)
{
case 16:
{
DrawWin256x224x16();
if (MotionBlur == 1) DrawWin256x224x16MB();
else DrawWin256x224x16();
break;
}
case 32: