| 716,8 → 716,8 |
|---|
| push .cz1 |
| push .cz2 |
| push .z_buff |
| push .t_bmap |
| push .t_emap |
| push .t_bmap |
| push dword .cey2 |
| push .cex2 |
| push dword .cey1 |
| 743,20 → 743,16 |
|---|
| ;-------------- edi - pointer to screen buffer |
| ;stack - another parameters : |
| .y equ dword [ebp+4] |
| .bx1q equ [ebp+8] |
| .bx1 equ dword [ebp+8] ; --- |
| .by1 equ dword [ebp+12] ; | |
| .bx2q equ [ebp+16] |
| .bx2 equ dword [ebp+16] ; | |
| .by2 equ dword [ebp+20] ; |> b. texture and e. texture coords |
| .ex1q equ [ebp+24] |
| .ex1 equ dword [ebp+24] ; |> shifted shl ROUND |
| .ey1 equ dword [ebp+28] ; | |
| .ex2q equ [ebp+32] |
| .ex2 equ dword [ebp+32] ; | |
| .ey2 equ dword [ebp+36] ; --- |
| .bmap equ dword [ebp+40] ; b texture offset |
| .emap equ dword [ebp+44] ; e texture offset |
| .bx1 equ [ebp+8] ; --- |
| .by1 equ [ebp+12] ; | |
| .bx2 equ [ebp+16] ; | |
| .by2 equ [ebp+20] ; |> b. texture and e. texture coords |
| .ex1 equ [ebp+24] ; |> shifted shl ROUND |
| .ey1 equ [ebp+28] ; | |
| .ex2 equ [ebp+32] ; | |
| .ey2 equ [ebp+36] ; --- |
| .emap equ [ebp+40] ; b texture offset |
| .bmap equ [ebp+44] ; e texture offset |
| .z_buff equ dword [ebp+48] |
| .z2 equ dword [ebp+52] ; -- |> z coords shifted |
| .z1 equ dword [ebp+56] ; -- shl CATMULL_SHIFT |
| 763,19 → 759,15 |
|---|
| |
| .x1 equ dword [ebp-4] |
| .x2 equ dword [ebp-8] |
| .dbx equ dword [ebp-12] |
| .dby equ dword [ebp-16] |
| .dbyq equ qword [ebp-16] ; - new |
| .dex equ dword [ebp-20] |
| .dey equ dword [ebp-24] |
| .deyq equ qword [ebp-24] ; - new |
| .dbx equ [ebp-12] |
| .dex equ [ebp-16] |
| .dby equ [ebp-20] |
| .dey equ [ebp-24] |
| .dz equ dword [ebp-28] |
| .cbx equ dword [ebp-32] |
| .cby equ dword [ebp-36] |
| .cbyq equ qword [ebp-36] ; - new |
| .cex equ dword [ebp-40] |
| .cey equ dword [ebp-44] |
| .ceyq equ qword [ebp-44] ; - new |
| .cbx equ [ebp-32] |
| .cex equ [ebp-36] |
| .cby equ [ebp-40] |
| .cey equ [ebp-44] |
| .cz equ dword [ebp-48] |
| .czbuff equ dword [ebp-52] |
| |
| 807,14 → 799,14 |
|---|
| xchg edx,.ey2 |
| mov .ey1,edx |
| else |
| movq mm0,.bx1q |
| movq mm1,.ex1q |
| movq mm2,.bx2q |
| movq mm3,.ex2q |
| movq .bx2q,mm0 |
| movq .ex2q,mm1 |
| movq .bx1q,mm2 |
| movq .ex1q,mm3 |
| movq mm0,.bx1 |
| movq mm1,.ex1 |
| movq mm2,.bx2 |
| movq mm3,.ex2 |
| movq .bx2,mm0 |
| movq .ex2,mm1 |
| movq .bx1,mm2 |
| movq .ex1,mm3 |
| end if |
| mov edx,.z1 |
| xchg edx,.z2 |
| 831,7 → 823,7 |
|---|
| mov ebx,.x2 |
| sub ebx,.x1 |
| |
| if Ext=SSE |
| if Ext>=SSE |
| |
| sub esp,16 |
| cvtsi2ss xmm3,ebx ;rcps |
| 847,22 → 839,22 |
|---|
| ; movlhps xmm1,xmm1 |
| ; cvtpi2ps xmm1,mm3 |
| |
| cvtpi2ps xmm0,.bx1q ;mm0 |
| cvtpi2ps xmm0,.bx1 ;mm0 ; bx1; by1 |
| movlhps xmm0,xmm0 |
| cvtpi2ps xmm0,.ex1q ;mm2 |
| cvtpi2ps xmm1,.bx2q ;mm1 |
| cvtpi2ps xmm0,.ex1 ;mm2 ; ex1; ey1 |
| cvtpi2ps xmm1,.bx2 ;mm1 ; bx2; by2 |
| movlhps xmm1,xmm1 |
| cvtpi2ps xmm1,.ex2q ;mm3 |
| cvtpi2ps xmm1,.ex2 ;mm3 ; ex2; ey2 |
| subps xmm1,xmm0 |
| ; hi lo |
| divps xmm1,xmm3 ; xmm1 -> dby; dbx; dey; dex |
| |
| divps xmm1,xmm3 |
| |
| shufps xmm1,xmm1,10110001b |
| shufps xmm1,xmm1,11011000b |
| cvtps2pi mm0,xmm1 ; mm0 -> 2 delta dwords |
| movhlps xmm1,xmm1 |
| cvtps2pi mm1,xmm1 |
| movq .deyq,mm0 |
| movq .dbyq,mm1 |
| movq .dex,mm0 ; hi - lo -> dbx, dex |
| movq .dey,mm1 ; hi - lo -> dby, dey |
| |
| else |
| |
| 872,14 → 864,14 |
|---|
| idiv ebx |
| push eax |
| |
| mov eax,.by2 ; calc .dby |
| sub eax,.by1 |
| mov eax,.ex2 ; calc .dby |
| sub eax,.ex1 |
| cdq |
| idiv ebx |
| push eax |
| |
| mov eax,.ex2 ; calc .dex |
| sub eax,.ex1 |
| mov eax,.by2 ; calc .dex |
| sub eax,.by1 |
| cdq |
| idiv ebx |
| push eax |
| 942,18 → 934,18 |
|---|
| mov ecx,.x2 |
| sub ecx,.x1 |
| ; init current variables |
| push .bx1 .by1 .ex1 .ey1 .z1 esi |
| ; push .by1 |
| ; push .ex1 |
| ; push .ey1 |
| push dword .bx1 ;.by1 .ex1 .ey1 .z1 esi |
| push dword .ex1 |
| push dword .by1 |
| push dword .ey1 |
| |
| ; push .z1 ; current z shl CATMULL_SHIFT |
| ; push esi |
| push .z1 ; current z shl CATMULL_SHIFT |
| push esi |
| |
| if Ext >= MMX |
| pxor mm0,mm0 |
| movq mm3,.ceyq |
| movq mm4,.cbyq |
| movq mm3,.cex ; hi - lo -> cbx; cex |
| movq mm4,.cey ; hi - lo -> cby; cey |
| ; movq mm5,mm3 |
| ; movq mm6,mm4 |
| ; psrad mm5,ROUND |
| 976,35 → 968,42 |
|---|
| end if |
| jge .skip |
| |
| ;if Ext=NON |
| if Ext=NON |
| mov eax,.cby |
| mov esi,.cbx |
| sar eax,ROUND |
| sar esi,ROUND |
| ;else |
| ; movd eax,mm6 |
| ; psrlq mm6,32 |
| ; movd esi,mm6 |
| ;end if |
| shl eax,TEX_SHIFT ;- |
| add esi,eax |
| lea esi,[esi*3] ;- ; esi - current b. texture addres |
| add esi,.bmap |
| |
| ;if Ext=NON |
| mov ebx,.cex ;.cex - current env map X |
| mov eax,.cey ;.cey - current env map y |
| sar ebx,ROUND |
| sar eax,ROUND |
| ;else |
| ; movd eax,mm5 |
| ; psrlq mm5,32 |
| ; movd ebx,mm5 |
| ;end if |
| |
| shl eax,TEX_SHIFT |
| add ebx,eax |
| lea ebx,[ebx*3] |
| add ebx,.emap |
| |
| |
| else |
| movq mm5,.cey |
| psrad mm5,ROUND |
| pslld mm5,TEX_SHIFT |
| movq mm6,.cex |
| psrad mm6,ROUND |
| paddd mm5,mm6 |
| movq mm6,mm5 |
| paddd mm5,mm5 |
| paddd mm5,mm6 |
| paddd mm5,.emap |
| movd esi,mm5 |
| psrlq mm5,32 |
| movd ebx,mm5 |
| end if |
| if Ext>=MMX |
| movd mm1,[esi] |
| movd mm2,[ebx] |
| 1056,14 → 1055,14 |
|---|
| add .cey,eax |
| else |
| add edx,4 |
| paddd mm3,.deyq |
| paddd mm4,.dbyq |
| paddd mm3,.dex |
| paddd mm4,.dey |
| ; movq mm5,mm3 |
| ; movq mm6,mm4 |
| ; psrad mm5,ROUND |
| ; psrad mm6,ROUND |
| movq .ceyq,mm3 |
| movq .cbyq,mm4 |
| movq .cex,mm3 |
| movq .cey,mm4 |
| end if |
| mov eax,.dz |
| add .cz,eax |