; ; d_draw16t.asm ; $Id: d_draw16t.asm,v 1.4 2007/06/16 09:21:55 sezero Exp $ ; x86 assembly-language horizontal 8-bpp span-drawing code, with 16-pixel ; subdivision and translucency handling. ; %idefine offset extern d_zistepu extern d_pzbuffer extern d_zistepv extern d_zrowbytes extern d_ziorigin extern r_turb_s extern r_turb_t extern r_turb_pdest extern r_turb_spancount extern r_turb_turb extern r_turb_pbase extern r_turb_sstep extern r_turb_tstep extern r_bmodelactive extern d_sdivzstepu extern d_tdivzstepu extern d_sdivzstepv extern d_tdivzstepv extern d_sdivzorigin extern d_tdivzorigin extern sadjust extern tadjust extern bbextents extern bbextentt extern cacheblock extern d_viewbuffer extern cachewidth extern d_pzbuffer extern d_zrowbytes extern d_zwidth extern d_scantable extern r_lightptr extern r_numvblocks extern prowdestbase extern pbasesource extern r_lightwidth extern lightright extern lightrightstep extern lightdeltastep extern lightdelta extern lightright extern lightdelta extern sourcetstep extern surfrowbytes extern lightrightstep extern lightdeltastep extern r_sourcemax extern r_stepback extern colormap extern blocksize extern sourcesstep extern lightleft extern blockdivshift extern blockdivmask extern lightleftstep extern r_origin extern r_ppn extern r_pup extern r_pright extern ycenter extern xcenter extern d_vrectbottom_particle extern d_vrectright_particle extern d_vrecty extern d_vrectx extern d_pix_shift extern d_pix_min extern d_pix_max extern d_y_aspect_shift extern screenwidth extern r_leftclipped extern r_leftenter extern r_rightclipped extern r_rightenter extern modelorg extern xscale extern r_refdef extern yscale extern r_leftexit extern r_rightexit extern r_lastvertvalid extern cacheoffset extern newedges extern removeedges extern r_pedge extern r_framecount extern r_u1 extern r_emitted extern edge_p extern surface_p extern surfaces extern r_lzi1 extern r_v1 extern r_ceilv1 extern r_nearzi extern r_nearzionly extern edge_aftertail extern edge_tail extern current_iv extern edge_head_u_shift20 extern span_p extern edge_head extern fv extern edge_tail_u_shift20 extern r_apverts extern r_anumverts extern aliastransform extern r_avertexnormals extern r_plightvec extern r_ambientlight extern r_shadelight extern aliasxcenter extern aliasycenter extern a_sstepxfrac extern r_affinetridesc extern acolormap extern d_pcolormap extern r_affinetridesc extern d_sfrac extern d_ptex extern d_pedgespanpackage extern d_tfrac extern d_light extern d_zi extern d_pdest extern d_pz extern d_aspancount extern erroradjustup extern errorterm extern d_xdenom extern r_p0 extern r_p1 extern r_p2 extern a_tstepxfrac extern r_sstepx extern r_tstepx extern a_ststepxwhole extern zspantable extern skintable extern r_zistepx extern erroradjustdown extern d_countextrastep extern ubasestep extern a_ststepxwhole extern a_tstepxfrac extern r_lstepx extern a_spans extern erroradjustdown extern d_pdestextrastep extern d_pzextrastep extern d_sfracextrastep extern d_ptexextrastep extern d_countextrastep extern d_tfracextrastep extern d_lightextrastep extern d_ziextrastep extern d_pdestbasestep extern d_pzbasestep extern d_sfracbasestep extern d_ptexbasestep extern ubasestep extern d_tfracbasestep extern d_lightbasestep extern d_zibasestep extern zspantable extern r_lstepy extern r_sstepy extern r_tstepy extern r_zistepy extern D_PolysetSetEdgeTable extern D_RasterizeAliasPolySmooth extern float_point5 extern Float2ToThe31nd extern izistep extern izi extern FloatMinus2ToThe31nd extern float_1 extern float_particle_z_clip extern float_minus_1 extern float_0 extern fp_16 extern fp_64k extern fp_1m extern fp_1m_minus_1 extern fp_8 extern entryvec_table extern advancetable extern sstep extern tstep extern pspantemp extern counttemp extern jumptemp extern reciprocal_table extern DP_Count extern DP_u extern DP_v extern DP_32768 extern DP_Color extern DP_Pix extern DP_EntryTable extern pbase extern s extern t extern sfracf extern tfracf extern snext extern tnext extern spancountminus1 extern zi16stepu extern sdivz16stepu extern tdivz16stepu extern zi8stepu extern sdivz8stepu extern tdivz8stepu extern reciprocal_table_16 extern entryvec_table_16T extern ceil_cw extern single_cw extern fp_64kx64k extern pz extern spr8entryvec_table extern snd_scaletable extern paintbuffer extern snd_linear_count extern snd_p extern snd_vol extern snd_out extern vright extern vup extern vpn extern BOPS_Error extern mainTransTable extern scanList extern D_DrawSingleZSpans SEGMENT .data masktemp dw 0 SEGMENT .text global D_Draw16StartT D_Draw16StartT: LClampHigh0: mov esi, dword [bbextents] jmp LClampReentry0 LClampHighOrLow0: jg LClampHigh0 xor esi,esi jmp LClampReentry0 LClampHigh1: mov edx, dword [bbextentt] jmp LClampReentry1 LClampHighOrLow1: jg LClampHigh1 xor edx,edx jmp LClampReentry1 LClampLow2: mov ebp,4096 jmp LClampReentry2 LClampHigh2: mov ebp, dword [bbextents] jmp LClampReentry2 LClampLow3: mov ecx,4096 jmp LClampReentry3 LClampHigh3: mov ecx, dword [bbextentt] jmp LClampReentry3 LClampLow4: mov eax,4096 jmp LClampReentry4 LClampHigh4: mov eax, dword [bbextents] jmp LClampReentry4 LClampLow5: mov ebx,4096 jmp LClampReentry5 LClampHigh5: mov ebx, dword [bbextentt] jmp LClampReentry5 ALIGN 4 global D_DrawSpans16T D_DrawSpans16T: push ebp push edi push esi push ebx fld dword [d_sdivzstepu] fmul dword [fp_16] mov edx, dword [cacheblock] fld dword [d_tdivzstepu] fmul dword [fp_16] mov ebx, dword [4+16+esp] fld dword [d_zistepu] fmul dword [fp_16] mov dword [pbase],edx fstp dword [zi16stepu] fstp dword [tdivz16stepu] fstp dword [sdivz16stepu] LSpanLoop: fild dword [4+ebx] fild dword [0+ebx] fld st1 fmul dword [d_sdivzstepv] fld st1 fmul dword [d_sdivzstepu] fld st2 fmul dword [d_tdivzstepu] fxch st1 faddp st2,st0 fxch st1 fld st3 fmul dword [d_tdivzstepv] fxch st1 fadd dword [d_sdivzorigin] fxch st4 fmul dword [d_zistepv] fxch st1 faddp st2,st0 fxch st2 fmul dword [d_zistepu] fxch st1 fadd dword [d_tdivzorigin] fxch st2 faddp st1,st0 fld dword [fp_64k] fxch st1 fadd dword [d_ziorigin] fdiv st1,st0 mov ecx, dword [d_viewbuffer] mov eax, dword [4+ebx] mov dword [pspantemp],ebx push eax push ecx push edx push ebx call D_DrawSingleZSpans ; call near D_DrawSingleZSpans pop ebx pop edx pop ecx pop eax mov edx, dword [tadjust] mov esi, dword [sadjust] mov edi, dword [d_scantable+eax*4] add edi,ecx mov ecx, dword [0+ebx] add edi,ecx mov ecx, dword [8+ebx] cmp ecx,16 ja LSetupNotLast1 dec ecx jz LCleanup1 mov dword [spancountminus1],ecx fxch st1 fld st0 fmul st0,st4 fxch st1 fmul st0,st3 fxch st1 fistp dword [s] fistp dword [t] fild dword [spancountminus1] fld dword [d_tdivzstepu] fld dword [d_zistepu] fmul st0,st2 fxch st1 fmul st0,st2 fxch st2 fmul dword [d_sdivzstepu] fxch st1 faddp st3,st0 fxch st1 faddp st3,st0 faddp st3,st0 fld dword [fp_64k] fdiv st0,st1 jmp LFDIVInFlight1 LCleanup1: fxch st1 fld st0 fmul st0,st4 fxch st1 fmul st0,st3 fxch st1 fistp dword [s] fistp dword [t] jmp LFDIVInFlight1 ALIGN 4 LSetupNotLast1: fxch st1 fld st0 fmul st0,st4 fxch st1 fmul st0,st3 fxch st1 fistp dword [s] fistp dword [t] fadd dword [zi16stepu] fxch st2 fadd dword [sdivz16stepu] fxch st2 fld dword [tdivz16stepu] faddp st2,st0 fld dword [fp_64k] fdiv st0,st1 LFDIVInFlight1: add esi, dword [s] add edx, dword [t] mov ebx, dword [bbextents] mov ebp, dword [bbextentt] cmp esi,ebx ja near LClampHighOrLow0 LClampReentry0: mov dword [s],esi mov ebx, dword [pbase] shl esi,16 cmp edx,ebp mov dword [sfracf],esi ja near LClampHighOrLow1 LClampReentry1: mov dword [t],edx mov esi, dword [s] shl edx,16 mov eax, dword [t] sar esi,16 mov dword [tfracf],edx sar eax,16 mov edx, dword [cachewidth] imul eax,edx add esi,ebx add esi,eax cmp ecx,16 jna near LLastSegment LNotLastSegment: fld st0 fmul st0,st4 fxch st1 fmul st0,st3 fxch st1 fistp dword [snext] fistp dword [tnext] mov eax, dword [snext] mov edx, dword [tnext] xor ebx,ebx add bl, byte [scanList + ecx - 1] shl ebx,1 add bl, byte [scanList + ecx - 2] shl ebx,1 add bl, byte [scanList + ecx - 3] shl ebx,1 add bl, byte [scanList + ecx - 4] shl ebx,1 add bl, byte [scanList + ecx - 5] shl ebx,1 add bl, byte [scanList + ecx - 6] shl ebx,1 add bl, byte [scanList + ecx - 7] shl ebx,1 add bl, byte [scanList + ecx - 8] shl ebx,1 add bl, byte [scanList + ecx - 9] shl ebx,1 add bl, byte [scanList + ecx - 10] shl ebx,1 add bl, byte [scanList + ecx - 11] shl ebx,1 add bl, byte [scanList + ecx - 12] shl ebx,1 add bl, byte [scanList + ecx - 13] shl ebx,1 add bl, byte [scanList + ecx - 14] shl ebx,1 add bl, byte [scanList + ecx - 15] shl ebx,1 add bl, byte [scanList + ecx - 16] ;mov bx, 8000h ; mov bx, 0ffffh ; mov bx, 0h mov [masktemp], bx mov bh, byte [esi] sub ecx,16 mov ebp, dword [sadjust] mov dword [counttemp],ecx mov ecx, dword [tadjust] ;and masktemp, 8000h bt word [masktemp], 15 jnc SkipTran1 ;rj mov bl, byte [edi] and ebx, 0ffffh mov bl, byte [12345678h + ebx] TranPatch1: mov byte [edi],bl SkipTran1: add ebp,eax add ecx,edx mov eax, dword [bbextents] mov edx, dword [bbextentt] cmp ebp,4096 jl near LClampLow2 cmp ebp,eax ja near LClampHigh2 LClampReentry2: cmp ecx,4096 jl near LClampLow3 cmp ecx,edx ja near LClampHigh3 LClampReentry3: mov dword [snext],ebp mov dword [tnext],ecx sub ebp, dword [s] sub ecx, dword [t] mov eax,ecx mov edx,ebp sar eax,20 jz LZero sar edx,20 mov ebx, dword [cachewidth] imul eax,ebx jmp LSetUp1 LZero: sar edx,20 mov ebx, dword [cachewidth] LSetUp1: add eax,edx mov edx, dword [tfracf] mov dword [advancetable+4],eax add eax,ebx shl ebp,12 mov ebx, dword [sfracf] shl ecx,12 mov dword [advancetable],eax mov dword [tstep],ecx add edx,ecx sbb ecx,ecx add ebx,ebp adc esi, dword [advancetable+4+ecx*4] mov ah, byte [esi] ; and masktemp, 4000h bt word [masktemp], 14 jnc SkipTran2 ;rj mov al, byte [1+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch2: mov byte [1+edi],al SkipTran2: add edx, dword [tstep] sbb ecx,ecx add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] sbb ecx,ecx mov ah, byte [esi] ; and masktemp, 2000h bt word [masktemp], 13 jnc SkipTran3 ;rj mov al, byte [2+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch3: mov byte [2+edi],al SkipTran3: add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] sbb ecx,ecx mov ah, byte [esi] ; and masktemp, 1000h bt word [masktemp], 12 jnc SkipTran4 ;rj mov al, byte [3+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch4: mov byte [3+edi],al SkipTran4: add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] sbb ecx,ecx mov ah, byte [esi] ; and masktemp, 0800h bt word [masktemp], 11 jnc SkipTran5 ;rj mov al, byte [4+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch5: mov byte [4+edi],al SkipTran5: add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] sbb ecx,ecx mov ah, byte [esi] ; and masktemp, 0400h bt word [masktemp], 10 jnc SkipTran6 ;rj mov al, byte [5+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch6: mov byte [5+edi],al SkipTran6: ; rj speed test add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] sbb ecx,ecx mov ah, byte [esi] ; and masktemp, 0200h bt word [masktemp], 9 jnc SkipTran7 ;rj mov al, byte [6+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch7: mov byte [6+edi],al ; add ebx,ebp ; adc esi, dword [advancetable+4+ecx*4] ; xor eax, eax ; add edx, dword [tstep] ; mov al, byte [6+edi] ; sbb ecx,ecx ; mov ah, byte [esi] ;rj ; add eax, dword [mainTransTable] ; mov al, byte [eax + mainTransTable] ; mov byte [6+edi],al SkipTran7: add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] sbb ecx,ecx mov ah, byte [esi] ; and masktemp, 0100h bt word [masktemp], 8 jnc SkipTran8 ;rj mov al, byte [7+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch8: mov byte [7+edi],al SkipTran8: add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] sbb ecx,ecx add ebx,ebp mov ah, byte [esi] adc esi, dword [advancetable+4+ecx*4] mov ecx, dword [counttemp] cmp ecx,16 ja LSetupNotLast2 dec ecx jz LFDIVInFlight2 mov dword [spancountminus1],ecx fild dword [spancountminus1] fld dword [d_zistepu] fmul st0,st1 fld dword [d_tdivzstepu] fmul st0,st2 fxch st1 faddp st3,st0 fxch st1 fmul dword [d_sdivzstepu] fxch st1 faddp st3,st0 fld dword [fp_64k] fxch st1 faddp st4,st0 fdiv st0,st1 jmp LFDIVInFlight2 ALIGN 4 LSetupNotLast2: fadd dword [zi16stepu] fxch st2 fadd dword [sdivz16stepu] fxch st2 fld dword [tdivz16stepu] faddp st2,st0 fld dword [fp_64k] fdiv st0,st1 LFDIVInFlight2: mov dword [counttemp],ecx add edx, dword [tstep] sbb ecx,ecx bt word [masktemp], 7 jnc SkipTran9 ;rj mov al, byte [8+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch9: mov byte [8+edi],al SkipTran9: mov ah, byte [esi] bt word [masktemp], 6 jnc SkipTran10 ;rj mov al, byte [9+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch10: mov byte [9+edi],al SkipTran10: add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] sbb ecx,ecx mov ah, byte [esi] bt word [masktemp], 5 jnc SkipTran11 ;rj mov al, byte [10+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch11: mov byte [10+edi],al SkipTran11: add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] sbb ecx,ecx mov ah, byte [esi] bt word [masktemp], 4 jnc SkipTran12 ;rj mov al, byte [11+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch12: mov byte [11+edi],al SkipTran12: add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] sbb ecx,ecx mov ah, byte [esi] bt word [masktemp], 3 jnc SkipTran13 ;rj mov al, byte [12+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch13: mov byte [12+edi],al SkipTran13: add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] sbb ecx,ecx mov ah, byte [esi] bt word [masktemp], 2 jnc SkipTran14 ;rj mov al, byte [13+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch14: mov byte [13+edi],al SkipTran14: add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] sbb ecx,ecx mov ah, byte [esi] bt word [masktemp], 1 jnc SkipTran15 ;rj mov al, byte [14+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch15: mov byte [14+edi],al SkipTran15: add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] sbb ecx,ecx add ebx,ebp mov ah, byte [esi] adc esi, dword [advancetable+4+ecx*4] add edi,16 mov dword [tfracf],edx mov edx, dword [snext] mov dword [sfracf],ebx mov ebx, dword [tnext] mov dword [s],edx mov dword [t],ebx mov ecx, dword [counttemp] bt word [masktemp], 0 jnc SkipTran16 ;rj mov al, byte [-1+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch16: mov byte [-1+edi],al SkipTran16: cmp ecx,16 ja near LNotLastSegment LLastSegment: test ecx,ecx jz near LNoSteps fld st0 fmul st0,st4 fxch st1 fmul st0,st3 fxch st1 fistp dword [snext] fistp dword [tnext] mov ah, byte [esi] mov ebx, dword [tadjust] cmp byte [scanList + ecx - 1], 1 jnz SkipTran17 ;rj mov al, byte [edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch17: mov byte [edi],al SkipTran17: mov eax, dword [sadjust] add eax, dword [snext] add ebx, dword [tnext] mov ebp, dword [bbextents] mov edx, dword [bbextentt] cmp eax,4096 jl near LClampLow4 cmp eax,ebp ja near LClampHigh4 LClampReentry4: mov dword [snext],eax cmp ebx,4096 jl near LClampLow5 cmp ebx,edx ja near LClampHigh5 LClampReentry5: cmp ecx,1 je near LOnlyOneStep sub eax, dword [s] sub ebx, dword [t] add eax,eax add ebx,ebx imul dword [reciprocal_table_16-8+ecx*4] mov ebp,edx mov eax,ebx imul dword [reciprocal_table_16-8+ecx*4] LSetEntryvec: mov ebx, dword [entryvec_table_16T+ecx*4] mov eax,edx mov dword [jumptemp],ebx mov ecx,ebp sar edx,16 mov ebx, dword [cachewidth] sar ecx,16 imul edx,ebx add edx,ecx mov ecx, dword [tfracf] mov dword [advancetable+4],edx add edx,ebx shl ebp,16 mov ebx, dword [sfracf] shl eax,16 mov dword [advancetable],edx mov dword [tstep],eax mov edx,ecx add edx,eax sbb ecx,ecx add ebx,ebp adc esi, dword [advancetable+4+ecx*4] jmp dword[jumptemp] LNoSteps: mov ah, byte [esi] sub edi,15 jmp LEndSpan LOnlyOneStep: sub eax, dword [s] sub ebx, dword [t] mov ebp,eax mov edx,ebx jmp LSetEntryvec global Entry2_16T, Entry3_16T, Entry4_16T, Entry5_16T global Entry6_16T, Entry7_16T, Entry8_16T, Entry9_16T global Entry10_16T, Entry11_16T, Entry12_16T, Entry13_16T global Entry14_16T, Entry15_16T, Entry16_16T Entry2_16T: sub edi,14 mov ah, byte [esi] jmp LEntry2_16 Entry3_16T: sub edi,13 add edx,eax mov ah, byte [esi] sbb ecx,ecx add ebx,ebp adc esi, dword [advancetable+4+ecx*4] jmp LEntry3_16 Entry4_16T: sub edi,12 add edx,eax mov ah, byte [esi] sbb ecx,ecx add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] jmp LEntry4_16 Entry5_16T: sub edi,11 add edx,eax mov ah, byte [esi] sbb ecx,ecx add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] jmp LEntry5_16 Entry6_16T: sub edi,10 add edx,eax mov ah, byte [esi] sbb ecx,ecx add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] jmp LEntry6_16 Entry7_16T: sub edi,9 add edx,eax mov ah, byte [esi] sbb ecx,ecx add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] jmp LEntry7_16 Entry8_16T: sub edi,8 add edx,eax mov ah, byte [esi] sbb ecx,ecx add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] jmp LEntry8_16 Entry9_16T: sub edi,7 add edx,eax mov ah, byte [esi] sbb ecx,ecx add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] jmp LEntry9_16 Entry10_16T: sub edi,6 add edx,eax mov ah, byte [esi] sbb ecx,ecx add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] jmp LEntry10_16 Entry11_16T: sub edi,5 add edx,eax mov ah, byte [esi] sbb ecx,ecx add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] jmp LEntry11_16 Entry12_16T: sub edi,4 add edx,eax mov ah, byte [esi] sbb ecx,ecx add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] jmp LEntry12_16 Entry13_16T: sub edi,3 add edx,eax mov ah, byte [esi] sbb ecx,ecx add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] jmp LEntry13_16 Entry14_16T: sub edi,2 add edx,eax mov ah, byte [esi] sbb ecx,ecx add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] jmp LEntry14_16 Entry15_16T: dec edi add edx,eax mov ah, byte [esi] sbb ecx,ecx add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] jmp LEntry15_16 Entry16_16T: add edx,eax mov ah, byte [esi] sbb ecx,ecx add ebx,ebp adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] sbb ecx,ecx cmp byte [scanList + 14], 1 jnz SkipTran18 ;rj mov al, byte [1+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch18: mov byte [1+edi],al SkipTran18: add ebx,ebp mov ah, byte [esi] adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] LEntry15_16: sbb ecx,ecx cmp byte [scanList + 13], 1 jnz SkipTran19 ;rj mov al, byte [2+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch19: mov byte [2+edi],al SkipTran19: add ebx,ebp mov ah, byte [esi] adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] LEntry14_16: sbb ecx,ecx cmp byte [scanList + 12], 1 jnz SkipTran20 ;rj mov al, byte [3+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch20: mov byte [3+edi],al SkipTran20: add ebx,ebp mov ah, byte [esi] adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] LEntry13_16: sbb ecx,ecx cmp byte [scanList + 11], 1 jnz SkipTran21 ;rj mov al, byte [4+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch21: mov byte [4+edi],al SkipTran21: add ebx,ebp mov ah, byte [esi] adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] LEntry12_16: sbb ecx,ecx cmp byte [scanList + 10], 1 jnz SkipTran22 ;rj mov al, byte [5+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch22: mov byte [5+edi],al SkipTran22: add ebx,ebp mov ah, byte [esi] adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] LEntry11_16: sbb ecx,ecx cmp byte [scanList + 9], 1 jnz SkipTran23 ;rj mov al, byte [6+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch23: mov byte [6+edi],al SkipTran23: add ebx,ebp mov ah, byte [esi] adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] LEntry10_16: sbb ecx,ecx cmp byte [scanList + 8], 1 jnz SkipTran24 ;rj mov al, byte [7+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch24: mov byte [7+edi],al SkipTran24: add ebx,ebp mov ah, byte [esi] adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] LEntry9_16: sbb ecx,ecx cmp byte [scanList + 7], 1 jnz SkipTran25 ;rj mov al, byte [8+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch25: mov byte [8+edi],al SkipTran25: add ebx,ebp mov ah, byte [esi] adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] LEntry8_16: sbb ecx,ecx cmp byte [scanList + 6], 1 jnz SkipTran26 ;rj mov al, byte [9+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch26: mov byte [9+edi],al SkipTran26: add ebx,ebp mov ah, byte [esi] adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] LEntry7_16: sbb ecx,ecx cmp byte [scanList + 5], 1 jnz SkipTran27 ;rj mov al, byte [10+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch27: mov byte [10+edi],al SkipTran27: add ebx,ebp mov ah, byte [esi] adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] LEntry6_16: sbb ecx,ecx cmp byte [scanList + 4], 1 jnz SkipTran28 ;rj mov al, byte [11+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch28: mov byte [11+edi],al SkipTran28: add ebx,ebp mov ah, byte [esi] adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] LEntry5_16: sbb ecx,ecx cmp byte [scanList + 3], 1 jnz SkipTran29 ;rj mov al, byte [12+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch29: mov byte [12+edi],al SkipTran29: add ebx,ebp mov ah, byte [esi] adc esi, dword [advancetable+4+ecx*4] add edx, dword [tstep] LEntry4_16: sbb ecx,ecx cmp byte [scanList + 2], 1 jnz SkipTran30 ;rj mov al, byte [13+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch30: mov byte [13+edi],al SkipTran30: add ebx,ebp mov ah, byte [esi] adc esi, dword [advancetable+4+ecx*4] LEntry3_16: cmp byte [scanList + 1], 1 jnz SkipTran31 ;rj mov al, byte [14+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch31: mov byte [14+edi],al SkipTran31: mov ah, byte [esi] LEntry2_16: LEndSpan: fstp st0 fstp st0 fstp st0 mov ebx, dword [pspantemp] mov ebx, dword [12+ebx] cmp byte [scanList + 0], 1 jnz SkipTran32 ;rj mov al, byte [15+edi] and eax, 0ffffh mov al, byte [12345678h + eax] TranPatch32: mov byte [15+edi],al SkipTran32: test ebx,ebx jnz near LSpanLoop pop ebx pop esi pop edi pop ebp ret global D_Draw16EndT D_Draw16EndT: SEGMENT .data ALIGN 4 LPatchTable: dd TranPatch1-4 dd TranPatch2-4 dd TranPatch3-4 dd TranPatch4-4 dd TranPatch5-4 dd TranPatch6-4 dd TranPatch7-4 dd TranPatch8-4 dd TranPatch9-4 dd TranPatch10-4 dd TranPatch11-4 dd TranPatch12-4 dd TranPatch13-4 dd TranPatch14-4 dd TranPatch15-4 dd TranPatch16-4 dd TranPatch17-4 dd TranPatch18-4 dd TranPatch19-4 dd TranPatch20-4 dd TranPatch21-4 dd TranPatch22-4 dd TranPatch23-4 dd TranPatch24-4 dd TranPatch25-4 dd TranPatch26-4 dd TranPatch27-4 dd TranPatch28-4 dd TranPatch29-4 dd TranPatch30-4 dd TranPatch31-4 dd TranPatch32-4 SEGMENT .text ALIGN 4 global R_TranPatch3 R_TranPatch3: push ebx mov eax, dword [mainTransTable] mov ebx,offset LPatchTable mov ecx,32 LPatchLoop: mov edx, dword [ebx] add ebx,4 mov dword [edx],eax dec ecx jnz LPatchLoop pop ebx ret END