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sdlqw/QW/client/r_aliasa.asm
1999-12-21 00:00:00 +00:00

354 lines
9.6 KiB
NASM

.386P
.model FLAT
externdef _d_zistepu:dword
externdef _d_pzbuffer:dword
externdef _d_zistepv:dword
externdef _d_zrowbytes:dword
externdef _d_ziorigin:dword
externdef _r_turb_s:dword
externdef _r_turb_t:dword
externdef _r_turb_pdest:dword
externdef _r_turb_spancount:dword
externdef _r_turb_turb:dword
externdef _r_turb_pbase:dword
externdef _r_turb_sstep:dword
externdef _r_turb_tstep:dword
externdef _r_bmodelactive:dword
externdef _d_sdivzstepu:dword
externdef _d_tdivzstepu:dword
externdef _d_sdivzstepv:dword
externdef _d_tdivzstepv:dword
externdef _d_sdivzorigin:dword
externdef _d_tdivzorigin:dword
externdef _sadjust:dword
externdef _tadjust:dword
externdef _bbextents:dword
externdef _bbextentt:dword
externdef _cacheblock:dword
externdef _d_viewbuffer:dword
externdef _cachewidth:dword
externdef _d_pzbuffer:dword
externdef _d_zrowbytes:dword
externdef _d_zwidth:dword
externdef _d_scantable:dword
externdef _r_lightptr:dword
externdef _r_numvblocks:dword
externdef _prowdestbase:dword
externdef _pbasesource:dword
externdef _r_lightwidth:dword
externdef _lightright:dword
externdef _lightrightstep:dword
externdef _lightdeltastep:dword
externdef _lightdelta:dword
externdef _lightright:dword
externdef _lightdelta:dword
externdef _sourcetstep:dword
externdef _surfrowbytes:dword
externdef _lightrightstep:dword
externdef _lightdeltastep:dword
externdef _r_sourcemax:dword
externdef _r_stepback:dword
externdef _colormap:dword
externdef _blocksize:dword
externdef _sourcesstep:dword
externdef _lightleft:dword
externdef _blockdivshift:dword
externdef _blockdivmask:dword
externdef _lightleftstep:dword
externdef _r_origin:dword
externdef _r_ppn:dword
externdef _r_pup:dword
externdef _r_pright:dword
externdef _ycenter:dword
externdef _xcenter:dword
externdef _d_vrectbottom_particle:dword
externdef _d_vrectright_particle:dword
externdef _d_vrecty:dword
externdef _d_vrectx:dword
externdef _d_pix_shift:dword
externdef _d_pix_min:dword
externdef _d_pix_max:dword
externdef _d_y_aspect_shift:dword
externdef _screenwidth:dword
externdef _vright:dword
externdef _vup:dword
externdef _vpn:dword
externdef _BOPS_Error:dword
externdef _snd_scaletable:dword
externdef _paintbuffer:dword
externdef _snd_linear_count:dword
externdef _snd_p:dword
externdef _snd_vol:dword
externdef _snd_out:dword
externdef _r_leftclipped:dword
externdef _r_leftenter:dword
externdef _r_rightclipped:dword
externdef _r_rightenter:dword
externdef _modelorg:dword
externdef _xscale:dword
externdef _r_refdef:dword
externdef _yscale:dword
externdef _r_leftexit:dword
externdef _r_rightexit:dword
externdef _r_lastvertvalid:dword
externdef _cacheoffset:dword
externdef _newedges:dword
externdef _removeedges:dword
externdef _r_pedge:dword
externdef _r_framecount:dword
externdef _r_u1:dword
externdef _r_emitted:dword
externdef _edge_p:dword
externdef _surface_p:dword
externdef _surfaces:dword
externdef _r_lzi1:dword
externdef _r_v1:dword
externdef _r_ceilv1:dword
externdef _r_nearzi:dword
externdef _r_nearzionly:dword
externdef _edge_aftertail:dword
externdef _edge_tail:dword
externdef _current_iv:dword
externdef _edge_head_u_shift20:dword
externdef _span_p:dword
externdef _edge_head:dword
externdef _fv:dword
externdef _edge_tail_u_shift20:dword
externdef _r_apverts:dword
externdef _r_anumverts:dword
externdef _aliastransform:dword
externdef _r_avertexnormals:dword
externdef _r_plightvec:dword
externdef _r_ambientlight:dword
externdef _r_shadelight:dword
externdef _aliasxcenter:dword
externdef _aliasycenter:dword
externdef _a_sstepxfrac:dword
externdef _r_affinetridesc:dword
externdef _acolormap:dword
externdef _d_pcolormap:dword
externdef _r_affinetridesc:dword
externdef _d_sfrac:dword
externdef _d_ptex:dword
externdef _d_pedgespanpackage:dword
externdef _d_tfrac:dword
externdef _d_light:dword
externdef _d_zi:dword
externdef _d_pdest:dword
externdef _d_pz:dword
externdef _d_aspancount:dword
externdef _erroradjustup:dword
externdef _errorterm:dword
externdef _d_xdenom:dword
externdef _r_p0:dword
externdef _r_p1:dword
externdef _r_p2:dword
externdef _a_tstepxfrac:dword
externdef _r_sstepx:dword
externdef _r_tstepx:dword
externdef _a_ststepxwhole:dword
externdef _zspantable:dword
externdef _skintable:dword
externdef _r_zistepx:dword
externdef _erroradjustdown:dword
externdef _d_countextrastep:dword
externdef _ubasestep:dword
externdef _a_ststepxwhole:dword
externdef _a_tstepxfrac:dword
externdef _r_lstepx:dword
externdef _a_spans:dword
externdef _erroradjustdown:dword
externdef _d_pdestextrastep:dword
externdef _d_pzextrastep:dword
externdef _d_sfracextrastep:dword
externdef _d_ptexextrastep:dword
externdef _d_countextrastep:dword
externdef _d_tfracextrastep:dword
externdef _d_lightextrastep:dword
externdef _d_ziextrastep:dword
externdef _d_pdestbasestep:dword
externdef _d_pzbasestep:dword
externdef _d_sfracbasestep:dword
externdef _d_ptexbasestep:dword
externdef _ubasestep:dword
externdef _d_tfracbasestep:dword
externdef _d_lightbasestep:dword
externdef _d_zibasestep:dword
externdef _zspantable:dword
externdef _r_lstepy:dword
externdef _r_sstepy:dword
externdef _r_tstepy:dword
externdef _r_zistepy:dword
externdef _D_PolysetSetEdgeTable:dword
externdef _D_RasterizeAliasPolySmooth:dword
externdef float_point5:dword
externdef Float2ToThe31nd:dword
externdef izistep:dword
externdef izi:dword
externdef FloatMinus2ToThe31nd:dword
externdef float_1:dword
externdef float_particle_z_clip:dword
externdef float_minus_1:dword
externdef float_0:dword
externdef fp_16:dword
externdef fp_64k:dword
externdef fp_1m:dword
externdef fp_1m_minus_1:dword
externdef fp_8:dword
externdef entryvec_table:dword
externdef advancetable:dword
externdef sstep:dword
externdef tstep:dword
externdef pspantemp:dword
externdef counttemp:dword
externdef jumptemp:dword
externdef reciprocal_table:dword
externdef DP_Count:dword
externdef DP_u:dword
externdef DP_v:dword
externdef DP_32768:dword
externdef DP_Color:dword
externdef DP_Pix:dword
externdef DP_EntryTable:dword
externdef pbase:dword
externdef s:dword
externdef t:dword
externdef sfracf:dword
externdef tfracf:dword
externdef snext:dword
externdef tnext:dword
externdef spancountminus1:dword
externdef zi16stepu:dword
externdef sdivz16stepu:dword
externdef tdivz16stepu:dword
externdef zi8stepu:dword
externdef sdivz8stepu:dword
externdef tdivz8stepu:dword
externdef reciprocal_table_16:dword
externdef entryvec_table_16:dword
externdef ceil_cw:dword
externdef single_cw:dword
externdef fp_64kx64k:dword
externdef pz:dword
externdef spr8entryvec_table:dword
_DATA SEGMENT
Lfloat_1 dd 1.0
Ltemp dd 0
Lcoords dd 0, 0, 0
_DATA ENDS
_TEXT SEGMENT
public _R_AliasTransformAndProjectFinalVerts
_R_AliasTransformAndProjectFinalVerts:
push ebp
push edi
push esi
mov esi,ds:dword ptr[_r_apverts]
mov ebp,ds:dword ptr[12+8+esp]
mov edi,ds:dword ptr[12+4+esp]
mov ecx,ds:dword ptr[_r_anumverts]
sub edx,edx
Lloop:
mov dl,ds:byte ptr[esi]
mov ds:byte ptr[Lcoords],dl
fild ds:dword ptr[Lcoords]
mov dl,ds:byte ptr[1+esi]
mov ds:byte ptr[Lcoords+4],dl
fild ds:dword ptr[Lcoords+4]
mov dl,ds:byte ptr[2+esi]
mov ds:byte ptr[Lcoords+8],dl
fild ds:dword ptr[Lcoords+8]
fld st(2)
fmul ds:dword ptr[_aliastransform+32]
fld st(2)
fmul ds:dword ptr[_aliastransform+36]
fxch st(1)
fadd ds:dword ptr[_aliastransform+44]
fld st(2)
fmul ds:dword ptr[_aliastransform+40]
fxch st(1)
faddp st(2),st(0)
mov dl,ds:byte ptr[3+esi]
mov eax,ds:dword ptr[4+ebp]
mov ds:dword ptr[0+8+edi],eax
faddp st(1),st(0)
mov eax,ds:dword ptr[8+ebp]
mov ds:dword ptr[0+12+edi],eax
fdivr ds:dword ptr[Lfloat_1]
mov eax,ds:dword ptr[0+ebp]
mov ds:dword ptr[24+edi],eax
mov eax,ds:dword ptr[32+edi]
mov eax,ds:dword ptr[12+ebp]
mov eax,ds:dword ptr[4+esi]
lea eax,ds:dword ptr[edx+edx*2]
fxch st(3)
fld ds:dword ptr[_r_avertexnormals+eax*4]
fmul ds:dword ptr[_r_plightvec]
fld ds:dword ptr[_r_avertexnormals+4+eax*4]
fmul ds:dword ptr[_r_plightvec+4]
fld ds:dword ptr[_r_avertexnormals+8+eax*4]
fmul ds:dword ptr[_r_plightvec+8]
fxch st(1)
faddp st(2),st(0)
fld st(2)
fmul ds:dword ptr[_aliastransform+0]
fxch st(2)
faddp st(1),st(0)
fst ds:dword ptr[Ltemp]
mov eax,ds:dword ptr[_r_ambientlight]
mov dl,ds:byte ptr[Ltemp+3]
test dl,080h
jz Lsavelight
fmul ds:dword ptr[_r_shadelight]
fistp ds:dword ptr[Ltemp]
add eax,ds:dword ptr[Ltemp]
jns Lp1
sub eax,eax
Lp1:
fxch st(1)
fmul ds:dword ptr[_aliastransform+16]
fxch st(3)
fld st(0)
fmul ds:dword ptr[_aliastransform+4]
fxch st(1)
mov ds:dword ptr[0+16+edi],eax
fmul ds:dword ptr[_aliastransform+20]
fxch st(2)
fadd ds:dword ptr[_aliastransform+12]
fxch st(4)
fadd ds:dword ptr[_aliastransform+28]
fxch st(3)
fld st(0)
fmul ds:dword ptr[_aliastransform+8]
fxch st(1)
fmul ds:dword ptr[_aliastransform+24]
fxch st(5)
faddp st(2),st(0)
fxch st(3)
faddp st(2),st(0)
add esi,4
faddp st(2),st(0)
faddp st(2),st(0)
add ebp,12
fmul st(0),st(2)
fxch st(1)
fmul st(0),st(2)
fxch st(1)
fadd ds:dword ptr[_aliasxcenter]
fxch st(1)
fadd ds:dword ptr[_aliasycenter]
fxch st(2)
fistp ds:dword ptr[0+20+edi]
fistp ds:dword ptr[0+0+edi]
fistp ds:dword ptr[0+4+edi]
add edi,32
dec ecx
jnz Lloop
pop esi
pop edi
pop ebp
ret
Lsavelight:
fstp st(0)
jmp Lp1
_TEXT ENDS
END