xref: /external/quake/quake/src/QW/client/r_aclipa.asm

 .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
Ltemp0 dd 0
Ltemp1 dd 0
_DATA ENDS
_TEXT SEGMENT
 public _R_Alias_clip_bottom
_R_Alias_clip_bottom:
 push esi
 push edi
 mov esi,ds:dword ptr[8+4+esp]
 mov edi,ds:dword ptr[8+8+esp]
 mov eax,ds:dword ptr[_r_refdef+52]
LDoForwardOrBackward:
 mov edx,ds:dword ptr[0+4+esi]
 mov ecx,ds:dword ptr[0+4+edi]
 cmp edx,ecx
 jl LDoForward
 mov ecx,ds:dword ptr[0+4+esi]
 mov edx,ds:dword ptr[0+4+edi]
 mov edi,ds:dword ptr[8+4+esp]
 mov esi,ds:dword ptr[8+8+esp]
LDoForward:
 sub ecx,edx
 sub eax,edx
 mov ds:dword ptr[Ltemp1],ecx
 mov ds:dword ptr[Ltemp0],eax
 fild ds:dword ptr[Ltemp1]
 fild ds:dword ptr[Ltemp0]
 mov edx,ds:dword ptr[8+12+esp]
 mov eax,2
 fdivrp st(1),st(0)
LDo3Forward:
 fild ds:dword ptr[0+0+esi]
 fild ds:dword ptr[0+0+edi]
 fild ds:dword ptr[0+4+esi]
 fild ds:dword ptr[0+4+edi]
 fild ds:dword ptr[0+8+esi]
 fild ds:dword ptr[0+8+edi]
 fxch st(5)
 fsub st(4),st(0)
 fxch st(3)
 fsub st(2),st(0)
 fxch st(1)
 fsub st(5),st(0)
 fxch st(6)
 fmul st(4),st(0)
 add edi,12
 fmul st(2),st(0)
 add esi,12
 add edx,12
 fmul st(5),st(0)
 fxch st(3)
 faddp st(4),st(0)
 faddp st(1),st(0)
 fxch st(4)
 faddp st(3),st(0)
 fxch st(1)
 fadd ds:dword ptr[float_point5]
 fxch st(3)
 fadd ds:dword ptr[float_point5]
 fxch st(2)
 fadd ds:dword ptr[float_point5]
 fxch st(3)
 fistp ds:dword ptr[0+0-12+edx]
 fxch st(1)
 fistp ds:dword ptr[0+4-12+edx]
 fxch st(1)
 fistp ds:dword ptr[0+8-12+edx]
 dec eax
 jnz LDo3Forward
 fstp st(0)
 pop edi
 pop esi
 ret
 public _R_Alias_clip_top
_R_Alias_clip_top:
 push esi
 push edi
 mov esi,ds:dword ptr[8+4+esp]
 mov edi,ds:dword ptr[8+8+esp]
 mov eax,ds:dword ptr[_r_refdef+20+4]
 jmp LDoForwardOrBackward
 public _R_Alias_clip_right
_R_Alias_clip_right:
 push esi
 push edi
 mov esi,ds:dword ptr[8+4+esp]
 mov edi,ds:dword ptr[8+8+esp]
 mov eax,ds:dword ptr[_r_refdef+48]
LRightLeftEntry:
 mov edx,ds:dword ptr[0+4+esi]
 mov ecx,ds:dword ptr[0+4+edi]
 cmp edx,ecx
 mov edx,ds:dword ptr[0+0+esi]
 mov ecx,ds:dword ptr[0+0+edi]
 jl LDoForward2
 mov ecx,ds:dword ptr[0+0+esi]
 mov edx,ds:dword ptr[0+0+edi]
 mov edi,ds:dword ptr[8+4+esp]
 mov esi,ds:dword ptr[8+8+esp]
LDoForward2:
 jmp LDoForward
 public _R_Alias_clip_left
_R_Alias_clip_left:
 push esi
 push edi
 mov esi,ds:dword ptr[8+4+esp]
 mov edi,ds:dword ptr[8+8+esp]
 mov eax,ds:dword ptr[_r_refdef+20+0]
 jmp LRightLeftEntry
_TEXT ENDS
 END