aboutsummaryrefslogtreecommitdiffstats
path: root/QW/client/r_edgea.asm
diff options
context:
space:
mode:
authorTravis Bradshaw <travis.bradshaw@idsoftware.com>2012-01-31 14:32:09 -0600
committerTravis Bradshaw <travis.bradshaw@idsoftware.com>2012-01-31 14:32:09 -0600
commit0023db327bc1db00068284b70e1db45857aeee35 (patch)
tree01dd8366d20bd674741cfe8ceb069d82a2e33973 /QW/client/r_edgea.asm
downloadquake-pum-0023db327bc1db00068284b70e1db45857aeee35.tar.gz
The Quake sources as originally release under the GPL license on December 21, 1999
Diffstat (limited to 'QW/client/r_edgea.asm')
-rw-r--r--QW/client/r_edgea.asm699
1 files changed, 699 insertions, 0 deletions
diff --git a/QW/client/r_edgea.asm b/QW/client/r_edgea.asm
new file mode 100644
index 0000000..be6c17f
--- /dev/null
+++ b/QW/client/r_edgea.asm
@@ -0,0 +1,699 @@
+ .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
+Ltemp dd 0
+float_1_div_0100000h dd 035800000h
+float_point_999 dd 0.999
+float_1_point_001 dd 1.001
+_DATA ENDS
+_TEXT SEGMENT
+ public _R_EdgeCodeStart
+_R_EdgeCodeStart:
+ public _R_InsertNewEdges
+_R_InsertNewEdges:
+ push edi
+ push esi
+ mov edx,ds:dword ptr[4+8+esp]
+ push ebx
+ mov ecx,ds:dword ptr[8+12+esp]
+LDoNextEdge:
+ mov eax,ds:dword ptr[0+edx]
+ mov edi,edx
+LContinueSearch:
+ mov ebx,ds:dword ptr[0+ecx]
+ mov esi,ds:dword ptr[12+ecx]
+ cmp eax,ebx
+ jle LAddedge
+ mov ebx,ds:dword ptr[0+esi]
+ mov ecx,ds:dword ptr[12+esi]
+ cmp eax,ebx
+ jle LAddedge2
+ mov ebx,ds:dword ptr[0+ecx]
+ mov esi,ds:dword ptr[12+ecx]
+ cmp eax,ebx
+ jle LAddedge
+ mov ebx,ds:dword ptr[0+esi]
+ mov ecx,ds:dword ptr[12+esi]
+ cmp eax,ebx
+ jg LContinueSearch
+LAddedge2:
+ mov edx,ds:dword ptr[12+edx]
+ mov ebx,ds:dword ptr[8+esi]
+ mov ds:dword ptr[12+edi],esi
+ mov ds:dword ptr[8+edi],ebx
+ mov ds:dword ptr[12+ebx],edi
+ mov ds:dword ptr[8+esi],edi
+ mov ecx,esi
+ cmp edx,0
+ jnz LDoNextEdge
+ jmp LDone
+ align 4
+LAddedge:
+ mov edx,ds:dword ptr[12+edx]
+ mov ebx,ds:dword ptr[8+ecx]
+ mov ds:dword ptr[12+edi],ecx
+ mov ds:dword ptr[8+edi],ebx
+ mov ds:dword ptr[12+ebx],edi
+ mov ds:dword ptr[8+ecx],edi
+ cmp edx,0
+ jnz LDoNextEdge
+LDone:
+ pop ebx
+ pop esi
+ pop edi
+ ret
+ public _R_RemoveEdges
+_R_RemoveEdges:
+ push ebx
+ mov eax,ds:dword ptr[4+4+esp]
+Lre_loop:
+ mov ecx,ds:dword ptr[12+eax]
+ mov ebx,ds:dword ptr[20+eax]
+ mov edx,ds:dword ptr[8+eax]
+ test ebx,ebx
+ mov ds:dword ptr[8+ecx],edx
+ jz Lre_done
+ mov ds:dword ptr[12+edx],ecx
+ mov ecx,ds:dword ptr[12+ebx]
+ mov edx,ds:dword ptr[8+ebx]
+ mov eax,ds:dword ptr[20+ebx]
+ mov ds:dword ptr[8+ecx],edx
+ test eax,eax
+ mov ds:dword ptr[12+edx],ecx
+ jnz Lre_loop
+ pop ebx
+ ret
+Lre_done:
+ mov ds:dword ptr[12+edx],ecx
+ pop ebx
+ ret
+ public _R_StepActiveU
+_R_StepActiveU:
+ push edi
+ mov edx,ds:dword ptr[4+4+esp]
+ push esi
+ push ebx
+ mov esi,ds:dword ptr[8+edx]
+LNewEdge:
+ mov edi,ds:dword ptr[0+esi]
+LNextEdge:
+ mov eax,ds:dword ptr[0+edx]
+ mov ebx,ds:dword ptr[4+edx]
+ add eax,ebx
+ mov esi,ds:dword ptr[12+edx]
+ mov ds:dword ptr[0+edx],eax
+ cmp eax,edi
+ jl LPushBack
+ mov edi,ds:dword ptr[0+esi]
+ mov ebx,ds:dword ptr[4+esi]
+ add edi,ebx
+ mov edx,ds:dword ptr[12+esi]
+ mov ds:dword ptr[0+esi],edi
+ cmp edi,eax
+ jl LPushBack2
+ mov eax,ds:dword ptr[0+edx]
+ mov ebx,ds:dword ptr[4+edx]
+ add eax,ebx
+ mov esi,ds:dword ptr[12+edx]
+ mov ds:dword ptr[0+edx],eax
+ cmp eax,edi
+ jl LPushBack
+ mov edi,ds:dword ptr[0+esi]
+ mov ebx,ds:dword ptr[4+esi]
+ add edi,ebx
+ mov edx,ds:dword ptr[12+esi]
+ mov ds:dword ptr[0+esi],edi
+ cmp edi,eax
+ jnl LNextEdge
+LPushBack2:
+ mov ebx,edx
+ mov eax,edi
+ mov edx,esi
+ mov esi,ebx
+LPushBack:
+ mov ecx,ds:dword ptr[8+edx]
+ mov ebx,ds:dword ptr[12+edx]
+ cmp edx,offset _edge_aftertail
+ jz LUDone
+ mov edi,ds:dword ptr[8+ecx]
+ mov ds:dword ptr[8+esi],ecx
+ mov ds:dword ptr[12+ecx],ebx
+LPushBackLoop:
+ mov ecx,ds:dword ptr[8+edi]
+ mov ebx,ds:dword ptr[0+edi]
+ cmp eax,ebx
+ jnl LPushBackFound
+ mov edi,ds:dword ptr[8+ecx]
+ mov ebx,ds:dword ptr[0+ecx]
+ cmp eax,ebx
+ jl LPushBackLoop
+ mov edi,ecx
+LPushBackFound:
+ mov ebx,ds:dword ptr[12+edi]
+ mov ds:dword ptr[8+edx],edi
+ mov ds:dword ptr[12+edx],ebx
+ mov ds:dword ptr[12+edi],edx
+ mov ds:dword ptr[8+ebx],edx
+ mov edx,esi
+ mov esi,ds:dword ptr[8+esi]
+ cmp edx,offset _edge_tail
+ jnz LNewEdge
+LUDone:
+ pop ebx
+ pop esi
+ pop edi
+ ret
+ align 4
+TrailingEdge:
+ mov eax,ds:dword ptr[20+esi]
+ dec eax
+ jnz LInverted
+ mov ds:dword ptr[20+esi],eax
+ mov ecx,ds:dword ptr[40+esi]
+ mov edx,ds:dword ptr[12345678h]
+LPatch0:
+ mov eax,ds:dword ptr[_r_bmodelactive]
+ sub eax,ecx
+ cmp edx,esi
+ mov ds:dword ptr[_r_bmodelactive],eax
+ jnz LNoEmit
+ mov eax,ds:dword ptr[0+ebx]
+ shr eax,20
+ mov edx,ds:dword ptr[16+esi]
+ mov ecx,ds:dword ptr[0+esi]
+ cmp eax,edx
+ jle LNoEmit2
+ mov ds:dword ptr[16+ecx],eax
+ sub eax,edx
+ mov ds:dword ptr[0+ebp],edx
+ mov ds:dword ptr[8+ebp],eax
+ mov eax,ds:dword ptr[_current_iv]
+ mov ds:dword ptr[4+ebp],eax
+ mov eax,ds:dword ptr[8+esi]
+ mov ds:dword ptr[12+ebp],eax
+ mov ds:dword ptr[8+esi],ebp
+ add ebp,16
+ mov edx,ds:dword ptr[0+esi]
+ mov esi,ds:dword ptr[4+esi]
+ mov ds:dword ptr[0+esi],edx
+ mov ds:dword ptr[4+edx],esi
+ ret
+LNoEmit2:
+ mov ds:dword ptr[16+ecx],eax
+ mov edx,ds:dword ptr[0+esi]
+ mov esi,ds:dword ptr[4+esi]
+ mov ds:dword ptr[0+esi],edx
+ mov ds:dword ptr[4+edx],esi
+ ret
+LNoEmit:
+ mov edx,ds:dword ptr[0+esi]
+ mov esi,ds:dword ptr[4+esi]
+ mov ds:dword ptr[0+esi],edx
+ mov ds:dword ptr[4+edx],esi
+ ret
+LInverted:
+ mov ds:dword ptr[20+esi],eax
+ ret
+Lgs_trailing:
+ push offset Lgs_nextedge
+ jmp TrailingEdge
+ public _R_GenerateSpans
+_R_GenerateSpans:
+ push ebp
+ push edi
+ push esi
+ push ebx
+ mov eax,ds:dword ptr[_surfaces]
+ mov edx,ds:dword ptr[_edge_head_u_shift20]
+ add eax,64
+ mov ebp,ds:dword ptr[_span_p]
+ mov ds:dword ptr[_r_bmodelactive],0
+ mov ds:dword ptr[0+eax],eax
+ mov ds:dword ptr[4+eax],eax
+ mov ds:dword ptr[16+eax],edx
+ mov ebx,ds:dword ptr[_edge_head+12]
+ cmp ebx,offset _edge_tail
+ jz Lgs_lastspan
+Lgs_edgeloop:
+ mov edi,ds:dword ptr[16+ebx]
+ mov eax,ds:dword ptr[_surfaces]
+ mov esi,edi
+ and edi,0FFFF0000h
+ and esi,0FFFFh
+ jz Lgs_leading
+ shl esi,6
+ add esi,eax
+ test edi,edi
+ jz Lgs_trailing
+ call near ptr TrailingEdge
+ mov eax,ds:dword ptr[_surfaces]
+Lgs_leading:
+ shr edi,16-6
+ mov eax,ds:dword ptr[_surfaces]
+ add edi,eax
+ mov esi,ds:dword ptr[12345678h]
+LPatch2:
+ mov edx,ds:dword ptr[20+edi]
+ mov eax,ds:dword ptr[40+edi]
+ test eax,eax
+ jnz Lbmodel_leading
+ test edx,edx
+ jnz Lxl_done
+ inc edx
+ mov eax,ds:dword ptr[12+edi]
+ mov ds:dword ptr[20+edi],edx
+ mov ecx,ds:dword ptr[12+esi]
+ cmp eax,ecx
+ jl Lnewtop
+Lsortloopnb:
+ mov esi,ds:dword ptr[0+esi]
+ mov ecx,ds:dword ptr[12+esi]
+ cmp eax,ecx
+ jge Lsortloopnb
+ jmp LInsertAndExit
+ align 4
+Lbmodel_leading:
+ test edx,edx
+ jnz Lxl_done
+ mov ecx,ds:dword ptr[_r_bmodelactive]
+ inc edx
+ inc ecx
+ mov ds:dword ptr[20+edi],edx
+ mov ds:dword ptr[_r_bmodelactive],ecx
+ mov eax,ds:dword ptr[12+edi]
+ mov ecx,ds:dword ptr[12+esi]
+ cmp eax,ecx
+ jl Lnewtop
+ jz Lzcheck_for_newtop
+Lsortloop:
+ mov esi,ds:dword ptr[0+esi]
+ mov ecx,ds:dword ptr[12+esi]
+ cmp eax,ecx
+ jg Lsortloop
+ jne LInsertAndExit
+ mov eax,ds:dword ptr[0+ebx]
+ sub eax,0FFFFFh
+ mov ds:dword ptr[Ltemp],eax
+ fild ds:dword ptr[Ltemp]
+ fmul ds:dword ptr[float_1_div_0100000h]
+ fld st(0)
+ fmul ds:dword ptr[48+edi]
+ fld ds:dword ptr[_fv]
+ fmul ds:dword ptr[52+edi]
+ fxch st(1)
+ fadd ds:dword ptr[44+edi]
+ fld ds:dword ptr[48+esi]
+ fmul st(0),st(3)
+ fxch st(1)
+ faddp st(2),st(0)
+ fld ds:dword ptr[_fv]
+ fmul ds:dword ptr[52+esi]
+ fld st(2)
+ fmul ds:dword ptr[float_point_999]
+ fxch st(2)
+ fadd ds:dword ptr[44+esi]
+ faddp st(1),st(0)
+ fxch st(1)
+ fcomp st(1)
+ fxch st(1)
+ fmul ds:dword ptr[float_1_point_001]
+ fxch st(1)
+ fnstsw ax
+ test ah,001h
+ jz Lgotposition_fpop3
+ fcomp st(1)
+ fnstsw ax
+ test ah,045h
+ jz Lsortloop_fpop2
+ fld ds:dword ptr[48+edi]
+ fcomp ds:dword ptr[48+esi]
+ fnstsw ax
+ test ah,001h
+ jz Lgotposition_fpop2
+ fstp st(0)
+ fstp st(0)
+ mov eax,ds:dword ptr[12+edi]
+ jmp Lsortloop
+Lgotposition_fpop3:
+ fstp st(0)
+Lgotposition_fpop2:
+ fstp st(0)
+ fstp st(0)
+ jmp LInsertAndExit
+Lnewtop_fpop3:
+ fstp st(0)
+Lnewtop_fpop2:
+ fstp st(0)
+ fstp st(0)
+ mov eax,ds:dword ptr[12+edi]
+Lnewtop:
+ mov eax,ds:dword ptr[0+ebx]
+ mov edx,ds:dword ptr[16+esi]
+ shr eax,20
+ mov ds:dword ptr[16+edi],eax
+ cmp eax,edx
+ jle LInsertAndExit
+ sub eax,edx
+ mov ds:dword ptr[0+ebp],edx
+ mov ds:dword ptr[8+ebp],eax
+ mov eax,ds:dword ptr[_current_iv]
+ mov ds:dword ptr[4+ebp],eax
+ mov eax,ds:dword ptr[8+esi]
+ mov ds:dword ptr[12+ebp],eax
+ mov ds:dword ptr[8+esi],ebp
+ add ebp,16
+LInsertAndExit:
+ mov ds:dword ptr[0+edi],esi
+ mov eax,ds:dword ptr[4+esi]
+ mov ds:dword ptr[4+edi],eax
+ mov ds:dword ptr[4+esi],edi
+ mov ds:dword ptr[0+eax],edi
+Lgs_nextedge:
+ mov ebx,ds:dword ptr[12+ebx]
+ cmp ebx,offset _edge_tail
+ jnz Lgs_edgeloop
+Lgs_lastspan:
+ mov esi,ds:dword ptr[12345678h]
+LPatch3:
+ mov eax,ds:dword ptr[_edge_tail_u_shift20]
+ xor ecx,ecx
+ mov edx,ds:dword ptr[16+esi]
+ sub eax,edx
+ jle Lgs_resetspanstate
+ mov ds:dword ptr[0+ebp],edx
+ mov ds:dword ptr[8+ebp],eax
+ mov eax,ds:dword ptr[_current_iv]
+ mov ds:dword ptr[4+ebp],eax
+ mov eax,ds:dword ptr[8+esi]
+ mov ds:dword ptr[12+ebp],eax
+ mov ds:dword ptr[8+esi],ebp
+ add ebp,16
+Lgs_resetspanstate:
+ mov ds:dword ptr[20+esi],ecx
+ mov esi,ds:dword ptr[0+esi]
+ cmp esi,012345678h
+LPatch4:
+ jnz Lgs_resetspanstate
+ mov ds:dword ptr[_span_p],ebp
+ pop ebx
+ pop esi
+ pop edi
+ pop ebp
+ ret
+ align 4
+Lxl_done:
+ inc edx
+ mov ds:dword ptr[20+edi],edx
+ jmp Lgs_nextedge
+ align 4
+Lzcheck_for_newtop:
+ mov eax,ds:dword ptr[0+ebx]
+ sub eax,0FFFFFh
+ mov ds:dword ptr[Ltemp],eax
+ fild ds:dword ptr[Ltemp]
+ fmul ds:dword ptr[float_1_div_0100000h]
+ fld st(0)
+ fmul ds:dword ptr[48+edi]
+ fld ds:dword ptr[_fv]
+ fmul ds:dword ptr[52+edi]
+ fxch st(1)
+ fadd ds:dword ptr[44+edi]
+ fld ds:dword ptr[48+esi]
+ fmul st(0),st(3)
+ fxch st(1)
+ faddp st(2),st(0)
+ fld ds:dword ptr[_fv]
+ fmul ds:dword ptr[52+esi]
+ fld st(2)
+ fmul ds:dword ptr[float_point_999]
+ fxch st(2)
+ fadd ds:dword ptr[44+esi]
+ faddp st(1),st(0)
+ fxch st(1)
+ fcomp st(1)
+ fxch st(1)
+ fmul ds:dword ptr[float_1_point_001]
+ fxch st(1)
+ fnstsw ax
+ test ah,001h
+ jz Lnewtop_fpop3
+ fcomp st(1)
+ fnstsw ax
+ test ah,045h
+ jz Lsortloop_fpop2
+ fld ds:dword ptr[48+edi]
+ fcomp ds:dword ptr[48+esi]
+ fnstsw ax
+ test ah,001h
+ jz Lnewtop_fpop2
+Lsortloop_fpop2:
+ fstp st(0)
+ fstp st(0)
+ mov eax,ds:dword ptr[12+edi]
+ jmp Lsortloop
+ public _R_EdgeCodeEnd
+_R_EdgeCodeEnd:
+ align 4
+ public _R_SurfacePatch
+_R_SurfacePatch:
+ mov eax,ds:dword ptr[_surfaces]
+ add eax,64
+ mov ds:dword ptr[LPatch4-4],eax
+ add eax,0
+ mov ds:dword ptr[LPatch0-4],eax
+ mov ds:dword ptr[LPatch2-4],eax
+ mov ds:dword ptr[LPatch3-4],eax
+ ret
+_TEXT ENDS
+ END