mirror of
https://github.com/id-Software/Quake.git
synced 2026-03-20 09:00:31 +01:00
The Quake sources as originally release under the GPL license on December 21, 1999
This commit is contained in:
Travis Bradshaw
673
QW/client/r_drawa.asm
Normal file
673
QW/client/r_drawa.asm
Normal file
@@ -0,0 +1,673 @@
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.386P
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.model FLAT
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externdef _d_zistepu:dword
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||||
externdef _d_pzbuffer:dword
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externdef _d_zistepv:dword
|
||||
externdef _d_zrowbytes:dword
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externdef _d_ziorigin:dword
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externdef _r_turb_s:dword
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externdef _r_turb_t:dword
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||||
externdef _r_turb_pdest:dword
|
||||
externdef _r_turb_spancount:dword
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||||
externdef _r_turb_turb:dword
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externdef _r_turb_pbase:dword
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||||
externdef _r_turb_sstep:dword
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||||
externdef _r_turb_tstep:dword
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||||
externdef _r_bmodelactive:dword
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||||
externdef _d_sdivzstepu:dword
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||||
externdef _d_tdivzstepu:dword
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||||
externdef _d_sdivzstepv:dword
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externdef _d_tdivzstepv:dword
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||||
externdef _d_sdivzorigin:dword
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||||
externdef _d_tdivzorigin:dword
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||||
externdef _sadjust:dword
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externdef _tadjust:dword
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||||
externdef _bbextents:dword
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||||
externdef _bbextentt:dword
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||||
externdef _cacheblock:dword
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||||
externdef _d_viewbuffer:dword
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externdef _cachewidth:dword
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externdef _d_pzbuffer:dword
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externdef _d_zrowbytes:dword
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||||
externdef _d_zwidth:dword
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externdef _d_scantable:dword
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||||
externdef _r_lightptr:dword
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||||
externdef _r_numvblocks:dword
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externdef _prowdestbase:dword
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externdef _pbasesource:dword
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||||
externdef _r_lightwidth:dword
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externdef _lightright:dword
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externdef _lightrightstep:dword
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||||
externdef _lightdeltastep:dword
|
||||
externdef _lightdelta:dword
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externdef _lightright:dword
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externdef _lightdelta:dword
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||||
externdef _sourcetstep:dword
|
||||
externdef _surfrowbytes:dword
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||||
externdef _lightrightstep:dword
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||||
externdef _lightdeltastep:dword
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||||
externdef _r_sourcemax:dword
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||||
externdef _r_stepback:dword
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||||
externdef _colormap:dword
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||||
externdef _blocksize:dword
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||||
externdef _sourcesstep:dword
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||||
externdef _lightleft:dword
|
||||
externdef _blockdivshift:dword
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||||
externdef _blockdivmask:dword
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||||
externdef _lightleftstep:dword
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||||
externdef _r_origin:dword
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||||
externdef _r_ppn:dword
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externdef _r_pup:dword
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||||
externdef _r_pright:dword
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externdef _ycenter:dword
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||||
externdef _xcenter:dword
|
||||
externdef _d_vrectbottom_particle:dword
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||||
externdef _d_vrectright_particle:dword
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||||
externdef _d_vrecty:dword
|
||||
externdef _d_vrectx:dword
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externdef _d_pix_shift:dword
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||||
externdef _d_pix_min:dword
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||||
externdef _d_pix_max:dword
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||||
externdef _d_y_aspect_shift:dword
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||||
externdef _screenwidth:dword
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||||
externdef _vright:dword
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externdef _vup:dword
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||||
externdef _vpn:dword
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||||
externdef _BOPS_Error:dword
|
||||
externdef _snd_scaletable:dword
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||||
externdef _paintbuffer:dword
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||||
externdef _snd_linear_count:dword
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externdef _snd_p:dword
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||||
externdef _snd_vol:dword
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||||
externdef _snd_out:dword
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||||
externdef _r_leftclipped:dword
|
||||
externdef _r_leftenter:dword
|
||||
externdef _r_rightclipped:dword
|
||||
externdef _r_rightenter:dword
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||||
externdef _modelorg:dword
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||||
externdef _xscale:dword
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||||
externdef _r_refdef:dword
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externdef _yscale:dword
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||||
externdef _r_leftexit:dword
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||||
externdef _r_rightexit:dword
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||||
externdef _r_lastvertvalid:dword
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||||
externdef _cacheoffset:dword
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||||
externdef _newedges:dword
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||||
externdef _removeedges:dword
|
||||
externdef _r_pedge:dword
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||||
externdef _r_framecount:dword
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||||
externdef _r_u1:dword
|
||||
externdef _r_emitted:dword
|
||||
externdef _edge_p:dword
|
||||
externdef _surface_p:dword
|
||||
externdef _surfaces:dword
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||||
externdef _r_lzi1:dword
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||||
externdef _r_v1:dword
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||||
externdef _r_ceilv1:dword
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||||
externdef _r_nearzi:dword
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||||
externdef _r_nearzionly:dword
|
||||
externdef _edge_aftertail:dword
|
||||
externdef _edge_tail:dword
|
||||
externdef _current_iv:dword
|
||||
externdef _edge_head_u_shift20:dword
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||||
externdef _span_p:dword
|
||||
externdef _edge_head:dword
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||||
externdef _fv:dword
|
||||
externdef _edge_tail_u_shift20:dword
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||||
externdef _r_apverts:dword
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||||
externdef _r_anumverts:dword
|
||||
externdef _aliastransform:dword
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||||
externdef _r_avertexnormals:dword
|
||||
externdef _r_plightvec:dword
|
||||
externdef _r_ambientlight:dword
|
||||
externdef _r_shadelight:dword
|
||||
externdef _aliasxcenter:dword
|
||||
externdef _aliasycenter:dword
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||||
externdef _a_sstepxfrac:dword
|
||||
externdef _r_affinetridesc:dword
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||||
externdef _acolormap:dword
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||||
externdef _d_pcolormap:dword
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||||
externdef _r_affinetridesc:dword
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||||
externdef _d_sfrac:dword
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||||
externdef _d_ptex:dword
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||||
externdef _d_pedgespanpackage:dword
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||||
externdef _d_tfrac:dword
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||||
externdef _d_light:dword
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||||
externdef _d_zi:dword
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||||
externdef _d_pdest:dword
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||||
externdef _d_pz:dword
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||||
externdef _d_aspancount:dword
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||||
externdef _erroradjustup:dword
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||||
externdef _errorterm:dword
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||||
externdef _d_xdenom:dword
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||||
externdef _r_p0:dword
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||||
externdef _r_p1:dword
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externdef _r_p2:dword
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||||
externdef _a_tstepxfrac:dword
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||||
externdef _r_sstepx:dword
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||||
externdef _r_tstepx:dword
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||||
externdef _a_ststepxwhole:dword
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||||
externdef _zspantable:dword
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||||
externdef _skintable:dword
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||||
externdef _r_zistepx:dword
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||||
externdef _erroradjustdown:dword
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||||
externdef _d_countextrastep:dword
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||||
externdef _ubasestep:dword
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||||
externdef _a_ststepxwhole:dword
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||||
externdef _a_tstepxfrac:dword
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||||
externdef _r_lstepx:dword
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||||
externdef _a_spans:dword
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||||
externdef _erroradjustdown:dword
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||||
externdef _d_pdestextrastep:dword
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||||
externdef _d_pzextrastep:dword
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||||
externdef _d_sfracextrastep:dword
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||||
externdef _d_ptexextrastep:dword
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||||
externdef _d_countextrastep:dword
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||||
externdef _d_tfracextrastep:dword
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||||
externdef _d_lightextrastep:dword
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||||
externdef _d_ziextrastep:dword
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||||
externdef _d_pdestbasestep:dword
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||||
externdef _d_pzbasestep:dword
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||||
externdef _d_sfracbasestep:dword
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||||
externdef _d_ptexbasestep:dword
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||||
externdef _ubasestep:dword
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externdef _d_tfracbasestep:dword
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||||
externdef _d_lightbasestep:dword
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||||
externdef _d_zibasestep:dword
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externdef _zspantable:dword
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||||
externdef _r_lstepy:dword
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||||
externdef _r_sstepy:dword
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||||
externdef _r_tstepy:dword
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||||
externdef _r_zistepy:dword
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||||
externdef _D_PolysetSetEdgeTable:dword
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||||
externdef _D_RasterizeAliasPolySmooth:dword
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||||
externdef float_point5:dword
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||||
externdef Float2ToThe31nd:dword
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||||
externdef izistep:dword
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||||
externdef izi:dword
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||||
externdef FloatMinus2ToThe31nd:dword
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||||
externdef float_1:dword
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||||
externdef float_particle_z_clip:dword
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||||
externdef float_minus_1:dword
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||||
externdef float_0:dword
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||||
externdef fp_16:dword
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||||
externdef fp_64k:dword
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||||
externdef fp_1m:dword
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||||
externdef fp_1m_minus_1:dword
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||||
externdef fp_8:dword
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||||
externdef entryvec_table:dword
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||||
externdef advancetable:dword
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||||
externdef sstep:dword
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externdef tstep:dword
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||||
externdef pspantemp:dword
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||||
externdef counttemp:dword
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||||
externdef jumptemp:dword
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||||
externdef reciprocal_table:dword
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||||
externdef DP_Count:dword
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||||
externdef DP_u:dword
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||||
externdef DP_v:dword
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||||
externdef DP_32768:dword
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||||
externdef DP_Color:dword
|
||||
externdef DP_Pix:dword
|
||||
externdef DP_EntryTable:dword
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||||
externdef pbase:dword
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||||
externdef s:dword
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||||
externdef t:dword
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||||
externdef sfracf:dword
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||||
externdef tfracf:dword
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||||
externdef snext:dword
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||||
externdef tnext:dword
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||||
externdef spancountminus1:dword
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||||
externdef zi16stepu:dword
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||||
externdef sdivz16stepu:dword
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||||
externdef tdivz16stepu:dword
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||||
externdef zi8stepu:dword
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||||
externdef sdivz8stepu:dword
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||||
externdef tdivz8stepu:dword
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||||
externdef reciprocal_table_16:dword
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||||
externdef entryvec_table_16:dword
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||||
externdef ceil_cw:dword
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||||
externdef single_cw:dword
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||||
externdef fp_64kx64k:dword
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externdef pz:dword
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||||
externdef spr8entryvec_table:dword
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_DATA SEGMENT
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Ld0 dd 0.0
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Ld1 dd 0.0
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Lstack dd 0
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Lfp_near_clip dd 0.01
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||||
Lceilv0 dd 0
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Lv dd 0
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||||
Lu0 dd 0
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Lv0 dd 0
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Lzi0 dd 0
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_DATA ENDS
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_TEXT SEGMENT
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align 4
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public _R_ClipEdge
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_R_ClipEdge:
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push esi
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push edi
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push ebx
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mov ds:dword ptr[Lstack],esp
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mov ebx,ds:dword ptr[12+12+esp]
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mov esi,ds:dword ptr[4+12+esp]
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mov edx,ds:dword ptr[8+12+esp]
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test ebx,ebx
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||||
jz Lemit
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||||
Lcliploop:
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fld ds:dword ptr[0+0+esi]
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||||
fmul ds:dword ptr[0+0+ebx]
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||||
fld ds:dword ptr[0+4+esi]
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||||
fmul ds:dword ptr[0+4+ebx]
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||||
fld ds:dword ptr[0+8+esi]
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||||
fmul ds:dword ptr[0+8+ebx]
|
||||
fxch st(1)
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||||
faddp st(2),st(0)
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||||
fld ds:dword ptr[0+0+edx]
|
||||
fmul ds:dword ptr[0+0+ebx]
|
||||
fld ds:dword ptr[0+4+edx]
|
||||
fmul ds:dword ptr[0+4+ebx]
|
||||
fld ds:dword ptr[0+8+edx]
|
||||
fmul ds:dword ptr[0+8+ebx]
|
||||
fxch st(1)
|
||||
faddp st(2),st(0)
|
||||
fxch st(3)
|
||||
faddp st(2),st(0)
|
||||
faddp st(2),st(0)
|
||||
fsub ds:dword ptr[12+ebx]
|
||||
fxch st(1)
|
||||
fsub ds:dword ptr[12+ebx]
|
||||
fxch st(1)
|
||||
fstp ds:dword ptr[Ld0]
|
||||
fstp ds:dword ptr[Ld1]
|
||||
mov eax,ds:dword ptr[Ld0]
|
||||
mov ecx,ds:dword ptr[Ld1]
|
||||
or ecx,eax
|
||||
js Lp2
|
||||
Lcontinue:
|
||||
mov ebx,ds:dword ptr[16+ebx]
|
||||
test ebx,ebx
|
||||
jnz Lcliploop
|
||||
Lemit:
|
||||
fldcw ds:word ptr[ceil_cw]
|
||||
cmp ds:dword ptr[_r_lastvertvalid],0
|
||||
jz LCalcFirst
|
||||
mov eax,ds:dword ptr[_r_lzi1]
|
||||
mov ecx,ds:dword ptr[_r_u1]
|
||||
mov ds:dword ptr[Lzi0],eax
|
||||
mov ds:dword ptr[Lu0],ecx
|
||||
mov ecx,ds:dword ptr[_r_v1]
|
||||
mov eax,ds:dword ptr[_r_ceilv1]
|
||||
mov ds:dword ptr[Lv0],ecx
|
||||
mov ds:dword ptr[Lceilv0],eax
|
||||
jmp LCalcSecond
|
||||
LCalcFirst:
|
||||
call near ptr LTransformAndProject
|
||||
fst ds:dword ptr[Lv0]
|
||||
fxch st(2)
|
||||
fstp ds:dword ptr[Lu0]
|
||||
fstp ds:dword ptr[Lzi0]
|
||||
fistp ds:dword ptr[Lceilv0]
|
||||
LCalcSecond:
|
||||
mov esi,edx
|
||||
call near ptr LTransformAndProject
|
||||
fld ds:dword ptr[Lu0]
|
||||
fxch st(3)
|
||||
fld ds:dword ptr[Lzi0]
|
||||
fxch st(3)
|
||||
fld ds:dword ptr[Lv0]
|
||||
fxch st(3)
|
||||
fist ds:dword ptr[_r_ceilv1]
|
||||
fldcw ds:word ptr[single_cw]
|
||||
fst ds:dword ptr[_r_v1]
|
||||
fxch st(4)
|
||||
fcom st(1)
|
||||
fnstsw ax
|
||||
test ah,1
|
||||
jz LP0
|
||||
fstp st(0)
|
||||
fld st(0)
|
||||
LP0:
|
||||
fxch st(1)
|
||||
fstp ds:dword ptr[_r_lzi1]
|
||||
fxch st(1)
|
||||
fst ds:dword ptr[_r_u1]
|
||||
fxch st(1)
|
||||
fcom ds:dword ptr[_r_nearzi]
|
||||
fnstsw ax
|
||||
test ah,045h
|
||||
jnz LP1
|
||||
fst ds:dword ptr[_r_nearzi]
|
||||
LP1:
|
||||
mov eax,ds:dword ptr[_r_nearzionly]
|
||||
test eax,eax
|
||||
jz LP2
|
||||
LPop5AndDone:
|
||||
mov eax,ds:dword ptr[_cacheoffset]
|
||||
mov edx,ds:dword ptr[_r_framecount]
|
||||
cmp eax,07FFFFFFFh
|
||||
jz LDoPop
|
||||
and edx,07FFFFFFFh
|
||||
or edx,080000000h
|
||||
mov ds:dword ptr[_cacheoffset],edx
|
||||
LDoPop:
|
||||
fstp st(0)
|
||||
fstp st(0)
|
||||
fstp st(0)
|
||||
fstp st(0)
|
||||
fstp st(0)
|
||||
jmp Ldone
|
||||
LP2:
|
||||
mov ebx,ds:dword ptr[Lceilv0]
|
||||
mov edi,ds:dword ptr[_edge_p]
|
||||
mov ecx,ds:dword ptr[_r_ceilv1]
|
||||
mov edx,edi
|
||||
mov esi,ds:dword ptr[_r_pedge]
|
||||
add edx,32
|
||||
cmp ebx,ecx
|
||||
jz LPop5AndDone
|
||||
mov eax,ds:dword ptr[_r_pedge]
|
||||
mov ds:dword ptr[28+edi],eax
|
||||
fstp ds:dword ptr[24+edi]
|
||||
jc LSide0
|
||||
LSide1:
|
||||
fsubp st(3),st(0)
|
||||
fsub st(0),st(1)
|
||||
fdivp st(2),st(0)
|
||||
mov ds:dword ptr[_r_emitted],1
|
||||
mov ds:dword ptr[_edge_p],edx
|
||||
mov eax,ds:dword ptr[edx]
|
||||
mov eax,ecx
|
||||
lea ecx,ds:dword ptr[-1+ebx]
|
||||
mov ebx,eax
|
||||
mov eax,ds:dword ptr[_surface_p]
|
||||
mov esi,ds:dword ptr[_surfaces]
|
||||
sub edx,edx
|
||||
sub eax,esi
|
||||
shr eax,6
|
||||
mov ds:dword ptr[16+edi],edx
|
||||
mov ds:dword ptr[16+2+edi],eax
|
||||
sub esi,esi
|
||||
mov ds:dword ptr[Lv],ebx
|
||||
fild ds:dword ptr[Lv]
|
||||
fsubrp st(1),st(0)
|
||||
fmul st(0),st(1)
|
||||
fadd ds:dword ptr[_r_u1]
|
||||
jmp LSideDone
|
||||
LSide0:
|
||||
fsub st(0),st(3)
|
||||
fxch st(2)
|
||||
fsub st(0),st(1)
|
||||
fdivp st(2),st(0)
|
||||
mov ds:dword ptr[_r_emitted],1
|
||||
mov ds:dword ptr[_edge_p],edx
|
||||
mov eax,ds:dword ptr[edx]
|
||||
dec ecx
|
||||
mov eax,ds:dword ptr[_surface_p]
|
||||
mov esi,ds:dword ptr[_surfaces]
|
||||
sub edx,edx
|
||||
sub eax,esi
|
||||
shr eax,6
|
||||
mov ds:dword ptr[16+2+edi],edx
|
||||
mov ds:dword ptr[16+edi],eax
|
||||
mov esi,1
|
||||
mov ds:dword ptr[Lv],ebx
|
||||
fild ds:dword ptr[Lv]
|
||||
fsubrp st(1),st(0)
|
||||
fmul st(0),st(1)
|
||||
faddp st(2),st(0)
|
||||
fxch st(1)
|
||||
LSideDone:
|
||||
fmul ds:dword ptr[fp_1m]
|
||||
fxch st(1)
|
||||
fmul ds:dword ptr[fp_1m]
|
||||
fxch st(1)
|
||||
fadd ds:dword ptr[fp_1m_minus_1]
|
||||
fxch st(1)
|
||||
fistp ds:dword ptr[4+edi]
|
||||
fistp ds:dword ptr[0+edi]
|
||||
mov eax,ds:dword ptr[0+edi]
|
||||
mov edx,ds:dword ptr[_r_refdef+76]
|
||||
cmp eax,edx
|
||||
jl LP4
|
||||
mov edx,ds:dword ptr[_r_refdef+80]
|
||||
cmp eax,edx
|
||||
jng LP5
|
||||
LP4:
|
||||
mov ds:dword ptr[0+edi],edx
|
||||
mov eax,edx
|
||||
LP5:
|
||||
add eax,esi
|
||||
mov esi,ds:dword ptr[_newedges+ebx*4]
|
||||
test esi,esi
|
||||
jz LDoFirst
|
||||
cmp ds:dword ptr[0+esi],eax
|
||||
jl LNotFirst
|
||||
LDoFirst:
|
||||
mov ds:dword ptr[12+edi],esi
|
||||
mov ds:dword ptr[_newedges+ebx*4],edi
|
||||
jmp LSetRemove
|
||||
LNotFirst:
|
||||
LFindInsertLoop:
|
||||
mov edx,esi
|
||||
mov esi,ds:dword ptr[12+esi]
|
||||
test esi,esi
|
||||
jz LInsertFound
|
||||
cmp ds:dword ptr[0+esi],eax
|
||||
jl LFindInsertLoop
|
||||
LInsertFound:
|
||||
mov ds:dword ptr[12+edi],esi
|
||||
mov ds:dword ptr[12+edx],edi
|
||||
LSetRemove:
|
||||
mov eax,ds:dword ptr[_removeedges+ecx*4]
|
||||
mov ds:dword ptr[_removeedges+ecx*4],edi
|
||||
mov ds:dword ptr[20+edi],eax
|
||||
Ldone:
|
||||
mov esp,ds:dword ptr[Lstack]
|
||||
pop ebx
|
||||
pop edi
|
||||
pop esi
|
||||
ret
|
||||
Lp2:
|
||||
test eax,eax
|
||||
jns Lp1
|
||||
mov eax,ds:dword ptr[Ld1]
|
||||
test eax,eax
|
||||
jns Lp3
|
||||
mov eax,ds:dword ptr[_r_leftclipped]
|
||||
mov ecx,ds:dword ptr[_r_pedge]
|
||||
test eax,eax
|
||||
jnz Ldone
|
||||
mov eax,ds:dword ptr[_r_framecount]
|
||||
and eax,07FFFFFFFh
|
||||
or eax,080000000h
|
||||
mov ds:dword ptr[_cacheoffset],eax
|
||||
jmp Ldone
|
||||
Lp1:
|
||||
fld ds:dword ptr[Ld0]
|
||||
fld ds:dword ptr[Ld1]
|
||||
fsubr st(0),st(1)
|
||||
mov ds:dword ptr[_cacheoffset],07FFFFFFFh
|
||||
fdivp st(1),st(0)
|
||||
sub esp,12
|
||||
fld ds:dword ptr[0+8+edx]
|
||||
fsub ds:dword ptr[0+8+esi]
|
||||
fld ds:dword ptr[0+4+edx]
|
||||
fsub ds:dword ptr[0+4+esi]
|
||||
fld ds:dword ptr[0+0+edx]
|
||||
fsub ds:dword ptr[0+0+esi]
|
||||
mov edx,esp
|
||||
mov eax,ds:dword ptr[20+ebx]
|
||||
test al,al
|
||||
fmul st(0),st(3)
|
||||
fxch st(1)
|
||||
fmul st(0),st(3)
|
||||
fxch st(2)
|
||||
fmulp st(3),st(0)
|
||||
fadd ds:dword ptr[0+0+esi]
|
||||
fxch st(1)
|
||||
fadd ds:dword ptr[0+4+esi]
|
||||
fxch st(2)
|
||||
fadd ds:dword ptr[0+8+esi]
|
||||
fxch st(1)
|
||||
fstp ds:dword ptr[0+0+esp]
|
||||
fstp ds:dword ptr[0+8+esp]
|
||||
fstp ds:dword ptr[0+4+esp]
|
||||
jz Ltestright
|
||||
mov ds:dword ptr[_r_leftclipped],1
|
||||
mov eax,ds:dword ptr[0+0+esp]
|
||||
mov ds:dword ptr[_r_leftexit+0+0],eax
|
||||
mov eax,ds:dword ptr[0+4+esp]
|
||||
mov ds:dword ptr[_r_leftexit+0+4],eax
|
||||
mov eax,ds:dword ptr[0+8+esp]
|
||||
mov ds:dword ptr[_r_leftexit+0+8],eax
|
||||
jmp Lcontinue
|
||||
Ltestright:
|
||||
test ah,ah
|
||||
jz Lcontinue
|
||||
mov ds:dword ptr[_r_rightclipped],1
|
||||
mov eax,ds:dword ptr[0+0+esp]
|
||||
mov ds:dword ptr[_r_rightexit+0+0],eax
|
||||
mov eax,ds:dword ptr[0+4+esp]
|
||||
mov ds:dword ptr[_r_rightexit+0+4],eax
|
||||
mov eax,ds:dword ptr[0+8+esp]
|
||||
mov ds:dword ptr[_r_rightexit+0+8],eax
|
||||
jmp Lcontinue
|
||||
Lp3:
|
||||
mov ds:dword ptr[_r_lastvertvalid],0
|
||||
fld ds:dword ptr[Ld0]
|
||||
fld ds:dword ptr[Ld1]
|
||||
fsubr st(0),st(1)
|
||||
mov ds:dword ptr[_cacheoffset],07FFFFFFFh
|
||||
fdivp st(1),st(0)
|
||||
sub esp,12
|
||||
fld ds:dword ptr[0+8+edx]
|
||||
fsub ds:dword ptr[0+8+esi]
|
||||
fld ds:dword ptr[0+4+edx]
|
||||
fsub ds:dword ptr[0+4+esi]
|
||||
fld ds:dword ptr[0+0+edx]
|
||||
fsub ds:dword ptr[0+0+esi]
|
||||
mov eax,ds:dword ptr[20+ebx]
|
||||
test al,al
|
||||
fmul st(0),st(3)
|
||||
fxch st(1)
|
||||
fmul st(0),st(3)
|
||||
fxch st(2)
|
||||
fmulp st(3),st(0)
|
||||
fadd ds:dword ptr[0+0+esi]
|
||||
fxch st(1)
|
||||
fadd ds:dword ptr[0+4+esi]
|
||||
fxch st(2)
|
||||
fadd ds:dword ptr[0+8+esi]
|
||||
fxch st(1)
|
||||
fstp ds:dword ptr[0+0+esp]
|
||||
fstp ds:dword ptr[0+8+esp]
|
||||
fstp ds:dword ptr[0+4+esp]
|
||||
mov esi,esp
|
||||
jz Ltestright2
|
||||
mov ds:dword ptr[_r_leftclipped],1
|
||||
mov eax,ds:dword ptr[0+0+esp]
|
||||
mov ds:dword ptr[_r_leftenter+0+0],eax
|
||||
mov eax,ds:dword ptr[0+4+esp]
|
||||
mov ds:dword ptr[_r_leftenter+0+4],eax
|
||||
mov eax,ds:dword ptr[0+8+esp]
|
||||
mov ds:dword ptr[_r_leftenter+0+8],eax
|
||||
jmp Lcontinue
|
||||
Ltestright2:
|
||||
test ah,ah
|
||||
jz Lcontinue
|
||||
mov ds:dword ptr[_r_rightclipped],1
|
||||
mov eax,ds:dword ptr[0+0+esp]
|
||||
mov ds:dword ptr[_r_rightenter+0+0],eax
|
||||
mov eax,ds:dword ptr[0+4+esp]
|
||||
mov ds:dword ptr[_r_rightenter+0+4],eax
|
||||
mov eax,ds:dword ptr[0+8+esp]
|
||||
mov ds:dword ptr[_r_rightenter+0+8],eax
|
||||
jmp Lcontinue
|
||||
LTransformAndProject:
|
||||
fld ds:dword ptr[0+0+esi]
|
||||
fsub ds:dword ptr[_modelorg+0]
|
||||
fld ds:dword ptr[0+4+esi]
|
||||
fsub ds:dword ptr[_modelorg+4]
|
||||
fld ds:dword ptr[0+8+esi]
|
||||
fsub ds:dword ptr[_modelorg+8]
|
||||
fxch st(2)
|
||||
fld st(0)
|
||||
fmul ds:dword ptr[_vpn+0]
|
||||
fld st(1)
|
||||
fmul ds:dword ptr[_vright+0]
|
||||
fxch st(2)
|
||||
fmul ds:dword ptr[_vup+0]
|
||||
fld st(3)
|
||||
fmul ds:dword ptr[_vpn+4]
|
||||
fld st(4)
|
||||
fmul ds:dword ptr[_vright+4]
|
||||
fxch st(5)
|
||||
fmul ds:dword ptr[_vup+4]
|
||||
fxch st(1)
|
||||
faddp st(3),st(0)
|
||||
fxch st(3)
|
||||
faddp st(4),st(0)
|
||||
faddp st(2),st(0)
|
||||
fld st(3)
|
||||
fmul ds:dword ptr[_vpn+8]
|
||||
fld st(4)
|
||||
fmul ds:dword ptr[_vright+8]
|
||||
fxch st(5)
|
||||
fmul ds:dword ptr[_vup+8]
|
||||
fxch st(1)
|
||||
faddp st(2),st(0)
|
||||
fxch st(4)
|
||||
faddp st(3),st(0)
|
||||
fxch st(1)
|
||||
faddp st(3),st(0)
|
||||
fcom ds:dword ptr[Lfp_near_clip]
|
||||
fnstsw ax
|
||||
test ah,1
|
||||
jz LNoClip
|
||||
fstp st(0)
|
||||
fld ds:dword ptr[Lfp_near_clip]
|
||||
LNoClip:
|
||||
fdivr ds:dword ptr[float_1]
|
||||
fxch st(1)
|
||||
fld ds:dword ptr[_xscale]
|
||||
fmul st(0),st(2)
|
||||
fmulp st(1),st(0)
|
||||
fadd ds:dword ptr[_xcenter]
|
||||
fcom ds:dword ptr[_r_refdef+68]
|
||||
fnstsw ax
|
||||
test ah,1
|
||||
jz LClampP0
|
||||
fstp st(0)
|
||||
fld ds:dword ptr[_r_refdef+68]
|
||||
LClampP0:
|
||||
fcom ds:dword ptr[_r_refdef+84]
|
||||
fnstsw ax
|
||||
test ah,045h
|
||||
jnz LClampP1
|
||||
fstp st(0)
|
||||
fld ds:dword ptr[_r_refdef+84]
|
||||
LClampP1:
|
||||
fld st(1)
|
||||
fmul ds:dword ptr[_yscale]
|
||||
fmulp st(3),st(0)
|
||||
fxch st(2)
|
||||
fsubr ds:dword ptr[_ycenter]
|
||||
fcom ds:dword ptr[_r_refdef+72]
|
||||
fnstsw ax
|
||||
test ah,1
|
||||
jz LClampP2
|
||||
fstp st(0)
|
||||
fld ds:dword ptr[_r_refdef+72]
|
||||
LClampP2:
|
||||
fcom ds:dword ptr[_r_refdef+88]
|
||||
fnstsw ax
|
||||
test ah,045h
|
||||
jnz LClampP3
|
||||
fstp st(0)
|
||||
fld ds:dword ptr[_r_refdef+88]
|
||||
LClampP3:
|
||||
ret
|
||||
_TEXT ENDS
|
||||
END
|
||||
Reference in New Issue
Block a user