565 lines
21 KiB
PHP
565 lines
21 KiB
PHP
;
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; include file for Crown_s Soft Screensaver
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;
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; You may add you own figures for Screensaver.
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; For example see tor function.
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; If you add new figures, please contact us, we will help you.
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;
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;input parametrs:
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; alf=word [esi] - random quantity 0<=alf<=0xffff
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; bet=word [esi+2] - random quantity 0<=bet<=0xffff
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; Fl - number of point in frame
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; (may be used as random quantity) 0<=Fl<=mFl
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; p - number of frame
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; (may be use for animated figures)
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;
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;output parametrs:
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; st0=x, st1=y, st2=z
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align 8
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const_mpi dd 0.0000958767251683032697061874258638112 ; 1/00007fffh*pi
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const_m dd 0.0000305185094759971922971282082583087 ; 1/00007fffh
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tabl_calls dd cubes
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dd explosion
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dd galaxy
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dd cube
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dd sin
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dd tor1
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dd tors
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dd spiral
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dd tor
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dd planet
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dd balls
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num_tabl_calls=11
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tor_r dw 60
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tor_R dw 175
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balls_x1 dw 0
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balls_x2 dw 189
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balls_x3 dw -94
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balls_x4 dw -94
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balls_y1 dw 0
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balls_y2 dw 0
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balls_y3 dw 163
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balls_y4 dw -163
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balls_z1 dw 200
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balls_z2 dw -71
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balls_z3 dw -71
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balls_z4 dw -71
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balls_R dw 35
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cube_R dw 118
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spiral_R dw 100
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spiral_r dw 20
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spiral_h dw 150
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spiral_L dw 12
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sin_a dw 165
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sin_c dw 3
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sin_k dw 20
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sin_A dw 85
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sin_R dw 10
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planet_R dw 120
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planet_r dw 25
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planet_h dw 195
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planet_d dw 30
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tors_r dw 10
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tors_R1 dw 100
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tors_R2 dw 150
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tors_R3 dw 200
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tors_a1 dw 6
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tors_a2 dw 3
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tor1_R dw 7
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tor1_r dd 1.8
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tor1_turns dd 25.132741228718345907701147066236 ; 2*4*pi
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tor1_whorls dd 87.9645943005142106769540147318261 ; 7*4*pi
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tor1_a dw 20
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galaxy_rq dw 45
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galaxy_rz dw 30
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galaxy_R dw 185
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galaxy_k dd 9.42477796076937971538793014983851 ; 3*pi
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galaxy_A dw 230
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cubes_R dw 70
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explosion_R dw 230
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;---------------------------------------------------------------------------
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;----------------------- calculation figures -------------------------------
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;---------------------------------------------------------------------------
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;---------------------------- explosion ------------------------------------
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explosion:
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fild word [esi] ; st0=alf
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fmul [const_mpi] ; st0=a=pi*alf*malf
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fsincos ; st0=cos(a) st1=sin(a)
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fild [Fl]
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fidiv [mFl]
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fadd [al_r]
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fsin
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fimul [explosion_R] ; st0=R st1=cos(a) st2=sin(a)
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fmul st2,st0 ; st0=R st1=cos(a) st2=R*sin(a)
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fmulp st1,st0 ; st0=R*cos(a) st2=R*sin(a)
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fild word [esi+2] ; st0=bet st1=R*cos(a) st2=R*sin(a)
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fmul [const_mpi] ; st0=pi*bet*mbet st1=R*cos(a) st2=R*sin(a)
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fsincos ; st0=cos(b) st1=sin(b) st2=R*cos(a) st3=R*sin(a)
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fxch st2 ; st0=R*cos(a) st1=sin(b) st2=cos(b) st3=R*sin(a)
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fmul st2,st0 ; st0=R*cos(a) st1=sin(b) st2=R*cos(a)*cos(b) st3=R*sin(a)
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fmulp st1,st0 ; st0=R*cos(a)*sin(b) st1=R*cos(a)*cos(b) st2=R*sin(a)
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ret
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;------------------------------ cubes --------------------------------------
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cubes:
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push edx
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xor edx,edx
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mov eax,[Fl]
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div [const6]
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fild [cubes_R] ; st0=R
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bt dx,0
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jc cubes_l0
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; ax=xxxx xxxx xxxx xxx0b
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fchs ; st0=-R
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cubes_l0:
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fild word [esi+2] ; st0=bet st1=R
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fmul [const_m] ; st0=bet*mbet st1=R
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fmul st0,st1 ; st0=R*bet*mbet st1=R
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fild word [esi] ; st0=alf st1=R*bet*mbet st2=R
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fmul [const_m] ; st0=alf*malf st1=R*bet*mbet st2=R
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fmul st0,st2 ; st0=R*alf*malf st1=R*bet*mbet st2=R
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bt dx,2
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jc cubes_l1 ; dx=xxxx xxxx xxxx x10xb
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bt dx,1
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jc cubes_l2 ; dx=xxxx xxxx xxxx x01xb
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; dx=xxxx xxxx xxxx x00xb
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fstp st3
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cubes_l1:
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fstp st3
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cubes_l2:
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div [const6]
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fild [cubes_R] ; st0=R
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fadd st0,st0
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bt dx,0
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jc cubes_l4
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; ax=xxxx xxxx xxxx xxx0b
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fchs ; st0=-R
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cubes_l4:
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faddp st1,st0
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bt dx,2
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jc cubes_l5 ; ax=xxxx xxxx xxxx x10xb
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bt dx,1
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jc cubes_l6 ; ax=xxxx xxxx xxxx x01xb
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; ax=xxxx xxxx xxxx x00xb
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fstp st3
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cubes_l5:
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fstp st3
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cubes_l6:
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pop edx
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ret
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;----------------------------- galaxy --------------------------------------
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galaxy:
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bt [Fl],0
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jc not_gal
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fild [Fl]
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fidiv [mFl] ; st0=f=Fl/mFl
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fild word [esi+2] ; st0=bet st1=f
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fmul [const_mpi] ; st0=b=pi*bet*mbet st1=f
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fsincos ; st0=cos(b) st1=sin(b) st2=f
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fild word [esi] ; st0=alf st1=cos(b) st2=sin(b) st3=f
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fmul [const_m] ; st0=a=alf*malf st1=cos(b) st2=sin(b) st3=f
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fmul st2,st0 ; st0=a st1=cos(b) st2=a*sin(b) st3=f
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fmulp st1,st0 ; st0=a*cos(b) st1=a*sin(b) st2=f
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fmul st0,st2 ; st0=f*a*cos(b) st1=a*sin(b) st2=f
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fimul [galaxy_rz] ; st0=rz*f*a*cos(b) st1=a*sin(b) st2=f
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fstp st3 ; st0=a*sin(b) st1=f st2=Z
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fimul [galaxy_rq] ; st0=a*rq*sin(b) st1=f st2=Z
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fiadd [galaxy_R] ; st0=R+a*rq*sin(b) st1=f st2=Z
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fxch st1 ; st0=f st1=R+rq*a*sin(b) st2=Z
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fmul st1,st0 ; st0=f st1=f*(R+rq*a*sin(b)) st2=Z
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fmul [galaxy_k] ; st0=F=k*f st1=f*(R+rq*a*sin(b)) st2=Z
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bt [Fl],1
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jc gal_lb
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fldpi
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faddp st1,st0 ; st0=F=F+pi st1=f*(R+rq*a*sin(b)) st2=Z
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gal_lb:
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fsincos ; st0=cos(F) st1=sin(F) st2=f*(R+rq*a*sin(b)) st3=Z
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fxch st2 ; st0=f*(R+rq*a*sin(b)) st1=sin(F) st2=cos(F) st3=Z
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fmul st2,st0
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fmulp st1,st0 ; st0=cos(F)*f*(R+rq*a*sin(b)) st1=sin(F)*f*(R+rq*a*sin(b)) st2=Z
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ret
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not_gal:
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fild word [esi] ; st0=alf
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fmul [const_mpi] ; st0=a=pi*alf*malf
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fsincos ; st0=cos(a) st1=sin(a)
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fild [Fl] ; st0=Fl st1=cos(a) st2=sin(a)
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fidiv [mFl] ; st0=Fl/mFl st1=cos(a) st2=sin(a)
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fmul st0,st0
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fmul st0,st0
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fmul st0,st0
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fst st3
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fimul [galaxy_A] ; st0=R=A*Fl/mFl st1=cos(a) st2=sin(a)
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fmul st2,st0 ; st0=R st1=cos(a) st2=R*sin(a)
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fmulp st1,st0 ; st0=R*cos(a) st2=R*sin(a)
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fild word [esi+2] ; st0=bet st1=R*cos(a) st2=R*sin(a)
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fmul [const_mpi] ; st0=pi*bet*mbet st1=R*cos(a) st2=R*sin(a)
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fsincos ; st0=cos(b) st1=sin(b) st2=R*cos(a) st3=R*sin(a)
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fxch st2 ; st0=R*cos(a) st1=sin(b) st2=cos(b) st3=R*sin(a)
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fmul st2,st0 ; st0=R*cos(a) st1=sin(b) st2=R*cos(a)*cos(b) st3=R*sin(a)
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fmulp st1,st0 ; st0=R*cos(a)*sin(b) st1=R*cos(a)*cos(b) st2=R*sin(a)
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; around Z
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fld st1
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fld st1 ; st0=x st1=y st2=x st3=y st4=z
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fld [al_r] ; st0=a st1=x st2=y st3=x st4=y st5=z
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fchs
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fmul st0,st6
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fsincos ; st0=cos(a) st1=sin(a) st2=x st3=y st4=x st5=y st6=z
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fmul st4,st0
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fmulp st5,st0
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fmul st2,st0
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fmulp st1,st0 ; st0=x*sin(a) st1=y*sin(a) st2=x*cos(a) st3=y*cos(a) st4=z
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faddp st3,st0
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fsubp st1,st0
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ffree st3
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ret
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;------------------------------ balls --------------------------------------
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balls:
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mov eax,[Fl]
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and eax,03h
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fild word [esi] ; st0=alf
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fmul [const_mpi] ; st0=a=pi*alf*malf
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fsincos ; st0=cos(a) st1=sin(a)
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fild [balls_R] ; st0=R st1=cos(a) st2=sin(a)
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fmul st2,st0 ; st0=R st1=cos(a) st2=R*sin(a)
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fmulp st1,st0 ; st0=R*cos(a) st2=R*sin(a)
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fild word [esi+2] ; st0=bet st1=R*cos(a) st2=R*sin(a)
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fmul [const_mpi] ; st0=pi*bet*mbet st1=R*cos(a) st2=R*sin(a)
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fsincos ; st0=cos(b) st1=sin(b) st2=R*cos(a) st3=R*sin(a)
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fxch st2 ; st0=R*cos(a) st1=sin(b) st2=cos(b) st3=R*sin(a)
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fmul st2,st0 ; st0=R*cos(a) st1=sin(b) st2=R*cos(a)*cos(b) st3=R*sin(a)
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fmulp st1,st0 ; st0=R*cos(a)*sin(b) st1=R*cos(a)*cos(b) st2=R*sin(a)
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fiadd [balls_y1+2*eax] ; st0=y+R*cos(a)*sin(b) st1=R*cos(a)*cos(b) st2=R*sin(a)
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fxch st1 ; st0=R*cos(a)*cos(b) st1=y+R*cos(a)*sin(b) st2=R*sin(a)
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fiadd [balls_z1+2*eax] ; st0=z+R*cos(a)*cos(b) st1=y+R*cos(a)*sin(b) st2=R*sin(a)
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fxch st2 ; st0=R*sin(a) st1=y+R*cos(a)*sin(b) st2=z+R*cos(a)*cos(b)
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fiadd [balls_x1+2*eax] ; st0=x+R*sin(a) st1=y+R*cos(a)*sin(b) st2=z+R*cos(a)*cos(b)
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ret
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;------------------------------- sin ---------------------------------------
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sin:
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test [Fl],3Fh
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fild word [esi] ; st0=alf
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jnz sin_lb1
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fmul [const_mpi] ; st0=a=pi*alf*malf
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fsincos ; st0=cos(a) st1=sin(a)
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fild [sin_R] ; st0=R st1=cos(a) st2=sin(a)
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fmul st2,st0 ; st0=R st1=cos(a) st2=R*sin(a)
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fmulp st1,st0 ; st0=R*cos(a) st2=R*sin(a)
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fild word [esi+2] ; st0=bet st1=R*cos(a) st2=R*sin(a)
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fmul [const_mpi] ; st0=b=pi*bet*mbet st1=R*cos(a) st2=R*sin(a)
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fsincos ; st0=cos(b) st1=sin(b) st2=R*cos(a) st3=R*sin(a)
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fxch st2 ; st0=R*cos(a) st1=sin(b) st2=cos(b) st3=R*sin(a)
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fmul st2,st0 ; st0=R*cos(a) st1=sin(b) st2=R*cos(a)*cos(b) st3=R*sin(a)
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fmulp st1,st0 ; st0=R*cos(a)*sin(b) st1=R*cos(a)*cos(b) st2=R*sin(a)
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fiadd [sin_A] ; st0=A+R*cos(b)*sin(a) st2=R*cos(a)*cos(b) st3=R*sin(a)
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ret
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sin_lb1:
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fmul [const_m] ; st0=alf*malf
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fild word [esi+2] ; st0=bet st1=alf*malf
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fmul [const_m] ; st0=bet*mbet st1=alf*malf
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fld st0 ; st0=bet*mbet st1=bet*mbet st2=alf*malf
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fmul st0,st0 ; st0=(bet*mbet)^2 st1=bet*mbet st2=alf*malf
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fld st2 ; st0=alf*malf st1=(bet*mbet)^2 st2=bet*mbet st3=alf*malf
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fmul st0,st0 ; st0=(alf*malf)^2 st1=(bet*mbet)^2 st2=bet*mbet st3=alf*malf
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faddp st1,st0 ; st0=(alf*malf)^2+(bet*mbet)^2 st1=bet*mbet st2=alf*malf
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fsqrt ; st0=r=sqr((alf*malf)^2*(bet*mbet)^2) st1=bet*mbet st2=alf*malf
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fild [sin_k] ; st0=k st1=r st2=bet*mbet st3=alf*malf
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fmul st0,st1 ; st0=k*r st1=r st2=bet*mbet st3=alf*malf
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fsin ; st0=sin(k*r) st1=r st2=bet*mbet st3=alf*malf
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fdivrp st1,st0 ; st0=sin(k*r)/r st1=bet*mbet st2=alf*malf
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fimul [sin_c] ; st0=c*sin(k*r)/r st1=bet*mbet st2=alf*malf
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fild [sin_a] ; st0=a st1=c*sin(k*r)/r st2=bet*mbet st3=alf*malf
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fmul st2,st0 ; st0=a st1=c*sin(k*r)/r st2=a*bet*mbet st3=alf*malf
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fmulp st3,st0 ; st0=c*sin(k*r)/r st1=a*bet*mbet st2=a*alf*malf
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ret
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;------------------------------ tors ---------------------------------------
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tors:
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push edx
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xor edx,edx
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mov eax,[Fl]
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div [const3]
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mov al,dl
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pop edx
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fild word [esi] ; st0=alf
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fmul [const_mpi] ; st0=a=pi*alf*malf
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fsincos ; st0=cos(a) st1=sin(a)
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fild [tors_r] ; st0=r st1=cos(a) st2=sin(a)
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fmul st2,st0 ; st0=r st1=cos(a) st2=r*sin(a)
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fmulp st1,st0 ; st0=r*cos(a) st1=r*sin(a)
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bt ax,1
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jc tors_l1 ; ax=xxxx xxxx xxxx xx1xb
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bt ax,0
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jc tors_l2 ; ax=xxxx xxxx xxxx xxx1b
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fiadd [tors_R3] ; st0=r*cos(a)+R st1=r*sin(a)
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fild word [esi+2] ; st0=bet st1=r*cos(a)+R st2=r*sin(a)
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fmul [const_mpi] ; st0=b=pi*bet*mbet st1=r*cos(a)+R st2=r*sin(a)
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fsincos ; st0=cos(b) st1=sin(b) st2=r*cos(a)+R st3=r*sin(a)
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fxch st2 ; st0=r*cos(a)+R st1=sin(b) st2=cos(b) st3=r*sin(a)
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fmul st2,st0 ; st0=r*cos(a)+R st1=sin(b) st2=cos(b)*(r*cos(a)+R) st3=r*sin(a)
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fmulp st1,st0 ; st0=sin(b)*(r*cos(a)+R) st1=cos(b)*(r*cos(a)+R) st2=r*sin(a)
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ret
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tors_l1:
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fiadd [tors_R2] ; st0=r*cos(a)+R st1=r*sin(a)
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fild word [esi+2] ; st0=bet st1=r*cos(a)+R st2=r*sin(a)
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fmul [const_mpi] ; st0=b=pi*bet*mbet st1=r*cos(a)+R st2=r*sin(a)
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fsincos ; st0=cos(b) st1=sin(b) st2=r*cos(a)+R st3=r*sin(a)
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fxch st2 ; st0=r*cos(a)+R st1=sin(b) st2=cos(b) st3=r*sin(a)
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fmul st2,st0 ; st0=r*cos(a)+R st1=sin(b) st2=cos(b)*(r*cos(a)+R) st3=r*sin(a)
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fmulp st1,st0 ; st0=sin(b)*(r*cos(a)+R) st1=cos(b)*(r*cos(a)+R) st2=r*sin(a)
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jmp tors_l3
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tors_l2:
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fiadd [tors_R1] ; st0=r*cos(a)+R st1=r*sin(a)
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fild word [esi+2] ; st0=bet st1=r*cos(a)+R st2=r*sin(a)
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fmul [const_mpi] ; st0=b=pi*bet*mbet st1=r*cos(a)+R st2=r*sin(a)
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fsincos ; st0=cos(b) st1=sin(b) st2=r*cos(a)+R st3=r*sin(a)
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fxch st2 ; st0=r*cos(a)+R st1=sin(b) st2=cos(b) st3=r*sin(a)
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fmul st2,st0 ; st0=r*cos(a)+R st1=sin(b) st2=cos(b)*(r*cos(a)+R) st3=r*sin(a)
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fmulp st1,st0 ; st0=sin(b)*(r*cos(a)+R) st1=cos(b)*(r*cos(a)+R) st2=r*sin(a)
|
|
|
|
|
|
; around Y
|
|
; x= x*cos(a)-z*sin(a)
|
|
; y= y
|
|
; z= x*sin(a)+z*cos(a)
|
|
fld st2 ; st0=z st1=x st2=y st3=z
|
|
fld st1 ; st0=x st1=z st2=x st3=y st4=z
|
|
fld [al_r]
|
|
fimul [tors_a1] ; st0=a st1=x st2=z st3=x st4=y st5=z
|
|
fsincos ; st0=cos(a) st1=sin(a) st2=x st3=z st4=x st5=y st6=z
|
|
fmul st4,st0
|
|
fmulp st6,st0 ; st0=sin(a) st1=x st2=z st3=x*cos(a) st4=y st5=z*cos(a)
|
|
fmul st2,st0
|
|
fmulp st1,st0 ; st0=x*sin(a) st1=z*sin(a) st2=x*cos(a) st3=y st4=z*cos(a)
|
|
faddp st4,st0
|
|
fsubp st1,st0
|
|
|
|
tors_l3:
|
|
; around X
|
|
; x=x
|
|
; y= y*cos(b)+z*sin(b)
|
|
; z=-y*sin(b)+z*cos(b)
|
|
fld st2 ; st0=z st1=x st2=y st3=z
|
|
fld st2 ; st0=y st1=z st2=x st3=y st4=z
|
|
fld [al_r]
|
|
fimul [tors_a2] ; st0=b st1=y st2=z st3=x st4=y st5=z
|
|
fsincos ; st0=cos(b) st1=sin(b) st2=y st3=z st4=x st5=y st6=z
|
|
fmul st5,st0
|
|
fmulp st6,st0 ; st0=sin(b) st1=y st2=z st3=x st4=y*cos(b) st5=z*cos(b)
|
|
fmul st2,st0
|
|
fmulp st1,st0 ; st0=y*sin(b) st1=z*sin(b) st2=x st3=y*cos(b) st4=z*cos(b)
|
|
fsubp st4,st0 ; st0=z*sin(b) st1=x st2=y*cos(b) st3=z*cos(b)-y*sin(b)
|
|
faddp st2,st0
|
|
ret
|
|
|
|
|
|
;------------------------------ tor1 ---------------------------------------
|
|
tor1:
|
|
fild [tor1_a] ; st0=a
|
|
fild word [esi+2] ; st0=bet st1=a
|
|
fmul [const_mpi] ; st0=b=pi*bet*mbet st1=a
|
|
fsincos ; st0=cos(b) st1=sin(b) st2=a
|
|
fild word [esi] ; st0=alf st1=cos(b) st2=sin(b) st3=a
|
|
fmul [const_m] ; st0=alf*malf st1=cos(b) st2=sin(b) st3=a
|
|
fld st0 ; st0=alf*malf st1=alf*malf st2=cos(b) st3=sin(b) st4=a
|
|
fmul [tor1_whorls] ; st0=wa=whorls*alf*malf st1=alf*malf st2=cos(b) st3=sin(b) st4=a
|
|
fsincos ; st0=cos(wa) st1=sin(wa) st2=alf*malf st3=cos(b) st4=sin(b) st5=a
|
|
fld [tor1_r] ; st0=r st1=cos(wa) st2=sin(wa) st3=alf*malf st4=cos(b) st5=sin(b) st6=a
|
|
fmul st2,st0 ; st0=r st1=cos(wa) st2=r*sin(wa) st3=alf*malf st4=cos(b) st5=sin(b) st6=a
|
|
fmulp st1,st0 ; st0=r*cos(wa) st1=r*sin(wa) st2=alf*malf st3=cos(b) st4=sin(b) st5=a
|
|
fiadd [tor1_R] ; st0=R+r*cos(wa) st1=r*sin(wa) st2=alf*malf st3=cos(b) st4=sin(b) st5=a
|
|
faddp st3,st0 ; st0=r*sin(wa) st1=alf*malf st2=R+r*cos(wa)+cos(b) st3=sin(b) st4=a
|
|
faddp st3,st0 ; st0=alf*malf st1=R+r*cos(wa)+cos(b) st2=r*sin(wa)+sin(b) st3=a
|
|
fmul [tor1_turns] ; st0=ta=turns*alf*malf st1=R+r*cos(wa)+cos(b) st2=r*sin(wa)+sin(b) st3=a
|
|
fsincos ; st0=cos(ta) st1=sin(ta) st2=R+r*cos(wa)+cos(b) st3=r*sin(wa)+sin(b) st4=a
|
|
fmul st0,st2 ; st0=cos(ta)*(R+r*cos(wa)+cos(b)) st1=sin(ta) st2=R+r*cos(wa)+cos(b) st3=r*sin(wa)+sin(b) st4=a
|
|
fmul st0,st4 ; st0=a*cos(ta)*(R+r*cos(wa)+cos(b)) st1=sin(ta) st2=R+r*cos(wa)+cos(b) st3=r*sin(wa)+sin(b) st4=a
|
|
fstp st5 ; st0=sin(ta) st1=R+r*cos(wa)+cos(b) st2=r*sin(wa)+sin(b) st3=a st4=y
|
|
fmulp st1,st0 ; st0=sin(ta)*(R+r*cos(wa)+cos(b)) st1=r*sin(wa)+sin(b) st2=a st3=y
|
|
fmul st0,st2 ; st0=z=a*sin(ta)*(R+r*cos(wa)+cos(b)) st1=r*sin(wa)+sin(b) st2=a st3=y
|
|
fstp st4 ; st0=r*sin(wa)+sin(b) st1=a st2=y st3=z
|
|
fmulp st1,st0 ; st0=x=a*(r*sin(wa)+sin(b)) st1=y st2=z
|
|
ret
|
|
|
|
|
|
|
|
;------------------------------- tor ---------------------------------------
|
|
tor:
|
|
fild word [esi] ; st0=alf
|
|
fmul [const_mpi] ; st0=a=pi*alf*malf
|
|
fsincos ; st0=cos(a) st1=sin(a)
|
|
fild [tor_r] ; st0=r st1=cos(a) st2=sin(a)
|
|
fmul st2,st0 ; st0=r st1=cos(a) st2=r*sin(a)
|
|
fmulp st1,st0 ; st0=r*cos(a) st1=r*sin(a)
|
|
fiadd [tor_R] ; st0=r*cos(a)+R st1=r*sin(a)
|
|
fild word [esi+2]; st0=bet st1=r*cos(a)+R st2=r*sin(a)
|
|
fmul [const_mpi] ; st0=b=pi*bet*mbet st1=r*cos(a)+R st2=r*sin(a)
|
|
fsincos ; st0=cos(b) st1=sin(b) st2=r*cos(a)+R st3=r*sin(a)
|
|
fxch st2 ; st0=r*cos(a)+R st1=sin(b) st2=cos(b) st3=r*sin(a)
|
|
fmul st2,st0 ; st0=r*cos(a)+R st1=sin(b) st2=cos(b)*(r*cos(a)+R) st3=r*sin(a)
|
|
fmulp st1,st0 ; st0=sin(b)*(r*cos(a)+R) st1=cos(b)*(r*cos(a)+R) st2=r*sin(a)
|
|
ret
|
|
|
|
|
|
;------------------------------ spiral -------------------------------------
|
|
spiral:
|
|
fild word [esi+2] ; st0=bet
|
|
fmul [const_m] ; st0=bet*mbet
|
|
fild word [esi] ; st0=alf st1=bet*mbet
|
|
fmul [const_mpi] ; st0=a=pi*alf*malf st1=bet*mbet
|
|
fsincos ; st0=cos(a) st1=sin(a) st2=bet*mbet
|
|
fimul [spiral_r] ; st0=r*cos(a) st1=sin(a) st2=bet*mbet
|
|
fld st2 ; st0=bet*mbet st1=r*cos(a) st2=sin(a) st3=bet*mbet
|
|
fimul [spiral_h] ; st0=bet*mbet*h st1=r*cos(a) st2=sin(a) st3=bet*mbet
|
|
faddp st1,st0 ; st0=z=bet*mbet*h+r*cos(a) st1=sin(a) st2=bet*mbet
|
|
fstp st3 ; st0=sin(a) st1=bet*mbet st2=z
|
|
fimul [spiral_r] ; st0=r*sin(a) st1=bet*mbet st2=z
|
|
fiadd [spiral_R] ; st0=r*sin(a)+R st1=bet*mbet st2=z
|
|
fxch st1 ; st0=bet*mbet st1=r*sin(a)+R st2=z
|
|
fimul [spiral_L] ; st0=b=L*bet*mbet st1=r*sin(a)+R st2=z
|
|
fsincos ; st0=cos(b) st1=sin(b) st2=r*sin(a)+R st3=z
|
|
fxch st2 ; st0=r*sin(a)+R st1=sin(b) st2=cos(b) st3=z
|
|
fmul st2,st0 ; st0=r*sin(a)+R st1=sin(b) st2=(r*sin(a)+R)*cos(b) st3=z
|
|
fmulp st1,st0 ; st0=x=(r*sin(a)+R)*sin(b) st2=y=(r*sin(a)+R)*cos(b) st3=z
|
|
ret
|
|
|
|
|
|
;------------------------------- cube --------------------------------------
|
|
cube:
|
|
push edx
|
|
xor edx,edx
|
|
mov eax,[Fl]
|
|
div [const6]
|
|
|
|
fild [cube_R] ; st0=R
|
|
bt dx,0
|
|
jc cube_l0
|
|
; dx=xxxx xxxx xxxx xxx0b
|
|
fchs ; st0=-R
|
|
cube_l0:
|
|
|
|
fild word [esi+2] ; st0=bet st1=R
|
|
fmul [const_m] ; st0=bet*mbet st1=R
|
|
fmul st0,st1 ; st0=R*bet*mbet st1=R
|
|
|
|
fild word [esi] ; st0=alf st1=R*bet*mbet st2=R
|
|
fmul [const_m] ; st0=alf*malf st1=R*bet*mbet st2=R
|
|
fmul st0,st2 ; st0=R*alf*malf st1=R*bet*mbet st2=R
|
|
|
|
bt dx,2
|
|
jc cube_l1 ; dx=xxxx xxxx xxxx x10xb
|
|
bt dx,1
|
|
jc cube_l2 ; dx=xxxx xxxx xxxx x01xb
|
|
; dx=xxxx xxxx xxxx x00xb
|
|
fstp st3
|
|
cube_l1:
|
|
fstp st3
|
|
cube_l2:
|
|
pop edx
|
|
ret
|
|
|
|
|
|
;------------------------------ planet -------------------------------------
|
|
planet:
|
|
bt [Fl],0
|
|
jc planet_lb1
|
|
|
|
bt [Fl],1
|
|
jc planet_lb0
|
|
fild word [esi] ; st0=alf
|
|
fmul [const_mpi] ; st0=a=pi*alf*malf
|
|
fsincos ; st0=cos(a) st1=sin(a)
|
|
fild [planet_R] ; st0=R st1=cos(a) st2=sin(a)
|
|
fmul st2,st0 ; st0=R st1=cos(a) st2=R*sin(a)
|
|
fmulp st1,st0 ; st0=R*cos(a) st2=R*sin(a)
|
|
fild word [esi+2] ; st0=bet st1=R*cos(a) st2=R*sin(a)
|
|
fmul [const_mpi] ; st0=b=pi*bet*mbet st1=R*cos(a) st2=R*sin(a)
|
|
fsincos ; st0=cos(b) st1=sin(b) st2=R*cos(a) st3=R*sin(a)
|
|
fxch st2 ; st0=R*cos(a) st1=sin(b) st2=cos(b) st3=R*sin(a)
|
|
fmul st2,st0 ; st0=R*cos(a) st1=sin(b) st2=R*cos(a)*cos(b) st3=R*sin(a)
|
|
fmulp st1,st0 ; st0=R*cos(a)*sin(b) st1=R*cos(a)*cos(b) st2=R*sin(a)
|
|
ret
|
|
planet_lb0:
|
|
fild word [esi] ; st0=alf
|
|
fmul [const_mpi] ; st0=a=pi*alf*malf
|
|
fsincos ; st0=cos(a) st1=sin(a)
|
|
fild [planet_r] ; st0=R st1=cos(a) st2=sin(a)
|
|
fmul st2,st0 ; st0=R st1=cos(a) st2=R*sin(a)
|
|
fmulp st1,st0 ; st0=R*cos(a) st2=R*sin(a)
|
|
fild word [esi+2] ; st0=bet st1=R*cos(a) st2=R*sin(a)
|
|
fmul [const_mpi] ; st0=b=pi*bet*mbet st1=R*cos(a) st2=R*sin(a)
|
|
fsincos ; st0=cos(b) st1=sin(b) st2=R*cos(a) st3=R*sin(a)
|
|
fxch st2 ; st0=R*cos(a) st1=sin(b) st2=cos(b) st3=R*sin(a)
|
|
fmul st2,st0 ; st0=R*cos(a) st1=sin(b) st2=R*cos(a)*cos(b) st3=R*sin(a)
|
|
fmulp st1,st0 ; st0=R*cos(a)*sin(b) st1=R*cos(a)*cos(b) st2=R*sin(a)
|
|
fiadd [planet_h] ; st0=R*cos(a)*sin(b)+h st1=R*cos(a)*cos(b) st2=R*sin(a)
|
|
fxch st1 ; st0=R*cos(a)*cos(b) st1=R*cos(a)*sin(b)+h st2=R*sin(a)
|
|
ret
|
|
planet_lb1:
|
|
fild word [esi+2] ; st0=bet
|
|
fmul [const_m] ; st0=bet*mbet
|
|
fimul [planet_d] ; st0=d*bet*mbet
|
|
fiadd [planet_h] ; st0=h+d*bet*mbet
|
|
fild word [esi] ; st0=alf st1=h+d*bet*mbet
|
|
fmul [const_mpi] ; st0=a=pi*alf*malf st1=h+d*bet*mbet
|
|
fsincos ; st0=cos(a) st1=sin(a) st2=h+d*bet*mbet
|
|
fxch st2 ; st0=h+d*bet*mbet st1=sin(a) st2=cos(a)
|
|
fmul st2,st0 ; st0=h+d*bet*mbet st1=sin(a) st2=cos(a)*(h+d*bet*mbet)
|
|
fmulp st1,st0 ; st0=(h+d*bet*mbet)*sin(a) st1=cos(a)*(h+d*bet*mbet)
|
|
fldz ; st0=0 st1=(h+d*bet*mbet)*sin(a) st2=cos(a)*(h+d*bet*mbet)
|
|
ret
|
|
|