Euclid_Translate (&8064C)
Euclid_Rotate (&8064D)
Euclid_Zoom (&8064E)
=> R0 = Setting flag:
0 Set and Show
1 Show only
2 Set only
R1 ! If R2 = 0, pointer to picture structure or zero.
R2 ! Transformation (0=>Observer transformation).
(and if R0 != 1)
R3 = X value (Fix6 for Rotate, Fix16 for Zoom).
R4 = Y value (Fix6 for Rotate, not used for Zoom, but set to zero).
R5 = Z value (Fix6 for Rotate, not used for Zoom, but set to zero).
<= (if R0<2 on entry)
R3 = revious X value.
R4 = revious Y value.
R5 = revious Z value.
Examples
Euclid_Translate,Rotate,Zoom Examples
SYS"Euclid_Rotate",,BLOCK%,,315<<6,30<<6,0 :REM Standard Isometric view
SYS"Euclid_Translate",,,Craft,X%,Y%,Z% :REM Position 'Craft'
SYS"Euclid_Rotate",1 TO ,,,Pitch,Roll,Yaw :REM How are we angled?
SYS"Euclid_Zoom",,,Thing,1<<16 :REM Set scale of Thing back to 1
SYS"Euclid_Translate",,,Object,NewX,NewY,NewZ TO ,,,OldX,OldY,OldZ
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