Proof POWERED_FLIGHT_SUBROUTINES #244 (#385)

* Proof FIXED_FIXED_CONSTANT_POOL (#207)

* Proof POWERED_FLIGHT_SUBROUTINES #244
This commit is contained in:
Glenn Dwiyatcita 2019-05-08 19:55:15 +02:00 committed by James Harris
parent 496453a615
commit 4f83a11ecb

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@ -40,18 +40,18 @@
# CDUTRIG, CDUTRIG1, CDUTRIG2, AND CD*GR*GS ALL COMPUTE THE SINES AND
# COSINES OF THREE 2'S COMPLEMENT ANGLES AND PLACE THE RESULT, DOUBLE
# PRECISION, IN THE SAME ORDER AS THE INPUTS, AT SINCDU AND COSCDU. AN
# ADDITIONAL OUTPUT IS THE 1'S COMPLENT ANGLES AT CDUSPOT. THESE
# ROUTINES GO OUT OF THEIR WAY TO LEAVE THE MPAC AREA AS THEY FIND IT.
# ADDITIONAL OUTPUT IS THE 1'S COMPLEMENT ANGLES AT CDUSPOT. THESE
# ROUTINES GO OUT OF THEIR WAY TO LEAVE THE MPAC AREA AS THEY FIND IT,
# EXCEPT FOR THE GENERALLY UNIMPORTANT MPAC +2. THEY DIFFER ONLY IN
# WHERE THEY GET THE ANGLES, AND IN METHOD OF CALLING.
#
# CDUTRIG (AND CDUTRIG1, WHICH CAN BE CALLED IN BASIC) COMPUTE THE
# SINES AND COSINES FROM THE CURRENT CONTENTS OF THE CDU REGISTERS.
# THE CONTENTS OF CDUTEMP, ETC., ARE NOT TOUCHED SO THAT THEY MAY
# CONTINUE TO FORM A CONSISTENT SET WITH THE LATEST PIPA READINGS.
#
# CDUTRIG1 IS LIKE CDUTRIG EXCEPT THAT IT CAN BE CALLED IN BASIC.
#
# CD*TR*GS FINDS CDU VALUES IN CDUSPOT RATHER THAN IN CDUTEMP. THIS
# ALLOWS USERS TO MAKE TRANSFORMATIONS USING ARBITRARY ANGLES, OR REAL
# ANGLES IN AN ORDER OTHER THAN X Y Z. A CALL TO THIS ROUTINE IS
@ -62,7 +62,7 @@
# MORE THAN ONCE, PROVIDED THE ANGLES HAVE NOT CHANGED. NOTE THAT SINCE
# IT CLOBBERS BUF2 (IN THE SINE AND COSINE ROUTINES) CD*TR*GS CANNOT BE
# CALLED USING BANKCALL. SORRY.
#
# CD*TR*G IS LIKE CD*TR*GS EXCEPT THAT IT CAN BE CALLED IN
# INTERPRETIVE.
@ -118,7 +118,8 @@ TR*GL**P MASK SIX # MAKE IT EVEN AND SMALLER
TC TEM2
# Page 1367
# *******************************************************************************************************
# QUICTRIG, INTENDED FOR QUIDANCE CYCLE USE WHERE TIME IS CRITICAL, IS A MUCH FASTER VERSION OF CD*TR*GS.
# QUICTRIG, INTENDED FOR GUIDANCE CYCLE USE WHERE TIME IS CRITICAL, IS A MUCH FASTER VERSION OF CD*TR*GS.
# QUICTRIG COMPUTES AND STORES THE SINES AND COSINES OF THE 2'S COMPLEMENT ANGLES AT CDUSPOT, CDUSPOT +2,
# AND CDUSPOT +4. UNLIKE CD*TR*GS, QUICTRIG DOES NOT LEAVE THE 1'S COMPLEMENT VERSIONS OF THE ANGLES IN
# CDUSPOT. QUICTRIG'S EXECUTION TIME IS 4.1 MS; THIS IS 10 TIMES AS FAST AS CD*TR*GS. QUICTRIG MAY BE
@ -151,6 +152,8 @@ QUICTRIG INHINT # INHINT SINCE DAP USES THE SAME TEMPS
TC A
# Page 1368
#****************************************************************************
# THESE INTERFACE ROUTINES MAKE IT POSSIBLE TO CALL AX*SR*T, ETC., IN
# INTERPRETIVE. LATER, WHERE POSSIBLE, THEY WILL BE ELIMINATED.
#
@ -171,13 +174,13 @@ NBSM STQ
# THESE INTERFACE ROUTINES ARE PERMANENT. ALL RESTORE USER'S EBANK
# SETTING. ALL ARE STRICT INTERPRETIVE SUBROUTINES, CALLED USING "CALL",
# RETURNING VIA QPRET. ALL EXPECT AND RETURN THE VECTOR TO BE TRANSFOR-
# MED INTERPRETER-STYLE IN MPAC: COMPONENTS AT MPAC, MPAC +3, AND MPAC +5.
#
# MED INTERPRETER-STYLE IN MPAC; COMPONENTS AT MPAC, MPAC +3, AND MPAC +5.
# TRG*SMNB AND TRG*NBSM BOTH EXPECT TO SEE THE 2'S COMPLEMENT ANGLES
# AT CDUSPOT (ORDER Y Z X, AT CDUSPOT, CDUSPOT +2, AND CDUSPOT +4. ODD
# AT CDUSPOT (ORDER Y Z X, AT CDUSPOT, CDUSPOT +2, AND CDUSPOT +4; ODD
# LOCATIONS NEED NOT BE ZEROED). TRG*NBSM DOES THE NB TO SM TRANSFOR-
# MATION: TRG*SMNB, VICE VERSA.
#
# MATION; TRG*SMNB, VICE VERSA.
# CDU*NBSM DOES ITS TRANSFORMATION USING THE PRESENT CONTENTS OF
# THE CDL COUNTERS. OTHERWISE IT IS LIKE TRG*NBSM.
#
@ -212,7 +215,7 @@ C*MM*N3 TC MPACVBUF # FOR AX*SR*T
# *NBSM* AND *SMNB* EXPECT TO SEE THE SINES AND COSINES (AT SINCDU
# AND COSCDU) RATHER THAN THE ANGLES THEMSELVES. OTHERWISE THEY ARE
# LIKE TRG*NBSM AND TRG*SMNB.
#
# NOTE THAT JUST AS CD*TR*GS NEED BE CALLED ONLY ONCE FOR EACH SERIES
# OF TRANSFORMATIONS USING THE SAME ANGLES, SO TOO ONLY ONE OF TRG*NBSM
# AND TRG*SMNB NEED BE CALLED FOR EACH SERIES. FOR SUBSEQUENT TRANFOR-
@ -230,19 +233,21 @@ C*MM*N3 TC MPACVBUF # FOR AX*SR*T
# AX*SR*T EXPECTS TO FIND THE SINES AND COSINES OF THE ANGLES OF ROTATION
# AT SINCDU AND COSCDU, IN THE ORDER Y Z X. A CALL TO CD*TR*GS, WITH
# THE 2'S COMPLEMENT ANGLES (ORDER Y Z X) AT CDUSPOT, WILL TAKE CARE OF
# THIS. HERE IS A SAMPLE CALLING SEQUENCE:--
# THIS. HERE IS A SAMPLE CALLING SEQUENCE:-
# TC CDUTRIGS
# CS THREE # ("CA THREE" FOR NBSM)
# CS THREE ("CA THREE" FOR NBSM)
# TC AX*SR*T
# THE CALL TO CD*TR*GS NEED NOT BE REPEATED, WHEN AX*SR*T IS CALLED MORE
# THAN ONCE, UNLESS THE ANGLES HAVE CHANGED.
#
# AX*SR*T IS GUARANTEED SAFE ONLY FOR VECTORS OF MAGNITUDE LESS THAN
# UNITY. A LOOK AT THE CASE IN WHICH A VECTOR OF GREATER MAGNITUDE
# HAPPENS TO LIE ALONG AN AXIS OF THE SYSTEM TO WHICH IT IS TO BE TRANS-
# FORMED CONVINCES ONE THAT THIS IS A RESTRICTION WHICH MUST BE ACCEPTED.
AX*SR*T TS DEXDEX # WHERE IT BECOMES THE INDEX OF INDEXES.
AX*SR*T TS DEXDEX # WHERE IT BECOMES THE INDEX OF INDEXES
EXTEND
QXCH RTNSAVER
@ -294,6 +299,7 @@ LOOP1 DXCH MPAC
INDEX DEX1
DXCH VBUF
DXCH BUF # LOADING INDEX, STORING VECTOR COMPONENT
CCS A # 'CAUSE THAT'S WHERE THE INDEX NOW IS
TCF LOOP2
@ -307,8 +313,10 @@ TSTPOINT CCS DEXDEX # ONLY THE BRANCHING FUNCTION IS USED
TCF R*TL**P
TC RTNSAVER
SINESLOC ADRES SINCDU # FOR USE IN SETTING ADDRWD
INDEXI DEC 4 # ********** DON'T ***********
DEC 2 # ********** TOUCH ***********
DEC 0 # ********** THESE ***********
@ -318,9 +326,9 @@ INDEXI DEC 4 # ********** DON'T ***********
# Page 1372
# THIS SUBROUTINE COMPUTES INCREMENTAL CHANGES IN CDU(GIMBAL) ANGLES FROM INCREMENTAL CHANGES ABOUT SM AXES. IT
# REQUIRES SM INCREMENTS AS A DP VECTOR SCALED AT ONE REVOLUTION(DTHETASM,+2,+4). SIN,COS(CDUY,Z,X) ARE IN
# SINCDU,+2,+4 AND COSCDU,+2,+4 RESPECTIVELY, SCALED TO ONE HALF. CDU INCREMENTS ARE PLACED IN DCDU,+2,+4 SCALED TO
# SINCDU,+2,+4 AND COSCDU,+2,+4 RESPECTIVELY,SCALED TO ONE HALF. CDU INCREENTS ARE PLACED IN DCDU,+2,+4 SCALED TO
# ONE REVOLUTION.
#
# * COS(IGA)SEC(MGA) 0 -SIN(IGA)SEC(MGA) *
# * *
# * -COS(IGA)TAN(MGA) 1 SIN(IGA)TAN(MGA) *
@ -361,4 +369,3 @@ SMCDURES DLOAD DMP
SL1
STORE DCDU +4
RVQ