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make engine build w/o other stuff

This commit is contained in:
Nico 2022-01-25 18:48:19 +00:00
parent 2c18ce2b42
commit c2435030e6
1 changed files with 24 additions and 22 deletions
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46
engine.tal
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@ -1,9 +1,11 @@
%k-RTN { JMP2r }
@k-tick
&run
.kalama/tick LDZ #01 ADD DUP
.kalama/speed LDZ EQU ,&play JCN
.kalama/tick STZ
RTN
k-RTN
&play
POP
#ff .kalama/tick STZ
@ -19,24 +21,24 @@
#0003 ADD2 LDA ;k-get-pattern/run JSR2 ;&lineaddr LDA2 ADD2 #03 ;k-play-line/run JSR2
STHrk #0f EQU ,&next JCN
STHr .kalama/line STZ
RTN
k-RTN
&next
POPr
#ff .kalama/line STZ .kalama/songpos LDZ2 #0004 ADD2 DUP2
.kalama/module LDZ2 #0003 ADD2 LDA2 ( song length ) EQU2 ,&reset JCN
.kalama/songpos STZ2
RTN
k-RTN
&reset
POP2
.kalama/songloop LDZ #00 EQU ,&end JCN
#0000 .kalama/songpos STZ2
RTN
k-RTN
&end
#ffff .kalama/songpos STZ2
RTN
k-RTN
&no-play
POP2 POP2 POPr
RTN
k-RTN
&lineaddr $2
( initialises kalama with module data )
@ -52,7 +54,7 @@ RTN
#ff .kalama/line STZ
#0000 .kalama/songpos STZ2
RTN
k-RTN
( gets the memory address of the given pattern in loaded module )
@k-get-pattern ( number -- addr* )
@ -60,11 +62,11 @@ RTN
DUP #ff EQU ,&blank JCN
#00 SWP #0030 MUL2
.kalama/module LDZ2 #0003 ADD2 DUP2 LDA2 ADD2 #0002 ADD2 ADD2
RTN
k-RTN
&blank
POP
;k-blank-pattern
RTN
k-RTN
( gets the memory address of the given instrument in loaded module )
@k-get-instrument ( number -- addr* )
@ -82,7 +84,7 @@ RTN
&end
POPr
RTN
k-RTN
@k-play-line ( *l channel -- )
&chan $1
@ -96,10 +98,10 @@ LDA DUP
#80 ORA
&noloop
.Audio0/pitch ,&chan LDR #10 MUL ADD DEO ( TODO effects, use loop bit )
RTN
k-RTN
&rest
POP
RTN
k-RTN
@k-run-command ( c arg channel )
&chan $1
@ -113,41 +115,41 @@ DUP #04 EQU ;&decay JCN2 ( set decay time )
DUP #05 EQU ;&sustain JCN2 ( set sustain time )
DUP #06 EQU ;&release JCN2 ( set sustain time )
DUP #07 EQU ;&speed JCN2 ( set speed )
POP2 RTN
POP2 k-RTN
&vol POP ;&chan LDA #10 MUL .Audio0/volume ADD DEO
RTN
k-RTN
&instrument POP ;&chan LDA ;k-load-instrument JSR2
RTN
k-RTN
&attack POP
#0f AND #40 SFT ( shift new value into appropriate position )
;&chan LDA #10 MUL .Audio0/adsr ADD DEI ( load current value )
#0f AND ( take only decay nibble )
ADD ( add together new attack and old decay )
;&chan LDA #10 MUL .Audio0/adsr ADD DEO ( store )
RTN
k-RTN
&decay POP
#0f AND
;&chan LDA #10 MUL .Audio0/adsr ADD DEI ( load current value )
#f0 AND ( take only attack nibble )
ADD ( add together new decay and old attack )
;&chan LDA #10 MUL .Audio0/adsr ADD DEO ( store )
RTN
k-RTN
&sustain POP
#0f AND #40 SFT ( shift new value into appropriate position )
;&chan LDA #10 MUL .Audio0/adsr #01 ADD ADD DEI ( load current value )
#0f AND ( take only decay nibble )
ADD ( add together new attack and old decay )
;&chan LDA #10 MUL .Audio0/adsr #01 ADD ADD DEO ( store )
RTN
k-RTN
&release POP
#0f AND
;&chan LDA #10 MUL .Audio0/adsr #01 ADD ADD DEI ( load current value )
#f0 AND ( take only attack nibble )
ADD ( add together new decay and old attack )
;&chan LDA #10 MUL .Audio0/adsr #01 ADD ADD DEO ( store )
RTN
&speed POP #0f AND DUP DEBUG .kalama/speed STZ #00 .kalama/tick STZ
RTN
k-RTN
&speed POP #0f AND .kalama/speed STZ #00 .kalama/tick STZ
k-RTN
( loads instrument with number into specified audio channel, 0-indexed )
@k-load-instrument ( number channel -- )
@ -174,6 +176,6 @@ RTN
#0002 ADD2 STHrk .Audio0/addr ADD DEO2
POPr
RTN
k-RTN
@k-blank-pattern $30