Peter Ferrie
c1f32e8cb3
optimize the volume table generation code
2019-06-01 01:45:59 -04:00
Peter Ferrie
0d3427b11d
optimize 1.77MHz to 1MHz conversion
...
fixed a few minor bugs here from qkumba's version as it was
making the validation tests fail. One was not zeroing out
mixer/envelope, and one was not saving some values properly
in the 1MHz case --- vmw
2019-06-01 01:35:55 -04:00
Peter Ferrie
390c560edc
optimize pattern selection code
2019-06-01 00:45:33 -04:00
Peter Ferrie
0a89e8fcfc
optimize effects code
2019-06-01 00:40:32 -04:00
Peter Ferrie
3c4d32eaba
optimize envelope code
2019-06-01 00:36:11 -04:00
Peter Ferrie
d0d0e06f1c
optimize amplitude code
2019-06-01 00:30:10 -04:00
Peter Ferrie
6f56cfc254
optimize note calculation
2019-06-01 00:26:39 -04:00
Peter Ferrie
dca5cb2e95
optimize version detection
2019-06-01 00:19:53 -04:00
Peter Ferrie
0ee00c4c54
remove some unnecessary clc
2019-06-01 00:16:05 -04:00
Peter Ferrie
79e7fca824
optimize mockingboard code
2019-06-01 00:07:17 -04:00
Peter Ferrie
49e1ce4fd7
optimize keypress_minimal
2019-06-01 00:05:12 -04:00
Peter Ferrie
6882bf713a
optimize interrupt handler
2019-06-01 00:03:25 -04:00
Peter Ferrie
c863fd9462
optimize putsprite code
2019-06-01 00:00:50 -04:00
Peter Ferrie
efbb34fce7
optimize fire code
2019-06-01 00:00:23 -04:00
Vince Weaver
2e4a237fff
Revert "cut some bytes and cycles"
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This reverts commit dd18ecd1d9
.
2019-05-30 10:54:03 -04:00
Vince Weaver
79b9b17bac
Revert "cut some more"
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This reverts commit ab3311fd26
.
2019-05-30 10:53:48 -04:00
Vince Weaver
2694e6efca
Revert "still more"
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This reverts commit 9491bce9f4
.
2019-05-30 10:53:33 -04:00
Vince Weaver
df10cec9f7
Revert "pt3: bump version number after qkumba optimization"
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This reverts commit 25020da78b
.
2019-05-30 10:52:26 -04:00
Vince Weaver
25020da78b
pt3: bump version number after qkumba optimization
2019-05-30 01:22:15 -04:00
Peter Ferrie
9491bce9f4
still more
2019-05-29 13:34:10 -07:00
Peter Ferrie
ab3311fd26
cut some more
2019-05-25 22:12:22 -07:00
Peter Ferrie
dd18ecd1d9
cut some bytes and cycles
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- fire_r_same/up are now 10/12 instead of 8/15 cycles
some jmps can probably be replaced with appropriate branches instead
2019-05-25 16:18:35 -07:00
Vince Weaver
ac1e471d6b
pt3: some more size optimization
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mostly combining common code
2019-05-24 01:08:36 -04:00
Vince Weaver
df0e19cff9
pt3: remove unneeded variable
2019-05-23 20:53:41 -04:00
Vince Weaver
aa30878fd0
pt3: update tone generation
2019-05-23 17:04:13 -04:00
Vince Weaver
de31b9b97b
pt3: work on tone table
2019-05-23 00:28:55 -04:00
Vince Weaver
a4e247fd58
pt3: some more size optimization
2019-05-22 17:08:52 -04:00
Vince Weaver
4b54357b3a
pt3: add some cycle counting and docs
2019-05-22 15:52:05 -04:00
Vince Weaver
25950bddee
pt3: use the auto-generation of volume tables code
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saved 100 bytes, didn't really improve speed at all (at least if you
take into account table gen at the beginning)
2019-05-22 15:37:00 -04:00
Vince Weaver
843b3bd835
pt3: working on auto-generating the tables
2019-05-22 00:31:31 -04:00
Vince Weaver
2750ba9b13
pt3: might as well add a Makefile
2019-05-21 20:31:29 -04:00
Vince Weaver
2cc79ed73c
pt3: messing around with code to autogen some of the tables
2019-05-21 17:10:16 -04:00
Vince Weaver
acc8c3f0fb
pt3: add more cycle counting
2019-05-20 12:40:35 -04:00
Vince Weaver
5b2ad332e4
pt3: more comments and cycle counting
2019-05-20 10:11:29 -04:00
Vince Weaver
f775b116da
pt3: remove an unused field
2019-05-20 09:50:49 -04:00
Vince Weaver
f537b99222
pt3: a few more validated
2019-05-20 00:53:01 -04:00
Vince Weaver
53400a72ab
pt3: get dumper working again
2019-05-20 00:09:38 -04:00
Vince Weaver
315d9ab621
pt3: code didn't compile
2019-05-19 23:44:57 -04:00
Vince Weaver
673d2d7703
pt3: minor changes
2019-05-19 23:42:13 -04:00
Vince Weaver
c2482b41b6
pt3: optimization notes
2019-05-19 22:11:56 -04:00
Vince Weaver
db3d9fa93d
pt3: measure overhead. Consistently about 17% across a wide range of pt3 files
2019-05-19 17:23:36 -04:00
Vince Weaver
ba4cedbbac
pt3: update FAQ
2019-05-18 11:12:16 -04:00
Vince Weaver
f791eac71f
pt3: rename FAQ
2019-05-17 14:56:19 -04:00
Vince Weaver
92ab251101
pt3: minor cleanups in comments
2019-05-17 14:55:53 -04:00
Vince Weaver
5074f45878
pt3: release version 0.4
2019-05-17 14:55:35 -04:00
Vince Weaver
b1ada9fd75
pt3: clean up fire height code a bit
2019-05-17 14:19:18 -04:00
Vince Weaver
ef2b5061c8
pt3: comments in fire.s
2019-05-17 14:02:13 -04:00
Vince Weaver
efcf749f4b
pt3: rename REGISTER_DUMP to AY_REGISTERS
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makes the code a bit clearer
2019-05-17 13:25:02 -04:00
Vince Weaver
62b3123aaf
pt3: oops was going backwards in song list
2019-05-17 13:21:45 -04:00
Vince Weaver
eded3c0908
pt3: add looping support
2019-05-17 13:19:04 -04:00
Vince Weaver
a15706fb81
pt3: made total time count 3x faster in theory
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still too slow
2019-05-17 12:57:39 -04:00
Vince Weaver
770fe2bf25
pt3: clean up comments in the interrupt handler
2019-05-17 12:29:28 -04:00
Vince Weaver
55137b5a73
pt3: optimize interrupt_handler
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qkumba had some suggestions on comp.sys.apple2
2019-05-17 12:25:37 -04:00
Vince Weaver
3d35f781fe
pt3: bump it up to 18 songs
2019-05-17 12:13:38 -04:00
Vince Weaver
d991e32327
pt3: add some inefficient code to show current song number
2019-05-17 11:41:08 -04:00
Vince Weaver
1ce802e3a8
pt3: optimize the one-color lores putsprite routine
2019-05-17 11:04:52 -04:00
Vince Weaver
81d28fe305
pt3: do a version release
2019-05-16 23:10:06 -04:00
Vince Weaver
ab3605857a
pt3: some comment changes
2019-05-16 23:09:25 -04:00
Vince Weaver
36badc8177
pt3: capitalize text if on an AppleII/II+
2019-05-16 22:38:13 -04:00
Vince Weaver
0a84e76e4e
pt3: add support for scaling the frequencies from 1.77MHz to 1MHz
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The ZX Spectrum (default for pt3 files) runs the AY-3-8910 at 1.77MHz.
We do this by multiplying by 9/16 (which is a pain, but could be worse)
2019-05-16 22:16:50 -04:00
Vince Weaver
45f367f356
pt3: clean up the info screen stuff a bit
2019-05-16 20:33:12 -04:00
Vince Weaver
231dde20a7
pt3: add some music
2019-05-16 19:49:26 -04:00
Vince Weaver
9ac00a7621
pt3: bump the version and release a disk image
2019-05-16 16:56:14 -04:00
Vince Weaver
80291adf0a
pt3_player: pause stops the flame
2019-05-16 16:42:01 -04:00
Vince Weaver
c0f0be8588
pt3: wasted lots of time on this visualization
2019-05-16 16:37:14 -04:00
Vince Weaver
fe990c3119
pt3: more self modifying code
2019-05-16 14:58:13 -04:00
Vince Weaver
6a38f9a56a
pt3: more inner loop optimizations
2019-05-16 14:45:25 -04:00
Vince Weaver
1a895382f2
pt3: visualizer: optimize inner loop from 50 to 30 cycles (x800)
2019-05-16 14:26:43 -04:00
Vince Weaver
78ddbae171
pt3_player: optimize fire some
2019-05-16 13:50:27 -04:00
Vince Weaver
554c17d69c
pt3: fire, but it's too slow
2019-05-16 13:37:21 -04:00
Vince Weaver
096151d8ba
pt3: visualize: we have fire
2019-05-16 13:03:33 -04:00
Vince Weaver
435fc84f7b
pt3: visualization: boring stripes
2019-05-16 12:47:04 -04:00
Vince Weaver
0048ec6c49
pt3: oops forgot the most important file
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add awful framebuffer copy code
2019-05-16 12:26:59 -04:00
Vince Weaver
ff5bc14c58
pt3: start of visualization
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yes, a thin grey line
2019-05-16 12:19:20 -04:00
Vince Weaver
c0a49540dd
pt3: some work on visualization
2019-05-16 11:38:57 -04:00
Vince Weaver
89cd3d1e10
pt3: update TODO
2019-05-16 01:04:57 -04:00
Vince Weaver
9de18512cb
pt3: visualization concepts
2019-05-16 00:58:36 -04:00
Vince Weaver
590521f0a4
pt3: add another song
2019-05-15 17:03:27 -04:00
Vince Weaver
95d69c205d
pt3: update README
2019-05-15 15:25:18 -04:00
Vince Weaver
05d630abea
pt3: split off separate player/debug disk
2019-05-15 15:06:41 -04:00
Vince Weaver
2ec2da0891
pt3: player supports multiple songs now
2019-05-15 14:13:54 -04:00
Vince Weaver
0fe675bc96
pt3: update documentation
2019-05-15 12:21:39 -04:00
Vince Weaver
2161b5600b
pt3: add a timer module for tracking overhead
2019-05-15 11:55:43 -04:00
Vince Weaver
f24e0b2572
pt3: add a disk image, why not
2019-05-14 14:25:41 -04:00
Vince Weaver
98b3bc9902
pt3: have player calculate total time
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it takes a while
2019-05-14 14:25:13 -04:00
Vince Weaver
c4f9f1b6e3
pt3: get early-ending of patterns working
2019-05-14 12:27:06 -04:00
Vince Weaver
d2e3f7327a
pt3: add early-pattern end code
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also now display memory on HGR page0 while playing
2019-05-14 11:52:50 -04:00
Vince Weaver
e549d24cc8
pt3: oops last commit stuck the speed check in slightly wrong place
2019-05-14 11:15:12 -04:00
Vince Weaver
4f97ba511c
pt3: forgot to load default song speed from header
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vc.pt3 works now
2019-05-14 10:45:55 -04:00
Vince Weaver
d5c4564d0c
pt3: some documentation
2019-05-14 08:55:45 -04:00
Vince Weaver
caf5063e86
pt3: get envelopes working, ea.pt3 plays now
2019-05-14 01:57:46 -04:00
Vince Weaver
e475e43218
pt3: fix issue with freq sliding
2019-05-14 01:02:41 -04:00
Vince Weaver
325074678a
pt3: update end-of-song detection
2019-05-13 23:27:44 -04:00
Vince Weaver
b834506cac
pt3: extraneous iny in portamento
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sounds good, let's dump and compare
2019-05-13 22:41:07 -04:00
Vince Weaver
d9dd7c9090
pt3: urgh the issue was missing ,X on the ornament/sample address loads
2019-05-13 22:11:32 -04:00
Vince Weaver
13d9cd95b3
pt3: more cleanups
2019-05-13 17:09:01 -04:00
Vince Weaver
535c873214
pt3: another small typo
2019-05-13 16:48:47 -04:00
Vince Weaver
32a5db8905
pt3: update dumper to print to printer
2019-05-13 16:18:26 -04:00
Vince Weaver
3d49c8dbae
pt3: finally playing a song!
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still not right though
2019-05-13 14:50:33 -04:00
Vince Weaver
19443cacd1
pt3: forgot to update zero page
2019-05-13 14:02:16 -04:00