2016-02-25 10:38:03 +00:00
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#if defined(SFC_SUPERGAMEBOY)
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Update to v098r01 release.
byuu says:
Changelog:
- SFC: balanced profile removed
- SFC: performance profile removed
- SFC: code for handling non-threaded CPU, SMP, DSP, PPU removed
- SFC: Coprocessor, Controller (and expansion port) shared Thread code
merged to SFC::Cothread
- Cothread here just means "Thread with CPU affinity" (couldn't think
of a better name, sorry)
- SFC: CPU now has vector<Thread*> coprocessors, peripherals;
- this is the beginning of work to allow expansion port devices to be
dynamically changed at run-time
- ruby: all audio drivers default to 48000hz instead of 22050hz now if
no frequency is assigned
- note: the WASAPI driver can default to whatever the native frequency
is; doesn't have to be 48000hz
- tomoko: removed the ability to change the frequency from the UI (but
it will display the frequency used)
- tomoko: removed the timing settings panel
- the goal is to work toward smooth video via adaptive sync
- the model is broken by not being in control of the audio frequency
anyway
- it's further broken by PAL running at 50hz and WSC running at 75hz
- it was always broken anyway by SNES interlace timing varying from
progressive timing
- higan: audio/ stub created (for now, it's just nall/dsp/ moved here
and included as a header)
- higan: video/ stub created
- higan/GNUmakefile: now includes build rules for essential components
(libco, emulator, audio, video)
The audio changes are in preparation to merge wareya's awesome WASAPI
work without the need for the nall/dsp resampler.
2016-04-09 03:40:12 +00:00
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struct ICD2 : Emulator::Interface::Bind, GameBoy::Interface::Hook, Cothread {
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Update to v098r06 release.
byuu says:
Changelog:
- emulation cores now refresh video from host thread instead of
cothreads (fix AMD crash)
- SFC: fixed another bug with leap year months in SharpRTC emulation
- SFC: cleaned up camelCase on function names for
armdsp,epsonrtc,hitachidsp,mcc,nss,sharprtc classes
- GB: added MBC1M emulation (requires manually setting mapper=MBC1M in
manifest.bml for now, sorry)
- audio: implemented Emulator::Audio mixer and effects processor
- audio: implemented Emulator::Stream interface
- it is now possible to have more than two audio streams: eg SNES
+ SGB + MSU1 + Voicer-Kun (eventually)
- audio: added reverb delay + reverb level settings; exposed balance
configuration in UI
- video: reworked palette generation to re-enable saturation, gamma,
luminance adjustments
- higan/emulator.cpp is gone since there was nothing left in it
I know you guys are going to say the color adjust/balance/reverb stuff
is pointless. And indeed it mostly is. But I like the idea of allowing
some fun special effects and configurability that isn't system-wide.
Note: there seems to be some kind of added audio lag in the SGB
emulation now, and I don't really understand why. The code should be
effectively identical to what I had before. The only main thing is that
I'm sampling things to 48000hz instead of 32040hz before mixing. There's
no point where I'm intentionally introducing added latency though. I'm
kind of stumped, so if anyone wouldn't mind taking a look at it, it'd be
much appreciated :/
I don't have an MSU1 test ROM, but the latency issue may affect MSU1 as
well, and that would be very bad.
2016-04-22 13:35:51 +00:00
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shared_pointer<Emulator::Stream> stream;
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2015-11-14 00:52:51 +00:00
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static auto Enter() -> void;
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2016-02-09 11:51:12 +00:00
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auto main() -> void;
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Update to v074 release.
byuu says (since v073):
This release adds full low-level emulation of the NEC uPD96050
coprocessor, used by the ST-0010 (F1 Race of Champions II) and the
ST-0011 (Hayazashi Nidan Morita Shougi). The former was already playable
with HLE, but lacked timing emulation. The latter has never been
playable through emulation before now. But as with SD Gundam GX before,
you really weren't missing much.
[...]
Also new in this release is my own Game Boy emulator. It is being used
to provide native Super Game Boy support, built directly into bsnes.
This core is released under the GPLv2, but I am willing to grant a more
permissive license for other SNES emulators, if anyone is interested.
Of course I cannot compete with the quality of gambatte, and certainly
not from only a weeks' worth of work. Currently, there is no Game
Boy-side sound output and there are quite a few bugs remaining in its
emulation core. I would appreciate any help on this, the Game Boy is not
my forte. So yes, we are taking a step back today, so that we may take
two steps forward in the future.
[...]
Lastly, the debugger is still Linux-only, but it is now stable enough to
be considered usable. Check it out if you like, compile with -DDEBUGGER
to enable it.
2011-01-11 10:30:47 +00:00
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2015-11-14 00:52:51 +00:00
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auto init() -> void;
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auto load() -> void;
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auto unload() -> void;
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auto power() -> void;
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Update to v098r06 release.
byuu says:
Changelog:
- emulation cores now refresh video from host thread instead of
cothreads (fix AMD crash)
- SFC: fixed another bug with leap year months in SharpRTC emulation
- SFC: cleaned up camelCase on function names for
armdsp,epsonrtc,hitachidsp,mcc,nss,sharprtc classes
- GB: added MBC1M emulation (requires manually setting mapper=MBC1M in
manifest.bml for now, sorry)
- audio: implemented Emulator::Audio mixer and effects processor
- audio: implemented Emulator::Stream interface
- it is now possible to have more than two audio streams: eg SNES
+ SGB + MSU1 + Voicer-Kun (eventually)
- audio: added reverb delay + reverb level settings; exposed balance
configuration in UI
- video: reworked palette generation to re-enable saturation, gamma,
luminance adjustments
- higan/emulator.cpp is gone since there was nothing left in it
I know you guys are going to say the color adjust/balance/reverb stuff
is pointless. And indeed it mostly is. But I like the idea of allowing
some fun special effects and configurability that isn't system-wide.
Note: there seems to be some kind of added audio lag in the SGB
emulation now, and I don't really understand why. The code should be
effectively identical to what I had before. The only main thing is that
I'm sampling things to 48000hz instead of 32040hz before mixing. There's
no point where I'm intentionally introducing added latency though. I'm
kind of stumped, so if anyone wouldn't mind taking a look at it, it'd be
much appreciated :/
I don't have an MSU1 test ROM, but the latency issue may affect MSU1 as
well, and that would be very bad.
2016-04-22 13:35:51 +00:00
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auto reset(bool soft = false) -> void;
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2011-01-08 09:58:41 +00:00
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2016-02-16 09:32:49 +00:00
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auto read(uint24 addr, uint8 data) -> uint8;
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auto write(uint24 addr, uint8 data) -> void;
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2011-01-08 09:58:41 +00:00
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2015-11-14 00:52:51 +00:00
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auto serialize(serializer&) -> void;
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Update to v074r03 release.
byuu says:
You guys are going to hate the hell out of this one. It's twenty hours
of non-stop work, no exaggeration at all. Started at 4AM, just wrapped
up now at 8PM.
I rewrote the entire memory subsystem.
Old system:
65536 pages that map 256 bytes each
Mapping a new page overwrites old page
Granularity capped at 256 bytes minimum, requiring ST-001x to map
60:0000-00ff instead of 60:0000,0001
Classes inherit from MMIO and Memory, forcing only one mappable function
per class, and fixed names
MMIO sub-mapper inside memory: 00-3f:2000-5fff for one-byte granularity
Can dynamically change the map at run-time, MMC register settings
perform dynamic remapping
New system:
XML mapping is still based around banklo-bankhi:addrlo-addrhi, as that
shapes almost everything on the SNES very well
Internally, 2048 pages that map 8192 bytes each
Pages are vectors, scans O(n) from last to first (O(log n) would not
help, n is never > 3)
Can multi-cast writes, but not reads [for the obvious reason of: which
read do you return?]
Can map reads and writes separately
Granularity of one for entire 24-bit address range, no need for MMIO
- whatever is in XML is exactly what you get
Read/Write tables bind function callbacks, so I can have any number of
functions with any names from any classes with no inheritance (no
more uPD7725DR, uPD7725SR helpers, etc)
Less memory usage overall due to less tables [ I tried 16 million tables
and it used 2GB of RAM >_o ]
Cannot dynamically change the map at run-time, MMC read/write functions
perform address translation [worse average case speed, better worst
case speed]
Now the hate me part, functors can't beat virtual functions for speed.
There are speed penalties involved:
-4.5% on average games
-11% on SuperFX games (SFX has its own bus)
-15% on SA-1 games (SA-1 has two buses)
Of course the two that need the speed the most get the biggest hits.
I'm afraid there's really not a lot of wiggle room to boost speed back
up.
I suppose one bright spot is that we can much more easily try out
entirely new mapping systems now, since the dynamic portions have been
eliminated.
2011-01-15 04:30:29 +00:00
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2015-11-14 00:52:51 +00:00
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uint revision;
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Update to v073r03 release.
byuu says:
Changelog:
- much tighter SGB integration, but this is still a work-in-progress
- memory::gb(rom,ram,rtc) is gone, uses GameBoy:: memory structures
directly (a big gain, no need to copy memory to save and load)
- UI-based cartridge loading works with GameBoy:: directly as well
- libsnes will need to be updated internally to reflect this
- games can save and load (even before bgameboy can, hah)
- save states hooked up, but they crash the DMG. I don't know why, as
if it was hard enough saving states with libco, try doing it for an
emulator inside an emulator >_<
- last remnants of old SGB stuff removed, <sueprgameboy> XML converted
to <icd2>
- looks like the XML list idea is looking pretty useless for
SNES::Cartridge now that bgameboy handles its own XML mapping
2011-01-08 10:06:09 +00:00
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2011-01-08 09:58:41 +00:00
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private:
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#include "interface/interface.hpp"
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#include "mmio/mmio.hpp"
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Update to v097r12 release.
byuu says:
Nothing WS-related this time.
First, I fixed expansion port device mapping. On first load, it was
mapping the expansion port device too late, so it ended up not taking
effect. I had to spin out the logic for that into
Program::connectDevices(). This was proving to be quite annoying while
testing eBoot (SNES-Hook simulation.)
Second, I fixed the audio->set(Frequency, Latency) functions to take
(uint) parameters from the configuration file, so the weird behavior
around changing settings in the audio panel should hopefully be gone
now.
Third, I rewrote the interface->load,unload functions to call into the
(Emulator)::System::load,unload functions. And I have those call out to
Cartridge::load,unload. Before, this was inverted, and Cartridge::load()
was invoking System::load(), which I felt was kind of backward.
The Super Game Boy really didn't like this change, however. And it took
me a few hours to power through it. Before, I had the Game Boy core
dummying out all the interface->(load,save)Request calls, and having the
SNES core make them for it. This is because the folder paths and IDs
will be different between the two cores.
I've redesigned things so that ICD2's Emulator::Interface overloads
loadRequest and saveRequest, and translates the requests into new
requests for the SuperFamicom core. This allows the Game Boy code to do
its own loading for everything without a bunch of Super Game Boy special
casing, and without any awkwardness around powering on with no cartridge
inserted.
This also lets the SNES side of things simply call into higher-level
GameBoy::interface->load,save(id, stream) functions instead of stabbing
at the raw underlying state inside of various Game Boy core emulation
classes. So things are a lot better abstracted now.
2016-02-08 03:17:59 +00:00
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Emulator::Interface::Bind* bind = nullptr;
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GameBoy::Interface::Hook* hook = nullptr;
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2011-01-08 09:58:41 +00:00
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};
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2016-02-25 10:38:03 +00:00
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#else
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struct ICD2 : Coprocessor {
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auto init() -> void {}
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auto load() -> void {}
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auto unload() -> void {}
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auto power() -> void {}
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auto reset() -> void {}
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auto read(uint24, uint8) -> uint8 { return 0; }
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auto write(uint24, uint8) -> void { return; }
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auto serialize(serializer&) -> void {}
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uint revision;
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};
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#endif
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2011-01-08 09:58:41 +00:00
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extern ICD2 icd2;
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