Thomas Harte
bcaceff378
Simplifies in-Metal transform logic, loading responsibility for setup onto the CPU.
...
I think I've also finally excised whatever order-of-operations issue I was having with regard to non-4:3 displays.
2020-09-10 20:32:58 -04:00
Thomas Harte
d7b405c6f8
Ensures direct luminance -> 'RGB' video doesn't go down the composition pipeline.
2020-09-10 13:20:40 -04:00
Thomas Harte
edf8cf4dc6
Completes the set of with/without gamma, and ensures correct alpha selection.
...
Also culls some other repetitive TODOs.
2020-09-09 19:28:38 -04:00
Thomas Harte
dfcc8e9822
Switches some of the interpolated fields to half precision.
2020-09-09 18:17:05 -04:00
Thomas Harte
016e96e6f8
Extends usage of half
. Possibly towards its conclusion.
2020-09-09 15:10:19 -04:00
Thomas Harte
e7ce03c418
Attempts to ensure initial finalised line texture state.
...
This was an attempt to remove the vertical line on the left of a composite display. Obviously the cause is not as suspected.
2020-09-09 13:15:21 -04:00
Thomas Harte
3d392dd81d
Completes conversion of composite & S-Video per-pixel processing to 16-bit floats.
2020-09-09 13:02:04 -04:00
Thomas Harte
42d810db7f
Switches per-pixel uniforms to halfs.
2020-09-09 10:53:09 -04:00
Thomas Harte
18571e8351
Also calculates a chroma kernel size, though it isn't used for anything yet.
2020-09-08 20:08:56 -04:00
Thomas Harte
dda1649ab7
Introduces smaller luma kernel functions where useable.
2020-09-08 19:55:37 -04:00
Thomas Harte
c82e0df071
Starts a transition towards half-precision arithmetic.
2020-09-08 19:37:36 -04:00
Thomas Harte
06b7ea5a6e
Strips the luma kernel back to 1d.
2020-09-08 19:15:19 -04:00
Thomas Harte
c49fcb9ec9
Based on further play: one box filter to separate luma/chroma, another to filter chroma, plus a FIR sharpen on luma.
2020-09-08 16:35:05 -04:00
Thomas Harte
0e44d6d214
Experiments with an all-box filter.
2020-09-08 16:19:08 -04:00
Thomas Harte
6adad7fbf5
Starts experimenting again with box filters.
2020-09-07 22:47:49 -04:00
Thomas Harte
de6ed7b615
Corrects phase-linked luminance support.
2020-09-07 20:53:28 -04:00
Thomas Harte
07dcb4dbb1
Starts reintroducing brightness, gamma and transparency for composite and S-Video pipelines.
2020-09-07 18:19:13 -04:00
Thomas Harte
e99896eadc
At least nominates alpha, gamma and brightness to metal.
2020-09-04 16:07:58 -04:00
Thomas Harte
489701afcb
Fixes window resizing.
2020-09-03 21:28:39 -04:00
Thomas Harte
55e576cc57
Ensures unpainted areas in composite displays have a non-asymptotic effect on luminance calculations.
2020-09-03 21:10:30 -04:00
Thomas Harte
6bd8ec9545
Alas, 1.0 seems to be the limit for proper artefact colour.
2020-09-03 20:53:45 -04:00
Thomas Harte
5cd8d86eef
Switches to dynamic generation of the 'sharpness' filter, correcting issues with the Apple II (amongst others).
2020-09-03 20:48:44 -04:00
Thomas Harte
74d0acdaec
Fixes non-RGB colour composite generation.
...
The hard-coded sharpen filter proves to be a really bad fit for the Apple II though.
2020-09-03 19:04:17 -04:00
Thomas Harte
0288a1974b
Tries: separate filters for chroma and luma, plus a post-separation sharpen filter on the latter.
2020-09-03 13:18:21 -04:00
Thomas Harte
6efd8782fe
Tweaks coefficients some more; makes sure that data is never larger than the intermediate buffers.
2020-09-02 20:14:41 -04:00
Thomas Harte
8bab9d5d60
Corrects S-Video and composite generation for RGB[1/2/4] sources.
...
Also toys with a double luminance filter in order to try to sharpen chrominance. But maybe I should be looking at other convolutions entirely?
2020-09-02 19:13:54 -04:00
Thomas Harte
7e58648743
Corrects front-running bug, plays further with colour amplitude.
2020-09-02 15:51:48 -04:00
Thomas Harte
0f0c3e616d
Tweaks some numbers.
...
I'm largely treading water here. Probably time to think about the race.
2020-09-02 08:17:01 -04:00
Thomas Harte
c7ce65ea4c
Attempts fully to restore composite video.
...
Subject to some sort of nasty race condition for the time being.
2020-09-02 08:03:10 -04:00
Thomas Harte
c36247b609
Ensures reuse of offset buffers.
...
There seems to be some sort of epic race condition as the drawing pipeline lags though. Will need to investigate.
2020-09-01 22:11:48 -04:00
Thomas Harte
15296e43a4
Attempts correctly to set up the CPU side of a composite video pipeline, at least.
...
So: I think this is really close, but I'm out of time for the day.
2020-09-01 21:58:33 -04:00
Thomas Harte
f2929230a2
[Experimentally] introduces blending between computed S-Video fragments.
2020-09-01 21:37:36 -04:00
Thomas Harte
bf252b8061
Fixes sizing of buffers to the current output.
2020-09-01 21:33:54 -04:00
Thomas Harte
9e2bf2af7e
Restricts S-Video processing to updated lines.
2020-09-01 21:27:40 -04:00
Thomas Harte
245f2654f0
Shifts S-Video processing into the compute shader.
2020-09-01 20:37:11 -04:00
Thomas Harte
67ca298a72
Forces a no-op compute shader into the S-Video pipeline.
...
The intention is to restrict the area acted over, and to do the S-Video filtering in there. Then I'll just need two such stages for composite.
2020-09-01 18:39:52 -04:00
Thomas Harte
67d4dbf91a
Starts girding for a third pipeline.
2020-08-31 20:01:59 -04:00
Thomas Harte
b344269140
I think I accept the need for intermediate steps now.
...
This allocates storage.
2020-08-30 20:21:01 -04:00
Thomas Harte
bb547610f2
Adds commentary, shrinks some intermediate texture sizes.
2020-08-30 12:06:29 -04:00
Thomas Harte
1e1f007bb7
Possibly convinces myself that no-separation chroma/luma isn't practical.
...
... as appealing as it may be, were filters perfect.
2020-08-29 21:25:49 -04:00
Thomas Harte
c40d858f02
Switches back to angular stuff at input resolution; ensures all S-Video modes work.
...
Now to roll back onto composite. Fingers crossed!
2020-08-29 20:54:46 -04:00
Thomas Harte
3d564d85fd
Proves that per-pixel sine/cos evaluation avoids phase issues.
...
Even in PAL mode. But I'd rather not _require_ this as it kind of negates directly-sampled input.
2020-08-29 18:53:37 -04:00
Thomas Harte
02cea40ffa
Attempts to avoid introducing phase error in scanToComposition.
...
Also brightens S-Video up to RGB levels.
2020-08-25 22:41:37 -04:00
Thomas Harte
e502d336db
Having decided that these things probably need to be separate, starts drilling down on S-Video.
2020-08-25 22:05:19 -04:00
Thomas Harte
807cb99f6d
Composite angles are signed.
2020-08-23 21:39:04 -04:00
Thomas Harte
7ca0362f23
Treads water.
...
Difficult current question: why does the Atari 2600's display change colours as the display tries to achieve horizontal lock? Phase should be unchanged. Ergo something is amiss.
2020-08-23 21:03:26 -04:00
Thomas Harte
56c7bd242a
Marginally tidies.
2020-08-22 16:38:36 -04:00
Thomas Harte
5c6112415a
Sets appropriate clear colour for composition render pass.
2020-08-21 22:41:54 -04:00
Thomas Harte
bf6a0c9fc4
Achieves a return of composite colour for RGB-producing machines.
2020-08-21 22:06:36 -04:00
Thomas Harte
d54b937ab6
Starts trying to do actual composite processing.
2020-08-21 21:11:25 -04:00
Thomas Harte
7c23c32e44
Corrects composition colour phase.
2020-08-20 20:45:45 -04:00
Thomas Harte
4e21d24b5f
Corrects composition colour amplitude.
2020-08-20 20:34:37 -04:00
Thomas Harte
ad6fb85fda
Corrects use of composition buffer.
...
Something is still very obviously amiss in colour processing somewhere down the line, but the correct forms are once again visibly in evidence.
2020-08-20 20:21:28 -04:00
Thomas Harte
5dc39a5d24
Adds the composition render pass.
...
Albeit that something here doesn't work at present.
2020-08-19 21:56:53 -04:00
Thomas Harte
3597f687de
Continues sidling towards composite & S-Video handling.
2020-08-19 21:20:06 -04:00
Thomas Harte
8811506adf
Starts towards building a compound[/composition?] buffer.
...
I now need to discover whether I can use natural integer texture coordinates.
2020-08-17 22:10:02 -04:00
Thomas Harte
11dec6fc0f
Avoids a redundant clear.
2020-08-17 22:09:15 -04:00
Thomas Harte
59c4c8233f
Generalises existing scanToDisplay
to add lineToDisplay
.
2020-08-17 21:15:19 -04:00
Thomas Harte
9da79d2d81
Clarifies scaling logic.
2020-08-17 20:29:46 -04:00
Thomas Harte
27e8a3a1b5
Obeys modals' zoom.
...
Subject to an attempt at factoring aspect ratio differences.
2020-08-16 21:11:43 -04:00
Thomas Harte
745797b596
Introduces a stencil buffer plus the inter-frame clearing it allows.
2020-08-16 16:42:32 -04:00
Thomas Harte
940e9e037e
Adds first_scan
to LineMetadata.
...
Also reorders `Line` fields to match `Scan` fields, just for visual consistency.
2020-08-16 08:59:37 -04:00
Thomas Harte
512c0079a9
Makes thread safe.
2020-08-15 21:52:55 -04:00
Thomas Harte
645c29f853
Adds an intermediate buffer to correct inter-frame smoothing.
...
Also goes someway back to the old scan output scheduling, albeit presently with limited thread safety.
2020-08-15 21:24:10 -04:00
Thomas Harte
e55945674d
Reduces main thread blocking.
2020-08-14 22:16:49 -04:00
Thomas Harte
7ac88536dd
Respects machine aspect ratio.
...
To an extent. Doesn't currently deal with cropping of machines when the window aspect ratio is smaller.
2020-08-14 21:24:25 -04:00
Thomas Harte
230b9fc9e6
Permits multiple simultaneous scan reading ranges.
...
Also updates the OpenGL scan target as per the latest movements of things.
2020-08-12 22:08:41 -04:00
Thomas Harte
27ca782cac
Enables blending; attempts to enable frame preservation.
...
The latter seems to be evidencing a double buffer at play. More investigation required.
On the plus side, the direct route is still well within GPU budget at 4k on my Core M. So a huge improvement there.
2020-08-12 19:34:07 -04:00
Thomas Harte
a136a00a2f
Takes a shot at adding RGB -> S-Video and composite conversion, for all RGB types.
2020-08-11 22:11:50 -04:00
Thomas Harte
4b55df1cb4
Starts upon a macro-oriented means of RGB input function generation.
2020-08-10 22:03:39 -04:00
Thomas Harte
b9309268ba
Possibly finally succeeds at moving Accelerate.framework to where it should be.
2020-08-10 21:46:11 -04:00
Thomas Harte
8fa89baf54
Slightly cleans up Xcode project; reenables kiosk-for-Mac builds.
2020-08-10 21:43:32 -04:00
Thomas Harte
8374a5e579
Adds superficially correct compositeSampleLuminance8Phase8
function.
...
Thereby uncovering a minor error in my decoding of colour phase.
2020-08-10 21:33:59 -04:00
Thomas Harte
525233e10b
Ensures all input data types are parseable in Metal.
...
Though now I need to think a bit more about the best way to compose signal-type conversions, and whether output-type calculations (i.e. gamma, brightness) are applied.
2020-08-10 19:47:47 -04:00
Thomas Harte
eadda6a967
Further strips OpenGL from the macOS target.
2020-08-09 22:17:27 -04:00
Thomas Harte
3d6590af89
Throws out a little more OpenGL.
2020-08-09 22:11:31 -04:00
Thomas Harte
28d933d5d6
Does just enough to get 8-bit RGB and 1-bit luminance machines to display.
...
Assuming an 'RGB' output.
2020-08-09 21:19:07 -04:00
Thomas Harte
a118594c8b
Hacks to make RGB1 visible (in a fashion).
2020-08-09 20:45:51 -04:00
Thomas Harte
93c6105442
Corrects calculation of dirty texture area.
2020-08-09 20:45:14 -04:00
Thomas Harte
57fecdc09e
Ties everything together in an attempt to display RGB scans.
...
I'm actually just getting a mess of pixels, but it's something!
2020-08-09 18:41:15 -04:00
Thomas Harte
cd491bb6e0
Cleans up project file; macOS 10.13 is definitely the deployment target.
2020-08-09 18:27:57 -04:00
Thomas Harte
f16ad8f71d
Takes a shot at submitting texture changes.
2020-08-09 17:59:52 -04:00
Thomas Harte
e340685a99
Seemingly proves that proper geometry is reaching Metal by drawing scans.
...
No in-buffer accumulation yet, but this is progress. If I can add accumulation and stencil clearing, I'm not doing badly.
2020-08-08 23:11:44 -04:00
Thomas Harte
df89a8771c
Makes an attempt to have the emulator fill the actual GPU buffers.
...
Not that they're drawn from correctly yet. I might first take a run at a new quick-path output route for emulated RGB displays, that just seeks to use the scans directly. No intermediate buffers. Besides probably being a good feature, it'll be a good way to ramp further up with Metal.
2020-08-08 22:49:02 -04:00
Thomas Harte
bdcf266e45
Having learnt a bit more: eliminates Metal attribute
tags, switches to more natural expression of structs.
...
Also thereby eliminates the need for a forced alignas(4) on various structs.
2020-08-08 17:27:32 -04:00
Thomas Harte
edf41b06fd
Eliminates the quad buffer.
...
Vertices can be adduced from vertex ID.
2020-08-08 17:12:49 -04:00
Thomas Harte
38960a08d6
Adds adjustment for display aspect ratio.
...
While also realising that I appear to be getting away without an MTLVertexDescriptor for Scans. Maybe OpenGL has prejudiced me, and they're actually optional for interleaved data?
2020-08-07 22:29:24 -04:00
Thomas Harte
fbda7aab23
Does just enough to get the correct (aspect ratio aside) output of scan outlines.
...
So, up next, can I start streaming these things?
2020-08-07 22:20:01 -04:00
Thomas Harte
c575aa0640
Adds a buffer for scans, and posts two test instances.
2020-08-07 22:03:54 -04:00
Thomas Harte
bb55ecc101
Disables --volume for kiosk mode testing.
2020-08-07 21:19:53 -04:00
Thomas Harte
4421acef34
Gets some uniforms in on the action.
...
With some effort towards scans, but incompletely so.
2020-08-07 21:19:17 -04:00
Thomas Harte
219923bd63
Reduces vertex size, draws a quad.
2020-08-05 21:33:25 -04:00
Thomas Harte
7551782a25
Switches to interleaved vertex data.
...
This more closely relates to what I actually want to do.
2020-08-05 17:27:43 -04:00
Thomas Harte
eff24a8726
My first baby steps in Metal continue; here's a triangle.
2020-08-04 21:49:01 -04:00
Thomas Harte
72df6e52cd
This is possibly at least dispatching an empty command buffer correctly.
2020-08-04 19:44:56 -04:00
Thomas Harte
e235a45abb
Breaks all output.
...
... by switching out NSOpenGLView for MKLView with no drawing infrastructure yet in place.
2020-08-04 18:22:14 -04:00
Thomas Harte
b14bedbe29
Merge pull request #817 from TomHarte/LockFreeQueue
...
Fully splits buffering from drawing for the existing OpenGL scan target.
2020-07-30 21:42:20 -04:00
Thomas Harte
3db4a8c312
Attempts to improve vsync deadline estimation.
...
Also increases probability of bad estimation being discarded.
2020-07-27 21:08:00 -04:00
Thomas Harte
db8e1b0edf
Adds feedback on unidentified ROMs.
2020-07-27 20:45:47 -04:00
Thomas Harte
71c3f58c99
Provides user feedback upon improper command-line usage.
2020-07-27 20:40:38 -04:00
Thomas Harte
7c05b1788e
Ensures proper thread confinement for updateStatusBarText
.
2020-07-27 20:25:52 -04:00
Thomas Harte
f9f500c194
Merge branch 'master' into LockFreeQueue
2020-07-24 22:29:45 -04:00
Thomas Harte
e097a841d2
Adds a c++1z fallback for SDL builds, too.
2020-07-24 22:01:22 -04:00
Thomas Harte
84d5316aa7
Add c++1z as a config option, for older versions of Qt.
2020-07-24 16:32:59 -04:00
Thomas Harte
84dcf9925b
Updates Scons and Qt projects to include new files.
2020-07-23 23:14:10 -04:00
Thomas Harte
ee1d7eb61f
Makes more buffer-specific stuff private.
2020-07-23 23:06:14 -04:00
Thomas Harte
74788ccf8e
Pulls the BufferingScanTarget into a separate file.
2020-07-22 22:16:47 -04:00
Thomas Harte
42f2bf05bf
Attempt to load a file if passed on the command line.
2020-07-13 21:51:55 -04:00
Thomas Harte
d91cf598be
Ensures qmake paths are explicit.
2020-07-11 17:46:32 -04:00
Thomas Harte
86737454a0
Exposes activity lights in Qt.
...
As a status bar, which is a bit of a quick fix, but it's better than not displaying this information.
2020-07-10 23:18:38 -04:00
Thomas Harte
223a960a06
Implements standard keyboard -> joystick mapping.
2020-07-10 22:30:43 -04:00
Thomas Harte
f72570386c
Installs and removes an 'Input' menu where required.
...
Also ensures safe shutdown of a second machine.
2020-07-09 23:47:38 -04:00
Thomas Harte
56e5491e5c
Ensures safe startup.
2020-07-09 23:06:32 -04:00
Thomas Harte
be1c3e9136
Ensures key state is cleared upon activation changes.
2020-07-08 21:31:29 -04:00
Thomas Harte
2d223305eb
Correct subject of switch.
2020-07-08 00:49:29 -04:00
Thomas Harte
48c2dcf50e
Introduce provisional X11 bindings.
2020-07-08 00:46:29 -04:00
Thomas Harte
fa26c82273
Undoes extra dependency, checks for X11 at runtime.
2020-07-08 00:15:44 -04:00
Thomas Harte
0763ae38dd
Attempts to add conditional include for non-Mac UNIX only.
2020-07-07 23:57:32 -04:00
Thomas Harte
abe1e7f244
Provide current thoughts on Qt and the keyboard.
2020-07-06 22:27:50 -04:00
Thomas Harte
5a729f92c1
Attempts to move the 'Help' menu to the correct place.
2020-07-04 19:19:41 -04:00
Thomas Harte
366793498a
Ensures ScanTargetWidget doesn't eat irrelevant keypresses.
2020-07-04 19:12:34 -04:00
Thomas Harte
cdda3f74ab
Attempts mouse event capture.
2020-07-04 00:29:37 -04:00
Thomas Harte
d97ebae200
Request Qt deprecation warnings.
2020-07-03 23:16:49 -04:00
Thomas Harte
2d5e9bf1bb
Declines to set up audio output if none is available.
2020-07-02 22:58:15 -04:00
Thomas Harte
8bf5ed52ea
Ensures keyboard events are restricted to single windows.
2020-07-02 22:03:12 -04:00
Thomas Harte
b850183a1e
Switches to an alternative to window(), for older Qt support.
2020-07-02 21:53:30 -04:00
Thomas Harte
f7e13356c4
FunctionThreads no longer automatically start.
...
Improvements as a result: audio works in a second machine started in an existing window; there is no audio thread footprint if there is no audio.
2020-07-01 18:55:42 -04:00
Thomas Harte
55cc3089f9
Ensures complete deallocation of the QAudioOutput.
2020-06-30 23:33:41 -04:00
Thomas Harte
a096a09c72
Trusts Qt to supply a refresh rate, and handles retina <-> non-retina window transitions.
2020-06-30 23:03:39 -04:00
Thomas Harte
b9e117cdcf
Centralises window title responsibility.
2020-06-28 23:08:40 -04:00
Thomas Harte
f6e5a2fb04
Resolves duplicative enums.
2020-06-28 22:50:24 -04:00
Thomas Harte
404c35feb5
Implements Atari 2600 switches menu.
2020-06-28 17:57:20 -04:00
Thomas Harte
b5962c58bb
Completes ZX80/81-specific menu.
2020-06-28 16:23:35 -04:00
Thomas Harte
74da762ae1
Starts sketching out the ZX80/81 menu items.
2020-06-28 01:04:32 -04:00
Thomas Harte
d87c840b76
Adds quick load and quick boot options.
...
This should leave only the ZX80/81 and 2600 as special cases.
2020-06-27 17:08:29 -04:00
Thomas Harte
afb835398f
Ensures display selection is preserved in the app settings.
2020-06-27 16:26:39 -04:00
Thomas Harte
6925a04088
Ensures 'Display' menu is removed if machine is closed.
2020-06-26 23:27:14 -04:00
Thomas Harte
a0e534b309
Starts towards offering display-type selection.
2020-06-26 23:04:45 -04:00
Thomas Harte
74d1ca4fa8
Simplifies indentation, correcting flow while there.
2020-06-26 21:16:15 -04:00
Thomas Harte
3c896050fb
Ensures proper output sizeing on HiDPI displays.
2020-06-26 21:14:43 -04:00
Thomas Harte
387500f01a
Implements 'Insert...' menu item.
2020-06-26 18:25:56 -04:00
Thomas Harte
21c41ed4cb
Reduces boilerplate and key repetition.
2020-06-26 00:39:30 -04:00
Thomas Harte
293ab25634
Ensures complete machine picker state is stored.
2020-06-26 00:23:52 -04:00
Thomas Harte
3ddc1a1722
Eliminates hard-coded concept of timer jitter.
2020-06-25 23:59:44 -04:00
Thomas Harte
478d081095
Ensures machines take user-friendly default settings.
2020-06-23 23:27:56 -04:00
Thomas Harte
9d4b49bbb5
Attempts to be more rigorous in vsync prediction.
2020-06-23 22:59:12 -04:00
Thomas Harte
4417f81014
Attempts to set a meaningful window title.
2020-06-22 22:58:58 -04:00
Thomas Harte
b96f7711e3
Corrects attempt at back-to-UI final window SDI behaviour.
...
Maybe it'll turn out to be not what I want, but at least now it works.
2020-06-22 22:36:36 -04:00
Thomas Harte
1875a03757
Plugs a per-window memory leak.
...
While also ensuring proper OpenGL resource destruction.
2020-06-22 20:32:44 -04:00
Thomas Harte
13336b8ad5
Consolidates and disables failed attempt at final-window close behaviour.
2020-06-21 23:52:41 -04:00