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Commit Graph

581 Commits

Author SHA1 Message Date
Thomas Harte
ccdbec3ffc Corrected for potential lost lines. 2016-05-08 16:43:11 -04:00
Thomas Harte
a75259ce9f Removed some dead caveman debugging statements. 2016-05-08 16:18:42 -04:00
Thomas Harte
9b2061be98 Actually, that should probably be 1/outputTextureSize, as the output range is -1 to +1. 2016-05-08 16:09:39 -04:00
Thomas Harte
9485ef2c8c At last a genuine bug fixed: was nudging the wrong amount in intermediate shaders. 2016-05-08 16:07:36 -04:00
Thomas Harte
1142c86811 Slightly simplified conditional. 2016-05-07 18:38:51 -04:00
Thomas Harte
8e4ab37719 Things are back pretty much to where they were, but offset is eliminated as an input. 2016-05-07 18:37:18 -04:00
Thomas Harte
c73751b15a Reverted deliberately broken segments to produce something mergeable. 2016-05-05 21:27:13 -04:00
Thomas Harte
a74f081aa9 Put lateral lookup table directly into the shader. 2016-05-05 21:21:27 -04:00
Thomas Harte
8284b272ad Picked appropriate new-world values for various buffers. 2016-05-05 20:00:28 -04:00
Thomas Harte
284b310074 Attempted to implement end-of-buffer tests for all stages. 2016-05-05 19:52:05 -04:00
Thomas Harte
bf9917707e Merge branch 'master' into Glitches 2016-05-05 08:31:40 -04:00
Thomas Harte
383c389523 Merge pull request #4 from TomHarte/AccuratePaging
Implements more accurate paging behaviour.
2016-05-05 08:31:17 -04:00
Thomas Harte
fea32869b0 Implemented what I now believe to be the real paging logic. 2016-05-05 08:28:06 -04:00
Thomas Harte
e9a9cfb09f Fixed off-by-one error on texture upload. 2016-05-05 07:22:49 -04:00
Thomas Harte
f621cc8523 Withdrew the pixel unpack buffer in order to avoid the potential for a paused machine to be undrawable. The cost is at least an extra memcpy per frame; I'm letting the driver worry about the whole process for now. 2016-05-04 21:27:10 -04:00
Thomas Harte
2e7ac0e6db With a lot of logging also currently ongoing, fixed circular ranges for clearing and when covering an entire buffer. 2016-05-04 21:08:38 -04:00
Thomas Harte
87df57195d Started on an attempt not to treat the various buffers as free to loop within, starting with the input texture. 2016-05-04 07:39:45 -04:00
Thomas Harte
3684c6404f Proven through deliberate inefficiency: the issues are (i) texture upload; and (ii) buffer wraparound. 2016-05-03 22:22:12 -04:00
Thomas Harte
759fbd89ca Switched pixel unpack buffer back to explicit flushes. 2016-05-03 21:26:09 -04:00
Thomas Harte
2541711061 Made attempts (i) to flush buffers before unmapping them; and (ii) to bring texture uploads within the new orthodoxy. 2016-05-03 20:56:47 -04:00
Thomas Harte
fc1a67c157 Lateral is no longer written per vertex. It's a fixed list. 2016-05-03 18:45:55 -04:00
Thomas Harte
535d272039 Tweaks here, tweaks there. 2016-05-03 18:15:24 -04:00
Thomas Harte
43951ac359 Merge pull request #3 from TomHarte/SeparateSeparation
Distinguishes the luminance filtering stage from the chroma separation stage, improving both
2016-05-03 08:17:42 -04:00
Thomas Harte
6d5a1b33ee Turned the colour up just a little, slightly lowered luminance signal strength. 2016-05-03 07:51:14 -04:00
Thomas Harte
31f1e6d5c0 Introduced a separate stage for luminance filtering. 2016-05-03 07:46:40 -04:00
Thomas Harte
1bb92550f8 It's 2016. 2016-05-02 22:02:06 -04:00
Thomas Harte
c72e360012 Merge pull request #2 from TomHarte/PixelAccumulation
Switches to in-framebuffer pixel accumulation
2016-05-02 21:18:38 -04:00
Thomas Harte
29e7c96e4c Brought monitor mode inside the pipeline and added an intermediate filter. 2016-05-02 21:05:58 -04:00
Thomas Harte
4a0e1dc789 Switched to explicit flushing of data. 2016-05-01 22:33:00 -04:00
Thomas Harte
c93bcf9f28 Discovered cause of clears: stale code. Tweaked persistence, again. 2016-05-01 22:28:33 -04:00
Thomas Harte
09ed8eb654 Quelle surprise, failure to find strikes again. Fixed. 2016-05-01 21:07:27 -04:00
Thomas Harte
1b6754c5f8 Shuffled code, realised I wasn't actually binding my shader. 2016-05-01 19:22:24 -04:00
Thomas Harte
69984b54e5 Fixed aspect ratio storage. Adjusted indentation slightly. 2016-05-01 16:49:44 -04:00
Thomas Harte
6982e945fb Fixed those issues breaking GL state, I hope. 2016-05-01 16:17:52 -04:00
Thomas Harte
4ec4cceb84 Made a first attempt at adding draw-as-a-quad functionality to texture targets. 2016-05-01 13:52:35 -04:00
Thomas Harte
2616d748fe Introduced bind-if-necessary/unbind semantics for shaders. 2016-05-01 11:07:49 -04:00
Thomas Harte
fe2abbd4ed Minor adjustments to ensure sampling occurs as intended. 2016-04-30 20:48:09 -04:00
Thomas Harte
16ef09fc2b Made an attempt intelligently to use bilinear filtering to increase filtering quality with the same number of samples. 2016-04-29 18:37:35 -04:00
Thomas Harte
501ab74eaf Fixed time multiplier calculation. 2016-04-28 22:12:59 -04:00
Thomas Harte
23ea832f41 Increased brightness in television mode, added a clear if screen resolution changes. 2016-04-28 22:04:47 -04:00
Thomas Harte
3638414b37 Added additional comments. 2016-04-28 21:55:14 -04:00
Thomas Harte
e6c3b148ac Switched wholeheartedly to the new shader. 2016-04-28 21:45:44 -04:00
Thomas Harte
8538b62ea2 Made an attempt to extract and consolidate the logic behind the intermediate shaders. 2016-04-28 21:04:59 -04:00
Thomas Harte
ef3647f6cf Being bold: per-scan timing isn't coming back, I think, so started completely removing it. 2016-04-27 23:00:43 -04:00
Thomas Harte
87c778ebb7 Fixed code use of parameter name. 2016-04-27 22:58:53 -04:00
Thomas Harte
494ef6a324 Updated documentation, taking the opportunity to improve a parameter name. 2016-04-27 22:57:40 -04:00
Thomas Harte
7c20fce467 I guess NumberOfFields is done for. 2016-04-27 22:48:37 -04:00
Thomas Harte
8849dc3265 Finished consolidation into OutputShader. With its documentation yet to update. 2016-04-27 22:41:32 -04:00
Thomas Harte
496d979aca Made a decision to clean up by creating per-shader classes. Well, more or less. First thing to be factored out: the output shader. 2016-04-27 22:29:54 -04:00
Thomas Harte
f6d58f1ce7 Played in the margins with image retention. 2016-04-26 22:14:12 -04:00