218 Commits

Author	SHA1	Message	Date
Thomas Harte	a0a3c8ac9b	Capture phase offset in OpenGL.	2026-02-27 10:03:51 -05:00
Thomas Harte	71992cbd5b	Aim for a multiple of the colour subcarrier for phase-linked-luminance.	2026-02-27 09:54:51 -05:00
Thomas Harte	e3d137f443	Unify (and correct) interframe alpha choices.	2026-02-26 15:40:07 -05:00
Thomas Harte	a7eb0b14f4	Always divide lines; use interlaced merely as final weighting.	2026-02-23 16:48:52 -05:00
Thomas Harte	486a67586a	Include interlacing information in Field.	2026-02-22 23:16:33 -05:00
Thomas Harte	93fb57a478	Set alphas less often.	2026-02-22 09:43:13 -05:00
Thomas Harte	29fa6b21ed	Fix to-weave transition, alphas.	2026-02-21 23:19:18 -05:00
Thomas Harte	cbf5b79a5b	Attempt different frame weighting for interlaced output.	2026-02-21 22:42:51 -05:00
Thomas Harte	abe844505f	Eliminate LineMetadata, redundant memory barriers.	2026-02-15 15:53:26 -05:00
Thomas Harte	6d52fdea4d	Factor out and unify line/scan frame subdivision.	2026-02-13 21:57:59 -05:00
Thomas Harte	17ee68f227	Stop assuming consistency of glEnables.	2026-02-10 02:15:17 +00:00
Thomas Harte	0d83b4a808	Overtly rebind all textures. ... This is defensive, based on prior experience of Qt, which seems to reserve the right to mutate your OpenGL state.	2026-02-09 11:03:24 -05:00
Thomas Harte	2e663e60a1	Restore real output path.	2026-02-09 14:49:28 +00:00
Thomas Harte	1e38a0000f	Be more overt in creation tests.	2026-02-09 14:47:15 +00:00
Thomas Harte	2d8c4a3a2e	Copy old output buffer when resizing; remove draw.	2026-02-07 22:32:51 -05:00
Thomas Harte	2de6b22fec	Apply alpha during scan-based RGB output.	2026-02-07 16:05:52 -05:00
Thomas Harte	52075f89b2	Avoid recalculation.	2026-02-07 15:32:54 -05:00
Thomas Harte	2d8f3d8e15	Factor out repetitive circular buffer logic.	2026-02-07 15:29:10 -05:00
Thomas Harte	02283f8bfc	Further eliminate redundant code.	2026-02-07 14:51:01 -05:00
Thomas Harte	3e85d280ca	Avoid code duplication.	2026-02-07 14:46:33 -05:00
Thomas Harte	e6a1e02cff	Correct frame-clear test; prove that the stencil isn't the issue.	2026-02-07 14:26:47 -05:00
Thomas Harte	2948b96953	Take a swing at scan output.	2026-02-07 14:24:07 -05:00
Thomas Harte	5636bc8260	Generate scan shader when needed.	2026-02-07 14:15:11 -05:00
Thomas Harte	b5e393d639	Extract conditional parts of the pipeline.	2026-02-07 08:57:49 -05:00
Thomas Harte	653c2ddd14	Rearrange to reduce code in the contended area.	2026-02-07 08:45:25 -05:00
Thomas Harte	e59e51afa5	Apply and update aspect ratio.	2026-02-06 18:01:23 -05:00
Thomas Harte	39b522e0f9	Propagate aspect ratio information into a LineOutputShader.	2026-02-06 17:23:33 -05:00
Thomas Harte	51bf98f574	Factor out sizing/placement, and convert into portable code.	2026-02-06 16:48:07 -05:00
Thomas Harte	93858dfae4	Fix clearing colour.	2026-02-06 15:13:26 -05:00
Thomas Harte	39bff4cab2	Just submit lines in batches.	2026-02-06 15:12:42 -05:00
Thomas Harte	b0295a062b	Revert "Attempt a dynamic solution." ... This reverts commit ba8efa60e1.	2026-02-06 15:12:36 -05:00
Thomas Harte	ba8efa60e1	Attempt a dynamic solution.	2026-02-06 13:18:56 -05:00
Thomas Harte	2783f67dfd	Pull stencil-based infill to top of next frame. ... Still without complete success.	2026-02-05 22:18:55 -05:00
Thomas Harte	67bf076f2a	Attempt stencil fill-in.	2026-02-05 21:53:35 -05:00
Thomas Harte	83231821cf	Introduce line blending.	2026-02-05 17:12:39 -05:00
Thomas Harte	8259437275	Apply brightness and gamma.	2026-02-05 16:53:44 -05:00
Thomas Harte	0650eb9d16	Adopt idiomatic name.	2026-02-05 12:32:45 -05:00
Thomas Harte	1332aba17e	Use fill shader.	2026-02-05 10:33:04 -05:00
Thomas Harte	5b97de8cb0	Create a 'fill' shader, for buffer clearing.	2026-02-05 10:23:13 -05:00
Thomas Harte	621d927d47	Resolve usage of dirty zones.	2026-02-05 10:01:24 -05:00
Thomas Harte	7d6f28a167	Avoid magic constants.	2026-02-05 09:51:50 -05:00
Thomas Harte	da80d77cad	Eliminate old pipeline.	2026-02-04 21:22:27 -05:00
Thomas Harte	2e7fae52a8	Begin SVideo support.	2026-02-04 20:57:43 -05:00
Thomas Harte	8e2f2c6c48	Fix centre-sample effect on demodulation.	2026-02-04 20:50:41 -05:00
Thomas Harte	363e9c6b09	Add note to self.	2026-02-04 18:24:35 -05:00
Thomas Harte	34bf59272a	Attempt to correct for inverted y.	2026-02-04 18:09:48 -05:00
Thomas Harte	2504c67a4d	Fix hard-coded texture coordinates.	2026-02-04 16:02:39 -05:00
Thomas Harte	eb8d7d6f6d	Force onward to an unstable and gapped output.	2026-02-04 15:57:58 -05:00
Thomas Harte	fd63c88d77	Establish that the line output shader does not work.	2026-02-04 14:49:25 -05:00
Thomas Harte	65ebcd9c99	Attempt a line output shader.	2026-02-04 14:41:34 -05:00