Thomas Harte
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ac80d10cd8
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Separates the component parts of running an audio stream: task deferral, filtering and generation.
Walking towards improving opportunities for composition.
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2017-12-17 21:26:06 -05:00 |
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Thomas Harte
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aca7842ca4
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Better documents and tidies the TMS9918.
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2017-12-14 20:27:26 -05:00 |
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Thomas Harte
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c36de4f640
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Attempts real VRAM access timings, correcting a frame timing error as I go.
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2017-12-13 22:37:27 -05:00 |
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Thomas Harte
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b3fbd0f352
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Tidies up some of the TMS' magic constants.
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2017-12-09 23:08:07 -05:00 |
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Thomas Harte
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943418c434
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Reformulates TMS sprite plotting to set the collision flag and to support magnified sprites.
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2017-12-09 20:30:12 -05:00 |
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Thomas Harte
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e1914b4f16
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Attempts to add a proper intermediate buffer for sprites to allow the split of collection and output.
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2017-12-08 22:12:39 -05:00 |
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Thomas Harte
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8653eb8b55
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Corrects various latent errors in optimised TMS video collection.
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2017-12-06 20:24:29 -05:00 |
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Thomas Harte
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a4f0a260fd
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Reformulates the TMS graphics mode fetch loop to try to eliminate heavy conditionality. Temporarily introduces some sprite selection issues.
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2017-12-05 22:39:03 -05:00 |
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Thomas Harte
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6eedc99286
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Makes substantial optimisations to text mode.
Character optimisations to come.
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2017-12-04 22:18:51 -05:00 |
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Thomas Harte
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a473338abe
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Makes minor type conversion fixes.
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2017-12-03 22:24:48 -05:00 |
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Thomas Harte
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38b11893e8
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Takes first steps towards sprite display on the TMS.
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2017-12-02 22:13:43 -05:00 |
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Thomas Harte
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e4534775b0
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Cleans up and zooms in on the TMS slightly.
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2017-12-02 17:48:31 -05:00 |
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Thomas Harte
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3c8d2d579d
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Resolves remaining sources of text mode instability.
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2017-11-30 22:48:07 -05:00 |
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Thomas Harte
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9c8158753e
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Makes a first attempt at displaying text mode.
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2017-11-30 21:35:26 -05:00 |
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Thomas Harte
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ee84f33ab5
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Ensures that the 9918 admits that it is the source of interrupts.
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2017-11-29 21:33:43 -05:00 |
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Thomas Harte
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aa4eef41d8
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Seeks to introduce MSX interrupts.
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2017-11-29 20:31:55 -05:00 |
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Thomas Harte
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563aa051e4
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Simplifies code a little and gives something on screen.
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2017-11-28 21:19:28 -05:00 |
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Thomas Harte
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642bb8333f
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Introduces something of a first attempt at graphics collection and display. An unsuccessful attempt.
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2017-11-28 21:10:30 -05:00 |
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Thomas Harte
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c558e86e03
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Adds border colour output.
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2017-11-27 22:05:40 -05:00 |
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Thomas Harte
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dbb14ea2e2
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Corrects counting deficiencies that could produce an unstable display.
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2017-11-27 21:36:12 -05:00 |
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Thomas Harte
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7d2adad67e
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Adds the absolute most basic version of in-frame time keeping, to display a white square.
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2017-11-27 19:43:33 -05:00 |
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Thomas Harte
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d33612def5
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Ensures the MSX provides a clock to the VDP.
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2017-11-26 20:07:30 -05:00 |
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Thomas Harte
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9cb6ca3440
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Adds elementary decoding of VDP accesses.
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2017-11-26 20:01:11 -05:00 |
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Thomas Harte
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0eb5dd9688
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Introduces the fundamentals of bus routing for the MSX.
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2017-11-26 16:47:59 -05:00 |
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Thomas Harte
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a14b53a9ab
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Adds a TMS9918 skeleton plus enough in the MSX to get to a blank screen in SDL/kiosk mode.
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2017-11-26 13:28:26 -05:00 |
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