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Author SHA1 Message Date
Thomas Harte
2cdeaa2575 Moves misplaced bracket. 2018-10-23 22:37:19 -04:00
Thomas Harte
286783e880 Accepts GCC's suggestion of extra clarity brackets. 2018-10-23 22:36:23 -04:00
Thomas Harte
f7b0f1af70
Merge pull request #571 from TomHarte/DisplaySelection 
Adds composite/RGB selection for the Master System.
 2018-10-23 22:32:59 -04:00
Thomas Harte
f69cb28933 Reverts accidental project configuration change. 2018-10-23 22:32:05 -04:00
Thomas Harte
e3fd63b2d7 Adds composite/RGB selection for the Master System. 2018-10-23 22:30:24 -04:00
Thomas Harte
6cb956d1d6
Merge pull request #570 from TomHarte/TecToyEtc 
Separates request for an SMS2 VDP from current graphics mode.
 2018-10-23 22:20:11 -04:00
Thomas Harte
00e7958a97 Separates request for an SMS2 VDP from current graphics mode. 
Thereby fixes various minor segments of Codemasters games.
 2018-10-23 22:19:45 -04:00
Thomas Harte
cba8e6814f
Merge pull request #569 from TomHarte/224px 
Adds 'full' support for 224- and 240-line SMS modes
 2018-10-23 21:22:19 -04:00
Thomas Harte
2f995eb622 Adjusts vertical timing for display height. 2018-10-23 21:20:44 -04:00
Thomas Harte
90fbad0f1c Implements SMS2-style addressing if in a 224 or 240-line mode. 
This isn't quite accurate, but it'll do for development.
 2018-10-23 20:30:08 -04:00
Thomas Harte
2cbd28478d Allows the sprite terminator to be specified. 2018-10-23 20:01:47 -04:00
Thomas Harte
7eeefd2602 Ensures LOGs look like statements even in release builds. 2018-10-22 22:37:11 -04:00
Thomas Harte
1331457314
Merge pull request #567 from TomHarte/VDPDelay 
Slightly adjusts pixel output time.
 2018-10-22 22:10:47 -04:00
Thomas Harte
7855145ebd Slightly adjusts pixel output time. 
i.e. respective to reading; sprite collision times now seem correct.
 2018-10-22 19:58:33 -04:00
Thomas Harte
6ab30e9cac
Adds a mention of the Master System. 
Given that Mac users are only one constituency now; others are directly tracking the repository.
 2018-10-22 13:47:43 -04:00
Thomas Harte
027e9c7816
Merge pull request #563 from TomHarte/ResizeCrash 
Corrects likely crash shortly after starting a TMS9918 or derivative
 2018-10-22 10:19:20 -04:00
Thomas Harte
7c65cfd932 Adds default values for WriteArea. 2018-10-21 21:18:54 -04:00
Thomas Harte
883680731a Uses explicit state to determine whether a pixel target has been requested. 2018-10-21 21:18:41 -04:00
Thomas Harte
fb3171f366
Merge pull request #562 from TomHarte/TimingTweaks 
Corrects residual Master System interrupt timing issues.
 2018-10-21 18:47:25 -04:00
Thomas Harte
c07f9fed99 Corrects test and implementation to pass the exhaustive VDP interrupt prediction test. 2018-10-21 18:42:49 -04:00
Thomas Harte
616777517d Makes the failing test more communicative, in the hope of more easily debugging errors. 2018-10-21 14:35:44 -04:00
Thomas Harte
b3f1677da5 Introduces new failing test for rational continuous interrupt prediction. 2018-10-21 13:59:14 -04:00
Thomas Harte
16f08eb654 Slightly tweaks Master System timing numbers. 2018-10-21 13:58:34 -04:00
Thomas Harte
a38974ef2e
Merge pull request #559 from TomHarte/RowPhase 
Corrects row reporting for modes other than 192-line NTSC
 2018-10-20 18:28:26 -04:00
Thomas Harte
725b364bbc Improves testing; now tests for time to the first interrupt. 2018-10-20 18:25:55 -04:00
Thomas Harte
30b99f0049 Fixes a couple of interrupt prediction errors. 2018-10-20 18:25:28 -04:00
Thomas Harte
b61de65b43 Restores proper phase with the CPU. 2018-10-19 23:18:16 -04:00
Thomas Harte
0822c96ce0 Implements the proper row counter values for > 192 row modes. 2018-10-19 22:37:56 -04:00
Thomas Harte
3b164e5ffe Adds missing #includes. 2018-10-19 22:20:23 -04:00
Thomas Harte
d5f1e76707
Merge pull request #558 from TomHarte/CodemastersDetection 
Implements the Codemasters paging scheme
 2018-10-19 22:11:33 -04:00
Thomas Harte
f49718e94b Ensures Codemasters games have the proper initial state. 2018-10-19 22:10:14 -04:00
Thomas Harte
b18db78cce
Merge pull request #557 from TomHarte/MasterSystemScreenshot 
Sneaks in a Master System screenshot.
 2018-10-19 21:57:07 -04:00
Thomas Harte
c39fd17e54 Corrects extension. 2018-10-19 21:55:35 -04:00
Thomas Harte
78fff5bdd9 Sneaks a Sonic picture into the readme. 
Without even yet claiming to be a Master System emulator, given that I've still quite a few things to do there.
 2018-10-19 21:54:21 -04:00
Thomas Harte
6fff514901 Honours the region by implementing Japanese (no BIOS) and European (PAL) paths. 2018-10-19 21:37:05 -04:00
Thomas Harte
f9a6c00493 Makes first attempt to support PAL timings. 2018-10-19 21:36:13 -04:00
Thomas Harte
fa77d81813 Corrects test for whether to consider a European or American region. 2018-10-19 21:35:52 -04:00
Thomas Harte
f0b6c406ff The Sega static analyser now attempts to differentiate region and paging scheme. 2018-10-19 20:32:09 -04:00
Thomas Harte
c365cca38a Makes order of operations explicit. 2018-10-18 22:37:04 -04:00
Thomas Harte
4cd65eab5c Seeks to avoid bad macro expansion. 2018-10-18 22:36:25 -04:00
Thomas Harte
2ee360e6ba
Merge pull request #553 from TomHarte/MasterSystemVDP 
Adds Initial Sega SG1000 and Master System emulation
 2018-10-18 22:30:57 -04:00
Thomas Harte
9bc09046c0 Attempts to ensure that sprites can go off the top of the screen. 2018-10-18 21:48:57 -04:00
Thomas Harte
10d9cbdeb1 Adds an extra LOG to track the memory map as a potential cause of emulation failure. 2018-10-18 21:48:37 -04:00
Thomas Harte
57f03e660c Ensures console output only in debug builds. 2018-10-18 21:16:56 -04:00
Thomas Harte
512f085891 Ensures proper left clipping of sprites. 2018-10-18 21:14:16 -04:00
Thomas Harte
6a2db52adb Ensures safe Megacart cartridge sizes too. 2018-10-18 21:09:05 -04:00
Thomas Harte
34e13d0d4d Clears top bit when reading the keypad and ensures no undefined behaviour reading the cartridge. 2018-10-18 21:05:58 -04:00
Thomas Harte
da00c832f5 Corrects colour fetching for multicolour text mode. 2018-10-18 20:38:00 -04:00
Thomas Harte
8ff265c3a1 Corrects multicolour text mode. 2018-10-18 20:25:42 -04:00
Thomas Harte
0278d5b61c Restores SG1000 compatibility. 2018-10-18 19:13:15 -04:00