| Thu, 05 Jan 2017 00:42:11 -0800 |
Michael Pavone |
Fix Mode 4 sprite collision flag
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| Thu, 05 Jan 2017 00:36:23 -0800 |
Michael Pavone |
Implemented Mode 4 H conter latching
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| Thu, 05 Jan 2017 00:08:28 -0800 |
Michael Pavone |
BlastEm now passes all of the tests on the first page of "Megadrive VDP Test" in VDPTEST.sms
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| Wed, 04 Jan 2017 23:01:58 -0800 |
Michael Pavone |
Fix to pass a couple more tests in VDPTEST.sms
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| Wed, 04 Jan 2017 22:48:00 -0800 |
Michael Pavone |
Fix some issues with VDP interface in Mode 4/PBC mode
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| Wed, 04 Jan 2017 21:23:59 -0800 |
Michael Pavone |
Display both byte and word pending values to better reflect VDP pending state in PBC mode
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| Wed, 04 Jan 2017 20:43:22 -0800 |
Michael Pavone |
Don't lock up CPU if performing a read with writes configured when in PBC mode. Allow access to VDP debug commands from Z80 debugger in PBC mode. Handle Mode 4 in VDP debug print functions
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| Mon, 02 Jan 2017 16:25:13 -0800 |
Michael Pavone |
Fix Mode 4 sprite table Y scan to account for VRAM byte swapping
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| Sun, 01 Jan 2017 23:00:28 -0800 |
Michael Pavone |
Fix slot tracking screwup
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| Sun, 01 Jan 2017 22:47:23 -0800 |
Michael Pavone |
Fix horizontal scrolling in Mode 4
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| Sun, 01 Jan 2017 21:06:32 -0800 |
Michael Pavone |
Update Mode 4 rendering to match logic analyzer captures
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| Sun, 01 Jan 2017 02:33:06 -0800 |
Michael Pavone |
Fix a bug in hslot advancement in Mode 4. Fix some of the "inactive_start" calculations that did not take into account Mode 4.
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| Sun, 01 Jan 2017 01:23:26 -0800 |
Michael Pavone |
Make Mode 4 sprite rendering a little less broken
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| Sun, 01 Jan 2017 01:16:43 -0800 |
Michael Pavone |
Fix rendering of BG color index 0 in Mode 4. Only transparent with respect to sprites and not the backdrop like in Mode 5
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| Tue, 27 Dec 2016 14:31:27 -0800 |
Michael Pavone |
Fix Mode 4 color mapping
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| Tue, 27 Dec 2016 13:46:06 -0800 |
Michael Pavone |
Brighten up Mode 4 colors
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| Tue, 27 Dec 2016 13:38:58 -0800 |
Michael Pavone |
The function of the HVC Latch enable bit in mode register 1 is different when not in mode 5
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| Tue, 27 Dec 2016 13:26:14 -0800 |
Michael Pavone |
Fix inactive start line for Mode 4 in vdp_next_hint. Fix an off by one error in the range of registers allowed to be written in Mode 4
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| Tue, 27 Dec 2016 13:11:07 -0800 |
Michael Pavone |
Implemented Mode 4 sprite list termination
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| Tue, 27 Dec 2016 12:43:37 -0800 |
Michael Pavone |
Less broken Mode 4 implementation
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| Tue, 27 Dec 2016 11:31:17 -0800 |
Michael Pavone |
Somewhat broken implementation of Mode 4
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| Thu, 22 Dec 2016 19:51:25 -0800 |
Michael Pavone |
Initial support for Genesis/Megadrive PBC mode. VDP still needs Mode 4 to be useful.
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| Mon, 12 Dec 2016 09:50:33 -0800 |
Michael Pavone |
Fix field flag handling bug introduced with VDP/render interface cleanup
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| Fri, 09 Dec 2016 09:48:48 -0800 |
Michael Pavone |
WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well.
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| Mon, 28 Nov 2016 22:45:46 -0800 |
Michael Pavone |
Clean up symbol visiblity and delete a ltitle bit of dead code
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| Mon, 22 Aug 2016 09:46:18 -0700 |
Michael Pavone |
Cleanup the separation of render backend and VDP code in preparation for having extra debug windows. Make determination of H40/H32 based on number of lines in each mode.
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| Fri, 12 Aug 2016 09:39:39 -0700 |
Michael Pavone |
Removed obsolete TOOD
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| Sun, 15 May 2016 16:22:45 -0700 |
Michael Pavone |
Fix bug in vflip implementation when in double resolution interlace mode
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| Wed, 11 May 2016 22:43:18 -0700 |
Michael Pavone |
Fix implementation of sprite collision flag. Old implementation did not make sense.
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| Mon, 02 May 2016 23:08:20 -0700 |
Michael Pavone |
Fix GST savestate loading to deal with SAT cache to fix sprite corruption on savestate load. Clear out Z80 native_pc so the Z80 state does not get hosed when loading a savestate while the emulator is already running
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