Commit graph

64 commits

Author SHA1 Message Date
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7bc96a867d Performance improvements and refactoring for timing changes 2019-04-20 14:17:34 -04:00
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11937c1ac3 IRQ: Improved IRQ logic (passes demo_irqtest) 2019-04-14 15:22:34 -04:00
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3715e844c0 PPU: Skip frames while fast forwarding to improve maximum speed (no impact on emulation accuracy) 2019-04-10 22:32:28 -04:00
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e8a4168c82 PPU: Improved timings (removed 341th dot, fixed issue where V+H IRQ was never triggered at scanline 240, dot 0 2019-04-10 21:38:10 -04:00
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bd2b9a1132 PPU: Fixed IRQs to trigger whenever the signal transitions from low to high (+ some refactoring) 2019-04-10 16:04:55 -04:00
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41af179c61 PPU: Even/Odd flag should change at the end of vblank, not at the start 2019-04-08 10:16:12 -04:00
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42379b26d1 PPU: Approximate OAM write behavior during HBlank (fixes Uniracers) 2019-04-04 20:46:29 -04:00
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60468d10e1 PPU: Apply color math to subpixels in hires modes 2019-04-02 23:44:00 -04:00
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e1c7e7b9c4 Linux: Fixed build/makefile and compilation errors/warnings (and add missing files to git) 2019-03-31 14:50:12 -04:00
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5b2476fde1 PPU: Mosaic improvements (still incorrect) 2019-03-31 09:38:47 -04:00
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63f6de6a8e Core: Reset/Power Cycle support (+ fixed power on state for DMA controller) 2019-03-16 12:20:18 -04:00
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73913e1f0c Save state support 2019-03-12 09:15:57 -04:00
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94370b3226 PPU: Implemented PPU1/2 open bus 2019-03-09 10:29:19 -05:00
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9f5be3f97c PPU: Fixed issue in draw logic that caused lines to be processed twice in some scenarios 2019-03-07 20:13:44 -05:00
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0ada7f9d2f Debugger: Added Event Viewer 2019-03-07 20:12:32 -05:00
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4139f6dca8 CPU/PPU: Improved timing and implemented catch-up in PPU when registers are written to in the middle of a scanline 2019-03-04 17:49:14 -05:00
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3cfb3f7f25 PPU: Improved hires/interlace support (allow mid-screen changes) 2019-03-02 18:00:27 -05:00
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37c9996e7b PPU: Fixed sprite draw order/priority and implemented priority activation bit 2019-03-02 13:51:42 -05:00
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28a151e00d PPU: Fixed sprite range/time flags and hblank flag 2019-03-02 00:11:42 -05:00
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cbd08a3767 PPU: Implemented vram address translation + fixed issues with H/V flags/irqs 2019-03-01 22:24:18 -05:00
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002cda8cf6 PPU: Sprite interlace flag support (untested) 2019-02-24 19:21:19 -05:00
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b9aedafd32 PPU: Offset per tile mode support (mode 2/4/6) 2019-02-24 18:45:47 -05:00
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75dee8b8e4 PPU: Fixed mode 5 when using 16x16 tiles 2019-02-24 11:14:24 -05:00
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e80d6fcd7f PPU: Mode 6 support (incomplete) 2019-02-24 10:30:19 -05:00
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21791170f4 PPU: Fixed VRAM read behavior 2019-02-24 09:38:22 -05:00
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073e7b2bf3 PPU: Code refactoring 2019-02-24 01:30:55 -05:00
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16cc0653e9 PPU: Direct color mode support 2019-02-24 01:11:26 -05:00
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85f1333c3d PPU: Support for mode 5, hires, interlace, and overscan mode 2019-02-23 21:39:35 -05:00
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19a6663ed9 PPU: Mode 7 Ext BG mode 2019-02-23 16:04:04 -05:00
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39ae565aa1 PPU: Mode 7 support 2019-02-23 15:40:32 -05:00
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86326215fd PPU: Precalculate some flags through templates for performance 2019-02-23 08:54:46 -05:00
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fef78e5802 PPU: Support for 16x16 tiles 2019-02-23 01:28:41 -05:00
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4b2697612e PPU: Minor refactoring 2019-02-22 22:35:53 -05:00
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f028518664 PPU: Implement brightness control 2019-02-22 22:31:20 -05:00
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dbfed2bb46 PPU: Implemented color window 2019-02-22 22:19:20 -05:00
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a009e899a2 PPU: Window support (except color window) 2019-02-22 20:15:55 -05:00
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7f5d93d680 PPU: Minor refactoring 2019-02-22 18:41:43 -05:00
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596d6b9ce8 PPU: Optimizations (runs ~20% faster) 2019-02-21 22:40:08 -05:00
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bcf41aca83 PPU: Implemented second PPU status flag ($213F) 2019-02-21 18:11:31 -05:00
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d73ca5bf82 PPU: Implemented multiply register 2019-02-21 08:15:00 -05:00
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68e7617c95 PPU: Implemented VRAM/CGRAM reads + H/V offset data latches
+ Implemented work ram read register
2019-02-21 07:27:47 -05:00
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37b501122f PPU: Mosaic effect support 2019-02-20 17:39:14 -05:00
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77ac5a50dc PPU: Minor refactoring 2019-02-19 23:37:27 -05:00
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de9e71eabf PPU: Improved color math support 2019-02-19 23:35:43 -05:00
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4264779b26 PPU: Fixed palette selection for BG2/3/4 in mode 0 2019-02-19 22:44:05 -05:00
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b5fe44a037 PPU: Implement basic sprite time/range over flags, forced vblank flag
+ Stub for IO port registers
2019-02-19 18:01:27 -05:00
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06a9babfd7 PPU: Basic scroll offset support (WIP) 2019-02-19 17:23:21 -05:00
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d88a0b5086 PPU: Scanline renderer (wip) - better priority & subscreen/color math logic 2019-02-19 01:26:48 -05:00
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9f5bf4a37b PPU: Scanline renderer (wip) 2019-02-18 22:27:22 -05:00
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17bb339fec PPU: Very incomplete color math support 2019-02-17 23:53:19 -05:00