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rawbones

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Rawbones is an early-stage NES emulator written in ReasonML and compiled to JS. It currently powers [epiderNES](https://kingcons.io/epiderNES), [source here][epi].

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Change types: * New Feature * Enhancement * Optimization * Bugfix ## Changes for 0.3.5 (08/09/20): * Bugfix: PPUDATA reads now wraparound correctly above 0x3fff. * Bugfix: PPUDATA palette reads now buffer the nametable below. * Bugfix: Palette data is now mirrored correctly for reads and writes. * Bugfix: MMC1 should be properly included in the NPM module. ## Changes for 0.3.4 (12/26/19): * Enhancement: Support MMC1. * Bugfix: TileCache has been removed fixing issues with writes to CHR. ## Changes for 0.3.3 (11/23/19): * Enhancement: Allow rendering nametables independently. ## Changes for 0.3.2 (08/07/19): * Enhancement: Reimplement the sprite renderer, cutting runtime in half due to reduced allocation and other factors. * Bugfix: Writes to the PPU ctrl register now update the nametable in the buffer register appropriately. ## Changes for 0.3.1 (08/04/19): * Bugfix: A last minute change broke the buffering of reads from PPUDATA. ## Changes for 0.3.0 (08/04/19): * New Feature: The renderer now supports sprite rendering! 🔥🔥🔥 * Enhancement: Nes.t now has a field for accessing the gamepad. * Bugfix: The quadrant of the attribute byte is now detected correctly based on the scroll position. * Bugfix: Background palette high bits were pulled from the attribute byte incorrectly. * Bugfix: Scrolling switches nametables correctly based on the ROM mirroring. * Bugfix: The renderer mirrors palette reads to the backdrop correctly. ## Changes for 0.2.2 (07/24/19): * Enhancement: Nes.t now has a mutable field for storing the framebuffer. * Bugfix: The bsconfig expected our unpackaged bin files to be present, breaking the build. ## Changes for 0.2.0 (07/19/19): * New feature: Add PPU with support for background rendering, nametable mirroring, and scrolling. 🎉✨🎉 * Enhancement: Memory interface supports DMA and reading player 1 gamepad. * Enhancement: Support UNROM. * Enhancement: Support CNROM. * Enhancement: Support CHR-RAM carts. ## Changes for 0.1.5 (06/11/19): * Initial Release passing CPU tests.