crater

Autor	SHA1	Mensagem	Data
Ben Kurtovic	e8fe5e4797	Implement some missing graphics features (fixes #4 ) * Sprite collision flag * Background tile priority flag * Display blank flag	há 7 anos
Ben Kurtovic	e6c92fd38b	Minor cleanup; expand docs.	há 8 anos
Ben Kurtovic	af6857eccc	Fix sprite end code.	há 8 anos
Ben Kurtovic	e48d7daa0d	Add button input; fix background scrolling bug.	há 8 anos
Ben Kurtovic	2b24c9340c	Sprite rendering, mostly.	há 8 anos
Ben Kurtovic	26dcf57f1b	Flesh out system ports; clean up IO; stubs.	há 8 anos
Ben Kurtovic	4431f29005	Add VDP line interrupts; fix bugs; refactor flags.	há 8 anos
Ben Kurtovic	1d604d774b	Cleanup VDP debug code; don't enable IRQ until one instr past EI.	há 8 anos
Ben Kurtovic	e4bbc8709f	Clean up VDP background code.	há 8 anos
Ben Kurtovic	de2cf71068	Clean up and refactor.	há 8 anos
Ben Kurtovic	a69328a234	Add buggy SDL rendering, background drawing.	há 8 anos
Ben Kurtovic	fdda540d26	Refactor flag setting code; implement more instructions.	há 8 anos
Ben Kurtovic	67e3133f14	Fix a bug in VDP control port writes; rename 'last_index' to 'regs.ixy'.	há 8 anos
Ben Kurtovic	1b48fbe6a2	Add Z80 INT support and VDP frame interrupts.	há 8 anos
Ben Kurtovic	1227d7caa5	Add VDP register parsing and dumping.	há 8 anos
Ben Kurtovic	06b7dfaca3	Implement CRAM, some more loads and arithmetic operations.	há 8 anos
Ben Kurtovic	61c104a0f3	Rework timing system for VDP scanlines; flesh out more VDP logic.	há 8 anos
Ben Kurtovic	a09242ac29	Some refactoring wrt I/O; start work on VDP.	há 8 anos