86 Commits

Author	SHA1	Message	Date
Chris Pressey	be3591ae44	If player perishes, set a flag that game state will use to change.	2017-12-14 11:04:19 +00:00
Chris Pressey	0452d5f2c8	Add game_state_game_over. Needs a bit of work, though.	2017-12-14 10:47:57 +00:00
Chris Pressey	cfb094513f	Set up obstacles in game.	2017-12-14 10:13:47 +00:00
Chris Pressey	1d8f1af964	Fix bug in copy []+y, a. "Hero" no longer leaves a trail.	2017-12-13 17:00:21 +00:00
Chris Pressey	b477c5e786	Don't trash a in copy if a is the dest of the copy, for now.	2017-12-13 16:18:36 +00:00
Chris Pressey	f9dc730f88	copy []+y, a to indirectly read byte into the a register.	2017-12-13 16:11:02 +00:00
Chris Pressey	2e4d01edd3	Correct the implementation of check_new_position_in_bounds.	2017-12-13 16:05:18 +00:00
Chris Pressey	7593da7b18	Implement check_new_position_in_bounds.	2017-12-13 15:53:43 +00:00
Chris Pressey	7c3e1ae62c	Use trash to avoid writing code that's only to please the analyzer!	2017-12-13 15:30:20 +00:00
Chris Pressey	42c7e3006d	Calculate new position instead of updating to it immediately.	2017-12-13 14:29:24 +00:00
Chris Pressey	1478db0fb4	Use word tables, in game, to store the actors' positions and deltas.	2017-12-13 13:14:10 +00:00
Chris Pressey	d9c9dab9e7	Clear the screen when starting the game.	2017-12-13 12:32:24 +00:00
Chris Pressey	9c7082db6e	Display message on-screen at start of game.	2017-12-13 12:24:11 +00:00
Chris Pressey	4854077cce	Correctly analyze repeat { ... } forever loops.	2017-12-12 15:18:59 +00:00
Chris Pressey	3417fd96c7	Apparently this hack was only needed previously due to a bug?	2017-12-12 14:55:57 +00:00
Chris Pressey	7d11273c6c	Slightly less of a hack. Not very much. But more illustrative.	2017-12-12 14:40:32 +00:00
Chris Pressey	5e8f41307d	Give the "game" a "title screen" of sorts; click to begin.	2017-12-12 10:58:59 +00:00
Chris Pressey	b3d2d0bfcf	Clearing up a little mystery I had here.	2017-12-12 10:10:58 +00:00
Chris Pressey	e46c6f6c6e	Improve error messaging yet more. Game kind of has game states now.	2017-12-12 09:59:43 +00:00
Chris Pressey	7323927f72	Add more notes and basically small cleanups in many places.	2017-12-11 15:21:40 +00:00
Chris Pressey	4f919c1d81	Slightly frustrating, but illuminating, attempt to title screen.	2017-12-11 14:40:30 +00:00
Chris Pressey	73810827b9	"repeat forever" in the main loop, or at least as close as we can.	2017-12-11 14:21:32 +00:00
Chris Pressey	b6ae45e0cb	Add a routine to clear the screen, in the demo game. Untested.	2017-12-11 14:09:55 +00:00
Chris Pressey	b395dbcfda	Spiff up the demo game source a little bit.	2017-12-11 14:01:57 +00:00
Chris Pressey	2216fcec17	copy from word storage to word table and back, indexed by x or y.	2017-12-11 12:02:48 +00:00
Chris Pressey	b86e7491d5	Copy word to word table.	2017-12-11 11:43:53 +00:00
Chris Pressey	84ca6c4e96	Break the ground where we need to implement word table read/write.	2017-12-08 15:53:18 +00:00
Chris Pressey	ad8e0647a4	Use right endianness when copying literal word into storage.	2017-12-07 16:49:43 +00:00
Chris Pressey	14494bcdbe	Add beginnings of thing which may one day become a game. Untested.	2017-12-07 16:14:02 +00:00
Chris Pressey	92525fd482	Adding a constant word to a memory location.	2017-12-07 12:48:56 +00:00
Chris Pressey	cf679b293a	Ability to --debug analysis. Make 16-bit addition test pass.	2017-12-07 11:49:15 +00:00
Chris Pressey	d84566a880	Write stored values, and read values, through pointers.	2017-12-01 13:52:56 +00:00
Chris Pressey	32389e4422	Require that the program does ^buf to get at the address of buf.	2017-12-01 12:36:58 +00:00
Chris Pressey	19a196f765	Compile copy[]+y.	2017-11-24 16:56:55 +00:00
Chris Pressey	c8c69a2a7d	Fix problem with test case, and with serializing as zero page.	2017-11-24 13:42:14 +00:00
Chris Pressey	22cc7bfc11	Support copy'ing a word constant to a word location. Joystick eg.	2017-11-20 15:18:21 +00:00
Chris Pressey	2c564f0e48	Add uncommitted example source, and fix names of 2 others.	2016-06-16 11:14:08 -05:00
Chris Pressey	3e72580cd2	Prep for release of 0.6.	2015-10-23 16:37:18 +01:00
Chris Pressey	0b2b5d904e	Implement indirect JSRs with trampolines in theory; doesn't work.	2015-10-22 15:45:16 +01:00
Chris Pressey	16450e06d5	Compile goto's.	2015-10-21 15:51:52 +01:00
Chris Pressey	69fa91417c	Add missing example source	2015-10-20 17:39:00 +01:00
Chris Pressey	7d56705530	Check that the constraints on a routine match those of vector.	2015-10-19 19:17:27 +01:00
Chris Pressey	e3fe337730	Interesting dead end we've got ourselves into here.	2015-10-18 23:31:17 +01:00
Chris Pressey	9235c6eacc	Support line comments.	2015-10-18 18:54:28 +01:00
Chris Pressey	a9bd8a3714	Indexed access, + x / + y, at least for LDA and STA. ... --HG-- rename : eg/screen.60p => eg/screen1.60p	2015-10-18 18:32:20 +01:00
Chris Pressey	522c771208	Add explicitly-addressed memory locations.	2015-10-18 16:22:36 +01:00
Chris Pressey	49e42af953	Implement if not and repeat forever.	2015-10-18 15:32:28 +01:00
Chris Pressey	c5998ed240	Compile repeat loops.	2015-10-18 13:55:40 +01:00
Chris Pressey	b794d8d273	Get serialization of relative labels correct.	2015-10-17 18:11:23 +01:00
Chris Pressey	e62fd85ccf	Compile access of defined memory locations.	2015-10-17 15:46:28 +01:00