306 Commits

Author	SHA1	Message	Date
Vince Weaver	b3601c9f78	gr-sim: split the 6502 emulation from the graphics emulation	2018-02-14 13:03:15 -05:00
Vince Weaver	4ae00f4e9d	mockingboard: work on lz4 decoder	2018-02-14 00:41:23 -05:00
Vince Weaver	38e28f4169	mode7_demo: split out island vs checkerboard flying	2018-01-28 00:45:31 -05:00
Vince Weaver	3d2f707a9e	mode7: update text demo	2018-01-24 12:31:05 -05:00
Vince Weaver	d8de617a06	mode7: add initial rasterbars code	2018-01-13 00:59:53 -05:00
Vince Weaver	c11bc0b1f8	mode7: trying to figure out differential rasterbar speed	2018-01-10 16:25:50 -05:00
Vince Weaver	c0145492ca	mode7: update rasterbars	2018-01-10 00:38:50 -05:00
Vince Weaver	d506bff1a0	mode7: update text_demo	2018-01-09 00:42:15 -05:00
Vince Weaver	5889cca76b	mode7: add text_demo	2018-01-08 16:03:51 -05:00
Vince Weaver	d26ba2c90b	gr-sim: update to use fast_clear routines more similar to tfv	2018-01-08 14:01:19 -05:00
Vince Weaver	0233210271	mode7: some more demo work	2018-01-08 00:50:18 -05:00
Vince Weaver	6af4836f26	mode7: starfield works	2017-12-31 13:57:52 -05:00
Vince Weaver	ce4eafc474	mode7: 6502 matches C	2017-12-31 12:04:39 -05:00
Vince Weaver	d1a0ac9144	mode7: more starfield work	2017-12-30 00:43:39 -05:00
Vince Weaver	83090145de	mode7: optimize fixed starfield a bit	2017-12-28 23:33:31 -05:00
Vince Weaver	3b53300ca2	mode7: update fixed-point starfield	2017-12-28 23:27:31 -05:00
Vince Weaver	96cd7ac131	mode7: more work on starfield	2017-12-28 13:17:16 -05:00
Vince Weaver	e3185239bc	mode7: re-optimize rle compression ... smaller now. Still need to fix asm version	2017-12-15 15:25:26 -05:00
Vince Weaver	819b618b70	mode7: work on fade	2017-12-15 14:04:50 -05:00
Vince Weaver	e60974a9ef	mode7: comment gr-sim rle unpack a bit better	2017-12-15 11:29:20 -05:00
Vince Weaver	20dfdcc36e	mode7: more planning changes	2017-12-15 09:20:40 -05:00
Vince Weaver	58adfcfcd0	gr-sim: add starfield demo	2017-12-14 16:52:58 -05:00
Vince Weaver	af84003bcc	tfv: update to v004	2017-12-01 16:02:21 -05:00
Vince Weaver	d86a962432	tfv: move lookup_map inline	2017-12-01 00:01:34 -05:00
Vince Weaver	e37caf6624	tfv: some more multiplaction result arranging	2017-11-30 01:02:45 -05:00
Vince Weaver	91706259a7	tfv: use the re-arranged multiply register results to optimize ... cycle count actually gets worse, but that was due to a bug in the cycle counting missing two of the add routines	2017-11-30 00:37:57 -05:00
Vince Weaver	d3a054b98b	tfv: move spacez updates out of line	2017-11-30 00:13:23 -05:00
Vince Weaver	dc0827941e	tfv: inner loop optimization	2017-11-29 23:17:32 -05:00
Vince Weaver	99343668a1	tfv: add more comments to the code	2017-11-29 12:53:29 -05:00
Vince Weaver	51befa0f01	tfv: inline the signed multiply	2017-11-29 01:04:07 -05:00
Vince Weaver	fa45d4bd72	tfv: forgot to update the signed multiply part of things	2017-11-29 00:49:01 -05:00
Vince Weaver	f6d358e025	tfv: update the multiply code	2017-11-29 00:38:41 -05:00
Vince Weaver	a7f4ec0bc0	tfv: optimize the multiply routine down some more	2017-11-29 00:38:06 -05:00
Vince Weaver	4d86457d96	tfv: more optimization, move SCREEN_X to register X	2017-11-26 21:58:58 -05:00
Vince Weaver	5cee1db0b1	tfv: add some self-modifying code	2017-11-26 20:51:24 -05:00
Vince Weaver	0f100138f1	tfv: some more minor speedups	2017-11-26 19:20:58 -05:00
Vince Weaver	1bb8491f68	tfv: make the speed handling more similar on the two versions	2017-11-26 18:27:58 -05:00
Vince Weaver	b72d12eea8	tfv: make help properly redraw sky when done	2017-11-26 17:59:27 -05:00
Vince Weaver	fa8553aeb9	tfv: remove excess copying into temp variables	2017-11-26 17:48:01 -05:00
Vince Weaver	b6335d4419	tfv: switch over to 40x40 mode ... framerate is back to 4fps	2017-11-26 15:12:21 -05:00
Vince Weaver	03e7afe1ce	tfv: remove old multiply code	2017-11-26 11:21:54 -05:00
Vince Weaver	024d38ce36	tfv: update with over_water optimization	2017-11-26 01:02:02 -05:00
Vince Weaver	3430394d99	tfv: optimize to not always draw sky	2017-11-26 00:10:58 -05:00
Vince Weaver	92e9d3a055	tfv: add cache for the color values	2017-11-25 23:27:55 -05:00
Vince Weaver	71fde333c9	tfv: optimize the multiply some more	2017-11-25 21:55:45 -05:00
Vince Weaver	7a7344f689	tfv: re-arrange the multiplies so we can use self-modifying feature	2017-11-25 01:57:05 -05:00
Vince Weaver	7b3127a3ea	tfv: hook up the fast multiply code	2017-11-25 01:30:22 -05:00
Vince Weaver	c52ea7ceff	tfv: get fast multiply working in C	2017-11-25 00:56:41 -05:00
Vince Weaver	783e26d369	tfv: update cycle counts	2017-11-24 14:40:50 -05:00
Vince Weaver	db5b86289a	tfv: more cycle annotation	2017-11-24 00:17:43 -05:00
Vince Weaver	aff3b25264	tfv: more cycles annotations	2017-11-23 23:57:30 -05:00
Vince Weaver	91df570368	tfv: add more cycle annotations	2017-11-22 23:50:43 -05:00
Vince Weaver	be98d15390	tfv: some cycle counting	2017-11-22 01:02:29 -05:00
Vince Weaver	7c764fb0c1	tfv: use zero page for fixed point	2017-11-21 22:29:45 -05:00
Vince Weaver	d739b8f6db	tfv: convert some variables	2017-11-21 21:11:17 -05:00
Vince Weaver	7535c5789d	tfv: split up the flying code into component pieces	2017-11-21 21:04:38 -05:00
Vince Weaver	939cc6236b	tfv: fix inventory	2017-11-18 23:17:26 -05:00
Vince Weaver	139c65f1ff	tfv: get the forest working	2017-11-18 22:52:25 -05:00
Vince Weaver	1d3a25158f	tfv: get ground scatter working	2017-11-18 21:18:01 -05:00
Vince Weaver	36695657c0	tfv: implement help screen	2017-11-18 15:17:28 -05:00
Vince Weaver	294d0da64c	tfv: add print_both_pages() routine	2017-11-18 14:31:03 -05:00
Vince Weaver	26fbd6db55	tfv: animate the ship landing	2017-10-22 23:26:08 -04:00
Vince Weaver	7844a43608	tfv: add bird sprites	2017-10-21 23:48:21 -04:00
Vince Weaver	1cf33eeea9	tfv: flying more or less works	2017-10-09 15:36:25 -04:00
Vince Weaver	eb861dec8f	tfv: update text printing code some more	2017-09-19 00:43:17 -04:00
Vince Weaver	df7b4fb5d7	tfv: start converting text generation	2017-09-19 00:26:38 -04:00
Vince Weaver	9941ebcae8	tfv: add fountain note	2017-09-14 16:00:55 -04:00
Vince Weaver	edf4ce1982	tfv: fix up the graphics a bit	2017-09-14 15:55:43 -04:00
Vince Weaver	e70e694af8	tfv: allow entering city map	2017-09-14 15:12:38 -04:00
Vince Weaver	777dd60d66	tfv: update battle to use pageflip	2017-09-13 17:10:44 -04:00
Vince Weaver	20c98f7416	tfv: fix worldmap drawing ... some of it was broken by changes made when developing tfv_flying	2017-09-13 14:32:08 -04:00
Vince Weaver	f9bceb6768	tfv: move worldmap to page flipping	2017-09-12 23:24:44 -04:00
Vince Weaver	d71a601f4f	tfv: more work on flying	2017-09-11 23:54:31 -04:00
Vince Weaver	39fe5e542a	tfv: merge fixed point and plain	2017-09-11 23:11:47 -04:00
Vince Weaver	2d3f39dc34	tfv: another silly cut-and-paste typo ... island doesn't disappear when we turn anymore	2017-09-11 16:15:13 -04:00
Vince Weaver	0486ef4bbd	tfv: closer	2017-09-10 23:42:47 -04:00
Vince Weaver	20b070a413	tfv: multiply finally working	2017-09-07 01:32:31 -04:00
Vince Weaver	621f808531	tfv: wasted a lot of time trying to get signed 16x16 multiply working	2017-09-06 23:17:39 -04:00
Vince Weaver	efb63f57b7	tfv: first pass of 6502 fixed point	2017-09-02 00:23:38 -04:00
Vince Weaver	36bab516c6	tfv: more work on flying code	2017-08-27 00:11:53 -04:00
Vince Weaver	65b72664ac	tfv: update flying code some more	2017-08-25 01:34:14 -04:00
Vince Weaver	373a289ca3	tfv: complete conversion to fixed point	2017-08-24 17:07:21 -04:00
Vince Weaver	762793f06d	tfv: more fixed point conversion	2017-08-24 14:40:33 -04:00
Vince Weaver	c84ea111c9	tfv: add way of messing with horizon/scale	2017-08-24 14:13:43 -04:00
Vince Weaver	4e83e3be32	tfv: more fixed point changes ... ship movement handled now	2017-08-24 14:01:16 -04:00
Vince Weaver	468b94f24e	tfv: more work on fixed point conversion ... struggling with speed a bit	2017-08-24 13:30:19 -04:00
Vince Weaver	3bbe719824	tfv: working on fixed point	2017-08-23 23:43:49 -04:00
Vince Weaver	ef64d2c4ba	tfv: starting to convert floating point to lookup tables	2017-08-23 21:16:17 -04:00
Vince Weaver	57ec050aae	tfv: add multi-page plot routine	2017-08-23 19:52:28 -04:00
Vince Weaver	5b9ad56cc1	tfv: have minmal flying going on in 6502 version	2017-08-23 15:41:37 -04:00
Vince Weaver	fe0ade564b	tfv: add tfv_put_sprite_page()	2017-08-23 14:06:38 -04:00
Vince Weaver	86167a1245	tfv: start cleaning up flying code	2017-08-23 14:01:40 -04:00
Vince Weaver	d4fa7a1337	tfv: more work on the flying	2017-08-23 00:43:15 -04:00
Vince Weaver	aff55f6629	tfv: more tweaks to the flying code	2017-08-22 16:32:21 -04:00
Vince Weaver	53a159237d	tfv: make mode7_demo a standalone program	2017-08-18 14:26:18 -04:00
Vince Weaver	9b67ba27b5	tfv: got mode7 flying going	2017-08-17 16:00:48 -04:00
Vince Weaver	15a8d0a983	tfv: got opener working again ... (),Y and # again are nothing but trouble	2017-08-16 22:20:48 -04:00
Vince Weaver	6ff122f75c	tfv: working on updating the opener for pageflipping ... doesn't work	2017-08-16 18:59:08 -04:00
Vince Weaver	a494dc56e9	tfv: autogenerate background include for assembly language	2017-08-16 15:13:43 -04:00
Vince Weaver	10c27a3648	tfv: finish splitting up tfv.c	2017-08-16 14:46:45 -04:00
Vince Weaver	c04d93fa5b	tfv: finally have code working as well as before page-flipping	2017-08-13 22:59:37 -04:00
Vince Weaver	65e3b2e60b	tfv: autogenerate the backgrounds	2017-08-13 16:24:57 -04:00
Vince Weaver	207e081b84	tfv: more file split up	2017-08-13 15:38:49 -04:00
Vince Weaver	10672133ad	tfv: get the opening screen working with page flipping	2017-08-13 15:17:03 -04:00
Vince Weaver	16a3e6d615	tfv: move backgrounds around	2017-08-12 20:52:18 -04:00
Vince Weaver	b39269aaf5	tfv: add screen clearing routines	2017-08-12 20:35:36 -04:00
Vince Weaver	37c0a98574	tfv: fix compile warnings	2017-08-12 20:16:45 -04:00
Vince Weaver	bc9937215f	tfv: split up the files	2017-08-12 20:15:34 -04:00
Vince Weaver	13119609e1	tfv: add initial page flip support	2017-08-12 19:44:35 -04:00
Vince Weaver	9372096b5c	tfv: first pass at collision detection	2017-08-11 01:21:00 -04:00
Vince Weaver	2c276a6d4e	tfv: add desert	2017-08-11 00:23:18 -04:00
Vince Weaver	8eee92d73d	tfv: update lightning damage	2017-08-07 21:21:54 -04:00
Vince Weaver	22f6ec2e2f	tfv: update the world map area ... all it needs is collision detection	2017-07-30 21:31:28 -04:00
Vince Weaver	efda3b3d7d	tfv: improve shoreline drawing	2017-07-27 00:41:45 -04:00
Vince Weaver	4841c64ca7	tfv: update color of landing background	2017-07-26 23:54:39 -04:00
Vince Weaver	24441fc9bc	tfv: update time display to have leading zeros	2017-07-25 22:15:30 -04:00
Vince Weaver	6f5361def8	tfv: keep track of steps/time	2017-07-25 22:13:11 -04:00
Vince Weaver	b11e1fc9cd	tfv: more world map improvements	2017-07-25 00:42:50 -04:00
Vince Weaver	28b6e90343	tfv: add some more sprites	2017-07-24 00:38:21 -04:00
Vince Weaver	d9feadde1c	tfv: info screen more or less works	2017-07-22 16:45:53 -04:00
Vince Weaver	024b5e9468	tfv: work on getting info screen working	2017-07-20 22:39:50 -04:00
Vince Weaver	06421090ff	tfv: imrpove world map a bit	2017-07-20 14:06:13 -04:00
Vince Weaver	9e77ccffcb	tfv: add menu support	2017-07-20 13:16:37 -04:00
Vince Weaver	fdc5e79b4a	tfv: update a bit, generate beach tiles	2017-07-16 23:31:24 -04:00
Vince Weaver	9e89f7fa9d	tfv: enable keyboard auto-repeat in SDL	2017-07-13 16:04:34 -04:00
Vince Weaver	a3d5057560	gr-utils: fix the RLE code ... was having edge-of-screen wrap issues	2017-07-10 14:52:24 -04:00
Vince Weaver	bd2598bc8a	gr-sim: fix kaleido to compile again ... variable name confusion	2017-07-10 11:24:00 -04:00
Vince Weaver	3846d4266d	tfv: more progress	2017-07-10 00:39:38 -04:00
Vince Weaver	d0aee81022	tfv: update graphics	2017-07-08 17:06:43 -04:00
Vince Weaver	b2ac412bea	tfv: start work on worldmap sprites	2017-07-08 01:19:06 -04:00
Vince Weaver	4622f15af9	tfv: some more progress on the name entry screen	2017-06-27 00:55:41 -04:00
Vince Weaver	7f449fcf12	tfv: implement opener in assembly ... slower than I thought it would be. monitor vlin is that slow? also some flicker as I'm not doing page flipping	2017-06-25 01:00:57 -04:00
Vince Weaver	dac6337cfd	tfv: update to make C code more 6502 like	2017-06-24 23:58:26 -04:00
Vince Weaver	632d18a962	tfv: enable split graphics/text mode emulation	2017-06-24 23:37:00 -04:00
Vince Weaver	f90988da95	tfv: add vmw intro	2017-06-24 23:08:55 -04:00
Vince Weaver	6bc2c7de1c	tfv: start in on flying	2017-05-18 23:38:06 -04:00
Vince Weaver	a0ee6864c1	gr-sim: vtab and cursor key improvements	2017-05-18 13:09:51 -04:00
Vince Weaver	c98fbb22e1	gr-sim: text output seems to be working	2017-05-17 23:25:07 -04:00
Vince Weaver	e99d77f6fd	gr-sim: minimal text mode support ... still need to implement cout()	2017-05-17 17:14:47 -04:00
Vince Weaver	5b8bc29f5b	gr-sim: add soft-switch support	2017-05-17 15:47:20 -04:00
Vince Weaver	4d846e778b	tfv: initial screen copy routine	2017-05-12 14:29:21 -04:00
Vince Weaver	225dc6f4cc	tfv: minimal sprite implementation	2017-05-12 12:50:24 -04:00
Vince Weaver	a8970f761b	tfv: have RLE image loading working ... forgot how much I hate 6502 assembler	2017-05-06 19:29:19 -04:00
Vince Weaver	2bedb2b369	gr-sim: vlin support is working	2017-05-04 15:16:42 -04:00
Vince Weaver	2b3f766c70	gr-sim: use actual code for gr	2017-05-04 14:59:25 -04:00
Vince Weaver	d87eac3693	gr-sim: add text test	2017-05-04 14:34:57 -04:00
Vince Weaver	0aa9a3727a	tfv: add inline rle image	2017-05-04 14:32:41 -04:00
Vince Weaver	b7e225212c	gr-sim: add home() support	2017-05-04 14:32:23 -04:00
Vince Weaver	8024a2bad4	gr-sim: fix zero page addresses ... somehow read the monitor listing wrong	2017-05-04 09:14:44 -04:00
Vince Weaver	2587d829bf	gr-sim: actually model the RAM layout properly	2017-05-03 12:20:53 -04:00
Vince Weaver	3fd760912e	gr-sim: add tfv	2017-05-03 10:53:27 -04:00
Vince Weaver	737c56cfd0	gr-sim: add bload support	2017-05-03 10:50:15 -04:00
Vince Weaver	ab1c70b37c	tfv: more commenting of the duet "source"	2017-05-02 17:11:27 -04:00
Vince Weaver	453ca6bdb2	gr-sim: add another demo	2017-05-02 15:21:32 -04:00
Vince Weaver	f75da270f7	gr-sim: make it a library	2017-05-02 10:56:59 -04:00
Vince Weaver	10e10a2576	gr-sim: add SDL GR simulator	2017-05-02 09:59:39 -04:00