Commit Graph

209 Commits

Author SHA1 Message Date
Lucas Scharenbroich
39e3fa9364 Fix an offset bug 2021-07-27 09:45:28 -05:00
Lucas Scharenbroich
87e46d95f5 Rotation! 2021-07-24 09:00:52 -05:00
Lucas Scharenbroich
cede4c69b4 Add timer infrastructure and two small examples 2021-07-20 12:42:21 -05:00
Lucas Scharenbroich
1fcd4589f7 Add horizontal BG1 offset support; frame lock demo to 60 fps 2021-07-20 00:02:20 -05:00
Lucas Scharenbroich
9cdba9a537 Add routine to do horizontal displacement of BG1 2021-07-19 22:52:42 -05:00
Lucas Scharenbroich
c5eb84ea37 Get the PEI Slammer working for exposing shadowed writes 2021-07-19 22:42:51 -05:00
Lucas Scharenbroich
d9e3ee14e8 Add small header to converted image data 2021-07-19 14:18:02 -05:00
Lucas Scharenbroich
9d33ff3000 Add file information metadata for cadius to use when adding assets to the disk image 2021-07-18 15:11:16 -05:00
Lucas Scharenbroich
760580d733 Tweak file loading functions 2021-07-18 08:59:19 -05:00
Lucas Scharenbroich
160a9afafb Add proper handling of wraparound in vertical positioning 2021-07-17 21:00:46 -05:00
Lucas Scharenbroich
4b390fef20 Fix extra push in mixed rendering 2021-07-17 20:38:07 -05:00
Lucas Scharenbroich
bdf885dafd First implementation of BG0/BG1 mixed exception handling 2021-07-16 23:09:08 -05:00
Lucas Scharenbroich
6fc772ce78 Sorted out BG1 edge artifacts 2021-07-16 17:05:29 -05:00
Lucas Scharenbroich
f2d82f810d Very simple asset pipeline to transform PNG impage into raw binary files to load in the engine 2021-07-16 13:09:16 -05:00
Lucas Scharenbroich
62233d4abc Remove dead code and fix right edge of BG1 rendering 2021-07-16 08:38:14 -05:00
Lucas Scharenbroich
abfcde54c2 Initial addition of BG1 support 2021-07-16 00:34:58 -05:00
Lucas Scharenbroich
63bfe5e8e7 Resolve horizontal scrolling issue with PEA code 2021-07-15 21:00:35 -05:00
Lucas Scharenbroich
26e39e3bfd Horizontal scrolling no longer crashes; still have incorrect edge rendering 2021-07-15 15:30:24 -05:00
Lucas Scharenbroich
b6fadedfc7 WIP of fixing horizontal scrolling 2021-07-15 13:53:53 -05:00
Lucas Scharenbroich
50f5da5608 WIP on BG0X positioning; fix tile horizonal calculation 2021-07-15 11:01:42 -05:00
Lucas Scharenbroich
be446589b0 Fix horizaontal ranges in actions 2021-07-14 15:23:49 -05:00
Lucas Scharenbroich
e14a8ec36f Add a simple benchmark 2021-07-12 00:16:18 -05:00
Lucas Scharenbroich
e03859406e Fix indexing issue with calculating a tile's top line 2021-07-10 20:46:32 -05:00
Lucas Scharenbroich
d1e59e81ac Fix off-by-one error when rendering tiles 2021-07-10 20:43:55 -05:00
Lucas Scharenbroich
b5fa2d9266 Fix comment typos 2021-07-10 20:35:27 -05:00
Lucas Scharenbroich
e4d480d2be Fix addressing issue in font routine and data-overwrite bug; Render no longer crashes! 2021-07-10 17:15:35 -05:00
Lucas Scharenbroich
ab9a2682db Fix table initialization and bank preservateion in _BltRange 2021-07-10 15:38:42 -05:00
Lucas Scharenbroich
cd9eeaf899 Add crossrunner target for debugging 2021-07-10 11:51:45 -05:00
Lucas Scharenbroich
469e8bb74a Add all minimal function in place; not onto debugging 2021-07-09 15:38:32 -05:00
Lucas Scharenbroich
5d713caf5c More parts of the render pipeline in place 2021-07-09 14:18:49 -05:00
Lucas Scharenbroich
7ee1ddb604 Fix cimpilation errors 2021-07-08 08:17:38 -05:00
Lucas Scharenbroich
8ec31631eb Split up source code a bit more; work toward completing render pipeline 2021-07-08 07:46:35 -05:00
Lucas Scharenbroich
6b32d61fa9 Small optimization to save 1 cycle per line 2021-07-07 21:13:18 -05:00
Lucas Scharenbroich
39f61087ce Fix stack initialization bug 2021-07-07 16:55:41 -05:00
Lucas Scharenbroich
92611281a4 Implemented a PEI slammer that can break for interrupt handling 2021-07-07 16:36:44 -05:00
Lucas Scharenbroich
d1557437c5 Init tile sizes; fix merlin bug and fix bad jump table values 2021-03-24 06:37:48 -05:00
Lucas Scharenbroich
e0550696fb Update merlin compiler 2021-03-24 06:37:08 -05:00
Lucas Scharenbroich
89c9a5c791 Store scrren width and height in tiles 2021-03-24 06:36:47 -05:00
Lucas Scharenbroich
04f202c9f8 Allow dynamic user selection of playfield size 2021-03-21 23:44:33 -05:00
Lucas Scharenbroich
cfa1bd6f61 Refactor screen init to allow for all modes 2021-03-21 23:23:52 -05:00
Lucas Scharenbroich
50a3f27a9a Reorg files; focus on S16 artifact 2021-03-21 21:59:54 -05:00
Lucas Scharenbroich
7e6c4a0c91 Improving initialization of code fields 2020-12-07 18:38:20 -06:00
Lucas Scharenbroich
9137440d41 Add a few missed files 2020-11-30 06:39:14 -06:00
Lucas Scharenbroich
e00b47a88d Continue shaping the structuer of the helper functions 2020-11-30 06:38:20 -06:00
Lucas Scharenbroich
bd097704ac Fix some addressing and offset calculations 2020-08-28 00:11:26 -05:00
Lucas Scharenbroich
9d247f0760 Allocate all memory for the blitters and update message to display the banks 2020-08-27 23:01:28 -05:00
Lucas Scharenbroich
02bd63cf36 Add some basic tile rendering 2020-08-25 23:40:49 -05:00
Lucas Scharenbroich
4d6832066c Add opcode store/restore. Fix abs addr issue 2020-08-25 23:01:52 -05:00
Lucas Scharenbroich
40be26392e Wire up code field dispatch and return 2020-08-24 21:59:58 -05:00
Lucas Scharenbroich
5e757f3cc5 More play-around 2020-08-23 00:25:39 -05:00