Commit Graph

25 Commits

Author SHA1 Message Date
neauoire ecc1d7c416 Experimenting with 2 layers 2021-09-29 17:58:58 -07:00
neauoire f3b3823b0c The PPU require-draw flag is renamed to reqdraw 2021-09-29 16:14:13 -07:00
neauoire 8d72c36123 Moved get_pixel to ppu.c 2021-09-29 16:01:54 -07:00
neauoire 68a8310830 Muted warnings 2021-09-21 10:45:56 -07:00
Sigrid Solveig Haflínudóttir 3d49536d76
ppu: keep track of the vertical region where redraw is supposed to happen 2021-09-21 19:39:00 +02:00
Andrew Alderwick c0e42f1322 Switched to faster unsigned ints for PPU memory 2021-09-20 22:51:09 +01:00
Andrew Alderwick b6fe4302d1 Switched to linear PPU memory 2021-09-20 22:51:09 +01:00
Andrew Alderwick f77fa80d35 Replaced duplicate parts of PPU init with resize functions 2021-09-19 23:34:03 +01:00
Sigrid Solveig Haflínudóttir 6337680774 ppu: change the API to signal when redraw is required
To lower CPU load in idle mode (no changes on screen)
make ppu_pixel return non-zero when a change has been
made.

25% → 4% (piano.rom) after this change on Linux amd64,
Thinkpad X220.
2021-09-19 23:30:53 +02:00
neauoire bca5562eec The screen width/height ports can be written to 2021-09-18 16:51:20 -07:00
Sigrid Solveig Haflínudóttir ccd9aabecd ppu: remove unused "pixels" field from Ppu; reset bg/fg to all zeroes on init 2021-09-17 20:24:50 +02:00
neauoire 478669a8ca Reverted to a standard SDL Texture for the screen 2021-09-16 19:48:00 -07:00
neauoire 98f773c652 Removed unused hor/ver values 2021-08-01 11:38:04 -07:00
neauoire be85023831 Prefixed function names with ppu 2021-08-01 11:33:43 -07:00
Andrew Alderwick 4257f9818a Switched to indexed SDL_Surface using blit to window. 2021-07-31 19:46:27 +01:00
neauoire 7f345428d6 Moved inspect in uxnemu.c 2021-07-30 14:38:08 -07:00
neauoire a1d00a2df7 Drawing inspect on fg so it can be erased 2021-07-05 09:06:32 -07:00
neauoire 7fe0750c17 Added return pointer position to debugger 2021-06-18 20:19:32 -07:00
Andrew Alderwick d5b2bd9895 Revert "Removed second texture of PPU" 2021-05-30 23:15:37 +01:00
Andrew Alderwick ffe142ea91 Removed second texture of PPU 2021-05-30 23:04:19 +01:00
neauoire d163c43201 Improved uxncli and moved all demos into examples 2021-05-26 10:02:13 -07:00
Andrew Alderwick 15480b238a Converted PPU to use two textures; moved padding to src/emulator.c 2021-05-19 23:17:58 +01:00
neauoire 8c1cf40cb1 Revert "ppu: keep track of modified rows and only redraw those in drawppu"
This reverts commit 3c64c8c1a4.
2021-05-19 09:13:41 -07:00
Sigrid Solveig Haflínudóttir 3c64c8c1a4 ppu: keep track of modified rows and only redraw those in drawppu 2021-05-19 12:25:18 +00:00
neauoire 7f5c4e25e4 Moved devices in their own folders 2021-05-11 11:42:12 -07:00
Renamed from src/ppu.h (Browse further)