Apple-2-SW
/
Penetrator-apple2
mirror of https://github.com/StewBC/penetrator-apple2.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

Update README.md 

Next attempt at getting a table to work in Markup.
This commit is contained in:
StewBC 2019-12-17 08:44:11 -08:00
parent ad06a04d5d
commit 099b165efa
1 changed files with 23 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

45
README.md
View File

@ -21,32 +21,33 @@ The game is written in 6502 assembly using the ca65 assembler.
Below is a CPU cycle profile of 1 game frame in stage 4. It's a busy frame with
bullets, bombs and enemies. Most importantly, it has a busy terrain at the top
and bottom.
and bottom.
| Hex | Dec | % of the | Item |
| Cycles | Cycles | Frame | |
|--------|--------|----------|---------------------|
|148F3 |84211 |100% |Total Frame |
|61F |1567 |2.0% |inputGame |
|0A |10 |0.0% |Misc |
|73 |115 |0.1% |gameWorldMove |
|05 |5 |0.0% |Misc |
|19 |25 |0.0% |gameCheckStage |
|08 |8 |0.0% |Misc |
|B80 |2944 |3.5% |gameAI |
|17 |23 |0.0% |Misc |
|7267 |29287 |34.8% |drawClearRows |
|6721 |26401 |31.4% |terrainDraw |
|38A8 |14504 |17.2% |drawEnemies |
|985 |2437 |2.9% |drawPlayer |
|581 |1409 |1.7% |drawBullets |
|6E3 |1763 |2.1% |drawBombs |
|E14 |3604 |4.3% |drawExplosions |
|06 |6 |0.0% |Misc |
|1A |26 |0.0% |drawPresent |
|11 |17 |0.0% |Misc |
|3C |60 |0.1% |Emulator error |
| :----: | -----: | -------: | :------------------ |
| 148F3 | 84211 | 100% | Total Frame |
| 61F | 1567 | 2.0% | inputGame |
| 0A | 10 | 0.0% | Misc |
| 73 | 115 | 0.1% | gameWorldMove |
| 05 | 5 | 0.0% | Misc |
| 19 | 25 | 0.0% | gameCheckStage |
| 08 | 8 | 0.0% | Misc |
| B80 | 2944 | 3.5% | gameAI |
| 17 | 23 | 0.0% | Misc |
| 7267 | 29287 | 34.8% | drawClearRows |
| 6721 | 26401 | 31.4% | terrainDraw |
| 38A8 | 14504 | 17.2% | drawEnemies |
| 985 | 2437 | 2.9% | drawPlayer |
| 581 | 1409 | 1.7% | drawBullets |
| 6E3 | 1763 | 2.1% | drawBombs |
| E14 | 3604 | 4.3% | drawExplosions |
| 06 | 6 | 0.0% | Misc |
| 1A | 26 | 0.0% | drawPresent |
| 11 | 17 | 0.0% | Misc |
| 3C | 60 | 0.1% | Emulator error |
As can be seen, clearing the area where the world will be drawn takes almost 35%
of the frame and drawing the terrain takes another 31% of the frame. The
Emulator Error are unaccounted for cycles -discrepency between total cycles at