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| author | Rangi <remy.oukaour+rangi42@gmail.com> | 2020-10-26 22:24:47 -0400 |
|---|---|---|
| committer | Rangi <remy.oukaour+rangi42@gmail.com> | 2020-10-26 22:24:47 -0400 |
| commit | 676f2f12e3e7990dcc49e3ea391f10aae8131639 (patch) | |
| tree | 0411091966fe7a6b5a64f27aa828df015bb84362 /macros/gfx.asm | |
| parent | 46f6cc4d41494c044f1091491c712afc2a5bfd3a (diff) | |
Use more assertions to ensure correct code and data
Diffstat (limited to 'macros/gfx.asm')
| -rw-r--r-- | macros/gfx.asm | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/macros/gfx.asm b/macros/gfx.asm index 2c67cfc8..b42b1440 100644 --- a/macros/gfx.asm +++ b/macros/gfx.asm @@ -1,5 +1,13 @@ +assert_valid_rgb: MACRO +rept _NARG + assert 0 <= (\1) && (\1) <= 31, "RGB channel must be 0-31" + shift +endr +ENDM + RGB: MACRO rept _NARG / 3 + assert_valid_rgb \1, \2, \3 dw palred (\1) + palgreen (\2) + palblue (\3) shift 3 endr |