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More TODOs.

This commit is contained in:
Pietro Gagliardi 2017-11-04 02:52:12 -04:00
parent 6869f28718
commit 67a7b64f56
1 changed files with 2 additions and 1 deletions
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3
darwin/fontvariation.m
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@ -32,6 +32,7 @@
#define fvarWeight 0x77676874 #define fvarWeight 0x77676874
#define fvarWidth 0x77647468 #define fvarWidth 0x77647468
// TODO explain why these are signed
typedef int32_t fixed1616; typedef int32_t fixed1616;
typedef int16_t fixed214; typedef int16_t fixed214;
@ -44,7 +45,7 @@ static fixed1616 doubleToFixed1616(double d)
uint32_t ret; uint32_t ret;
fpart = modf(d, &ipart); fpart = modf(d, &ipart);
// fpart must be unsigned; modf() gives us fpart with the same sign as f (so we have to adjust both ipart and fpart appropriately) // fpart must be unsigned; modf() gives us fpart with the same sign as d (so we have to adjust both ipart and fpart appropriately)
if (fpart < 0) { if (fpart < 0) {
ipart -= 1; ipart -= 1;
fpart = 1 + fpart; fpart = 1 + fpart;