use STBTT_fabs

ago%!(EXTRA string=4 years) · d7a44685a8
parent 7e2ade58ea
commit d7a44685a8
1 changed files with 2 additions and 2 deletions
--- a/stb_truetype.h
+++ b/stb_truetype.h
@ -4636,8 +4636,8 @@ STBTT_DEF unsigned char * stbtt_GetGlyphSDF(const stbtt_fontinfo *info, float sc
                        float a = 3*(ax*bx + ay*by);
                        float b = 2*(ax*ax + ay*ay) + (mx*bx+my*by);
                        float c = mx*ax+my*ay;
-                        if (fabs(a) < eps2) { // if a is 0, it's linear
-                           if (fabs(b) >= eps2) {
+                        if (STBTT_fabs(a) < eps2) { // if a is 0, it's linear
+                           if (STBTT_fabs(b) >= eps2) {
                              res[num++] = -c/b;
                           }
                        } else {