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-rw-r--r--third_party/skcms/src/GaussNewton.c20
1 files changed, 0 insertions, 20 deletions
diff --git a/third_party/skcms/src/GaussNewton.c b/third_party/skcms/src/GaussNewton.c
index 11f55b53b4..7e9f774538 100644
--- a/third_party/skcms/src/GaussNewton.c
+++ b/third_party/skcms/src/GaussNewton.c
@@ -93,23 +93,3 @@ bool skcms_gauss_newton_step(float (*rg)(float x, const void*, const float P[3],
P[2] += dP.vals[2];
return isfinitef_(P[0]) && isfinitef_(P[1]) && isfinitef_(P[2]);
}
-
-float skcms_eval_curve(float x, const skcms_Curve* curve) {
- if (curve->table_entries == 0) {
- return skcms_TransferFunction_eval(&curve->parametric, x);
- }
-
- // TODO: today we should always hit an entry exactly, but if that changes, lerp?
- // (We add half to account for slight int -> float -> int round tripping issues.)
- int ix = (int)( x*(curve->table_entries - 1) + 0.5f );
-
- if (curve->table_8) {
- return curve->table_8[ix] * (1/255.0f);
- } else {
- uint16_t be;
- memcpy(&be, curve->table_16 + 2*ix, 2);
-
- uint16_t le = ((be << 8) | (be >> 8)) & 0xffff;
- return le * (1/65535.0f);
- }
-}