Etienne-Gautier commented on code in PR #162:
URL: https://github.com/apache/pdfbox/pull/162#discussion_r1179980026
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pdfbox/src/main/java/org/apache/pdfbox/pdmodel/common/function/PDFunction.java:
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@@ -348,6 +348,9 @@ else if (x > rangeMax)
*/
protected float interpolate(float x, float xRangeMin, float xRangeMax,
float yRangeMin, float yRangeMax)
{
+ if (xRangeMax == xRangeMin) {
Review Comment:
Alternatively, this change could apply only to type 3 functions if we
created an override of the `interpolate` function in `PDFunctionType3`.
But avoiding divisions by 0 for other function types sounded sensible to me
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