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Won't Fix

Votes

0

Found in

2019.4

2020.3

2021.2

2021.2.10f1

2022.1

2022.2

Issue ID

1400821

Regression

No

Mathf.floor and Mathf.floorToInt output incorrect values

Animation

-

Reproduction steps:
1. Create and open a new project
2. Move user's "MathfTest.cs" script to the Assets folder and attach it to any Game Object
3. Press Play and observe logs in the Console window

Expected result: 0.9f / 0.3f: 3; Floor(0.9f / 0.3f): 3; FloorToInt(0.9f / 0.3f): 3

Actual result: 0.9f / 0.3f: 3; Floor(0.9f / 0.3f): 2; FloorToInt(0.9f / 0.3f): 2

Reproducible with: 2019.4.35f1, 2020.3.29f1, 2021.2.12f1, 2022.1.0b8, 2022.2.0a4

  1. Resolution Note:

    The error is introduced by the division in float which we cannot changed 0.9f / 0.3f != 0.9 / 0.3

    You can repro the same bug with c sharp System Math.Round method if you pass (double)0.9f/0.3f.

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