Missing key binding for Gamma correction

kopaka1822 / ImageViewer

HDR, PFM, DDS, KTX, EXR, PNG, JPG, BMP image viewer and manipulator

MIT License

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Missing key binding for Gamma correction #6

Closed igarfieldi closed 6 years ago

igarfieldi commented 6 years ago

For gamma correction, only the numpad +/- work, which is detrimental especially on notebooks which do not have a numpad. To solve this, an additional binding for regular +/- seems desirable.