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@@ -92,13 +92,13 @@
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Sets the exposure values that will be used by the renderers. The normalization amount is used to bake a given Exposure Value (EV) into rendering calculations to reduce the dynamic range of the scene.
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Sets the exposure values that will be used by the renderers. The normalization amount is used to bake a given Exposure Value (EV) into rendering calculations to reduce the dynamic range of the scene.
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The normalization factor can be calculated from exposure value (EV100) as follows:
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The normalization factor can be calculated from exposure value (EV100) as follows:
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[codeblock]
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[codeblock]
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- func get_exposure_normalization(float ev100):
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- return 1.0 / (pow(2.0, ev100) * 1.2)
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+ func get_exposure_normalization(ev100: float):
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+ return 1.0 / (pow(2.0, ev100) * 1.2)
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[/codeblock]
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[/codeblock]
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The exposure value can be calculated from aperture (in f-stops), shutter speed (in seconds), and sensitivity (in ISO) as follows:
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The exposure value can be calculated from aperture (in f-stops), shutter speed (in seconds), and sensitivity (in ISO) as follows:
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[codeblock]
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[codeblock]
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- func get_exposure(float aperture, float shutter_speed, float sensitivity):
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- return log2((aperture * aperture) / shutterSpeed * (100.0 / sensitivity))
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+ func get_exposure(aperture: float, shutter_speed: float, sensitivity: float):
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+ return log((aperture * aperture) / shutter_speed * (100.0 / sensitivity)) / log(2)
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[/codeblock]
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[/codeblock]
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</description>
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</description>
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</method>
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</method>
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