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Differential Solid Angle of a Texel in a Cubemap

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Hi, Could someone share how you calculate the differential solid angle of a texel in a cubemap? Thank you.

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hi,

could you specify your question or say for what purpose you need the angle? maybe you are looking for the projected area of the texel on the hemisphere? in that case, I would projekt the four corners of the texel onto the sphere.

greetings,
nicolas

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