Rotation equality
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19 years, 6 months ago
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Community contributions featuredDave's method can be improved a little bit if we recall that for any given rotation matrix, the following holds:(*) trace(R) = 1+2cos(a),where a is the angle of rotation.And so,…
19 years, 6 months ago
Color Contrast
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19 years, 11 months ago
Color Contrast
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19 years, 11 months ago
A search in google gave me this.As for the formula, I simply made it up. The idea is to use something like the Lagrange Interpolating Polynomial.
19 years, 11 months ago
Quote:Original post by wolffloat3 Cont = (color - 0.5f) * Contrast + 0.5f;Because the value range is restricted to the area of 0..1 at this stage of the pipeline, what this code…
19 years, 11 months ago
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See all in DiscussionsDave's method can be improved a little bit if we recall that for any given rotation matrix, the following holds:(*) …
19 years, 6 months ago
A search in google gave me this.As for the formula, I simply made it up. The idea is to use …
19 years, 11 months ago
Quote:Original post by wolffloat3 Cont = (color - 0.5f) * Contrast + 0.5f;Because the value range is restricted to the …
19 years, 11 months ago
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