Color mixing results depend on Z order of elements?

wpf,colors,mixing

Well when you combine colors with transparency you should apply the equation: result = alpha * srcColor + (1 - alpha) * dstColor Where srcColor is the color of the element on top and dstColor the color of what is under. In your case the alpha is 100 which is...

Mixing columns in matlab

matlab,matrix,mixing

You can index the entire columns (and randomly change the order using randperm) Amix = A( :, randperm(size(A,2)) ); See an example at ideone....