Floating Windows

Layers	This window displays a preview of the current layer, and a list of image and text layers used within the project. Image and Text layers are managed with separate tabs. Learn more about Layers
Histogram	This window displays the histogram of the current picture. Every time the project is modified, its histogram is refreshed and updated as well. A histogram is a representation of the tones of the picture. Pictures have 3 different channels red, green and blue, that combined together in different amounts, represent the all color spectrum of the RGB color space.
Tools	This window contains the controls needed to modify the editing parameters of the currently selected editing tool. Learn more about Tools
Textures	This window contains the controls needed to select the current texture image for editing, and to modify its appearance. Learn more about Textures
Gradients	This window contains the controls needed to select the current gradient for editing, and to modify its appearance. Learn more about Gradients