Does not stretch the mask.

Stretches the mask to fill the node.

Stretches the mask using uniform scaling to fill the node in either vertical or horizontal direction, whichever requires smaller scale.

Stretches the mask using uniform scaling to fill the node in either vertical or horizontal direction, whichever requires larger scale.

Does not stretch the mask, and allows the mask to repeat outside of its area based on the mask texture wrap mode.

The number of stretch modes.

Aligns the bottom edge of the mask with the bottom edge of the node.

Aligns the top edge of the mask with the top edge of the node.

Centers the mask vertically in the node.

Stretches the mask vertically to fit the node from the top edge to the bottom edge.

The number of vertical alignment modes.

Aligns the left edge of the mask with the left edge of the node.

Aligns the right edge of the mask with the right edge of the node.

Centers the mask horizontally in the node.

Stretches the mask horizontally to fit the node from the left edge to the right edge.

The number of horizontal alignment modes.

Uses the alpha channel as the mask.

Uses the red color channel as the mask.

Uses the green color channel as the mask.

Uses the blue color channel as the mask.

Uses the luminance calculated from the red, green, and blue color channels as the mask.