50 results for "color"
A curve asset with four channels (R, G, B, A) that returns an FLinearColor when evaluated.
Adds two linear colors channel-by-channel (R+R, G+G, B+B, A+A).
Decomposes an FLinearColor into its individual R, G, B, and A float components.
Bindable delegate backing the border's BrushColor property binding in the UMG Designer, letting the background tint be driven from a bound function.
Builds a new string in the form AppendTo+Prefix+InColor+Suffix, formatting the color between the given prefix and suffix.
Bindable delegate backing the border's ContentColorAndOpacity property binding in the UMG Designer, letting the content tint be driven from a bound function instead of a static value.
Converts an FColor (sRGB, 0–255 per channel) to an FLinearColor (linear, 0.
Converts a linear color to a string in the form '(R=,G=,B=,A=)'.
Converts a linear color to localized, formatted text in the form '(R=,G=,B=,A=)'.
Converts a double scalar into a FLinearColor by assigning the same value to R, G, and B channels with alpha fixed at 1.
Converts a FLinearColor to an 8-bit FColor, optionally applying sRGB gamma encoding.
Converts a FLinearColor to a FVector by mapping R→X, G→Y, B→Z and discarding the alpha channel.
Parses a string in the '(R=,G=,B=,A=)' format back into an FLinearColor, reporting whether parsing succeeded via OutIsValid.
Converts a 3D vector to an FLinearColor by mapping X to R, Y to G, Z to B, and setting Alpha to 1.
Divides color A by color B channel-by-channel (A.
Returns true if A and B are exactly equal (A == B) on all four channels.
Returns the color multiplier currently applied to the button's background brush.
Returns the color and opacity multiplier applied to the border's background brush image.
Returns the color multiplier currently applied to the button's content (the widget placed inside it), including its alpha.
Returns the current color and opacity multiplier applied to the border's content.
Linearly interpolates between two linear colors channel-by-channel.
Interpolates between two linear RGB colors by converting to HSV, taking the shortest hue path, interpolating, then converting back to RGB.
Returns the linear-space black color (0, 0, 0, 1).
Returns the linear-space blue color (0, 0, 1, 1).
Returns a copy of the color linearly interpolated toward its luminance-equivalent grey by the given desaturation factor.
Computes the Euclidean distance between two linear colors treated as 4D vectors (R, G, B, A).
Returns the perceptual luminance of a linear color using standard human-eye channel weights (green contributes most, blue least).
Returns the largest channel value among R, G, B, and A in the given linear color.
Returns the smallest channel value among R, G, B, and A in the given linear color.
Returns the linear-space gray color (0.
Returns the linear-space green color (0, 1, 0, 1).
Returns true if every channel of A and B differ by no more than Tolerance.
Quantizes a FLinearColor to an 8-bit FColor by truncating each channel (floor), bypassing sRGB gamma conversion.
Quantizes a FLinearColor to an 8-bit FColor by rounding each channel to the nearest integer (rather than truncating), bypassing sRGB gamma conversion.
Returns the linear-space red color (1, 0, 0, 1).
Overwrites a LinearColor variable with the contents of another.
Converts an HSV color specified by hue (degrees), saturation, and value into linear-space RGB and writes the result into the target FLinearColor.
Converts an FColor encoded with a simplified gamma-2.
Converts an 8-bit sRGB FColor into linear-space FLinearColor using the proper sRGB transfer function.
Sets a LinearColor variable's individual R, G, B, and A channels from separate float values.
Chooses a random hue and writes a visually pleasing fully-saturated color into the target LinearColor.
Sets a LinearColor to the RGB chromaticity of a black body radiator at the given temperature in Kelvin, approximating physical light source colors.
Returns a copy of InColor with the alpha channel replaced by InOpacity, leaving R, G, B unchanged.
Encodes a high-dynamic-range FLinearColor into the 8-bit RGBE format described in Gregory Ward's 'Real Pixels' (Graphics Gems II, p.
Returns transparent black (0, 0, 0, 0).
Returns the linear-space white color (1, 1, 1, 1).
Returns the linear-space yellow color (1, 1, 0, 1).
Constructs an FLinearColor from individual R, G, B, and optional A components.
Scales all four channels of a linear color by a single float.
Multiplies two linear colors channel-by-channel.