Basic Fill Properties

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When you work with Fills in Vexy Lines, the Properties Panel provides extensive control over their appearance and behavior. Fills are the core elements that generate vector artwork based on your source image, and their properties allow for precise adjustments to achieve the desired style.

Fill Properties Overview

Each Fill type has a unique set of parameters, but many properties are common across different types. These settings control aspects like color, line appearance, interaction with the source image, and special effects.

Using Linear Fill as an Example

This guide uses the Linear Fill type to illustrate common properties. Linear Filll generates parallel straight lines, mimicking traditional engraving or hatching. Its versatility makes it suitable for demonstrating fundamental concepts applicable to most fill types.

Linear Fill Properties in the Properties Panel

Key parameters for the fill include:

Interval icon Interval
Sets the spacing between parallel lines. Smaller values create denser patterns; larger values create more open spacing.

Shift icon Shift
Offsets the entire pattern perpendicular to the line direction, useful for positioning or layering fills.

Angle icon Angle
Determines the orientation of the lines.

Adjusting these settings allows for a wide range of effects, from subtle shading to bold linework.

Color Settings

Fills can derive their color in two primary ways: statically (a single chosen color) or dynamically (based on the underlying source image).

Color Settings section in Properties Panel

Static Color

When Static Color is selected, the entire fill uses a single, uniform color. You can define this color using various tools within the color selection interface:

Static Color selection tools

Color Wheel
Visually select hue, saturation, and brightness.

Sliders Panel
Precisely define colors using RGB, HSB, or Grayscale values.

Box Panel
Select from a grid of common colors.

Swatches
Choose from predefined color palettes (e.g., Standard, Light, Dark, Photoshop).

Picture Panel
Load an image to sample colors from it.

Pick Screen Color
Sample a color from anywhere on your display.

System Color Dialog
Access your operating system's native color picker.

You can also adjust the Opacity of the static color to create semi-transparent fills.

Dynamic Color

When Dynamic Color is enabled, the fill samples color information directly from the source image underneath it. This creates a more integrated and varied appearance, adapting to the image's tones.

Dynamic Color settings

For fills composed of lines or curves (like Linear or Wave), you can control:

Color segment length
Determines how frequently the color is sampled along the line. Shorter segments capture more color variation; longer segments result in smoother transitions.

Color segment length variation
Introduces randomness to segment lengths, preventing overly uniform or mechanical patterns.

Dynamic color is often effective for photographic source images or those with rich color gradients. Static color may provide better control for graphic designs or illustrations requiring specific color palettes.

Image Threshold

The Image Threshold setting determines which tonal range of the source image influences the fill's generation and appearance (e.g., where lines appear or how thick they are). The threshold is defined on a scale from 0 (pure black) to 255 (pure white).

Image Threshold controls in Properties Panel

  • The histogram visualizes the tonal distribution of your source image.
  • Adjust the minimum (left slider) and maximum (right slider) threshold values to isolate specific brightness ranges.
  • For example, setting a lower maximum value focuses the fill on darker areas, while adjusting both sliders can isolate midtones.
  • An Inverted mode is available, useful when working with light-colored fills on dark backgrounds.

Stroke Properties

These properties control the visual characteristics of the strokes generated by the fill.

Stroke Thickness

Adjust the thickness of the fill lines or the size of elements in fills like Halftone.

Stroke Thickness controls

Key controls include:

Thickness
Set minimum and maximum thickness values using a combined slider.

Transition Mode
Define how thickness varies based on image tone (Linear, emphasizing thicker lines, or emphasizing thinner lines).
Smoothing
Smooths out sharp changes in thickness along a line.

Thickness at Line Breaks
Determines if thickness resets to minimum at line breaks or continues from the previous value.

Inverted Mode
Reverses the thickness mapping, making lines thicker in lighter areas (useful for light-colored strokes).

Double-click Thickness Range to adjust the available range

Dashed Lines

Create dashed or dotted line patterns instead of solid lines.

Dashed Line controls

Parameters include:

Threshold
Controls which tonal range of the image triggers the dashed effect.

Dash Length
Set minimum and maximum lengths for the dashes.

Gap Length
Set minimum and maximum lengths for the spaces between dashes.

Inverted Mode
Reverses the threshold mapping, suitable for light-colored strokes.

Dashed lines can be used effectively for textures, suggesting movement, or creating stylized, hand-drawn looks.

Line Caps and Joins

Define the appearance of line endings (caps) and corners where line segments meet (joins).

Stroke Caps and Joins controls

Options allow customization of:

Start/End Caps
Choose Flat, Round, or Triangle shapes for the beginning and end of lines. The Triangle cap includes a length parameter for adjusting sharpness.

Intermediate Caps (for Dashes)
Flat or Round.

Join Style
Choose Bevel (flattened corner) or Round for how segments connect.

Triangle caps with adjustable length can be particularly useful for rendering elements like hair or grass.

Special Effects

These optional effects add depth and refinement to your fills.

Emboss Effect

Simulates a raised (embossed) or recessed (debossed) appearance on the fill lines, adding a sense of dimension.

Emboss Effect controls

Height
Controls the intensity of the effect (positive for raised, negative for recessed).

Smoothness
Adjusts the softness of the transition for the effect.

Embossing can enhance textures, portraits, and graphic elements by adding subtle or pronounced depth.

Smooth Mask

This property relates to the Layer's mask, not the Fill itself, but is often relevant when considering the Fill's final appearance.

When enabled on the Layer's mask properties, Smooth Mask softens the mask edges, allowing for feathered transitions and blending between layers. Adjust Opacity and Feather radius for desired results.

Smooth Mask related properties (conceptual placement)

Transform and Positioning

These properties apply to the Layer or Group containing the Fill, affecting its overall placement and scale.

Standard transformation tools allow you to move, resize, rotate, and skew the selected object (Layer or Group). A dedicated Transform panel provides precise numerical control over these operations, using reference points for accuracy.

Transform controls (conceptual placement)

Combining Properties

The true potential of Vexy Lines emerges when combining various fill properties creatively. Experimenting with different combinations is key to developing unique styles.

Consider combinations like:

  • Dynamic Color + Variable Stroke Thickness + Emboss for nuanced portraits.
  • Dashed Lines + Triangle Caps + specific Image Threshold for stylized illustrations.
  • Static Color + Smooth Mask (on the Layer) for subtle background textures.

By mastering these properties, you gain fine-grained control over your vector artwork. Refer to specific articles for detailed explanations of properties unique to each Fill type.