ComfyUI Node: VNCCS Character Preview

VNCCS Character Preview:

The CharacterPreview node is a powerful tool designed to assist AI artists in generating detailed character previews with customizable attributes. This node is part of the VNCCS (Visual Novel Character Creation System) and is specifically tailored to create character representations by allowing you to define various aesthetic and physical attributes. The primary function of this node is to generate prompts that can be used to create character images with specific characteristics such as age, sex, race, and more. It also supports batch processing of different styles, enabling you to explore various artistic interpretations of a character. By providing a comprehensive set of parameters, the CharacterPreview node empowers you to craft unique and personalized character visuals, making it an essential tool for artists looking to bring their character concepts to life.

VNCCS Character Preview Input Parameters:

character_name

This parameter specifies the name of the character you are creating. It is a required string input and serves as an identifier for the character configuration. The default value is "NewCharacter".

background_color

This optional string parameter allows you to set the background color for the character preview. It enhances the visual context of the character and defaults to "green".

aesthetics

A string parameter that defines the overall artistic quality and style of the character. It supports multiline input, allowing for detailed descriptions. The default value is "masterpiece".

sex

This parameter determines the gender of the character, with options "female" and "male". It influences the character's appearance and defaults to "female".

age

An integer parameter that specifies the age of the character. It affects the character's visual maturity and is constrained between 0 and 120, with a default value of 18.

race

This string parameter allows you to define the race of the character, which can influence the character's features and cultural attributes. The default value is "human".

eyes

A string parameter that describes the eye color or style of the character. It adds detail to the character's facial features, with a default value of "blue eyes".

hair

This parameter specifies the hair color and style of the character. It is a string input that contributes to the character's overall appearance, defaulting to "black long".

face

A string parameter that describes specific facial features, such as freckles or scars. It adds uniqueness to the character's face, with a default value of "freckles".

body

This parameter defines the body type or specific body features of the character. It is a string input that influences the character's physique, defaulting to "medium breasts".

skin_color

A string parameter that specifies the skin color of the character, contributing to the character's ethnic and visual identity. The default value is "white".

additional_details

This optional string parameter allows you to add any extra details or descriptors to the character, providing further customization. The default value is an empty string.

seed

An integer parameter used to initialize the random number generator for consistent character generation. It ranges from 0 to 0xFFFFFFFFFFFFFFFF, with a default value of 0.

negative_prompt

A string parameter that lists undesirable traits or qualities to avoid in the character preview. It supports multiline input and defaults to "bad quality,worst quality,worst detail,sketch,censor, missing arm, missing leg, distorted body".

lora_prompt

This optional string parameter allows you to include specific LoRA (Low-Rank Adaptation) prompts to influence the character's style or features. The default value is an empty string.

styles_list

A list parameter that contains different artistic styles to apply to the character preview. It enables batch processing of styles, with a default value of an empty list.

VNCCS Character Preview Output Parameters:

positive_prompt

This output is a string that contains the generated positive prompt for character creation. It includes all the specified attributes and styles, serving as a guide for generating the character image.

seed

An integer output that represents the seed used for generating the character preview. It ensures reproducibility of the character's appearance.

negative_prompt

This output is a string that contains the negative prompt, listing traits to avoid in the character preview. It helps refine the character's visual output by excluding undesirable features.

age_lora_strength

A float output that indicates the strength of the age-related LoRA adjustments applied to the character. It reflects how much the character's age influences the final image.

VNCCS Character Preview Usage Tips:

• Experiment with different combinations of aesthetics, race, and styles_list to explore a wide range of character designs and artistic interpretations.
• Use the seed parameter to reproduce specific character previews consistently, which is useful for iterative design processes or when sharing configurations with others.
• Leverage the negative_prompt to fine-tune the character's appearance by explicitly excluding unwanted traits, ensuring a higher quality and more accurate representation.

VNCCS Character Preview Common Errors and Solutions:

Error: "Directory not found"

• Explanation: This error occurs when the specified character directory does not exist.
• Solution: Ensure that the base path and character path directories are correctly created before running the node. The node attempts to create these directories if they do not exist, so check for any permission issues that might prevent directory creation.

Error: "Invalid seed value"

• Explanation: This error arises when the seed value is outside the acceptable range.
• Solution: Verify that the seed value is within the range of 0 to 0xFFFFFFFFFFFFFFFF. Adjust the seed value accordingly to ensure it falls within this range.