CGHOW | Ashif Ali

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Hi guys today i have created this fire character effect in unreal engine Niagara and i have setup a widget for this effect. with that widget i can change whole effect color including character and light also.

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Title: Fireboy Effect Creation in Unreal Engine Niagara – Step-by-Step Tutorial

Introduction:

• Greet the audience: “Hello everyone, I’m Asif Ali, and you’re watching CGHOW. In today’s video, I’ll walk you through the creation of this Fireboy effect using Unreal Engine Niagara. Let’s dive in and see how it’s done!”
• Reminder to subscribe and enable notifications to stay updated on new tutorials.

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Steps Covered in the Video:

1. Setting Up the Fire Effect with Character Animation:
   • Explain how to animate the effect with a skeleton mesh.
   • Show how to add the Niagara emitter to the skeleton mesh, adjust particle spawn rates, and demonstrate how the particles are linked to the animated character.
2. Material Creation for Fire Effect:
   • Walkthrough of the fire texture material used, including how to manipulate texture coordinates using local position and the panning effect.
   • Using noise texture for distortion, explaining how the material gives the fire its burning appearance by adjusting hue and saturation.
   • Explanation of the use of Fresnel for edge burning effects and how this is linked with a master parameter for easy color changes.
3. Creating the Flame Particles:
   • Discuss the setup of the particle system with a spawn rate of 1000 particles and the use of random velocities for a natural fire effect.
   • Demonstrate how point attractors and curl noise are used to direct and randomize particle movement, making the fire behave realistically.
   • Show how the particle system is modified to include embers and distortion for a more dynamic and realistic effect.
4. Color and Light Manipulation:
   • Explain how color change is linked to both the fire effect and the light on the ground.
   • Walkthrough of the widget setup that allows users to change color dynamically.
   • Show the connection of the color-changing functionality from the widget to both the fire effect material and the light sources.
5. Blueprint Setup for Dynamic Control:
   • In-depth explanation of how the blueprint is used to manage color changes in real-time via a widget.
   • Detailed process of using the HSV to RGB conversion for color adjustments and linking these values to the light and particle color parameters.

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Final Thoughts:

• Recap the main points of the tutorial and encourage viewers to experiment with the effect on their own projects.
• Invite viewers to leave comments with questions or feedback.

Call to Action:

• Encourage viewers to subscribe to your YouTube channel, CGHOW, for more Unreal Engine Niagara tutorials and VFX insights.