Unreal Engine Blueprint Interaction for ArchViz Projects

Introduction

• Why interaction is important

1. Radio Toggle with Sound and Particles

• Creating the interaction controls
• Assembling the Blueprint Actor
• Testing what the user is looking at via line tracing
• Calculating the user's camera position
• Toggling the TV's sound and picture on and off
• Triggering the effect

2. Creating Custom Light Switches

• Setting up the light switch actor
• Creating the light fixture actor
• Building the switch blueprint
• Adding the light blueprint responses

3. Directional Swinging Doors

• Assembling the door actor
• Adding the interaction
• Determining swing direction, part 1
• Determining swing direction, part 2
• Animating the swing action

4. Object Interact Outline

• Building the outline interaction
• Setting up the material
• Adding the material outline blueprint
• Testing the level

Conclusion

• Next steps