Houdini for beginners

Lay the scene foundations by creating basic geometry and primitives, set up a first camera and angle, work with point colors, block out basic shapes, and explore normals and UVs.

Create your first geometry node in Houdini by building a simple 2x2 floor grid, set units to one meter, and organize with a geometry note.

Learn to create a box in Houdini, organize with a geometry note, and keep the box on the floor by scaling from the center with a half-height offset.

Learn to place a camera in a Houdini scene and set an isometric 45-degree view with a center anchor. Then adjust focal length and resolution to control perspective.

Explore Houdini's object hierarchy by transforming the cube at the geometry level versus the surface operator, and learn how anchor points influence coordinates.

Learn to apply point color directly in houdini to distinguish geometry, without materials, using HSV and the color field for clear visualization.

Create a speaker by modeling a tube and a ring in Houdini, convert to geometry with polygons, adjust divisions and radius versus size, and position the platform on the floor.

Detail the scene with bending the form, groups, copy objects, and spline and sweep NRPs. Begin creating a face, practice boolean modeling, and use copy to point notes for cleaning.

Bend a grid with a bend deformer, adjust bend strength and capture direction to invert the bend. Tune columns, rows, origin, and length for a 0 to 90 degree transition.

Explore groups in Houdini to create a waving grid by selecting alternating points, transforming them, subdividing for smoothness, and adjusting extrusion and offsets for a subtle wave.

Select objects in objects mode, use the copy node to create clones, translate them up and along x and y to form a layered grid before rendering.

Create a cable in Houdini by drawing a spline and sweeping around it, then refine with resample and subdivision for a smooth, oriented tube.

Copy geometry around a circle and orient instances by normals to face outward. Use booleans, group promotion to edges, and beveling on splines for rounded corners.

Fix topology by converting a single polygon into smaller surfaces with polyfoam to fill gaps, insert geometry to add divisions, and merge duplicate points to improve shading.

Apply polyextrude to add thickness to basic Houdini shapes, tweaking faces, edges, and subdivisions for cleaner geometry. Fine-tune with negative extrusion and edge rounding to improve render reflections.

Explore sweep UV workflows in Houdini, rotate and mirror UV maps with AUV transform, and use compute UVs to fit textures on tiled UV layouts.

Create a basic red material in Houdini with the redshift material builder, setting textures and parameters like reflection and subsurface scattering, then assign it to scene objects via geometry node.

Create a first texture in Houdini using a new Redshift material, texture the floor with a height map, connect a bump map, and adjust roughness and reflections for realism.

Learn to use a dome map to create refined, environment-driven lighting for Houdini scenes. Rotate the backdrop about 45 degrees, and use the look button to adjust the camera.

Explore refractive materials in Houdini by increasing refraction and adjusting roughness, then enable render region to reveal distorted reflections on sheets and chips while tweaking lighting for realism.

apply textures and materials to the speaker in Houdini, group the outer shell for targeted shading, and use a texture sampler with a ramp to control roughness and reflectivity.

Improve vase realism by creating and tweaking a material, adjusting diffuse color, aligning texture to the camera, adding bump, and refining reflection and roughness for detail.

Apply Maxon noise to colored objects by linking it to reflection and roughness for richer shading. Explore turbulence and cell noises; adjust scale, octaves, and progressive rendering to vary texture.

Add a mix of blocky and cell noise to the gritty plane, adjust color subtly, and use a ramp for stronger reflection while polishing the lighting for the next lesson.