To create realistic fabric textures in 3D models, combine texture maps, material adjustments, and simulation tools.
Use high-resolution texture maps (e.g., bump, displacement) to replicate surface details like weave patterns or stitching. Adjust material parameters—such as roughness and specularity—to simulate light interaction, mimicking how fabric reflects or absorbs light. Apply cloth simulation tools to capture natural wrinkles, drape, or tension, enhancing realism.
For better results, start with simple fabrics (e.g., cotton) using basic albedo and bump maps to build foundational skills before moving to complex materials like velvet or satin.