Get to know retopology

After modelling the character comes the retopology part.

3D character retopology is the process of creating a new mesh with a lower polygon count while preserving the shape and details of the original high-resolution mesh. The goal of retopology is to create a more optimized mesh that is easier to rig, animate, and render.

Here are the steps involved in the retopology process:

1. Import the high-resolution mesh into a 3D modeling software such as Maya, 3ds Max, or Blender.
2. Create a new mesh with a lower polygon count that matches the overall shape of the high-resolution mesh.
3. Use various modeling tools such as edge loops, extrusions, and snap tools to match the topology of the new mesh to the high-resolution mesh.
4. Ensure that the new mesh has proper edge flow and topology for animation and deformation purposes.
5. Add additional details such as wrinkles, creases, and muscle definition using sculpting tools or texture painting techniques.
6. UV unwrap the new mesh to prepare it for texturing.
7. Bake the high-resolution mesh details onto the new mesh using a normal map or displacement map.
8. Export the retopologized mesh for use in animation, rigging, and rendering.

The retopology process can be time-consuming, but it is essential for creating optimized and efficient 3D characters. By reducing the polygon count of a high-resolution mesh, the resulting mesh is easier to work with and can be animated and rendered more efficiently.