Friday, October 15, 2010

Production of realistic leaves with Maya


Final results shown below



Tutorial Difficulty Level: Intermediate

1. First of all, meet their needs to find a leaf, the best is pretty complete, and then scanned or photographed with a digital camera, the positive and negative, the best three million pixels or more.

The leaves into photoshop, effect is color. One of them as a model reference format; also used to map, note the positive and negative color difference between the leaves, the picture format size, the best preserved best.



2. Open maya replace to top View View> Camera Attribute Editor opens camera properties to find Environment> Image Plane click Create in the imagePlan> Image Plane Attributes> Image Name the folder into the right side of the leaves of the model reference image.

Remove Grid Show> Gril remove check symbols.









[Next]



3.Create> Polygon Primitives> Cube build a multi-party co-deformation, according to the ratio of leaf size adjustment, leaf thickness point of appropriate amplification.



4.Edit Polygons> Cut Face Tool classified according to the structure of leaf leaves line the main structure.



5. Select the area between the leaves and petioles Edit polygons> Extrude Face (Figure squeeze out a face, select the area to keep key press G to continue to squeeze the petiole.





6. Select Edit polygons> Split Polyon Tool to draw the structure of the leaves, pay attention to the structure in place to facilitate accurate mapping later.







[Next]



7. The right choice model leaves the cursor in front edge of a side and then click on the leaf margin Edit polygons> Selection> Select Contiguous Edges

Select an edge (if you installed the MJ Poly Tool can also use the MJ Poly Tool> Select Loop) pull the edge of the line width of the leaves.





8. And then adjust the leaf models, right-choice model against the leaves Face, and then select the row below the leaf surface, delete half of the face.



9. Deleted the history of maya Edit> Delete by Type> History. To continue to add lines to adjust, pay attention to the structure of the leaves to accurately place, a section of the vein of the bump will not be too obvious, the last received.







[Next]



10. Leaves around the front and bottom structure, like, Polygons> mirror Geomtry square icon on the right, check-Y. Mirroring the other half.



11. Model built up to the original reference picture deleted Window> Rendering Editors> Hypershade identify Cameras, delete the leaf image on the line.



12. Finally, the positive and negative adjustment of leaves of different details are.



13. Model built for the next step on the sub-uv. According to the characteristics of the leaves, leaves both the positive and negative is just a half, uv is also split into two parts.

Window> Rendering Editors> Hypershade to add a blinn leaf material, double-click the Color blinn material leaves the right side of the square icon to add a hecker> plac2dTexture3> Repeat Uv 5, whether the concept of wiping leaves Uv stretch (or based on personal hobby look no further images to observe)







[Next]



14. Select leaves half of the face, to the leaf model of a plane projection.



15. Projection surface when attention to check the Y.



16. Window> uv Texture Editor uv editor window opens, right-facing leaf choice uv, press W key to pull leaves the side of the uv line.



17. Observe and adjust the leaves of uv, in the perspective to see the black and white checkered pattern for the leaves do not stretching, and then pulled the two leaves room for 0-1 inside.



18. Uv editor, select leaves uv, Polygons> uv Snapshot to start the uv line to save the picture to your computer.







[Next]



19. Modified Size size, which according to the actual need, but also save the path and format.



20. To save the uv into photoshop.



21. A new layer then scanned or photographed with a digital camera leaves the positive and negative uv into photoshop.
Uv image size to maintain constant, adjust the size and proportion of leaf size and uv, the best picture than the uv line leaves a large point, save the image.



22. Open maya select Window> Rendering Editors> Hypershade double blinn in Color on the right-Break Conntion interrupted the previous sub-uv black and white grid

Further improve the texture into photoshop to give the leaves of the model.



23. Then if we find where the partial map, and then adjust the uv.






[Next]

24. Select the leaf model Polgons> Smooth to the right of the box configuration election Smooth UVs.



25. Finalization










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