1. Export Textures from Substance Painter
Open Substance Painter. Continue with the previous part of the tutorial series, Go to File > Export Textures.
the file path (set to the Maya project sourceimages folder), change the textures
format that you prefer. Then go to Configuration tab.
on the + symbol to add a presets.
on RGB to add a new output map.
and drop Base Color from the right to RGB and select RGB Channels from the
drop down menu.
Rename the output map to magpiecart_diffuse_$textureSet ($textureSet = 1001, 1002, 1003,….).
another output map by adding RGB+A, drag Roughness from the right panel
into RGB > dropdown menu > Gray Channel.
and drop again Roughness into A > dropdown menu > A Channel.
Step 7-8 for Metallic textures.
another RGB for normal map, but I'll be using Normal OpenGL.
to Export tab, change the config to the presets that you created earlier, then Export.
2. Shader & Materials in Maya
Open the Maya file and open Hypershade. Create a aiStandardSurface from Arnold tab.
Open Base drop down menu, change the value of Weight to 1.0, click on the checker box icon beside base colour, then select File.
Click on the folder icon beside Image Name, then select the first diffuse map texture.
the UV Tiling Mode to UDIM (Mari). This generates the other diffuse map
to material, click on the checker box beside Specular Roughness and select
the roughness map and change to UDIM (Mari). Change the Color Space to Raw.
steps for Metalness.
anaiNormalMap from Arnold tab.
on the checker box beside input and select File, choose the normal map
texture and change to UDIM (Mari) and Raw.
the normal node to material by clicking the dot from Out Value to Normal
all the object from the Outliner (except glass), right click on the material
and select Assign Material To Viewport Selection.
another aiStandardSurface and click on the Presets > Frosted Glass
> Replace. Then assign it to glass object.
a light by go to Arnold > Lights > Skydome Light.
Tick Use Color Temperature, increase the temperature to a colder colour. Increase
Exposure to 1.0.
Test the render in the render view. The metallic part looks odd. You'll need to change the
to Hypershade, select both material and shading engine, Go to Edit >
Duplicate > With Connections to Network.
Select the duplicated material, reduce the base weight value. Assign to all the metallic object.
Conduct the test
render again. There is no specular, because the skydome light can not cast
Go to Create
> Lights > Spot Light.
the position of the spot light.
the settings of the spot light, increase the intensity and exposure, change the
temperature to warm color to create contrast.
Conduct the test render again.
For the gem stone, we need to add some transmission, so repeat Step 16. Unlink the metalness, diffuse and roughness.
Change Transmission weight to 1.0 and link
Diffuse into Transmission Color.
another spot light at the opposite side, adjust the settings.
looks fine now.
Create a large plane as background, you need it to capture the shadow and reflections of the cart.
a new material, increase the metalness and roughness value.
Conduct the test
render again. You'll see it produced some noise.
to render settings, change the resolution, and increase the Camera AA and
Conduct the test
render again. It looks fine for everything now.
Separate the background and magpie cart render, so that you can perform some
colour correction more easily. Select the plane, go to Shape and untick Primary
the full resolution for the magpie cart. Save the image as TGA.
back on the plane’s Primary Visibility, select all the magpie cart object and go to Windows > General Editors > Attribute Spread Sheet.
to Render tab, click on Primary Visibility, press 0 and Enter.
full resolution for the background, save the image as TGA.
Photoshop, copy the background into magpie cart.
to Channel, press Ctrl and left mouse click on the Alpha 1.
to layer, press Ctrl-J on the magpie cart layer, drag the new layer to the
Create a new layer and fill a very light colour, select the background layer, change to multiply.
Touch up the background layer. Press Ctrl-M to adjust the colour of Magpie Cart and we are done!