main.py

# Simple render to texture
node = loader.loadModel("panda")
 
depthtex = Texture('depth')
depthtex.set_clear(1.0)

colortex = Texture('color')
colortex.set_clear((0, 0, 0, 1))

normaltex = Texture('normal')
normaltex.set_clear((0.5, 0.5, 0.5))

node.add_render_target(depthtex)
node.add_render_target(colortex)
node.add_render_target(normaltex)
node.set_shader_input(mainTarget, "test", 1.0)

# Postprocessing
post_card = base.aspect2d.attach_new_node(myCardGeometry)
post_card.set_shader_input("colortex", colortex)
post_card.set_shader_input("normaltex", normaltex)
post_card.set_shader_input("depthttex", depthtex)

# Exclude some node from the normal buffer
# This target collection can be used multiple times
noNormalsTarget = TargetCollection(mainTarget)
noNormalsTarget.removeTarget(normaltarget)

noNormalsNode.set_render_target(noNormalsTarget)