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75 lines
2.2 KiB
Python
75 lines
2.2 KiB
Python
from panda3d import core
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# Some dummy lights we can use for our light attributes.
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spot = core.NodePath(core.Spotlight("spot"))
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point = core.NodePath(core.PointLight("point"))
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ambient = core.NodePath(core.AmbientLight("ambient"))
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def test_lightattrib_compose_add():
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# Tests a case in which a child node adds another light.
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lattr1 = core.LightAttrib.make()
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lattr1 = lattr1.add_on_light(spot)
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lattr2 = core.LightAttrib.make()
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lattr2 = lattr2.add_on_light(point)
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lattr3 = lattr1.compose(lattr2)
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assert lattr3.get_num_on_lights() == 2
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assert spot in lattr3.on_lights
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assert point in lattr3.on_lights
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def test_lightattrib_compose_subtract():
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# Tests a case in which a child node disables a light.
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lattr1 = core.LightAttrib.make()
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lattr1 = lattr1.add_on_light(spot)
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lattr1 = lattr1.add_on_light(point)
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lattr2 = core.LightAttrib.make()
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lattr2 = lattr2.add_off_light(ambient)
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lattr2 = lattr2.add_off_light(point)
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lattr3 = lattr1.compose(lattr2)
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assert lattr3.get_num_on_lights() == 1
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assert spot in lattr3.on_lights
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assert point not in lattr3.on_lights
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assert ambient not in lattr3.on_lights
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def test_lightattrib_compose_both():
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# Tests a case in which a child node both enables and disables a light.
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lattr1 = core.LightAttrib.make()
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lattr1 = lattr1.add_on_light(spot)
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lattr1 = lattr1.add_on_light(point)
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lattr2 = core.LightAttrib.make()
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lattr2 = lattr2.add_on_light(ambient)
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lattr2 = lattr2.add_on_light(spot)
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lattr2 = lattr2.add_off_light(point)
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lattr3 = lattr1.compose(lattr2)
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assert lattr3.get_num_on_lights() == 2
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assert spot in lattr3.on_lights
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assert point not in lattr3.on_lights
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assert ambient in lattr3.on_lights
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def test_lightattrib_compose_alloff():
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# Tests a case in which a child node disables all lights.
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lattr1 = core.LightAttrib.make()
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lattr1 = lattr1.add_on_light(spot)
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lattr1 = lattr1.add_on_light(point)
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assert lattr1.get_num_on_lights() == 2
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lattr2 = core.LightAttrib.make_all_off()
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assert lattr2.has_all_off()
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lattr3 = lattr1.compose(lattr2)
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assert lattr3.get_num_on_lights() == 0
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assert lattr3.get_num_off_lights() == 0
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assert lattr3.has_all_off()
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