Disc environment¶
Description¶
This environment illuminates the scene from an infinitely distant uniform disc defined by its angular radius and radiance. This can model for instance sun illumination outside the atmosphere.
Children Nodes¶
Radiance spectrum inside the disc’s radius |
Parameters¶
name |
type |
description |
---|---|---|
direction |
vec3 |
The disc center direction |
radius |
real |
The disc angular radius in degrees |
Ocean XML 3.0 example¶
<environment type="disc" name="disc">
<prm direction="0.839081 -0.427533 0.336392"/>
<prm radius="2.5"/>
<spectrum type="blackbody" name="spectrum" temp="6500" gain="1"/>
</environment>