WoW:API Model SetLight: Difference between revisions

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(Added default value for "omni" parameter, and clarified the use of dir-vector.)
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* enabled: '''number''' - appears to be 1 for lit and 0 for unlit
* enabled: '''number''' - appears to be 1 for lit and 0 for unlit
* omni: '''number''' - ??
* omni: '''number''' - ?? (default of 0)
* dirX, dirY, dirZ: '''number'''s - vector from the origin to position of the light source
* dirX, dirY, dirZ: '''number'''s - vector from the origin to where the light source should face
* ambIntensity: '''number''' - intensity of the ambient component of the light source
* ambIntensity: '''number''' - intensity of the ambient component of the light source
* ambR, ambG, ambB: '''number'''s - color of the ambient component of the light source
* ambR, ambG, ambB: '''number'''s - color of the ambient component of the light source
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:It seems that the direct component only influences the specularity.
:It seems that the direct component only influences the specularity.


:The dir-vector is probably only used to determine the direction of the light source, its distance from the mesh seems to be constant.
:The dir-vector is only used to determine the direction that the light source faces; its distance from the mesh does not affect the light level.

Revision as of 18:23, 4 August 2008

Widget API ← Model < SetLight


Example
myModel:SetLight(1, 0, 0, -0.707, -0.707, 0.7, 1.0, 1.0, 1.0, 0.8, 1.0, 1.0, 0.8);

Model:SetLight(enabled[,omni,dirX,dirY,dirZ,ambIntensity[,ambR,ambG,ambB[,dirIntensity[,dirR,dirG,dirB]]]])]]



Arguments
  • enabled: number - appears to be 1 for lit and 0 for unlit
  • omni: number - ?? (default of 0)
  • dirX, dirY, dirZ: numbers - vector from the origin to where the light source should face
  • ambIntensity: number - intensity of the ambient component of the light source
  • ambR, ambG, ambB: numbers - color of the ambient component of the light source
  • dirIntensity: number - intensity of the direct component of the light source
  • dirR, dirG, dirB: numbers - color of the direct component of the light source

Details
It seems that the direct component only influences the specularity.
The dir-vector is only used to determine the direction that the light source faces; its distance from the mesh does not affect the light level.