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Lighting State Variables

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GL\_LIGHTING
Property Value
Description: True if lighting is enabled
Attribute group: lighting/enable
Initial value: GL_FALSE
Get command: glIsEnabled

 

GL\_COLOR\_MATERIAL
Property Value
Description: True if color tracking is enabled
Attribute group: lighting
Initial value: GL_FALSE
Get command: glIsEnabled

 

GL\_COLOR\_MATERIAL\_PARAMETER
Property Value
Description: Material properties tracking current color
Attribute group: lighting
Initial value: GL_AMBIENT_AND_DIFFUSE
Get command: glGetIntegerv

 

GL\_COLOR\_MATERIAL\_FACE
Property Value
Description: Faces affected by color tracking
Attribute group: lighting
Initial value: GL_FRONT_AND_BACK
Get command: glGetIntegerv

 

GL\_AMBIENT
Property Value
Description: Ambient material color
Attribute group: lighting
Initial value: (0.2,0.2,0.2,1.0)
Get command: glGetMaterialfv

 

GL\_DIFFUSE
Property Value
Description: Diffuse material color
Attribute group: lighting
Initial value: (0.8,0.8,0.8,1.0)
Get command: glGetMaterialfv

 

GL\_SPECULAR
Property Value
Description: Specular material color
Attribute group: lighting
Initial value: (0.0,0.0,0.0,1.0)
Get command: glGetMaterialfv

 

GL\_EMISSION
Property Value
Description: Emissive material color
Attribute group: lighting
Initial value: (0.0,0.0,0.0,1.0)
Get command: glGetMaterialfv

 

GL\_SHININESS
Property Value
Description: Specular exponent of material
Attribute group: lighting
Initial value: 0.0
Get command: glGetMaterialfv

 

GL\_LIGHT\_MODEL\_AMBIENT
Property Value
Description: Ambient scene color
Attribute group: lighting
Initial value: (0.2,0.2,0.2,1.0)
Get command: glGetFloatv

 

GL\_LIGHT\_MODEL\_LOCAL\_VIEWER
Property Value
Description: Viewer is local
Attribute group: lighting
Initial value: GL_FALSE
Get command: glGetBooleanv

 

GL\_LIGHT\_MODEL\_TWO\_SIDE
Property Value
Description: Use two-sided lighting
Attribute group: lighting
Initial value: GL_FALSE
Get command: glGetBooleanv

 

GL\_AMBIENT
Property Value
Description: Ambient intensity of light i
Attribute group: lighting
Initial value: (0.0,0.0,0.0,1.0)
Get command: glGetLightfv

 

GL\_DIFFUSE
Property Value
Description: Diffuse intensity of light i
Attribute group: lighting
Initial value:
Get command: glGetLightfv

 

GL\_SPECULAR
Property Value
Description: Specular intensity of light i
Attribute group: lighting
Initial value:
Get command: glGetLightfv

 

GL\_POSITION
Property Value
Description: Position of light i
Attribute group: lighting
Initial value: (0.0,0.0,1.0,0.0)
Get command: glGetLightfv

 

GL\_CONSTANT\_ATTENUATION
Property Value
Description: Constant attenuation factor
Attribute group: lighting
Initial value: 1.0
Get command: glGetLightfv

 

GL\_LINEAR\_ATTENUATION
Property Value
Description: Linear attenuation factor
Attribute group: lighting
Initial value: 0.0
Get command: glGetLightfv

 

GL\_QUADRATIC\_ATTENUATION
Property Value
Description: Quadratic attenuation factor
Attribute group: lighting
Initial value: 0.0
Get command: glGetLightfv

 

GL\_SPOT\_DIRECTION
Property Value
Description: Spotlight direction of light i
Attribute group: lighting
Initial value: (0.0,0.0,-1.0)
Get command: glGetLightfv

 

GL\_SPOT\_EXPONENT
Property Value
Description: Spotlight exponent of light i
Attribute group: lighting
Initial value: 0.0
Get command: glGetLightfv

 

GL\_SPOT\_CUTOFF
Property Value
Description: Spotlight angle of light i
Attribute group: lighting
Initial value: 180.0
Get command: glGetLightfv

 

GL\_LIGHT *i*
Property Value
Description: True if light i enabled
Attribute group: lighting/enable
Initial value: GL_FALSE
Get command: glIsEnabled

 

GL\_COLOR\_INDEXES
Property Value
Description: C (a), C (d), and C (s) for color-index lighting
Attribute group: lighting/enable
Initial value: 0,1,1
Get command: glGetFloatv