> # NAME

> LightDirection - 3D API light direction

> # USAGE

> LightDirection[i] = float4(x, y, z, w)

> # VALID ENUMERANTS

> x, y, z, w: floating point values

> # DESCRIPTION

> Specify the lights direction. See the GL_SPOT_DIRECTION description on the OpenGL glLight manual page for details. See the Direction member of the D3DLIGHT9 argument to IDirect3DDevice9::SetLight method.

> The standard reset callback sets the LightDirection[i] state to float4(0, 0, -1, 1).

> # OPENGL FUNCTIONALITY REQUIREMENTS

> OpenGL 1.0

> # DIRECT3D FUNCTIONALITY REQUIREMENTS

> DirectX 9

> # SEE ALSO

> LightAmbient, LightAttenuation0, LightAttenuation1, LightAttenuation2, LightConstantAttenuation, LightDiffuse, LightEnable, LightFalloff, LightLinearAttenuation, LightModelAmbient, LightModelColorControl, LightModelLocalViewerEnable, LightModelTwoSideEnable, LightPhi, LightPosition, LightQuadraticAttenuation, LightRange, LightSpecular, LightSpotCutoff, LightSpotDirection, LightSpotExponent, LightTheta, LightType, LightingEnable