PicaDataFragLightEnvFresnel Enumerated Type

Syntax

enum PicaDataFragLightEnvFresnel;

Value

Value Description
PICA_DATA_FRAG_LIGHT_ENV_NO_FRESNEL The alpha component of the primary color and the secondary color remain unchanged as 1.0.
PICA_DATA_FRAG_LIGHT_ENV_PRI_ALPHA_FRESNEL The alpha component of the primary color is replaced by Fr.
PICA_DATA_FRAG_LIGHT_ENV_SEC_ALPHA_FRESNEL The alpha component of the secondary color is replaced by Fr.
PICA_DATA_FRAG_LIGHT_ENV_PRI_SEC_ALPHA_FRESNEL The alpha component of the both the primary color and the secondary color are replaced by Fr.

Description

Used for the PICA_REG_FRAG_LIGHT_FUNC_MODE register (0x1c3[3:2]), which is used for setting the Fresnel factor for fragment lighting. This corresponds to setting the dmp_LightEnv.fresnelSelector uniform.

Revision History

2010/09/27
Initial version.

CONFIDENTIAL