3. DirLight Area

The DirLight area describes data related to one type of directional light. The DirLight area is mapped as follows.

u32	dir_light_tag
u32	this_dir_light_index
u32	dir_light_size
float	dir_color_r
float	dir_color_g
float	dir_color_b
float	dir_x
float	dir_y
float	dir_z

Figure: DirLight Area Memory Map
When LIGHT_TYPE_DIRECTION is specified

u32	dir_light_tag
u32	this_dir_light_index
u32	dir_light_size
float	dir_color_r
float	dir_color_g
float	dir_color_b
float	pos_x
float	pos_y
float	pos_z
float	dir_a1
float	dir_a2

Figure: DirLight Area Memory Map
When LIGHT_TYPE_POSITION is specified

u32 dir_light_tag	Tag indicating DirLight. Set the following, depending on the type of light specified. TAG_DIR_LIGHT_DIRECTION 0x000f0101 TAG_DIR_LIGHT_POSITION 0x000f0102
u32 this_dir_light_index	Index number of this DirLight
u32 dir_light_size	Size of this DirLight
float dir_color_r	Red component of directional light color
float dir_color_g	Green component of directional light color
float dir_color_b	Blue component of directional light color
float dir_x	X component of Diffuse light
float dir_y	Y component of Diffuse light
float dir_z	Z component of Diffuse light
float pos_x	X coordinate (absolute coordinate) of Positional light
float pos_y	Y coordinate (absolute coordinate) of Positional light
float pos_z	Z coordinate (absolute coordinate) of Positional light
float dir_a1	Decrement of Positional light 1
float dir_a2	Decrement of Positional light 2