Depth Calculations

Files
file	mic3d.h

Functions
int32_t	depth_value_normalize (fix16_t z)
	Normalize the Z value relative to the sort depth set by.
int16_t	depth_min_calculate (const int16_t *z_values)
	Given 4 z_values, calculate the unnormalized Z value closest to the camera.
int16_t	depth_max_calculate (const int16_t *z_values)
	Given 4 z_values, calculate the unnormalized Z value furthest from the camera.
int16_t	depth_center_calculate (const int16_t *z_values)
	Give 4 z_values, calculate the center Z point.

Detailed Description

Function Documentation

depth_value_normalize()

int32_t depth_value_normalize

(

fix16_t

z

)

Normalize the Z value relative to the sort depth set by.

See also

render_sort_depth_set.

Parameters

z

Returns

Normalized Z depth from 0 to sort depth.

depth_min_calculate()

int16_t depth_min_calculate

(

const int16_t *

z_values

)

Given 4 z_values, calculate the unnormalized Z value closest to the camera.

Parameters

[in]

z_values

Returns

The closest unnormalized Z value to the camera.

depth_max_calculate()

int16_t depth_max_calculate

(

const int16_t *

z_values

)

Given 4 z_values, calculate the unnormalized Z value furthest from the camera.

Parameters

[in]

z_values

Returns

The furtherst unnormalized Z value from the camera.

depth_center_calculate()

int16_t depth_center_calculate

(

const int16_t *

z_values

)

Give 4 z_values, calculate the center Z point.

Parameters

[in]

z_values

Returns

The unnormalized center Z point.