Method

CoglProgramset_uniform_float

deprecated: 1.16 

Declaration [src] 

void
cogl_program_set_uniform_float (
  CoglProgram* program,
  int uniform_location,
  int n_components,
  int count,
  const float* value
)

Description [src]

Changes the value of a float vector uniform, or uniform array for the given linked program.

Deprecated since: 1.16

Use CoglSnippet api instead.

Parameters

uniform_location

Type: int

The uniform location retrieved from cogl_program_get_uniform_location().

n_components

Type: int

The number of components for the uniform. For example with glsl you’d use 3 for a vec3 or 4 for a vec4.

count

Type: int

For uniform arrays this is the array length otherwise just pass 1.

value

Type: An array of float

The new value of the uniform[s].

The length of the array is specified in the count argument.
The data is owned by the caller of the method.