static CoglBool
update_constants_cb (CoglPipeline *pipeline,
int layer_index,
void *user_data)
{
UpdateConstantsState *state = user_data;
CoglPipelineShaderState *shader_state = state->shader_state;
UnitState *unit_state = &shader_state->unit_state[state->unit++];
_COGL_GET_CONTEXT (ctx, FALSE);
if (unit_state->has_combine_constant &&
(state->update_all || unit_state->dirty_combine_constant))
{
float constant[4];
_cogl_pipeline_get_layer_combine_constant (pipeline,
layer_index,
constant);
GE (ctx, glProgramLocalParameter4fv (GL_FRAGMENT_PROGRAM_ARB,
unit_state->constant_id,
constant));
unit_state->dirty_combine_constant = FALSE;
}
return TRUE;
}
static void
_cogl_program_flush_uniform_arbfp (GLint location,
CoglBoxedValue *value)
{
_COGL_GET_CONTEXT (ctx, NO_RETVAL);
if (value->type != COGL_BOXED_NONE)
{
g_return_if_fail (value->type == COGL_BOXED_FLOAT);
g_return_if_fail (value->size == 4);
g_return_if_fail (value->count == 1);
GE( ctx, glProgramLocalParameter4fv (GL_FRAGMENT_PROGRAM_ARB, location,
value->v.float_value) );
}
}
