/////////////////////////////////////////////////////////
//
// slideSquares
//
/////////////////////////////////////////////////////////
// Constructor
//
/////////////////////////////////////////////////////////
slideSquares :: slideSquares(t_floatarg width, t_floatarg height)
: GemShape(width), m_height(height)
{
if (m_height == 0.f)
m_height = 1.f;
// the height inlet
m_inletH = inlet_new(this->x_obj, &this->x_obj->ob_pd, &s_float, gensym("Ht"));
slide_init();
}
int main()
{
if (mraa_init() != MRAA_SUCCESS)
{
perror("Failed to initialize mraa\n");
return -1;
}
signal(SIGINT, sig_handler);
//! [Interesting]
// Instantiate a slide sensor on analog pin A0
slide_context sensor = slide_init(0);
if (!sensor)
{
printf("slide_init() failed.\n");
return -1;
}
// Set the aref, scale, and offset
slide_set_aref(sensor, 5.0);
slide_set_scale(sensor, 1.0);
slide_set_offset(sensor, -.1);
printf("aRef: %0.03f scale: %0.03f offset: %0.03f\n\n",
slide_get_aref(sensor),
slide_get_scale(sensor),
slide_get_offset(sensor));
// Every half a second, sample the sensor output
while (shouldRun)
{
float normalized = 0.0;
float raw_volts = 0.0;
float volts = 0.0;
slide_get_normalized(sensor, &normalized);
slide_get_raw_volts(sensor, &raw_volts);
slide_get_volts(sensor, &volts);
printf("Normalized output: %0.03f, raw slide sensor output: %0.03f v "
"adjusted output: %0.03f v\n", normalized, raw_volts, volts);
upm_delay_ms(500);
}
//! [Interesting]
printf("Exiting\n");
slide_close(sensor);
return 0;
}
/////////////////////////////////////////////////////////
//
// slideSquares
//
/////////////////////////////////////////////////////////
// Constructor
//
/////////////////////////////////////////////////////////
slideSquares :: slideSquares(t_floatarg width, t_floatarg height)
: GemShape(width), m_height(height)
{
if (m_height == 0.f) {
m_height = 1.f;
}
// the height inlet
m_inletH = inlet_new(this->x_obj, &this->x_obj->ob_pd, &s_float,
gensym("Ht"));
slide_init();
m_drawTypes.clear();
m_drawTypes["default"]=GL_DEFAULT_GEM;
m_drawTypes["point"]=GL_POINTS;
m_drawTypes["points"]=GL_POINTS;
m_drawTypes["line"]=GL_LINE_LOOP;
m_drawTypes["fill"]=GL_QUADS;
}