static void
rgb_receiver(void *data, uint32_t id, struct sol_blob *message)
{
struct sol_flow_node *node = data;
sol_flow_send_rgb_packet(node,
SOL_FLOW_NODE_TYPE_IPM_RGB_READER__OUT__OUT, message->mem);
sol_blob_unref(message);
}
/*
*----------------------- rgb --------------------------
*/
static void
rgb_read_data(void *data, int fd)
{
struct unix_socket_data *mdata = data;
struct sol_rgb rgb;
if (FILL_BUFFER(fd, rgb) < 0)
return;
sol_flow_send_rgb_packet(mdata->node,
SOL_FLOW_NODE_TYPE_UNIX_SOCKET_RGB_READER__OUT__OUT, &rgb);
}
static int
constant_rgb_open(struct sol_flow_node *node, void *data, const struct sol_flow_node_options *options)
{
const struct sol_flow_node_type_constant_rgb_options *opts;
SOL_FLOW_NODE_OPTIONS_SUB_API_CHECK(options,
SOL_FLOW_NODE_TYPE_CONSTANT_RGB_OPTIONS_API_VERSION, -EINVAL);
opts = (const struct sol_flow_node_type_constant_rgb_options *)options;
return sol_flow_send_rgb_packet(node,
SOL_FLOW_NODE_TYPE_CONSTANT_RGB__OUT__OUT, &opts->value);
}
static void
on_value_changed(GtkWidget *widget, gpointer data)
{
GdkRGBA rgba;
uint8_t red, green, blue;
struct gtk_common_data *mdata = data;
struct sol_rgb color;
red = gtk_spin_button_get_value_as_int
(GTK_SPIN_BUTTON(g_object_get_data
(G_OBJECT(mdata->widget), "spin_r")));
green = gtk_spin_button_get_value_as_int
(GTK_SPIN_BUTTON(g_object_get_data
(G_OBJECT(mdata->widget), "spin_g")));
blue = gtk_spin_button_get_value_as_int
(GTK_SPIN_BUTTON(g_object_get_data
(G_OBJECT(mdata->widget), "spin_b")));
rgba.red = (gdouble)red / COLOR_VALUE_MAX;
rgba.green = (gdouble)green / COLOR_VALUE_MAX;
rgba.blue = (gdouble)blue / COLOR_VALUE_MAX;
rgba.alpha = 1.0;
gtk_color_chooser_set_rgba
(GTK_COLOR_CHOOSER(g_object_get_data(G_OBJECT(mdata->widget),
"rgb_button")), &rgba);
color.red = red;
color.red_max = COLOR_VALUE_MAX;
color.green = green;
color.green_max = COLOR_VALUE_MAX;
color.blue = blue;
color.blue_max = COLOR_VALUE_MAX;
sol_flow_send_rgb_packet(mdata->node,
SOL_FLOW_NODE_TYPE_GTK_RGB_EDITOR__OUT__OUT,
&color);
}
static void
iio_direction_vector_reader_cb(void *data, struct sol_iio_device *device)
{
static const char *errmsg = "Could not read channel buffer values";
struct sol_flow_node *node = data;
struct iio_direction_vector_data *mdata = sol_flow_node_get_private_data(node);
struct sol_direction_vector out = {
.min = mdata->iio_base.out_range.min,
.max = mdata->iio_base.out_range.max
};
int r;
struct iio_node_type *type;
type = (struct iio_node_type *)sol_flow_node_get_type(node);
r = sol_iio_read_channel_value(mdata->channel_x, &out.x);
SOL_INT_CHECK_GOTO(r, < 0, error);
r = sol_iio_read_channel_value(mdata->channel_y, &out.y);
SOL_INT_CHECK_GOTO(r, < 0, error);
r = sol_iio_read_channel_value(mdata->channel_z, &out.z);
SOL_INT_CHECK_GOTO(r, < 0, error);
sol_flow_send_direction_vector_packet(node, type->out_port, &out);
return;
error:
sol_flow_send_error_packet_str(node, EIO, errmsg);
SOL_WRN("%s", errmsg);
}
static void
iio_double_reader_cb(void *data, struct sol_iio_device *device)
{
static const char *errmsg = "Could not read channel buffer values";
struct sol_flow_node *node = data;
struct iio_double_data *mdata = sol_flow_node_get_private_data(node);
struct sol_drange out = {
.min = mdata->iio_base.out_range.min,
.max = mdata->iio_base.out_range.max,
.step = mdata->iio_base.out_range.step
};
int r;
struct iio_node_type *type;
type = (struct iio_node_type *)sol_flow_node_get_type(node);
r = sol_iio_read_channel_value(mdata->channel_val, &out.val);
SOL_INT_CHECK_GOTO(r, < 0, error);
sol_flow_send_drange_value_packet(node, type->out_port, out.val);
return;
error:
sol_flow_send_error_packet_str(node, EIO, errmsg);
SOL_WRN("%s", errmsg);
}
static void
iio_color_reader_cb(void *data, struct sol_iio_device *device)
{
static const char *errmsg = "Could not read channel buffer values";
struct sol_flow_node *node = data;
struct iio_color_data *mdata = sol_flow_node_get_private_data(node);
struct sol_rgb out = {
.red_max = mdata->iio_base.out_range.max,
.green_max = mdata->iio_base.out_range.max,
.blue_max = mdata->iio_base.out_range.max
};
double tmp;
int r;
struct iio_node_type *type;
type = (struct iio_node_type *)sol_flow_node_get_type(node);
r = sol_iio_read_channel_value(mdata->channel_red, &tmp);
if (r < 0 || tmp < 0 || tmp > UINT32_MAX) goto error;
out.red = tmp;
r = sol_iio_read_channel_value(mdata->channel_green, &tmp);
if (r < 0 || tmp < 0 || tmp > UINT32_MAX) goto error;
out.green = tmp;
r = sol_iio_read_channel_value(mdata->channel_blue, &tmp);
if (r < 0 || tmp < 0 || tmp > UINT32_MAX) goto error;
out.blue = tmp;
sol_flow_send_rgb_packet(node, type->out_port, &out);
return;
error:
sol_flow_send_error_packet_str(node, EIO, errmsg);
SOL_WRN("%s", errmsg);
}
static bool
gyroscope_create_channels(struct iio_direction_vector_data *mdata, int device_id)
{
struct sol_iio_channel_config channel_config = SOL_IIO_CHANNEL_CONFIG_INIT;
mdata->iio_base.device = sol_iio_open(device_id, &mdata->iio_base.config);
SOL_NULL_CHECK(mdata->iio_base.device, false);
#define ADD_CHANNEL(_axis) \
if (!mdata->iio_base.use_device_default_scale) \
channel_config.scale = mdata->scale._axis; \
if (!mdata->iio_base.use_device_default_offset) \
channel_config.offset = mdata->offset._axis; \
mdata->channel_ ## _axis = sol_iio_add_channel(mdata->iio_base.device, "in_anglvel_" # _axis, &channel_config); \
SOL_NULL_CHECK_GOTO(mdata->channel_ ## _axis, error);
ADD_CHANNEL(x);
ADD_CHANNEL(y);
ADD_CHANNEL(z);
#undef ADD_CHANNEL
sol_iio_device_start_buffer(mdata->iio_base.device);
return true;
error:
SOL_WRN("Could not create iio/gyroscope node. Failed to open IIO device %d",
device_id);
sol_iio_close(mdata->iio_base.device);
return false;
}
static int
gyroscope_open(struct sol_flow_node *node, void *data, const struct sol_flow_node_options *options)
{
struct iio_direction_vector_data *mdata = data;
const struct sol_flow_node_type_iio_gyroscope_options *opts;
int device_id;
struct iio_node_type *type;
type = (struct iio_node_type *)sol_flow_node_get_type(node);
SOL_FLOW_NODE_OPTIONS_SUB_API_CHECK(options, SOL_FLOW_NODE_TYPE_IIO_GYROSCOPE_OPTIONS_API_VERSION,
-EINVAL);
opts = (const struct sol_flow_node_type_iio_gyroscope_options *)options;
mdata->iio_base.buffer_enabled = opts->buffer_size > -1;
SOL_SET_API_VERSION(mdata->iio_base.config.api_version = SOL_IIO_CONFIG_API_VERSION; )
if (opts->iio_trigger_name) {
mdata->iio_base.config.trigger_name = strdup(opts->iio_trigger_name);
SOL_NULL_CHECK(mdata->iio_base.config.trigger_name, -ENOMEM);
}
mdata->iio_base.config.buffer_size = opts->buffer_size;
mdata->iio_base.config.sampling_frequency = opts->sampling_frequency;
if (mdata->iio_base.buffer_enabled) {
mdata->iio_base.config.sol_iio_reader_cb = type->reader_cb;
mdata->iio_base.config.data = node;
}
mdata->iio_base.use_device_default_scale = opts->use_device_default_scale;
mdata->iio_base.use_device_default_offset = opts->use_device_default_offset;
mdata->scale = opts->scale;
mdata->offset = opts->offset;
mdata->iio_base.out_range = opts->out_range;
device_id = sol_iio_address_device(opts->iio_device);
if (device_id < 0) {
SOL_WRN("Could not create iio/gyroscope node. Failed to open IIO device %s",
opts->iio_device);
goto err;
}
if (!gyroscope_create_channels(mdata, device_id))
goto err;
return 0;
err:
free((char *)mdata->iio_base.config.trigger_name);
return -EINVAL;
}
static bool
magnet_create_channels(struct iio_direction_vector_data *mdata, int device_id)
{
struct sol_iio_channel_config channel_config = SOL_IIO_CHANNEL_CONFIG_INIT;
mdata->iio_base.device = sol_iio_open(device_id, &mdata->iio_base.config);
SOL_NULL_CHECK(mdata->iio_base.device, false);
#define ADD_CHANNEL(_axis) \
if (!mdata->iio_base.use_device_default_scale) \
channel_config.scale = mdata->scale._axis; \
if (!mdata->iio_base.use_device_default_offset) \
channel_config.offset = mdata->offset._axis; \
mdata->channel_ ## _axis = sol_iio_add_channel(mdata->iio_base.device, "in_magn_" # _axis, &channel_config); \
SOL_NULL_CHECK_GOTO(mdata->channel_ ## _axis, error);
ADD_CHANNEL(x);
ADD_CHANNEL(y);
ADD_CHANNEL(z);
#undef ADD_CHANNEL
sol_iio_device_start_buffer(mdata->iio_base.device);
return true;
error:
SOL_WRN("Could not create iio/magnet node. Failed to open IIO device %d",
device_id);
sol_iio_close(mdata->iio_base.device);
return false;
}
static int
magnet_open(struct sol_flow_node *node, void *data, const struct sol_flow_node_options *options)
{
struct iio_direction_vector_data *mdata = data;
const struct sol_flow_node_type_iio_magnetometer_options *opts;
int device_id;
struct iio_node_type *type;
type = (struct iio_node_type *)sol_flow_node_get_type(node);
SOL_FLOW_NODE_OPTIONS_SUB_API_CHECK(options, SOL_FLOW_NODE_TYPE_IIO_MAGNETOMETER_OPTIONS_API_VERSION,
-EINVAL);
opts = (const struct sol_flow_node_type_iio_magnetometer_options *)options;
mdata->iio_base.buffer_enabled = opts->buffer_size > -1;
SOL_SET_API_VERSION(mdata->iio_base.config.api_version = SOL_IIO_CONFIG_API_VERSION; )
if (opts->iio_trigger_name) {
mdata->iio_base.config.trigger_name = strdup(opts->iio_trigger_name);
SOL_NULL_CHECK(mdata->iio_base.config.trigger_name, -ENOMEM);
}
mdata->iio_base.config.buffer_size = opts->buffer_size;
mdata->iio_base.config.sampling_frequency = opts->sampling_frequency;
if (mdata->iio_base.buffer_enabled) {
mdata->iio_base.config.sol_iio_reader_cb = type->reader_cb;
mdata->iio_base.config.data = node;
}
mdata->iio_base.use_device_default_scale = opts->use_device_default_scale;
mdata->iio_base.use_device_default_offset = opts->use_device_default_offset;
mdata->scale = opts->scale;
mdata->offset = opts->offset;
mdata->iio_base.out_range = opts->out_range;
device_id = sol_iio_address_device(opts->iio_device);
if (device_id < 0) {
SOL_WRN("Could not create iio/magnet node. Failed to open IIO device %s",
opts->iio_device);
goto err;
}
if (!magnet_create_channels(mdata, device_id))
goto err;
return 0;
err:
free((char *)mdata->iio_base.config.trigger_name);
return -EINVAL;
}
static bool
temp_create_channels(struct iio_double_data *mdata, int device_id)
{
struct sol_iio_channel_config channel_config = SOL_IIO_CHANNEL_CONFIG_INIT;
mdata->iio_base.device = sol_iio_open(device_id, &mdata->iio_base.config);
SOL_NULL_CHECK(mdata->iio_base.device, false);
#define ADD_CHANNEL(_val) \
if (!mdata->iio_base.use_device_default_scale) \
channel_config.scale = mdata->scale; \
if (!mdata->iio_base.use_device_default_offset) \
channel_config.offset = mdata->offset; \
mdata->channel_ ## _val = sol_iio_add_channel(mdata->iio_base.device, "in_temp", &channel_config); \
SOL_NULL_CHECK_GOTO(mdata->channel_ ## _val, error);
ADD_CHANNEL(val);
#undef ADD_CHANNEL
sol_iio_device_start_buffer(mdata->iio_base.device);
return true;
error:
SOL_WRN("Could not create iio/thermometer node. Failed to open"
" IIO device %d", device_id);
sol_iio_close(mdata->iio_base.device);
return false;
}
static int
temperature_open(struct sol_flow_node *node, void *data, const struct sol_flow_node_options *options)
{
struct iio_double_data *mdata = data;
const struct sol_flow_node_type_iio_thermometer_options *opts;
int device_id;
struct iio_node_type *type;
type = (struct iio_node_type *)sol_flow_node_get_type(node);
SOL_FLOW_NODE_OPTIONS_SUB_API_CHECK(options, SOL_FLOW_NODE_TYPE_IIO_THERMOMETER_OPTIONS_API_VERSION,
-EINVAL);
opts = (const struct sol_flow_node_type_iio_thermometer_options *)options;
mdata->iio_base.buffer_enabled = opts->buffer_size > -1;
SOL_SET_API_VERSION(mdata->iio_base.config.api_version = SOL_IIO_CONFIG_API_VERSION; )
if (opts->iio_trigger_name) {
mdata->iio_base.config.trigger_name = strdup(opts->iio_trigger_name);
SOL_NULL_CHECK(mdata->iio_base.config.trigger_name, -ENOMEM);
}
mdata->iio_base.config.buffer_size = opts->buffer_size;
mdata->iio_base.config.sampling_frequency = opts->sampling_frequency;
if (mdata->iio_base.buffer_enabled) {
mdata->iio_base.config.sol_iio_reader_cb = type->reader_cb;
mdata->iio_base.config.data = node;
}
mdata->iio_base.use_device_default_scale = opts->use_device_default_scale;
mdata->iio_base.use_device_default_offset = opts->use_device_default_offset;
mdata->scale = opts->scale;
mdata->offset = opts->offset;
mdata->iio_base.out_range = opts->out_range;
device_id = sol_iio_address_device(opts->iio_device);
if (device_id < 0) {
SOL_WRN("Could not create iio/thermometer node. Failed to"
" open IIO device %s", opts->iio_device);
goto err;
}
if (!temp_create_channels(mdata, device_id))
goto err;
return 0;
err:
free((char *)mdata->iio_base.config.trigger_name);
return -EINVAL;
}
static void
iio_direction_vector_reader_cb(void *data, struct sol_iio_device *device)
{
static const char *errmsg = "Could not read channel buffer values";
struct sol_flow_node *node = data;
struct iio_direction_vector_data *mdata = sol_flow_node_get_private_data(node);
struct sol_direction_vector out = {
.min = mdata->iio_base.out_range.min,
.max = mdata->iio_base.out_range.max
};
int r;
struct iio_node_type *type;
type = (struct iio_node_type *)sol_flow_node_get_type(node);
r = sol_iio_read_channel_value(mdata->channel_x, &out.x);
SOL_INT_CHECK_GOTO(r, < 0, error);
r = sol_iio_read_channel_value(mdata->channel_y, &out.y);
SOL_INT_CHECK_GOTO(r, < 0, error);
r = sol_iio_read_channel_value(mdata->channel_z, &out.z);
SOL_INT_CHECK_GOTO(r, < 0, error);
SOL_DBG("Before mount_calibration: %f-%f-%f", out.x, out.y, out.z);
// mount correction
sol_iio_mount_calibration(device, &out);
sol_flow_send_direction_vector_packet(node, type->out_port, &out);
return;
error:
sol_flow_send_error_packet_str(node, EIO, errmsg);
SOL_WRN("%s", errmsg);
}
static void
iio_double_reader_cb(void *data, struct sol_iio_device *device)
{
static const char *errmsg = "Could not read channel buffer values";
struct sol_flow_node *node = data;
struct iio_double_data *mdata = sol_flow_node_get_private_data(node);
struct sol_drange out = {
.min = mdata->iio_base.out_range.min,
.max = mdata->iio_base.out_range.max,
.step = mdata->iio_base.out_range.step
};
int r;
struct iio_node_type *type;
type = (struct iio_node_type *)sol_flow_node_get_type(node);
r = sol_iio_read_channel_value(mdata->channel_val, &out.val);
SOL_INT_CHECK_GOTO(r, < 0, error);
sol_flow_send_drange_value_packet(node, type->out_port, out.val);
return;
error:
sol_flow_send_error_packet_str(node, EIO, errmsg);
SOL_WRN("%s", errmsg);
}
static void
iio_color_reader_cb(void *data, struct sol_iio_device *device)
{
static const char *errmsg = "Could not read channel buffer values";
struct sol_flow_node *node = data;
struct iio_color_data *mdata = sol_flow_node_get_private_data(node);
struct sol_rgb out = {
.red_max = mdata->iio_base.out_range.max,
.green_max = mdata->iio_base.out_range.max,
.blue_max = mdata->iio_base.out_range.max
};
double tmp;
int r;
struct iio_node_type *type;
type = (struct iio_node_type *)sol_flow_node_get_type(node);
r = sol_iio_read_channel_value(mdata->channel_red, &tmp);
if (r < 0 || tmp < 0 || tmp > UINT32_MAX) goto error;
out.red = tmp;
r = sol_iio_read_channel_value(mdata->channel_green, &tmp);
if (r < 0 || tmp < 0 || tmp > UINT32_MAX) goto error;
out.green = tmp;
r = sol_iio_read_channel_value(mdata->channel_blue, &tmp);
if (r < 0 || tmp < 0 || tmp > UINT32_MAX) goto error;
out.blue = tmp;
sol_flow_send_rgb_packet(node, type->out_port, &out);
return;
error:
sol_flow_send_error_packet_str(node, EIO, errmsg);
SOL_WRN("%s", errmsg);
}
static bool
gyroscope_create_channels(struct iio_direction_vector_data *mdata, int device_id)
{
mdata->iio_base.device = sol_iio_open(device_id, &mdata->iio_base.config);
SOL_NULL_CHECK(mdata->iio_base.device, false);
mdata->channel_x = iio_add_channel(mdata->scale.x, mdata->offset.x, "in_anglvel_x", &mdata->iio_base);
SOL_NULL_CHECK_GOTO(mdata->channel_x, error);
mdata->channel_y = iio_add_channel(mdata->scale.y, mdata->offset.y, "in_anglvel_y", &mdata->iio_base);
SOL_NULL_CHECK_GOTO(mdata->channel_y, error);
mdata->channel_z = iio_add_channel(mdata->scale.z, mdata->offset.z, "in_anglvel_z", &mdata->iio_base);
SOL_NULL_CHECK_GOTO(mdata->channel_z, error);
sol_iio_device_start_buffer(mdata->iio_base.device);
return true;
error:
SOL_WRN("Could not create iio/gyroscope node. Failed to open IIO device %d",
device_id);
sol_iio_close(mdata->iio_base.device);
return false;
}
static int
gyroscope_open(struct sol_flow_node *node, void *data, const struct sol_flow_node_options *options)
{
struct iio_direction_vector_data *mdata = data;
const struct sol_flow_node_type_iio_gyroscope_options *opts;
int device_id, ret;
struct iio_node_type *type;
type = (struct iio_node_type *)sol_flow_node_get_type(node);
SOL_FLOW_NODE_OPTIONS_SUB_API_CHECK(options, SOL_FLOW_NODE_TYPE_IIO_GYROSCOPE_OPTIONS_API_VERSION,
-EINVAL);
opts = (const struct sol_flow_node_type_iio_gyroscope_options *)options;
mdata->iio_base.buffer_enabled = opts->buffer_size > -1;
SOL_SET_API_VERSION(mdata->iio_base.config.api_version = SOL_IIO_CONFIG_API_VERSION; )
if (opts->iio_trigger_name) {
mdata->iio_base.config.trigger_name = strdup(opts->iio_trigger_name);
SOL_NULL_CHECK(mdata->iio_base.config.trigger_name, -ENOMEM);
}
mdata->iio_base.config.buffer_size = opts->buffer_size;
mdata->iio_base.config.sampling_frequency = opts->sampling_frequency;
ret = snprintf(mdata->iio_base.config.sampling_frequency_name,
sizeof(mdata->iio_base.config.sampling_frequency_name), "%s", "in_anglvel_");
SOL_INT_CHECK_GOTO(ret, >= (int)sizeof(mdata->iio_base.config.sampling_frequency_name), err);
SOL_INT_CHECK_GOTO(ret, < 0, err);
if (mdata->iio_base.buffer_enabled) {
mdata->iio_base.config.sol_iio_reader_cb = type->reader_cb;
mdata->iio_base.config.data = node;
}
mdata->iio_base.use_device_default_scale = opts->use_device_default_scale;
mdata->iio_base.use_device_default_offset = opts->use_device_default_offset;
mdata->scale = opts->scale;
mdata->offset = opts->offset;
mdata->iio_base.out_range = opts->out_range;
device_id = sol_iio_address_device(opts->iio_device);
if (device_id < 0) {
SOL_WRN("Could not create iio/gyroscope node. Failed to open IIO device %s",
opts->iio_device);
goto err;
}
if (!gyroscope_create_channels(mdata, device_id))
goto err;
return 0;
err:
free((char *)mdata->iio_base.config.trigger_name);
return -EINVAL;
}
static bool
magnet_create_channels(struct iio_direction_vector_data *mdata, int device_id)
{
mdata->iio_base.device = sol_iio_open(device_id, &mdata->iio_base.config);
SOL_NULL_CHECK(mdata->iio_base.device, false);
mdata->channel_x = iio_add_channel(mdata->scale.x, mdata->offset.x, "in_magn_x", &mdata->iio_base);
SOL_NULL_CHECK_GOTO(mdata->channel_x, error);
mdata->channel_y = iio_add_channel(mdata->scale.y, mdata->offset.y, "in_magn_y", &mdata->iio_base);
SOL_NULL_CHECK_GOTO(mdata->channel_y, error);
mdata->channel_z = iio_add_channel(mdata->scale.z, mdata->offset.z, "in_magn_z", &mdata->iio_base);
SOL_NULL_CHECK_GOTO(mdata->channel_z, error);
sol_iio_device_start_buffer(mdata->iio_base.device);
return true;
error:
SOL_WRN("Could not create iio/magnet node. Failed to open IIO device %d",
device_id);
sol_iio_close(mdata->iio_base.device);
return false;
}
static void
color_reader_cb(void *data, struct sol_iio_device *device)
{
static const char *errmsg = "Could not read channel buffer values";
struct sol_flow_node *node = data;
struct color_data *mdata = sol_flow_node_get_private_data(node);
struct sol_rgb out = {
.red_max = mdata->out_range.max,
.green_max = mdata->out_range.max,
.blue_max = mdata->out_range.max
};
double tmp;
bool b;
b = sol_iio_read_channel_value(mdata->channel_red, &tmp);
if (!b || tmp < 0 || tmp > UINT32_MAX) goto error;
out.red = tmp;
b = sol_iio_read_channel_value(mdata->channel_green, &tmp);
if (!b || tmp < 0 || tmp > UINT32_MAX) goto error;
out.green = tmp;
b = sol_iio_read_channel_value(mdata->channel_blue, &tmp);
if (!b || tmp < 0 || tmp > UINT32_MAX) goto error;
out.blue = tmp;
sol_flow_send_rgb_packet(node,
SOL_FLOW_NODE_TYPE_IIO_COLOR_SENSOR__OUT__OUT, &out);
return;
error:
sol_flow_send_error_packet_str(node, EIO, errmsg);
SOL_WRN("%s", errmsg);
}
static bool
color_create_channels(struct color_data *mdata, int device_id)
{
struct sol_iio_channel_config channel_config = SOL_IIO_CHANNEL_CONFIG_INIT;
mdata->device = sol_iio_open(device_id, &mdata->config);
SOL_NULL_CHECK(mdata->device, false);
#define ADD_CHANNEL(_axis) \
if (!mdata->use_device_default_scale) \
channel_config.scale = mdata->scale; \
if (!mdata->use_device_default_offset) \
channel_config.offset = mdata->offset; \
mdata->channel_ ## _axis = sol_iio_add_channel(mdata->device, "in_intensity_" # _axis, &channel_config); \
SOL_NULL_CHECK_GOTO(mdata->channel_ ## _axis, error);
ADD_CHANNEL(red);
ADD_CHANNEL(green);
ADD_CHANNEL(blue);
#undef ADD_CHANNEL
sol_iio_device_start_buffer(mdata->device);
return true;
error:
SOL_WRN("Could not create iio/color-sensor node. Failed to open IIO"
" device %d", device_id);
sol_iio_close(mdata->device);
return false;
}
static int
color_open(struct sol_flow_node *node, void *data, const struct sol_flow_node_options *options)
{
struct color_data *mdata = data;
const struct sol_flow_node_type_iio_color_sensor_options *opts;
int device_id;
SOL_FLOW_NODE_OPTIONS_SUB_API_CHECK(options, SOL_FLOW_NODE_TYPE_IIO_COLOR_SENSOR_OPTIONS_API_VERSION,
-EINVAL);
opts = (const struct sol_flow_node_type_iio_color_sensor_options *)options;
mdata->buffer_enabled = opts->buffer_size > -1;
SOL_SET_API_VERSION(mdata->config.api_version = SOL_IIO_CONFIG_API_VERSION; )
if (opts->iio_trigger_name) {
mdata->config.trigger_name = strdup(opts->iio_trigger_name);
SOL_NULL_CHECK(mdata->config.trigger_name, -ENOMEM);
}
mdata->config.buffer_size = opts->buffer_size;
mdata->config.sampling_frequency = opts->sampling_frequency;
if (mdata->buffer_enabled) {
mdata->config.sol_iio_reader_cb = color_reader_cb;
mdata->config.data = node;
}
mdata->use_device_default_scale = opts->use_device_default_scale;
mdata->use_device_default_offset = opts->use_device_default_offset;
mdata->scale = opts->scale;
mdata->offset = opts->offset;
mdata->out_range = opts->out_range;
device_id = sol_iio_address_device(opts->iio_device);
if (device_id < 0) {
SOL_WRN("Could not create iio/color-sensor node. Failed to open"
" IIO device %s", opts->iio_device);
goto err;
}
if (!color_create_channels(mdata, device_id))
goto err;
return 0;
err:
free((char *)mdata->config.trigger_name);
return -EINVAL;
}