/*
* Copyright (C) 2011-2017 Karlsruhe Institute of Technology
*
* This file is part of Ufo.
*
* This library is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation, either
* version 3 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see .
*/
#include "config.h"
#include
#include
#include
#ifdef __APPLE__
#include
#else
#include
#endif
#include "ufo-cone-beam-projection-weight-task.h"
#include "common/ufo-scarray.h"
struct _UfoConeBeamProjectionWeightTaskPrivate {
/* Properties */
UfoScarray *center_position_x, *center_position_z, *source_distance, *detector_distance, *axis_angle_x;
/* Private */
guint count;
/* OpenCL */
cl_context context;
cl_kernel kernel;
};
static void ufo_task_interface_init (UfoTaskIface *iface);
G_DEFINE_TYPE_WITH_CODE (UfoConeBeamProjectionWeightTask, ufo_cone_beam_projection_weight_task, UFO_TYPE_TASK_NODE,
G_IMPLEMENT_INTERFACE (UFO_TYPE_TASK, ufo_task_interface_init))
#define UFO_CONE_BEAM_PROJECTION_WEIGHT_TASK_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE((obj), UFO_TYPE_CONE_BEAM_PROJECTION_WEIGHT_TASK, UfoConeBeamProjectionWeightTaskPrivate))
enum {
PROP_0,
PROP_CENTER_POSITION_X,
PROP_CENTER_POSITION_Z,
PROP_SOURCE_DISTANCE,
PROP_DETECTOR_DISTANCE,
PROP_AXIS_ANGLE_X,
N_PROPERTIES
};
static GParamSpec *properties[N_PROPERTIES] = { NULL, };
UfoNode *
ufo_cone_beam_projection_weight_task_new (void)
{
return UFO_NODE (g_object_new (UFO_TYPE_CONE_BEAM_PROJECTION_WEIGHT_TASK, NULL));
}
static void
ufo_cone_beam_projection_weight_task_setup (UfoTask *task,
UfoResources *resources,
GError **error)
{
UfoConeBeamProjectionWeightTaskPrivate *priv;
priv = UFO_CONE_BEAM_PROJECTION_WEIGHT_TASK_GET_PRIVATE (task);
priv->context = ufo_resources_get_context (resources);
priv->kernel = ufo_resources_get_kernel (resources, "conebeam.cl", "weight_projection", NULL, error);
UFO_RESOURCES_CHECK_CLERR (clRetainContext (priv->context));
if (priv->kernel != NULL) {
UFO_RESOURCES_CHECK_CLERR (clRetainKernel (priv->kernel));
}
}
static void
ufo_cone_beam_projection_weight_task_get_requisition (UfoTask *task,
UfoBuffer **inputs,
UfoRequisition *requisition,
GError **error)
{
ufo_buffer_get_requisition (inputs[0], requisition);
}
static guint
ufo_cone_beam_projection_weight_task_get_num_inputs (UfoTask *task)
{
return 1;
}
static guint
ufo_cone_beam_projection_weight_task_get_num_dimensions (UfoTask *task,
guint input)
{
g_return_val_if_fail (input == 0, 0);
return 2;
}
static UfoTaskMode
ufo_cone_beam_projection_weight_task_get_mode (UfoTask *task)
{
return UFO_TASK_MODE_PROCESSOR | UFO_TASK_MODE_GPU;
}
static gboolean
ufo_cone_beam_projection_weight_task_process (UfoTask *task,
UfoBuffer **inputs,
UfoBuffer *output,
UfoRequisition *requisition)
{
UfoConeBeamProjectionWeightTaskPrivate *priv;
UfoGpuNode *node;
UfoProfiler *profiler;
cl_command_queue cmd_queue;
cl_mem in_mem;
cl_mem out_mem;
gfloat source_distance, detector_distance, overall_distance, magnification_recip, cos_angle;
gfloat center[2];
priv = UFO_CONE_BEAM_PROJECTION_WEIGHT_TASK_GET_PRIVATE (task);
node = UFO_GPU_NODE (ufo_task_node_get_proc_node (UFO_TASK_NODE (task)));
cmd_queue = ufo_gpu_node_get_cmd_queue (node);
profiler = ufo_task_node_get_profiler (UFO_TASK_NODE (task));
in_mem = ufo_buffer_get_device_array (inputs[0], cmd_queue);
out_mem = ufo_buffer_get_device_array (output, cmd_queue);
cos_angle = cos (ufo_scarray_get_float (priv->axis_angle_x, priv->count));
center[0] = ufo_scarray_get_float (priv->center_position_x, priv->count);
center[1] = ufo_scarray_get_float (priv->center_position_z, priv->count);
source_distance = ufo_scarray_get_float (priv->source_distance, priv->count);
detector_distance = ufo_scarray_get_float (priv->detector_distance, priv->count);
overall_distance = source_distance + detector_distance;
magnification_recip = source_distance / overall_distance;
if (cos_angle > 0.9999999f) {
overall_distance = source_distance;
}
UFO_RESOURCES_CHECK_CLERR (clSetKernelArg (priv->kernel, 0, sizeof(cl_mem), &in_mem));
UFO_RESOURCES_CHECK_CLERR (clSetKernelArg (priv->kernel, 1, sizeof(cl_mem), &out_mem));
UFO_RESOURCES_CHECK_CLERR (clSetKernelArg (priv->kernel, 2, sizeof(cl_float2), ¢er));
UFO_RESOURCES_CHECK_CLERR (clSetKernelArg (priv->kernel, 3, sizeof(cl_float), &source_distance));
UFO_RESOURCES_CHECK_CLERR (clSetKernelArg (priv->kernel, 4, sizeof(cl_float), &overall_distance));
UFO_RESOURCES_CHECK_CLERR (clSetKernelArg (priv->kernel, 5, sizeof(cl_float), &magnification_recip));
UFO_RESOURCES_CHECK_CLERR (clSetKernelArg (priv->kernel, 6, sizeof(cl_float), &cos_angle));
ufo_profiler_call (profiler, cmd_queue, priv->kernel, 2, requisition->dims, NULL);
priv->count++;
return TRUE;
}
static void
ufo_cone_beam_projection_weight_task_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
UfoConeBeamProjectionWeightTaskPrivate *priv = UFO_CONE_BEAM_PROJECTION_WEIGHT_TASK_GET_PRIVATE (object);
switch (property_id) {
case PROP_CENTER_POSITION_X:
ufo_scarray_get_value (priv->center_position_x, value);
break;
case PROP_CENTER_POSITION_Z:
ufo_scarray_get_value (priv->center_position_z, value);
break;
case PROP_SOURCE_DISTANCE:
ufo_scarray_get_value (priv->source_distance, value);
break;
case PROP_DETECTOR_DISTANCE:
ufo_scarray_get_value (priv->detector_distance, value);
break;
case PROP_AXIS_ANGLE_X:
ufo_scarray_get_value (priv->axis_angle_x, value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
ufo_cone_beam_projection_weight_task_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
UfoConeBeamProjectionWeightTaskPrivate *priv = UFO_CONE_BEAM_PROJECTION_WEIGHT_TASK_GET_PRIVATE (object);
switch (property_id) {
case PROP_CENTER_POSITION_X:
ufo_scarray_set_value (priv->center_position_x, value);
break;
case PROP_CENTER_POSITION_Z:
ufo_scarray_set_value (priv->center_position_z, value);
break;
case PROP_SOURCE_DISTANCE:
ufo_scarray_set_value (priv->source_distance, value);
break;
case PROP_DETECTOR_DISTANCE:
ufo_scarray_set_value (priv->detector_distance, value);
break;
case PROP_AXIS_ANGLE_X:
ufo_scarray_set_value (priv->axis_angle_x, value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
ufo_cone_beam_projection_weight_task_finalize (GObject *object)
{
UfoConeBeamProjectionWeightTaskPrivate *priv;
priv = UFO_CONE_BEAM_PROJECTION_WEIGHT_TASK_GET_PRIVATE (object);
if (priv->kernel) {
UFO_RESOURCES_CHECK_CLERR (clReleaseKernel (priv->kernel));
priv->kernel = NULL;
}
if (priv->context) {
UFO_RESOURCES_CHECK_CLERR (clReleaseContext (priv->context));
priv->context = NULL;
}
G_OBJECT_CLASS (ufo_cone_beam_projection_weight_task_parent_class)->finalize (object);
}
static void
ufo_task_interface_init (UfoTaskIface *iface)
{
iface->setup = ufo_cone_beam_projection_weight_task_setup;
iface->get_num_inputs = ufo_cone_beam_projection_weight_task_get_num_inputs;
iface->get_num_dimensions = ufo_cone_beam_projection_weight_task_get_num_dimensions;
iface->get_mode = ufo_cone_beam_projection_weight_task_get_mode;
iface->get_requisition = ufo_cone_beam_projection_weight_task_get_requisition;
iface->process = ufo_cone_beam_projection_weight_task_process;
}
static void
ufo_cone_beam_projection_weight_task_class_init (UfoConeBeamProjectionWeightTaskClass *klass)
{
GObjectClass *oclass = G_OBJECT_CLASS (klass);
oclass->set_property = ufo_cone_beam_projection_weight_task_set_property;
oclass->get_property = ufo_cone_beam_projection_weight_task_get_property;
oclass->finalize = ufo_cone_beam_projection_weight_task_finalize;
GParamSpec *float_region_vals = g_param_spec_float ("float-region-values",
"Float Region values",
"Elements in float regions",
-INFINITY,
INFINITY,
0.0f,
G_PARAM_READWRITE);
properties[PROP_CENTER_POSITION_X] =
g_param_spec_value_array ("center-position-x",
"Global x center (horizontal in a projection) of the volume with respect to projections",
"Global x center (horizontal in a projection) of the volume with respect to projections",
float_region_vals,
G_PARAM_READWRITE);
properties[PROP_CENTER_POSITION_Z] =
g_param_spec_value_array ("center-position-z",
"Global z center (vertical in a projection) of the volume with respect to projections",
"Global z center (vertical in a projection) of the volume with respect to projections",
float_region_vals,
G_PARAM_READWRITE);
properties[PROP_SOURCE_DISTANCE] =
g_param_spec_value_array ("source-distance",
"Distance from source to the volume center",
"Distance from source to the volume center",
float_region_vals,
G_PARAM_READWRITE);
properties[PROP_DETECTOR_DISTANCE] =
g_param_spec_value_array ("detector-distance",
"Distance from detector to the volume center",
"Distance from detector to the volume center",
float_region_vals,
G_PARAM_READWRITE);
properties[PROP_AXIS_ANGLE_X] =
g_param_spec_value_array("axis-angle-x",
"Rotation axis rotation around the x-axis (laminographic angle [rad], 0 = tomography)",
"Rotation axis rotation around the x-axis (laminographic angle [rad], 0 = tomography)",
float_region_vals,
G_PARAM_READWRITE);
for (guint i = PROP_0 + 1; i < N_PROPERTIES; i++)
g_object_class_install_property (oclass, i, properties[i]);
g_type_class_add_private (oclass, sizeof(UfoConeBeamProjectionWeightTaskPrivate));
}
static void
ufo_cone_beam_projection_weight_task_init(UfoConeBeamProjectionWeightTask *self)
{
self->priv = UFO_CONE_BEAM_PROJECTION_WEIGHT_TASK_GET_PRIVATE(self);
self->priv->center_position_x = ufo_scarray_new (0, G_TYPE_FLOAT, NULL);
self->priv->center_position_z = ufo_scarray_new (0, G_TYPE_FLOAT, NULL);
self->priv->source_distance = ufo_scarray_new (0, G_TYPE_FLOAT, NULL);
self->priv->detector_distance = ufo_scarray_new (0, G_TYPE_FLOAT, NULL);
self->priv->axis_angle_x = ufo_scarray_new (1, G_TYPE_FLOAT, NULL);
self->priv->count = 0;
}