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/*
* Copyright (C) 2011-2015 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 <http://www.gnu.org/licenses/>.
*/
#ifdef __APPLE__
#include <OpenCL/cl.h>
#else
#include <CL/cl.h>
#endif
#include "ufo-power-spectrum-task.h"
struct _UfoPowerSpectrumTaskPrivate {
cl_kernel kernel;
};
static void ufo_task_interface_init (UfoTaskIface *iface);
G_DEFINE_TYPE_WITH_CODE (UfoPowerSpectrumTask, ufo_power_spectrum_task, UFO_TYPE_TASK_NODE,
G_IMPLEMENT_INTERFACE (UFO_TYPE_TASK,
ufo_task_interface_init))
#define UFO_POWER_SPECTRUM_TASK_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE((obj), UFO_TYPE_POWER_SPECTRUM_TASK, UfoPowerSpectrumTaskPrivate))
UfoNode *
ufo_power_spectrum_task_new (void)
{
return UFO_NODE (g_object_new (UFO_TYPE_POWER_SPECTRUM_TASK, NULL));
}
static void
ufo_power_spectrum_task_setup (UfoTask *task,
UfoResources *resources,
GError **error)
{
UfoPowerSpectrumTaskPrivate *priv;
priv = UFO_POWER_SPECTRUM_TASK_GET_PRIVATE (task);
priv->kernel = ufo_resources_get_kernel (resources, "complex.cl", "c_abs_squared", NULL, error);
if (priv->kernel != NULL) {
UFO_RESOURCES_CHECK_SET_AND_RETURN (clRetainKernel (priv->kernel), error);
}
}
static void
ufo_power_spectrum_task_get_requisition (UfoTask *task,
UfoBuffer **inputs,
UfoRequisition *requisition,
GError **error)
{
UfoBufferLayout layout = ufo_buffer_get_layout (inputs[0]);
if (layout != UFO_BUFFER_LAYOUT_COMPLEX_INTERLEAVED) {
g_warning ("Input is not complex");
}
ufo_buffer_get_requisition (inputs[0], requisition);
requisition->dims[0] /= 2;
}
static guint
ufo_power_spectrum_task_get_num_inputs (UfoTask *task)
{
return 1;
}
static guint
ufo_power_spectrum_task_get_num_dimensions (UfoTask *task,
guint input)
{
return 2;
}
static UfoTaskMode
ufo_power_spectrum_task_get_mode (UfoTask *task)
{
return UFO_TASK_MODE_PROCESSOR | UFO_TASK_MODE_GPU;
}
static gboolean
ufo_power_spectrum_task_equal_real (UfoNode *n1,
UfoNode *n2)
{
g_return_val_if_fail (UFO_IS_POWER_SPECTRUM_TASK (n1) && UFO_IS_POWER_SPECTRUM_TASK (n2), FALSE);
return UFO_POWER_SPECTRUM_TASK (n1)->priv->kernel == UFO_POWER_SPECTRUM_TASK (n2)->priv->kernel;
}
static gboolean
ufo_power_spectrum_task_process (UfoTask *task,
UfoBuffer **inputs,
UfoBuffer *output,
UfoRequisition *requisition)
{
UfoPowerSpectrumTaskPrivate *priv;
UfoGpuNode *node;
UfoProfiler *profiler;
cl_command_queue cmd_queue;
cl_mem in_mem, out_mem;
priv = UFO_POWER_SPECTRUM_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);
in_mem = ufo_buffer_get_device_array (inputs[0], cmd_queue);
out_mem = ufo_buffer_get_device_array (output, cmd_queue);
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));
profiler = ufo_task_node_get_profiler (UFO_TASK_NODE (task));
ufo_profiler_call (profiler, cmd_queue, priv->kernel, 2, requisition->dims, NULL);
return TRUE;
}
static void
ufo_power_spectrum_task_finalize (GObject *object)
{
UfoPowerSpectrumTaskPrivate *priv;
priv = UFO_POWER_SPECTRUM_TASK_GET_PRIVATE (object);
if (priv->kernel) {
UFO_RESOURCES_CHECK_CLERR (clReleaseKernel (priv->kernel));
priv->kernel = NULL;
}
G_OBJECT_CLASS (ufo_power_spectrum_task_parent_class)->finalize (object);
}
static void
ufo_task_interface_init (UfoTaskIface *iface)
{
iface->setup = ufo_power_spectrum_task_setup;
iface->get_num_inputs = ufo_power_spectrum_task_get_num_inputs;
iface->get_num_dimensions = ufo_power_spectrum_task_get_num_dimensions;
iface->get_mode = ufo_power_spectrum_task_get_mode;
iface->get_requisition = ufo_power_spectrum_task_get_requisition;
iface->process = ufo_power_spectrum_task_process;
}
static void
ufo_power_spectrum_task_class_init (UfoPowerSpectrumTaskClass *klass)
{
GObjectClass *oclass = G_OBJECT_CLASS (klass);
UfoNodeClass *node_class = UFO_NODE_CLASS (klass);
oclass->finalize = ufo_power_spectrum_task_finalize;
node_class->equal = ufo_power_spectrum_task_equal_real;
g_type_class_add_private (oclass, sizeof(UfoPowerSpectrumTaskPrivate));
}
static void
ufo_power_spectrum_task_init(UfoPowerSpectrumTask *self)
{
self->priv = UFO_POWER_SPECTRUM_TASK_GET_PRIVATE(self);
self->priv->kernel = NULL;
}
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