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queue.go
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queue.go
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package cl
/*
#cgo CFLAGS: -I CL
#cgo !darwin LDFLAGS: -lOpenCL
#cgo darwin LDFLAGS: -framework OpenCL
#define CL_USE_DEPRECATED_OPENCL_1_1_APIS
#define CL_USE_DEPRECATED_OPENCL_1_2_APIS
#ifdef __APPLE__
#include "OpenCL/opencl.h"
#else
#include "CL/opencl.h"
#endif
*/
import "C"
import (
"unsafe"
)
func CLRetainCommandQueue(command_queue CL_command_queue) CL_int {
return CL_int(C.clRetainCommandQueue(command_queue.cl_command_queue))
}
func CLReleaseCommandQueue(command_queue CL_command_queue) CL_int {
return CL_int(C.clReleaseCommandQueue(command_queue.cl_command_queue))
}
func CLGetCommandQueueInfo(command_queue CL_command_queue,
param_name CL_command_queue_info,
param_value_size CL_size_t,
param_value *interface{},
param_value_size_ret *CL_size_t) CL_int {
if (param_value_size == 0 || param_value == nil) && param_value_size_ret == nil {
return CL_INVALID_VALUE
} else {
var c_param_value_size_ret C.size_t
var c_errcode_ret C.cl_int
if param_value_size == 0 || param_value == nil {
c_errcode_ret = C.clGetCommandQueueInfo(command_queue.cl_command_queue,
C.cl_command_queue_info(param_name),
C.size_t(param_value_size),
nil,
&c_param_value_size_ret)
} else {
switch param_name {
case CL_QUEUE_CONTEXT:
var value C.cl_context
c_errcode_ret = C.clGetCommandQueueInfo(command_queue.cl_command_queue,
C.cl_command_queue_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value),
&c_param_value_size_ret)
*param_value = CL_context{value}
case CL_QUEUE_DEVICE:
var value C.cl_device_id
c_errcode_ret = C.clGetCommandQueueInfo(command_queue.cl_command_queue,
C.cl_command_queue_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value),
&c_param_value_size_ret)
*param_value = CL_device_id{value}
case CL_QUEUE_REFERENCE_COUNT,
CL_QUEUE_SIZE:
var value C.cl_uint
c_errcode_ret = C.clGetCommandQueueInfo(command_queue.cl_command_queue,
C.cl_command_queue_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value),
&c_param_value_size_ret)
*param_value = CL_uint(value)
case CL_QUEUE_PROPERTIES:
var value C.cl_command_queue_properties
c_errcode_ret = C.clGetCommandQueueInfo(command_queue.cl_command_queue,
C.cl_command_queue_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value),
&c_param_value_size_ret)
*param_value = CL_command_queue_properties(value)
default:
return CL_INVALID_VALUE
}
}
if param_value_size_ret != nil {
*param_value_size_ret = CL_size_t(c_param_value_size_ret)
}
return CL_int(c_errcode_ret)
}
}
func CLFlush(command_queue CL_command_queue) CL_int {
return CL_int(C.clFlush(command_queue.cl_command_queue))
}
func CLFinish(command_queue CL_command_queue) CL_int {
return CL_int(C.clFinish(command_queue.cl_command_queue))
}