func GOCLInfo() string {
var errNum cl.CL_int
var numPlatforms cl.CL_uint
var platformIds []cl.CL_platform_id
var goclinfo_str bytes.Buffer // A Buffer needs no initialization.
// First, query the total number of platforms
errNum = cl.CLGetPlatformIDs(0, nil, &numPlatforms)
if errNum != cl.CL_SUCCESS || numPlatforms <= 0 {
return "Failed to find any OpenCL platform."
}
// Next, allocate memory for the installed plaforms, and qeury
// to get the list.
platformIds = make([]cl.CL_platform_id, numPlatforms)
// First, query the total number of platforms
errNum = cl.CLGetPlatformIDs(numPlatforms, platformIds, nil)
if errNum != cl.CL_SUCCESS {
return "Failed to find any OpenCL platforms."
}
goclinfo_str.WriteString(fmt.Sprintf("Number of platforms: \t%d\n", numPlatforms))
// Iterate through the list of platforms displaying associated information
for i := cl.CL_uint(0); i < numPlatforms; i++ {
// First we display information associated with the platform
goclinfo_str.WriteString(DisplayPlatformInfo(
platformIds[i],
cl.CL_PLATFORM_PROFILE,
"CL_PLATFORM_PROFILE"))
goclinfo_str.WriteString(DisplayPlatformInfo(
platformIds[i],
cl.CL_PLATFORM_VERSION,
"CL_PLATFORM_VERSION"))
goclinfo_str.WriteString(DisplayPlatformInfo(
platformIds[i],
cl.CL_PLATFORM_VENDOR,
"CL_PLATFORM_VENDOR"))
goclinfo_str.WriteString(DisplayPlatformInfo(
platformIds[i],
cl.CL_PLATFORM_EXTENSIONS,
"CL_PLATFORM_EXTENSIONS"))
// Now query the set of devices associated with the platform
var numDevices cl.CL_uint
errNum = cl.CLGetDeviceIDs(platformIds[i],
cl.CL_DEVICE_TYPE_ALL,
0,
nil,
&numDevices)
if errNum != cl.CL_SUCCESS {
return "Failed to find OpenCL devices."
}
devices := make([]cl.CL_device_id, numDevices)
errNum = cl.CLGetDeviceIDs(platformIds[i],
cl.CL_DEVICE_TYPE_ALL,
numDevices,
devices,
nil)
if errNum != cl.CL_SUCCESS {
return "Failed to find OpenCL devices."
}
goclinfo_str.WriteString(fmt.Sprintf("\n\tNumber of devices: \t%d\n", numDevices))
// Iterate through each device, displaying associated information
for j := cl.CL_uint(0); j < numDevices; j++ {
goclinfo_str.WriteString(DisplayDeviceInfo(devices[j],
cl.CL_DEVICE_TYPE,
"CL_DEVICE_TYPE"))
goclinfo_str.WriteString(DisplayDeviceInfo(devices[j],
cl.CL_DEVICE_NAME,
"CL_DEVICE_NAME"))
goclinfo_str.WriteString(DisplayDeviceInfo(devices[j],
cl.CL_DEVICE_VENDOR,
"CL_DEVICE_VENDOR"))
//DisplayDeviceInfo(devices[j],
// cl.CL_DRIVER_VERSION,
// "CL_DRIVER_VERSION")
goclinfo_str.WriteString(DisplayDeviceInfo(devices[j],
cl.CL_DEVICE_PROFILE,
"CL_DEVICE_PROFILE"))
goclinfo_str.WriteString(fmt.Sprintf("\n"))
}
}
return goclinfo_str.String()
}
func initCL() {
var errNum cl.CL_int
//var numPlatforms cl.CL_uint
var platformIds []cl.CL_platform_id
//var context cl.CL_context
// First, query the total number of platforms
errNum = cl.CLGetPlatformIDs(0, nil, &numPlatforms)
if errNum != cl.CL_SUCCESS || numPlatforms <= 0 {
println("Failed to find any OpenCL platform.")
return
}
// Next, allocate memory for the installed plaforms, and qeury
// to get the list.
platformIds = make([]cl.CL_platform_id, numPlatforms)
// First, query the total number of platforms
errNum = cl.CLGetPlatformIDs(numPlatforms, platformIds, nil)
if errNum != cl.CL_SUCCESS {
println("Failed to find any OpenCL platforms.")
return
}
fmt.Printf("Number of platforms: \t%d\n", numPlatforms)
// Iterate through the list of platforms displaying associated information
for i := cl.CL_uint(0); i < numPlatforms; i++ {
// First we display information associated with the platform
DisplayPlatformInfo(
platformIds[i],
cl.CL_PLATFORM_PROFILE,
"CL_PLATFORM_PROFILE")
DisplayPlatformInfo(
platformIds[i],
cl.CL_PLATFORM_VERSION,
"CL_PLATFORM_VERSION")
DisplayPlatformInfo(
platformIds[i],
cl.CL_PLATFORM_VENDOR,
"CL_PLATFORM_VENDOR")
DisplayPlatformInfo(
platformIds[i],
cl.CL_PLATFORM_EXTENSIONS,
"CL_PLATFORM_EXTENSIONS")
// Now query the set of devices associated with the platform
var numDevices cl.CL_uint
errNum = cl.CLGetDeviceIDs(platformIds[i],
cl.CL_DEVICE_TYPE_ALL,
0,
nil,
&numDevices)
if errNum != cl.CL_SUCCESS {
println("Failed to find OpenCL devices.")
return
}
devices := make([]cl.CL_device_id, numDevices)
errNum = cl.CLGetDeviceIDs(platformIds[i],
cl.CL_DEVICE_TYPE_ALL,
numDevices,
devices,
nil)
if errNum != cl.CL_SUCCESS {
println("Failed to find OpenCL devices.")
return
}
fmt.Printf("\n\tNumber of devices: \t%d\n", numDevices)
// Iterate through each device, displaying associated information
for j := cl.CL_uint(0); j < numDevices; j++ {
DisplayDeviceInfo(devices[j],
cl.CL_DEVICE_TYPE,
"CL_DEVICE_TYPE")
DisplayDeviceInfo(devices[j],
cl.CL_DEVICE_NAME,
"CL_DEVICE_NAME")
DisplayDeviceInfo(devices[j],
cl.CL_DEVICE_VENDOR,
"CL_DEVICE_VENDOR")
//DisplayDeviceInfo(devices[j],
// cl.CL_DRIVER_VERSION,
// "CL_DRIVER_VERSION")
DisplayDeviceInfo(devices[j],
cl.CL_DEVICE_PROFILE,
"CL_DEVICE_PROFILE")
fmt.Printf("\n")
}
}
}