Golang cl_program_info Examples

Example #1

File: package.go Project: mantyr/cl

// see https://www.khronos.org/registry/cl/sdk/1.1/docs/man/xhtml/clGetProgramInfo.html
func GetProgramInfo(prog Program, paramName ProgramInfo, paramValueSize uint64, paramValue unsafe.Pointer, paramValueSizeRet *uint64) ErrorCode {
	return ErrorCode(C.clGetProgramInfo(prog, C.cl_program_info(paramName), C.size_t(paramValueSize), paramValue, (*C.size_t)(paramValueSizeRet)))
}

Example #2

File: program.go Project: Dirbaio/gominer

func CLGetProgramInfo(program CL_program,
	param_name CL_program_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.clGetProgramInfo(program.cl_program,
				C.cl_program_info(param_name),
				C.size_t(param_value_size),
				nil,
				&c_param_value_size_ret)
		} else {
			switch param_name {
			case CL_PROGRAM_SOURCE:

				value := make([]C.char, param_value_size)
				c_errcode_ret = C.clGetProgramInfo(program.cl_program,
					C.cl_program_info(param_name),
					C.size_t(param_value_size),
					unsafe.Pointer(&value[0]),
					&c_param_value_size_ret)

				*param_value = C.GoStringN(&value[0], C.int(c_param_value_size_ret-1))

			case CL_PROGRAM_REFERENCE_COUNT,
				CL_PROGRAM_NUM_DEVICES:

				var value C.cl_uint
				c_errcode_ret = C.clGetProgramInfo(program.cl_program,
					C.cl_program_info(param_name),
					C.size_t(param_value_size),
					unsafe.Pointer(&value),
					&c_param_value_size_ret)

			case CL_PROGRAM_CONTEXT:

				var value C.cl_context
				c_errcode_ret = C.clGetProgramInfo(program.cl_program,
					C.cl_program_info(param_name),
					C.size_t(param_value_size),
					unsafe.Pointer(&value),
					&c_param_value_size_ret)

			case CL_PROGRAM_DEVICES:
				var param C.cl_device_id
				length := int(C.size_t(param_value_size) / C.size_t(unsafe.Sizeof(param)))

				value1 := make([]C.cl_device_id, length)
				value2 := make([]CL_device_id, length)

				c_errcode_ret = C.clGetProgramInfo(program.cl_program,
					C.cl_program_info(param_name),
					C.size_t(param_value_size),
					unsafe.Pointer(&value1[0]),
					&c_param_value_size_ret)

				for i := 0; i < length; i++ {
					value2[i].cl_device_id = value1[i]
				}

				*param_value = value2

			case CL_PROGRAM_BINARY_SIZES:
				var param C.size_t
				length := int(C.size_t(param_value_size) / C.size_t(unsafe.Sizeof(param)))

				value1 := make([]C.size_t, length)
				value2 := make([]CL_size_t, length)

				c_errcode_ret = C.clGetProgramInfo(program.cl_program,
					C.cl_program_info(param_name),
					C.size_t(param_value_size),
					unsafe.Pointer(&value1[0]),
					&c_param_value_size_ret)

				for i := 0; i < length; i++ {
					value2[i] = CL_size_t(value1[i])
				}

				*param_value = value2

			case CL_PROGRAM_BINARIES:
				var param *C.uchar
				length := int(C.size_t(param_value_size) / C.size_t(unsafe.Sizeof(param)))

				value1 := make([]*C.uchar, length)
				value2 := make([]*CL_uchar, length)

				c_errcode_ret = C.clGetProgramInfo(program.cl_program,
					C.cl_program_info(param_name),
					C.size_t(param_value_size),
					unsafe.Pointer(&value1[0]),
					&c_param_value_size_ret)

				for i := 0; i < length; i++ {
					value2[i] = (*CL_uchar)(value1[i])
				}

				*param_value = value2

			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)
	}
}