1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
|
// Copyright (C) by Josh Blum. See LICENSE.txt for licensing information.
#include "element_impl.hpp"
#include <gras/block.hpp>
using namespace gras;
InputPortConfig::InputPortConfig(void)
{
reserve_items = 1;
maximum_items = 0;
inline_buffer = false;
lookahead_items = 0;
}
OutputPortConfig::OutputPortConfig(void)
{
reserve_items = 1;
maximum_items = 0;
}
Block::Block(void)
{
//NOP
}
Block::Block(const std::string &name):
Element(name)
{
(*this)->block = boost::shared_ptr<BlockActor>(new BlockActor());
(*this)->thread_pool = (*this)->block->thread_pool; //ref copy of pool
(*this)->block->name = name; //for debug purposes
//setup some state variables
(*this)->block->topology_init = false;
(*this)->block->block_ptr = this;
(*this)->block->block_state = BlockActor::BLOCK_STATE_INIT;
//call block methods to init stuff
this->set_input_config(0, InputPortConfig());
this->set_output_config(0, OutputPortConfig());
this->set_interruptible_work(false);
this->set_buffer_affinity(-1);
}
template <typename V, typename T>
void vector_set(V &v, const T &t, const size_t index)
{
if (v.size() <= index)
{
v.resize(index+1, t);
}
v[index] = t;
}
template <typename V>
typename V::value_type vector_get(const V &v, const size_t index)
{
if (v.size() <= index)
{
return v.front();
}
return v[index];
}
InputPortConfig Block::get_input_config(const size_t which_input) const
{
return vector_get((*this)->block->input_configs, which_input);
}
void Block::set_input_config(const size_t which_input, const InputPortConfig &config)
{
vector_set((*this)->block->input_configs, config, which_input);
if ((*this)->block->topology_init)
(*this)->block->Push(UpdateInputsMessage(), Theron::Address());
}
OutputPortConfig Block::get_output_config(const size_t which_output) const
{
return vector_get((*this)->block->output_configs, which_output);
}
void Block::set_output_config(const size_t which_output, const OutputPortConfig &config)
{
vector_set((*this)->block->output_configs, config, which_output);
if ((*this)->block->topology_init)
(*this)->block->Push(UpdateInputsMessage(), Theron::Address());
}
void Block::consume(const size_t which_input, const size_t num_items)
{
(*this)->block->consume(which_input, num_items);
}
void Block::produce(const size_t which_output, const size_t num_items)
{
(*this)->block->produce(which_output, num_items);
}
item_index_t Block::get_consumed(const size_t which_input)
{
return (*this)->block->items_consumed[which_input];
}
item_index_t Block::get_produced(const size_t which_output)
{
return (*this)->block->items_produced[which_output];
}
void Block::post_output_tag(const size_t which_output, const Tag &tag)
{
(*this)->block->post_downstream(which_output, InputTagMessage(tag));
}
TagIter Block::get_input_tags(const size_t which_input)
{
const std::vector<Tag> &input_tags = (*this)->block->input_tags[which_input];
return TagIter(input_tags.begin(), input_tags.end());
}
void Block::erase_input_tags(const size_t which_input)
{
(*this)->block->input_tags[which_input].clear();
}
void Block::propagate_tags(const size_t, const TagIter &)
{
//NOP
}
bool Block::start(void)
{
return true;
}
bool Block::stop(void)
{
return true;
}
void Block::notify_topology(const size_t, const size_t)
{
return;
}
void Block::set_buffer_affinity(const long affinity)
{
(*this)->block->buffer_affinity = affinity;
}
void Block::set_interruptible_work(const bool enb)
{
(*this)->block->interruptible_work = enb;
}
void Block::mark_output_fail(const size_t which_output)
{
(*this)->block->output_fail(which_output);
}
void Block::mark_input_fail(const size_t which_input)
{
(*this)->block->input_fail(which_input);
}
void Block::mark_done(void)
{
(*this)->block->mark_done();
}
const SBuffer &Block::get_input_buffer(const size_t which_input)
{
return (*this)->block->input_queues.front(which_input);
}
void Block::post_output_buffer(const size_t which_output, const SBuffer &buffer)
{
(*this)->block->produce_buffer(which_output, buffer);
}
|
