mirror of
https://github.com/juce-framework/JUCE.git
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120 lines
3.6 KiB
C++
120 lines
3.6 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2020 - Raw Material Software Limited
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JUCE is an open source library subject to commercial or open-source
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licensing.
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The code included in this file is provided under the terms of the ISC license
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http://www.isc.org/downloads/software-support-policy/isc-license. Permission
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To use, copy, modify, and/or distribute this software for any purpose with or
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without fee is hereby granted provided that the above copyright notice and
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this permission notice appear in all copies.
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JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
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EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
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DISCLAIMED.
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==============================================================================
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*/
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namespace juce
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{
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/** Describes a physical connection between two ports of two block devices.
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@tags{Blocks}
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*/
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struct BlockDeviceConnection
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{
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Block::UID device1, device2;
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Block::ConnectionPort connectionPortOnDevice1, connectionPortOnDevice2;
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bool operator== (const BlockDeviceConnection&) const noexcept;
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bool operator!= (const BlockDeviceConnection&) const noexcept;
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};
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/** Describes a set of blocks and the connections between them.
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@tags{Blocks}
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*/
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struct BlockTopology
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{
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Block::Array blocks;
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Array<BlockDeviceConnection> connections;
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bool operator== (const BlockTopology&) const noexcept;
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bool operator!= (const BlockTopology&) const noexcept;
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Block::Ptr getBlockWithUID (Block::UID deviceID)
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{
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for (auto&& block : blocks)
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if (block->uid == deviceID)
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return block;
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return {};
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}
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const Block::Ptr getBlockWithUID (Block::UID deviceID) const
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{
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for (auto&& block : blocks)
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if (block->uid == deviceID)
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return block;
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return {};
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}
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Block::Array getDirectlyConnectedBlocks (Block::UID blockUID) const
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{
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Block::Array connectedBlocks;
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for (const auto& connection : connections)
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{
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auto connectedDeviceUID = Block::UID { 0 };
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if (connection.device1 == blockUID)
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connectedDeviceUID = connection.device2;
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else if (connection.device2 == blockUID)
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connectedDeviceUID = connection.device1;
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if (connectedDeviceUID != Block::UID { 0 })
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if (auto newBlock = getBlockWithUID (connectedDeviceUID))
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connectedBlocks.addIfNotAlreadyThere (newBlock);
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}
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return connectedBlocks;
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}
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Array<BlockDeviceConnection> getConnectionsBetweenBlocks (Block::UID uid1, Block::UID uid2) const
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{
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Array<BlockDeviceConnection> blockConnections;
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for (const auto& connection : connections)
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{
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if ((connection.device1 == uid1 && connection.device2 == uid2)
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|| (connection.device1 == uid2 && connection.device2 == uid1))
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{
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blockConnections.add (connection);
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}
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}
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return blockConnections;
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}
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int getNumberOfConnectionsToBlock (Block::UID uid) const
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{
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int connectionCount = 0;
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for (const auto& connection : connections)
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if (connection.device1 == uid || connection.device2 == uid)
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++connectionCount;
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return connectionCount;
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}
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};
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} // namespace juce
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