mirror of https://github.com/AxioDL/amuse.git
93 lines
2.7 KiB
C++
93 lines
2.7 KiB
C++
#include "amuse/AudioGroupPool.hpp"
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#include "amuse/Common.hpp"
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#include "amuse/Entity.hpp"
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namespace amuse
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{
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struct Header
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{
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uint32_t soundMacrosOffset;
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uint32_t tablesOffset;
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uint32_t keymapsOffset;
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uint32_t layersOffset;
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void swapBig()
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{
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soundMacrosOffset = SBig(soundMacrosOffset);
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tablesOffset = SBig(tablesOffset);
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keymapsOffset = SBig(keymapsOffset);
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layersOffset = SBig(layersOffset);
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}
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};
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AudioGroupPool::AudioGroupPool(const unsigned char* data)
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{
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Header head = *reinterpret_cast<const Header*>(data);
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head.swapBig();
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if (head.soundMacrosOffset)
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{
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const unsigned char* cur = data + head.soundMacrosOffset;
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while (*reinterpret_cast<const uint32_t*>(cur) != 0xffffffff)
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{
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uint32_t size = SBig(*reinterpret_cast<const uint32_t*>(cur));
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ObjectId id = *reinterpret_cast<const ObjectId*>(cur + 4);
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m_soundMacros[id] = cur + 8;
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cur += size;
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}
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}
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if (head.tablesOffset)
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{
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const unsigned char* cur = data + head.tablesOffset;
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while (*reinterpret_cast<const uint32_t*>(cur) != 0xffffffff)
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{
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uint32_t size = SBig(*reinterpret_cast<const uint32_t*>(cur));
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ObjectId id = *reinterpret_cast<const ObjectId*>(cur + 4);
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m_tables[id] = cur + 8;
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cur += size;
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}
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}
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if (head.keymapsOffset)
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{
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const unsigned char* cur = data + head.keymapsOffset;
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while (*reinterpret_cast<const uint32_t*>(cur) != 0xffffffff)
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{
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uint32_t size = SBig(*reinterpret_cast<const uint32_t*>(cur));
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ObjectId id = *reinterpret_cast<const ObjectId*>(cur + 4);
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m_keymaps[id] = reinterpret_cast<const Keymap*>(cur + 8);
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cur += size;
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}
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}
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if (head.layersOffset)
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{
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const unsigned char* cur = data + head.layersOffset;
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while (*reinterpret_cast<const uint32_t*>(cur) != 0xffffffff)
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{
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uint32_t size = SBig(*reinterpret_cast<const uint32_t*>(cur));
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ObjectId id = *reinterpret_cast<const ObjectId*>(cur + 4);
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std::vector<const LayerMapping*>& mappingsOut = m_layers[id];
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uint32_t count = SBig(*reinterpret_cast<const uint32_t*>(cur+8));
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mappingsOut.reserve(count);
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const unsigned char* subcur = cur + 12;
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for (int i=0 ; i<count ; ++i)
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mappingsOut.push_back(reinterpret_cast<const LayerMapping*>(subcur + i * 12));
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cur += size;
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}
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}
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}
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const ADSR* AudioGroupPool::tableAsAdsr(ObjectId id) const
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{
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auto search = m_tables.find(id);
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if (search == m_tables.cend())
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return nullptr;
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return reinterpret_cast<const ADSR*>(search->second);
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}
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}
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