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39 lines
857 B
C++
39 lines
857 B
C++
#include "drape/index_buffer_mutator.hpp"
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#include "drape/vertex_array_buffer.hpp"
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#include <algorithm>
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#include <cstring>
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namespace dp
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{
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IndexBufferMutator::IndexBufferMutator(uint32_t baseSize)
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{
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m_buffer.Resize(baseSize);
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}
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void IndexBufferMutator::AppendIndexes(void const * indexes, uint32_t count)
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{
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uint32_t dstActiveSize = m_activeSize + count;
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if (dstActiveSize > m_buffer.Size())
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m_buffer.Resize(std::max(m_buffer.Size() * 2, dstActiveSize));
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memcpy(m_buffer.GetRaw(m_activeSize), indexes, count * IndexStorage::SizeOfIndex());
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m_activeSize = dstActiveSize;
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}
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void const * IndexBufferMutator::GetIndexes() const
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{
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return m_buffer.GetRawConst();
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}
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uint32_t IndexBufferMutator::GetIndexCount() const
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{
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return m_activeSize;
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}
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uint32_t IndexBufferMutator::GetCapacity() const
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{
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return m_buffer.Size();
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}
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} // namespace dp
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