NvBlastFixedBoolArray.h

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#ifndef NVBLASTFIXEDBOOLARRAY_H
#define NVBLASTFIXEDBOOLARRAY_H

#include "NvBlastAssert.h"
#include "NvBlastMemory.h"
#include <cstring>

namespace Nv
{
namespace Blast
{

class FixedBoolArray
{
public:
    explicit FixedBoolArray(uint32_t size)
    {
        m_size = size;
    }

    static size_t requiredMemorySize(uint32_t size)
    {
        return align16(sizeof(FixedBoolArray)) + align16(size);
    }

    void clear()
    {
        memset(data(), 0, m_size);
    }

    void fill()
    {
        memset(data(), 1, m_size);
    }

    int test(uint32_t index) const
    {
        NVBLAST_ASSERT(index < m_size);
        return data()[index];
    }

    void set(uint32_t index)
    {
        NVBLAST_ASSERT(index < m_size);
        data()[index] = 1;
    }

    void reset(uint32_t index)
    {
        NVBLAST_ASSERT(index < m_size);
        data()[index] = 0;
    }

private:
    uint32_t m_size;

    NV_FORCE_INLINE char* data()
    {
        return ((char*)this + sizeof(FixedBoolArray));
    }

    NV_FORCE_INLINE const char* data() const
    {
        return ((char*)this + sizeof(FixedBoolArray));
    }

private:
    FixedBoolArray(const FixedBoolArray& that);
};

} // namespace Blast
} // namespace Nv

#endif // ifndef NVBLASTFIXEDBOOLARRAY_H