SuperMarioOdysseyOnline/include/sead/prim/seadPtrUtil.h

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2022-06-16 21:33:18 +00:00
#pragma once
#include <basis/seadRawPrint.h>
#include <basis/seadTypes.h>
namespace sead
{
class PtrUtil
{
public:
// XXX: these probably do not match Nintendo's implementation
static void* roundUpPow2(const void* ptr, u32 n)
{
const uintptr_t result = uintptr_t(ptr) + (n - uintptr_t(ptr) % n) % n;
return reinterpret_cast<void*>(result);
}
static void* roundUpN(const void* ptr, u32 n)
{
const uintptr_t result = uintptr_t(ptr) + (n - uintptr_t(ptr) % n) % n;
return reinterpret_cast<void*>(result);
}
static void* roundDownPow2(const void* ptr, u32 n)
{
const uintptr_t result = uintptr_t(ptr) - uintptr_t(ptr) % n;
return reinterpret_cast<void*>(result);
}
static void* roundDownN(const void* ptr, u32 n)
{
const uintptr_t result = uintptr_t(ptr) - uintptr_t(ptr) % n;
return reinterpret_cast<void*>(result);
}
static void* addOffset(const void* ptr, intptr_t offset)
{
return reinterpret_cast<void*>(uintptr_t(ptr) + offset);
}
static intptr_t diff(const void* ptr1, const void* ptr2)
{
return intptr_t(ptr1) - intptr_t(ptr2);
}
static bool isInclude(const void* ptr, const void* begin, const void* end)
{
return uintptr_t(begin) <= uintptr_t(ptr) && uintptr_t(ptr) <= uintptr_t(end);
}
static bool isAligned(const void* ptr, s32 alignment)
{
SEAD_ASSERT(alignment != 0);
return uintptr_t(ptr) % alignment == 0;
}
static bool isAlignedPow2(const void* ptr, u32 n) { return (uintptr_t(ptr) & (n - 1)) == 0; }
static bool isAlignedN(const void* ptr, s32 n) { return uintptr_t(ptr) % n == 0; }
};
} // namespace sead