139 lines
3.3 KiB
C++
139 lines
3.3 KiB
C++
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
// OpenGL Mathematics Copyright (c) 2005 - 2012 G-Truc Creation (www.g-truc.net)
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
// Created : 2011-05-03
|
|
// Updated : 2011-05-03
|
|
// Licence : This source is under MIT licence
|
|
// File : test/core/func_integer.cpp
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#include <glm/glm.hpp>
|
|
#include <iostream>
|
|
|
|
enum result
|
|
{
|
|
SUCCESS,
|
|
FAIL,
|
|
ASSERT,
|
|
STATIC_ASSERT
|
|
};
|
|
|
|
namespace bitfieldExtract
|
|
{
|
|
template <typename genType, typename sizeType>
|
|
struct type
|
|
{
|
|
genType Value;
|
|
sizeType BitFirst;
|
|
sizeType BitCount;
|
|
genType Return;
|
|
result Result;
|
|
};
|
|
|
|
typedef type<glm::uint, glm::uint> typeU32;
|
|
|
|
typeU32 const Data32[] =
|
|
{
|
|
{0xffffffff, 8, 0, 0x00000000, SUCCESS},
|
|
{0x00000000, 0,32, 0x00000000, SUCCESS},
|
|
{0xffffffff, 0,32, 0xffffffff, SUCCESS},
|
|
{0x0f0f0f0f, 0,32, 0x0f0f0f0f, SUCCESS},
|
|
{0x00000000, 8, 0, 0x00000000, SUCCESS},
|
|
{0x80000000,31, 1, 0x00000001, SUCCESS},
|
|
{0x7fffffff,31, 1, 0x00000000, SUCCESS},
|
|
{0x00000300, 8, 8, 0x00000003, SUCCESS},
|
|
{0x0000ff00, 8, 8, 0x000000ff, SUCCESS},
|
|
{0xfffffff0, 0, 5, 0x00000010, SUCCESS},
|
|
{0x000000ff, 1, 3, 0x00000007, SUCCESS},
|
|
{0x000000ff, 0, 3, 0x00000007, SUCCESS},
|
|
{0x00000000, 0, 2, 0x00000000, SUCCESS},
|
|
{0xffffffff, 0, 8, 0x000000ff, SUCCESS},
|
|
{0xffff0000,16,16, 0x0000ffff, SUCCESS},
|
|
{0xfffffff0, 0, 8, 0x00000000, FAIL},
|
|
{0xffffffff,16,16, 0x00000000, FAIL},
|
|
//{0xffffffff,32, 1, 0x00000000, ASSERT}, // Throw an assert
|
|
//{0xffffffff, 0,33, 0x00000000, ASSERT}, // Throw an assert
|
|
//{0xffffffff,16,16, 0x00000000, ASSERT}, // Throw an assert
|
|
};
|
|
|
|
int test()
|
|
{
|
|
glm::uint count = sizeof(Data32) / sizeof(typeU32);
|
|
|
|
for(glm::uint i = 0; i < count; ++i)
|
|
{
|
|
glm::uint Return = glm::bitfieldExtract(
|
|
Data32[i].Value,
|
|
Data32[i].BitFirst,
|
|
Data32[i].BitCount);
|
|
|
|
bool Compare = Data32[i].Return == Return;
|
|
|
|
if(Data32[i].Result == SUCCESS && Compare)
|
|
continue;
|
|
else if(Data32[i].Result == FAIL && !Compare)
|
|
continue;
|
|
|
|
std::cout << "glm::bitfieldExtract test fail on test " << i << std::endl;
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
}//extractField
|
|
|
|
namespace bitfieldReverse
|
|
{
|
|
template <typename genType>
|
|
struct type
|
|
{
|
|
genType Value;
|
|
genType Return;
|
|
result Result;
|
|
};
|
|
|
|
typedef type<glm::uint> typeU32;
|
|
|
|
typeU32 const Data32[] =
|
|
{
|
|
{0xffffffff, 0xffffffff, SUCCESS},
|
|
{0x00000000, 0x00000000, SUCCESS},
|
|
{0xf0000000, 0x0000000f, SUCCESS},
|
|
};
|
|
|
|
int test()
|
|
{
|
|
glm::uint count = sizeof(Data32) / sizeof(typeU32);
|
|
|
|
for(glm::uint i = 0; i < count; ++i)
|
|
{
|
|
glm::uint Return = glm::bitfieldReverse(
|
|
Data32[i].Value);
|
|
|
|
bool Compare = Data32[i].Return == Return;
|
|
|
|
if(Data32[i].Result == SUCCESS && Compare)
|
|
continue;
|
|
else if(Data32[i].Result == FAIL && !Compare)
|
|
continue;
|
|
|
|
std::cout << "glm::bitfieldReverse test fail on test " << i << std::endl;
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
}//bitRevert
|
|
|
|
int main()
|
|
{
|
|
int Error = 0;
|
|
|
|
std::cout << "sizeof(glm::uint64): " << sizeof(glm::detail::uint64) << std::endl;
|
|
|
|
Error += ::bitfieldExtract::test();
|
|
Error += ::bitfieldReverse::test();
|
|
|
|
return Error;
|
|
}
|