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Fixed missing bitfieldInterleave definisions

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This commit is contained in:
Christophe Riccio 2014-03-16 11:53:58 +01:00
parent 0b73091c7f
commit 00e860eeee
2 changed files with 83 additions and 0 deletions
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82
glm/gtx/bit.inl
View File

@ -420,6 +420,62 @@ namespace glm
return REG1 | (REG2 << 1);
}
template <>
GLM_FUNC_QUALIFIER glm::uint32 bitfieldInterleave(glm::uint8 x, glm::uint8 y, glm::uint8 z)
{
glm::uint32 REG1(x);
glm::uint32 REG2(y);
glm::uint32 REG3(z);
REG1 = ((REG1 << 16) | REG1) & glm::uint32(0x00FF0000FF0000FF);
REG2 = ((REG2 << 16) | REG2) & glm::uint32(0x00FF0000FF0000FF);
REG3 = ((REG3 << 16) | REG3) & glm::uint32(0x00FF0000FF0000FF);
REG1 = ((REG1 << 8) | REG1) & glm::uint32(0xF00F00F00F00F00F);
REG2 = ((REG2 << 8) | REG2) & glm::uint32(0xF00F00F00F00F00F);
REG3 = ((REG3 << 8) | REG3) & glm::uint32(0xF00F00F00F00F00F);
REG1 = ((REG1 << 4) | REG1) & glm::uint32(0x30C30C30C30C30C3);
REG2 = ((REG2 << 4) | REG2) & glm::uint32(0x30C30C30C30C30C3);
REG3 = ((REG3 << 4) | REG3) & glm::uint32(0x30C30C30C30C30C3);
REG1 = ((REG1 << 2) | REG1) & glm::uint32(0x9249249249249249);
REG2 = ((REG2 << 2) | REG2) & glm::uint32(0x9249249249249249);
REG3 = ((REG3 << 2) | REG3) & glm::uint32(0x9249249249249249);
return REG1 | (REG2 << 1) | (REG3 << 2);
}
template <>
GLM_FUNC_QUALIFIER glm::uint64 bitfieldInterleave(glm::uint16 x, glm::uint16 y, glm::uint16 z)
{
glm::uint64 REG1(x);
glm::uint64 REG2(y);
glm::uint64 REG3(z);
REG1 = ((REG1 << 32) | REG1) & glm::uint64(0xFFFF00000000FFFF);
REG2 = ((REG2 << 32) | REG2) & glm::uint64(0xFFFF00000000FFFF);
REG3 = ((REG3 << 32) | REG3) & glm::uint64(0xFFFF00000000FFFF);
REG1 = ((REG1 << 16) | REG1) & glm::uint64(0x00FF0000FF0000FF);
REG2 = ((REG2 << 16) | REG2) & glm::uint64(0x00FF0000FF0000FF);
REG3 = ((REG3 << 16) | REG3) & glm::uint64(0x00FF0000FF0000FF);
REG1 = ((REG1 << 8) | REG1) & glm::uint64(0xF00F00F00F00F00F);
REG2 = ((REG2 << 8) | REG2) & glm::uint64(0xF00F00F00F00F00F);
REG3 = ((REG3 << 8) | REG3) & glm::uint64(0xF00F00F00F00F00F);
REG1 = ((REG1 << 4) | REG1) & glm::uint64(0x30C30C30C30C30C3);
REG2 = ((REG2 << 4) | REG2) & glm::uint64(0x30C30C30C30C30C3);
REG3 = ((REG3 << 4) | REG3) & glm::uint64(0x30C30C30C30C30C3);
REG1 = ((REG1 << 2) | REG1) & glm::uint64(0x9249249249249249);
REG2 = ((REG2 << 2) | REG2) & glm::uint64(0x9249249249249249);
REG3 = ((REG3 << 2) | REG3) & glm::uint64(0x9249249249249249);
return REG1 | (REG2 << 1) | (REG3 << 2);
}
template <>
GLM_FUNC_QUALIFIER glm::uint64 bitfieldInterleave(glm::uint32 x, glm::uint32 y, glm::uint32 z)
{
@ -450,6 +506,32 @@ namespace glm
return REG1 | (REG2 << 1) | (REG3 << 2);
}
template <>
GLM_FUNC_QUALIFIER glm::uint32 bitfieldInterleave(glm::uint8 x, glm::uint8 y, glm::uint8 z, glm::uint8 w)
{
glm::uint32 REG1(x);
glm::uint32 REG2(y);
glm::uint32 REG3(z);
glm::uint32 REG4(w);
REG1 = ((REG1 << 12) | REG1) & glm::uint32(0x000F000F000F000F);
REG2 = ((REG2 << 12) | REG2) & glm::uint32(0x000F000F000F000F);
REG3 = ((REG3 << 12) | REG3) & glm::uint32(0x000F000F000F000F);
REG4 = ((REG4 << 12) | REG4) & glm::uint32(0x000F000F000F000F);
REG1 = ((REG1 << 6) | REG1) & glm::uint32(0x0303030303030303);
REG2 = ((REG2 << 6) | REG2) & glm::uint32(0x0303030303030303);
REG3 = ((REG3 << 6) | REG3) & glm::uint32(0x0303030303030303);
REG4 = ((REG4 << 6) | REG4) & glm::uint32(0x0303030303030303);
REG1 = ((REG1 << 3) | REG1) & glm::uint32(0x1111111111111111);
REG2 = ((REG2 << 3) | REG2) & glm::uint32(0x1111111111111111);
REG3 = ((REG3 << 3) | REG3) & glm::uint32(0x1111111111111111);
REG4 = ((REG4 << 3) | REG4) & glm::uint32(0x1111111111111111);
return REG1 | (REG2 << 1) | (REG3 << 2) | (REG4 << 3);
}
template <>
GLM_FUNC_QUALIFIER glm::uint64 bitfieldInterleave(glm::uint16 x, glm::uint16 y, glm::uint16 z, glm::uint16 w)
{

1
readme.txt
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@ -47,6 +47,7 @@ GLM 0.9.5.3: 2014-0X-XX
- Fixed CUDA issues (#169, #168, #183, #182)
- Added support for all extensions but GTX_string_cast to CUDA
- Fixed strict aliasing warnings in GCC 4.8.1 / Android NDK 9c (#152)
- Fixed missing bitfieldInterleave definisions
================================================================================
GLM 0.9.5.2: 2014-02-08