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Updated swizzle implementation, assert and static_assert draft

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This commit is contained in:
Christophe Riccio 2011-01-14 20:26:58 +00:00
parent 21c1fa14a7
commit e145f7e389
3 changed files with 21 additions and 4 deletions
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1
glm/core/type_vec4.hpp
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@ -36,6 +36,7 @@ namespace glm
struct tvec4 struct tvec4
{ {
enum ctor{null}; enum ctor{null};
enum {_size = 4};
typedef T value_type; typedef T value_type;
typedef std::size_t size_type; typedef std::size_t size_type;
static size_type value_size(); static size_type value_size();

19
glm/gtc/swizzle.hpp
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@ -26,9 +26,9 @@ namespace glm
//! GLM_GTC_swizzle extension //! GLM_GTC_swizzle extension
namespace swizzle{ namespace swizzle{
template <typename T> template <typename T, template <typename> class vecType>
T swizzle( T swizzle(
detail::tvec4<T> const & v, vecType<T> const & v,
comp x); comp x);
template <typename T> template <typename T>
@ -46,6 +46,21 @@ namespace glm
detail::tvec4<T> const & v, detail::tvec4<T> const & v,
comp x, comp y, comp z, comp w); comp x, comp y, comp z, comp w);
template <typename T>
T& swizzle(
detail::tvec4<T> & v,
comp x);
template <typename T>
detail::tref2<T> swizzle(
detail::tvec4<T> & v,
comp x, comp y);
template <typename T>
detail::tref3<T> swizzle(
detail::tvec4<T> & v,
comp x, comp y, comp z);
template <typename T> template <typename T>
detail::tref4<T> swizzle( detail::tref4<T> swizzle(
detail::tvec4<T> & v, detail::tvec4<T> & v,

5
glm/gtc/swizzle.inl
View File

@ -2,13 +2,14 @@ namespace glm{
namespace gtc{ namespace gtc{
namespace swizzle namespace swizzle
{ {
template <typename T> template <typename T, template <typename> class vecType>
inline T swizzle inline T swizzle
( (
detail::tvec4<T> const & v, vecType<T> const & v,
comp x comp x
) )
{ {
assert(int(x) < int(typename vecType<T>::_size));
return v[x]; return v[x];
} }