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Increase branch prediction on clamp function

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This commit is contained in:
Christophe Riccio 2011-01-31 17:17:42 +00:00
parent 8387847c42
commit 86328415fa
1 changed files with 5 additions and 3 deletions
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8
glm/core/func_common.inl
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@ -729,9 +729,11 @@ namespace glm
detail::type<valType>::is_int || detail::type<valType>::is_int ||
detail::type<valType>::is_uint, "'clamp' only accept numbers"); detail::type<valType>::is_uint, "'clamp' only accept numbers");
if(x >= maxVal) return maxVal; // Old implementation, less predictable branching
if(x <= minVal) return minVal; //if(x >= maxVal) return maxVal;
return x; //if(x <= minVal) return minVal;
//return x;
return glm::max(glm::min(x, maxVal), minVal);
} }
template <typename T> template <typename T>