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https://github.com/g-truc/glm.git
synced 2024-11-10 04:31:47 +00:00
Avoid warnings about comparisons being always true
Depending on the signedness of length_t type we may either get warnings comparison of unsigned expression in ‘>= 0’ being always true or do insufficient checking by not checking if index is not negative. Hide the index checking behind a macro that check the index properly.
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8ebe4b5e57
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38edba1818
@ -614,8 +614,10 @@
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#ifdef GLM_FORCE_SIZE_T_LENGTH
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# define GLM_CONFIG_LENGTH_TYPE GLM_LENGTH_SIZE_T
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# define GLM_ASSERT_LENGTH(l, max) (assert ((l) < (max)))
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#else
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# define GLM_CONFIG_LENGTH_TYPE GLM_LENGTH_INT
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# define GLM_ASSERT_LENGTH(l, max) (assert ((l) >= 0 && (l) < (max)))
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#endif
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namespace glm
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@ -219,14 +219,14 @@ namespace glm
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<2, 2, T, Q>::col_type& mat<2, 2, T, Q>::operator[](typename mat<2, 2, T, Q>::length_type i) GLM_NOEXCEPT
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{
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assert(i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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return this->value[i];
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}
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<2, 2, T, Q>::col_type const& mat<2, 2, T, Q>::operator[](typename mat<2, 2, T, Q>::length_type i) const GLM_NOEXCEPT
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{
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assert(i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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return this->value[i];
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}
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@ -219,14 +219,14 @@ namespace glm
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<2, 3, T, Q>::col_type & mat<2, 3, T, Q>::operator[](typename mat<2, 3, T, Q>::length_type i) GLM_NOEXCEPT
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{
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assert(i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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return this->value[i];
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}
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<2, 3, T, Q>::col_type const& mat<2, 3, T, Q>::operator[](typename mat<2, 3, T, Q>::length_type i) const GLM_NOEXCEPT
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{
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assert(i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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return this->value[i];
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}
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@ -221,14 +221,14 @@ namespace glm
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<2, 4, T, Q>::col_type & mat<2, 4, T, Q>::operator[](typename mat<2, 4, T, Q>::length_type i) GLM_NOEXCEPT
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{
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assert(i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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return this->value[i];
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}
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<2, 4, T, Q>::col_type const& mat<2, 4, T, Q>::operator[](typename mat<2, 4, T, Q>::length_type i) const GLM_NOEXCEPT
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{
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assert(i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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return this->value[i];
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}
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@ -238,14 +238,14 @@ namespace glm
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<3, 2, T, Q>::col_type & mat<3, 2, T, Q>::operator[](typename mat<3, 2, T, Q>::length_type i) GLM_NOEXCEPT
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{
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assert(i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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return this->value[i];
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}
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<3, 2, T, Q>::col_type const& mat<3, 2, T, Q>::operator[](typename mat<3, 2, T, Q>::length_type i) const GLM_NOEXCEPT
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{
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assert(i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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return this->value[i];
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}
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@ -240,14 +240,14 @@ namespace glm
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<3, 3, T, Q>::col_type & mat<3, 3, T, Q>::operator[](typename mat<3, 3, T, Q>::length_type i) GLM_NOEXCEPT
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{
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assert(i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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return this->value[i];
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}
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<3, 3, T, Q>::col_type const& mat<3, 3, T, Q>::operator[](typename mat<3, 3, T, Q>::length_type i) const GLM_NOEXCEPT
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{
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assert(i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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return this->value[i];
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}
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@ -244,14 +244,14 @@ namespace glm
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<3, 4, T, Q>::col_type & mat<3, 4, T, Q>::operator[](typename mat<3, 4, T, Q>::length_type i) GLM_NOEXCEPT
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{
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assert(i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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return this->value[i];
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}
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<3, 4, T, Q>::col_type const& mat<3, 4, T, Q>::operator[](typename mat<3, 4, T, Q>::length_type i) const GLM_NOEXCEPT
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{
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assert(i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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return this->value[i];
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}
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@ -257,14 +257,14 @@ namespace glm
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<4, 2, T, Q>::col_type & mat<4, 2, T, Q>::operator[](typename mat<4, 2, T, Q>::length_type i) GLM_NOEXCEPT
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{
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assert(i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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return this->value[i];
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}
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<4, 2, T, Q>::col_type const& mat<4, 2, T, Q>::operator[](typename mat<4, 2, T, Q>::length_type i) const GLM_NOEXCEPT
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{
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assert(i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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return this->value[i];
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}
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@ -257,14 +257,14 @@ namespace glm
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<4, 3, T, Q>::col_type & mat<4, 3, T, Q>::operator[](typename mat<4, 3, T, Q>::length_type i) GLM_NOEXCEPT
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{
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assert(i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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return this->value[i];
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}
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<4, 3, T, Q>::col_type const& mat<4, 3, T, Q>::operator[](typename mat<4, 3, T, Q>::length_type i) const GLM_NOEXCEPT
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{
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assert(i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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return this->value[i];
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}
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@ -288,14 +288,14 @@ namespace glm
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<4, 4, T, Q>::col_type & mat<4, 4, T, Q>::operator[](typename mat<4, 4, T, Q>::length_type i) GLM_NOEXCEPT
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{
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assert(i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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return this->value[i];
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}
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR typename mat<4, 4, T, Q>::col_type const& mat<4, 4, T, Q>::operator[](typename mat<4, 4, T, Q>::length_type i) const GLM_NOEXCEPT
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{
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assert(i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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return this->value[i];
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}
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@ -74,7 +74,7 @@ namespace detail
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR T & qua<T, Q>::operator[](typename qua<T, Q>::length_type i)
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{
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assert(i >= 0 && i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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# ifdef GLM_FORCE_QUAT_DATA_WXYZ
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return (&w)[i];
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# else
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@ -85,7 +85,7 @@ namespace detail
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR T const& qua<T, Q>::operator[](typename qua<T, Q>::length_type i) const
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{
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assert(i >= 0 && i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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# ifdef GLM_FORCE_QUAT_DATA_WXYZ
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return (&w)[i];
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# else
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@ -105,7 +105,7 @@ namespace glm
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR T & vec<2, T, Q>::operator[](typename vec<2, T, Q>::length_type i)
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{
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assert(i >= 0 && i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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switch(i)
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{
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default:
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@ -119,7 +119,7 @@ namespace glm
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR T const& vec<2, T, Q>::operator[](typename vec<2, T, Q>::length_type i) const
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{
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assert(i >= 0 && i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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switch(i)
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{
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default:
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@ -169,7 +169,7 @@ namespace glm
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR T & vec<3, T, Q>::operator[](typename vec<3, T, Q>::length_type i)
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{
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assert(i >= 0 && i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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switch(i)
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{
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default:
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@ -185,7 +185,7 @@ namespace glm
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR T const& vec<3, T, Q>::operator[](typename vec<3, T, Q>::length_type i) const
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{
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assert(i >= 0 && i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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switch(i)
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{
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default:
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@ -478,7 +478,7 @@ namespace detail
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR T& vec<4, T, Q>::operator[](typename vec<4, T, Q>::length_type i)
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{
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assert(i >= 0 && i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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switch(i)
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{
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default:
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@ -496,7 +496,7 @@ namespace detail
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template<typename T, qualifier Q>
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GLM_FUNC_QUALIFIER GLM_CONSTEXPR T const& vec<4, T, Q>::operator[](typename vec<4, T, Q>::length_type i) const
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{
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assert(i >= 0 && i < this->length());
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GLM_ASSERT_LENGTH(i, this->length());
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switch(i)
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{
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default:
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