diff options
| -rw-r--r-- | lib/gl_traits.h | 29 |
1 files changed, 12 insertions, 17 deletions
diff --git a/lib/gl_traits.h b/lib/gl_traits.h index dcbe04e..f641131 100644 --- a/lib/gl_traits.h +++ b/lib/gl_traits.h @@ -99,56 +99,51 @@ struct gl_traits<glm::mat<C, R, T, Q>> : public gl_traits<T> { }; template<typename T> +concept has_glUniform1 = requires { gl_traits<T>::glUniformFunc; }; +template<typename T> +concept has_glUniformNv = requires { gl_traits<T>::glUniformvFunc; }; +template<typename T> +concept has_glUniformMatrixNv = requires { gl_traits<T>::glUniformmFunc; }; + +template<has_glUniform1 T> void glUniform(GLint location, T v) { - static_assert( - requires { gl_traits<T>::glUniformFunc; }, "Has glUnform1T"); (*gl_traits<T>::glUniformFunc)(location, v); } -template<glm::length_t L, typename T, glm::qualifier Q> +template<glm::length_t L, has_glUniformNv T, glm::qualifier Q> void glUniform(GLint location, const glm::vec<L, T, Q> & v) { - static_assert( - requires { gl_traits<T>::glUniformFunc; }, "Has glUnformNTv"); (*gl_traits<T>::glUniformvFunc[L - 1])(location, 1, glm::value_ptr(v)); } -template<glm::length_t L, typename T, glm::qualifier Q> +template<glm::length_t L, has_glUniformNv T, glm::qualifier Q> void glUniform(GLint location, std::span<const glm::vec<L, T, Q>> v) { - static_assert( - requires { gl_traits<T>::glUniformvFunc; }, "Has glUnformNTv"); (*gl_traits<T>::glUniformvFunc[L - 1])(location, static_cast<GLsizei>(v.size()), glm::value_ptr(v.front())); } -template<typename T> +template<has_glUniformNv T> void glUniform(GLint location, std::span<const T> v) { - static_assert( - requires { gl_traits<T>::glUniformvFunc; }, "Has glUnformNTv"); (*gl_traits<T>::glUniformvFunc.front())(location, static_cast<GLsizei>(v.size()), v.data()); } -template<glm::length_t L, typename T, glm::qualifier Q> +template<glm::length_t L, has_glUniformMatrixNv T, glm::qualifier Q> void glUniform(GLint location, const glm::mat<L, L, T, Q> & v) { - static_assert( - requires { gl_traits<T>::glUniformmFunc; }, "Has glUnformMatrixNTv"); (*gl_traits<T>::glUniformmFunc[L - 2])(location, 1, GL_FALSE, glm::value_ptr(v)); } -template<glm::length_t L, typename T, glm::qualifier Q> +template<glm::length_t L, has_glUniformMatrixNv T, glm::qualifier Q> void glUniform(GLint location, std::span<const glm::mat<L, L, T, Q>> v) { - static_assert( - requires { gl_traits<T>::glUniformmFunc; }, "Has glUnformMatrixNTv"); (*gl_traits<T>::glUniformmFunc[L - 2])( location, static_cast<GLsizei>(v.size()), GL_FALSE, glm::value_ptr(v.front())); } |