From 06ccfd8b34c702da9ad695982e8210823d7b501c Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Thu, 23 Feb 2023 07:25:55 +0100
Subject: wip

---
 entity/erased-constraints.cpp | 71 +++++++++++++++++++++++++++++++++++++++++++
 entity/erased-constraints.hpp | 58 ++---------------------------------
 2 files changed, 74 insertions(+), 55 deletions(-)
 create mode 100644 entity/erased-constraints.cpp

(limited to 'entity')

diff --git a/entity/erased-constraints.cpp b/entity/erased-constraints.cpp
new file mode 100644
index 00000000..599b4164
--- /dev/null
+++ b/entity/erased-constraints.cpp
@@ -0,0 +1,71 @@
+#include "erased-constraints.hpp"
+#include "compat/assert.hpp"
+#include <cstdint>
+#include <cmath>
+#include <limits>
+
+static_assert(sizeof(std::size_t) == sizeof(std::uintptr_t));
+static_assert(sizeof(std::size_t) == sizeof(std::ptrdiff_t));
+
+namespace floormat::entities::erased_constraints {
+
+template<typename T> std::pair<T, T> range::convert() const
+{
+    static_assert(sizeof(T) <= sizeof(std::size_t));
+    using limits = std::numeric_limits<T>;
+
+    if (type == type_none)
+        return { limits::min(), limits::max() };
+    else
+    {
+        if constexpr (std::is_integral_v<T>)
+        {
+            if (std::is_signed_v<T>)
+            {
+                fm_assert(type == type_int);
+                return { T(min.i), T(max.i) };
+            }
+            else
+            {
+                fm_assert(type == type_uint);
+                return { T(min.u), T(max.u) };
+            }
+        }
+        else
+        {
+            static_assert(std::is_floating_point_v<T>);
+            fm_assert(type == type_float);
+            return { T(min.f), T(max.f) };
+        }
+    }
+}
+
+template std::pair<std::uint8_t, std::uint8_t> range::convert() const;
+template std::pair<std::uint16_t, std::uint16_t> range::convert() const;
+template std::pair<std::uint32_t, std::uint32_t> range::convert() const;
+template std::pair<std::uint64_t, std::uint64_t> range::convert() const;
+template std::pair<std::int8_t, std::int8_t> range::convert() const;
+template std::pair<std::int16_t, std::int16_t> range::convert() const;
+template std::pair<std::int32_t, std::int32_t> range::convert() const;
+template std::pair<std::int64_t, std::int64_t> range::convert() const;
+template std::pair<float, float> range::convert() const;
+template std::pair<double, double> range::convert() const;
+
+bool operator==(const range& a, const range& b)
+{
+    if (a.type != b.type)
+        return false;
+
+    constexpr float eps = 1e-6f;
+
+    switch (a.type)
+    {
+    default: return false;
+    case range::type_none:  return true;
+    case range::type_float: return std::fabs(a.min.f - b.min.f) < eps && std::fabs(a.max.f - b.max.f) < eps;
+    case range::type_uint:  return a.min.u == b.min.u && a.max.u == b.max.u;
+    case range::type_int:   return a.min.i == b.min.i && a.max.i == b.max.i;
+    }
+}
+
+} // namespace floormat::entities::erased_constraints
diff --git a/entity/erased-constraints.hpp b/entity/erased-constraints.hpp
index 4fe5c853..5a6cb939 100644
--- a/entity/erased-constraints.hpp
+++ b/entity/erased-constraints.hpp
@@ -1,15 +1,8 @@
 #pragma once
-#include <cstddef>
-#include <cmath>
-#include <limits>
-#include <cstdint>
 #include <Corrade/Containers/StringView.h>
 
 namespace floormat::entities::erased_constraints {
 
-static_assert(sizeof(std::size_t) == sizeof(std::uintptr_t));
-static_assert(sizeof(std::size_t) == sizeof(std::ptrdiff_t));
-
 struct range final
 {
     using U = std::size_t;
@@ -24,57 +17,13 @@ struct range final
     element min {.i = 0}, max {.i = 0};
     type_ type = type_none;
 
-    template<typename T> constexpr std::pair<T, T> convert() const;
+    template<typename T> std::pair<T, T> convert() const;
+    friend bool operator==(const range& a, const range& b);
 };
 
-template<typename T> constexpr std::pair<T, T> range::convert() const
-{
-    static_assert(sizeof(T) <= sizeof(std::size_t));
-    using limits = std::numeric_limits<T>;
-
-    if (type == type_none)
-        return { limits::min(), limits::max() };
-    else
-    {
-        if constexpr (std::is_integral_v<T> && std::is_signed_v<T>)
-        {
-            fm_assert(type == type_int);
-            return { T(min.i), T(max.i) };
-        }
-        else if constexpr (std::is_integral_v<T> && std::is_unsigned_v<T>)
-        {
-            fm_assert(type == type_uint);
-            return { T(min.u), T(max.u) };
-        }
-        else
-        {
-            fm_assert(type == type_float);
-            return { T(min.i), T(max.i) };
-        }
-    }
-}
-
-constexpr bool operator==(const range& a, const range& b)
-{
-    if (a.type != b.type)
-        return false;
-
-    constexpr float eps = 1e-6f;
-
-    switch (a.type)
-    {
-    default: return false;
-    case range::type_none:  return true;
-    case range::type_float: return std::fabs(a.min.f - b.min.f) < eps && std::fabs(a.max.f - b.max.f) < eps;
-    case range::type_uint:  return a.min.u == b.min.u && a.max.u == b.max.u;
-    case range::type_int:   return a.min.i == b.min.i && a.max.i == b.max.i;
-    }
-}
-
 struct max_length final {
-    std::size_t value = std::numeric_limits<std::size_t>::max();
+    std::size_t value = std::size_t(-1);
     constexpr operator std::size_t() const { return value; }
-    //constexpr bool operator==(const max_length&) const noexcept = default;
 };
 
 struct group final {
@@ -82,7 +31,6 @@ struct group final {
     constexpr operator StringView() const { return group_name; }
     constexpr group() = default;
     constexpr group(StringView name) : group_name{name} {}
-    //constexpr bool operator==(const group&) const noexcept = default;
 };
 
 } // namespace floormat::entities::erased_constraints
-- 
cgit v1.2.3