added vcpkg manifest file

CMakeLists.txt

@@ -23,6 +23,15 @@ option(OMATH_SUPRESS_SAFETY_CHECKS "Supress some safety checks in release build
 option(OMATH_USE_UNITY_BUILD "Will enable unity build to speed up compilation" OFF)
 option(OMATH_ENABLE_LEGACY "Will enable legacy classes that MUST be used ONLY for backward compatibility" OFF)
 
+if (CMAKE_TOOLCHAIN_FILE)
+    foreach (omath_feature IN LISTS VCPKG_MANIFEST_FEATURES)
+        if (omath_feature STREQUAL "imgui")
+            set(OMATH_IMGUI_INTEGRATION ON)
+        elseif (omath_feature STREQUAL "avx2")
+            set(OMATH_USE_AVX2 ${COMPILER_SUPPORTS_AVX2})
+        endif ()
+    endforeach ()
+endif ()
 if (OMATH_USE_AVX2 AND NOT COMPILER_SUPPORTS_AVX2)
     message(WARNING "OMATH_USE_AVX2 requested, but compiler/target does not support AVX2. Disabling.")
     set(OMATH_USE_AVX2 OFF CACHE BOOL "Omath will use AVX2 to boost performance" FORCE)

include/omath/linear_algebra/vector2.hpp

@@ -221,7 +221,7 @@ namespace omath
         }
 #ifdef OMATH_IMGUI_INTEGRATION
         [[nodiscard]]
-        ImVec2 to_im_vec2() const noexcept
+        constexpr ImVec2 to_im_vec2() const noexcept
         {
             return {static_cast<float>(this->x), static_cast<float>(this->y)};
         }

include/omath/linear_algebra/vector4.hpp

@@ -184,7 +184,7 @@ namespace omath
 
 #ifdef OMATH_IMGUI_INTEGRATION
         [[nodiscard]]
-        ImVec4 to_im_vec4() const noexcept
+        constexpr ImVec4 to_im_vec4() const noexcept
         {
             return {
                     static_cast<float>(this->x),

tests/general/unit_test_imgui_intergration.cpp

@@ -0,0 +1,39 @@
+//
+// Created by Vlad on 10/23/2025.
+//
+#ifdef OMATH_IMGUI_INTEGRATION
+#include <omath/omath.hpp>
+#include <gtest/gtest.h>
+
+#define IMGUI_DEFINE_MATH_OPERATORS
+#include <imgui.h>
+
+
+
+using namespace omath;
+
+TEST(unit_test_imgui_intergration, Vector2ToImVec2)
+{
+    constexpr Vector2 omath_vector_2d = {1.f, 2.f};
+    constexpr ImVec2 imgui_vector_2d = {1, 2.f};
+
+    constexpr auto converted = omath_vector_2d.to_im_vec2();
+    EXPECT_NEAR(converted.x, imgui_vector_2d.x, 1.e-5f);
+    EXPECT_NEAR(converted.y, imgui_vector_2d.y, 1.e-5f);
+}
+
+TEST(unit_test_imgui_intergration, Vector4ToImVec4)
+{
+    constexpr Vector4 omath_vector_2d = {1.f, 2.f, 3.f, 4.f};
+    constexpr ImVec4 imgui_vector_4d = {1, 2.f, 3.f, 4.f};
+
+    constexpr auto converted = omath_vector_2d.to_im_vec4();
+
+    EXPECT_NEAR(converted.x, imgui_vector_4d.x, 1.e-5f);
+    EXPECT_NEAR(converted.y, imgui_vector_4d.y, 1.e-5f);
+    EXPECT_NEAR(converted.z, imgui_vector_4d.z, 1.e-5f);
+    EXPECT_NEAR(converted.w, imgui_vector_4d.w, 1.e-5f);
+}
+
+
+#endif

vcpkg.json

@@ -0,0 +1,31 @@
+{
+  "name": "omath",
+  "version": "3.10.1",
+  "description": "General purpose math library",
+  "homepage": "https://github.com/orange-cpp/omath",
+  "license": "Zlib",
+  "supports": "windows | linux",
+  "dependencies": [
+    {
+      "name": "vcpkg-cmake",
+      "host": true
+    },
+    {
+      "name": "vcpkg-cmake-config",
+      "host": true
+    }
+
+  ],
+  "features": {
+    "avx2": {
+      "description": "Omath will use AVX2 to boost performance",
+      "supports": "!arm"
+    },
+    "imgui": {
+      "description": "Omath will define method to convert omath types to imgui types",
+      "dependencies": [
+        "imgui"
+      ]
+    }
+  }
+}