initial commit

.gitignore

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+/.idea
+/.cache
+/.ccls-cache
+/compile_commands.json
+/cmake-build-debug
+/build

CMakeLists.txt

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+cmake_minimum_required(VERSION 3.18..3.29)
+project(jgl_example_project)
+set(CMAKE_CXX_STANDARD 20)
+
+if (PROJECT_SOURCE_DIR STREQUAL PROJECT_BINARY_DIR)
+    message(FATAL_ERROR "In-source builds are not allowed")
+endif()
+
+set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
+include (cmake/CPM.cmake)
+
+CPMAddPackage(
+        NAME JGL
+        URL https://git.redacted.cc/josh/JGL/archive/Prerelease-54.zip
+)
+
+CPMAddPackage(
+        NAME ReWindow
+        URL https://git.redacted.cc/Redacted/ReWindow/archive/Prerelease-32.zip
+)
+
+file(GLOB_RECURSE HEADERS "include/*.h" "include/*.hpp")
+file(GLOB_RECURSE SOURCES "src/*.c" "src/*.cpp")
+
+
+add_executable(jgl_example_project main.cpp)
+
+target_include_directories(jgl_example_project PUBLIC
+        ${JGL_SOURCE_DIR}/include
+        ${ReWindow_SOURCE_DIR}/include
+        ${PROJECT_SOURCE_DIR}/include
+)
+
+target_link_libraries(jgl_example_project PUBLIC JGL ReWindow)

cmake/CPM.cmake

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+# SPDX-License-Identifier: MIT
+#
+# SPDX-FileCopyrightText: Copyright (c) 2019-2023 Lars Melchior and contributors
+
+set(CPM_DOWNLOAD_VERSION 0.38.7)
+set(CPM_HASH_SUM "83e5eb71b2bbb8b1f2ad38f1950287a057624e385c238f6087f94cdfc44af9c5")
+
+if(CPM_SOURCE_CACHE)
+  set(CPM_DOWNLOAD_LOCATION "${CPM_SOURCE_CACHE}/cpm/CPM_${CPM_DOWNLOAD_VERSION}.cmake")
+elseif(DEFINED ENV{CPM_SOURCE_CACHE})
+  set(CPM_DOWNLOAD_LOCATION "$ENV{CPM_SOURCE_CACHE}/cpm/CPM_${CPM_DOWNLOAD_VERSION}.cmake")
+else()
+  set(CPM_DOWNLOAD_LOCATION "${CMAKE_BINARY_DIR}/cmake/CPM_${CPM_DOWNLOAD_VERSION}.cmake")
+endif()
+
+# Expand relative path. This is important if the provided path contains a tilde (~)
+get_filename_component(CPM_DOWNLOAD_LOCATION ${CPM_DOWNLOAD_LOCATION} ABSOLUTE)
+
+file(DOWNLOAD
+     https://github.com/cpm-cmake/CPM.cmake/releases/download/v${CPM_DOWNLOAD_VERSION}/CPM.cmake
+     ${CPM_DOWNLOAD_LOCATION} EXPECTED_HASH SHA256=${CPM_HASH_SUM}
+)
+
+include(${CPM_DOWNLOAD_LOCATION})

main.cpp

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+#include <JGL/JGL.h>
+#include <ReWindow/types/Window.h>
+#include <ReWindow/Logger.h>
+
+
+class Window : public ReWindow::OpenGLWindow {
+private:
+    Vector2 box_pos = Vector2::Zero;
+public:
+    Window(const std::string& title, unsigned int width, unsigned int height) : ReWindow::OpenGLWindow(title, width, height, 2, 1) {}
+    ~Window() override = default;
+
+    void InitGL() {
+        if (!JGL::Init({ GetSize().x, GetSize().y}, 75, 100))
+            throw std::runtime_error("We encountered an error while initializing JGL.");
+
+        glClearColor(0.f, 0.f, 0.f, 0.f);
+        glEnable(GL_DEPTH_TEST);
+        glDepthFunc(GL_LESS);
+        glDepthMask(GL_TRUE);
+    }
+
+    void Display() {
+        glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+        JGL::Update({ GetSize().x, GetSize().y });
+
+        // Rendering goes here.
+        J2D::Begin(nullptr, true);
+            J2D::FillRect(Colors::Red, box_pos, {32, 32});
+        J2D::End();
+    }
+
+    void OnRefresh(float elapsed) override {
+        // Code that runs every frame (that is not rendering) goes here.
+        if (IsKeyDown(Keys::W))
+            box_pos.y -= 240 * GetDeltaTime();
+        if (IsKeyDown(Keys::S))
+            box_pos.y += 240 * GetDeltaTime();
+        if (IsKeyDown(Keys::A))
+            box_pos.x -= 240 * GetDeltaTime();
+        if (IsKeyDown(Keys::D))
+            box_pos.x += 240 * GetDeltaTime();
+
+        Display();
+        ReWindow::OpenGLWindow::SwapBuffers();
+    }
+};
+
+int main() {
+    auto* window = new Window("title", 1152, 864);
+    if (!window->Open())
+        throw std::runtime_error("We encountered an error while opening the window.");
+
+    ReWindow::Logger::Debug.EnableConsole(false);
+    window->SetVsyncEnabled(true);
+    window->SetResizable(false);
+    window->InitGL();
+
+    while (!window->IsClosing())
+        window->ManagedRefresh();
+}