Initial setup

9 files changed, 165 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
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+++ b/.gitignore
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+# Prerequisites
+*.d
+
+# Compiled Object files
+*.slo
+*.lo
+*.o
+*.obj
+
+# Precompiled Headers
+*.gch
+*.pch
+
+# Compiled Dynamic libraries
+*.so
+*.dylib
+*.dll
+
+# Fortran module files
+*.mod
+*.smod
+
+# Compiled Static libraries
+*.lai
+*.la
+*.a
+*.lib
+
+# Executables
+*.exe
+*.out
+*.app
+
+# clangd cache
+.cache/
+
+# VSCode settings
+.vscode/
+
+# CMake build directory
+build/
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diff --git a/.gitmodules b/.gitmodules
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+++ b/.gitmodules
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+[submodule "ext/tinyobjloader"]
+	path = ext/tinyobjloader
+	url = https://github.com/tinyobjloader/tinyobjloader.git
+[submodule "ext/imgui"]
+	path = ext/imgui
+	url = https://github.com/ocornut/imgui.git
+[submodule "ext/argparse"]
+	path = ext/argparse
+	url = https://github.com/p-ranav/argparse.git
+[submodule "ext/tinygltf.git"]
+	path = ext/tinygltf.git
+	url = https://github.com/syoyo/tinygltf.git
diff --git a/CMakeLists.txt b/CMakeLists.txt
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+++ b/CMakeLists.txt
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+# CMakeLists.txt
+
+cmake_minimum_required(VERSION 3.11)
+
+project(IrisRenderer VERSION 1.0)
+
+set(CMAKE_CXX_STANDARD 20)
+set(PROJECT_ROOT ${CMAKE_SOURCE_DIR})
+set(SRC_DIR ${PROJECT_ROOT}/src)
+set(EXT_DIR ${PROJECT_ROOT}/ext)
+
+# Add external libraries
+include(${EXT_DIR}/imgui.cmake)
+
+add_library(argparse INTERFACE)
+target_include_directories(argparse INTERFACE ${EXT_DIR}/argparse/include)
+
+add_library(tinygltf INTERFACE)
+target_include_directories(tinygltf INTERFACE ${EXT_DIR}/tinygltf)
+
+add_library(tinyobjloader INTERFACE)
+target_include_directories(tinyobjloader INTERFACE ${EXT_DIR}/tinyobjloader)
+
+# Add your project's source files
+file(GLOB_RECURSE SOURCES "${SRC_DIR}/*.cpp")
+
+# Add executable from your source files
+add_executable(IrisRenderer ${SOURCES})
+
+find_package(glfw3 REQUIRED)
+
+# Link external libraries to your project
+target_link_libraries(IrisRenderer PRIVATE argparse imgui tinygltf tinyobjloader glfw)
+
+# Optional: Include additional compiler options or flags
+target_compile_options(IrisRenderer PRIVATE -Wall -Wextra)
diff --git a/ext/argparse b/ext/argparse
new file mode 160000
+Subproject fd13c2859131ab463e617a5a8abcc69eb7e1d89
diff --git a/ext/imgui b/ext/imgui
new file mode 160000
+Subproject 1dfbb100d6ca6e7d813102e979c07f66a56546b
diff --git a/ext/imgui.cmake b/ext/imgui.cmake
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index 0000000..42d7c5d
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+++ b/ext/imgui.cmake
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+set(IMGUI_DIR ${EXT_DIR}/imgui)
+add_library(imgui STATIC
+    ${IMGUI_DIR}/imgui.cpp
+    ${IMGUI_DIR}/imgui_demo.cpp
+    ${IMGUI_DIR}/imgui_draw.cpp
+    ${IMGUI_DIR}/imgui_widgets.cpp
+    ${IMGUI_DIR}/backends/imgui_impl_glfw.cpp
+)
+
+target_include_directories(imgui PUBLIC
+    ${IMGUI_DIR}
+    ${IMGUI_DIR}/backends
+)
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diff --git a/ext/tinygltf.git b/ext/tinygltf.git
new file mode 160000
+Subproject fda7422022ff058b1b7b501d373a97b1cc377bf
diff --git a/ext/tinyobjloader b/ext/tinyobjloader
new file mode 160000
+Subproject 50461d0e0a77c178bb478e9319d7de82f469a84
diff --git a/src/app.cpp b/src/app.cpp
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--- /dev/null
+++ b/src/app.cpp
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+#include "imgui.h"
+#include "imgui_impl_glfw.h"
+#include "imgui_impl_vulkan.h"
+#include "argparse/argparse.hpp"
+#include <GLFW/glfw3.h>
+
+#include <iostream>
+
+GLFWwindow *start_up(int width, int height) {
+    return nullptr;
+}
+
+void main_loop(GLFWwindow *window) {
+
+}
+
+void shut_down(GLFWwindow *window) {
+
+}
+
+int main(int argc, char** argv) {
+    argparse::ArgumentParser program("IrisRenderer");
+    program.add_argument("width")
+        .help("display width of the window")
+        .scan<'i', int>();
+    program.add_argument("height")
+        .help("display height of the window")
+        .scan<'i', int>();
+    
+    try {
+        program.parse_args(argc, argv);
+    } catch (const std::exception& err) {
+        std::cerr << err.what() << std::endl;
+        std::cerr << program;
+        return 1;
+    }
+
+    int window_width = program.get<int>("width");
+    int window_height = program.get<int>("height");
+
+    if (!glfwInit()) {
+        const char* description = nullptr;
+        glfwGetError(&description);
+        if (description != nullptr) {
+            std::cerr << "Error: " << description << std::endl;
+        } else {
+            std::cerr << "Failed to initialize GLFW" << std::endl;
+        }
+
+        glfwTerminate();
+        return -1;
+    }
+
+    auto window = start_up(window_width, window_height);
+    if (window == nullptr) {
+        return -2;
+    }
+    while (!glfwWindowShouldClose(window)) {
+        main_loop(window);
+    }
+    shut_down(window);    
+    return 0;
+}
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