first commit

.gitignore

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+# Build directories
+build/
+cmake-build-*/
+out/
+.cache/
+# IDE files
+.idea/
+.vscode/
+.claude/
+*.swp
+*.swo
+*~
+
+# Compiled files
+*.o
+*.obj
+*.exe
+*.out
+*.app
+
+# CMake generated
+CMakeCache.txt
+CMakeFiles/
+cmake_install.cmake
+Makefile
+compile_commands.json
+
+# Dependencies fetched by CMake
+_deps/
+external/*/
+
+# OS files
+.DS_Store
+Thumbs.db
+
+# AI generated files
+CLAUDE.md

CMakeLists.txt

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+cmake_minimum_required(VERSION 3.16)
+project(sdl3_template C)
+
+set(CMAKE_C_STANDARD 11)
+set(CMAKE_C_STANDARD_REQUIRED ON)
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
+
+find_package(SDL3 REQUIRED CONFIG)
+
+add_executable(${PROJECT_NAME} src/main.c)
+
+target_include_directories(${PROJECT_NAME} PRIVATE include)
+target_link_libraries(${PROJECT_NAME} PRIVATE SDL3::SDL3)
+
+if(MSVC)
+    target_compile_options(${PROJECT_NAME} PRIVATE /W4)
+else()
+    target_compile_options(${PROJECT_NAME} PRIVATE -Wall -Wextra -Wpedantic)
+endif()

src/main.c

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+#include <SDL3/SDL.h>
+
+#define WINDOW_TITLE "SDL3 Template"
+#define WINDOW_WIDTH 800
+#define WINDOW_HEIGHT 600
+
+int main(int argc, char *argv[]) {
+    (void)argc;
+    (void)argv;
+
+    if (!SDL_Init(SDL_INIT_VIDEO)) {
+        SDL_Log("SDL_Init failed: %s", SDL_GetError());
+        return 1;
+    }
+
+    SDL_Window *window = NULL;
+    SDL_Renderer *renderer = NULL;
+    if (!SDL_CreateWindowAndRenderer(WINDOW_TITLE, WINDOW_WIDTH, WINDOW_HEIGHT,
+                                     0, &window, &renderer)) {
+        SDL_Log("SDL_CreateWindowAndRenderer failed: %s", SDL_GetError());
+        SDL_Quit();
+        return 1;
+    }
+
+    bool running = true;
+    while (running) {
+        SDL_Event event;
+        while (SDL_PollEvent(&event)) {
+            switch (event.type) {
+            case SDL_EVENT_QUIT:
+                running = false;
+                break;
+            case SDL_EVENT_KEY_DOWN:
+                if (event.key.key == SDLK_ESCAPE) {
+                    running = false;
+                }
+                break;
+            default:
+                break;
+            }
+        }
+
+        SDL_SetRenderDrawColor(renderer, 0x10, 0x14, 0x1c, 0xff);
+        SDL_RenderClear(renderer);
+        SDL_RenderPresent(renderer);
+    }
+
+    SDL_DestroyRenderer(renderer);
+    SDL_DestroyWindow(window);
+    SDL_Quit();
+    return 0;
+}