Move 'glfw' out of the core file

CMakeLists.txt

@@ -61,7 +61,7 @@ target_link_libraries(${RUNNER_NAME} PRIVATE ${LIBRARY_NAME})
 add_executable("${COMPILER_NAME}"
     "bootstrap/bloat-buster/main.c"
     "bootstrap/bloat-buster/pdb_image.c"
-    "bootstrap/bloat-buster/gui.c"
+    "bootstrap/bloat-buster/bb_core.c"
 )
 target_link_libraries(${COMPILER_NAME} PRIVATE ${LIBRARY_NAME})
 
@@ -212,7 +212,10 @@ if (NOT BB_IS_CI)
     target_sources(${COMPILER_NAME} PRIVATE
         "bootstrap/bloat-buster/shader_compilation.c"
         "bootstrap/bloat-buster/image_loader.c"
-        "bootstrap/bloat-buster/font.c"
+        "bootstrap/std/font_cache.c"
+        "bootstrap/std/font_provider.c"
+        "bootstrap/std/graphics.c"
+        "bootstrap/std/render.c"
     )
 
     target_include_directories(${COMPILER_NAME} PRIVATE dependencies/stb)

bootstrap/bloat-buster/bb_core.c

@@ -1,12 +1,11 @@
 #if BB_CI == 0
-#include <bloat-buster/gui.h>
+#include <bloat-buster/bb_core.h>
 
-#define GLFW_INCLUDE_NONE
-#include <GLFW/glfw3.h>
-#include <GLFW/glfw3native.h>
 #include <volk.h>
 
 #include <std/virtual_buffer.h>
+#include <std/graphics.h>
+
 #include <bloat-buster/shader_compilation.h>
 #include <bloat-buster/image_loader.h>
 #include <bloat-buster/font.h>
@@ -487,18 +486,8 @@ fn VulkanImage vk_image_from_texture(VkDevice device, const VkAllocationCallback
 
 void run_app(Arena* arena)
 {
-#if defined(VK_USE_PLATFORM_XLIB_KHR)
-    glfwInitHint(GLFW_PLATFORM, GLFW_PLATFORM_X11);
-#elif defined(VK_USE_PLATFORM_WAYLAND_KHR)
-    glfwInitHint(GLFW_PLATFORM, GLFW_PLATFORM_WAYLAND);
-#endif
-
-    if (glfwInit() != GLFW_TRUE)
-    {
-        failed_execution();
-    }
-
-    glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API);
+    u8 use_x11 = 1;
+    graphics_init(use_x11);
     vkok(volkInitialize());
 
     const VkAllocationCallbacks* allocation_callbacks = 0;
@@ -586,7 +575,13 @@ void run_app(Arena* arena)
 
     int initial_width = 1024;
     int initial_height = 768;
-    GLFWwindow* window = glfwCreateWindow(initial_width, initial_height, "Bloat Buster", 0, 0);
+    GraphicsWindow* window = graphics_window_create((GraphicsWindowCreate) {
+        .name = strlit("Bloat Buster"),
+        .size = {
+            .width = initial_width,
+            .height= initial_height,
+        },
+    });
 
     if (!window)
     {
@@ -600,8 +595,8 @@ void run_app(Arena* arena)
             .sType = VK_STRUCTURE_TYPE_WIN32_SURFACE_CREATE_INFO_KHR,
             .pNext = 0,
             .flags = 0,
-            .hinstance = GetModuleHandleW(0),
-            .hwnd = glfwGetWin32Window(window),
+            .hinstance = os_windows_get_module_handle(),
+            .hwnd = graphics_win32_window_get(window),
         };
         vkok(vkCreateWin32SurfaceKHR(instance, &create_info, allocation_callbacks, &surface));
 #endif
@@ -610,8 +605,8 @@ void run_app(Arena* arena)
             .sType = VK_STRUCTURE_TYPE_XLIB_SURFACE_CREATE_INFO_KHR,
             .pNext = 0,
             .flags = 0,
-            .dpy = glfwGetX11Display(),
-            .window = glfwGetX11Window(window),
+            .dpy = graphics_x11_display_get(),
+            .window = graphics_x11_window_get(window),
         };
         vkok(vkCreateXlibSurfaceKHR(instance, &create_info, allocation_callbacks, &surface));
 #endif
@@ -1349,14 +1344,14 @@ strlit("/usr/share/fonts/TTF/FiraSans-Regular.ttf")
     }
 
     u32 frame_completed = 0;
-    for (u32 frame_number = 0; !glfwWindowShouldClose(window); frame_number += frame_completed)
+    for (u32 frame_number = 0; !graphics_window_should_close(window); frame_number += frame_completed)
     {
         frame_completed = 0;
-        glfwPollEvents();
+        graphics_poll_events();
 
-        int width;
-        int height;
-        glfwGetWindowSize(window, &width, &height);
+        auto window_size = graphics_window_size_get(window);
+        auto width = window_size.width;
+        auto height = window_size.height;
 
         if (width == 0 || height == 0)
         {

bootstrap/bloat-buster/main.c

@@ -10,7 +10,7 @@
 #include <bloat-buster/llvm.h>
 #include <bloat-buster/lld_driver.h>
 #include <bloat-buster/lld_api.h>
-#include <bloat-buster/gui.h>
+#include <bloat-buster/bb_core.h>
 
 #ifdef __APPLE__
 #define clang_path "/opt/homebrew/opt/llvm/bin/clang"

bootstrap/include/std/graphics.h

@@ -0,0 +1,35 @@
+#include <std/base.h>
+#include <std/os.h>
+
+STRUCT(GraphicsWindowSize)
+{
+    u32 width;
+    u32 height;
+};
+
+STRUCT(GraphicsWindowCreate)
+{
+    String name;
+    GraphicsWindowSize size;
+};
+
+typedef struct GraphicsWindow GraphicsWindow;
+
+EXPORT void graphics_init(u8 should_use_x11);
+EXPORT GraphicsWindow* graphics_window_create(GraphicsWindowCreate create);
+EXPORT u8 graphics_window_should_close(GraphicsWindow* window);
+EXPORT void graphics_poll_events();
+EXPORT GraphicsWindowSize graphics_window_size_get(GraphicsWindow* window);
+
+#ifdef __linux__
+typedef unsigned long XID;
+typedef struct _XDisplay Display;
+typedef XID Window;
+
+EXPORT Display* graphics_x11_display_get();
+EXPORT Window graphics_x11_window_get(GraphicsWindow* window);
+#endif
+
+#ifdef _WIN32
+EXPORT HANDLE graphics_win32_window_get(GraphicsWindow* window);
+#endif

bootstrap/include/std/os.h

@@ -94,3 +94,8 @@ EXPORT void os_directory_make(String path);
 EXPORT void calibrate_cpu_timer();
 
 EXPORT void print_string(String string);
+
+#if _WIN32
+typedef void* HANDLE;
+EXPORT HANDLE os_windows_get_module_handle();
+#endif

bootstrap/std/font_cache.c

@@ -0,0 +1 @@
+

bootstrap/std/graphics.c

@@ -0,0 +1,77 @@
+#include <std/graphics.h>
+
+#define GLFW_INCLUDE_NONE
+#include <GLFW/glfw3.h>
+#include <GLFW/glfw3native.h>
+
+global_variable u8 use_x11 = 0;
+
+fn GraphicsWindow* graphics_window_from_glfw(GLFWwindow* window)
+{
+    return (GraphicsWindow*)window;
+}
+
+fn GLFWwindow* glfw_window_from_graphics(GraphicsWindow* window)
+{
+    return (GLFWwindow*)window;
+}
+
+void graphics_init(u8 should_use_x11)
+{
+#ifdef __linux__
+    use_x11 = should_use_x11;
+    int platform_hint = use_x11 ? GLFW_PLATFORM_X11 : GLFW_PLATFORM_WAYLAND;
+    glfwInitHint(GLFW_PLATFORM, platform_hint);
+#endif
+
+    if (glfwInit() != GLFW_TRUE)
+    {
+        failed_execution();
+    }
+}
+
+GraphicsWindow* graphics_window_create(GraphicsWindowCreate create)
+{
+    glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API);
+    GLFWwindow* window = glfwCreateWindow(create.size.width, create.size.height, string_to_c(create.name), 0, 0);
+
+    return graphics_window_from_glfw(window);
+}
+
+u8 graphics_window_should_close(GraphicsWindow* window)
+{
+    return glfwWindowShouldClose(glfw_window_from_graphics(window));
+}
+
+void graphics_poll_events()
+{
+    glfwPollEvents();
+}
+
+GraphicsWindowSize graphics_window_size_get(GraphicsWindow* window)
+{
+    GLFWwindow* w = glfw_window_from_graphics(window);
+    GraphicsWindowSize result;
+    glfwGetWindowSize(w, (int*)&result.width, (int*)&result.height);
+
+    return result;
+}
+
+#ifdef _WIN32
+HANDLE graphics_win32_window_get(GraphicsWindow* window)
+{
+    return glfwGetWin32Window(glfw_window_from_graphics(window));
+}
+#endif
+
+#ifdef __linux__
+Display* graphics_x11_display_get()
+{
+    return glfwGetX11Display();
+}
+
+Window graphics_x11_window_get(GraphicsWindow* window)
+{
+    return glfwGetX11Window(glfw_window_from_graphics(window));
+}
+#endif

bootstrap/std/os.c

@@ -1653,3 +1653,10 @@ void print_string(String message)
         unused(message);
 #endif
 }
+
+#if _WIN32
+HANDLE os_windows_get_module_handle()
+{
+    return GetModuleHandleW(0);
+}
+#endif