Add window

src/window/sdl/sdl_window.c

@@ -0,0 +1,111 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#include "../window.h"
+#include "../../config/config_inc.h"
+#include "../../utils/utils_inc.h"
+#include "../../wapp/wapp.h"
+#include "../../cglm/struct.h"
+#include <SDL3/SDL.h>
+#include <SDL3/SDL_error.h>
+#include <SDL3/SDL_init.h>
+#include <SDL3/SDL_keycode.h>
+#include <SDL3/SDL_video.h>
+#include <SDL3/SDL_vulkan.h>
+
+wp_intern WpLogger logger = wpLogMakeLogger(wpStr8LitRo("SDL Window"));
+
+wp_intern b8              loadGpuLibrary(void);
+wp_intern void            unloadGpuLibrary(void);
+wp_intern SDL_WindowFlags getGpuWindowFlags(void);
+
+b8 windowBackendInit(void) {
+	return SDL_Init(SDL_INIT_VIDEO) && loadGpuLibrary();
+}
+
+Window windowCreate(WpStr8 title, ivec2s size) {
+	Window window = {0};
+
+	char character[4096] = {0};
+	wpStr8CopyToCstr(character, &title, 4096);
+	window.display_scale   = SDL_GetDisplayContentScale(SDL_GetPrimaryDisplay());
+	window.size            = (ivec2s){ .x = window.display_scale * size.x,
+	                                   .y = window.display_scale * size.y };
+	window.internal.window = SDL_CreateWindow(character, window.size.x, window.size.y,
+	                                          SDL_WINDOW_RESIZABLE | getGpuWindowFlags());
+	assertWithLogger(window.internal.window != NULL, &logger, "Failed to create SDL window");
+
+	i32 w = 0;
+	i32 h = 0;
+	if (SDL_GetWindowSize(window.internal.window, &w, &h)) {
+		window.size = (ivec2s){ .x = w, .y = h };
+	}
+
+	WpStr8 msg = wpStr8Buf(4096);
+	wpStr8Format(&msg, "Created SDL window: %p", window.internal.window);
+	wpLogDebug(&logger, msg);
+
+	return window;
+}
+
+b8 windowShouldClose(const Window *window) {
+	b8 output = false;
+
+	SDL_Event event = {0};
+	while (SDL_PollEvent(&event)) {
+		if (event.type == SDL_EVENT_QUIT ||
+				(event.type == SDL_EVENT_KEY_DOWN && event.key.key == SDLK_ESCAPE)) {
+			output = true;
+			break;
+		}
+	}
+
+	return output;
+}
+
+void windowDestroy(Window *window) {
+	if (window) {
+		SDL_DestroyWindow((SDL_Window *)window->internal.window);
+	}
+}
+
+void windowBackendQuit(void) {
+	unloadGpuLibrary();
+	SDL_Quit();
+}
+
+wp_intern b8 loadGpuLibrary(void) {
+	Config config = configGet();
+
+	switch (config.gpu_backend) {
+		case GPU_BACKEND_VULKAN: {
+			return SDL_Vulkan_LoadLibrary(NULL);
+		} break;
+		default: {
+			return false;
+		}
+	}
+}
+
+wp_intern void unloadGpuLibrary(void) {
+	Config config = configGet();
+
+	switch (config.gpu_backend) {
+		case GPU_BACKEND_VULKAN: {
+			SDL_Vulkan_UnloadLibrary();
+		} break;
+		default: break;
+	}
+}
+
+wp_intern SDL_WindowFlags getGpuWindowFlags(void) {
+	Config config = configGet();
+
+	switch (config.gpu_backend) {
+		case GPU_BACKEND_VULKAN: {
+			return SDL_WINDOW_VULKAN;
+		} break;
+		default: {
+			return 0;
+		}
+	}
+}

src/window/window.h

@@ -0,0 +1,37 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef WINDOW_H
+#define WINDOW_H
+
+#include "../wapp/wapp.h"
+#include "../cglm/struct.h"
+
+#ifdef WP_PLATFORM_CPP
+BEGIN_C_LINKAGE
+#endif
+
+enum WindowErr {
+	WINDOW_ERR_CREATION_FAILED,
+};
+
+typedef struct WindowInternal {
+	void *window;
+} WindowInternal;
+
+typedef struct Window {
+	WindowInternal internal;
+	ivec2s         size;
+	f32            display_scale;
+} Window;
+
+wp_extern b8     windowBackendInit(void);
+wp_extern Window windowCreate(WpStr8 title, ivec2s size);
+wp_extern b8     windowShouldClose(const Window *window);
+wp_extern void   windowDestroy(Window *window);
+wp_extern void   windowBackendQuit(void);
+
+#ifdef WP_PLATFORM_CPP
+END_C_LINKAGE
+#endif
+
+#endif // !WINDOW_H

src/window/window_inc.h

@@ -0,0 +1,8 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef WINDOW_INC_H
+#define WINDOW_INC_H
+
+#include "window.h"
+
+#endif // !WINDOW_INC_H

src/window/window_src.c

@@ -0,0 +1,12 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef WINDOW_SRC_C
+#define WINDOW_SRC_C
+
+#ifdef USE_SDL_WINDOW_BACKEND
+#include "sdl/sdl_window.c"
+#else
+#error "No window backend selected"
+#endif
+
+#endif // !WINDOW_SRC_C