logging

src/COMMON.h

@@ -44,6 +44,8 @@ typedef double f64;
 
 using namespace glm; 
 
+#define PREFERENCES_DIRECTORY "anm2ed"
+
 #define ROUND_NEAREST_MULTIPLE(value, multiple) (roundf((value) / (multiple)) * (multiple))
 #define FLOAT_TO_U8(x) (static_cast<u8>((x) * 255.0f))
 #define U8_TO_FLOAT(x) ((x) / 255.0f)
@@ -98,19 +100,12 @@ static const vec4 COLOR_OPAQUE = {1.0f, 1.0f, 1.0f, 1.0f};
 static const vec4 COLOR_TRANSPARENT = {0.0f, 0.0f, 0.0f, 0.0f};
 static const vec3 COLOR_OFFSET_NONE = {0.0f, 0.0f, 0.0f};
 
-static inline void log_error(const std::string& string)
+static inline std::string preferences_path_get(void)
 {
-    std::println("[ERROR] {}", string);
-}
-
-static inline void log_info(const std::string& string)
-{
-    std::println("[INFO] {}", string);
-}
-
-static inline void log_warning(const std::string& string)
-{
-    std::println("[WARNING] {}", string);
+    char* preferencesPath = SDL_GetPrefPath("", PREFERENCES_DIRECTORY);
+    std::string preferencesPathString = preferencesPath;
+    SDL_free(preferencesPath);
+    return preferencesPathString;
 }
 
 static inline bool string_to_bool(const std::string& string) 

src/anm2.h

@@ -1,6 +1,5 @@
 #pragma once
 
-#include "COMMON.h"
 #include "resources.h"
 
 #define ANM2_SCALE_CONVERT(x) ((f32)x / 100.0f)

src/dialog.cpp

@@ -73,11 +73,11 @@ void dialog_ffmpeg_path_set(Dialog* self)
 void dialog_explorer_open(const std::string& path)
 {
 #ifdef _WIN32
-		ShellExecuteA(NULL, "open", path.c_str(), NULL, NULL, SW_SHOWNORMAL);
+		ShellExecuteA(NULL, DIALOG_FILE_EXPLORER_COMMAND, path.c_str(), NULL, NULL, SW_SHOWNORMAL);
 #else 
-		char cmd[512];
-		snprintf(cmd, sizeof(cmd), "xdg-open \"%s\" &", path.c_str());
-		system(cmd);
+		char command[DIALOG_FILE_EXPLORER_COMMAND_SIZE];
+		snprintf(command, sizeof(command), DIALOG_FILE_EXPLORER_COMMAND, path.c_str());
+		system(command);
 #endif
 }
 

src/dialog.h

@@ -3,6 +3,14 @@
 #include "render.h"
 #include "window.h"
 
+#define DIALOG_FILE_EXPLORER_COMMAND_SIZE 512
+
+#ifdef _WIN32
+#define DIALOG_FILE_EXPLORER_COMMAND "open"
+#else 
+#define DIALOG_FILE_EXPLORER_COMMAND "xdg-open \"%s\" &"
+#endif
+
 const SDL_DialogFileFilter DIALOG_FILE_FILTER_ANM2[] =
 {
     {"Anm2 file", "anm2;xml"}

src/imgui.h

@@ -207,7 +207,7 @@ struct ImguiHotkey
 static void imgui_log_push(Imgui* self, const std::string& text)
 {
     self->log.push_back({text, IMGUI_LOG_DURATION});
-    std::println("[IMGUI] {}", text);
+    log_imgui(text);
 }
 
 static std::vector<ImguiHotkey>& imgui_hotkey_registry()

src/log.cpp

@@ -0,0 +1,45 @@
+#include "log.h"
+
+inline std::ofstream logFile;
+
+static void _log_write(const std::string& string)
+{
+    std::println("{}", string);
+    
+    if (logFile.is_open())
+    {
+        logFile << string << '\n';
+        logFile.flush();
+    }
+}
+
+void log_init(const std::string& file)
+{
+    logFile.open(file, std::ios::out | std::ios::trunc);
+    if (!logFile) std::println("{}", std::format(LOG_INIT_ERROR, file));
+}
+
+void log_error(const std::string& error)
+{
+    _log_write(LOG_ERROR_FORMAT + error);
+}
+
+void log_info(const std::string& info)
+{
+    _log_write(LOG_INFO_FORMAT + info);
+}
+
+void log_warning(const std::string& warning)
+{
+    _log_write(LOG_WARNING_FORMAT + warning);
+}
+
+void log_imgui(const std::string& imgui)
+{
+    _log_write(LOG_IMGUI_FORMAT + imgui);
+}
+
+void log_free(void)
+{
+    logFile.close();
+}

src/log.h

@@ -0,0 +1,17 @@
+#pragma once
+
+#include "COMMON.h"
+
+#define LOG_WARNING_FORMAT "[WARNING] "
+#define LOG_ERROR_FORMAT "[ERROR] "
+#define LOG_INFO_FORMAT "[INFO] "
+#define LOG_IMGUI_FORMAT "[IMGUI] "
+#define LOG_INIT_ERROR "[ERROR] Failed to open log file: {}"
+#define LOG_PATH "log.txt"
+
+void log_init(const std::string& file);
+void log_error(const std::string& error);
+void log_info(const std::string& info);
+void log_warning(const std::string& warning);
+void log_imgui(const std::string& imgui);
+void log_free(void);

src/main.cpp

@@ -14,6 +14,8 @@ main(s32 argc, char* argv[])
 {
 	State state;
 
+	log_init(preferences_path_get() + LOG_PATH);
+
 	if (argc > 0 && argv[1])
 	{
 		if (std::string(argv[1]) == ARGUMENT_RESCALE)

src/settings.cpp

@@ -74,9 +74,7 @@ static void _settings_setting_load(Settings* self, const std::string& line)
 
 std::string settings_path_get(void)
 {
-    char* path = SDL_GetPrefPath("", SETTINGS_FOLDER);
-    std::string filePath = std::string(path) + SETTINGS_PATH;
-    SDL_free(path);
+    std::string filePath = preferences_path_get() + SETTINGS_PATH;
     return filePath;
 }
 

src/shader.h

@@ -1,6 +1,6 @@
 #pragma once
 
-#include "COMMON.h"
+#include "log.h"
 
 #define SHADER_INFO_LOG_MAX 0xFF
 #define SHADER_INIT_ERROR "Failed to initialize shader {}:\n{}"

src/state.cpp

@@ -24,9 +24,6 @@ static void _draw(State* self)
 
 void init(State* self)
 {
-
-	log_info(STATE_INIT_INFO);
-	
 	settings_init(&self->settings);
 
 	if (!SDL_Init(SDL_INIT_VIDEO))
@@ -78,8 +75,6 @@ void init(State* self)
    	SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 3);
 
 	self->glContext = SDL_GL_CreateContext(self->window);
-
-	window_vsync_set(self->settings.isVsync);
 	
 	if (!self->glContext)
 	{
@@ -87,10 +82,18 @@ void init(State* self)
 		quit(self);
 	}
 
-	glewInit();
+	GLenum glewError = glewInit();
+
+	if (glewError != GLEW_OK)
+	{
+		log_error(std::format(STATE_GL_CONTEXT_INIT_ERROR, (const char*)glewGetErrorString(glewError)));
+		quit(self);
+	}
 
 	log_info(std::format(STATE_GL_CONTEXT_INIT_INFO, (const char*)glGetString(GL_VERSION)));
 	
+	window_vsync_set(self->settings.isVsync);
+	
 	glEnable(GL_BLEND);
 	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);  
 	glLineWidth(STATE_GL_LINE_WIDTH);
@@ -191,4 +194,5 @@ void quit(State* self)
 
 	settings_save(&self->settings);
 	log_info(STATE_QUIT_INFO);
+	log_free();
 }

src/texture.h

@@ -1,6 +1,6 @@
 #pragma once
 
-#include "COMMON.h"
+#include "log.h"
 
 #define TEXTURE_CHANNELS 4
 #define TEXTURE_INIT_INFO "Initialized texture from file: {}"