2257 lines
72 KiB
C
2257 lines
72 KiB
C
#include "main.h"
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#ifndef _WIN32
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#define DEFAULT_AUDIO_SAMPLE_RATE 96000
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#else
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/* Windows (well, at least my VM) can't handle 96KHz sound well :( */
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/* felsqualle says: For SDL 2.0.6+ using the WASAPI driver, the highest freq.
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we can get is 48000. 96000 also works, but always has some faint crackling in
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the audio, no matter how high or low I set the buffer length...
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Not quite satisfied with that solution, because acc. to SDL2 docs,
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96k + WASAPI *should* work. */
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#define DEFAULT_AUDIO_SAMPLE_RATE 48000
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#endif
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/* Compatibility with older SDL versions */
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#ifndef SDL_AUDIO_ALLOW_SAMPLES_CHANGE
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#define SDL_AUDIO_ALLOW_SAMPLES_CHANGE 0
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#endif
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static SDL_GameController *controller = NULL;
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static SDL_AudioSpec want_aspec, have_aspec;
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static SDL_AudioDeviceID device_id;
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static const GThread *main_thread;
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static GtkApplication *main_application;
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static GtkBuilder *builder;
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static GtkGLArea *gl_area;
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static GtkDrawingArea *fallback_canvas;
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static GtkApplicationWindow *main_window;
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static GtkBox *main_window_container;
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static GtkWindow *preferences;
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static GtkWindow *vram_viewer;
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static GtkWindow *memory_viewer;
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static GtkWindow *console;
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static GtkWindow *printer;
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static shader_t shader;
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static GuiData gui_data = { { NULL }, NULL };
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static GB_gameboy_t gb;
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static uint32_t *image_buffers[3];
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static unsigned char current_buffer;
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static bool supports_gl;
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static bool is_fullscreen;
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static bool underclock_down = false, rewind_down = false, do_rewind = false, rewind_paused = false, turbo_down = false;
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static double clock_mutliplier = 1.0;
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static char *battery_save_path_ptr;
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static Rect viewport = {0};
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static Rect scrollRect = {0};
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static bool vram_viewer_visible = false;
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static bool vram_viewer_updating = false;
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static gchar *vram_viewer_active_tab = "";
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static gboolean vram_viewer_is_cgb = false;
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static uint8_t vram_viewer_palette_data[16][0x40];
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static volatile bool running = false;
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static volatile bool stopping = false;
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#define tileset_buffer_length 256 * 192 * 4
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static uint32_t tileset_buffer[tileset_buffer_length] = {0};
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#define tilemap_buffer_length 256 * 256 * 4
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static uint32_t tilemap_buffer[tilemap_buffer_length] = {0};
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static GB_oam_info_t oamInfo[40];
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static uint16_t oamCount;
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static uint8_t oamHeight;
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static uint8_t pressed_buttons;
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static GtkTextBuffer *pending_console_output = NULL;
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static gboolean in_sync_input = false;
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static gchar *last_console_input = NULL;
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static gboolean log_to_sidebar = false;
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static gboolean should_clear_sidebar = false;
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static GMutex debugger_input_mutex;
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static GCond debugger_input_cond;
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static GRecMutex console_output_lock;
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static GPtrArray *debugger_input_queue;
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// List of GActions for the `app` prefix
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// TODO: The order of the items in the structure are intended to reflect frequency of use
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static const GActionEntry app_entries[] = {
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{ "quit", activate_quit, NULL, NULL, NULL },
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{ "about", activate_about, NULL, NULL, NULL },
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{ "open", activate_open, NULL, NULL, NULL },
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{ "show_console", activate_show_console, NULL, NULL, NULL },
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{ "open_gtk_debugger", activate_open_gtk_debugger, NULL, NULL, NULL },
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{ "open_memory_viewer", activate_open_memory_viewer, NULL, NULL, NULL },
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{ "open_vram_viewer", activate_open_vram_viewer, NULL, NULL, NULL },
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{ "preferences", activate_preferences, NULL, NULL, NULL },
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{ "reset", activate_reset, NULL, NULL, NULL },
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{ "toggle_blend_frames", NULL, NULL, "true", NULL },
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{ "toggle_developer_mode", NULL, NULL, "false", NULL },
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{ "change_model", NULL, "s", "@s 'CGB'", on_model_changed },
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{ "toggle_mute", NULL, NULL, "false", on_mute_changed },
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{ "pause", NULL, NULL, "false", on_pause_changed },
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{ "clear_console", activate_clear_console, NULL, NULL, NULL },
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};
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int main(int argc, char *argv[]) {
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main_thread = g_thread_self();
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// initialize GB_model_t to invalid value
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gui_data.cli_options.model = -1;
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gui_data.prev_model = -1;
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// Create our GApplication and tell GTK that we are able to handle files
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main_application = gtk_application_new(APP_ID, G_APPLICATION_NON_UNIQUE | G_APPLICATION_HANDLES_OPEN);
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// Define our command line parameters
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GOptionEntry entries[] = {
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{ "version", 'v', G_OPTION_FLAG_NONE, G_OPTION_ARG_NONE, NULL, "Show the application version", NULL },
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{ "fullscreen", 'f', G_OPTION_FLAG_NONE, G_OPTION_ARG_NONE, NULL, "Start in fullscreen mode", NULL },
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{ "bootrom", 'b', G_OPTION_FLAG_NONE, G_OPTION_ARG_STRING, &gui_data.cli_options.boot_rom_path, "Path to the boot ROM to use", "<file path>" },
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{ "model", 'm', G_OPTION_FLAG_NONE, G_OPTION_ARG_STRING, NULL, "Override the model type to emulate", "<model type>" },
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{ "config", 'c', G_OPTION_FLAG_NONE, G_OPTION_ARG_STRING, &gui_data.cli_options.config_path, "Override the path of the configuration file", "<file path>" },
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{ NULL }
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};
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// Setup our command line information
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g_application_add_main_option_entries(G_APPLICATION(main_application), entries);
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g_application_set_option_context_parameter_string(G_APPLICATION(main_application), "[FILE…]");
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g_application_set_option_context_summary(G_APPLICATION(main_application), "SameBoy is an open source Game Boy (DMG) and Game Boy Color (CGB) emulator.");
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// Add signal handlers
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g_signal_connect(main_application, "handle-local-options", G_CALLBACK(handle_local_options), &gui_data);
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g_signal_connect(main_application, "startup", G_CALLBACK(startup), &gui_data);
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g_signal_connect(main_application, "activate", G_CALLBACK(activate), &gui_data);
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g_signal_connect(main_application, "open", G_CALLBACK(open), &gui_data);
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g_signal_connect(main_application, "shutdown", G_CALLBACK(shutdown), &gui_data);
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// Start our GApplication main loop
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int status = g_application_run(G_APPLICATION(main_application), argc, argv);
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g_object_unref(main_application);
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return status;
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}
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// This function gets called after the parsing of the commandline options has occurred.
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static gint handle_local_options(GApplication *app, GVariantDict *options, gpointer gui_data_gptr) {
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GuiData *gui_data = gui_data_gptr;
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guint32 count;
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if (g_variant_dict_lookup(options, "version", "b", &count)) {
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g_message("SameBoy v" xstr(VERSION));
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return EXIT_SUCCESS;
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}
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if (g_variant_dict_lookup(options, "fullscreen", "b", &count)) {
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gui_data->cli_options.fullscreen = true;
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}
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// Handle model override
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GVariant *model_name_var = g_variant_dict_lookup_value(options, "model", G_VARIANT_TYPE_STRING);
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if (model_name_var != NULL) {
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const gchar *model_name = g_variant_get_string(model_name_var, NULL);
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// TODO: Synchronize with GB_model_t (Core/gb.h)
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if (g_str_has_prefix(model_name, "DMG")) {
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gui_data->cli_options.prefix = "DMG";
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if (g_str_has_suffix(model_name, "-B") || g_strcmp0(model_name, "DMG") == 0) {
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gui_data->cli_options.model = GB_MODEL_DMG_B;
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}
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else {
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gui_data->cli_options.model = GB_MODEL_DMG_B;
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g_warning("Unsupported revision: %s\nFalling back to DMG-B", model_name);
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}
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}
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else if (g_str_has_prefix(model_name, "SGB")) {
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gui_data->cli_options.prefix = "SGB";
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if (g_str_has_suffix(model_name, "-NTSC") || g_strcmp0(model_name, "SGB") == 0) {
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gui_data->cli_options.model = GB_MODEL_SGB;
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}
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else if (g_str_has_suffix(model_name, "-PAL")) {
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gui_data->cli_options.model = GB_MODEL_SGB | GB_MODEL_PAL_BIT;
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}
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else if (g_str_has_suffix(model_name, "2")) {
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gui_data->cli_options.model = GB_MODEL_SGB2;
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}
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else {
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gui_data->cli_options.model = GB_MODEL_SGB2;
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g_warning("Unsupported revision: %s\nFalling back to SGB2", model_name);
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}
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}
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else if (g_str_has_prefix(model_name, "CGB")) {
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gui_data->cli_options.prefix = "CGB";
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if (g_str_has_suffix(model_name, "-C")) {
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gui_data->cli_options.model = GB_MODEL_CGB_C;
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}
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else if (g_str_has_suffix(model_name, "-E") || g_strcmp0(model_name, "CGB") == 0) {
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gui_data->cli_options.model = GB_MODEL_CGB_E;
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}
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else {
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gui_data->cli_options.model = GB_MODEL_CGB_E;
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g_warning("Unsupported revision: %s\nFalling back to CGB-E", model_name);
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}
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}
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else if (g_str_has_prefix(model_name, "AGB")) {
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gui_data->cli_options.prefix = "AGB";
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gui_data->cli_options.model = GB_MODEL_AGB;
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}
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else {
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gui_data->cli_options.prefix = NULL;
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g_warning("Unknown model: %s", model_name);
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exit(EXIT_FAILURE);
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}
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}
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return -1;
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}
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// Workaround to figure out if we have proper OpenGL support.
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// Otherwise the application would crash after our GtkGlArea is realized
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// and the context it uses is a legacy OpenGL 1.4 context because
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// GTK3 calls OpenGL 2.0+ functions on it.
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gboolean test_gl_support(void) {
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gboolean result = FALSE;
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GtkWidget *window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
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g_signal_connect(window, "realize", G_CALLBACK(gl_check_realize), &result);
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gtk_widget_realize(window);
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gtk_widget_destroy(window);
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window = NULL;
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return result;
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}
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// The main function for the OpenGL version check workaround
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void gl_check_realize(GtkWidget *w, gpointer user_data_gptr) {
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gboolean *result = (gboolean *) user_data_gptr;
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GError *error = NULL;
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GdkWindow *gdk_window = gtk_widget_get_window(w);
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GdkGLContext *context = gdk_window_create_gl_context(gdk_window, &error);
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if (error != NULL) {
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g_warning("Failed to create context: %s", error->message);
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g_error_free(error);
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*result = FALSE;
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}
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else {
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gdk_gl_context_make_current(context);
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int version = epoxy_gl_version();
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g_object_run_dispose(G_OBJECT(context));
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g_object_unref(context);
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context = NULL;
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gdk_gl_context_clear_current();
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g_debug("OpenGL version: %d", version);
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*result = version >= 32;
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}
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}
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static gboolean init_controllers() {
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if (SDL_InitSubSystem(SDL_INIT_GAMECONTROLLER) < 0) {
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g_warning("Failed to initialize game controller support: %s", SDL_GetError());
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return FALSE;
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}
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SDL_QuitSubSystem(SDL_INIT_EVENTS);
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SDL_GameControllerEventState(SDL_IGNORE);
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GError *error = NULL;
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GBytes *db_f = g_resources_lookup_data(RESOURCE_PREFIX "gamecontrollerdb.txt", G_RESOURCE_LOOKUP_FLAGS_NONE, &error);
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if (db_f != NULL) {
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gsize db_data_size = 0;
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const guchar *db_data = g_bytes_get_data(db_f, &db_data_size);
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const gint val = SDL_GameControllerAddMappingsFromRW(SDL_RWFromMem((void *)db_data, db_data_size), 1);
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if (val < 0) {
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g_warning("Failed to load controller mappings: %s", SDL_GetError());
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}
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g_bytes_unref(db_f);
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}
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if (error != NULL) g_clear_error(&error);
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// Open the first available controller
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for (int i = 0; i < SDL_NumJoysticks(); ++i) {
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if (SDL_IsGameController(i)) {
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controller = SDL_GameControllerOpen(i);
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if (controller) {
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break;
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}
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else {
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g_warning("Could not open gamecontroller %i: %s", i, SDL_GetError());
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}
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}
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}
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return TRUE;
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}
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static gboolean init_audio() {
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bool audio_playing = SDL_GetAudioDeviceStatus(device_id) == SDL_AUDIO_PLAYING;
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SDL_PauseAudioDevice(device_id, 1);
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SDL_ClearQueuedAudio(device_id);
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SDL_QuitSubSystem(SDL_INIT_AUDIO);
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if (SDL_InitSubSystem(SDL_INIT_AUDIO) < 0) {
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g_warning("Failed to initialize audio: %s", SDL_GetError());
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return FALSE;
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}
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memset(&want_aspec, 0, sizeof(want_aspec));
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want_aspec.freq = gui_data.sample_rate;
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want_aspec.format = AUDIO_S16SYS;
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want_aspec.channels = 2;
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want_aspec.samples = 512;
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SDL_version _sdl_version;
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SDL_GetVersion(&_sdl_version);
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unsigned sdl_version = _sdl_version.major * 1000 + _sdl_version.minor * 100 + _sdl_version.patch;
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#ifndef _WIN32
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/* SDL 2.0.5 on macOS and Linux introduced a bug where certain combinations of buffer lengths and frequencies
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fail to produce audio correctly. */
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if (sdl_version >= 2005) {
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want_aspec.samples = 2048;
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}
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#else
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if (sdl_version < 2006) {
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/* Since WASAPI audio was introduced in SDL 2.0.6, we have to lower the audio frequency
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to 44100 because otherwise we would get garbled audio output.*/
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want_aspec.freq = 44100;
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}
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#endif
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device_id = SDL_OpenAudioDevice(0, 0, &want_aspec, &have_aspec, SDL_AUDIO_ALLOW_FREQUENCY_CHANGE | SDL_AUDIO_ALLOW_SAMPLES_CHANGE);
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g_debug("Requested Sample Rate: %d Hz\nUsed Sample Rate: %d Hz", want_aspec.freq, have_aspec.freq);
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SDL_PauseAudioDevice(device_id, audio_playing? 0 : 1);
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GB_set_sample_rate(&gb, have_aspec.freq);
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return TRUE;
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}
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static GB_model_t get_model() {
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if (gui_data.cli_options.model != -1) {
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return gui_data.cli_options.model;
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}
|
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|
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GAction *action = g_action_map_lookup_action(G_ACTION_MAP(main_application), "change_model");
|
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GVariant *value = g_action_get_state(action);
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const gchar *family = g_variant_get_string(value, NULL);
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|
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if (g_strcmp0(family, "DMG") == 0) {
|
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return get_dmg_model();
|
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}
|
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else if (g_strcmp0(family, "AGB") == 0) {
|
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return GB_MODEL_AGB;
|
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}
|
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else if (g_strcmp0(family, "SGB") == 0) {
|
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return get_sgb_model();
|
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}
|
||
|
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return get_cgb_model();
|
||
}
|
||
|
||
static void gb_audio_callback(GB_gameboy_t *gb, GB_sample_t *sample) {
|
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if (turbo_down) {
|
||
static unsigned skip = 0;
|
||
skip++;
|
||
if (skip == have_aspec.freq / 8) {
|
||
skip = 0;
|
||
}
|
||
if (skip > have_aspec.freq / 16) {
|
||
return;
|
||
}
|
||
}
|
||
|
||
if (SDL_GetQueuedAudioSize(device_id) / sizeof(*sample) > have_aspec.freq / 4) {
|
||
return;
|
||
}
|
||
|
||
SDL_QueueAudio(device_id, sample, sizeof(*sample));
|
||
}
|
||
|
||
// Console TODO:
|
||
// TODO: clear sidebar when switching to async mode
|
||
// TODO: Command history (up / down arrow in input)
|
||
// TODO: reverse search of commands
|
||
// TODO: search in output
|
||
static char *sync_console_input(GB_gameboy_t *gb) {
|
||
update_debugger_sidebar(gb);
|
||
console_log(gb, "> ", 0);
|
||
in_sync_input = true;
|
||
|
||
g_mutex_lock(&debugger_input_mutex);
|
||
g_cond_wait(&debugger_input_cond, &debugger_input_mutex);
|
||
|
||
gchar *input = NULL;
|
||
const gchar *_input = g_ptr_array_index(debugger_input_queue, 0);
|
||
input = g_strdup(_input);
|
||
gpointer ptr = g_ptr_array_remove_index(debugger_input_queue, 0);
|
||
if (ptr) g_free(ptr);
|
||
|
||
g_mutex_unlock(&debugger_input_mutex);
|
||
|
||
in_sync_input = false;
|
||
|
||
return input;
|
||
}
|
||
|
||
static void clear_sidebar() {
|
||
GtkTextView *sidebar_output = builder_get(GTK_TEXT_VIEW, "console_sidebar_output");
|
||
GtkTextBuffer *sidebar_output_text_buf = gtk_text_view_get_buffer(sidebar_output);
|
||
gtk_text_buffer_set_text(sidebar_output_text_buf, "", -1);
|
||
}
|
||
|
||
static char *async_console_input(GB_gameboy_t *gb) {
|
||
// TODO: This is rather ugly
|
||
g_idle_add((GSourceFunc) clear_sidebar, NULL);
|
||
|
||
if (debugger_input_queue->len == 0) return NULL;
|
||
|
||
g_mutex_lock(&debugger_input_mutex);
|
||
|
||
gchar *input = NULL;
|
||
const gchar *_input = g_ptr_array_index(debugger_input_queue, 0);
|
||
if (_input) {
|
||
input = g_strdup(_input);
|
||
gpointer ptr = g_ptr_array_remove_index(debugger_input_queue, 0);
|
||
if (ptr) g_free(ptr);
|
||
}
|
||
|
||
g_mutex_unlock(&debugger_input_mutex);
|
||
|
||
return input;
|
||
}
|
||
|
||
static void update_debugger_sidebar(GB_gameboy_t *gb) {
|
||
if (!GB_debugger_is_stopped(gb)) {
|
||
return;
|
||
}
|
||
|
||
if (main_thread != g_thread_self()) {
|
||
g_idle_add((GSourceFunc) update_debugger_sidebar, gb);
|
||
return;
|
||
}
|
||
|
||
g_rec_mutex_lock(&console_output_lock);
|
||
should_clear_sidebar = true;
|
||
append_pending_output();
|
||
log_to_sidebar = true;
|
||
g_rec_mutex_unlock(&console_output_lock);
|
||
|
||
GtkTextView *sidebar_input = builder_get(GTK_TEXT_VIEW, "console_sidebar_input");
|
||
GtkTextBuffer *sidebar_input_text_buf = gtk_text_view_get_buffer(sidebar_input);
|
||
|
||
gint line_count = gtk_text_buffer_get_line_count(sidebar_input_text_buf);
|
||
|
||
for (unsigned line = 0; line < line_count; ++line) {
|
||
GtkTextIter start_iter;
|
||
GtkTextIter end_iter;
|
||
gunichar ch;
|
||
|
||
gtk_text_buffer_get_iter_at_line(sidebar_input_text_buf, &start_iter, line);
|
||
end_iter = start_iter;
|
||
|
||
do {
|
||
ch = gtk_text_iter_get_char(&end_iter);
|
||
if (!gtk_text_iter_forward_char(&end_iter)) {
|
||
break;
|
||
}
|
||
}
|
||
while (ch != '\n');
|
||
|
||
gchar *cmd = gtk_text_buffer_get_text(sidebar_input_text_buf, &start_iter, &end_iter, false);
|
||
g_strchug(cmd); // trim leading whitespace
|
||
g_strchomp(cmd); // trim trailing whitespace
|
||
|
||
if (g_strcmp0("", cmd) != 0) {
|
||
char *duped = g_strdup(cmd);
|
||
GB_attributed_log(gb, GB_LOG_BOLD, "%s:\n", duped);
|
||
GB_debugger_execute_command(gb, duped);
|
||
GB_log(gb, "\n");
|
||
g_free(duped);
|
||
}
|
||
|
||
g_free(cmd);
|
||
}
|
||
|
||
g_rec_mutex_lock(&console_output_lock);
|
||
append_pending_output();
|
||
log_to_sidebar = false;
|
||
g_rec_mutex_unlock(&console_output_lock);
|
||
}
|
||
|
||
static gboolean scroll_to_bottom(GtkTextView *textview, GtkTextMark *mark) {
|
||
GtkTextBuffer *buffer = gtk_text_view_get_buffer(textview);
|
||
GtkTextIter iter;
|
||
|
||
gtk_text_buffer_get_end_iter(buffer, &iter);
|
||
gtk_text_iter_set_line_offset(&iter, 0);
|
||
|
||
gtk_text_buffer_move_mark(buffer, mark, &iter);
|
||
gtk_text_view_scroll_to_mark(textview, mark, 0.0, TRUE, 0.0, 0.10);
|
||
|
||
gtk_text_buffer_delete_mark(buffer, mark);
|
||
|
||
return TRUE;
|
||
}
|
||
|
||
static void append_pending_output(void) {
|
||
g_rec_mutex_lock(&console_output_lock);
|
||
|
||
if (should_clear_sidebar) {
|
||
clear_sidebar();
|
||
should_clear_sidebar = FALSE;
|
||
}
|
||
|
||
if (gtk_text_buffer_get_char_count(pending_console_output) > 0) {
|
||
GtkTextView *text_view = builder_get(GTK_TEXT_VIEW, log_to_sidebar? "console_sidebar_output" : "console_screen");
|
||
GtkTextBuffer *text_buf = gtk_text_view_get_buffer(text_view);
|
||
GtkTextIter start;
|
||
GtkTextIter end;
|
||
gtk_text_buffer_get_start_iter(pending_console_output, &start);
|
||
gtk_text_buffer_get_end_iter(pending_console_output, &end);
|
||
|
||
GtkTextIter iter;
|
||
gtk_text_buffer_get_end_iter(text_buf, &iter);
|
||
gtk_text_buffer_insert_range(text_buf, &iter, &start, &end);
|
||
|
||
scroll_to_bottom(text_view, gtk_text_buffer_create_mark(text_buf, NULL, &iter, TRUE));
|
||
|
||
gtk_text_buffer_set_text(pending_console_output, "", -1);
|
||
}
|
||
|
||
g_rec_mutex_unlock(&console_output_lock);
|
||
}
|
||
|
||
static void console_log(GB_gameboy_t *gb, const char *string, GB_log_attributes attributes) {
|
||
g_rec_mutex_lock(&console_output_lock);
|
||
|
||
if (string != NULL && !g_str_equal("", string)) {
|
||
GtkTextIter iter;
|
||
GtkTextIter start;
|
||
|
||
// Append attributed text to "pending_console_output" GtkTextBuffer
|
||
gtk_text_buffer_get_end_iter(pending_console_output, &iter);
|
||
GtkTextMark *start_mark = gtk_text_buffer_create_mark(pending_console_output, NULL, &iter, TRUE);
|
||
gtk_text_buffer_insert(pending_console_output, &iter, g_strdup(string), -1);
|
||
gtk_text_buffer_get_iter_at_mark(pending_console_output, &start, start_mark);
|
||
|
||
if (attributes & GB_LOG_BOLD) {
|
||
gtk_text_buffer_apply_tag_by_name(pending_console_output, "bold", &start, &iter);
|
||
}
|
||
|
||
if (attributes & GB_LOG_DASHED_UNDERLINE) {
|
||
gtk_text_buffer_apply_tag_by_name(pending_console_output, "dashed_underline", &start, &iter);
|
||
}
|
||
|
||
if (attributes & GB_LOG_UNDERLINE) {
|
||
gtk_text_buffer_apply_tag_by_name(pending_console_output, "underline", &start, &iter);
|
||
}
|
||
|
||
gtk_text_buffer_delete_mark(pending_console_output, start_mark);
|
||
|
||
g_idle_add((GSourceFunc) append_pending_output, NULL);
|
||
}
|
||
|
||
g_rec_mutex_unlock(&console_output_lock);
|
||
}
|
||
|
||
// Returns a `GApplication`s `GMenuModel` by ID
|
||
// GApplication menus are loaded from `gtk/menus.ui`, `gtk/menus-traditional.ui` and `gtk/menus-common.ui`.
|
||
static GMenuModel *get_menu_model(GApplication *app, const char *id) {
|
||
GMenu *menu;
|
||
|
||
menu = gtk_application_get_menu_by_id(GTK_APPLICATION(app), id);
|
||
|
||
return menu ? G_MENU_MODEL(g_object_ref_sink(menu)) : NULL;
|
||
}
|
||
|
||
// Create a GtkDrawingArea as a fallback in case we can’t use OpenGL
|
||
static void create_fallback_canvas(void) {
|
||
fallback_canvas = GTK_DRAWING_AREA(gtk_drawing_area_new());
|
||
g_signal_connect(fallback_canvas, "draw", G_CALLBACK(on_draw_fallback), NULL);
|
||
g_signal_connect(fallback_canvas, "size-allocate", G_CALLBACK(resize), NULL);
|
||
gtk_box_pack_end(GTK_BOX(main_window_container), GTK_WIDGET(fallback_canvas), TRUE, TRUE, 0);
|
||
}
|
||
|
||
// Create our application’s menu.
|
||
//
|
||
// This function tries to stick to the desktop environment’s conventions.
|
||
// For the GNOME Shell it uses a hamburger menu, otherwise it either lets
|
||
// the desktop environment shell handle the menu if it signals support for it
|
||
// or uses a standard menubar inside the window.
|
||
static void setup_menu(GApplication *app) {
|
||
GMenuModel *menubar_model = get_menu_model(app, "menubar");
|
||
enum menubar_type_t menubar_type = get_show_menubar();
|
||
|
||
// Try to use a sane default
|
||
if (menubar_type == MENUBAR_AUTO) {
|
||
GtkSettings *settings = gtk_settings_get_default();
|
||
gboolean show_in_shell;
|
||
g_object_get(settings, "gtk-shell-shows-menubar", &show_in_shell, NULL);
|
||
|
||
const gchar *xdg_current_desktop = g_getenv("XDG_CURRENT_DESKTOP");
|
||
const gchar *gdm_session = g_getenv("GDMSESSION");
|
||
const gchar *desktop_session = g_getenv("DESKTOP_SESSION");
|
||
|
||
gchar *desktop = (gchar *)xdg_current_desktop;
|
||
if (desktop == NULL || g_str_equal(desktop, "")) desktop = (gchar *)gdm_session;
|
||
if (desktop == NULL || g_str_equal(desktop, "")) desktop = (gchar *)desktop_session;
|
||
|
||
g_debug("XDG_CURRENT_DESKTOP: %s\nGDMSESSION: %s\nDESKTOP_SESSION: %s\nChosen value: %s\nShow menu in shell: %d", xdg_current_desktop, gdm_session, desktop_session, desktop, show_in_shell);
|
||
|
||
if (desktop != NULL && show_in_shell) {
|
||
menubar_type = MENUBAR_SHOW_IN_SHELL;
|
||
}
|
||
else if (desktop != NULL && g_str_match_string("GNOME", desktop, FALSE)) {
|
||
if (g_str_match_string("GNOME-Flashback", desktop, FALSE) || g_str_match_string("GNOME-Classic", desktop, FALSE)) {
|
||
menubar_type = MENUBAR_SHOW_IN_WINDOW;
|
||
}
|
||
else if (gdm_session != NULL && (g_str_match_string("gnome-classic", gdm_session, FALSE) || g_str_match_string("gnome-flashback", gdm_session, FALSE))) {
|
||
menubar_type = MENUBAR_SHOW_IN_WINDOW;
|
||
}
|
||
else {
|
||
menubar_type = MENUBAR_SHOW_HAMBURGER;
|
||
}
|
||
}
|
||
else {
|
||
menubar_type = MENUBAR_SHOW_IN_WINDOW;
|
||
}
|
||
}
|
||
|
||
switch (menubar_type) {
|
||
case MENUBAR_AUTO:
|
||
g_warning("Unreachable");
|
||
break;
|
||
|
||
case MENUBAR_SHOW_IN_SHELL:
|
||
g_debug("Showing menu in the shell");
|
||
gtk_application_set_menubar(GTK_APPLICATION(app), menubar_model);
|
||
break;
|
||
|
||
case MENUBAR_SHOW_IN_WINDOW: {
|
||
g_debug("Showing menu in the window");
|
||
GtkMenuBar *menubar = GTK_MENU_BAR(gtk_menu_bar_new_from_model(menubar_model));
|
||
gtk_box_pack_start(GTK_BOX(main_window_container), GTK_WIDGET(menubar), FALSE, FALSE, 0);
|
||
break;
|
||
}
|
||
|
||
case MENUBAR_SHOW_HAMBURGER: {
|
||
g_debug("Showing hamburger");
|
||
// Attach a custom title bar
|
||
GtkWidget *titlebar = builder_get(GTK_WIDGET, "main_header_bar");
|
||
gtk_header_bar_set_title(GTK_HEADER_BAR(titlebar), gtk_window_get_title(GTK_WINDOW(main_window)));
|
||
gtk_window_set_titlebar(GTK_WINDOW(main_window), titlebar);
|
||
|
||
// Disable menubar
|
||
gtk_application_set_menubar(GTK_APPLICATION(app), NULL);
|
||
|
||
// Hook menubar up to the hamburger button
|
||
GtkMenuButton *hamburger_button = GTK_MENU_BUTTON(get_object("hamburger_button"));
|
||
gtk_menu_button_set_menu_model(hamburger_button, menubar_model);
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
// Recursively goes through all children of the given container and sets
|
||
// our `is_separator` function to all children of type`GtkComboBox`
|
||
static void set_combo_box_row_separator_func(GtkContainer *container) {
|
||
GList *children = gtk_container_get_children(container);
|
||
|
||
for (GList *l = children; l; l = l->next) {
|
||
if (GTK_IS_COMBO_BOX(l->data)) {
|
||
gtk_combo_box_set_row_separator_func(GTK_COMBO_BOX(l->data), is_separator, NULL, NULL);
|
||
}
|
||
|
||
if (GTK_IS_CONTAINER(l->data)) {
|
||
set_combo_box_row_separator_func(GTK_CONTAINER(l->data));
|
||
}
|
||
}
|
||
|
||
g_list_free(children);
|
||
}
|
||
|
||
// Determines if a ComboBox entry should be converted into a separator.
|
||
// Each element with a text value of `<separator>` will be converted into a separator element.
|
||
static gboolean is_separator(GtkTreeModel *model, GtkTreeIter *iter, gpointer data) {
|
||
gchar *text = NULL;
|
||
|
||
gtk_tree_model_get(model, iter, 0, &text, -1);
|
||
gboolean result = g_strcmp0("<separator>", text) == 0;
|
||
g_free(text);
|
||
|
||
return result;
|
||
}
|
||
|
||
// Determines how many frame buffers to use
|
||
static unsigned char number_of_buffers(void) {
|
||
if (fallback_canvas) return 2;
|
||
|
||
// TODO: Should we cache the action?
|
||
GAction *action = g_action_map_lookup_action(G_ACTION_MAP(main_application), "toggle_blend_frames");
|
||
GVariant *value = g_action_get_state(action);
|
||
gboolean should_blend = g_variant_get_boolean(value);
|
||
|
||
return should_blend? 3 : 2;
|
||
}
|
||
|
||
// Returns the buffer that should be used by the Core to render a new frame to
|
||
static uint32_t *get_pixels(void) {
|
||
return image_buffers[(current_buffer + 1) % number_of_buffers()];
|
||
}
|
||
|
||
// Returns the current finished frame
|
||
static uint32_t *get_current_buffer(void) {
|
||
return image_buffers[current_buffer];
|
||
}
|
||
|
||
// Returns the previous finished frame
|
||
static uint32_t *get_previous_buffer(void) {
|
||
return image_buffers[(current_buffer + 2) % number_of_buffers()];
|
||
}
|
||
|
||
// Cycles the buffers
|
||
static void flip(void) {
|
||
current_buffer = (current_buffer + 1) % number_of_buffers();
|
||
}
|
||
|
||
static void quit_interrupt(int ignored) {
|
||
quit(G_APPLICATION(main_application));
|
||
}
|
||
|
||
// This functions gets called immediately after registration of the GApplication
|
||
static void startup(GApplication *app, gpointer gui_data_gptr) {
|
||
GuiData *gui_data = gui_data_gptr;
|
||
|
||
signal(SIGINT, quit_interrupt);
|
||
|
||
// Very ugly workaround for GtkGlArea!
|
||
// When a GtkGlArea is realized and it creates a legacy GL 1.4 context
|
||
// it tries to use GL 2.0 functions to render the window which leads to the application crashing.
|
||
// So we initialize GTK, create a dummy GtkWindow object, attach a `realize` callback and
|
||
// in this callback create a GdkGLContext on this window. But instead of running the GTK main loop
|
||
// we just realize and destroy the dummy window and compare the context’s version in the realize callback.
|
||
supports_gl = test_gl_support();
|
||
g_debug("OpenGL supported: %s", supports_gl? "Yes" : "No");
|
||
|
||
builder = gtk_builder_new_from_resource(RESOURCE_PREFIX "ui/window.ui");
|
||
gtk_builder_connect_signals(builder, NULL);
|
||
|
||
// Setup application actions
|
||
g_action_map_add_action_entries(G_ACTION_MAP(app), app_entries, G_N_ELEMENTS(app_entries), app);
|
||
|
||
if (gui_data->cli_options.prefix != NULL) {
|
||
GAction *action = g_action_map_lookup_action(G_ACTION_MAP(main_application), "change_model");
|
||
g_action_change_state(action, g_variant_new_string(gui_data->cli_options.prefix));
|
||
}
|
||
|
||
#if NDEBUG
|
||
// Disable when not compiled in debug mode
|
||
g_simple_action_set_enabled(G_SIMPLE_ACTION(g_action_map_lookup_action(G_ACTION_MAP(app), "open_gtk_debugger")), false);
|
||
|
||
// Remove the menubar override
|
||
gtk_widget_destroy(builder_get(GTK_WIDGET, "menubar_override_selector_label"));
|
||
gtk_widget_destroy(builder_get(GTK_WIDGET, "menubar_override_selector"));
|
||
#endif
|
||
|
||
preferences = GTK_WINDOW(get_object("preferences"));
|
||
|
||
g_signal_connect(preferences, "realize", G_CALLBACK(on_preferences_realize), (gpointer) builder);
|
||
init_settings(gui_data->cli_options.config_path, preferences);
|
||
|
||
vram_viewer = GTK_WINDOW(get_object("vram_viewer"));
|
||
memory_viewer = GTK_WINDOW(get_object("memory_viewer"));
|
||
|
||
console = GTK_WINDOW(get_object("console"));
|
||
printer = GTK_WINDOW(get_object("printer"));
|
||
|
||
if (config.sample_rate == -1) {
|
||
gui_data->sample_rate = DEFAULT_AUDIO_SAMPLE_RATE;
|
||
}
|
||
else {
|
||
gui_data->sample_rate = config.sample_rate;
|
||
}
|
||
|
||
// setup main window
|
||
main_window = GTK_APPLICATION_WINDOW(gtk_application_window_new(GTK_APPLICATION(app)));
|
||
main_window_container = GTK_BOX(gtk_box_new(GTK_ORIENTATION_VERTICAL, 0));
|
||
|
||
gtk_window_set_title(GTK_WINDOW(main_window), "SameBoy");
|
||
gtk_application_window_set_show_menubar(main_window, false);
|
||
gtk_container_add(GTK_CONTAINER(main_window), GTK_WIDGET(main_window_container));
|
||
|
||
setup_menu(app);
|
||
|
||
// Insert separators into `GtkComboBox`es
|
||
set_combo_box_row_separator_func(GTK_CONTAINER(preferences));
|
||
set_combo_box_row_separator_func(GTK_CONTAINER(vram_viewer));
|
||
set_combo_box_row_separator_func(GTK_CONTAINER(memory_viewer));
|
||
|
||
// Define a set of window icons
|
||
GList *icon_list = NULL;
|
||
static char* icons[] = {
|
||
RESOURCE_PREFIX "logo_256.png",
|
||
RESOURCE_PREFIX "logo_128.png",
|
||
RESOURCE_PREFIX "logo_64.png",
|
||
RESOURCE_PREFIX "logo_48.png",
|
||
RESOURCE_PREFIX "logo_32.png",
|
||
RESOURCE_PREFIX "logo_16.png"
|
||
};
|
||
|
||
// Create list of GdkPixbufs
|
||
for (int i = 0; i < (sizeof(icons) / sizeof(const char*)); ++i) {
|
||
GdkPixbuf *icon = gdk_pixbuf_new_from_resource(icons[i], NULL);
|
||
if (!icon) continue;
|
||
|
||
icon_list = g_list_prepend(icon_list, icon);
|
||
}
|
||
|
||
// Let GTK choose the proper icon
|
||
gtk_window_set_icon_list(GTK_WINDOW(main_window), icon_list);
|
||
|
||
// Add missing information to the about dialog
|
||
GtkAboutDialog *about_dialog = GTK_ABOUT_DIALOG(get_object("about_dialog"));
|
||
gtk_about_dialog_set_logo(about_dialog, gdk_pixbuf_new_from_resource(icons[2], NULL)); // reuse the 64x64 icon
|
||
gtk_about_dialog_set_version(about_dialog, "v" xstr(VERSION));
|
||
g_list_free_full(icon_list, g_object_unref);
|
||
}
|
||
|
||
// This function gets called when the GApplication gets activated, i.e. it is ready to show widgets.
|
||
static void activate(GApplication *app, gpointer gui_data_gptr) {
|
||
GuiData *gui_data = gui_data_gptr;
|
||
|
||
// initialize SameBoy core
|
||
init(gui_data);
|
||
|
||
init_audio();
|
||
init_controllers();
|
||
|
||
// Connect signal handlers
|
||
gtk_widget_add_events(GTK_WIDGET(main_window), GDK_KEY_PRESS_MASK);
|
||
gtk_widget_add_events(GTK_WIDGET(main_window), GDK_KEY_RELEASE_MASK);
|
||
|
||
g_signal_connect(main_window, "destroy", G_CALLBACK(on_quit), app);
|
||
g_signal_connect(main_window, "key_press_event", G_CALLBACK(on_key_press), NULL);
|
||
g_signal_connect(main_window, "key_release_event", G_CALLBACK(on_key_press), NULL);
|
||
g_signal_connect(main_window, "window-state-event", G_CALLBACK(on_window_state_change), NULL);
|
||
|
||
g_signal_connect(vram_viewer, "realize", G_CALLBACK(on_vram_viewer_realize), NULL);
|
||
g_signal_connect(vram_viewer, "unrealize", G_CALLBACK(on_vram_viewer_unrealize), NULL);
|
||
|
||
// Just hide our sub-windows when closing them
|
||
g_signal_connect(preferences, "delete-event", G_CALLBACK(gtk_widget_hide_on_delete), NULL);
|
||
g_signal_connect(vram_viewer, "delete-event", G_CALLBACK(gtk_widget_hide_on_delete), NULL);
|
||
g_signal_connect(memory_viewer, "delete-event", G_CALLBACK(gtk_widget_hide_on_delete), NULL);
|
||
g_signal_connect(console, "delete-event", G_CALLBACK(gtk_widget_hide_on_delete), NULL);
|
||
g_signal_connect(printer, "delete-event", G_CALLBACK(gtk_widget_hide_on_delete), NULL);
|
||
|
||
g_signal_connect(get_object("vram_viewer_tileset_canvas"), "draw", G_CALLBACK(on_draw_vram_viewer_tileset), NULL);
|
||
g_signal_connect(get_object("vram_viewer_tilemap_canvas"), "draw", G_CALLBACK(on_draw_vram_viewer_tilemap), NULL);
|
||
|
||
gtk_widget_add_events(builder_get(GTK_WIDGET, "vram_viewer_tileset_canvas"), GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK);
|
||
gtk_widget_add_events(builder_get(GTK_WIDGET, "vram_viewer_tilemap_canvas"), GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK);
|
||
|
||
g_signal_connect(get_object("vram_viewer_tileset_canvas"), "motion_notify_event", G_CALLBACK(on_motion_vram_viewer_tileset), NULL);
|
||
g_signal_connect(get_object("vram_viewer_tilemap_canvas"), "motion_notify_event", G_CALLBACK(on_motion_vram_viewer_tilemap), NULL);
|
||
|
||
g_signal_connect(get_object("vram_viewer_stack"), "notify::visible-child", G_CALLBACK(on_vram_tab_change), NULL);
|
||
|
||
// create our renderer area
|
||
if (supports_gl) {
|
||
gl_area = GTK_GL_AREA(gtk_gl_area_new());
|
||
gtk_gl_area_set_required_version(gl_area, 3, 2);
|
||
gtk_gl_area_set_auto_render(gl_area, false);
|
||
gtk_gl_area_set_has_alpha(gl_area, false);
|
||
gtk_gl_area_set_has_depth_buffer(gl_area, false);
|
||
gtk_gl_area_set_has_stencil_buffer(gl_area, false);
|
||
g_signal_connect(gl_area, "realize", G_CALLBACK(gl_init), NULL);
|
||
gtk_box_pack_end(GTK_BOX(main_window_container), GTK_WIDGET(gl_area), TRUE, TRUE, 0);
|
||
}
|
||
else {
|
||
create_fallback_canvas();
|
||
}
|
||
|
||
GdkScreen *screen = gdk_screen_get_default();
|
||
GtkCssProvider *provider = gtk_css_provider_new();
|
||
gtk_css_provider_load_from_resource(provider, RESOURCE_PREFIX "css/main.css");
|
||
gtk_style_context_add_provider_for_screen(screen, GTK_STYLE_PROVIDER(provider), GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
|
||
|
||
GtkTextView *text_view = builder_get(GTK_TEXT_VIEW, "console_screen");
|
||
GtkTextBuffer *text_buf = gtk_text_view_get_buffer(text_view);
|
||
|
||
gtk_text_view_set_buffer(
|
||
builder_get(GTK_TEXT_VIEW, "console_sidebar_output"),
|
||
gtk_text_buffer_new(gtk_text_buffer_get_tag_table(text_buf))
|
||
);
|
||
|
||
gtk_text_buffer_create_tag(text_buf, "bold", "weight", PANGO_WEIGHT_BOLD, NULL);
|
||
gtk_text_buffer_create_tag(text_buf, "underline", "underline", PANGO_UNDERLINE_SINGLE, "underline-set", TRUE, NULL);
|
||
gtk_text_buffer_create_tag(text_buf, "dashed_underline", "underline", PANGO_UNDERLINE_DOUBLE, "underline-set", TRUE, NULL);
|
||
|
||
if (gui_data->cli_options.fullscreen) {
|
||
gtk_window_fullscreen(GTK_WINDOW(main_window));
|
||
}
|
||
|
||
gtk_application_add_window(GTK_APPLICATION(app), GTK_WINDOW(main_window));
|
||
gtk_widget_show_all(GTK_WIDGET(main_window));
|
||
|
||
g_mutex_init(&debugger_input_mutex);
|
||
g_cond_init(&debugger_input_cond);
|
||
g_rec_mutex_init(&console_output_lock);
|
||
|
||
if (!debugger_input_queue) {
|
||
debugger_input_queue = g_ptr_array_sized_new(4);
|
||
}
|
||
|
||
if (!pending_console_output) {
|
||
pending_console_output = gtk_text_buffer_new(gtk_text_buffer_get_tag_table(text_buf));
|
||
}
|
||
|
||
// Start the emulation thread
|
||
run(gui_data);
|
||
}
|
||
|
||
// This function gets called when the application is closed.
|
||
static void shutdown(GApplication *app, GFile **files, gint n_files, const gchar *hint, gpointer gui_data_gptr) {
|
||
g_debug("SHUTDOWN");
|
||
|
||
stop(&gui_data);
|
||
while (stopping);
|
||
|
||
g_object_unref(builder);
|
||
|
||
save_settings();
|
||
free_settings();
|
||
SDL_Quit();
|
||
|
||
if (image_buffers[0]) g_free(image_buffers[0]);
|
||
if (image_buffers[1]) g_free(image_buffers[1]);
|
||
if (image_buffers[2]) g_free(image_buffers[2]);
|
||
free_shader(&shader);
|
||
free_master_shader();
|
||
|
||
GB_free(&gb);
|
||
}
|
||
|
||
// This function gets called when there are files to open.
|
||
// Note: When `open` gets called `activate` won’t fire unless we call it ourselves.
|
||
static void open(GApplication *app, GFile **files, gint n_files, const gchar *hint, gpointer gui_data_gptr) {
|
||
GuiData *gui_data = gui_data_gptr;
|
||
|
||
if (n_files > 1) {
|
||
g_warning("More than one file specified");
|
||
exit(EXIT_FAILURE);
|
||
}
|
||
|
||
gui_data->file = g_file_dup(files[0]);
|
||
|
||
// We have handled the files, now activate the application
|
||
activate(app, gui_data_gptr);
|
||
}
|
||
|
||
// Tell our application to quit.
|
||
// After this functions has been called the `shutdown` signal will be issued.
|
||
//
|
||
// TODO: Make sure we have a way to quit our emulation loop before `shutdown` gets called
|
||
static void quit(GApplication *app) {
|
||
// Tell our own main loop to quit.
|
||
// This will allow our run() and therefore our activate() methods to end.
|
||
running = false;
|
||
|
||
if (app) {
|
||
// Quit our application properly.
|
||
// This fires the “shutdown” signal.
|
||
g_application_quit(app);
|
||
}
|
||
}
|
||
|
||
static gboolean on_key_press(GtkWidget *w, GdkEventKey *event, gpointer data) {
|
||
uint8_t mask;
|
||
|
||
// TODO: Allow control remapping in the GUI
|
||
switch (event->keyval) {
|
||
case GDK_KEY_w: mask = BUTTON_MASK_UP; break;
|
||
case GDK_KEY_a: mask = BUTTON_MASK_LEFT; break;
|
||
case GDK_KEY_s: mask = BUTTON_MASK_DOWN; break;
|
||
case GDK_KEY_d: mask = BUTTON_MASK_RIGHT; break;
|
||
|
||
case GDK_KEY_g: mask = BUTTON_MASK_SELECT; break;
|
||
case GDK_KEY_h: mask = BUTTON_MASK_START; break;
|
||
|
||
case GDK_KEY_k: mask = BUTTON_MASK_B; break;
|
||
case GDK_KEY_l: mask = BUTTON_MASK_A; break;
|
||
|
||
case GDK_KEY_Tab: {
|
||
rewind_down = event->type == GDK_KEY_PRESS;
|
||
GB_set_turbo_mode(&gb, turbo_down, turbo_down && rewind_down);
|
||
|
||
if (event->type == GDK_KEY_RELEASE) {
|
||
rewind_paused = false;
|
||
}
|
||
break; }
|
||
|
||
case GDK_KEY_space: {
|
||
turbo_down = event->type == GDK_KEY_PRESS;
|
||
SDL_ClearQueuedAudio(device_id);
|
||
GB_set_turbo_mode(&gb, turbo_down, turbo_down && rewind_down);
|
||
break; }
|
||
|
||
case GDK_KEY_dead_acute: // fall through
|
||
case GDK_KEY_acute: // fall through
|
||
case GDK_KEY_apostrophe:
|
||
underclock_down = event->type == GDK_KEY_PRESS;
|
||
break;
|
||
|
||
case GDK_KEY_F11: {
|
||
if (event->type == GDK_KEY_RELEASE) {
|
||
if (is_fullscreen) {
|
||
gtk_window_unfullscreen(GTK_WINDOW(main_window));
|
||
}
|
||
else {
|
||
gtk_window_fullscreen(GTK_WINDOW(main_window));
|
||
}
|
||
}
|
||
break; }
|
||
}
|
||
|
||
if (event->type == GDK_KEY_PRESS) {
|
||
pressed_buttons |= mask;
|
||
}
|
||
else if (event->type == GDK_KEY_RELEASE) {
|
||
pressed_buttons &= ~mask;
|
||
}
|
||
|
||
return FALSE;
|
||
}
|
||
|
||
static void on_window_state_change(GtkWidget *w, GdkEventWindowState *event, gpointer data) {
|
||
is_fullscreen = event->new_window_state & GDK_WINDOW_STATE_FULLSCREEN;
|
||
}
|
||
|
||
// app.about GAction
|
||
// Opens the about dialog
|
||
static void activate_about(GSimpleAction *action, GVariant *parameter, gpointer app) {
|
||
GObject *dialog = get_object("about_dialog");
|
||
gtk_dialog_run(GTK_DIALOG(dialog));
|
||
gtk_widget_hide(GTK_WIDGET(dialog));
|
||
}
|
||
|
||
// app.show_console GAction
|
||
// Opens the console
|
||
static void activate_show_console(GSimpleAction *action, GVariant *parameter, gpointer app) {
|
||
if (debugger_input_queue) {
|
||
while (debugger_input_queue->len) {
|
||
g_ptr_array_remove_index_fast(debugger_input_queue, debugger_input_queue->len - 1);
|
||
}
|
||
}
|
||
|
||
gtk_widget_show_all(builder_get(GTK_WIDGET, "console"));
|
||
}
|
||
|
||
// app.open_gtk_debugger GAction
|
||
// Opens the GTK debugger
|
||
static void activate_open_gtk_debugger(GSimpleAction *action, GVariant *parameter, gpointer app) {
|
||
gtk_window_set_interactive_debugging(true);
|
||
}
|
||
|
||
// app.open_memory_viewer GAction
|
||
// Opens the memory viewer window
|
||
static void activate_open_memory_viewer(GSimpleAction *action, GVariant *parameter, gpointer app) {
|
||
gtk_widget_show_all(GTK_WIDGET(memory_viewer));
|
||
}
|
||
|
||
// app.open_vram_viewer GAction
|
||
// Opens the VRAM viewer window
|
||
static void activate_open_vram_viewer(GSimpleAction *action, GVariant *parameter, gpointer app) {
|
||
gtk_widget_show_all(GTK_WIDGET(vram_viewer));
|
||
}
|
||
|
||
// app.open GAction
|
||
// Opens a ROM file
|
||
static void activate_open(GSimpleAction *action, GVariant *parameter, gpointer app) {
|
||
GtkFileChooserNative *native = gtk_file_chooser_native_new("Open File", GTK_WINDOW(main_window), GTK_FILE_CHOOSER_ACTION_OPEN, "_Open", "_Cancel");
|
||
gint res = gtk_native_dialog_run(GTK_NATIVE_DIALOG(native));
|
||
|
||
if (res == GTK_RESPONSE_ACCEPT) {
|
||
// TODO: Emit an event for our emulation loop
|
||
g_message("%s", gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(native)));
|
||
}
|
||
|
||
g_object_unref(native);
|
||
}
|
||
|
||
// app.preferences GAction
|
||
// Opens the preferences window
|
||
static void activate_preferences(GSimpleAction *action, GVariant *parameter, gpointer app) {
|
||
gtk_widget_show_all(GTK_WIDGET(get_object("preferences")));
|
||
}
|
||
|
||
// app.quit GAction
|
||
// Exits the application
|
||
static void activate_quit(GSimpleAction *action, GVariant *parameter, gpointer app) {
|
||
quit(G_APPLICATION(app));
|
||
}
|
||
|
||
// app.reset GAction
|
||
// Resets the emulation
|
||
static void activate_reset(GSimpleAction *action, GVariant *parameter, gpointer app) {
|
||
if (gui_data.stopped) {
|
||
reset(&gui_data);
|
||
}
|
||
else {
|
||
stop(&gui_data);
|
||
reset(&gui_data);
|
||
run(&gui_data);
|
||
}
|
||
}
|
||
|
||
// app.clear_console GAction
|
||
// Clears the debugger console
|
||
static void activate_clear_console(GSimpleAction *action, GVariant *parameter, gpointer app) {
|
||
g_rec_mutex_lock(&console_output_lock);
|
||
|
||
GtkTextView *text_view = builder_get(GTK_TEXT_VIEW, "console_screen");
|
||
GtkTextBuffer *text_buf = gtk_text_view_get_buffer(text_view);
|
||
gtk_text_buffer_set_text(text_buf, "", -1);
|
||
|
||
g_rec_mutex_unlock(&console_output_lock);
|
||
}
|
||
|
||
static void on_model_changed(GSimpleAction *action, GVariant *value, gpointer user_data) {
|
||
if (!GB_is_inited(&gb)) {
|
||
g_simple_action_set_state(action, value);
|
||
return;
|
||
}
|
||
|
||
const gchar *model_str = g_variant_get_string(value, NULL);
|
||
|
||
GtkMessageDialog *dialog = GTK_MESSAGE_DIALOG(gtk_message_dialog_new(
|
||
GTK_WINDOW(main_window),
|
||
GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
|
||
GTK_MESSAGE_QUESTION,
|
||
GTK_BUTTONS_YES_NO,
|
||
"Changing the emulated model requires a reset.\nChange model and reset game?"
|
||
));
|
||
|
||
stop(&gui_data);
|
||
gint result = gtk_dialog_run(GTK_DIALOG(dialog));
|
||
|
||
switch (result) {
|
||
case GTK_RESPONSE_YES:
|
||
// Reset the CLI model override
|
||
gui_data.cli_options.model = -1;
|
||
|
||
g_simple_action_set_state(action, value);
|
||
reset(&gui_data);
|
||
break;
|
||
default:
|
||
// Action has been canceled
|
||
break;
|
||
}
|
||
|
||
run(&gui_data);
|
||
gtk_widget_destroy(GTK_WIDGET(dialog));
|
||
}
|
||
|
||
static void on_mute_changed(GSimpleAction *action, GVariant *value, gpointer user_data) {
|
||
gboolean do_mute = g_variant_get_boolean(value);
|
||
|
||
if (do_mute) {
|
||
SDL_PauseAudioDevice(device_id, 1);
|
||
}
|
||
else {
|
||
SDL_ClearQueuedAudio(device_id);
|
||
SDL_PauseAudioDevice(device_id, 0);
|
||
}
|
||
|
||
g_simple_action_set_state(action, value);
|
||
}
|
||
|
||
static void on_pause_changed(GSimpleAction *action, GVariant *value, gpointer user_data) {
|
||
if (g_variant_get_boolean(value)) {
|
||
stop(&gui_data);
|
||
}
|
||
else {
|
||
run(&gui_data);
|
||
}
|
||
|
||
g_simple_action_set_state(action, value);
|
||
}
|
||
|
||
// `destroy` signal GCallback
|
||
// Exits the application
|
||
static void on_quit(GtkWidget *w, gpointer app) {
|
||
quit(G_APPLICATION(app));
|
||
}
|
||
|
||
// TODO: Comment
|
||
static void gl_init(GtkWidget *w) {
|
||
GtkGLArea *gl_area = GTK_GL_AREA(w);
|
||
|
||
g_debug("GL_INIT");
|
||
const char *renderer;
|
||
|
||
g_debug("GL Context: %p", gtk_gl_area_get_context(gl_area));
|
||
|
||
gtk_gl_area_make_current(gl_area);
|
||
|
||
if (gtk_gl_area_get_error(gl_area) != NULL) {
|
||
goto error;
|
||
}
|
||
|
||
renderer = (char *)glGetString(GL_RENDERER);
|
||
g_debug("GtkGLArea on %s", renderer ? renderer : "Unknown");
|
||
|
||
if (config.shader == NULL || (!init_shader_with_name(&shader, config.shader) && !init_shader_with_name(&shader, "NearestNeighbor"))) {
|
||
GError *error = g_error_new_literal(g_quark_from_string("sameboy-gl-error"), 1, "Failed to initialize shaders");
|
||
gtk_gl_area_set_error(gl_area, error);
|
||
}
|
||
else {
|
||
g_signal_connect(gl_area, "render", G_CALLBACK(gl_draw), NULL);
|
||
g_signal_connect(gl_area, "resize", G_CALLBACK(resize), NULL);
|
||
g_signal_connect(gl_area, "unrealize", G_CALLBACK(gl_finish), NULL);
|
||
return;
|
||
}
|
||
|
||
error:
|
||
if (gtk_gl_area_get_error(gl_area) != NULL) {
|
||
g_warning("GtkGLArea: %s", gtk_gl_area_get_error(gl_area)->message);
|
||
}
|
||
|
||
create_fallback_canvas();
|
||
}
|
||
|
||
// TODO: Comment
|
||
static void gl_draw() {
|
||
render_texture(get_current_buffer(), get_previous_buffer());
|
||
}
|
||
|
||
// TODO: Comment
|
||
static void gl_finish() { }
|
||
|
||
// TODO: Comment
|
||
static gboolean on_draw_fallback(GtkWidget *widget, cairo_t *cr, gpointer data) {
|
||
GtkStyleContext *context = gtk_widget_get_style_context(widget);
|
||
guint width = gtk_widget_get_allocated_width(widget);
|
||
guint height = gtk_widget_get_allocated_height(widget);
|
||
|
||
guint screen_width = GB_get_screen_width(&gb);
|
||
guint screen_height = GB_get_screen_height(&gb);
|
||
|
||
gtk_render_background(context, cr, 0, 0, width, height);
|
||
|
||
cairo_surface_t *surface = cairo_image_surface_create_for_data(
|
||
(unsigned char *) get_current_buffer(),
|
||
CAIRO_FORMAT_RGB24,
|
||
screen_width,
|
||
screen_height,
|
||
cairo_format_stride_for_width(CAIRO_FORMAT_RGB24, screen_width)
|
||
);
|
||
|
||
cairo_translate(cr, viewport.x, viewport.y);
|
||
cairo_scale(cr, viewport.w / screen_width, viewport.h / screen_height);
|
||
cairo_set_source_surface(cr, surface, 0, 0);
|
||
cairo_pattern_set_filter(cairo_get_source(cr), CAIRO_FILTER_NEAREST);
|
||
cairo_paint(cr);
|
||
|
||
return FALSE;
|
||
}
|
||
|
||
// TODO: Comment
|
||
static void resize() {
|
||
update_viewport();
|
||
}
|
||
|
||
// Gets called when the VRAM viewer gets realized
|
||
static void on_vram_viewer_realize() {
|
||
vram_viewer_visible = true;
|
||
vram_viewer_active_tab = (gchar *)gtk_stack_get_visible_child_name(builder_get(GTK_STACK, "vram_viewer_stack"));
|
||
}
|
||
|
||
// Gets called when the VRAM viewer gets unrealized
|
||
static void on_vram_viewer_unrealize() {
|
||
vram_viewer_visible = false;
|
||
}
|
||
|
||
// Gets called when the tileset viewer should be redrawn
|
||
static gboolean on_draw_vram_viewer_tileset(GtkWidget *widget, cairo_t *cr, gpointer data) {
|
||
guint width, height;
|
||
GtkStyleContext *context;
|
||
|
||
context = gtk_widget_get_style_context(widget);
|
||
width = gtk_widget_get_allocated_width(widget);
|
||
height = gtk_widget_get_allocated_height(widget);
|
||
|
||
gtk_render_background(context, cr, 0, 0, width, height);
|
||
|
||
cairo_surface_t *surface = cairo_image_surface_create_for_data(
|
||
(unsigned char *) tileset_buffer,
|
||
CAIRO_FORMAT_RGB24,
|
||
256,
|
||
192,
|
||
cairo_format_stride_for_width(CAIRO_FORMAT_RGB24, 256)
|
||
);
|
||
|
||
cairo_scale(cr, 2.0, 2.0);
|
||
cairo_set_source_surface(cr, surface, 0, 0);
|
||
cairo_pattern_set_filter(cairo_get_source(cr), CAIRO_FILTER_NEAREST);
|
||
cairo_paint(cr);
|
||
|
||
if (gtk_toggle_button_get_active(builder_get(GTK_TOGGLE_BUTTON, "vram_viewer_tileset_toggle_grid_button"))) {
|
||
cairo_set_source_rgba(cr, 0.0, 0.0, 0.0, 0.25);
|
||
cairo_set_line_width(cr, 1);
|
||
|
||
const int divisions_x = 256 / 8;
|
||
const int divisions_y = 192 / 8;
|
||
|
||
for (int i = 0; i < divisions_x; i++) {
|
||
const int j = 256 * i;
|
||
|
||
cairo_move_to(cr, j / divisions_x, 0);
|
||
cairo_line_to(cr, j / divisions_x, 192);
|
||
}
|
||
|
||
for (int i = 0; i < divisions_y; i++) {
|
||
const int j = 192 * i;
|
||
|
||
cairo_move_to(cr, 0, j / divisions_y);
|
||
cairo_line_to(cr, 256, j / divisions_y);
|
||
}
|
||
|
||
cairo_stroke(cr);
|
||
}
|
||
|
||
return FALSE;
|
||
}
|
||
|
||
// Gets called when the tilemap viewer should be redrawn
|
||
static gboolean on_draw_vram_viewer_tilemap(GtkWidget *widget, cairo_t *cr, gpointer data) {
|
||
guint width, height;
|
||
GtkStyleContext *context;
|
||
|
||
context = gtk_widget_get_style_context(widget);
|
||
width = gtk_widget_get_allocated_width(widget);
|
||
height = gtk_widget_get_allocated_height(widget);
|
||
|
||
gtk_render_background(context, cr, 0, 0, width, height);
|
||
|
||
cairo_surface_t *surface = cairo_image_surface_create_for_data(
|
||
(unsigned char *) tilemap_buffer,
|
||
CAIRO_FORMAT_RGB24,
|
||
256,
|
||
256,
|
||
cairo_format_stride_for_width(CAIRO_FORMAT_RGB24, 256)
|
||
);
|
||
|
||
cairo_scale(cr, 2.0, 2.0);
|
||
cairo_set_source_surface(cr, surface, 0, 0);
|
||
cairo_pattern_set_filter(cairo_get_source(cr), CAIRO_FILTER_NEAREST);
|
||
cairo_paint(cr);
|
||
|
||
if (gtk_toggle_button_get_active(builder_get(GTK_TOGGLE_BUTTON, "vram_viewer_tilemap_toggle_grid_button"))) {
|
||
cairo_set_source_rgba(cr, 0.0, 0.0, 0.0, 0.25);
|
||
cairo_set_line_width(cr, 1);
|
||
|
||
const int divisions = 256 / 8;
|
||
|
||
for (int i = 0; i < divisions; i++) {
|
||
const int j = 256 * i;
|
||
|
||
cairo_move_to(cr, j / divisions, 0);
|
||
cairo_line_to(cr, j / divisions, 256);
|
||
cairo_move_to(cr, 0, j / divisions);
|
||
cairo_line_to(cr, 256, j / divisions);
|
||
}
|
||
|
||
cairo_stroke(cr);
|
||
}
|
||
|
||
if (gtk_toggle_button_get_active(builder_get(GTK_TOGGLE_BUTTON, "vram_viewer_tilemap_toggle_scrolling_button"))) {
|
||
cairo_rectangle(cr, -2, -2, width + 2, height + 2);
|
||
|
||
for (unsigned x = 0; x < 2; x++) {
|
||
for (unsigned y = 0; y < 2; y++) {
|
||
Rect rect = scrollRect;
|
||
rect.x -= 256 * x;
|
||
rect.y += 256 * y;
|
||
|
||
cairo_rectangle(cr, rect.x, rect.y, rect.w, rect.h);
|
||
}
|
||
}
|
||
|
||
cairo_set_fill_rule(cr, CAIRO_FILL_RULE_EVEN_ODD);
|
||
cairo_set_line_width(cr, 2);
|
||
cairo_set_line_join(cr, CAIRO_LINE_JOIN_ROUND);
|
||
cairo_set_source_rgba(cr, 0.2, 0.2, 0.2, 0.5);
|
||
cairo_fill_preserve(cr);
|
||
cairo_clip_preserve(cr);
|
||
cairo_set_source_rgba(cr, 0.0, 0.0, 0.0, 0.6);
|
||
cairo_stroke(cr);
|
||
}
|
||
|
||
return FALSE;
|
||
}
|
||
|
||
static gboolean on_motion_vram_viewer_tileset(GtkWidget *widget, GdkEventMotion *event) {
|
||
int x, y;
|
||
|
||
if (event->is_hint) {
|
||
gdk_window_get_pointer (event->window, &x, &y, NULL);
|
||
}
|
||
else {
|
||
x = event->x;
|
||
y = event->y;
|
||
}
|
||
|
||
// Compensate for our canvas scale
|
||
x /= 2;
|
||
y /= 2;
|
||
|
||
uint8_t bank = x >= 128? 1 : 0;
|
||
x &= 127;
|
||
uint16_t tile = x / 8 + y / 8 * 16;
|
||
|
||
GtkLabel *status = builder_get(GTK_LABEL, "vram_viewer_status");
|
||
gtk_label_set_text(status, g_strdup_printf("Tile number $%02x at %d:$%04x", tile & 0xFF, bank, 0x8000 + tile * 0x10));
|
||
|
||
return TRUE;
|
||
}
|
||
|
||
static gboolean on_motion_vram_viewer_tilemap(GtkWidget *widget, GdkEventMotion *event) {
|
||
int x, y;
|
||
|
||
if (event->is_hint) {
|
||
gdk_window_get_pointer (event->window, &x, &y, NULL);
|
||
}
|
||
else {
|
||
x = event->x;
|
||
y = event->y;
|
||
}
|
||
|
||
// Compensate for our canvas scale
|
||
x /= 2;
|
||
y /= 2;
|
||
|
||
GtkLabel *status = builder_get(GTK_LABEL, "vram_viewer_status");
|
||
|
||
uint16_t map_offset = x / 8 + y / 8 * 32;
|
||
uint16_t map_base = 0x1800;
|
||
|
||
GB_map_type_t map_type = GB_MAP_AUTO;
|
||
const gchar *map_type_id = gtk_combo_box_get_active_id(builder_get(GTK_COMBO_BOX, "vram_viewer_tilemap_tilemap_selector"));
|
||
if (g_strcmp0("auto", map_type_id) != 0) {
|
||
map_type = (g_strcmp0("9800", map_type_id) == 0)? GB_MAP_9800 : GB_MAP_9C00;
|
||
}
|
||
|
||
GB_tileset_type_t tileset_type = GB_TILESET_AUTO;
|
||
const gchar *tileset_type_id = gtk_combo_box_get_active_id(builder_get(GTK_COMBO_BOX, "vram_viewer_tilemap_tileset_selector"));
|
||
if (g_strcmp0("auto", tileset_type_id) != 0) {
|
||
tileset_type = (g_strcmp0("8800", tileset_type_id) == 0)? GB_TILESET_8800 : GB_TILESET_8000;
|
||
}
|
||
|
||
uint8_t lcdc = ((uint8_t *)GB_get_direct_access(&gb, GB_DIRECT_ACCESS_IO, NULL, NULL))[GB_IO_LCDC];
|
||
uint8_t *vram = GB_get_direct_access(&gb, GB_DIRECT_ACCESS_VRAM, NULL, NULL);
|
||
|
||
if (map_type == GB_MAP_9C00 || (map_type == GB_MAP_AUTO && lcdc & 0x08)) {
|
||
map_base = 0x1c00;
|
||
}
|
||
|
||
if (tileset_type == GB_TILESET_AUTO) {
|
||
tileset_type = (lcdc & 0x10)? GB_TILESET_8800 : GB_TILESET_8000;
|
||
}
|
||
|
||
uint8_t tile = vram[map_base + map_offset];
|
||
uint16_t tile_address = 0;
|
||
if (tileset_type == GB_TILESET_8000) {
|
||
tile_address = 0x8000 + tile * 0x10;
|
||
}
|
||
else {
|
||
tile_address = 0x9000 + (int8_t)tile * 0x10;
|
||
}
|
||
|
||
if (GB_is_cgb(&gb)) {
|
||
uint8_t attributes = vram[map_base + map_offset + 0x2000];
|
||
gtk_label_set_text(status, g_strdup_printf("Tile number $%02x (%d:$%04x) at map address $%04x (Attributes: %c%c%c%d%d)",
|
||
tile,
|
||
attributes & 0x8? 1 : 0,
|
||
tile_address,
|
||
0x8000 + map_base + map_offset,
|
||
(attributes & 0x80) ? 'P' : '-',
|
||
(attributes & 0x40) ? 'V' : '-',
|
||
(attributes & 0x20) ? 'H' : '-',
|
||
attributes & 0x8? 1 : 0,
|
||
attributes & 0x7
|
||
));
|
||
}
|
||
else {
|
||
gtk_label_set_text(status, g_strdup_printf("Tile number $%02x ($%04x) at map address $%04x",
|
||
tile,
|
||
tile_address,
|
||
0x8000 + map_base + map_offset
|
||
));
|
||
}
|
||
|
||
return TRUE;
|
||
}
|
||
|
||
static void on_vram_tab_change(GtkWidget *widget, GParamSpec *pspec, GtkStackSwitcher *self) {
|
||
gtk_label_set_text(builder_get(GTK_LABEL, "vram_viewer_status"), "");
|
||
vram_viewer_active_tab = (gchar *)gtk_stack_get_visible_child_name(builder_get(GTK_STACK, "vram_viewer_stack"));
|
||
}
|
||
|
||
G_MODULE_EXPORT void on_boot_rom_location_changed(GtkWidget *w, gpointer user_data_gptr) {
|
||
GtkComboBox *box = GTK_COMBO_BOX(w);
|
||
const gchar *id = gtk_combo_box_get_active_id(box);
|
||
if (id == NULL) return;
|
||
|
||
if (g_strcmp0(id, "other") == 0) {
|
||
GtkFileChooserNative *native = gtk_file_chooser_native_new("Select Folder", preferences, GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER, "_Select", "_Cancel");
|
||
gint res = gtk_native_dialog_run(GTK_NATIVE_DIALOG(native));
|
||
|
||
if (res == GTK_RESPONSE_ACCEPT) {
|
||
config.boot_rom_path = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(native));
|
||
update_boot_rom_selector(builder);
|
||
}
|
||
|
||
g_object_unref(native);
|
||
}
|
||
else {
|
||
config.boot_rom_path = (gchar *)id;
|
||
}
|
||
}
|
||
|
||
G_MODULE_EXPORT void on_cgb_model_changed(GtkWidget *w, gpointer user_data_gptr) {
|
||
GtkComboBox *box = GTK_COMBO_BOX(w);
|
||
config.cgb_revision_name = (gchar *)gtk_combo_box_get_active_id(box);
|
||
}
|
||
|
||
G_MODULE_EXPORT void on_color_correction_changed(GtkWidget *w, gpointer user_data_gptr) {
|
||
GtkComboBox *box = GTK_COMBO_BOX(w);
|
||
config.color_correction_id = (gchar *)gtk_combo_box_get_active_id(box);
|
||
|
||
if (GB_is_inited(&gb)) {
|
||
GB_set_color_correction_mode(&gb, get_color_correction_mode());
|
||
}
|
||
}
|
||
|
||
G_MODULE_EXPORT void on_color_menubar_override_changed(GtkWidget *w, gpointer user_data_gptr) {
|
||
config.menubar_override = (gchar *)gtk_combo_box_get_active_id(GTK_COMBO_BOX(w));
|
||
}
|
||
|
||
G_MODULE_EXPORT void on_dmg_model_changed(GtkWidget *w, gpointer user_data_gptr) {
|
||
GtkComboBox *box = GTK_COMBO_BOX(w);
|
||
config.dmg_revision_name = (gchar *)gtk_combo_box_get_active_id(box);
|
||
}
|
||
|
||
G_MODULE_EXPORT void on_graphic_filter_changed(GtkWidget *w, gpointer user_data_gptr) {
|
||
GtkComboBox *box = GTK_COMBO_BOX(w);
|
||
config.shader = (gchar *)gtk_combo_box_get_active_id(box);
|
||
|
||
free_shader(&shader);
|
||
init_shader_with_name(&shader, config.shader);
|
||
}
|
||
|
||
G_MODULE_EXPORT void on_highpass_filter_changed(GtkWidget *w, gpointer user_data_gptr) {
|
||
config.high_pass_filter_id = (gchar *)gtk_combo_box_get_active_id(GTK_COMBO_BOX(w));
|
||
|
||
if (GB_is_inited(&gb)) {
|
||
GB_set_highpass_filter_mode(&gb, get_highpass_mode());
|
||
}
|
||
}
|
||
|
||
G_MODULE_EXPORT void on_keep_aspect_ratio_changed(GtkWidget *w, gpointer user_data_gptr) {
|
||
GtkCheckButton *button = GTK_CHECK_BUTTON(w);
|
||
gboolean value = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button));
|
||
config.keep_aspect_ratio = value;
|
||
update_viewport();
|
||
}
|
||
|
||
G_MODULE_EXPORT void on_rewind_duration_changed(GtkWidget *w, gpointer user_data_gptr) {
|
||
GtkComboBox *box = GTK_COMBO_BOX(w);
|
||
config.rewind_duration = g_ascii_strtoll(gtk_combo_box_get_active_id(box), NULL, 10);
|
||
GB_set_rewind_length(&gb, config.rewind_duration);
|
||
}
|
||
|
||
G_MODULE_EXPORT void on_sample_rate_changed(GtkWidget *w, gpointer user_data_gptr) {
|
||
GtkComboBox *box = GTK_COMBO_BOX(w);
|
||
config.sample_rate = g_ascii_strtoll(gtk_combo_box_get_active_id(box), NULL, 10);
|
||
|
||
if (config.sample_rate == -1) {
|
||
gui_data.sample_rate = DEFAULT_AUDIO_SAMPLE_RATE;
|
||
}
|
||
else {
|
||
gui_data.sample_rate = config.sample_rate;
|
||
}
|
||
|
||
init_audio();
|
||
}
|
||
|
||
G_MODULE_EXPORT void on_sgb_model_changed(GtkWidget *w, gpointer user_data_gptr) {
|
||
GtkComboBox *box = GTK_COMBO_BOX(w);
|
||
config.sgb_revision_name = (gchar *)gtk_combo_box_get_active_id(box);
|
||
}
|
||
|
||
G_MODULE_EXPORT void on_use_integer_scaling_changed(GtkWidget *w, gpointer user_data_gptr) {
|
||
GtkCheckButton *button = GTK_CHECK_BUTTON(w);
|
||
gboolean value = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button));
|
||
config.use_integer_scaling = value;
|
||
update_viewport();
|
||
}
|
||
|
||
G_MODULE_EXPORT void console_on_enter(GtkWidget *w, gpointer user_data_gptr) {
|
||
GtkEntry *input = GTK_ENTRY(w);
|
||
const gchar *_text = gtk_entry_get_text(input);
|
||
gchar *text = g_strdup(_text);
|
||
|
||
if (g_strcmp0("", text) == 0 && g_strcmp0("", last_console_input) < 0) {
|
||
text = g_strdup(last_console_input);
|
||
}
|
||
else if (text) {
|
||
if (last_console_input != NULL) g_free(last_console_input);
|
||
last_console_input = g_strdup(text);
|
||
}
|
||
|
||
if (!in_sync_input) {
|
||
console_log(&gb, "> ", 0);
|
||
}
|
||
|
||
console_log(&gb, text, 0);
|
||
console_log(&gb, "\n", 0);
|
||
|
||
g_mutex_lock(&debugger_input_mutex);
|
||
g_ptr_array_add(debugger_input_queue, (gpointer)text);
|
||
g_cond_signal(&debugger_input_cond);
|
||
g_mutex_unlock(&debugger_input_mutex);
|
||
|
||
// clear input
|
||
gtk_entry_set_text(input, "");
|
||
}
|
||
|
||
static uint32_t rgb_encode(GB_gameboy_t *gb, uint8_t r, uint8_t g, uint8_t b) {
|
||
return 0xFF000000 | (r << 16) | (g << 8) | b;
|
||
}
|
||
|
||
static void render_texture(void *pixels, void *previous) {
|
||
static void *_pixels = NULL;
|
||
if (pixels) {
|
||
_pixels = pixels;
|
||
}
|
||
|
||
glClearColor(0, 0, 0, 1);
|
||
glClear(GL_COLOR_BUFFER_BIT);
|
||
|
||
GB_frame_blending_mode_t mode = get_frame_blending_mode();
|
||
if (!previous) {
|
||
mode = GB_FRAME_BLENDING_MODE_DISABLED;
|
||
}
|
||
else if (mode == GB_FRAME_BLENDING_MODE_ACCURATE) {
|
||
if (GB_is_sgb(&gb)) {
|
||
mode = GB_FRAME_BLENDING_MODE_SIMPLE;
|
||
}
|
||
else {
|
||
mode = GB_is_odd_frame(&gb)? GB_FRAME_BLENDING_MODE_ACCURATE_ODD : GB_FRAME_BLENDING_MODE_ACCURATE_EVEN;
|
||
}
|
||
}
|
||
|
||
render_bitmap_with_shader(
|
||
&shader, _pixels, previous,
|
||
GB_get_screen_width(&gb), GB_get_screen_height(&gb),
|
||
viewport.x, viewport.y, viewport.w, viewport.h,
|
||
mode
|
||
);
|
||
}
|
||
|
||
static void update_viewport(void) {
|
||
GtkWidget *w = fallback_canvas ? GTK_WIDGET(fallback_canvas) : GTK_WIDGET(gl_area);
|
||
|
||
int win_width = gtk_widget_get_allocated_width(w);
|
||
int win_height = gtk_widget_get_allocated_height(w);
|
||
|
||
double x_factor = win_width / (double) GB_get_screen_width(&gb);
|
||
double y_factor = win_height / (double) GB_get_screen_height(&gb);
|
||
|
||
if (config.use_integer_scaling) {
|
||
x_factor = (int)(x_factor);
|
||
y_factor = (int)(y_factor);
|
||
}
|
||
|
||
if (config.keep_aspect_ratio) {
|
||
if (x_factor > y_factor) {
|
||
x_factor = y_factor;
|
||
}
|
||
else {
|
||
y_factor = x_factor;
|
||
}
|
||
}
|
||
|
||
unsigned new_width = x_factor * GB_get_screen_width(&gb);
|
||
unsigned new_height = y_factor * GB_get_screen_height(&gb);
|
||
|
||
viewport = (Rect){
|
||
(win_width - new_width) / 2,
|
||
(win_height - new_height) / 2,
|
||
new_width,
|
||
new_height
|
||
};
|
||
|
||
if (!fallback_canvas) glViewport(viewport.x, viewport.y, viewport.w, viewport.h);
|
||
}
|
||
|
||
static void update_window_geometry() {
|
||
// Set size hints
|
||
GdkGeometry hints;
|
||
hints.min_width = GB_get_screen_width(&gb);
|
||
hints.min_height = GB_get_screen_height(&gb);
|
||
|
||
gtk_window_set_geometry_hints(
|
||
GTK_WINDOW(main_window),
|
||
NULL,
|
||
&hints,
|
||
(GdkWindowHints)(GDK_HINT_MIN_SIZE)
|
||
);
|
||
|
||
gtk_window_resize(GTK_WINDOW(main_window),
|
||
GB_get_screen_width(&gb) * 2,
|
||
GB_get_screen_height(&gb) * 2
|
||
);
|
||
|
||
// Setup our image buffers
|
||
if (image_buffers[0]) g_free(image_buffers[0]);
|
||
if (image_buffers[1]) g_free(image_buffers[1]);
|
||
if (image_buffers[2]) g_free(image_buffers[2]);
|
||
|
||
size_t buffer_size = sizeof(image_buffers[0][0]) * GB_get_screen_width(&gb) * GB_get_screen_height(&gb);
|
||
|
||
image_buffers[0] = g_malloc0(buffer_size);
|
||
image_buffers[1] = g_malloc0(buffer_size);
|
||
image_buffers[2] = g_malloc0(buffer_size);
|
||
|
||
if (GB_is_inited(&gb)) {
|
||
GB_set_pixels_output(&gb, get_pixels());
|
||
}
|
||
}
|
||
|
||
static void handle_events(GB_gameboy_t *gb) {
|
||
SDL_GameControllerUpdate();
|
||
|
||
uint8_t controller_state = 0;
|
||
|
||
if (controller) {
|
||
int16_t x_axis = SDL_GameControllerGetAxis(controller, SDL_CONTROLLER_AXIS_LEFTX);
|
||
int16_t y_axis = SDL_GameControllerGetAxis(controller, SDL_CONTROLLER_AXIS_LEFTY);
|
||
|
||
if (x_axis >= JOYSTICK_HIGH) {
|
||
controller_state |= BUTTON_MASK_RIGHT;
|
||
}
|
||
else if (x_axis <= -JOYSTICK_HIGH) {
|
||
controller_state |= BUTTON_MASK_LEFT;
|
||
}
|
||
|
||
if (y_axis >= JOYSTICK_HIGH) {
|
||
controller_state |= BUTTON_MASK_DOWN;
|
||
}
|
||
else if (y_axis <= -JOYSTICK_HIGH) {
|
||
controller_state |= BUTTON_MASK_UP;
|
||
}
|
||
|
||
if (SDL_GameControllerGetButton(controller, SDL_CONTROLLER_BUTTON_DPAD_RIGHT)) controller_state |= BUTTON_MASK_RIGHT;
|
||
if (SDL_GameControllerGetButton(controller, SDL_CONTROLLER_BUTTON_DPAD_LEFT)) controller_state |= BUTTON_MASK_LEFT;
|
||
if (SDL_GameControllerGetButton(controller, SDL_CONTROLLER_BUTTON_DPAD_UP)) controller_state |= BUTTON_MASK_UP;
|
||
if (SDL_GameControllerGetButton(controller, SDL_CONTROLLER_BUTTON_DPAD_DOWN)) controller_state |= BUTTON_MASK_DOWN;
|
||
if (SDL_GameControllerGetButton(controller, SDL_CONTROLLER_BUTTON_A)) controller_state |= BUTTON_MASK_A;
|
||
if (SDL_GameControllerGetButton(controller, SDL_CONTROLLER_BUTTON_B)) controller_state |= BUTTON_MASK_B;
|
||
if (SDL_GameControllerGetButton(controller, SDL_CONTROLLER_BUTTON_BACK)) controller_state |= BUTTON_MASK_SELECT;
|
||
if (SDL_GameControllerGetButton(controller, SDL_CONTROLLER_BUTTON_START)) controller_state |= BUTTON_MASK_START;
|
||
}
|
||
|
||
GB_set_key_state(gb, GB_KEY_RIGHT, (pressed_buttons & BUTTON_MASK_RIGHT) | (controller_state & BUTTON_MASK_RIGHT));
|
||
GB_set_key_state(gb, GB_KEY_LEFT, (pressed_buttons & BUTTON_MASK_LEFT) | (controller_state & BUTTON_MASK_LEFT));
|
||
GB_set_key_state(gb, GB_KEY_UP, (pressed_buttons & BUTTON_MASK_UP) | (controller_state & BUTTON_MASK_UP));
|
||
GB_set_key_state(gb, GB_KEY_DOWN, (pressed_buttons & BUTTON_MASK_DOWN) | (controller_state & BUTTON_MASK_DOWN));
|
||
GB_set_key_state(gb, GB_KEY_A, (pressed_buttons & BUTTON_MASK_A) | (controller_state & BUTTON_MASK_A));
|
||
GB_set_key_state(gb, GB_KEY_B, (pressed_buttons & BUTTON_MASK_B) | (controller_state & BUTTON_MASK_B));
|
||
GB_set_key_state(gb, GB_KEY_SELECT, (pressed_buttons & BUTTON_MASK_SELECT) | (controller_state & BUTTON_MASK_SELECT));
|
||
GB_set_key_state(gb, GB_KEY_START, (pressed_buttons & BUTTON_MASK_START) | (controller_state & BUTTON_MASK_START));
|
||
}
|
||
|
||
static uint32_t convert_color(uint16_t color) {
|
||
const uint8_t r = ((uint16_t)(color & 0x1F) * 255) / 31;
|
||
const uint8_t g = ((uint16_t)((color >> 5) & 0x1F) * 255) / 31;
|
||
const uint8_t b = ((uint16_t)((color >> 10) & 0x1F) * 255) / 31;
|
||
|
||
return (r << 16) | (g << 8) | b;
|
||
}
|
||
|
||
static void palette_color_data_func(GtkTreeViewColumn *col, GtkCellRenderer *renderer, GtkTreeModel *model, GtkTreeIter *iter, gpointer user_data) {
|
||
const gchar *title = gtk_tree_view_column_get_title(col);
|
||
const uint8_t color_index = g_ascii_strtoll(&title[6], NULL, 10);
|
||
const uint8_t column_index = 2 + (2 * color_index);
|
||
|
||
GValue color_val = G_VALUE_INIT;
|
||
gtk_tree_model_get_value(model, iter, column_index, &color_val);
|
||
gint color = g_value_get_int(&color_val);
|
||
gchar *color_string = g_strdup_printf("#%06x", color);
|
||
|
||
gint lightness = 0.299 * ((color >> 16) & 0xFF) + 0.587 * ((color >> 8) & 0xFF) + 0.114 * (color & 0xFF);
|
||
|
||
GValue color_str = G_VALUE_INIT;
|
||
g_value_init(&color_str, G_TYPE_STRING);
|
||
g_value_set_string(&color_str, color_string);
|
||
g_object_set_property(G_OBJECT(renderer), "background", &color_str);
|
||
|
||
GValue fg_color_str = G_VALUE_INIT;
|
||
g_value_init(&fg_color_str, G_TYPE_STRING);
|
||
g_value_set_static_string(&fg_color_str, (lightness > 0x7F)? "#000000" : "#FFFFFF");
|
||
g_object_set_property(G_OBJECT(renderer), "foreground", &fg_color_str);
|
||
|
||
g_value_unset(&color_val);
|
||
g_value_unset(&color_str);
|
||
g_value_unset(&fg_color_str);
|
||
g_free(color_string);
|
||
}
|
||
|
||
static void on_vblank(gpointer data) {
|
||
if (!vram_viewer_updating && vram_viewer_visible) {
|
||
vram_viewer_updating = true;
|
||
|
||
if (g_strcmp0("vram_viewer_sprites", vram_viewer_active_tab) == 0) {
|
||
GtkTreeIter iter;
|
||
GtkTreeView *tree_view = builder_get(GTK_TREE_VIEW, "vram_viewer_sprites");
|
||
// gtk_tree_view_set_model(tree_view, NULL); // Do we need this?
|
||
|
||
GtkListStore *store = gtk_list_store_new(7,
|
||
GDK_TYPE_PIXBUF, // Preview image
|
||
G_TYPE_STRING, // X position
|
||
G_TYPE_STRING, // Y position
|
||
G_TYPE_STRING, // Tile
|
||
G_TYPE_STRING, // Tile Address
|
||
G_TYPE_STRING, // OAM Address
|
||
G_TYPE_STRING // Attributes
|
||
);
|
||
|
||
gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter);
|
||
|
||
for (unsigned row = 0; row < oamCount; ++row) {
|
||
GdkPixbuf *pixbuf = gdk_pixbuf_new_from_bytes(
|
||
g_bytes_new(oamInfo[row].image, 128 * sizeof(uint32_t)),
|
||
GDK_COLORSPACE_RGB, true, 8, 8, oamHeight, 8 * sizeof(uint32_t)
|
||
);
|
||
|
||
GdkPixbuf *dest = gdk_pixbuf_new(GDK_COLORSPACE_RGB, true, 8, 8 * 2, oamHeight * 2);
|
||
|
||
gdk_pixbuf_scale(pixbuf, dest,
|
||
0, 0, 8 * 2, oamHeight * 2,
|
||
0, 0, 2.0, 2.0,
|
||
GDK_INTERP_NEAREST
|
||
);
|
||
|
||
gtk_list_store_insert_with_values(store, &iter, -1,
|
||
0, dest,
|
||
1, itoa(oamInfo[row].x - 8),
|
||
2, itoa(oamInfo[row].y - 16),
|
||
3, g_strdup_printf("$%02x", oamInfo[row].tile),
|
||
4, g_strdup_printf("$%04x", 0x8000 + oamInfo[row].tile * 0x10),
|
||
5, g_strdup_printf("$%04x", oamInfo[row].oam_addr),
|
||
6, vram_viewer_is_cgb
|
||
? g_strdup_printf("%c%c%c%d%d",
|
||
oamInfo[row].flags & 0x80? 'P' : '-',
|
||
oamInfo[row].flags & 0x40? 'Y' : '-',
|
||
oamInfo[row].flags & 0x20? 'X' : '-',
|
||
oamInfo[row].flags & 0x08? 1 : 0,
|
||
oamInfo[row].flags & 0x07)
|
||
: g_strdup_printf("%c%c%c%d",
|
||
oamInfo[row].flags & 0x80? 'P' : '-',
|
||
oamInfo[row].flags & 0x40? 'Y' : '-',
|
||
oamInfo[row].flags & 0x20? 'X' : '-',
|
||
oamInfo[row].flags & 0x10? 1 : 0),
|
||
-1
|
||
);
|
||
|
||
g_object_unref(pixbuf);
|
||
g_object_unref(dest);
|
||
}
|
||
|
||
gtk_tree_view_set_model(tree_view, GTK_TREE_MODEL(store));
|
||
g_object_unref(store);
|
||
}
|
||
else if (g_strcmp0("vram_viewer_palettes", vram_viewer_active_tab) == 0) {
|
||
GtkTreeIter iter;
|
||
GtkTreeView *tree_view = builder_get(GTK_TREE_VIEW, "vram_viewer_palettes");
|
||
// gtk_tree_view_set_model(tree_view, NULL); // Do we need this?
|
||
|
||
GtkListStore *store = gtk_list_store_new(9,
|
||
G_TYPE_STRING, // Name
|
||
|
||
G_TYPE_STRING, // Color 0 string
|
||
G_TYPE_INT, // Color 0 integer
|
||
|
||
G_TYPE_STRING, // Color 1 string
|
||
G_TYPE_INT, // Color 1 integer
|
||
|
||
G_TYPE_STRING, // Color 2 string
|
||
G_TYPE_INT, // Color 2 integer
|
||
|
||
G_TYPE_STRING, // Color 3 string
|
||
G_TYPE_INT // Color 3 integer
|
||
);
|
||
|
||
gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter);
|
||
|
||
for (unsigned row = 0; row < 16; ++row) {
|
||
uint8_t offset = (row & 7) * 4;
|
||
|
||
uint16_t color_0 = (vram_viewer_palette_data[row][((0 + offset) << 1) + 1] << 8) | vram_viewer_palette_data[row][((0 + offset) << 1)];
|
||
uint16_t color_1 = (vram_viewer_palette_data[row][((1 + offset) << 1) + 1] << 8) | vram_viewer_palette_data[row][((1 + offset) << 1)];
|
||
uint16_t color_2 = (vram_viewer_palette_data[row][((2 + offset) << 1) + 1] << 8) | vram_viewer_palette_data[row][((2 + offset) << 1)];
|
||
uint16_t color_3 = (vram_viewer_palette_data[row][((3 + offset) << 1) + 1] << 8) | vram_viewer_palette_data[row][((3 + offset) << 1)];
|
||
|
||
gtk_list_store_insert_with_values(store, &iter, -1,
|
||
0, g_strdup_printf("%s %d", row >=8 ? "Object" : "Background", row & 7),
|
||
1, g_strdup_printf("$%04x", color_0 & 0x7FFF),
|
||
2, convert_color(color_0),
|
||
3, g_strdup_printf("$%04x", color_1 & 0x7FFF),
|
||
4, convert_color(color_1),
|
||
5, g_strdup_printf("$%04x", color_2 & 0x7FFF),
|
||
6, convert_color(color_2),
|
||
7, g_strdup_printf("$%04x", color_3 & 0x7FFF),
|
||
8, convert_color(color_3),
|
||
-1
|
||
);
|
||
}
|
||
|
||
GtkTreeViewColumn *column_0 = gtk_tree_view_get_column(tree_view, 1);
|
||
GtkTreeViewColumn *column_1 = gtk_tree_view_get_column(tree_view, 2);
|
||
GtkTreeViewColumn *column_2 = gtk_tree_view_get_column(tree_view, 3);
|
||
GtkTreeViewColumn *column_3 = gtk_tree_view_get_column(tree_view, 4);
|
||
|
||
GtkCellRendererText *cell_renderer_0 = builder_get(GTK_CELL_RENDERER_TEXT, "vram_viewer_palette_cell_renderer_0");
|
||
GtkCellRendererText *cell_renderer_1 = builder_get(GTK_CELL_RENDERER_TEXT, "vram_viewer_palette_cell_renderer_1");
|
||
GtkCellRendererText *cell_renderer_2 = builder_get(GTK_CELL_RENDERER_TEXT, "vram_viewer_palette_cell_renderer_2");
|
||
GtkCellRendererText *cell_renderer_3 = builder_get(GTK_CELL_RENDERER_TEXT, "vram_viewer_palette_cell_renderer_3");
|
||
|
||
gtk_tree_view_column_set_cell_data_func(column_0, GTK_CELL_RENDERER(cell_renderer_0), palette_color_data_func, NULL, NULL);
|
||
gtk_tree_view_column_set_cell_data_func(column_1, GTK_CELL_RENDERER(cell_renderer_1), palette_color_data_func, NULL, NULL);
|
||
gtk_tree_view_column_set_cell_data_func(column_2, GTK_CELL_RENDERER(cell_renderer_2), palette_color_data_func, NULL, NULL);
|
||
gtk_tree_view_column_set_cell_data_func(column_3, GTK_CELL_RENDERER(cell_renderer_3), palette_color_data_func, NULL, NULL);
|
||
|
||
gtk_tree_view_set_model(tree_view, GTK_TREE_MODEL(store));
|
||
g_object_unref(store);
|
||
}
|
||
|
||
// Queue a redraw of the VRAM viewer
|
||
gtk_widget_queue_draw(GTK_WIDGET(vram_viewer));
|
||
|
||
vram_viewer_updating = false;
|
||
}
|
||
|
||
// Queue drawing of the current frame
|
||
if (fallback_canvas) {
|
||
gtk_widget_queue_draw(GTK_WIDGET(main_window));
|
||
}
|
||
else if (gl_area) {
|
||
gtk_gl_area_queue_render(gl_area);
|
||
}
|
||
}
|
||
|
||
static void vblank(GB_gameboy_t *gb) {
|
||
flip();
|
||
GB_set_pixels_output(gb, get_pixels());
|
||
|
||
if (underclock_down && clock_mutliplier > 0.5) {
|
||
clock_mutliplier -= 1.0/16;
|
||
GB_set_clock_multiplier(gb, clock_mutliplier);
|
||
}
|
||
else if (!underclock_down && clock_mutliplier < 1.0) {
|
||
clock_mutliplier += 1.0/16;
|
||
GB_set_clock_multiplier(gb, clock_mutliplier);
|
||
}
|
||
|
||
if (g_strcmp0("vram_viewer_tileset", vram_viewer_active_tab) == 0) {
|
||
const gchar *palette_id = gtk_combo_box_get_active_id(builder_get(GTK_COMBO_BOX, "vram_viewer_tileset_palette_selector"));
|
||
|
||
GB_palette_type_t palette_type = g_str_has_prefix(palette_id, "bg")? GB_PALETTE_BACKGROUND : GB_PALETTE_OAM;
|
||
uint8_t palette_index = g_ascii_digit_value(palette_id[palette_type == GB_PALETTE_OAM ? 3 : 2]);
|
||
|
||
GB_draw_tileset(gb, tileset_buffer,
|
||
palette_type,
|
||
palette_index
|
||
);
|
||
}
|
||
else if (g_strcmp0("vram_viewer_tilemap", vram_viewer_active_tab) == 0) {
|
||
const gchar *palette_id = gtk_combo_box_get_active_id(builder_get(GTK_COMBO_BOX, "vram_viewer_tilemap_palette_selector"));
|
||
uint8_t palette_index = 0;
|
||
GB_palette_type_t palette_type = GB_PALETTE_AUTO;
|
||
|
||
if (g_strcmp0("auto", palette_id) != 0) {
|
||
palette_type = g_str_has_prefix(palette_id, "bg")? GB_PALETTE_BACKGROUND : GB_PALETTE_OAM;
|
||
palette_index = g_ascii_digit_value(palette_id[palette_type == GB_PALETTE_OAM ? 3 : 2]);
|
||
}
|
||
|
||
GB_map_type_t map_type = GB_MAP_AUTO;
|
||
const gchar *map_type_id = gtk_combo_box_get_active_id(builder_get(GTK_COMBO_BOX, "vram_viewer_tilemap_tilemap_selector"));
|
||
if (g_strcmp0("auto", map_type_id) != 0) {
|
||
map_type = (g_strcmp0("9800", map_type_id) == 0)? GB_MAP_9800 : GB_MAP_9C00;
|
||
}
|
||
|
||
GB_tileset_type_t tileset_type = GB_TILESET_AUTO;
|
||
const gchar *tileset_type_id = gtk_combo_box_get_active_id(builder_get(GTK_COMBO_BOX, "vram_viewer_tilemap_tileset_selector"));
|
||
if (g_strcmp0("auto", tileset_type_id) != 0) {
|
||
tileset_type = (g_strcmp0("8800", tileset_type_id) == 0)? GB_TILESET_8800 : GB_TILESET_8000;
|
||
}
|
||
|
||
GB_draw_tilemap(gb, tilemap_buffer,
|
||
palette_type,
|
||
palette_index,
|
||
map_type,
|
||
tileset_type
|
||
);
|
||
|
||
scrollRect = (Rect){
|
||
GB_read_memory(gb, 0xFF00 | GB_IO_SCX),
|
||
GB_read_memory(gb, 0xFF00 | GB_IO_SCY),
|
||
160, 144
|
||
};
|
||
}
|
||
else if (g_strcmp0("vram_viewer_sprites", vram_viewer_active_tab) == 0) {
|
||
oamCount = GB_get_oam_info(gb, oamInfo, &oamHeight);
|
||
vram_viewer_is_cgb = GB_is_cgb(gb);
|
||
}
|
||
else if (g_strcmp0("vram_viewer_palettes", vram_viewer_active_tab) == 0) {
|
||
size_t size;
|
||
|
||
for (unsigned row = 0; row < 16; ++row) {
|
||
uint8_t *palette_data = GB_get_direct_access(gb, row >= 8? GB_DIRECT_ACCESS_OBP : GB_DIRECT_ACCESS_BGP, &size, NULL);
|
||
memcpy(vram_viewer_palette_data[row], palette_data, size);
|
||
}
|
||
}
|
||
|
||
do_rewind = rewind_down;
|
||
|
||
g_idle_add((GSourceFunc) on_vblank, NULL);
|
||
}
|
||
|
||
static void run(GuiData *gui_data) {
|
||
if (running) return;
|
||
while (stopping);
|
||
|
||
g_thread_new("CoreLoop", run_thread, gui_data);
|
||
}
|
||
|
||
static gpointer run_thread(gpointer gui_data_gptr) {
|
||
GuiData *gui_data = gui_data_gptr;
|
||
|
||
if (gui_data->stopped) {
|
||
start(gui_data);
|
||
}
|
||
else {
|
||
init(gui_data);
|
||
reset(gui_data);
|
||
start(gui_data);
|
||
}
|
||
|
||
return NULL;
|
||
}
|
||
|
||
static void init(GuiData *gui_data) {
|
||
if (GB_is_inited(&gb)) return;
|
||
|
||
GB_init(&gb, get_model());
|
||
update_window_geometry();
|
||
|
||
GB_set_vblank_callback(&gb, vblank);
|
||
GB_set_pixels_output(&gb, get_current_buffer());
|
||
GB_set_rgb_encode_callback(&gb, rgb_encode);
|
||
GB_set_sample_rate(&gb, gui_data->sample_rate);
|
||
GB_set_color_correction_mode(&gb, get_color_correction_mode());
|
||
GB_set_highpass_filter_mode(&gb, get_highpass_mode());
|
||
GB_set_rewind_length(&gb, config.rewind_duration);
|
||
GB_set_update_input_hint_callback(&gb, handle_events);
|
||
GB_apu_set_sample_callback(&gb, gb_audio_callback);
|
||
GB_set_input_callback(&gb, sync_console_input);
|
||
GB_set_async_input_callback(&gb, async_console_input);
|
||
GB_set_log_callback(&gb, console_log);
|
||
}
|
||
|
||
static void load_boot_rom(GuiData *gui_data) {
|
||
GError *error = NULL;
|
||
char *boot_rom_path = NULL;
|
||
char *boot_rom_name = NULL;
|
||
GBytes *boot_rom_f = NULL;
|
||
const guchar *boot_rom_data;
|
||
gsize boot_rom_size;
|
||
|
||
if (gui_data->cli_options.boot_rom_path != NULL) {
|
||
g_message("Trying to load boot ROM from %s", gui_data->cli_options.boot_rom_path);
|
||
if (GB_load_boot_rom(&gb, gui_data->cli_options.boot_rom_path)) {
|
||
g_warning("Falling back to boot ROM from config");
|
||
goto config_boot_rom;
|
||
}
|
||
}
|
||
else { config_boot_rom:
|
||
// TODO: Synchronize with GB_model_t (Core/gb.h)
|
||
switch (get_model()) {
|
||
case GB_MODEL_DMG_B:
|
||
boot_rom_name = "dmg_boot.bin";
|
||
break;
|
||
|
||
case GB_MODEL_SGB:
|
||
case GB_MODEL_SGB_PAL:
|
||
case GB_MODEL_SGB_NO_SFC:
|
||
case GB_MODEL_SGB_PAL_NO_SFC:
|
||
boot_rom_name = "sgb_boot.bin";
|
||
break;
|
||
|
||
case GB_MODEL_SGB2:
|
||
case GB_MODEL_SGB2_NO_SFC:
|
||
boot_rom_name = "sgb2_boot.bin";
|
||
break;
|
||
|
||
case GB_MODEL_CGB_C:
|
||
case GB_MODEL_CGB_E:
|
||
boot_rom_name = "cgb_boot.bin";
|
||
break;
|
||
|
||
case GB_MODEL_AGB:
|
||
boot_rom_name = "agb_boot.bin";
|
||
break;
|
||
}
|
||
|
||
if (config.boot_rom_path != NULL && g_strcmp0(config.boot_rom_path, "other") != 0 && g_strcmp0(config.boot_rom_path, "auto") != 0) {
|
||
boot_rom_path = g_build_filename(config.boot_rom_path, boot_rom_name, NULL);
|
||
g_message("Trying to load boot ROM from %s", boot_rom_path);
|
||
|
||
if (GB_load_boot_rom(&gb, boot_rom_path)) {
|
||
g_free(boot_rom_path);
|
||
g_warning("Falling back to internal boot ROM");
|
||
goto internal_boot_rom;
|
||
}
|
||
|
||
g_free(boot_rom_path);
|
||
}
|
||
else { internal_boot_rom:
|
||
boot_rom_path = g_build_filename(RESOURCE_PREFIX "bootroms/", boot_rom_name, NULL);
|
||
boot_rom_f = g_resources_lookup_data(boot_rom_path, G_RESOURCE_LOOKUP_FLAGS_NONE, &error);
|
||
g_free(boot_rom_path);
|
||
|
||
if (boot_rom_f == NULL) {
|
||
g_warning("Failed to load internal boot ROM: %s", boot_rom_path);
|
||
g_error_free(error);
|
||
exit(EXIT_FAILURE);
|
||
}
|
||
|
||
boot_rom_data = g_bytes_get_data(boot_rom_f, &boot_rom_size);
|
||
GB_load_boot_rom_from_buffer(&gb, boot_rom_data, boot_rom_size);
|
||
|
||
g_bytes_unref(boot_rom_f);
|
||
}
|
||
}
|
||
}
|
||
|
||
static void stop(GuiData *gui_data) {
|
||
if (!running) return;
|
||
|
||
SDL_PauseAudioDevice(device_id, 1);
|
||
GB_debugger_set_disabled(&gb, true);
|
||
|
||
if (GB_debugger_is_stopped(&gb)) {
|
||
// [self interruptDebugInputRead];
|
||
}
|
||
|
||
stopping = true;
|
||
running = false;
|
||
while (stopping);
|
||
|
||
GB_debugger_set_disabled(&gb, false);
|
||
gui_data->stopped = true;
|
||
}
|
||
|
||
static void reset(GuiData *gui_data) {
|
||
g_debug("Reset: %d == %d", get_model(), gui_data->prev_model);
|
||
GB_model_t current_model = get_model();
|
||
|
||
if (gui_data->prev_model == -1 || gui_data->prev_model == current_model) {
|
||
GB_reset(&gb);
|
||
}
|
||
else {
|
||
GB_switch_model_and_reset(&gb, current_model);
|
||
}
|
||
|
||
gui_data->prev_model = get_model();
|
||
|
||
GtkRequisition minimum_size;
|
||
GtkRequisition natural_size;
|
||
gtk_widget_get_preferred_size(GTK_WIDGET(main_window), &minimum_size, &natural_size);
|
||
|
||
// Check SGB -> non-SGB and non-SGB to SGB transitions
|
||
if (GB_get_screen_width(&gb) != minimum_size.width || GB_get_screen_height(&gb) != minimum_size.height) {
|
||
update_window_geometry();
|
||
}
|
||
|
||
load_boot_rom(gui_data);
|
||
|
||
char *path = g_file_get_path(gui_data->file);
|
||
|
||
if (GB_load_rom(&gb, path) != 0) {
|
||
g_warning("Failed to load ROM: %s", path);
|
||
}
|
||
|
||
g_free(path);
|
||
}
|
||
|
||
static void start(GuiData *gui_data) {
|
||
running = true;
|
||
gui_data->stopped = false;
|
||
|
||
SDL_ClearQueuedAudio(device_id);
|
||
SDL_PauseAudioDevice(device_id, 0);
|
||
|
||
/* Run emulation */
|
||
while (running) {
|
||
if (rewind_paused) {
|
||
handle_events(&gb);
|
||
g_usleep(G_USEC_PER_SEC / 8);
|
||
}
|
||
else {
|
||
if (do_rewind) {
|
||
GB_rewind_pop(&gb);
|
||
if (turbo_down) {
|
||
GB_rewind_pop(&gb);
|
||
}
|
||
if (!GB_rewind_pop(&gb)) {
|
||
rewind_paused = true;
|
||
}
|
||
do_rewind = false;
|
||
}
|
||
GB_run(&gb);
|
||
}
|
||
}
|
||
|
||
stopping = false;
|
||
}
|