Save screenshots. Fix #78

drhelius · Jan 18, 2024 · 2ffcff0 · 2ffcff0
1 parent 67f1221
commit 2ffcff0
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Showing 8 changed files with 1,928 additions and 13 deletions.
diff --git a/platforms/desktop-shared/config.cpp b/platforms/desktop-shared/config.cpp
@@ -133,6 +133,7 @@ void config_init(void)
     config_setShortcut(gui_ShortcutFFWD, KMOD_CTRL, SDL_SCANCODE_F);
     config_setShortcut(gui_ShortcutSaveState, KMOD_CTRL, SDL_SCANCODE_S);
     config_setShortcut(gui_ShortcutLoadState, KMOD_CTRL, SDL_SCANCODE_L);
+    config_setShortcut(gui_ShortcutScreenshot, KMOD_CTRL, SDL_SCANCODE_X);
     config_setShortcut(gui_ShortcutDebugStep, KMOD_CTRL, SDL_SCANCODE_F10);
     config_setShortcut(gui_ShortcutDebugContinue, KMOD_CTRL, SDL_SCANCODE_F5);
     config_setShortcut(gui_ShortcutDebugNextFrame, KMOD_CTRL, SDL_SCANCODE_F6);
@@ -197,6 +198,7 @@ void config_read(void)
     config_emulator.last_open_path = read_string("Emulator", "LastOpenPath");
     config_emulator.window_width = read_int("Emulator", "WindowWidth", 640);
     config_emulator.window_height = read_int("Emulator", "WindowHeight", 503);
+    config_emulator.status_messages = read_bool("Emulator", "StatusMessages", false);
 
     if (config_emulator.savefiles_path.empty())
     {
@@ -301,6 +303,7 @@ void config_write(void)
     write_string("Emulator", "LastOpenPath", config_emulator.last_open_path);
     write_int("Emulator", "WindowWidth", config_emulator.window_width);
     write_int("Emulator", "WindowHeight", config_emulator.window_height);
+    write_bool("Emulator", "StatusMessages", config_emulator.status_messages);
 
     for (int i = 0; i < config_max_recent_roms; i++)
     {

diff --git a/platforms/desktop-shared/config.h b/platforms/desktop-shared/config.h
@@ -62,6 +62,7 @@ struct config_Emulator
     std::string last_open_path;
     int window_width = 640;
     int window_height = 503;
+    bool status_messages = false;
 };
 
 struct config_Video

diff --git a/platforms/desktop-shared/emu.cpp b/platforms/desktop-shared/emu.cpp
@@ -23,6 +23,12 @@
 #define EMU_IMPORT
 #include "emu.h"
 
+#define STB_IMAGE_WRITE_IMPLEMENTATION
+#ifdef _WIN32
+#define STBIW_WINDOWS_UTF8
+#endif
+#include "stb/stb_image_write.h"
+
 static GearsystemCore* gearsystem;
 static Sound_Queue* sound_queue;
 static s16* audio_buffer;
@@ -398,6 +404,21 @@ void emu_disable_ym2413(bool disable)
     gearsystem->GetAudio()->DisableYM2413(disable);
 }
 
+void emu_save_screenshot(const char* file_path)
+{
+    if (!gearsystem->GetCartridge()->IsReady())
+        return;
+
+    GS_RuntimeInfo runtime;
+    emu_get_runtime(runtime);
+
+    Log("Saving screenshot to %s", file_path);
+
+    stbi_write_png(file_path, runtime.screen_width, runtime.screen_height, 3, emu_frame_buffer, runtime.screen_width * 3);
+
+    Log("Screenshot saved!");
+}
+
 static void save_ram(void)
 {
 #ifdef DEBUG_GEARSYSTEM

diff --git a/platforms/desktop-shared/emu.h b/platforms/desktop-shared/emu.h
@@ -80,6 +80,7 @@ EXTERN void emu_set_media_slot(int slot);
 EXTERN void emu_set_3d_glasses_config(int config);
 EXTERN void emu_set_overscan(int overscan);
 EXTERN void emu_disable_ym2413(bool disable);
+EXTERN void emu_save_screenshot(const char* file_path);
 
 #undef EMU_IMPORT
 #undef EXTERN