Ticket #4363: set_window_icon.patch

source/ps/VideoMode.cpp

@@ -26 +26 @@
 #include "lib/ogl.h"
 #include "lib/external_libraries/libsdl.h"
 #include "lib/sysdep/gfx.h"
+#include "lib/tex/tex.h"
 #include "ps/CConsole.h"
 #include "ps/CLogger.h"
 #include "ps/ConfigDB.h"
+#include "ps/Filesystem.h"
 #include "ps/Game.h"
 #include "ps/GameSetup/Config.h"
 #include "renderer/Renderer.h"
@@ -255 +257 @@
         m_WindowedH = h;
     }
 
+#ifdef OS_WIN
+    const VfsPath iconPath("art/textures/icons/0ad_64.png"); // or load from config
+#else
+    // TODO: set path
+#endif
+
+    // Setup the titlebar icon
+    std::shared_ptr<u8> iconFile;
+    size_t iconFileSize;
+    if (g_VFS->LoadFile(iconPath, iconFile, iconFileSize) != INFO::OK)
+        return false;
+    Tex iconTexture;
+    if (iconTexture.decode(iconFile, iconFileSize) != INFO::OK)
+        return false;
+
+    // Convert to required BGRA format.
+    const size_t iconFlags = (iconTexture.m_Flags | TEX_BGR) & ~TEX_DXT;
+    if (iconTexture.transform_to(iconFlags) != INFO::OK)
+        return false;
+
+    void* bgra_img = iconTexture.get_data();
+    if (!bgra_img)
+        return false;
+
+    SDL_Surface *iconSurface = SDL_CreateRGBSurfaceFrom(bgra_img, iconTexture.m_Width, iconTexture.m_Height, 32, iconTexture.m_Width * 4, 0x00FF0000, 0x0000FF00, 0x000000FF, 0xFF000000);
+    if (!iconSurface)
+        return false;
+    SDL_SetWindowIcon(m_Window, iconSurface);
+    SDL_FreeSurface(iconSurface);
+
     return true;
 }