1 files changed, 13 insertions, 1 deletions
diff --git a/src/library_sdl.js b/src/library_sdl.js
index da682eab..7078aa9d 100644
--- a/src/library_sdl.js
+++ b/src/library_sdl.js
@@ -940,7 +940,10 @@ var LibrarySDL = {
     // TODO
   },
 
-  SDL_GetKeyboardState: function() {
+  SDL_GetKeyboardState: function(numKeys) {
+    if (numKeys) {
+      {{{ makeSetValue('numKeys', 0, 0x10000, 'i32') }}};
+    }
     return SDL.keyboardState;
   },
 
@@ -1097,7 +1100,11 @@ var LibrarySDL = {
     return ret;
   },
 
+  rotozoomSurface__deps: ['zoomSurface'],
   rotozoomSurface: function(src, angle, zoom, smooth) {
+    if (angle % 360 === 0) {
+      return _zoomSurface(src, zoom, zoom, smooth);
+    }
     var srcData = SDL.surfaces[src];
     var w = srcData.width * zoom;
     var h = srcData.height * zoom;
@@ -1828,6 +1835,11 @@ var LibrarySDL = {
     return Math.floor(fontData.size*0.02); // XXX
   },
 
+  TTF_FontHeight: function(font) {
+    var fontData = SDL.fonts[font];
+    return fontData.size;
+  },
+
   // SDL gfx
 
   $SDL_gfx: {