Adds getStagingTexture to Image11

src/libGLESv2/renderer/Image11.cpp

@@ -43,6 +43,13 @@ bool Image11::isDirty() const
     return (mStagingTexture && mDirty);
 }
 
+ID3D11Texture2D *Image11::getStagingTexture()
+{
+    createStagingTexture();
+
+    return mStagingTexture;
+}
+
 bool Image11::updateSurface(TextureStorageInterface2D *storage, int level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height)
 {
     // TODO - relies on TextureStorage11 implementation

src/libGLESv2/renderer/Image11.h

@@ -37,6 +37,7 @@ class Image11 : public Image
     static Image11 *makeImage11(Image *img);
 
     virtual bool isDirty() const;
+    ID3D11Texture2D *getStagingTexture();
 
     virtual bool updateSurface(TextureStorageInterface2D *storage, int level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height);
     virtual bool updateSurface(TextureStorageInterfaceCube *storage, int face, int level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height);