Add NanoImage::getTextureHandle()

dgl/NanoVG.hpp

@@ -47,6 +47,11 @@ public:
     */
     Size<uint> getSize() const noexcept;
 
+   /**
+      Get the OpenGL texture handle.
+    */
+    GLuint getTextureHandle() const;
+
    /**
       Update image data.
     */

dgl/src/NanoVG.cpp

@@ -46,6 +46,7 @@
 //#define STB_IMAGE_STATIC 1
 #define NANOVG_GL2_IMPLEMENTATION 1
 #include "nanovg/nanovg_gl.h"
+#include "oui-blendish/blendish.h"
 
 #if defined(NANOVG_GL2)
 # define nvgCreateGL nvgCreateGL2
@@ -129,6 +130,11 @@ Size<uint> NanoImage::getSize() const noexcept
     return fSize;
 }
 
+GLuint NanoImage::getTextureHandle() const
+{
+    return nvglImageHandle(fContext, fImageId);
+}
+
 void NanoImage::updateImage(const uchar* const data)
 {
     DISTRHO_SAFE_ASSERT_RETURN(data != nullptr,);