Use nanovg in GL3 mode when DGL_USE_OPENGL3 is defined

dgl/src/NanoVG.cpp

@@ -61,7 +61,18 @@ DGL_EXT(PFNGLBLENDFUNCSEPARATEPROC,        glBlendFuncSeparate)
 // Include NanoVG OpenGL implementation
 
 //#define STB_IMAGE_STATIC
-#define NANOVG_GL2_IMPLEMENTATION
+#ifdef DGL_USE_OPENGL3
+# define NANOVG_GL3_IMPLEMENTATION
+#else
+# define NANOVG_GL2_IMPLEMENTATION
+#endif
+
+#if defined(DISTRHO_OS_MAC) && defined(NANOVG_GL3_IMPLEMENTATION)
+# define glBindVertexArray glBindVertexArrayAPPLE
+# define glDeleteVertexArrays glDeleteVertexArraysAPPLE
+# define glGenVertexArrays glGenVertexArraysAPPLE
+#endif
+
 #include "nanovg/nanovg_gl.h"
 
 #if defined(NANOVG_GL2)

dgl/src/nanovg/nanovg_gl.h

@@ -40,7 +40,9 @@ enum NVGcreateFlags {
 #elif defined NANOVG_GL3_IMPLEMENTATION
 #  define NANOVG_GL3 1
 #  define NANOVG_GL_IMPLEMENTATION 1
-#  define NANOVG_GL_USE_UNIFORMBUFFER 1
+#  ifndef __APPLE__
+#   define NANOVG_GL_USE_UNIFORMBUFFER 1
+#  endif
 #elif defined NANOVG_GLES2_IMPLEMENTATION
 #  define NANOVG_GLES2 1
 #  define NANOVG_GL_IMPLEMENTATION 1