Adding ViroKit. Needs AWSCore :(

mobile/ios/ViroKit.framework/Headers/VROOpenGL.h

@@ -0,0 +1,77 @@
+//
+//  VROOpenGL.h
+//  ViroRenderer
+//
+//  Created by Raj Advani on 11/2/16.
+//  Copyright © 2016 Viro Media. All rights reserved.
+//
+
+#ifndef VROOpenGL_h
+#define VROOpenGL_h
+
+#include "VRODefines.h"
+#include "VROLog.h"
+
+#if VRO_PLATFORM_ANDROID
+
+#include <cstring>
+#include <stdlib.h>
+#include <EGL/egl.h>
+#include <GLES3/gl3.h>
+#include <GLES2/gl2ext.h>
+#include <GLES3/gl3ext.h>
+#include <GLES3/gl3platform.h>
+
+// Avoiding glBufferSubData seems to increase stability on Adreno devices
+#define VRO_AVOID_BUFFER_SUB_DATA 1
+
+#elif VRO_PLATFORM_IOS
+
+#import <OpenGLES/EAGL.h>
+#import <OpenGLES/ES1/glext.h>
+#import <OpenGLES/ES2/gl.h>
+#import <OpenGLES/ES2/glext.h>
+#import <OpenGLES/ES3/gl.h>
+#import <OpenGLES/ES3/glext.h>
+#define VRO_AVOID_BUFFER_SUB_DATA 0
+
+#endif
+
+#ifdef CHECK_GL_ERRORS
+
+static const char * GlErrorString( GLenum error )
+{
+	switch ( error )
+	{
+		case GL_NO_ERROR:						return "GL_NO_ERROR";
+		case GL_INVALID_ENUM:					return "GL_INVALID_ENUM";
+		case GL_INVALID_VALUE:					return "GL_INVALID_VALUE";
+		case GL_INVALID_OPERATION:				return "GL_INVALID_OPERATION";
+		case GL_INVALID_FRAMEBUFFER_OPERATION:	return "GL_INVALID_FRAMEBUFFER_OPERATION";
+		case GL_OUT_OF_MEMORY:					return "GL_OUT_OF_MEMORY";
+		default: return "unknown";
+	}
+}
+
+static void GLCheckErrors( int line )
+{
+	for ( int i = 0; i < 10; i++ )
+	{
+		const GLenum error = glGetError();
+		if ( error == GL_NO_ERROR )
+		{
+			break;
+		}
+		pinfo( "GL error on line %d: %s", line, GlErrorString( error ) );
+	}
+}
+
+#define GL( func )		func; GLCheckErrors( __LINE__ );
+
+#else // CHECK_GL_ERRORS
+
+#define GL( func )		func;
+
+#endif // CHECK_GL_ERRORS
+
+#endif /* VROOpenGL_h */