From a00c0aab1eb5a7a55bef8ca08115bdd722ab5699 Mon Sep 17 00:00:00 2001
From: Matthew Kosarek <mattkae@protonmail.com>
Date: Sun, 16 May 2021 19:50:15 -0400
Subject: Moved the frontend directory up so that it no longer exists

---
 shared_cpp/WebglContext.h | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 shared_cpp/WebglContext.h

(limited to 'shared_cpp/WebglContext.h')

diff --git a/shared_cpp/WebglContext.h b/shared_cpp/WebglContext.h
new file mode 100644
index 0000000..017498f
--- /dev/null
+++ b/shared_cpp/WebglContext.h
@@ -0,0 +1,39 @@
+#pragma once
+#include "types.h"
+#include <emscripten.h>
+#include <emscripten/html5.h>
+#include <GLES2/gl2.h>
+#include <EGL/egl.h>
+
+struct WebglContext {
+	EMSCRIPTEN_WEBGL_CONTEXT_HANDLE context;
+	int width = 640;
+	int height = 480;
+
+	void init(const char* query, int inWidth = 640, int inHeight = 480) {
+		width = inWidth;
+		height = inHeight;
+		emscripten_set_canvas_element_size( query, width, height);
+		
+		EmscriptenWebGLContextAttributes attrs;
+		emscripten_webgl_init_context_attributes(&attrs);
+
+		attrs.enableExtensionsByDefault = 1;
+		attrs.majorVersion = 3;
+		attrs.minorVersion = 0;
+
+		context = emscripten_webgl_create_context(query, &attrs);
+		makeCurrentContext();
+
+		glClearColor(0.2f, 0.3f, 0.3f, 1.0f);
+		glClear(GL_COLOR_BUFFER_BIT);	
+	};
+	
+	void makeCurrentContext() {
+		emscripten_webgl_make_context_current(context);
+	};
+	
+	void destroy() {
+		emscripten_webgl_destroy_context(context);
+	}
+};
\ No newline at end of file
-- 
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