Add Shader class

assets/glsl/simple.frag

@@ -0,0 +1,10 @@
+#version 450 core
+
+layout(location = 0) out vec4 color;
+
+in vec3 position;
+
+void main()
+{
+	color = vec4(position * 0.5f + 0.5f, 1.0f);
+}

assets/glsl/simple.vert

@@ -0,0 +1,11 @@
+#version 450 core
+
+layout(location = 0) in vec3 a_position;
+
+out vec3 position;
+
+void main()
+{
+	position = a_position;
+	gl_Position = vec4(a_position, 1.0f);
+}