managed old tutorial implementation with classes.

Bugs: nothing is displayed

MshViewer/Shader/FragmentTextureShader.mv2shdr

@@ -0,0 +1,14 @@
+#version 450 core
+
+// Input
+in vec2 UV;
+
+// Ouput data
+out vec3 color;
+
+uniform sampler2D textureSampler;
+
+void main()
+{
+	color = texture(textureSampler, UV).rgb;
+}