New cpp folder structure

Signed-off-by: Alexander Borsuk <me@alex.bio>

libs/shaders/GL/imgui.vsh.glsl

@@ -0,0 +1,19 @@
+attribute vec2 a_position;
+attribute vec2 a_texCoords;
+attribute vec4 a_color;
+
+varying vec2 v_texCoords;
+varying vec4 v_color;
+
+uniform mat4 u_projection;
+
+void main()
+{
+  v_texCoords = a_texCoords;
+  v_color = a_color;
+  gl_Position = vec4(a_position, 0, 1) * u_projection;
+#ifdef VULKAN
+  gl_Position.y = -gl_Position.y;
+  gl_Position.z = (gl_Position.z  + gl_Position.w) * 0.5;
+#endif
+}