Initial import

resources/imageview_vertex.gl

@@ -0,0 +1,14 @@
+#version 330
+
+uniform mat4 matrix_image;
+uniform mat4 matrix_background;
+in vec2 position;
+out vec2 position_background;
+out vec2 uv;
+
+void main() {
+    vec4 p = vec4(position, 0.0, 1.0);
+    gl_Position = matrix_image * p;
+    position_background = (matrix_background * p).xy;
+    uv = position;
+}