Constant shaders_graphics2d::colored::VERTEX_GLSL_120

pub const VERTEX_GLSL_120: &'static [u8] = b"#version 120\nattribute vec4 color;\nattribute vec2 pos;\n\nvarying vec4 v_Color;\n\nvoid main() {\n    v_Color = color;\n    gl_Position = vec4(pos, 0.0, 1.0);\n}\n";

Vertex shader for GLSL 1.20