1 2#version 300 es 3 4in vec2 in_position; 5out vec2 ex_tex_coord; 6 7void main(void) { 8 gl_Position = vec4(in_position, 0.0, 1.0); 9 ex_tex_coord = vec2(1.0 + in_position.x, 1.0 + in_position.y) * 0.5; 10} 11