TheorafileGMS/gamemaker/TheorafileGMS/shaders/YUVToRGB/YUVToRGB.vsh

attribute vec2 in_Position;                  // (x,y,z)
attribute vec2 in_TextureCoord;              // (u,v)

varying vec2 v_vTexcoord;

void main()
{
    v_vTexcoord = in_TextureCoord;
	gl_Position = vec4(in_Position, 0.0, 1.0);
}