2 //in mediump vec3 vertex;
3 in mediump vec3 vertex;
4 in mediump vec2 texcoord;
5 out mediump vec2 v_texcoord;
6 precision mediump float;
8 attribute mediump vec3 vertex;
9 attribute mediump vec2 texcoord;
10 varying mediump vec2 v_texcoord;
13 uniform mat2 rotate_mat;
15 uniform mediump mat3 v_ortho;
20 gl_Position = vec4(xy, vertex.z, 1.0);
21 v_texcoord = texcoord;