1attribute vec2 a_TexCoord;
2uniform mat3 u_TextureMatrix;
3varying vec2 v_TexCoord;
4varying vec2 v_TexCoord2;
5varying vec2 v_Position;
6attribute vec2 a_Vertex;
7uniform mat3 u_TransformMatrix;
8uniform mat3 u_ProjectionMatrix;
9uniform vec2 u_Offset;
10uniform vec2 u_Resolution;
11uniform vec2 u_Center;
12
13void main()
14{
15 gl_Position = vec4((u_ProjectionMatrix * u_TransformMatrix * vec3(a_Vertex.xy, 1.0)).xy, 1.0, 1.0);
16 v_Position = a_Vertex.xy - u_Center;
17 v_TexCoord = (u_TextureMatrix * vec3(a_TexCoord,1.0)).xy;
18 v_TexCoord2 = (u_TextureMatrix * vec3(a_TexCoord + u_Offset,1.0)).xy;
19}
20
21