geng-font 0.17.0

Game ENGine
Documentation 
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varying vec2 v_uv;

#ifdef VERTEX_SHADER
attribute vec2 a_pos;
attribute vec2 i_pos;
attribute vec2 i_size;
attribute vec2 i_uv_pos;
attribute vec2 i_uv_size;

uniform mat3 u_matrix;
void main() {
    v_uv = i_uv_pos + a_pos * i_uv_size;
    vec3 pos = u_matrix * vec3(i_pos + a_pos * i_size, 1.0);
    gl_Position = vec4(pos.xy, 0.0, pos.z);
}
#endif

#ifdef FRAGMENT_SHADER
uniform sampler2D u_texture;

void main() {
    gl_FragColor = texture2D(u_texture, v_uv);
}
#endif