uniform sampler2D tex; uniform sampler2D texture2; in vec4 vTexCoord; in vec4 vColor; void main() { vec4 frag = vColor; vec4 t1 = texture2D(texture2, vTexCoord.xy); vec4 t2 = texture2D(tex, vec2(vTexCoord.x, 1.0-vTexCoord.y)); gl_FragColor = frag * vec4(t1.r, t1.g, t1.b, t2.a); }