varying mediump vec2 vTexCoord; uniform sampler2D sTexture; uniform sampler2D sStyle; uniform lowp vec4 uColor; uniform lowp vec3 mixColor; void main() { mediump vec4 textTexture = texture2D( sTexture, vTexCoord ); mediump vec4 styleTexture = texture2D( sStyle, vTexCoord ); // Draw the text as overlay above the style gl_FragColor = ( textTexture + styleTexture * ( 1.0 - textTexture.a ) ) * uColor * vec4( mixColor, 1.0 ); }