#version 330 core out vec4 FragColor; in vec2 TexCoord; // texture samplers uniform sampler2D texture1; uniform sampler2D texture2; void main() { // linearly interpolate between both textures (80% container, 20% awesomeface) FragColor = mix(texture(texture1, TexCoord), texture(texture2, TexCoord), 1.0); }