Techneck/fragment_shader.glsl

#version 420 core

in vec2 uv_coords;

out vec4 color;

uniform sampler2D block_atlas;

void main() {
    
    color = texture(block_atlas, uv_coords); // vec4(uv_coords, 0.0f, 1.0); // vec4(1.0, 0.0, 0.0, 1.0);
}