source: opengl-game/shaders/model.frag

#version 450
#extension GL_ARB_separate_shader_objects : enable

layout(binding = 2) uniform sampler2D texSampler;

layout(location = 0) in vec3 fragColor;
layout(location = 1) in vec2 fragTexCoord;
layout(location = 2) in vec3 normal_eye;

layout(location = 0) out vec4 outColor;

void main() {
   outColor = vec4(fragColor * texture(texSampler, fragTexCoord).rgb, 1.0) + vec4(normal_eye, 0.0) - vec4(normal_eye, 0.0);
}