#version 330 core

layout(location = 0) in vec3 aPos;
layout(location = 1) in vec3 aN;

uniform mat4 model;
uniform mat4 view;
uniform mat4 projection;

out vec3 vWorldPos;
out vec3 vWorldNormal;

void main() {
    vec4 worldPos = model * vec4(aPos, 1.0);
    mat3 normalMat = transpose(inverse(mat3(model)));
    vWorldPos = worldPos.xyz;
    vWorldNormal = normalize(normalMat * aN);
    gl_Position = projection * view * worldPos;
}