#version 330 core

layout (location = 0) in vec3 vertexPositions;
layout (location = 1) in vec2 textureCoords;
layout (location = 2) in vec3 normals;

uniform mat4 transformationMatrix;
uniform mat4 viewMatrix;
uniform mat4 projectionMatrix;

out vec2 passTextureCoords;
out vec3 passNormals;

void main() {
    vec4 worldPosition = transformationMatrix * vec4(vertexPositions, 1.0);
    gl_Position = projectionMatrix * (viewMatrix * worldPosition);

    passTextureCoords = textureCoords;
    passNormals = mat3(transpose(inverse(transformationMatrix))) * normals;
}