#version 330 core
#extension GL_ARB_shading_language_420pack : enable

uniform mat4 projection_matrix;
uniform mat4 view_matrix;
uniform mat4 model_matrix;

layout(location = 0) in vec3 vertex;

void main(void) {
     gl_Position = projection_matrix * view_matrix * model_matrix * vec4(vertex, 1.0);
}