void marching_cubes_finish() {
glDeleteBuffers(1, &point_positions);
glDeleteBuffers(1, &point_colors);
kernel_memory_delete(volume);
kernel_memory_delete(point_color_buffer);
glDeleteBuffers(1, &vertex_positions);
glDeleteBuffers(1, &vertex_normals);
kernel_memory_delete(vertex_positions_buffer);
kernel_memory_delete(vertex_normals_buffer);
kernel_memory_delete(vertex_index);
}
void particles_finish() {
#ifndef CPU_ONLY
kernel_memory_delete(k_particle_positions);
kernel_memory_delete(k_particle_velocities);
kernel_memory_delete(k_particle_lifetimes);
kernel_memory_delete(k_particle_randoms);
#endif
glDeleteBuffers(1, &positions_buffer);
glDeleteBuffers(1, &velocities_buffer);
glDeleteBuffers(1, &lifetimes_buffer);
glDeleteBuffers(1, &randoms_buffer);
free(particle_positions);
free(particle_velocities);
free(particle_lifetimes);
free(particle_randoms);
}