voxel-game/include/voxel/block.h

95 lines
2.5 KiB
C++

#pragma once
/*
* Copyright (C) 2024 Brett Terpstra
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef VOXEL_GAME_BLOCK_H
#define VOXEL_GAME_BLOCK_H
#include <voxel/fwdecl.h>
#include <array>
#include <variant>
namespace voxel
{
enum class face_t : blt::u32
{
NORTH, SOUTH, EAST, WEST, UP, DOWN, COUNT
};
constexpr inline blt::u32 face_to_int(face_t face)
{
return static_cast<blt::u32>(face);
}
class textured_block_t
{
public:
explicit textured_block_t(texture_id_t id)
{
for (auto& f : faces)
f = id;
}
explicit textured_block_t(texture_id_t top, texture_id_t id)
{
for (auto& f : faces)
f = id;
faces[face_to_int(face_t::UP)] = top;
}
explicit textured_block_t(texture_id_t top, texture_id_t bottom, texture_id_t sides)
{
for (auto& f : faces)
f = sides;
faces[face_to_int(face_t::UP)] = top;
faces[face_to_int(face_t::DOWN)] = bottom;
}
explicit textured_block_t(std::array<texture_id_t, face_to_int(face_t::COUNT)> faces): faces(faces)
{}
texture_id_t get_texture_facing(face_t face)
{
return faces[face_to_int(face)];
}
private:
std::array<texture_id_t, face_to_int(face_t::COUNT)> faces{};
};
class block_model_t
{
public:
private:
};
/**
* Defines data about a block
*/
class block_t
{
public:
private:
block_id_t id;
std::variant<block_model_t, textured_block_t> model;
};
}
#endif //VOXEL_GAME_BLOCK_H