/*
 * This file is part of the Colobot: Gold Edition source code
 * Copyright (C) 2001-2023, Daniel Roux, EPSITEC SA & TerranovaTeam
 * http://epsitec.ch; http://colobot.info; http://github.com/colobot
 *
 * 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 http://gnu.org/licenses
 */

/**
 * \file graphics/core/vertex.h
 * \brief Vertex structs
 */

#pragma once


#include "graphics/core/color.h"
#include "graphics/core/type.h"

#include <sstream>
#include <cstdint>

#include <glm/glm.hpp>

// Graphics module namespace
namespace Gfx
{

/**
 * \struct Vertex2D
 * \brief 2D vertex for interface rendering, contains UV and color
 */
struct Vertex2D
{
    glm::vec2 position = { 0.0f, 0.0f };
    glm::vec2 uv = { 0.0f, 0.0f };
    glm::u8vec4 color = { 255, 255, 255, 255 };
};

/**
 * \struct Vertex3D
 * \brief 3D vertex for 3D rendering, contains UV, color and normal
 */
struct Vertex3D
{
    glm::vec3 position = { 0.0f, 0.0f, 0.0f };
    glm::u8vec4 color = { 255, 255, 255, 255 };
    glm::vec2 uv = { 0.0f, 0.0f };
    glm::vec2 uv2 = { 0.0f, 0.0f };
    glm::vec3 normal = { 0.0f, 0.0f, 1.0f };
};

/**
 * \struct VertexParticle
 * \brief 3D vertex for particle rendering, contains color and UV coordinates
 */
struct VertexParticle
{
    glm::vec3 position = { 0.0f, 0.0f, 0.0f };
    glm::u8vec4 color = { 255, 255, 255, 255 };
    glm::vec2 uv = { 0.0f, 0.0f };
};

} // namespace Gfx