OpenMiner/source/client/hud/BlockCursor.hpp

78 lines
2.6 KiB
C++

/*
* =====================================================================================
*
* OpenMiner
*
* Copyright (C) 2018-2020 Unarelith, Quentin Bazin <openminer@unarelith.net>
* Copyright (C) 2019-2020 the OpenMiner contributors (see CONTRIBUTORS.md)
*
* This file is part of OpenMiner.
*
* OpenMiner is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* OpenMiner 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with OpenMiner; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* =====================================================================================
*/
#ifndef BLOCKCURSOR_HPP_
#define BLOCKCURSOR_HPP_
#include <gk/core/SDLHeaders.hpp>
#include "ClientWorld.hpp"
#include "Inventory.hpp"
#include "BlockGeometry.hpp"
class ClientCommandHandler;
class ClientPlayer;
class Hotbar;
class BlockCursor : public gk::Drawable {
public:
BlockCursor(ClientPlayer &player, ClientWorld &world, ClientCommandHandler &client);
void onEvent(const SDL_Event &event, const Hotbar &hotbar);
void update(const Hotbar &hotbar);
void resetDestroyAnimation() { m_animationStart = 0; }
const BlockState *currentBlock() const { return m_currentBlock; }
private:
void updateVertexBuffer(const BlockState &blockState, const u8f orientation);
void updateAnimationVertexBuffer(const BlockState &blockState, const u8f orientation, int animationPos = -1);
void updateVBOCoords(Vertex vertices[BlockGeometry::nFaces][BlockGeometry::nVertsPerFace],
const BlockState &blockState, float face, u8f orientation);
void draw(gk::RenderTarget &target, gk::RenderStates states) const override;
glm::ivec4 findSelectedBlock() const;
ClientPlayer &m_player;
ClientWorld &m_world;
ClientCommandHandler &m_client;
gk::VertexBuffer m_vbo;
gk::VertexBuffer m_animationVBO;
unsigned int m_animationStart = 0;
glm::ivec4 m_selectedBlock{0, 0, 0, -1};
const BlockState *m_currentBlock = nullptr;
const ItemStack *m_currentTool = nullptr;
gk::Texture *m_blockDestroyTexture = nullptr;
};
#endif // BLOCKCURSOR_HPP_