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// * This file is part of the COLOBOT source code
// * Copyright (C) 2001-2008, Daniel ROUX & EPSITEC SA, www.epsitec.ch
// * Copyright (C) 2012, Polish Portal of Colobot (PPC)
// *
// * 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://www.gnu.org/licenses/.
// cloud.h
#pragma once
#include "common/event.h"
#include "graphics/core/color.h"
#include "math/point.h"
#include "math/vector.h"
#include <vector>
#include <string>
class CInstanceManager;
namespace Gfx {
class CEngine;
class CTerrain;
struct CloudLine
{
//! Beginning
short x, y;
//! In length x
short len;
float px1, px2, pz;
CloudLine()
{
x = y = 0;
len = 0;
px1 = px2 = pz = 0;
}
};
class CCloud
{
public:
CCloud(CInstanceManager* iMan, CEngine* engine);
~CCloud();
bool EventProcess(const Event &event);
//! Removes all the clouds
void Flush();
//! Creates all areas of cloud
void Create(const std::string& fileName, Gfx::Color diffuse, Gfx::Color ambient, float level);
//! Draw the clouds
void Draw();
//! Modifies the cloud level
void SetLevel(float level);
//! Returns the current level of clouds
float GetLevel();
//! Activate management of clouds
void SetEnable(bool enable);
bool GetEnable();
protected:
//! Makes the clouds evolve
bool EventFrame(const Event &event);
//! Adjusts the position to normal, to imitate the clouds at movement
void AdjustLevel(Math::Vector &pos, Math::Vector &eye, float deep,
Math::Point &uv1, Math::Point &uv2);
//! Updates the positions, relative to the ground
void CreateLine(int x, int y, int len);
protected:
CInstanceManager* m_iMan;
Gfx::CEngine* m_engine;
Gfx::CTerrain* m_terrain;
std::string m_fileName;
//! Overall level
float m_level;
//! Feedrate (wind)
Math::Point m_speed;
//! Diffuse color
Gfx::Color m_diffuse;
//! Ambient color
Gfx::Color m_ambient;
float m_time;
float m_lastTest;
int m_subdiv;
//! Wind speed
Math::Vector m_wind;
//! Brick mosaic
int m_brick;
//! Size of a brick element
float m_size;
std::vector<Gfx::CloudLine> m_line;
bool m_enable;
};
}; // namespace Gfx
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