colobot/src/object/subclass/static_object.cpp

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/*
* This file is part of the Colobot: Gold Edition source code
* Copyright (C) 2001-2015, Daniel Roux, EPSITEC SA & TerranovaTeam
* http://epsiteс.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
*/
#include "object/subclass/static_object.h"
#include "graphics/engine/terrain.h"
#include "graphics/model/model.h"
#include "graphics/model/model_io_exception.h"
#include "graphics/model/model_manager.h"
#include "object/object_create_exception.h"
#include "math/geometry.h"
const std::unordered_map<ObjectType, std::string, ObjectTypeHash> CStaticObject::m_staticModelNames =
{
{ OBJECT_TREE0, "tree0" }
};
CStaticObject::CStaticObject(int id,
ObjectType type,
const std::string& key,
const Math::Vector& position,
float angleY,
const Gfx::CModel& model,
Gfx::CEngine* engine)
: CObject(id, type)
, m_engine(engine)
{
const Gfx::CModelMesh* mesh = model.GetMesh("main");
assert(mesh != nullptr);
Math::Matrix worldMatrix = ComputeWorldMatrix(position, angleY);
m_meshHandle = m_engine->AddStaticMesh(key, mesh, worldMatrix);
if (model.HasShadowSpot())
m_engine->AddStaticMeshShadowSpot(m_meshHandle, model.GetShadowSpot());
SetCrashSpheres(model.GetCrashSpheres());
if (model.HasCameraCollisionSphere())
SetCameraCollisionSphere(model.GetCameraCollisionSphere());
}
CStaticObject::~CStaticObject()
{
m_engine->DeleteStaticMesh(m_meshHandle);
}
Math::Matrix CStaticObject::ComputeWorldMatrix(const Math::Vector& position, float angleY)
{
Math::Matrix translationMatrix;
Math::LoadTranslationMatrix(translationMatrix, position);
Math::Matrix rotationMatrix;
Math::LoadRotationZXYMatrix(rotationMatrix, Math::Vector(0.0f, angleY, 0.0f));
return Math::MultiplyMatrices(translationMatrix, rotationMatrix);
}
void CStaticObject::Read(CLevelParserLine* line)
{
}
void CStaticObject::Write(CLevelParserLine* line)
{
}
void CStaticObject::TransformCrashSphere(Math::Sphere& crashSphere)
{
Math::Matrix worldMatrix = m_engine->GetStaticMeshWorldMatrix(m_meshHandle);
Math::Transform(worldMatrix, crashSphere.pos);
}
void CStaticObject::TransformCameraCollisionSphere(Math::Sphere& collisionSphere)
{
Math::Matrix worldMatrix = m_engine->GetStaticMeshWorldMatrix(m_meshHandle);
Math::Transform(worldMatrix, collisionSphere.pos);
}
void CStaticObject::SetTransparency(float value)
{
m_engine->SetStaticMeshTransparency(m_meshHandle, value);
}
bool CStaticObject::IsStaticObject(ObjectType type)
{
return m_staticModelNames.count(type) > 0;
}
CStaticObjectUPtr CStaticObject::Create(int id,
ObjectType type,
const Math::Vector& position,
float angleY,
float height,
Gfx::CEngine* engine,
Gfx::CModelManager* modelManager,
Gfx::CTerrain* terrain)
{
auto it = m_staticModelNames.find(type);
if (it == m_staticModelNames.end())
throw CObjectCreateException("Object type is not static object", type);
std::string modelFile = it->second;
Math::Vector adjustedPosition = position;
terrain->AdjustToFloor(adjustedPosition);
adjustedPosition.y += height;
try
{
Gfx::CModel& model = modelManager->GetModel(modelFile);
if (model.GetMeshCount() != 1 || model.GetMesh("main") == nullptr)
throw CObjectCreateException("Unexpected mesh configuration", type, modelFile);
return CStaticObjectUPtr{new CStaticObject(id, type, modelFile, adjustedPosition, angleY, model, engine)};
}
catch (const Gfx::CModelIOException& e)
{
throw CObjectCreateException(std::string("Error loading model file: ") + e.what(), type, modelFile);
}
}