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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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/>.
*
*/
/*
* Copyright (C) 2006-2010 - Frictional Games
*
* This file is part of HPL1 Engine.
*/
#include "hpl1/engine/scene/TileSet.h"
#include "hpl1/engine/graphics/MaterialHandler.h"
#include "hpl1/engine/graphics/MeshCreator.h"
#include "hpl1/engine/impl/tinyXML/tinyxml.h"
#include "hpl1/engine/resources/Resources.h"
#include "hpl1/engine/system/low_level_system.h"
namespace hpl {
//////////////////////////////////////////////////////////////////////////
// CONSTRUCTORS
//////////////////////////////////////////////////////////////////////////
//-----------------------------------------------------------------------
cTileSet::cTileSet(tString asName, cGraphics *apGraphics, cResources *apResources)
: iResourceBase(asName, 0) {
mpResources = apResources;
mfTileSize = 0;
mpGraphics = apGraphics;
for (int i = 0; i < eMaterialTexture_LastEnum; i++)
mvImageHandle[i] = -1;
}
//-----------------------------------------------------------------------
cTileSet::~cTileSet() {
Log(" Deleting tileset.\n");
for (tTileDataVecIt it = mvData.begin(); it != mvData.end(); it++) {
(*it)->Destroy();
hplDelete(*it);
}
}
//-----------------------------------------------------------------------
//////////////////////////////////////////////////////////////////////////
// PUBLIC METHODS
//////////////////////////////////////////////////////////////////////////
//-----------------------------------------------------------------------
void cTileSet::Add(iTileData *apData) {
mvData.push_back(apData);
}
//-----------------------------------------------------------------------
iTileData *cTileSet::Get(int alNum) {
assert(alNum >= 0 && alNum < (int)mvData.size());
return mvData[alNum];
}
//-----------------------------------------------------------------------
bool cTileSet::CreateFromFile(const tString &asFile) {
TiXmlDocument *pDoc = hplNew(TiXmlDocument, (asFile.c_str()));
if (!pDoc->LoadFile()) {
error("Couldn't load tileset '%s'", asFile.c_str());
return false;
}
GetTileNum(pDoc->RootElement()->FirstChildElement());
// Add the resources
mpResources->AddResourceDir(pDoc->RootElement()->Attribute("dir"));
// Get the tiles size
mfTileSize = (float)cString::ToInt(pDoc->RootElement()->Attribute("size"), 0);
// Calculate the best size for the frame:
double x = ceil(log((double)((float)mlNum) * mfTileSize) / log(2.0f));
double y = ceil(log((double)mfTileSize) / log(2.0f));
if (x > kMaxTileFrameWidth) {
y += x - kMaxTileFrameWidth;
x = kMaxTileFrameWidth;
}
mvFrameSize = cVector2l((int)pow(2.0, x), (int)pow(2.0, y));
TiXmlElement *pTileElement = pDoc->RootElement()->FirstChildElement();
while (pTileElement != NULL) {
LoadData(pTileElement);
pTileElement = pTileElement->NextSiblingElement();
}
hplDelete(pDoc);
mpResources->GetImageManager()->FlushAll();
return true;
}
//-----------------------------------------------------------------------
//////////////////////////////////////////////////////////////////////////
// PRIVATE METHODS
//////////////////////////////////////////////////////////////////////////
//-----------------------------------------------------------------------
bool cTileSet::LoadData(TiXmlElement *pElement) {
tString sName = pElement->Attribute("name");
tString sMaterial = pElement->Attribute("material");
tString sMesh = pElement->Attribute("mesh");
tString sCollideMesh = cString::ToString(pElement->Attribute("collidemesh"), "");
iMaterial *pMaterial = NULL;
cMesh2D *pMesh = NULL;
cMesh2D *pCollideMesh = NULL;
cResourceImage *pImage = NULL;
cTileDataNormal *pTileData = hplNew(cTileDataNormal, (mpResources->GetImageManager(), mfTileSize));
// Log("Tile %s:\n", sName.c_str());
// Log("Creating material: %s\n",sMaterial.c_str());
// Create material
pMaterial = mpGraphics->GetMaterialHandler()->Create(sMaterial, eMaterialPicture_Image);
if (pMaterial == NULL) {
Error("Error creating material '%s' for '%s'!\n", sMaterial.c_str(), sName.c_str());
return false;
}
// Log("Loading images..\n");
// Load the images
tTextureTypeList lstTypes = pMaterial->GetTextureTypes();
for (tTextureTypeListIt it = lstTypes.begin(); it != lstTypes.end(); it++) {
if (mvImageHandle[it->mType] == -1) {
mvImageHandle[it->mType] = mpResources->GetImageManager()->CreateFrame(mvFrameSize);
}
pImage = mpResources->GetImageManager()->CreateImage(sName + it->msSuffix, mvImageHandle[it->mType]);
if (pImage == NULL) {
Error("Can't load texture '%s%s'!\n", sName.c_str(), it->msSuffix.c_str());
return false;
}
pMaterial->SetImage(pImage, it->mType);
}
// Compile material
pMaterial->Compile();
// Create the mesh
pMesh = mpGraphics->GetMeshCreator()->Create2D(sMesh, mfTileSize);
if (pMesh == NULL) {
Error("Error creating mesh for '%s'!\n", sName.c_str());
return false;
}
pTileData->SetData(pMesh, pMaterial);
// Create the collide mesh
if (sCollideMesh != "") {
pCollideMesh = mpGraphics->GetMeshCreator()->Create2D(sCollideMesh, mfTileSize);
if (pCollideMesh == NULL) {
Error("Error creating collide mesh for '%s'!\n", sName.c_str());
return false;
}
pCollideMesh->CreateTileVertexVec();
pTileData->SetCollideMesh(pCollideMesh);
}
// Set the tilesdata properties:
pTileData->SetIsSolid(cString::ToInt(pElement->Attribute("solid"), 1) ? true : false);
eTileCollisionType CType = (eTileCollisionType)cString::ToInt(pElement->Attribute("collision_type"), 1);
pTileData->SetCollisionType(CType);
Add(pTileData);
return true;
}
//-----------------------------------------------------------------------
void cTileSet::GetTileNum(TiXmlElement *apElement) {
mlNum = 0;
while (apElement != NULL) {
mlNum++;
apElement = apElement->NextSiblingElement();
}
}
//-----------------------------------------------------------------------
} // namespace hpl
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