293 lines
9.2 KiB
C++
293 lines
9.2 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/*
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* Copyright (C) 2006-2010 - Frictional Games
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*
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* This file is part of HPL1 Engine.
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*/
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#include "hpl1/engine/graphics/ImageEntityData.h"
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#include "hpl1/engine/graphics/Graphics.h"
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#include "hpl1/engine/graphics/Material.h"
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#include "hpl1/engine/graphics/MaterialHandler.h"
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#include "hpl1/engine/graphics/Mesh2d.h"
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#include "hpl1/engine/graphics/MeshCreator.h"
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#include "hpl1/engine/impl/tinyXML/tinyxml.h"
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#include "hpl1/engine/resources/Resources.h"
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#include "hpl1/engine/scene/ImageEntity.h"
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#include "hpl1/engine/scene/TileSet.h"
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#include "hpl1/engine/system/low_level_system.h"
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namespace hpl {
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//////////////////////////////////////////////////////////////////////////
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// CONSTRUCTORS
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//////////////////////////////////////////////////////////////////////////
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//-----------------------------------------------------------------------
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cImageEntityData::cImageEntityData(tString asName, cGraphics *apGraphics, cResources *apResources)
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: iResourceBase(asName, 0) {
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mpResources = apResources;
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mpGraphics = apGraphics;
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mlFrameNum = 0;
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mbCastShadows = false;
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mbCollidable = false;
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mbLit = true;
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mpMesh = NULL;
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mpCollideMesh = NULL;
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}
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//-----------------------------------------------------------------------
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cImageEntityData::~cImageEntityData() {
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for (int i = 0; i < (int)mvImageFrames.size(); i++) {
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hplDelete(mvImageFrames[i].mpMaterial);
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}
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hplDelete(mpMesh);
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}
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//-----------------------------------------------------------------------
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//////////////////////////////////////////////////////////////////////////
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// PUBLIC METHODS
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//////////////////////////////////////////////////////////////////////////
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//-----------------------------------------------------------------------
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cImageAnimation *cImageEntityData::GetAnimationByName(const tString &asName) {
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tImageAnimationMapIt it = m_mapAnimations.find(asName);
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if (it == m_mapAnimations.end())
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return NULL;
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return &it->second;
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}
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//-----------------------------------------------------------------------
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cImageAnimation *cImageEntityData::GetAnimationByHandle(int alHandle) {
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tImageAnimationMapIt it = m_mapAnimations.begin();
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while (it != m_mapAnimations.end()) {
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if (it->second.mlHandle == alHandle)
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return &it->second;
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it++;
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}
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return NULL;
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}
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//-----------------------------------------------------------------------
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bool cImageEntityData::CreateFromFile(const tString &asFile, tIntVec &avImageHandle) {
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bool bGotAnim = false;
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TiXmlDocument *pDoc = hplNew(TiXmlDocument, (asFile.c_str()));
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if (!pDoc->LoadFile()) {
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error("Couldn't load tileset '%s'", asFile.c_str());
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return false;
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}
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TiXmlElement *RootElem = pDoc->RootElement();
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// Temp test::
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Common::fill(avImageHandle.begin(), avImageHandle.end(), -1);
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///////// MAIN ///////////////
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TiXmlElement *MainElem = RootElem->FirstChildElement("MAIN");
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msDataName = cString::ToString(MainElem->Attribute("Name"), "");
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msType = cString::ToString(MainElem->Attribute("Type"), "");
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msSubType = cString::ToString(MainElem->Attribute("Subtype"), "");
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///////// IMAGE ///////////////
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TiXmlElement *ImageElem = RootElem->FirstChildElement("IMAGE");
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tString sImageName = cString::ToString(ImageElem->Attribute("Name"), "");
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tString sDirectory = cString::ToString(ImageElem->Attribute("Dir"), "");
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tString sMaterial = cString::ToString(ImageElem->Attribute("Material"), "");
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tString sMesh = cString::ToString(ImageElem->Attribute("Mesh"), "");
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mvImageSize.x = cString::ToFloat(ImageElem->Attribute("Width"), 512) + 2.0f;
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mvImageSize.y = cString::ToFloat(ImageElem->Attribute("Height"), 512) + 2.0f;
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///////// PROPERTIES ///////////////
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TiXmlElement *PropElem = RootElem->FirstChildElement("PROPERTIES");
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mbCastShadows = cString::ToBool(PropElem->Attribute("CastShadows"), false);
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mbCollidable = cString::ToBool(PropElem->Attribute("Collidable"), false);
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mbCollides = cString::ToBool(PropElem->Attribute("Collides"), false);
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mbLit = cString::ToBool(PropElem->Attribute("Lit"), true);
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tString sCollideMesh = cString::ToString(PropElem->Attribute("CollideMesh"), "square");
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///////// ANIMATIONS ///////////////
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TiXmlElement *AnimationElem = RootElem->FirstChildElement("ANIMATIONS");
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if (AnimationElem != NULL) {
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mlFrameNum = cString::ToInt(AnimationElem->Attribute("Frames"), 1);
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TiXmlElement *AnimChildElem = AnimationElem->FirstChildElement();
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int lCount = 0;
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while (AnimChildElem) {
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cImageAnimation Anim;
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Anim.msName = cString::ToString(AnimChildElem->Attribute("Name"), "");
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Anim.mfSpeed = cString::ToFloat(AnimChildElem->Attribute("Speed"), 1);
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Anim.mbCollidable = cString::ToBool(AnimChildElem->Attribute("Collidable"), false);
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Anim.msSound = cString::ToString(AnimChildElem->Attribute("Sound"), "");
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Anim.mlHandle = lCount;
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tString sData = cString::ToString(AnimChildElem->Attribute("Data"), "");
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cString::GetIntVec(sData, Anim.mvFrameNums);
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m_mapAnimations.insert(tImageAnimationMap::value_type(Anim.msName, Anim));
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AnimChildElem = AnimChildElem->NextSiblingElement();
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lCount++;
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}
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bGotAnim = true;
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} else {
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mlFrameNum = 1;
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bGotAnim = false;
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}
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///////// LOADING /////////////////
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mpResources->AddResourceDir(sDirectory);
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// Create the mesh for drawing
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mpMesh = mpGraphics->GetMeshCreator()->Create2D(sMesh, 2);
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if (mpMesh == NULL) {
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Error("Error creating mesh for '%s'!\n", msName.c_str());
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return false;
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}
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mpMesh->CreateVertexVec();
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mvIdxVec = *mpMesh->GetIndexVec();
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// Create the mesh used for collision
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mpCollideMesh = mpGraphics->GetMeshCreator()->Create2D(sCollideMesh, 2);
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if (mpCollideMesh == NULL) {
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Error("Error creating collide mesh '%s' for '%s'!\n", sCollideMesh.c_str(), msName.c_str());
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return false;
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}
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mpCollideMesh->CreateVertexVec();
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// Determine frame size, there should be some minum size and it should also see to that it
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// can contain all frames for the animations.
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double x = ceil(log((double)((float)mlFrameNum) * mvImageSize.x) / log(2.0f));
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double y = ceil(log((double)mvImageSize.y) / log(2.0f));
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if (x > kMaxImageEntityFrameWidth) {
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y += x - kMaxTileFrameWidth;
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x = kMaxTileFrameWidth;
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}
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mvFrameSize = cVector2l((int)pow(2.0, x), (int)pow(2.0, y));
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// Loop through all animation frames.
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for (int i = 0; i < mlFrameNum; i++) {
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// Get the material
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iMaterial *pMaterial = mpGraphics->GetMaterialHandler()->Create(sMaterial, eMaterialPicture_Image);
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if (pMaterial == NULL) {
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Error("Error creating material '%s' for '%s'!\n", sMaterial.c_str(), msName.c_str());
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return false;
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}
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// Get the textures for the material
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tTextureTypeList lstTypes = pMaterial->GetTextureTypes();
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for (tTextureTypeListIt it = lstTypes.begin(); it != lstTypes.end(); it++) {
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if (avImageHandle[it->mType] == -1) {
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avImageHandle[it->mType] = mpResources->GetImageManager()->CreateFrame(mvFrameSize);
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}
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tString sFile;
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if (bGotAnim) {
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int lNum = i + 1;
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sFile = sImageName;
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if (lNum < 10)
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sFile += "0";
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sFile += Common::String::format("%d", lNum).c_str();
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} else {
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sFile = sImageName;
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}
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cResourceImage *pImage = mpResources->GetImageManager()->CreateImage(
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sFile + it->msSuffix,
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avImageHandle[it->mType]);
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if (pImage == NULL) {
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error("Can't load texture '%s%s'", sFile.c_str(), it->msSuffix.c_str());
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return false;
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}
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pMaterial->SetImage(pImage, it->mType);
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}
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pMaterial->Compile();
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cImageFrame ImageFrame;
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ImageFrame.mpMaterial = pMaterial;
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cRect2f ImageRect = pMaterial->GetTextureOffset(eMaterialTexture_Diffuse);
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ImageFrame.mvVtx = *mpMesh->GetVertexVec(ImageRect, 2, eTileRotation_0);
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mvImageFrames.push_back(ImageFrame);
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}
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///////// CLEAN UP ///////////////
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hplDelete(pDoc);
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mpResources->GetImageManager()->FlushAll();
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return true;
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}
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//-----------------------------------------------------------------------
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cImageFrame *cImageEntityData::GetImageFrame(int alFrame) {
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if (alFrame < 0 || alFrame >= (int)mvImageFrames.size())
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return NULL;
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return &mvImageFrames[alFrame];
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}
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//-----------------------------------------------------------------------
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//////////////////////////////////////////////////////////////////////////
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// PRIVATE METHODS
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//////////////////////////////////////////////////////////////////////////
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//-----------------------------------------------------------------------
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void cImageEntityData::GetFrameNum(TiXmlElement *apElement) {
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mlFrameNum = 1;
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}
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//-----------------------------------------------------------------------
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} // namespace hpl
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