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/*
* The ManaPlus Client
* Copyright (C) 2006-2009 The Mana World Development Team
* Copyright (C) 2009-2010 The Mana Developers
* Copyright (C) 2011-2019 The ManaPlus Developers
*
* This file is part of The ManaPlus Client.
*
* 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 2 of the License, or
* 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/>.
*/
#include "particle/imageparticle.h"
#include "render/graphics.h"
#include "resources/image/image.h"
#include "debug.h"
StringIntMap ImageParticle::imageParticleCountByName;
ImageParticle::ImageParticle(Image *restrict const image) :
Particle()
{
mType = ParticleType::Image;
mImage = image;
if (mImage != nullptr)
{
mImage->incRef();
const std::string &restrict name = mImage->mIdPath;
StringIntMapIter it
= ImageParticle::imageParticleCountByName.find(name);
if (it == ImageParticle::imageParticleCountByName.end())
ImageParticle::imageParticleCountByName[name] = 1;
else
(*it).second ++;
}
}
void ImageParticle::draw(Graphics *restrict const graphics,
const int offsetX,
const int offsetY) const restrict2
{
FUNC_BLOCK("ImageParticle::draw", 1)
if (mAlive != AliveStatus::ALIVE || (mImage == nullptr))
return;
const int w = mImage->mBounds.w;
const int h = mImage->mBounds.h;
const int screenX = CAST_S32(mPos.x)
+ offsetX - w / 2;
const int screenY = CAST_S32(mPos.y) - CAST_S32(mPos.z)
+ offsetY - h / 2;
// Check if on screen
if (screenX + w < 0 ||
screenX > graphics->mWidth ||
screenY + h < 0 ||
screenY > graphics->mHeight)
{
return;
}
float alphafactor = mAlpha;
if ((mFadeOut != 0) && mLifetimeLeft > -1 && mLifetimeLeft < mFadeOut)
{
alphafactor *= static_cast<float>(mLifetimeLeft)
/ static_cast<float>(mFadeOut);
}
if ((mFadeIn != 0) && mLifetimePast < mFadeIn)
{
alphafactor *= static_cast<float>(mLifetimePast)
/ static_cast<float>(mFadeIn);
}
mImage->setAlpha(alphafactor);
graphics->drawImage(mImage, screenX, screenY);
}
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