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Diffstat (limited to 'src/particleemitter.cpp')
| -rw-r--r-- | src/particleemitter.cpp | 673 |
1 files changed, 0 insertions, 673 deletions
diff --git a/src/particleemitter.cpp b/src/particleemitter.cpp deleted file mode 100644 index 924f2094d..000000000 --- a/src/particleemitter.cpp +++ /dev/null @@ -1,673 +0,0 @@ -/* - * The ManaPlus Client - * Copyright (C) 2006-2009 The Mana World Development Team - * Copyright (C) 2009-2010 The Mana Developers - * Copyright (C) 2011-2013 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 "particleemitter.h" - -#include "animationparticle.h" -#include "logger.h" -#include "rotationalparticle.h" - -#include "resources/dye.h" -#include "resources/image.h" -#include "resources/imageset.h" -#include "resources/resourcemanager.h" - -#include <cmath> - -#include "debug.h" - -static const float SIN45 = 0.707106781f; -static const float DEG_RAD_FACTOR = 0.017453293f; - -typedef std::vector<ImageSet*>::const_iterator ImageSetVectorCIter; -typedef std::list<ParticleEmitter>::const_iterator ParticleEmitterListCIter; - -ParticleEmitter::ParticleEmitter(const XmlNodePtr emitterNode, - Particle *const target, - Map *const map, const int rotation, - const std::string& dyePalettes) : - mParticleTarget(target), - mMap(map), - mParticleImage(nullptr), - mOutputPauseLeft(0), - mDeathEffectConditions(0), - mParticleFollow(false) -{ - // Initializing default values - mParticlePosX.set(0.0f); - mParticlePosY.set(0.0f); - mParticlePosZ.set(0.0f); - mParticleAngleHorizontal.set(0.0f); - mParticleAngleVertical.set(0.0f); - mParticlePower.set(0.0f); - mParticleGravity.set(0.0f); - mParticleRandomness.set(0); - mParticleBounce.set(0.0f); - mParticleAcceleration.set(0.0f); - mParticleDieDistance.set(-1.0f); - mParticleMomentum.set(1.0f); - mParticleLifetime.set(-1); - mParticleFadeOut.set(0); - mParticleFadeIn.set(0); - mOutput.set(1); - mOutputPause.set(0); - mParticleAlpha.set(1.0f); - - for_each_xml_child_node(propertyNode, emitterNode) - { - if (xmlNameEqual(propertyNode, "property")) - { - const std::string name = XML::getProperty( - propertyNode, "name", ""); - - if (name == "position-x") - { - mParticlePosX = readParticleEmitterProp(propertyNode, 0.0f); - } - else if (name == "position-y") - { - mParticlePosY = readParticleEmitterProp(propertyNode, 0.0f); - mParticlePosY.minVal *= SIN45; - mParticlePosY.maxVal *= SIN45; - mParticlePosY.changeAmplitude *= SIN45; - } - else if (name == "position-z") - { - mParticlePosZ = readParticleEmitterProp(propertyNode, 0.0f); - mParticlePosZ.minVal *= SIN45; - mParticlePosZ.maxVal *= SIN45; - mParticlePosZ.changeAmplitude *= SIN45; - } - else if (name == "image") - { - std::string image = XML::getProperty( - propertyNode, "value", ""); - // Don't leak when multiple images are defined - if (!image.empty() && !mParticleImage) - { - if (!dyePalettes.empty()) - Dye::instantiate(image, dyePalettes); - - ResourceManager *const resman - = ResourceManager::getInstance(); - mParticleImage = resman->getImage(image); - } - } - else if (name == "subimage") - { - std::string image = XML::getProperty( - propertyNode, "value", ""); - // Don't leak when multiple images are defined - if (!image.empty() && !mParticleImage) - { - if (!dyePalettes.empty()) - Dye::instantiate(image, dyePalettes); - - ResourceManager *const resman - = ResourceManager::getInstance(); - Image *img = resman->getImage(image); - if (img) - { - mParticleImage = resman->getSubImage(img, - XML::getProperty(propertyNode, "x", 0), - XML::getProperty(propertyNode, "y", 0), - XML::getProperty(propertyNode, "width", 0), - XML::getProperty(propertyNode, "height", 0)); - img->decRef(); - } - else - { - mParticleImage = nullptr; - } - } - } - else if (name == "horizontal-angle") - { - mParticleAngleHorizontal = - readParticleEmitterProp(propertyNode, 0.0f); - mParticleAngleHorizontal.minVal - += static_cast<float>(rotation); - mParticleAngleHorizontal.minVal *= DEG_RAD_FACTOR; - mParticleAngleHorizontal.maxVal - += static_cast<float>(rotation); - mParticleAngleHorizontal.maxVal *= DEG_RAD_FACTOR; - mParticleAngleHorizontal.changeAmplitude *= DEG_RAD_FACTOR; - } - else if (name == "vertical-angle") - { - mParticleAngleVertical = - readParticleEmitterProp(propertyNode, 0.0f); - mParticleAngleVertical.minVal *= DEG_RAD_FACTOR; - mParticleAngleVertical.maxVal *= DEG_RAD_FACTOR; - mParticleAngleVertical.changeAmplitude *= DEG_RAD_FACTOR; - } - else if (name == "power") - { - mParticlePower = readParticleEmitterProp(propertyNode, 0.0f); - } - else if (name == "gravity") - { - mParticleGravity = readParticleEmitterProp(propertyNode, 0.0f); - } - else if (name == "randomnes" - || name == "randomness") // legacy bug - { - mParticleRandomness = readParticleEmitterProp(propertyNode, 0); - } - else if (name == "bounce") - { - mParticleBounce = readParticleEmitterProp(propertyNode, 0.0f); - } - else if (name == "lifetime") - { - mParticleLifetime = readParticleEmitterProp(propertyNode, 0); - mParticleLifetime.minVal += 1; - } - else if (name == "output") - { - mOutput = readParticleEmitterProp(propertyNode, 0); - mOutput.maxVal += 1; - } - else if (name == "output-pause") - { - mOutputPause = readParticleEmitterProp(propertyNode, 0); - mOutputPauseLeft = mOutputPause.value(0); - } - else if (name == "acceleration") - { - mParticleAcceleration = readParticleEmitterProp( - propertyNode, 0.0f); - } - else if (name == "die-distance") - { - mParticleDieDistance = readParticleEmitterProp( - propertyNode, 0.0f); - } - else if (name == "momentum") - { - mParticleMomentum = readParticleEmitterProp( - propertyNode, 1.0f); - } - else if (name == "fade-out") - { - mParticleFadeOut = readParticleEmitterProp(propertyNode, 0); - } - else if (name == "fade-in") - { - mParticleFadeIn = readParticleEmitterProp(propertyNode, 0); - } - else if (name == "alpha") - { - mParticleAlpha = readParticleEmitterProp(propertyNode, 1.0f); - } - else if (name == "follow-parent") - { - mParticleFollow = true; - } - else - { - logger->log("Particle Engine: Warning, " - "unknown emitter property \"%s\"", - name.c_str()); - } - } - else if (xmlNameEqual(propertyNode, "emitter")) - { - ParticleEmitter newEmitter(propertyNode, mParticleTarget, map, - rotation, dyePalettes); - mParticleChildEmitters.push_back(newEmitter); - } - else if (xmlNameEqual(propertyNode, "rotation")) - { - ImageSet *const imageset = getImageSet(propertyNode); - if (!imageset) - { - logger->log1("Error: no valid imageset"); - continue; - } - mTempSets.push_back(imageset); - - // Get animation frames - for_each_xml_child_node(frameNode, propertyNode) - { - const int delay = XML::getIntProperty( - frameNode, "delay", 0, 0, 100000); - const int offsetX = XML::getProperty(frameNode, "offsetX", 0) - - imageset->getWidth() / 2 + 16; - const int offsetY = XML::getProperty(frameNode, "offsetY", 0) - - imageset->getHeight() + 32; - const int rand = XML::getIntProperty( - frameNode, "rand", 100, 0, 100); - - if (xmlNameEqual(frameNode, "frame")) - { - const int index = XML::getProperty(frameNode, "index", -1); - - if (index < 0) - { - logger->log1("No valid value for 'index'"); - continue; - } - - Image *const img = imageset->get(index); - - if (!img) - { - logger->log("No image at index %d", index); - continue; - } - - mParticleRotation.addFrame(img, delay, - offsetX, offsetY, rand); - } - else if (xmlNameEqual(frameNode, "sequence")) - { - int start = XML::getProperty(frameNode, "start", -1); - const int end = XML::getProperty(frameNode, "end", -1); - - if (start < 0 || end < 0) - { - logger->log1("No valid value for 'start' or 'end'"); - continue; - } - - while (end >= start) - { - Image *const img = imageset->get(start); - if (!img) - { - logger->log("No image at index %d", start); - continue; - } - - mParticleRotation.addFrame(img, delay, - offsetX, offsetY, rand); - start ++; - } - } - else if (xmlNameEqual(frameNode, "end")) - { - mParticleRotation.addTerminator(rand); - } - } // for frameNode - } - else if (xmlNameEqual(propertyNode, "animation")) - { - ImageSet *const imageset = getImageSet(propertyNode); - if (!imageset) - { - logger->log1("Error: no valid imageset"); - continue; - } - mTempSets.push_back(imageset); - - // Get animation frames - for_each_xml_child_node(frameNode, propertyNode) - { - const int delay = XML::getIntProperty( - frameNode, "delay", 0, 0, 100000); - const int offsetX = XML::getProperty(frameNode, "offsetX", 0) - - imageset->getWidth() / 2 + 16; - const int offsetY = XML::getProperty(frameNode, "offsetY", 0) - - imageset->getHeight() + 32; - const int rand = XML::getIntProperty( - frameNode, "rand", 100, 0, 100); - - if (xmlNameEqual(frameNode, "frame")) - { - const int index = XML::getProperty(frameNode, "index", -1); - if (index < 0) - { - logger->log1("No valid value for 'index'"); - continue; - } - - Image *const img = imageset->get(index); - - if (!img) - { - logger->log("No image at index %d", index); - continue; - } - - mParticleAnimation.addFrame(img, delay, - offsetX, offsetY, rand); - } - else if (xmlNameEqual(frameNode, "sequence")) - { - int start = XML::getProperty(frameNode, "start", -1); - const int end = XML::getProperty(frameNode, "end", -1); - - if (start < 0 || end < 0) - { - logger->log1("No valid value for 'start' or 'end'"); - continue; - } - - while (end >= start) - { - Image *const img = imageset->get(start); - - if (!img) - { - logger->log("No image at index %d", start); - continue; - } - - mParticleAnimation.addFrame(img, delay, - offsetX, offsetY, rand); - start++; - } - } - else if (xmlNameEqual(frameNode, "end")) - { - mParticleAnimation.addTerminator(rand); - } - } // for frameNode - } - else if (xmlNameEqual(propertyNode, "deatheffect")) - { - mDeathEffect = reinterpret_cast<const char*>( - propertyNode->xmlChildrenNode->content); - mDeathEffectConditions = 0x00; - if (XML::getBoolProperty(propertyNode, "on-floor", true)) - { - mDeathEffectConditions += static_cast<signed char>( - Particle::DEAD_FLOOR); - } - if (XML::getBoolProperty(propertyNode, "on-sky", true)) - { - mDeathEffectConditions += static_cast<signed char>( - Particle::DEAD_SKY); - } - if (XML::getBoolProperty(propertyNode, "on-other", false)) - { - mDeathEffectConditions += static_cast<signed char>( - Particle::DEAD_OTHER); - } - if (XML::getBoolProperty(propertyNode, "on-impact", true)) - { - mDeathEffectConditions += static_cast<signed char>( - Particle::DEAD_IMPACT); - } - if (XML::getBoolProperty(propertyNode, "on-timeout", true)) - { - mDeathEffectConditions += static_cast<signed char>( - Particle::DEAD_TIMEOUT); - } - } - } -} - -ParticleEmitter::ParticleEmitter(const ParticleEmitter &o) -{ - *this = o; -} - -ImageSet *ParticleEmitter::getImageSet(XmlNodePtr node) -{ - ResourceManager *const resman = ResourceManager::getInstance(); - ImageSet *imageset = nullptr; - const int subX = XML::getProperty(node, "subX", -1); - if (subX != -1) - { - Image *const img = resman->getImage(XML::getProperty( - node, "imageset", "")); - if (!img) - return nullptr; - - Image *const img2 = resman->getSubImage(img, subX, - XML::getProperty(node, "subY", 0), - XML::getProperty(node, "subWidth", 0), - XML::getProperty(node, "subHeight", 0)); - if (!img2) - { - img->decRef(); - return nullptr; - } - - imageset = resman->getSubImageSet(img2, - XML::getProperty(node, "width", 0), - XML::getProperty(node, "height", 0)); - img2->decRef(); - img->decRef(); - } - else - { - imageset = resman->getImageSet( - XML::getProperty(node, "imageset", ""), - XML::getProperty(node, "width", 0), - XML::getProperty(node, "height", 0)); - } - return imageset; -} - -ParticleEmitter & ParticleEmitter::operator=(const ParticleEmitter &o) -{ - mParticlePosX = o.mParticlePosX; - mParticlePosY = o.mParticlePosY; - mParticlePosZ = o.mParticlePosZ; - mParticleAngleHorizontal = o.mParticleAngleHorizontal; - mParticleAngleVertical = o.mParticleAngleVertical; - mParticlePower = o.mParticlePower; - mParticleGravity = o.mParticleGravity; - mParticleRandomness = o.mParticleRandomness; - mParticleBounce = o.mParticleBounce; - mParticleFollow = o.mParticleFollow; - mParticleTarget = o.mParticleTarget; - mParticleAcceleration = o.mParticleAcceleration; - mParticleDieDistance = o.mParticleDieDistance; - mParticleMomentum = o.mParticleMomentum; - mParticleLifetime = o.mParticleLifetime; - mParticleFadeOut = o.mParticleFadeOut; - mParticleFadeIn = o.mParticleFadeIn; - mParticleAlpha = o.mParticleAlpha; - mMap = o.mMap; - mOutput = o.mOutput; - mOutputPause = o.mOutputPause; - mParticleImage = o.mParticleImage; - mParticleAnimation = o.mParticleAnimation; - mParticleRotation = o.mParticleRotation; - mParticleChildEmitters = o.mParticleChildEmitters; - mDeathEffectConditions = o.mDeathEffectConditions; - mDeathEffect = o.mDeathEffect; - mTempSets = o.mTempSets; - - FOR_EACH (ImageSetVectorCIter, i, mTempSets) - { - if (*i) - (*i)->incRef(); - } - - mOutputPauseLeft = 0; - - if (mParticleImage) - mParticleImage->incRef(); - - return *this; -} - -ParticleEmitter::~ParticleEmitter() -{ - FOR_EACH (ImageSetVectorCIter, i, mTempSets) - { - if (*i) - (*i)->decRef(); - } - mTempSets.clear(); - - if (mParticleImage) - { - mParticleImage->decRef(); - mParticleImage = nullptr; - } -} - -template <typename T> ParticleEmitterProp<T> -ParticleEmitter::readParticleEmitterProp(XmlNodePtr propertyNode, T def) -{ - ParticleEmitterProp<T> retval; - - def = static_cast<T>(XML::getFloatProperty(propertyNode, "value", - static_cast<double>(def))); - retval.set(static_cast<T>(XML::getFloatProperty(propertyNode, "min", - static_cast<double>(def))), static_cast<T>(XML::getFloatProperty( - propertyNode, "max", static_cast<double>(def)))); - - const std::string change = XML::getProperty( - propertyNode, "change-func", "none"); - T amplitude = static_cast<T>(XML::getFloatProperty(propertyNode, - "change-amplitude", 0.0)); - - const int period = XML::getProperty(propertyNode, "change-period", 0); - const int phase = XML::getProperty(propertyNode, "change-phase", 0); - if (change == "saw" || change == "sawtooth") - retval.setFunction(FUNC_SAW, amplitude, period, phase); - else if (change == "sine" || change == "sinewave") - retval.setFunction(FUNC_SINE, amplitude, period, phase); - else if (change == "triangle") - retval.setFunction(FUNC_TRIANGLE, amplitude, period, phase); - else if (change == "square") - retval.setFunction(FUNC_SQUARE, amplitude, period, phase); - - return retval; -} - -std::list<Particle *> ParticleEmitter::createParticles(const int tick) -{ - std::list<Particle *> newParticles; - - if (mOutputPauseLeft > 0) - { - mOutputPauseLeft --; - return newParticles; - } - mOutputPauseLeft = mOutputPause.value(tick); - - for (int i = mOutput.value(tick); i > 0; i--) - { - // Limit maximum particles - if (Particle::particleCount > Particle::maxCount) - break; - - Particle *newParticle; - if (mParticleImage) - { - const std::string name = mParticleImage->getIdPath(); - if (ImageParticle::imageParticleCountByName.find(name) == - ImageParticle::imageParticleCountByName.end()) - { - ImageParticle::imageParticleCountByName[name] = 0; - } - - if (ImageParticle::imageParticleCountByName[name] > 200) - break; - - newParticle = new ImageParticle(mMap, mParticleImage); - } - else if (!mParticleRotation.mFrames.empty()) - { - Animation *const newAnimation = new Animation(mParticleRotation); - newParticle = new RotationalParticle(mMap, newAnimation); - } - else if (!mParticleAnimation.mFrames.empty()) - { - Animation *const newAnimation = new Animation(mParticleAnimation); - newParticle = new AnimationParticle(mMap, newAnimation); - } - else - { - newParticle = new Particle(mMap); - } - - const Vector position(mParticlePosX.value(tick), - mParticlePosY.value(tick), - mParticlePosZ.value(tick)); - newParticle->moveTo(position); - - const float angleH = mParticleAngleHorizontal.value(tick); - const float cosAngleH = cos(angleH); - const float sinAngleH = sin(angleH); - const float angleV = mParticleAngleVertical.value(tick); - const float cosAngleV = cos(angleV); - const float sinAngleV = sin(angleV); - const float power = mParticlePower.value(tick); - newParticle->setVelocity(cosAngleH * cosAngleV * power, - sinAngleH * cosAngleV * power, - sinAngleV * power); - - newParticle->setRandomness(mParticleRandomness.value(tick)); - newParticle->setGravity(mParticleGravity.value(tick)); - newParticle->setBounce(mParticleBounce.value(tick)); - newParticle->setFollow(mParticleFollow); - - newParticle->setDestination(mParticleTarget, - mParticleAcceleration.value(tick), - mParticleMomentum.value(tick)); - - newParticle->setDieDistance(mParticleDieDistance.value(tick)); - - newParticle->setLifetime(mParticleLifetime.value(tick)); - newParticle->setFadeOut(mParticleFadeOut.value(tick)); - newParticle->setFadeIn(mParticleFadeIn.value(tick)); - newParticle->setAlpha(mParticleAlpha.value(tick)); - - FOR_EACH (ParticleEmitterListCIter, it, mParticleChildEmitters) - newParticle->addEmitter(new ParticleEmitter(*it)); - - if (!mDeathEffect.empty()) - newParticle->setDeathEffect(mDeathEffect, mDeathEffectConditions); - - newParticles.push_back(newParticle); - } - - return newParticles; -} - -void ParticleEmitter::adjustSize(const int w, const int h) -{ - if (w == 0 || h == 0) - return; // new dimensions are illegal - - // calculate the old rectangle - const int oldArea = static_cast<int>( - mParticlePosX.maxVal - mParticlePosX.minVal) * static_cast<int>( - mParticlePosX.maxVal - mParticlePosY.minVal); - if (oldArea == 0) - { - // when the effect has no dimension it is - // not designed to be resizeable - return; - } - - // set the new dimensions - mParticlePosX.set(0, static_cast<float>(w)); - mParticlePosY.set(0, static_cast<float>(h)); - const int newArea = w * h; - // adjust the output so that the particle density stays the same - const float outputFactor = static_cast<float>(newArea) - / static_cast<float>(oldArea); - mOutput.minVal = static_cast<int>(static_cast<float>( - mOutput.minVal) * outputFactor); - mOutput.maxVal = static_cast<int>(static_cast<float>( - mOutput.maxVal) * outputFactor); -} |