You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
227 lines
9.8 KiB
227 lines
9.8 KiB
/*
|
|
* Copyright (c) 2010-2012 OTClient <https://github.com/edubart/otclient>
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
|
|
#include "particle.h"
|
|
#include "particleemitter.h"
|
|
#include "particlesystem.h"
|
|
#include <framework/core/clock.h>
|
|
#include <framework/graphics/texturemanager.h>
|
|
|
|
ParticleEmitter::ParticleEmitter(const ParticleSystemPtr& parent)
|
|
{
|
|
m_parent = parent;
|
|
|
|
m_position = Point(0, 0);
|
|
m_duration = -1;
|
|
m_delay = 0;
|
|
m_burstRate = 1; m_burstCount = 32;
|
|
m_currentBurst = 0;
|
|
m_elapsedTime = 0;
|
|
m_finished = false;
|
|
m_active = false;
|
|
|
|
// particles default configuration. (make them reasonable for user detect missing properties on scripts)
|
|
m_pMinPositionRadius = 0;
|
|
m_pMaxPositionRadius = 3;
|
|
m_pMinPositionAngle = 0;
|
|
m_pMaxPositionAngle = 360;
|
|
m_pStartSize = Size(32, 32);
|
|
m_pFinalSize = Size(32, 32);
|
|
m_pMinDuration = 0;
|
|
m_pMaxDuration = 10;
|
|
m_pIgnorePhysicsAfter = -1;
|
|
m_pMinVelocity = 32;
|
|
m_pMaxVelocity = 64;
|
|
m_pMinVelocityAngle = 0;
|
|
m_pMaxVelocityAngle = 360;
|
|
m_pMinAcceleration = 32;
|
|
m_pMaxAcceleration = 64;
|
|
m_pMinAccelerationAngle = 0;
|
|
m_pMaxAccelerationAngle = 360;
|
|
}
|
|
|
|
bool ParticleEmitter::load(const OTMLNodePtr& node)
|
|
{
|
|
for(const OTMLNodePtr& childNode : node->children()) {
|
|
// self related
|
|
if(childNode->tag() == "position")
|
|
m_position = childNode->value<Point>();
|
|
else if(childNode->tag() == "duration")
|
|
m_duration = childNode->value<float>();
|
|
else if(childNode->tag() == "delay")
|
|
m_delay = childNode->value<float>();
|
|
else if(childNode->tag() == "burstRate")
|
|
m_burstRate = childNode->value<float>();
|
|
else if(childNode->tag() == "burstCount")
|
|
m_burstCount = childNode->value<int>();
|
|
|
|
// particles generation related
|
|
else if(childNode->tag() == "particle-position-radius") {
|
|
m_pMinPositionRadius = childNode->value<float>();
|
|
m_pMaxPositionRadius = childNode->value<float>();
|
|
}
|
|
else if(childNode->tag() == "particle-min-position-radius")
|
|
m_pMinPositionRadius = childNode->value<float>();
|
|
else if(childNode->tag() == "particle-max-position-radius")
|
|
m_pMaxPositionRadius = childNode->value<float>();
|
|
else if(childNode->tag() == "particle-position-angle") {
|
|
m_pMinPositionAngle = childNode->value<float>() * DEG_TO_RAD;
|
|
m_pMaxPositionAngle = childNode->value<float>() * DEG_TO_RAD;
|
|
}
|
|
else if(childNode->tag() == "particle-min-position-angle")
|
|
m_pMinPositionAngle = childNode->value<float>() * DEG_TO_RAD;
|
|
else if(childNode->tag() == "particle-max-position-angle")
|
|
m_pMaxPositionAngle = childNode->value<float>() * DEG_TO_RAD;
|
|
|
|
// velocity
|
|
else if(childNode->tag() == "particle-velocity") {
|
|
m_pMinVelocity = childNode->value<float>();
|
|
m_pMaxVelocity = childNode->value<float>();
|
|
}
|
|
else if(childNode->tag() == "particle-min-velocity")
|
|
m_pMinVelocity = childNode->value<float>();
|
|
else if(childNode->tag() == "particle-max-velocity")
|
|
m_pMaxVelocity = childNode->value<float>();
|
|
else if(childNode->tag() == "particle-velocity-angle") {
|
|
m_pMinVelocityAngle = childNode->value<float>() * DEG_TO_RAD;
|
|
m_pMaxVelocityAngle = childNode->value<float>() * DEG_TO_RAD;
|
|
}
|
|
else if(childNode->tag() == "particle-min-velocity-angle")
|
|
m_pMinVelocityAngle = childNode->value<float>() * DEG_TO_RAD;
|
|
else if(childNode->tag() == "particle-max-velocity-angle")
|
|
m_pMaxVelocityAngle = childNode->value<float>() * DEG_TO_RAD;
|
|
else if(childNode->tag() == "particle-acceleration") {
|
|
m_pMinAcceleration = childNode->value<float>();
|
|
m_pMaxAcceleration = childNode->value<float>();
|
|
}
|
|
|
|
// acceleration
|
|
else if(childNode->tag() == "particle-min-acceleration")
|
|
m_pMinAcceleration = childNode->value<float>();
|
|
else if(childNode->tag() == "particle-max-acceleration")
|
|
m_pMaxAcceleration = childNode->value<float>();
|
|
else if(childNode->tag() == "particle-acceleration-angle") {
|
|
m_pMinAccelerationAngle = childNode->value<float>() * DEG_TO_RAD;
|
|
m_pMaxAccelerationAngle = childNode->value<float>() * DEG_TO_RAD;
|
|
}
|
|
else if(childNode->tag() == "particle-min-acceleration-angle")
|
|
m_pMinAccelerationAngle = childNode->value<float>() * DEG_TO_RAD;
|
|
else if(childNode->tag() == "particle-max-acceleration-angle")
|
|
m_pMaxAccelerationAngle = childNode->value<float>() * DEG_TO_RAD;
|
|
|
|
// duration
|
|
else if(childNode->tag() == "particle-duration") {
|
|
m_pMinDuration = childNode->value<float>();
|
|
m_pMaxDuration = childNode->value<float>();
|
|
}
|
|
else if(childNode->tag() == "particle-min-duration")
|
|
m_pMinDuration = childNode->value<float>();
|
|
else if(childNode->tag() == "particle-max-duration")
|
|
m_pMaxDuration = childNode->value<float>();
|
|
else if(childNode->tag() == "particle-ignore-physics-after")
|
|
m_pIgnorePhysicsAfter = childNode->value<float>();
|
|
|
|
// visual
|
|
else if(childNode->tag() == "particle-size") {
|
|
m_pStartSize = childNode->value<Size>();
|
|
m_pFinalSize = childNode->value<Size>();
|
|
}
|
|
else if(childNode->tag() == "particle-start-size")
|
|
m_pStartSize = childNode->value<Size>();
|
|
else if(childNode->tag() == "particle-final-size")
|
|
m_pFinalSize = childNode->value<Size>();
|
|
|
|
else if(childNode->tag() == "particle-colors")
|
|
m_pColors = stdext::split<Color>(childNode->value());
|
|
else if(childNode->tag() == "particle-colors-stops")
|
|
m_pColorsStops = stdext::split<float>(childNode->value());
|
|
else if(childNode->tag() == "particle-texture")
|
|
m_pTexture = g_textures.getTexture(childNode->value());
|
|
else if(childNode->tag() == "particle-composition-mode") {
|
|
if(childNode->value() == "normal")
|
|
m_pCompositionMode = Painter::CompositionMode_Normal;
|
|
else if(childNode->value() == "multiply")
|
|
m_pCompositionMode = Painter::CompositionMode_Multiply;
|
|
else if(childNode->value() == "addition")
|
|
m_pCompositionMode = Painter::CompositionMode_Add;
|
|
}
|
|
}
|
|
|
|
if(m_pColors.empty())
|
|
m_pColors.push_back(Color(255, 255, 255, 128));
|
|
if(m_pColorsStops.empty())
|
|
m_pColorsStops.push_back(0);
|
|
|
|
if(m_pColors.size() != m_pColorsStops.size()) {
|
|
logError("particle colors must be equal to colorstops-1");
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void ParticleEmitter::update(float elapsedTime)
|
|
{
|
|
// check if finished
|
|
if(m_duration >= 0 && m_elapsedTime >= m_duration + m_delay) {
|
|
m_finished = true;
|
|
return;
|
|
}
|
|
|
|
if(!m_active && m_elapsedTime > m_delay)
|
|
m_active = true;
|
|
|
|
if(m_active) {
|
|
int currentBurst = std::floor((m_elapsedTime - m_delay) / m_burstRate) + 1;
|
|
for(int b = m_currentBurst; b < currentBurst; ++b) {
|
|
|
|
// every burst created at same position.
|
|
float pRadius = stdext::random_range(m_pMinPositionRadius, m_pMaxPositionRadius);
|
|
float pAngle = stdext::random_range(m_pMinPositionAngle, m_pMaxPositionAngle);
|
|
|
|
Point pPosition = m_position + Point(pRadius * cos(pAngle), pRadius * sin(pAngle));
|
|
|
|
for(int p = 0; p < m_burstCount; ++p) {
|
|
|
|
float pDuration = stdext::random_range(m_pMinDuration, m_pMaxDuration);
|
|
|
|
// particles initial velocity
|
|
float pVelocityAbs = stdext::random_range(m_pMinVelocity, m_pMaxVelocity);
|
|
float pVelocityAngle = stdext::random_range(m_pMinVelocityAngle, m_pMaxVelocityAngle);
|
|
PointF pVelocity(pVelocityAbs * cos(pVelocityAngle), pVelocityAbs * sin(pVelocityAngle));
|
|
|
|
// particles initial acceleration
|
|
float pAccelerationAbs = stdext::random_range(m_pMinAcceleration, m_pMaxAcceleration);
|
|
float pAccelerationAngle = stdext::random_range(m_pMinAccelerationAngle, m_pMaxAccelerationAngle);
|
|
PointF pAcceleration(pAccelerationAbs * cos(pAccelerationAngle), pAccelerationAbs * sin(pAccelerationAngle));
|
|
|
|
ParticleSystemPtr particleSystem = m_parent.lock();
|
|
particleSystem->addParticle(ParticlePtr(new Particle(pPosition, m_pStartSize, m_pFinalSize, pVelocity, pAcceleration, pDuration, m_pIgnorePhysicsAfter, m_pColors, m_pColorsStops, m_pCompositionMode, m_pTexture)));
|
|
}
|
|
}
|
|
|
|
m_currentBurst = currentBurst;
|
|
}
|
|
|
|
m_elapsedTime += elapsedTime;
|
|
}
|