particle-effect.cpp
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/*
* Copyright (c) 2023 Samsung Electronics Co., Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include "particle-effect.h"
#include "fire-ring-effect-source.h"
#include "sparkles-effect-source.h"
#include "image-effect-source.h"
#include "fire-ring-effect-modifier.h"
#include "sparkles-effect-modifier.h"
#include "image-effect-modifier.h"
#include <dali-toolkit/public-api/particle-system/particle-domain.h>
#include <dali-toolkit/public-api/particle-system/particle-renderer.h>
#include <dali-toolkit/dali-toolkit.h>
#include <dali/public-api/common/vector-wrapper.h>
#include <functional>
#ifndef DEMO_IMAGE_DIR
#define DEMO_IMAGE_DIR ""
#endif
namespace Dali::ParticleEffect
{
using ParticleEmitter = Dali::Toolkit::ParticleSystem::ParticleEmitter;
using ParticleSource = Dali::Toolkit::ParticleSystem::ParticleSource;
using ParticleModifier = Dali::Toolkit::ParticleSystem::ParticleModifier;
struct FunctorReturn
{
ParticleEmitter emitter;
ParticleSource source;
ParticleModifier modifier;
};
static std::vector<FunctorReturn(*)(const ParticleEffectParams&)> gEffectInitializers =
{
[](const ParticleEffectParams& params){
ParticleEmitter emitter = ParticleEmitter::New();
return FunctorReturn{emitter, ParticleSource::New<FireSource>(emitter, params.sourceSize), ParticleModifier::New<FireModifier>(emitter) };
},
[](const ParticleEffectParams& params){
ParticleEmitter emitter = ParticleEmitter::New();
return FunctorReturn{emitter, ParticleSource::New<SparklesSource>(emitter), ParticleModifier::New<SparklesModifier>(emitter) };
},
[](const ParticleEffectParams& params){
ParticleEmitter emitter = ParticleEmitter::New();
return FunctorReturn{emitter, ParticleSource::New<ImageExplodeEffectSource>(emitter,
params.strImageSourceName,
uint32_t(params.sourceSize.width),
uint32_t(params.sourceSize.height)
), ParticleModifier::New<ImageExplodeEffectModifier>(emitter) };
},
};
ParticleEffect::ParticleEffect() = default;
ParticleEffect::~ParticleEffect() = default;
Dali::Toolkit::ParticleSystem::ParticleEmitter ParticleEffect::CreateEffectEmitter( EffectType effectType, Actor parentActor, const ParticleEffectParams& params )
{
auto retval = gEffectInitializers[int(effectType)](params);
auto emitter = retval.emitter;
ParticleRenderer renderer = ParticleRenderer::New();
if(!params.strTexture.empty())
{
// Create texture
std::string filename(DEMO_IMAGE_DIR);
filename += params.strTexture;
Dali::PixelData pixelData = Dali::Toolkit::SyncImageLoader::Load(filename);
auto texture = Texture::New(Dali::TextureType::TEXTURE_2D, pixelData.GetPixelFormat(), pixelData.GetWidth(), pixelData.GetHeight());
texture.Upload(pixelData);
renderer.SetTexture(texture);
}
emitter.AttachTo(std::move(parentActor));
emitter.SetEmissionRate( params.emissionRate ); // 20 particles emitted per second
emitter.SetParticleCount( params.particleCount );
emitter.SetSource( retval.source );
emitter.SetDomain( ParticleDomain::New() );
emitter.AddModifier(retval.modifier);
emitter.SetRenderer( renderer );
renderer.SetBlendingMode(Dali::Toolkit::ParticleSystem::BlendingMode::SCREEN);
emitter.SetInitialParticleCount( params.initialParticleCount );
return emitter;
}
}