#include "bubble-emitter-impl.h"
// EXTERNAL INCLUDES
-#include <cmath>
#include <dali/public-api/animation/animation.h>
#include <dali/public-api/render-tasks/render-task-list.h>
#include <dali/public-api/images/resource-image.h>
// INTERNAL INCLUDES
-#include <dali-toolkit/public-api/shader-effects/bubble-effect/color-adjuster.h>
+#include <dali-toolkit/internal/controls/bubble-effect/bubble-actor.h>
+#include <dali-toolkit/internal/controls/bubble-effect/color-adjuster.h>
+#include <dali-toolkit/internal/controls/bubble-effect/bubble-effect.h>
+
+namespace
+{
+struct Vertex
+{
+ float index;
+ Dali::Vector2 position;
+ Dali::Vector2 textureCoord;
+
+ Vertex()
+ {}
+
+ Vertex( float index, const Dali::Vector2& position, const Dali::Vector2& textureCoord )
+ : index( index ), position( position ), textureCoord( textureCoord )
+ {}
+};
+
+/**
+ * Return a random value between the given interval.
+ * @param[in] f0 The low bound
+ * @param[in] f1 The up bound
+ * @param[in] seed The seed to genergate random number
+ * @return A random value between the given interval
+ */
+float RandomRange(float f0, float f1, unsigned int& seed)
+{
+ return f0 + (rand_r( &seed ) & 0xfff) * (f1-f0) * (1.0f/4095.0f);
+}
+
+}
namespace Dali
{
unsigned int maximumNumberOfBubble,
const Vector2& bubbleSizeRange )
: Control( ControlBehaviour( REQUIRES_TOUCH_EVENTS ) ),
- mMovementArea( movementArea ),
mShapeImage( shapeImage ),
- mTotalNumOfBubble( maximumNumberOfBubble ),
- mRenderTaskRunning(false),
+ mMovementArea( movementArea ),
mBubbleSizeRange( bubbleSizeRange ),
- mCurrentUniform( 0 ),
- mDensity( 5 )
+ mDensity( 5 ),
+ mTotalNumOfBubble( maximumNumberOfBubble ),
+ mCurrentBubble( 0 ),
+ mRandomSeed( 0 ),
+ mRenderTaskRunning(false)
{
- // Calculate how many BubbleEffect shaders are required
+ // Calculate how many shaders are required
if( mTotalNumOfBubble>100 )
{
- mNumBubblePerShader = 100;
- mNumShader = mTotalNumOfBubble / 100;
+ mNumBubblePerActor = 100;
+ mNumActor = mTotalNumOfBubble / 100;
+ if( mNumActor*mNumBubblePerActor < mTotalNumOfBubble )
+ {
+ mNumActor++;
+ mNumBubblePerActor = mTotalNumOfBubble / mNumActor+1;
+ mTotalNumOfBubble = mNumActor * mNumBubblePerActor;
+ }
}
else
{
- mNumBubblePerShader = mTotalNumOfBubble;
- mNumShader = 1;
+ mNumBubblePerActor = mTotalNumOfBubble;
+ mNumActor = 1;
}
+
+ mRandomSeed = time( NULL );
}
BubbleEmitter::~BubbleEmitter()
// Prepare the frame buffer to store the color adjusted background image
mEffectImage = FrameBufferImage::New( mMovementArea.width/4.f, mMovementArea.height/4.f, Pixel::RGBA8888, Dali::Image::UNUSED );
- // Generate the material object, which is used by all meshActors
- GenMaterial();
+ // Generate the samplers and geometry, which is used by all bubbleActors
+ mSamplerBackground = Sampler::New( mEffectImage, "sBackground" );
+ mSamplerBubbleShape = Sampler::New( mShapeImage, "sBubbleShape" );
+ mMeshGeometry = CreateGeometry( mNumBubblePerActor*mDensity );
- mMesh.resize( mNumShader );
- mMeshActor.resize( mNumShader );
- mEffect.resize( mNumShader );
+ Shader bubbleShader = CreateBubbleShader (mNumBubblePerActor );
+
+ mMaterial = Material::New( bubbleShader );
+ mMaterial.AddSampler( mSamplerBackground );
+ mMaterial.AddSampler( mSamplerBubbleShape );
+
+ mBubbleActors.resize( mNumActor );
// Create the meshActor group and bubbleEffect group to emit bubbles following the given track, such as finger touch track.
- MeshData meshData;
- ConstructBubbleMesh( meshData, mNumBubblePerShader*mDensity);
- for(unsigned int i=0; i < mNumShader; i++ )
+ for(unsigned int i=0; i < mNumActor; i++ )
{
- mMesh[i] = Mesh::New( meshData );
- mMeshActor[i] = MeshActor::New( mMesh[i] );
- mMeshActor[i].SetParentOrigin(ParentOrigin::TOP_LEFT);
- mEffect[i] = BubbleEffect::New( mNumBubblePerShader );
- mEffect[i].SetEffectImage( mEffectImage );
- mEffect[i].SetMovementArea( mMovementArea );
- mMeshActor[i].SetShaderEffect( mEffect[i] );
- mBubbleRoot.Add( mMeshActor[i] );
+ mBubbleActors[i] = new BubbleActor( mNumBubblePerActor, mMovementArea );
+ (mBubbleActors[i])->MakeRenderable( mMeshGeometry, mMaterial );
+ mBubbleRoot.Add( (mBubbleActors[i])->GetMeshActor() );
}
- // Create the extra meshActor and bubbleEffect to emit bubbles in totally random angle.
- MeshData meshDataForNoise;
- ConstructBubbleMesh( meshDataForNoise, mNumBubblePerShader);
- mMeshActorForNoise = MeshActor::New( Mesh::New(meshDataForNoise) );
- mMeshActorForNoise.SetParentOrigin(ParentOrigin::TOP_LEFT);
- mEffectForNoise = BubbleEffect::New( mNumBubblePerShader );
- mEffectForNoise.SetMovementArea( mMovementArea );
- mEffectForNoise.SetEffectImage( mEffectImage );
- mMeshActorForNoise.SetShaderEffect( mEffectForNoise );
- mBubbleRoot.Add( mMeshActorForNoise );
-
// Create a cameraActor for the off screen render task.
mCameraActor = CameraActor::New(mMovementArea);
mCameraActor.SetParentOrigin(ParentOrigin::CENTER);
sourceActor.SetParentOrigin(ParentOrigin::CENTER);
Stage::GetCurrent().Add( sourceActor );
- ColorAdjuster colorAdjuster = ColorAdjuster::New( hsvDelta, true /*ignore alpha to make bubble color always*/ );
+ ShaderEffect colorAdjuster = CreateColorAdjuster( hsvDelta, true /*ignore alpha to make bubble color always*/ );
sourceActor.SetShaderEffect( colorAdjuster );
RenderTaskList taskList = Stage::GetCurrent().GetRenderTaskList();
void BubbleEmitter::SetShapeImage( Image shapeImage )
{
- mCustomMaterial.SetDiffuseTexture( shapeImage );
+ mSamplerBubbleShape.SetImage( shapeImage );
}
void BubbleEmitter::SetBubbleScale( float scale )
{
- for(unsigned int i=0; i < mNumShader; i++ )
+ for(unsigned int i=0; i < mNumActor; i++ )
{
- mEffect[i].SetDynamicScale( scale );
+ (mBubbleActors[i])->SetDynamicScale( scale );
}
- mEffectForNoise.SetDynamicScale( scale );
}
void BubbleEmitter::SetBubbleDensity( unsigned int density )
else
{
mDensity = density;
- MeshData meshData;
- ConstructBubbleMesh( meshData, mNumBubblePerShader*mDensity);
- for(unsigned int i=0; i < mNumShader; i++ )
+ mMeshGeometry = CreateGeometry( mNumBubblePerActor*mDensity );
+ for(unsigned int i=0; i < mNumActor; i++ )
{
- mMesh[i].UpdateMeshData(meshData);
+ (mBubbleActors[i])->SetGeometry( mMeshGeometry );
}
}
}
+void BubbleEmitter::SetBlendMode( bool enable )
+{
+ if(enable)
+ {
+ // linear overlay
+ mMaterial.SetBlendFunc(BlendingFactor::SRC_ALPHA, BlendingFactor::ONE,
+ BlendingFactor::ZERO, BlendingFactor::ONE);
+ }
+ else
+ {
+ // using default blend func
+ mMaterial.SetBlendFunc( BlendingFactor::SRC_ALPHA, BlendingFactor::ONE_MINUS_SRC_ALPHA,
+ BlendingFactor::ONE, BlendingFactor::ONE_MINUS_SRC_ALPHA );
+ }
+}
+
// clear the resources created for the off screen rendering
void BubbleEmitter::OnRenderFinished(RenderTask& source)
{
Actor sourceActor = source.GetSourceActor();
if( sourceActor )
{
- RenderableActor renderable = RenderableActor::DownCast( sourceActor );
+ ImageActor renderable = ImageActor::DownCast( sourceActor );
if( renderable )
{
renderable.RemoveShaderEffect();
}
}
-void BubbleEmitter::SetBlendMode( bool enable )
-{
- if(enable)
- {
- for(unsigned int i=0; i < mNumShader; i++ )
- {
- // linear overlay
- // TODO: if BlendColor would be public api from renderable actor, then can optimize the constant color
- mMeshActor[i].SetBlendFunc(BlendingFactor::SRC_ALPHA, BlendingFactor::ONE,
- BlendingFactor::ZERO, BlendingFactor::ONE);
- }
- mMeshActorForNoise.SetBlendFunc(BlendingFactor::SRC_ALPHA, BlendingFactor::ONE,
- BlendingFactor::ZERO, BlendingFactor::ONE);
- }
- else
- {
- for(unsigned int i=0; i < mNumShader; i++ )
- {
- // using default blend func
- mMeshActor[i].SetBlendFunc( BlendingFactor::SRC_ALPHA, BlendingFactor::ONE_MINUS_SRC_ALPHA,
- BlendingFactor::ONE, BlendingFactor::ONE_MINUS_SRC_ALPHA );
- }
- mMeshActorForNoise.SetBlendFunc( BlendingFactor::SRC_ALPHA, BlendingFactor::ONE_MINUS_SRC_ALPHA,
- BlendingFactor::ONE, BlendingFactor::ONE_MINUS_SRC_ALPHA );
- }
-}
-
void BubbleEmitter::EmitBubble( Animation& animation, const Vector2& emitPosition, const Vector2& direction, const Vector2& displacement )
{
- unsigned int curUniform = mCurrentUniform % mNumBubblePerShader;
- unsigned int groupIdx = mCurrentUniform / mNumBubblePerShader;
- SetBubbleParameter( mEffect[groupIdx], curUniform, emitPosition, direction, displacement);
- animation.AnimateTo( Property( mEffect[groupIdx], mEffect[groupIdx].GetPercentagePropertyName(curUniform) ),
+ unsigned int curUniform = mCurrentBubble % mNumBubblePerActor;
+ unsigned int groupIdx = mCurrentBubble / mNumBubblePerActor;
+ SetBubbleParameter( mBubbleActors[groupIdx], curUniform, emitPosition, direction, displacement);
+ animation.AnimateTo( (mBubbleActors[groupIdx])->GetPercentageProperty(curUniform),
1.f, AlphaFunction::LINEAR );
- if( mCurrentUniform % mNumShader == 0 )
- {
- unsigned int uniform = mCurrentUniform / mNumShader;
- SetBubbleParameter(mEffectForNoise, uniform, emitPosition, displacement);
- animation.AnimateTo( Property( mEffectForNoise, mEffectForNoise.GetPercentagePropertyName(uniform) ),
- 1.f, AlphaFunction::LINEAR );
- }
-
- mCurrentUniform = (mCurrentUniform + 1) % mTotalNumOfBubble;
-}
-
-void BubbleEmitter::StartExplosion( float duration, float multiple )
-{
- Animation animation = Animation::New( duration );
- for(unsigned int i=0; i < mNumShader; i++ )
- {
- animation.AnimateTo( Property( mEffect[i], mEffect[i].GetMagnificationPropertyName() ),
- multiple, AlphaFunction::EASE_OUT);
- }
- animation.AnimateTo( Property( mEffectForNoise, mEffectForNoise.GetMagnificationPropertyName() ),
- multiple, AlphaFunction::EASE_OUT);
- animation.Play();
-
- animation.FinishedSignal().Connect(this, &BubbleEmitter::OnExplosionFinished);
+ mCurrentBubble = (mCurrentBubble + 1) % mTotalNumOfBubble;
}
void BubbleEmitter::Restore()
{
- for(unsigned int i=0; i < mNumShader; i++ )
+ for(unsigned int i=0; i < mNumActor; i++ )
{
- mEffect[i].ResetParameters();
+ (mBubbleActors[i])->ResetProperties();
}
- mEffectForNoise.ResetParameters();
-}
-
-void BubbleEmitter::GenMaterial()
-{
- mCustomMaterial = Material::New("CustomMaterial");
- mCustomMaterial.SetOpacity(1.0f);
- mCustomMaterial.SetDiffuseColor(Color::WHITE);
- mCustomMaterial.SetAmbientColor(Vector4(0.0, 0.1, 0.1, 1.0));
- mCustomMaterial.SetMapU( Material::MAPPING_MODE_WRAP );
- mCustomMaterial.SetMapV( Material::MAPPING_MODE_WRAP );
- mCustomMaterial.SetDiffuseTexture( mShapeImage );
-}
-
-void BubbleEmitter::AddVertex(MeshData::VertexContainer& vertices, Vector3 XYZ, Vector2 UV)
-{
- MeshData::Vertex meshVertex;
- meshVertex.x = XYZ.x;
- meshVertex.y = XYZ.y;
- meshVertex.z = XYZ.z;
- meshVertex.u = UV.x;
- meshVertex.v = UV.y;
- vertices.push_back(meshVertex);
}
-void BubbleEmitter::AddTriangle(MeshData::FaceIndices& faces,
-size_t v0, size_t v1, size_t v2)
+Geometry BubbleEmitter::CreateGeometry( unsigned int numOfPatch )
{
- faces.push_back(v0);
- faces.push_back(v1);
- faces.push_back(v2);
-}
+ unsigned int numVertex = numOfPatch*4u;
+ std::vector<Vertex> vertexData;
+ vertexData.reserve( numVertex );
-void BubbleEmitter::ConstructBubbleMesh( MeshData& meshData, unsigned int numOfBubble)
-{
- MeshData::VertexContainer vertices;
- MeshData::FaceIndices faces;
- BoneContainer bones(0);
+ unsigned int numIndex = numOfPatch*6u;
+ Vector<unsigned int> indexData;
+ indexData.Reserve( numIndex );
- for(unsigned int index = 0; index < numOfBubble; index ++)
+ for(unsigned int i = 0; i < numOfPatch; i++)
{
- float curSize = RandomRange(mBubbleSizeRange.x, mBubbleSizeRange.y);
- if(rand()%100 < 1)
- {
- curSize *= 2.f;
- }
- float depth = static_cast<float>( index );
- AddVertex( vertices, Vector3(0.f,0.f,depth), Vector2(0.f,0.f) );
- AddVertex( vertices, Vector3(0.f,curSize,depth), Vector2( 0.f,1.f ));
- AddVertex( vertices, Vector3(curSize,curSize,depth), Vector2(1.f,1.f) );
- AddVertex( vertices, Vector3(curSize,0.f,depth), Vector2(1.f,0.f) );
+ float curSize = RandomRange(mBubbleSizeRange.x, mBubbleSizeRange.y, mRandomSeed);
+
+ float index = static_cast<float>( i );
+ vertexData.push_back( Vertex( index, Vector2(0.f,0.f), Vector2(0.f,0.f) ) );
+ vertexData.push_back( Vertex( index, Vector2(0.f,curSize), Vector2(0.f,1.f) ) );
+ vertexData.push_back( Vertex( index, Vector2(curSize,curSize), Vector2(1.f,1.f) ) );
+ vertexData.push_back( Vertex( index, Vector2(curSize,0.f), Vector2(1.f,0.f) ) );
unsigned int idx = index * 4;
- AddTriangle( faces, idx, idx+1, idx+2);
- AddTriangle( faces, idx, idx+2, idx+3);
+ indexData.PushBack( idx );
+ indexData.PushBack( idx+1 );
+ indexData.PushBack( idx+2 );
+ indexData.PushBack( idx );
+ indexData.PushBack( idx+2 );
+ indexData.PushBack( idx+3 );
}
- meshData.SetData(vertices, faces, bones, mCustomMaterial);
- meshData.SetHasColor(false);
- meshData.SetHasTextureCoords(true);
-}
+ Property::Map vertexFormat;
+ vertexFormat["aIndex"] = Property::FLOAT;
+ vertexFormat["aPosition"] = Property::VECTOR2;
+ vertexFormat["aTexCoord"] = Property::VECTOR2;
+ PropertyBuffer vertices = PropertyBuffer::New( vertexFormat, numVertex );
+ vertices.SetData( &vertexData[0] );
-void BubbleEmitter::SetBubbleParameter( BubbleEffect& effect, unsigned int curUniform,
- const Vector2& emitPosition, const Vector2& displacement )
-{
- int halfRange = displacement.x / 2;
- Vector2 randomVec(rand()%static_cast<int>(displacement.x) - halfRange, rand()%static_cast<int>(displacement.y) - halfRange);
- if(randomVec.y > 0.0f)
- {
- randomVec.y *= 0.33f;
- }
+ Property::Map indexFormat;
+ indexFormat["indices"] = Property::INTEGER;
+ PropertyBuffer indices = PropertyBuffer::New( indexFormat, numIndex );
+ indices.SetData( &indexData[0] );
- Vector4 startAndEndPos( emitPosition.x, emitPosition.y, emitPosition.x+randomVec.x, emitPosition.y+randomVec.y );
- effect.SetStartAndEndPosition( curUniform, startAndEndPos );
+ Geometry geometry = Geometry::New();
+ geometry.AddVertexBuffer( vertices );
+ geometry.SetIndexBuffer( indices );
- effect.SetPercentage( curUniform, 0.f);
+ return geometry;
}
-void BubbleEmitter::SetBubbleParameter( BubbleEffect& effect, unsigned int curUniform,
+void BubbleEmitter::SetBubbleParameter( BubbleActorPtr bubbleActor, unsigned int curUniform,
const Vector2& emitPosition, const Vector2& direction, const Vector2& displacement )
{
Vector2 dir(direction);
int halfRange = displacement.x / 2;
// for the y coordinate, always negative, so bubbles always go upwards
- Vector2 randomVec(rand()%static_cast<int>(displacement.x) - halfRange, -rand()%static_cast<int>(displacement.y));
+ Vector2 randomVec( rand_r( &mRandomSeed ) % static_cast<int>(displacement.x) - halfRange, -rand_r( &mRandomSeed ) % static_cast<int>(displacement.y) );
dir.Normalize();
randomVec.x -= dir.x*halfRange;
randomVec.y *= 1.0f - fabsf(dir.x)*0.33f;
randomVec.y *= 0.33f;
}
Vector4 startAndEndPos( emitPosition.x, emitPosition.y, emitPosition.x+randomVec.x, emitPosition.y+randomVec.y );
- effect.SetStartAndEndPosition( curUniform, startAndEndPos );
-
- effect.SetPercentage( curUniform, 0.f);
-}
+ bubbleActor->SetStartAndEndPosition( curUniform, startAndEndPos );
-void BubbleEmitter::OnExplosionFinished( Animation& source )
-{
- Restore();
-}
-
-float BubbleEmitter::RandomRange(float f0, float f1)
-{
- return f0 + (rand() & 0xfff) * (f1-f0) * (1.0f/4095.0f);
+ bubbleActor->SetPercentage( curUniform, 0.f);
}
} // namespace Internal
projects / platform / core / uifw / dali-toolkit.git / blobdiff