2 * Copyright (c) 2017 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include <dali-toolkit/dali-toolkit.h>
22 #include "shared/view.h"
23 #include "shared/utility.h"
29 const char* MATERIAL_SAMPLE( DEMO_IMAGE_DIR "gallery-small-48.jpg" );
30 const char* MATERIAL_SAMPLE2( DEMO_IMAGE_DIR "gallery-medium-19.jpg" );
32 #define MAKE_SHADER(A)#A
34 const char* VERTEX_SHADER = MAKE_SHADER(
35 attribute mediump vec2 aPosition;
36 attribute highp vec2 aTexCoord;
37 varying mediump vec2 vTexCoord;
38 uniform mediump mat4 uMvpMatrix;
39 uniform mediump vec3 uSize;
40 uniform lowp vec4 uFadeColor;
44 mediump vec4 vertexPosition = vec4(aPosition, 0.0, 1.0);
45 vertexPosition.xyz *= uSize;
46 vertexPosition = uMvpMatrix * vertexPosition;
47 vTexCoord = aTexCoord;
48 gl_Position = vertexPosition;
52 const char* FRAGMENT_SHADER = MAKE_SHADER(
53 varying mediump vec2 vTexCoord;
54 uniform lowp vec4 uColor;
55 uniform sampler2D sTexture;
56 uniform lowp vec4 uFadeColor;
60 gl_FragColor = texture2D( sTexture, vTexCoord ) * uColor * uFadeColor;
65 * Sinusoidal curve starting at zero with 2 cycles
67 float AlphaFunctionSineX2(float progress)
69 return 0.5f - cosf(progress * 4.0f * Math::PI) * 0.5f;
72 } // anonymous namespace
74 // This example shows how to use a simple mesh
76 class ExampleController : public ConnectionTracker
81 * The example controller constructor.
82 * @param[in] application The application instance
84 ExampleController( Application& application )
85 : mApplication( application )
87 // Connect to the Application's Init signal
88 mApplication.InitSignal().Connect( this, &ExampleController::Create );
92 * The example controller destructor
96 // Nothing to do here;
100 * Invoked upon creation of application
101 * @param[in] application The application instance
103 void Create( Application& application )
105 // The Init signal is received once (only) during the Application lifetime
107 Stage stage = Stage::GetCurrent();
108 stage.KeyEventSignal().Connect(this, &ExampleController::OnKeyEvent);
110 mStageSize = stage.GetSize();
112 // Hide the indicator bar
113 application.GetWindow().ShowIndicator( Dali::Window::INVISIBLE );
115 Texture texture1 = DemoHelper::LoadTexture( MATERIAL_SAMPLE );
116 Texture texture2 = DemoHelper::LoadTexture( MATERIAL_SAMPLE2 );
118 mShader = Shader::New( VERTEX_SHADER, FRAGMENT_SHADER );
119 mTextureSet1 = TextureSet::New();
120 mTextureSet1.SetTexture( 0u, texture1 );
122 mTextureSet2 = TextureSet::New();
123 mTextureSet2.SetTexture( 0u, texture2 );
125 mGeometry = DemoHelper::CreateTexturedQuad();
127 mRenderer = Renderer::New( mGeometry, mShader );
128 mRenderer.SetTextures( mTextureSet1 );
130 mMeshActor = Actor::New();
131 mMeshActor.AddRenderer( mRenderer );
132 mMeshActor.SetSize(400, 400);
134 Property::Index fadeColorIndex = mRenderer.RegisterProperty( "uFadeColor", Color::MAGENTA );
135 mRenderer.SetProperty( Renderer::Property::DEPTH_INDEX, 0 );
137 mMeshActor.SetParentOrigin( ParentOrigin::TOP_CENTER );
138 mMeshActor.SetAnchorPoint( AnchorPoint::TOP_CENTER );
139 stage.Add( mMeshActor );
141 mRenderer2 = Renderer::New( mGeometry, mShader );
142 mRenderer2.SetTextures( mTextureSet2 );
144 mMeshActor2 = Actor::New();
145 mMeshActor2.AddRenderer( mRenderer2 );
146 mMeshActor2.SetSize(400, 400);
148 mMeshActor2.RegisterProperty( "anotherProperty", Color::GREEN );
150 mRenderer2.RegisterProperty( "anotherProperty", Vector3::ZERO );
151 mRenderer2.RegisterProperty( "aCoefficient", 0.008f );
152 Property::Index fadeColorIndex2 = mRenderer2.RegisterProperty( "uFadeColor", Color::BLUE );
153 mRenderer2.SetProperty( Renderer::Property::DEPTH_INDEX, 0 );
155 mMeshActor2.SetParentOrigin( ParentOrigin::BOTTOM_CENTER );
156 mMeshActor2.SetAnchorPoint( AnchorPoint::BOTTOM_CENTER );
157 stage.Add( mMeshActor2 );
159 Animation animation = Animation::New(5);
160 KeyFrames keyFrames = KeyFrames::New();
161 keyFrames.Add(0.0f, Vector4::ZERO);
162 keyFrames.Add(1.0f, Vector4( Color::GREEN ));
164 KeyFrames keyFrames2 = KeyFrames::New();
165 keyFrames2.Add(0.0f, Vector4::ZERO);
166 keyFrames2.Add(1.0f, Color::MAGENTA);
168 animation.AnimateBetween( Property( mRenderer, fadeColorIndex ), keyFrames, AlphaFunction(AlphaFunction::SIN) );
169 animation.AnimateBetween( Property( mRenderer2, fadeColorIndex2 ), keyFrames2, AlphaFunction(AlphaFunctionSineX2) );
170 animation.SetLooping(true);
173 stage.SetBackgroundColor(Vector4(0.0f, 0.2f, 0.2f, 1.0f));
176 BufferImage CreateBufferImage()
178 BufferImage image = BufferImage::New( 200, 200, Pixel::RGB888 );
179 PixelBuffer* pixelBuffer = image.GetBuffer();
180 unsigned int stride = image.GetBufferStride();
181 for( unsigned int x=0; x<200; x++ )
183 for( unsigned int y=0; y<200; y++ )
185 PixelBuffer* pixel = pixelBuffer + y*stride + x*3;
186 if( ((int)(x/20.0f))%2 + ((int)(y/20.0f)%2) == 1 )
207 * Invoked whenever the quit button is clicked
208 * @param[in] button the quit button
210 bool OnQuitButtonClicked( Toolkit::Button button )
212 // quit the application
217 void OnKeyEvent(const KeyEvent& event)
219 if(event.state == KeyEvent::Down)
221 if( IsKey( event, Dali::DALI_KEY_ESCAPE) || IsKey( event, Dali::DALI_KEY_BACK) )
230 Application& mApplication; ///< Application instance
231 Vector3 mStageSize; ///< The size of the stage
234 TextureSet mTextureSet1;
235 TextureSet mTextureSet2;
241 Timer mChangeImageTimer;
244 int DALI_EXPORT_API main( int argc, char **argv )
246 Application application = Application::New( &argc, &argv );
247 ExampleController test( application );
248 application.MainLoop();