1 #ifndef DALI_DEMO_UTILITY_H
2 #define DALI_DEMO_UTILITY_H
5 * Copyright (c) 2016 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
21 #include <dali/dali.h>
22 #include <dali/devel-api/images/atlas.h>
23 #include <dali/devel-api/adaptor-framework/bitmap-loader.h>
24 #include <dali/public-api/rendering/geometry.h>
25 #include <dali/public-api/rendering/texture.h>
30 Dali::PixelData LoadPixelData( const char* imagePath,
31 Dali::ImageDimensions size,
32 Dali::FittingMode::Type fittingMode,
33 Dali::SamplingMode::Type samplingMode )
35 Dali::BitmapLoader loader = Dali::BitmapLoader::New( imagePath, size, fittingMode, samplingMode );
37 return loader.GetPixelData();
41 Dali::Atlas LoadImage( const char* imagePath,
42 Dali::ImageDimensions size = Dali::ImageDimensions(),
43 Dali::FittingMode::Type fittingMode = Dali::FittingMode::DEFAULT,
44 Dali::SamplingMode::Type samplingMode = Dali::SamplingMode::DEFAULT )
46 Dali::PixelData pixelData = LoadPixelData(imagePath, size, fittingMode, samplingMode);
47 Dali::Atlas image =Dali:: Atlas::New( pixelData.GetWidth(), pixelData.GetHeight(), pixelData.GetPixelFormat() );
48 image.Upload( pixelData, 0u, 0u );
53 Dali::Texture LoadTexture( const char* imagePath,
54 Dali::ImageDimensions size = Dali::ImageDimensions(),
55 Dali::FittingMode::Type fittingMode = Dali::FittingMode::DEFAULT,
56 Dali::SamplingMode::Type samplingMode = Dali::SamplingMode::DEFAULT )
58 Dali::PixelData pixelData = LoadPixelData(imagePath, size, fittingMode, samplingMode);
59 Dali::Texture texture = Dali::Texture::New( Dali::TextureType::TEXTURE_2D,
60 pixelData.GetPixelFormat(),
62 pixelData.GetHeight() );
63 texture.Upload( pixelData );
69 * @brief Load an bitmap resource.
71 * If it is required to scaled-down to no more than the stage dimensions,
72 * uses image scaling mode FittingMode::SCALE_TO_FILL to resize the image at
73 * load time to cover the entire stage with pixels with no borders,
74 * and filter mode BOX_THEN_LINEAR to sample the image with
78 Dali::Atlas LoadStageFillingImage( const char* imagePath )
80 Dali::Vector2 stageSize = Dali::Stage::GetCurrent().GetSize();
81 return LoadImage( imagePath, Dali::ImageDimensions( stageSize.x, stageSize.y ), Dali::FittingMode::SCALE_TO_FILL, Dali::SamplingMode::BOX_THEN_LINEAR );
84 Dali::Texture LoadStageFillingTexture( const char* imagePath )
86 Dali::Vector2 stageSize = Dali::Stage::GetCurrent().GetSize();
87 return LoadTexture( imagePath, Dali::ImageDimensions( stageSize.x, stageSize.y ), Dali::FittingMode::SCALE_TO_FILL, Dali::SamplingMode::BOX_THEN_LINEAR );
90 Dali::Geometry CreateTexturedQuad()
94 Dali::Vector2 position;
95 Dali::Vector2 texCoord;
98 static const Vertex data[] = {{ Dali::Vector2( -0.5f, -0.5f ), Dali::Vector2( 0.0f, 0.0f ) },
99 { Dali::Vector2( 0.5f, -0.5f ), Dali::Vector2( 1.0f, 0.0f ) },
100 { Dali::Vector2( -0.5f, 0.5f ), Dali::Vector2( 0.0f, 1.0f ) },
101 { Dali::Vector2( 0.5f, 0.5f ), Dali::Vector2( 1.0f, 1.0f ) }};
103 Dali::PropertyBuffer vertexBuffer;
104 Dali::Property::Map vertexFormat;
105 vertexFormat["aPosition"] = Dali::Property::VECTOR2;
106 vertexFormat["aTexCoord"] = Dali::Property::VECTOR2;
108 //Create a vertex buffer for vertex positions and texture coordinates
109 vertexBuffer = Dali::PropertyBuffer::New( vertexFormat );
110 vertexBuffer.SetData( data, 4u );
112 //Create the geometry
113 Dali::Geometry geometry = Dali::Geometry::New();
114 geometry.AddVertexBuffer( vertexBuffer );
115 geometry.SetType(Dali::Geometry::TRIANGLE_STRIP );
121 #endif // DALI_DEMO_UTILITY_H