1 #ifndef DALI_DEMO_UTILITY_H
2 #define DALI_DEMO_UTILITY_H
5 * Copyright (c) 2020 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/adaptor-framework/image-loading.h>
23 #include <dali/public-api/math/uint-16-pair.h>
24 #include <dali/public-api/rendering/geometry.h>
25 #include <dali/public-api/rendering/texture.h>
29 Dali::Texture LoadTexture(const char* imagePath,
30 Dali::ImageDimensions size = Dali::ImageDimensions(),
31 Dali::FittingMode::Type fittingMode = Dali::FittingMode::DEFAULT,
32 Dali::SamplingMode::Type samplingMode = Dali::SamplingMode::DEFAULT,
33 bool orientationCorrection = true)
35 Dali::Devel::PixelBuffer pixelBuffer = LoadImageFromFile(imagePath, size, fittingMode, samplingMode, orientationCorrection);
36 Dali::Texture texture = Dali::Texture::New(Dali::TextureType::TEXTURE_2D,
37 pixelBuffer.GetPixelFormat(),
38 pixelBuffer.GetWidth(),
39 pixelBuffer.GetHeight());
41 Dali::PixelData pixelData = Dali::Devel::PixelBuffer::Convert(pixelBuffer);
42 texture.Upload(pixelData);
47 Dali::Texture LoadWindowFillingTexture(Dali::Uint16Pair size, const char* imagePath)
49 return LoadTexture(imagePath, size, Dali::FittingMode::SCALE_TO_FILL, Dali::SamplingMode::BOX_THEN_LINEAR);
52 Dali::Geometry CreateTexturedQuad()
56 Dali::Vector2 position;
57 Dali::Vector2 texCoord;
60 static const Vertex data[] = {{Dali::Vector2(-0.5f, -0.5f), Dali::Vector2(0.0f, 0.0f)},
61 {Dali::Vector2(0.5f, -0.5f), Dali::Vector2(1.0f, 0.0f)},
62 {Dali::Vector2(-0.5f, 0.5f), Dali::Vector2(0.0f, 1.0f)},
63 {Dali::Vector2(0.5f, 0.5f), Dali::Vector2(1.0f, 1.0f)}};
65 Dali::VertexBuffer vertexBuffer;
66 Dali::Property::Map vertexFormat;
67 vertexFormat["aPosition"] = Dali::Property::VECTOR2;
68 vertexFormat["aTexCoord"] = Dali::Property::VECTOR2;
70 //Create a vertex buffer for vertex positions and texture coordinates
71 vertexBuffer = Dali::VertexBuffer::New(vertexFormat);
72 vertexBuffer.SetData(data, 4u);
75 Dali::Geometry geometry = Dali::Geometry::New();
76 geometry.AddVertexBuffer(vertexBuffer);
77 geometry.SetType(Dali::Geometry::TRIANGLE_STRIP);
81 } // namespace DemoHelper
83 #endif // DALI_DEMO_UTILITY_H