automated-tests/src/dali/dali-test-suite-utils/mesh-builder.cpp

   1 /*
   2  * Copyright (c) 2015 Samsung Electronics Co., Ltd.
   3  *
   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
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  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.
  15  *
  16  */
  17 #include "mesh-builder.h"
  18
  19 namespace Dali
  20 {
  21
  22 Material CreateMaterial(float opacity)
  23 {
  24   Shader shader = Shader::New( "vertexSrc", "fragmentSrc" );
  25   Material material = Material::New(shader);
  26
  27   Vector4 color = Color::WHITE;
  28   color.a = opacity;
  29   material.SetProperty(Material::Property::COLOR, color);
  30   return material;
  31 }
  32
  33 Material CreateMaterial(float opacity, Image image)
  34 {
  35   Shader shader = Shader::New( "vertexSrc", "fragmentSrc" );
  36   Material material = Material::New(shader);
  37
  38   Vector4 color = Color::WHITE;
  39   color.a = opacity;
  40   material.SetProperty(Material::Property::COLOR, color);
  41
  42   material.AddTexture( image, "sTexture" );
  43
  44   return material;
  45 }
  46
  47 PropertyBuffer CreatePropertyBuffer()
  48 {
  49   Property::Map texturedQuadVertexFormat;
  50   texturedQuadVertexFormat["aPosition"] = Property::VECTOR2;
  51   texturedQuadVertexFormat["aVertexCoord"] = Property::VECTOR2;
  52
  53   PropertyBuffer vertexData = PropertyBuffer::New( texturedQuadVertexFormat, 4 );
  54   return vertexData;
  55 }
  56
  57 Geometry CreateQuadGeometry(void)
  58 {
  59   PropertyBuffer vertexData = CreatePropertyBuffer();
  60   return CreateQuadGeometryFromBuffer( vertexData );
  61 }
  62
  63 Geometry CreateQuadGeometryFromBuffer( PropertyBuffer vertexData )
  64 {
  65   const float halfQuadSize = .5f;
  66   struct TexturedQuadVertex { Vector2 position; Vector2 textureCoordinates; };
  67   TexturedQuadVertex texturedQuadVertexData[4] = {
  68     { Vector2(-halfQuadSize, -halfQuadSize), Vector2(0.f, 0.f) },
  69     { Vector2( halfQuadSize, -halfQuadSize), Vector2(1.f, 0.f) },
  70     { Vector2(-halfQuadSize,  halfQuadSize), Vector2(0.f, 1.f) },
  71     { Vector2( halfQuadSize,  halfQuadSize), Vector2(1.f, 1.f) } };
  72   vertexData.SetData(texturedQuadVertexData);
  73
  74   unsigned int indexData[6] = { 0, 3, 1, 0, 2, 3 };
  75   Property::Map indexFormat;
  76   indexFormat["indices"] = Property::INTEGER;
  77   PropertyBuffer indices = PropertyBuffer::New( indexFormat, sizeof(indexData)/sizeof(indexData[0]) );
  78   indices.SetData(indexData);
  79
  80   Geometry geometry = Geometry::New();
  81   geometry.AddVertexBuffer( vertexData );
  82   geometry.SetIndexBuffer( indices );
  83
  84   return geometry;
  85 }
  86
  87
  88
  89 } // namespace Dali