1 #ifndef DALI_INTERNAL_SHADER_H
2 #define DALI_INTERNAL_SHADER_H
5 * Copyright (c) 2018 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.
22 #include <dali/public-api/common/dali-common.h> // DALI_ASSERT_ALWAYS
23 #include <dali/public-api/common/intrusive-ptr.h> // Dali::IntrusivePtr
24 #include <dali/public-api/rendering/shader.h> // Dali::Shader
25 #include <dali/internal/event/common/object-connector.h> // Dali::Internal::ObjectConnector
26 #include <dali/internal/event/common/object-impl.h> // Dali::Internal::Object
27 #include <dali/internal/common/shader-data.h> // ShaderPtr
39 typedef IntrusivePtr<Shader> ShaderPtr;
42 * Shader is an object that contains an array of structures of values that
43 * can be accessed as properties.
45 class Shader : public Object
50 * @copydoc Dali::Shader::New()
52 static ShaderPtr New( const std::string& vertexShader,
53 const std::string& fragmentShader,
54 Dali::Shader::Hint::Value hints );
57 * @brief Get the shader scene object
59 * @return the shader scene object
61 const SceneGraph::Shader* GetShaderSceneObject() const;
64 * Retrieve the scene-graph shader added by this object.
65 * @return A pointer to the shader.
67 SceneGraph::Shader* GetShaderSceneObject();
69 public: // Default property extensions from Object
72 * @copydoc Dali::Internal::Object::SetDefaultProperty()
74 virtual void SetDefaultProperty(Property::Index index, const Property::Value& propertyValue);
77 * @copydoc Dali::Internal::Object::SetSceneGraphProperty()
79 virtual void SetSceneGraphProperty( Property::Index index, const PropertyMetadata& entry, const Property::Value& value );
82 * @copydoc Dali::Internal::Object::GetDefaultProperty()
84 virtual Property::Value GetDefaultProperty( Property::Index index ) const;
87 * @copydoc Dali::Internal::Object::GetDefaultPropertyCurrentValue()
89 virtual Property::Value GetDefaultPropertyCurrentValue( Property::Index index ) const;
92 * @copydoc Dali::Internal::Object::GetPropertyOwner()
94 virtual const SceneGraph::PropertyOwner* GetPropertyOwner() const;
97 * @copydoc Dali::Internal::Object::GetSceneObject()
99 virtual const SceneGraph::PropertyOwner* GetSceneObject() const;
102 * @copydoc Dali::Internal::Object::GetSceneObjectAnimatableProperty()
104 virtual const SceneGraph::PropertyBase* GetSceneObjectAnimatableProperty( Property::Index index ) const;
107 * @copydoc Dali::Internal::Object::GetSceneObjectInputProperty()
109 virtual const PropertyInputImpl* GetSceneObjectInputProperty( Property::Index index ) const;
112 * @copydoc Dali::Internal::Object::GetPropertyComponentIndex()
114 virtual int GetPropertyComponentIndex( Property::Index index ) const;
116 private: // implementation
120 * Second stage initialization
122 void Initialize( const std::string& vertexShader, const std::string& fragmentShader, Dali::Shader::Hint::Value hints );
126 * A reference counted object may only be deleted by calling Unreference()
130 private: // unimplemented methods
131 Shader( const Shader& );
132 Shader& operator=( const Shader& );
135 SceneGraph::Shader* mSceneObject;
136 Internal::ShaderDataPtr mShaderData;
139 } // namespace Internal
141 // Helpers for public-api forwarding methods
142 inline Internal::Shader& GetImplementation( Dali::Shader& handle )
144 DALI_ASSERT_ALWAYS(handle && "Shader handle is empty");
146 BaseObject& object = handle.GetBaseObject();
148 return static_cast<Internal::Shader&>(object);
151 inline const Internal::Shader& GetImplementation( const Dali::Shader& handle )
153 DALI_ASSERT_ALWAYS(handle && "Shader handle is empty");
155 const BaseObject& object = handle.GetBaseObject();
157 return static_cast<const Internal::Shader&>(object);
162 #endif // DALI_INTERNAL_SHADER_H