1 #ifndef DALI_INTERNAL_SHADER_H
2 #define DALI_INTERNAL_SHADER_H
5 * Copyright (c) 2017 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::GetDefaultPropertyCount()
74 virtual unsigned int GetDefaultPropertyCount() const;
77 * @copydoc Dali::Internal::Object::GetDefaultPropertyIndices()
79 virtual void GetDefaultPropertyIndices( Property::IndexContainer& indices ) const;
82 * @copydoc Dali::Internal::Object::GetDefaultPropertyName()
84 virtual const char* GetDefaultPropertyName(Property::Index index) const;
87 * @copydoc Dali::Internal::Object::GetDefaultPropertyIndex()
89 virtual Property::Index GetDefaultPropertyIndex(const std::string& name) const;
92 * @copydoc Dali::Internal::Object::IsDefaultPropertyWritable()
94 virtual bool IsDefaultPropertyWritable(Property::Index index) const;
97 * @copydoc Dali::Internal::Object::IsDefaultPropertyAnimatable()
99 virtual bool IsDefaultPropertyAnimatable(Property::Index index) const;
102 * @copydoc Dali::Internal::Object::IsDefaultPropertyAConstraintInput()
104 virtual bool IsDefaultPropertyAConstraintInput( Property::Index index ) const;
107 * @copydoc Dali::Internal::Object::GetDefaultPropertyType()
109 virtual Property::Type GetDefaultPropertyType(Property::Index index) const;
112 * @copydoc Dali::Internal::Object::SetDefaultProperty()
114 virtual void SetDefaultProperty(Property::Index index, const Property::Value& propertyValue);
117 * @copydoc Dali::Internal::Object::SetSceneGraphProperty()
119 virtual void SetSceneGraphProperty( Property::Index index, const PropertyMetadata& entry, const Property::Value& value );
122 * @copydoc Dali::Internal::Object::GetDefaultProperty()
124 virtual Property::Value GetDefaultProperty( Property::Index index ) const;
127 * @copydoc Dali::Internal::Object::GetDefaultPropertyCurrentValue()
129 virtual Property::Value GetDefaultPropertyCurrentValue( Property::Index index ) const;
132 * @copydoc Dali::Internal::Object::GetPropertyOwner()
134 virtual const SceneGraph::PropertyOwner* GetPropertyOwner() const;
137 * @copydoc Dali::Internal::Object::GetSceneObject()
139 virtual const SceneGraph::PropertyOwner* GetSceneObject() const;
142 * @copydoc Dali::Internal::Object::GetSceneObjectAnimatableProperty()
144 virtual const SceneGraph::PropertyBase* GetSceneObjectAnimatableProperty( Property::Index index ) const;
147 * @copydoc Dali::Internal::Object::GetSceneObjectInputProperty()
149 virtual const PropertyInputImpl* GetSceneObjectInputProperty( Property::Index index ) const;
152 * @copydoc Dali::Internal::Object::GetPropertyComponentIndex()
154 virtual int GetPropertyComponentIndex( Property::Index index ) const;
156 private: // implementation
160 * Second stage initialization
162 void Initialize( const std::string& vertexShader, const std::string& fragmentShader, Dali::Shader::Hint::Value hints );
166 * A reference counted object may only be deleted by calling Unreference()
170 private: // unimplemented methods
171 Shader( const Shader& );
172 Shader& operator=( const Shader& );
175 SceneGraph::Shader* mSceneObject;
176 Internal::ShaderDataPtr mShaderData;
179 } // namespace Internal
181 // Helpers for public-api forwarding methods
182 inline Internal::Shader& GetImplementation( Dali::Shader& handle )
184 DALI_ASSERT_ALWAYS(handle && "Shader handle is empty");
186 BaseObject& object = handle.GetBaseObject();
188 return static_cast<Internal::Shader&>(object);
191 inline const Internal::Shader& GetImplementation( const Dali::Shader& handle )
193 DALI_ASSERT_ALWAYS(handle && "Shader handle is empty");
195 const BaseObject& object = handle.GetBaseObject();
197 return static_cast<const Internal::Shader&>(object);
202 #endif // DALI_INTERNAL_SHADER_H