#include <dali/graphics-api/graphics-types.h>
#include <dali/integration-api/gl-abstraction.h>
-namespace Dali
-{
-namespace Graphics
+namespace Dali::Graphics
{
class EglGraphicsController;
namespace GLES
{
+class ProgramImpl;
constexpr uint32_t ERROR_ATTRIBUTE_NOT_FOUND(-1u);
/**
class Reflection : public Dali::Graphics::Reflection
{
public:
- Reflection(Graphics::EglGraphicsController& controller);
- virtual ~Reflection();
+ explicit Reflection(GLES::ProgramImpl& program, Graphics::EglGraphicsController& controller);
+
+ ~Reflection() override;
// not copyable
Reflection(const Reflection&) = delete;
* @param [in] name The name of vertex attribute
* @return The index of the vertex attribute in the shader
*/
- uint32_t GetVertexAttributeLocation(const std::string& name) const;
+ [[nodiscard]] uint32_t GetVertexAttributeLocation(const std::string& name) const override;
/**
* @brief Gets the format of a vertex attribute.
* @param [in] location The location of vertex attribute
* @return The format of a vertex attribute
*/
- Dali::Graphics::VertexInputAttributeFormat GetVertexAttributeFormat(uint32_t location) const;
+ [[nodiscard]] Dali::Graphics::VertexInputAttributeFormat GetVertexAttributeFormat(uint32_t location) const override;
/**
* @brief Gets the name of a vertex attribute.
* @param [in] location The location of vertex attribute
* @return The name of the vertex attribute
*/
- std::string GetVertexAttributeName(uint32_t location) const;
+ [[nodiscard]] std::string GetVertexAttributeName(uint32_t location) const override;
/**
* @brief Gets the locations of all the vertex attribute in the shader.
*
* @return A vector of the locations of all the vertex attributes in the shader
*/
- std::vector<uint32_t> GetVertexAttributeLocations() const;
+ [[nodiscard]] std::vector<uint32_t> GetVertexAttributeLocations() const override;
// Uniform blocks
*
* @return The number of uniform blocks
*/
- uint32_t GetUniformBlockCount() const;
+ [[nodiscard]] uint32_t GetUniformBlockCount() const override;
/**
* @brief Gets the binding point to which the uniform block with the given index is binded.
* @param [in] index The index of the uniform block
* @return The binding point
*/
- uint32_t GetUniformBlockBinding(uint32_t index) const;
+ [[nodiscard]] uint32_t GetUniformBlockBinding(uint32_t index) const override;
/**
* @brief Gets the size of the uniform block with the given index.
* @param [in] index The index of the uniform block
* @return The size of the uniform block
*/
- uint32_t GetUniformBlockSize(uint32_t index) const;
+ [[nodiscard]] uint32_t GetUniformBlockSize(uint32_t index) const override;
/**
* @brief Retrieves the information of the uniform block with the given index.
* @param [out] out A structure that contains the information of the uniform block
* @return Whether the uniform block exists or not
*/
- bool GetUniformBlock(uint32_t index, Dali::Graphics::UniformBlockInfo& out) const;
+ bool GetUniformBlock(uint32_t index, Dali::Graphics::UniformBlockInfo& out) const override;
/**
* @brief Gets the binding points of all the uniform blocks in the shader.
*
* @return A vector of binding points
*/
- std::vector<uint32_t> GetUniformBlockLocations() const;
+ [[nodiscard]] std::vector<uint32_t> GetUniformBlockLocations() const override;
/**
* @brief Gets the name of uniform block with the given index.
* @param [in] blockIndex The index of the uniform block
* @return The name of the uniform block
*/
- std::string GetUniformBlockName(uint32_t blockIndex) const;
+ [[nodiscard]] std::string GetUniformBlockName(uint32_t blockIndex) const override;
/**
* @brief Gets the number of uniforms in the uniform block with the given index.
* @param [in] blockIndex The index of the uniform block
* @return The number of uniforms in the uniform block
*/
- uint32_t GetUniformBlockMemberCount(uint32_t blockIndex) const;
+ [[nodiscard]] uint32_t GetUniformBlockMemberCount(uint32_t blockIndex) const override;
/**
* @brief Gets the name of the uniform in the given location within the uniform block.
* @param [in] memberLocation The location of the uniform within the uniform block
* @return The name of the uniform
*/
- std::string GetUniformBlockMemberName(uint32_t blockIndex, uint32_t memberLocation) const;
+ [[nodiscard]] std::string GetUniformBlockMemberName(uint32_t blockIndex, uint32_t memberLocation) const override;
/**
* @brief Gets the byte offset of the uniform in the given location within the uniform block.
* @param [in] memberLocation The location of the uniform within the uniform block
* @return The byte offset of the uniform
*/
- uint32_t GetUniformBlockMemberOffset(uint32_t blockIndex, uint32_t memberLocation) const;
+ [[nodiscard]] uint32_t GetUniformBlockMemberOffset(uint32_t blockIndex, uint32_t memberLocation) const override;
// Named uniforms
* @param [out] out The information of the uniform
* @return Whether the uniform exists or not
*/
- bool GetNamedUniform(const std::string& name, Dali::Graphics::UniformInfo& out) const;
+ [[nodiscard]] bool GetNamedUniform(const std::string& name, Dali::Graphics::UniformInfo& out) const override;
+
+ /**
+ * @brief Gets the types of all the standalone uniforms within the default uniform block.
+ *
+ * @return A vector of uniform types sorted in the same order as the uniforms in the default uniform block.
+ */
+ [[nodiscard]] std::vector<GLenum> GetStandaloneUniformTypes() const;
// Sampler
*
* @return A vector of the sampler uniforms
*/
- std::vector<Dali::Graphics::UniformInfo> GetSamplers() const;
+ const std::vector<Dali::Graphics::UniformInfo>& GetSamplers() const override;
// Language
*
* @return The language of the shader
*/
- Graphics::ShaderLanguage GetLanguage() const;
+ [[nodiscard]] Graphics::ShaderLanguage GetLanguage() const override;
- // Other
+public:
+ /**
+ * @brief Extra information of uniform
+ */
+ struct UniformExtraInfo
+ {
+ UniformExtraInfo(uint32_t location, uint32_t size, uint32_t offset, uint32_t arraySize, GLenum type)
+ : location(location),
+ size(size),
+ offset(offset),
+ arraySize(arraySize),
+ type(type){};
+
+ uint32_t location; ///< Location of uniform
+ uint32_t size; ///< size of uniform
+ uint32_t offset; ///< offset of uniform within UBO
+ uint32_t arraySize; ///< number of array elements (1 for non-arrays)
+ GLenum type; ///< type of uniform
+ };
/**
- * @brief Set the program object whose reflection to be built
+ * @brief Returns array of additional info about standalone uniforms
*
- * @param [in] glProgram The program object
+ * @return Array of internal uniform data
*/
- void SetGlProgram(uint32_t glProgram);
+ [[nodiscard]] const std::vector<UniformExtraInfo>& GetStandaloneUniformExtraInfo() const;
-private:
/**
* @brief Build the reflection of vertex attributes
*/
*/
void BuildUniformBlockReflection();
+ /**
+ * Sort the samplers by their lexical location in the frag shader source code.
+ */
+ void SortOpaques();
+
protected:
Reflection(Reflection&&) = default;
Reflection& operator=(Reflection&&) = default;
private:
Graphics::EglGraphicsController& mController; ///< The Graphics controller
- uint32_t mGlProgram; ///< The GL program object
+ GLES::ProgramImpl& mProgram; ///< The Program object
struct AttributeInfo
{
Dali::Graphics::VertexInputAttributeFormat format{};
};
- std::vector<AttributeInfo> mVertexInputAttributes; ///< List of vertex attributes
- Graphics::UniformBlockInfo mDefaultUniformBlock{}; ///< The emulated UBO containing all the standalone uniforms
- std::vector<Graphics::UniformInfo> mUniformOpaques{}; ///< List of opaque uniforms (i.e. samplers)
- std::vector<Graphics::UniformBlockInfo> mUniformBlocks{}; ///< List of uniform blocks
+ std::vector<AttributeInfo> mVertexInputAttributes; ///< List of vertex attributes
+ Graphics::UniformBlockInfo mDefaultUniformBlock{}; ///< The emulated UBO containing all the standalone uniforms
+ std::vector<Graphics::UniformInfo> mUniformOpaques{}; ///< List of opaque uniforms (i.e. samplers)
+ std::vector<Graphics::UniformBlockInfo> mUniformBlocks{}; ///< List of uniform blocks
+ std::vector<UniformExtraInfo> mStandaloneUniformExtraInfos; ///< List of extra information for standalone uniforms
};
} // namespace GLES
-} // namespace Graphics
-} // namespace Dali
+} // namespace Dali::Graphics
#endif // DALI_GRAPHICS_GLES_REFLECTION_H
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