SMAA.hpp

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#ifndef GALAXY_GRAPHICS_POST_SMAA_HPP_
#define GALAXY_GRAPHICS_POST_SMAA_HPP_
 
#include "galaxy/graphics/gl/Shader.hpp"
#include "galaxy/graphics/PostEffect.hpp"
 
namespace galaxy
{
    namespace graphics
    {
        class SMAA final : public PostEffect
        {
        public:
            SMAA(const int width, const int height);
 
            virtual ~SMAA();
 
            void resize(const int width, const int height) override;
 
            [[nodiscard]]
            unsigned int render(const unsigned int input) override;
 
            [[nodiscard]]
            bool is_enabled() override;
 
        private:
            SMAA() = delete;
 
        private:
            Shader m_smaa_edge;
 
            Shader m_smaa_blend;
 
            Shader m_smaa_neighbourhood;
 
            unsigned int m_neighbour_tex;
 
            unsigned int m_edge_tex;
 
            unsigned int m_blend_tex;
 
            unsigned int m_area_tex;
 
            unsigned int m_search_tex;
 
            unsigned int m_neighbour_fbo;
 
            unsigned int m_edge_fbo;
 
            unsigned int m_blend_fbo;
        };
    } // namespace graphics
} // namespace galaxy
 
#endif