ssao.h

#ifndef OE_RENDER_PIPELINE_SSAO
#define OE_RENDER_PIPELINE_SSAO
 
#include "../pipeline.h"
 
namespace oe::render::pipeline
{
    class BlurManager;
 
    class SsaoPass : public oe::render::Pass
    {
        public:
            SsaoPass(const bool fixed_size, const uint32_t base_height = 600);
 
            void init() override;
 
            void setGeometryBuffer(std::shared_ptr<oe::render::Framebuffer> geometry_buffer);
 
            std::shared_ptr<oe::render::Texture> getSsaoTexture();
 
            oe::render::PipelineOutput handle(const oe::render::PipelineInput&& input) override;
 
        protected:
            const bool _fixed_size = false;
            const uint32_t _base_height = 600;
 
            std::shared_ptr<oe::render::Framebuffer> _framebuffer;
            std::shared_ptr<oe::render::Shader> _shader;
 
            std::shared_ptr<oe::render::Texture> _normal_texture;
            std::shared_ptr<oe::render::Texture> _depth_texture;
 
            std::shared_ptr<oe::render::Texture> _noise;
 
            std::shared_ptr<BlurManager> _blur_manager;
 
            std::vector<glm::vec3> _kernel;
 
            glm::vec2 _ssao_dimensions;
    };
}
 
#endif