InstanceBuffer.hpp

Go to the documentation of this file.

 
 
#ifndef GALAXY_GRAPHICS_GL_INSTANCEBUFFER_HPP_
#define GALAXY_GRAPHICS_GL_INSTANCEBUFFER_HPP_
 
#include <span>
 
#include <glm/mat4x4.hpp>
 
namespace galaxy
{
    namespace graphics
    {
        class InstanceBuffer final
        {
        public:
            InstanceBuffer();
 
            InstanceBuffer(InstanceBuffer&&);
 
            InstanceBuffer& operator=(InstanceBuffer&&);
 
            ~InstanceBuffer();
 
            void buffer(std::span<glm::mat4> transforms);
 
            void sub_buffer(const unsigned int index, std::span<glm::mat4> transforms);
 
            void clear();
 
            [[nodiscard]]
            int amount() const;
 
            [[nodiscard]]
            unsigned int id() const;
 
        private:
            InstanceBuffer(const InstanceBuffer&) = delete;
            InstanceBuffer& operator=(const InstanceBuffer&) = delete;
 
        private:
            unsigned int m_id;
 
            int m_amount;
        };
    } // namespace graphics
} // namespace galaxy
 
#endif