RendererGeometry.hpp

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//
//  CeresEngine - A game development framework
//
//  Created by Rogiel Sulzbach.
//  Copyright (c) 2018-2022 Rogiel Sulzbach. All rights reserved.
//
 
#pragma once
 
#include "Forward.hpp"
#include "Resources/Forward.hpp"
 
#include "CeresEngine/DataTypes.hpp"
 
#include "CeresEngine/Foundation/Generator.hpp"
 
#include "CeresEngine/Mesh/Mesh.hpp"
 
namespace CeresEngine {
 
    struct RendererGeometry final {
        RendererMeshPtr mesh = nullptr;
 
        SubMesh subMesh;
 
        GPUUniformBuffer uniformBuffer = nullptr;
 
        RendererMaterial* material = nullptr;
 
    public:
        [[nodiscard]] bool frustumCull(const ConvexVolume& frustum) const noexcept;
 
        void draw(GPUCommandBuffer& commandBuffer, const UInt32 instanceCount = 1, const UInt32 instanceOffset = 0);
    };
 
    struct RendererGeometryEnumerationRequest {
        Optional<const ConvexVolume&> frustum;
    };
 
    class IRendererGeometryProvider {
    public:
        virtual ~IRendererGeometryProvider() noexcept = default;
 
    public:
        [[nodiscard]] virtual Generator<RendererGeometry> enumerateGeometry(
            const RendererGeometryEnumerationRequest& enumerationRequest = RendererGeometryEnumerationRequest()) const = 0;
    };
 
} // namespace CeresEngine