TextureRenderManager.h

Go to the documentation of this file.

// ----------------------------------------------------------------------------
// -                        CloudViewer: www.cloudViewer.org                  -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.cloudViewer.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
 
#pragma once
 
#include <memory>
#include <vector>
 
#include "renders/base/TextureRendererBase.h"
 
class vtkActor;
class vtkLODActor;
class vtkPolyData;
class vtkRenderer;
class ccMaterialSet;
 
namespace PclUtils {
namespace renders {
 
class TextureRenderManager {
public:
    TextureRenderManager();
    ~TextureRenderManager();
 
    bool Apply(vtkLODActor* actor,
               const ccMaterialSet* materials,
               vtkPolyData* polydata,
               vtkRenderer* renderer);
 
    bool Update(vtkActor* actor,
                const ccMaterialSet* materials,
                vtkPolyData* polydata,
                vtkRenderer* renderer);
 
    TextureRendererBase* SelectRenderer(const ccMaterialSet* materials) const;
 
    TextureRendererBase* GetRenderer(RenderingMode mode) const;
 
private:
    void InitializeRenderers();
 
    struct MaterialAnalysis {
        bool has_pbr_textures = false;
        bool has_multiple_map_kd = false;
        bool has_any_texture = false;  // Any texture type (not just PBR)
        size_t material_count = 0;
    };
    MaterialAnalysis AnalyzeMaterials(const ccMaterialSet* materials) const;
 
    // Helper method to check if materials have any texture files
    bool HasAnyTextureFiles(const ccMaterialSet* materials) const;
 
    std::vector<std::unique_ptr<TextureRendererBase>> renderers_;
};
 
}  // namespace renders
}  // namespace PclUtils