draco_decoder.hpp

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#pragma once
 
#include <cstddef>
#include <cstdint>
#include <vector>
 
namespace pulp::render {

struct DecodedMesh {
    std::vector<float> positions;      
    std::vector<float> normals;        
    std::vector<float> tex_coords;     
    std::vector<float> tex_coords1;    
    std::vector<float> tangents;       
    std::vector<float> colors;         
    std::vector<uint32_t> indices;     
    int vertex_count = 0;
    int face_count = 0;
    bool success = false;
    bool unique_id_attributes_applied = false;
};

struct DracoAttributeIds {
    int position = -1;
    int normal = -1;
    int texcoord0 = -1;
    int texcoord1 = -1;
    int tangent = -1;
    int color0 = -1;
};

DecodedMesh decode_draco(const uint8_t* data, size_t size);

DecodedMesh decode_draco(const uint8_t* data,
                         size_t size,
                         const DracoAttributeIds& attribute_ids);

bool draco_decoder_available();
 
} // namespace pulp::render