ModelData.h

浏览该文件的文档.

#pragma once
 
#include "common/Resource.h"
 
#include "medialoader/model/ModelScene.h"
 
#include <string>
 
struct aiMesh;
struct aiScene;
struct aiMaterial;
 
namespace eve {
namespace image {
class ImageData;
}
namespace model3d {
 
class ModelData : public Resource {
public:
    explicit ModelData(medialoader::ModelScene scene, std::string uri = "");
    ~ModelData() override;
 
    bool empty() const;
    int getMeshCount() const;
    int getMaterialCount() const;
    int getVertexCount(int meshIndex) const;
    int getFaceCount(int meshIndex) const;
    bool hasNormals(int meshIndex) const;
    bool hasTexCoords(int meshIndex) const;
 
    // ---- material accessors ----
    int getMaterialIndex(int meshIndex) const;
    std::string getMaterialName(int matIndex) const;
    float getMaterialBaseColorR(int matIndex) const;
    float getMaterialBaseColorG(int matIndex) const;
    float getMaterialBaseColorB(int matIndex) const;
    float getMaterialBaseColorA(int matIndex) const;
    float getMaterialMetallicFactor(int matIndex) const;
    float getMaterialRoughnessFactor(int matIndex) const;
    float getMaterialOpacity(int matIndex) const;
    bool getMaterialTwoSided(int matIndex) const;
 
    int getMaterialTextureSlotCount(int matIndex, const std::string &type) const;
    std::string getMaterialTexturePath(int matIndex, const std::string &type, int slot = 0) const;
    int getMaterialTextureEmbeddedIndex(int matIndex, const std::string &type, int slot = 0) const;
 
    // ---- embedded textures (glTF / FBX can embed PNG/JPEG blobs) ----
    int getEmbeddedTextureCount() const;
    std::string getEmbeddedTextureName(int idx) const;
    int getEmbeddedTextureWidth(int idx) const;
    int getEmbeddedTextureHeight(int idx) const;
    image::ImageData *getEmbeddedTextureImageData(int idx) const;
 
    int getMorphTargetCount(int meshIndex) const;
    std::string getMorphTargetName(int meshIndex, int morphIndex) const;
 
    bool hasBones(int meshIndex) const;
    int getBoneCount(int meshIndex) const;
    std::string getBoneName(int meshIndex, int boneIndex) const;
    float getInverseBindMatrixElement(int meshIndex, int boneIndex, int elementIndex) const;
    int getBoneWeightCount(int meshIndex, int boneIndex) const;
    int getBoneWeightVertex(int meshIndex, int boneIndex, int weightIndex) const;
    float getBoneWeightValue(int meshIndex, int boneIndex, int weightIndex) const;
 
    int getAnimationCount() const;
    std::string getAnimationName(int animIndex) const;
 
    const aiScene *getScene() const;
    const aiMesh *getMesh(int meshIndex) const;
 
    void adopt(eve::Resource &replacement) override;
 
private:
    const aiMesh *meshAt(int meshIndex) const;
    const aiMaterial *materialAt(int matIndex) const;
 
    medialoader::ModelScene scene;
};
 
}  // namespace model3d
}  // namespace eve