#pragma once

struct surfacephysicsparams_t {
    float friction;
    float elasticity;
    float density;
    float thickness;
    float dampening;
};

struct surfaceaudioparams_t {
    float reflectivity;
    float hardnessFactor;
    float roughnessFactor;
    float roughThreshold;
    float hardThreshold;
    float hardVelocityThreshold;
    float highToneOcclusion;
    float midToneOcclusion;
    float lowToneOcclusion;
};

struct surfacesoundnames_t {
    unsigned short stepleft;
    unsigned short stepright;
    unsigned short impactSoft;
    unsigned short impactHard;
    unsigned short scrapeSmooth;
    unsigned short scrapeRough;
    unsigned short bulletImpact;
    unsigned short rolling;
    unsigned short breakSound;
    unsigned short strainSound;
};

struct surfacegameprops_t {
   public:
    float maxSpeedFactor;
    float jumpFactor;
    char pad00[0x4];
    float flPenetrationModifier;
    float flDamageModifier;
    unsigned short material;
    char pad01[0x3];
};

struct surfacedata_t {
    surfacephysicsparams_t physics;
    surfaceaudioparams_t audio;
    surfacesoundnames_t sounds;
    surfacegameprops_t game;
};

class IPhysicsSurfaceProps {
   public:
    virtual ~IPhysicsSurfaceProps(void) {}

    // parses a text file containing surface prop keys
    virtual int ParseSurfaceData(const char* pFilename,
                                 const char* pTextfile) = 0;

    // current number of entries in the database
    virtual int SurfacePropCount(void) const = 0;

    virtual int GetSurfaceIndex(const char* pSurfacePropName) const = 0;

    virtual void GetPhysicsProperties(int surfaceDataIndex, float* density,
                                      float* thickness, float* friction,
                                      float* elasticity) const = 0;

    virtual surfacedata_t* GetSurfaceData(int surfaceDataIndex) = 0;

    virtual const char* GetString(unsigned short stringTableIndex) const = 0;

    virtual const char* GetPropName(int surfaceDataIndex) const = 0;

    // sets the global index table for world materials
    // UNDONE: Make this per-CPhysCollide
    virtual void SetWorldMaterialIndexTable(int* pMapArray, int mapSize) = 0;

    // NOTE: Same as GetPhysicsProperties, but maybe more convenient
    virtual void GetPhysicsParameters(
        int surfaceDataIndex, surfacephysicsparams_t* pParamsOut) const = 0;
};