hlsdk

/*********************************************
This is a very simple wallhack based on pat0's code. The difference here is the VMT hookens,
which is written in the code below.

This is also known to crash on level change :(
*********************************************/

ConVar metalslave_esp_enable("metalslave_esp_enable",0,0,"Displays information about other players");
ConVar metalslave_wallhack_enable("metalslave_wallhack_enable","1",0,"Set to 1 to see various models through walls");

UINT32 OrigFindMaterial = NULL;


#define FINDMATERIAL_ORANGEBAWKS 70

UINT32 thisptr;
IMaterial * __stdcall FindMaterialOB( char const* pMaterialName, const char *pTextureGroupName, bool complain, const char *pComplainPrefix ) {


    __asm {
        mov thisptr, ecx
    };


    // fetch the real material
    IMaterial* realmat = NULL;
    int iComplain = (complain) ? 1 : 0;
    __asm {
        mov ecx, thisptr
        push pComplainPrefix
        push iComplain
        push pTextureGroupName
        push pMaterialName
        call OrigFindMaterial
        mov realmat, eax
    };

    if (metalslave_wallhack_enable.GetInt() ) {
            if (realmat) {
                    if (
                        strstr(pMaterialName,"models\\player") ||
                        strstr(pMaterialName,"models\\items")  ||
                        strstr(pMaterialName,"models\\flag")   ||
                        strstr(pMaterialName,"models\\buildables") ||
                        strstr(pMaterialName,"models\\weapons") ||
                        strstr(pMaterialName,"particle") ||
                        strstr(pMaterialName,"Particles")


                        ) {
                        Msg("*** Material %s haxed. (Texture group %s)\n",pMaterialName,pTextureGroupName);
                        realmat->SetMaterialVarFlag( MATERIAL_VAR_IGNOREZ, true );
                        realmat->SetMaterialVarFlag( MATERIAL_VAR_ZNEARER, true );
                        realmat->AlphaModulate(255.0f);
                    }
                    //if (strstr(pTextureGroupName, "World")) {
                    //  realmat->SetMaterialVarFlag( MATERIAL_VAR_ALPHATEST, true );
                    //}
            } else {
                    Msg("Mat %s not found\n", pMaterialName);
            }
    }

    return realmat;
}


void DoMatSysHooks() {
    UINT32* matsystem_vtable_ptr;


    if (!materials) {
        Msg("Material system not hooked up yet!\n");
        return;
    }

    memcpy(&matsystem_vtable_ptr, (void*)((UINT32*)materialSystem), 4);

    OrigFindMaterial = matsystem_vtable_ptr[ FINDMATERIAL_ORANGEBAWKS ];
    UINT32* hookzed_vtable = new UINT32[700];
    UINT32  hookzed_vtable_ptr = (UINT32)hookzed_vtable;
    memcpy(hookzed_vtable,matsystem_vtable_ptr,700);
    *((UINT32*)materialSystem) = hookzed_vtable_ptr;

    // yawn
    hookzed_vtable[ FINDMATERIAL_ORANGEBAWKS ] = (UINT32)FindMaterialOB;
}