vtn.cpp

int l3dh_load_geometry_vtn(l3dh_model_t *model, char *path) {
    uint32_t vf_count = 0, tf_count = 0, nf_count = 0;

    char *file = l3dh_read_file(path);
    if(!file) {
        return -1;
    }

    vf_count = buf4CharToUint32(file);
    tf_count = buf4CharToUint32(file+4);
    nf_count = buf4CharToUint32(file+8);

    printf("%d %d %d\n", vf_count, tf_count, nf_count);
    fflush(stdout);

    float *v, *t, *n;

    v = (float*) malloc(vf_count*sizeof(float));
    t = (float*) malloc(tf_count*sizeof(float));
    n = (float*) malloc(nf_count*sizeof(float));

    memcpy(v, file+12, vf_count*sizeof(float));
    memcpy(t, file+12+vf_count*sizeof(float), tf_count*sizeof(float));
    memcpy(n, file+12+vf_count*sizeof(float)+tf_count*sizeof(float), nf_count*sizeof(float));

    uint32_t facesCount = vf_count/9;

    model->facesCount = facesCount;

    model->verticies.floats = v;
    model->verticies.length = vf_count;
    model->textureCoordinates.floats = t;
    model->textureCoordinates.length = tf_count;
    model->normals.floats = n;
    model->normals.length = nf_count;

    return 1;
}