Class: MPFI::Matrix

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/mpfi/matrix.rb,
ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c

Direct Known Subclasses

ColumnVector, RowVector, SquareMatrix

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.create(a) ⇒ Object 



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# File 'lib/mpfi/matrix.rb', line 105

def self.create(a)
  case a
  when MPFI::Vector
    if self === a
      a.dup
    else
      self.new(a.to_a)
    end
  when MPFI::Matrix
    if a.column_size == a.row_size
      if MPFI::SquareMatrix === a
        a.dup
      else
        MPFI::SquareMatrix.new(a.to_a)
      end
    else
      a.dup
    end
  when Array
    if Array == a[0] && a.size == a[0].size
      MPFI::SquareMatrix.new(a)
    else
      self.new(a)
    end
  else
    self.new(a)
  end
end

.interval(ary) ⇒ Object 



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# File 'lib/mpfi/matrix.rb', line 147

def self.interval(ary)
  if Array === ary && ary.all?{ |a| Array === a }
    row = ary.size
    column = ary[0].size
    if ary.all?{ |a| a.size == column }
      ret = self.new(row, column)
      (0...row).each do |i|
        (0...column).each do |j|
          case ary[i][j]
          when Array
            ret[i, j] = MPFI.interval(*ary[i][j])
          when String
            ret[i, j] = MPFI.interval(*(ary[i][j].split))
          when MPFI
            ret[i, j] = ary[i][j]
          else
            raise ArgumentError, "Invalid class for argument"
          end
        end
      end
    else
      ret = nil
    end
  end
  ret
end

.suitable_matrix_from_ary(ary) ⇒ Object

ary is two-dimensional Array.



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# File 'lib/mpfi/matrix.rb', line 135

def self.suitable_matrix_from_ary(ary)
  if ary.size == 1
    RowVector.new(ary[0])
  elsif ary[0].size == 1
    ColumnVector.new(ary.inject([]){ |res, val| res << val[0] })
  elsif ary[0].size == ary.size
    SquareMatrix.new(ary)
  else
    Matrix.new(ary)
  end
end

Instance Method Details

#* ⇒ Object

Return self * other.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 743

static VALUE r_mpfi_matrix_mul_matrix (VALUE self, VALUE other) {
  MPFIMatrix *ptr_self, *ptr_other, *ptr_ret;
  VALUE ret;
  r_mpfi_get_matrix_struct(ptr_self, self);
  r_mpfi_get_matrix_struct(ptr_other, other);
  r_mpfi_make_matrix_struct(ret, ptr_ret);
  if (ptr_self->column == ptr_other->row) {
    if ((ptr_other->column == 1) && (ptr_self->row == 1)) {
      ret = r_mpfi_matrix_vector_inner_product(self, other);
    } else {
      r_mpfi_matrix_suitable_matrix_init (&ret, &ptr_ret, ptr_self->row, ptr_other->column);
      mpfi_matrix_mul(ptr_ret, ptr_self, ptr_other);
    }
  } else {
    rb_raise(rb_eArgError, "Row size of first matrixes must be same as colmun size of second matrixes.");
  }
  return ret;
}

#+ ⇒ Object

Return self + other.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 635

static VALUE r_mpfi_matrix_add (VALUE self, VALUE other) {
  MPFIMatrix *ptr_self, *ptr_other, *ptr_ret;
  VALUE ret;
  r_mpfi_get_matrix_struct(ptr_self, self);
  r_mpfi_get_matrix_struct(ptr_other, other);
  if (ptr_self->column == ptr_other->column && ptr_self->row == ptr_other->row) {
    r_mpfi_matrix_suitable_matrix_init (&ret, &ptr_ret, ptr_self->row, ptr_self->column);
    mpfi_matrix_add(ptr_ret, ptr_self, ptr_other);
  } else {
    rb_raise(rb_eArgError, "Matrixes must have same size.");
  }
  return ret;
}

#- ⇒ Object

Return self - other.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 681

static VALUE r_mpfi_matrix_sub (VALUE self, VALUE other) {
  MPFIMatrix *ptr_self, *ptr_other, *ptr_ret;
  VALUE ret;
  r_mpfi_get_matrix_struct(ptr_self, self);
  r_mpfi_get_matrix_struct(ptr_other, other);
  r_mpfi_make_matrix_struct(ret, ptr_ret);
  if (ptr_self->column == ptr_other->column && ptr_self->row == ptr_other->row) {
    r_mpfi_matrix_suitable_matrix_init (&ret, &ptr_ret, ptr_self->row, ptr_self->column);
    mpfi_matrix_sub(ptr_ret, ptr_self, ptr_other);
  } else {
    rb_raise(rb_eArgError, "Matrixes must have same size.");
  }
  return ret;
}

#== ⇒ Object

Return true if all elements of self equal to corresponding elements of other.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 624

static VALUE r_mpfi_matrix_equal_p (VALUE self, VALUE other) {
  MPFIMatrix *ptr_self, *ptr_other;
  r_mpfi_get_matrix_struct(ptr_self, self);
  r_mpfi_get_matrix_struct(ptr_other, other);
  if (mpfi_matrix_equal_p(ptr_self, ptr_other) != 0) {
    return Qnil;
  }
  return Qtrue;
}

#add ⇒ Object

Return self + other which is MPFI::Matrix.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 650

static VALUE r_mpfi_matrix_add2 (VALUE self, VALUE other) {
  MPFIMatrix *ptr_self, *ptr_ret;
  VALUE ret;
  r_mpfi_get_matrix_struct(ptr_self, self);
  r_mpfi_make_matrix_struct(ret, ptr_ret);

  if (RTEST(rb_funcall(__mpfi_matrix_class__, eqq, 1, other))) {
    MPFIMatrix *ptr_other;
    r_mpfi_get_matrix_struct(ptr_other, other);
    if (ptr_self->column == ptr_other->column && ptr_self->row == ptr_other->row) {
      r_mpfi_matrix_suitable_matrix_init (&ret, &ptr_ret, ptr_self->row, ptr_self->column);
      mpfi_matrix_add(ptr_ret, ptr_self, ptr_other);
    } else {
      rb_raise(rb_eArgError, "Matrixes must have same size.");
    }
  } else if (RTEST(rb_funcall(__mpfr_matrix_class__, eqq, 1, other))) {
    MPFRMatrix *ptr_other;
    r_mpfr_get_matrix_struct(ptr_other, other);
    if (ptr_self->column == ptr_other->column && ptr_self->row == ptr_other->row) {
      r_mpfi_matrix_suitable_matrix_init (&ret, &ptr_ret, ptr_self->row, ptr_self->column);
      mpfi_matrix_add_fr(ptr_ret, ptr_self, ptr_other);
    } else {
      rb_raise(rb_eArgError, "Matrixes must have same size.");
    }
  } else {
    rb_raise(rb_eArgError, "Argument matrix must be an instance of MPFI::Matrix or MPFR::Matrix.");
  }
  return ret;
}

#at ⇒ Object

Return element at arg.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 340

static VALUE r_mpfi_matrix_at (VALUE self, VALUE arg) {
  MPFIMatrix *ptr_self;
  int i;
  r_mpfi_get_matrix_struct(ptr_self, self);
  i = NUM2INT(arg);
  if (i < ptr_self->size) {
    VALUE ret;
    MPFI *ptr_ret;
    r_mpfi_make_struct_init(ret, ptr_ret);
    mpfi_set(ptr_ret, ptr_self->data + i);
    return ret;
  } else {
    return Qnil;
  }
}

#bounded? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 871

static VALUE r_mpfi_matrix_bounded_p (VALUE self) {
  MPFIMatrix *ptr_self;
  r_mpfi_get_matrix_struct(ptr_self, self);
  if (mpfi_matrix_bounded_p(ptr_self) == 0) {
    return Qtrue;
  } else {
    return Qnil;
  }
}

#column ⇒ Object 



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 570

static VALUE r_mpfi_matrix_column (VALUE self, VALUE arg) {
  MPFIMatrix *ptr_self, *ptr_ret;
  int num;
  VALUE ret;
  r_mpfi_get_matrix_struct(ptr_self, self);
  num = NUM2INT(arg);
  if (num < ptr_self->column) {
    r_mpfi_matrix_suitable_matrix_init (&ret, &ptr_ret, ptr_self->row, 1);
    mpfi_matrix_column(ptr_ret, ptr_self, num);
    return ret;
  } else {
    return Qnil;
  }
}

#column_size ⇒ Object

Return column size of matrix.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 326

static VALUE r_mpfi_matrix_column_size (VALUE self) {
  MPFIMatrix *ptr_self;
  r_mpfi_get_matrix_struct(ptr_self, self);
  return INT2FIX(ptr_self->column);
}

#div_scalar ⇒ Object 



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 812

static VALUE r_mpfi_matrix_div_scalar (VALUE self, VALUE scalar) {
  MPFIMatrix *ptr_self, *ptr_ret;
  MPFI *ptr_scalar;
  VALUE ret;
  r_mpfi_get_matrix_struct(ptr_self, self);
  r_mpfi_matrix_suitable_matrix_init (&ret, &ptr_ret, ptr_self->row, ptr_self->column);
  if (RTEST(rb_funcall(r_mpfi_class, eqq, 1, scalar))) {
    r_mpfi_get_struct(ptr_scalar, scalar);
    mpfi_matrix_div_scalar(ptr_ret, ptr_self, ptr_scalar);
  } else {
    r_mpfi_temp_alloc_init(ptr_scalar);
    r_mpfi_set_robj(ptr_scalar, scalar);
    mpfi_matrix_div_scalar(ptr_ret, ptr_self, ptr_scalar);
    r_mpfi_temp_free(ptr_scalar);
  }
  return ret;
}

#each_element ⇒ Object Also known as: each

Evaluate block with each element of matrix.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 388

static VALUE r_mpfi_matrix_each_element (VALUE self) {
  MPFIMatrix *ptr_self;
  VALUE ret;
  int i, j;
  RETURN_ENUMERATOR(self, 0, NULL);
  r_mpfi_get_matrix_struct(ptr_self, self);
  ret = Qnil;
  for (i = 0; i < ptr_self->row; i++) {
    for (j = 0; j < ptr_self->column; j++) {
      volatile VALUE el = r_mpfi_make_new_fi_obj(ptr_self->data + i + j * ptr_self->row);
      ret = rb_yield(el);
    }
  }
  return ret;
}

#each_element_with_index ⇒ Object

Evaluate block with each element and its index.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 405

static VALUE r_mpfi_matrix_each_element_with_index (VALUE self) {
  MPFIMatrix *ptr_self;
  VALUE ret, tmp_i;
  int i, j;
  RETURN_ENUMERATOR(self, 0, NULL);
  r_mpfi_get_matrix_struct(ptr_self, self);
  ret = Qnil;
  for (i = 0; i < ptr_self->row; i++) {
    tmp_i = INT2NUM(i);
    for (j = 0; j < ptr_self->column; j++) {
      volatile VALUE el = r_mpfi_make_new_fi_obj(ptr_self->data + i + j * ptr_self->row);
      ret = rb_yield(rb_ary_new3(3, el, tmp_i, INT2NUM(j)));
    }
  }
  return ret;
}

#each_subdivision(nums) ⇒ Object 



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# File 'lib/mpfi/matrix.rb', line 41

def each_subdivision(nums)
  if block_given?
    row_size = self.row_size
    col_size = self.column_size
    if (row_size != nums.size) || !(nums.all? { |col_nums| col_nums.size == col_size })
      raise ArgumentError, "Invalid numbers to specify split"
    end
    dim = row_size * col_size
    num_current = 0
    elements = []
    row_size.times do |r|
      col_size.times do |c|
        elements << self[r, c].subdivision(nums[r][c])
      end
    end
    indices = Array.new(dim, 0)
    args = Array.new(row_size) { Array.new(col_size) }
    while num_current >= 0
      while num_current < dim
        row_num, col_num = num_current.divmod(col_size)
        if args[row_num][col_num] = elements[num_current][indices[num_current]]
          indices[num_current] += 1
        else
          indices[num_current] = 0
          num_current -= 1
          break
        end
        num_current += 1
      end
      if num_current == dim
        yield(self.class.new(args))
        num_current -= 1
      end
    end
  else
    to_enum(:each_subdivision, nums)
  end
end

#each_subdivision_by_size(size, &block) ⇒ Object 



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# File 'lib/mpfi/matrix.rb', line 80

def each_subdivision_by_size(size, &block)
  if block_given?
    row_size = self.row_size
    col_size = self.column_size
    row_num, col_num = num.divmod(col_size)
    nums = Array.new(row_size) { Array.new(col_size) }
    row_size.times do |r|
      col_size.times do |c|
        nums[r][c] = (self[r, c].diam_abs / size).ceil
      end
    end
    each_subdivision(nums, &block)
  else
    to_enum(:each_subdivision_by_size, size)
  end
end

#element ⇒ Object Also known as: []

Return element with row and column.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 357

static VALUE r_mpfi_matrix_element (VALUE self, VALUE row, VALUE column) {
  MPFIMatrix *ptr_self;
  int i, j;
  r_mpfi_get_matrix_struct(ptr_self, self);
  i = NUM2INT(row);
  j = NUM2INT(column);
  if (i < ptr_self->row && j < ptr_self->column) {
    VALUE ret;
    MPFI*ptr_ret;
    r_mpfi_make_struct_init(ret, ptr_ret);
    mpfi_set(ptr_ret, ptr_self->data + i + j * ptr_self->row);
    return ret;
  } else {
    return Qnil;
  }
}

#include? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 831

static VALUE r_mpfi_matrix_include_p (VALUE self, VALUE other) {
  MPFIMatrix *ptr_self;
  VALUE ret;
  r_mpfi_get_matrix_struct(ptr_self, self);
  ret = Qnil;
  if (RTEST(rb_funcall(r_mpfi_matrix, eqq, 1, other))) {
    MPFIMatrix *ptr_other;
    r_mpfi_get_matrix_struct(ptr_other, other);
    if (mpfi_matrix_include_p(ptr_self, ptr_other) == 0) {
      ret = Qtrue;
    }
  } else if (RTEST(rb_funcall(r_mpfr_matrix, eqq, 1, other))) {
    MPFRMatrix *ptr_other;
    r_mpfr_get_matrix_struct(ptr_other, other);
    if (mpfi_matrix_include_fr_p(ptr_self, ptr_other) == 0) {
      ret = Qtrue;
    }
  } else {
    rb_raise(rb_eArgError, "Argument must be MPFI::Matrix or MPFR::Matrix instance.");
  }
  return ret;
}

#inspect ⇒ Object 



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# File 'lib/mpfi/matrix.rb', line 8

def inspect
  tmp = str_ary_for_inspect2
  tmp.map!{ |a| "['" + a.join("', '") + "']"}
  sprintf("#<%s:%x, [%s]>", self.class, __id__, tmp.join(', '))
end

#intersect ⇒ Object 



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 900

static VALUE r_mpfi_matrix_intersect (VALUE self, VALUE other) {
  MPFIMatrix *ptr_self, *ptr_other, *ptr_ret;
  VALUE val_ret;
  r_mpfi_get_matrix_struct(ptr_self, self);
  r_mpfi_get_matrix_struct(ptr_other, other);
  r_mpfi_matrix_suitable_matrix_init(&val_ret, &ptr_ret, ptr_self->row, ptr_self->column);
  if (mpfi_matrix_intersect(ptr_ret, ptr_self, ptr_other) == 0) {
    return val_ret;
  } else {
    return Qnil;
  }
}

#marshal_dump ⇒ Object 



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 276

static VALUE r_mpfi_matrix_marshal_dump (VALUE self)
{
  MPFIMatrix *ptr;
  int i;
  char *tmp_str;
  VALUE ret_ary;
  r_mpfi_get_matrix_struct(ptr, self);
  ret_ary = rb_ary_new();
  rb_ary_push(ret_ary, INT2FIX(ptr->row));
  rb_ary_push(ret_ary, INT2FIX(ptr->column));

  for (i = 0; i < ptr->size; i++) {
    tmp_str = r_mpfi_dump_to_string(ptr->data + i);
    rb_ary_push(ret_ary, rb_str_new2(tmp_str));
    mpfr_free_str(tmp_str);
  }

  return ret_ary;
}

#marshal_load ⇒ Object 



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 296

static VALUE r_mpfi_matrix_marshal_load (VALUE self, VALUE dump_ary)
{
  MPFIMatrix *ptr;
  int i;
  char *dump;
  VALUE dump_element;
  r_mpfi_get_matrix_struct(ptr, self);

  ptr->row = NUM2INT(rb_ary_entry(dump_ary, 0));
  ptr->column = NUM2INT(rb_ary_entry(dump_ary, 1));
  ptr->size = ptr->row * ptr->column;
  ptr->data = ALLOC_N(MPFI, ptr->size);

  for (i = 0; i < ptr->size; i++) {
    dump_element = rb_ary_entry(dump_ary, i + 2);
    Check_Type(dump_element, T_STRING);
    dump = RSTRING_PTR(dump_element);
    r_mpfi_load_string(ptr->data + i, dump);
  }
  return self;
}

#max_diam_abs ⇒ Object 



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 927

static VALUE r_mpfi_matrix_max_diam_abs (VALUE self) {
  MPFIMatrix *ptr_self;
  MPFR *ptr_ret;
  VALUE ret_val;
  r_mpfi_get_matrix_struct(ptr_self, self);
  r_mpfr_make_struct_init(ret_val, ptr_ret);
  mpfi_matrix_max_diam_abs(ptr_ret, ptr_self);
  return ret_val;
}

#mid ⇒ Object 



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 881

static VALUE r_mpfi_matrix_mid (VALUE self) {
  MPFIMatrix *ptr_self;
  VALUE val_ret;
  MPFRMatrix *ptr_ret;
  r_mpfi_get_matrix_struct(ptr_self, self);
  r_mpfr_matrix_suitable_matrix_init(&val_ret, &ptr_ret, ptr_self->row, ptr_self->column);
  mpfi_matrix_mid(ptr_ret, ptr_self);
  return val_ret;
}

#mid_interval ⇒ Object 



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 891

static VALUE r_mpfi_matrix_mid_interval (VALUE self) {
  MPFIMatrix *ptr_self, *ptr_ret;
  VALUE val_ret;
  r_mpfi_get_matrix_struct(ptr_self, self);
  r_mpfi_matrix_suitable_matrix_init(&val_ret, &ptr_ret, ptr_self->row, ptr_self->column);
  mpfi_matrix_mid_interval(ptr_ret, ptr_self);
  return val_ret;
}

#mul ⇒ Object

Return self * other which is MPFI::Matrix.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 763

static VALUE r_mpfi_matrix_mul_matrix2 (VALUE self, VALUE other) {
  MPFIMatrix *ptr_self, *ptr_ret;
  VALUE ret;
  r_mpfi_get_matrix_struct(ptr_self, self);
  r_mpfi_make_matrix_struct(ret, ptr_ret);

  if (RTEST(rb_funcall(__mpfi_matrix_class__, eqq, 1, other))) {
    MPFIMatrix *ptr_other;
    r_mpfi_get_matrix_struct(ptr_other, other);
    if (ptr_self->column == ptr_other->row) {
      r_mpfi_matrix_suitable_matrix_init (&ret, &ptr_ret, ptr_self->row, ptr_other->column);
      mpfi_matrix_mul(ptr_ret, ptr_self, ptr_other);
    } else {
      rb_raise(rb_eArgError, "Row size of first matrixes must be same as colmun size of second matrixes.");
    }
  } else if (RTEST(rb_funcall(__mpfr_matrix_class__, eqq, 1, other))) {
    MPFRMatrix *ptr_other;
    r_mpfr_get_matrix_struct(ptr_other, other);
    if (ptr_self->column == ptr_other->row) {
      r_mpfi_matrix_suitable_matrix_init (&ret, &ptr_ret, ptr_self->row, ptr_other->column);
      mpfi_matrix_mul_fr(ptr_ret, ptr_self, ptr_other);
    } else {
      rb_raise(rb_eArgError, "Row size of first matrixes must be same as colmun size of second matrixes.");
    }
  } else {
    rb_raise(rb_eArgError, "Argument matrix must be an instance of MPFI::Matrix or MPFR::Matrix.");
  }
  return ret;
}

#mul_scalar ⇒ Object

Return scalar * self, where scalar is scalar and self is matrix.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 794

static VALUE r_mpfi_matrix_mul_scalar (VALUE self, VALUE scalar) {
  MPFIMatrix *ptr_self, *ptr_ret;
  MPFI *ptr_scalar;
  VALUE ret;
  r_mpfi_get_matrix_struct(ptr_self, self);
  r_mpfi_matrix_suitable_matrix_init (&ret, &ptr_ret, ptr_self->row, ptr_self->column);
  if (RTEST(rb_funcall(r_mpfi_class, eqq, 1, scalar))) {
    r_mpfi_get_struct(ptr_scalar, scalar);
    mpfi_matrix_mul_scalar(ptr_ret, ptr_self, ptr_scalar);
  } else {
    r_mpfi_temp_alloc_init(ptr_scalar);
    r_mpfi_set_robj(ptr_scalar, scalar);
    mpfi_matrix_mul_scalar(ptr_ret, ptr_self, ptr_scalar);
    r_mpfi_temp_free(ptr_scalar);
  }
  return ret;
}

#neg ⇒ Object

Return transposed matrix which is new object.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 613

static VALUE r_mpfi_matrix_neg (VALUE self) {
  MPFIMatrix *ptr_self, *ptr_ret;
  VALUE ret;
  r_mpfi_get_matrix_struct(ptr_self, self);
  r_mpfi_matrix_suitable_matrix_init (&ret, &ptr_ret, ptr_self->row, ptr_self->column);
  mpfi_matrix_neg(ptr_ret, ptr_self);
  return ret;
}

#pretty_print(pp) ⇒ Object 



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# File 'lib/mpfi/matrix.rb', line 14

def pretty_print(pp)
  ary = str_ary_for_inspect2
  pp.object_group(self) do
    pp.text(sprintf(':%x, ', __id__))
    pp.breakable
    pp.text("[")
    pp.nest(1) do
      for j in 0...row_size
        pp.breakable if j > 0
        pp.text(%|["#{ary[j][0]}"|)
        pp.nest(1) do
          for i in 1...column_size
            pp.comma_breakable
            pp.text(%|"#{ary[j][i]}"|)
          end
        end
        pp.text("]")          
      end
      pp.text("]")
    end
  end
end

#row ⇒ Object 



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 555

static VALUE r_mpfi_matrix_row (VALUE self, VALUE arg) {
  MPFIMatrix *ptr_self, *ptr_ret;
  int num;
  VALUE ret;
  r_mpfi_get_matrix_struct(ptr_self, self);
  num = NUM2INT(arg);
  if (num < ptr_self->row) {
    r_mpfi_matrix_suitable_matrix_init (&ret, &ptr_ret, 1, ptr_self->column);
    mpfi_matrix_row(ptr_ret, ptr_self, num);
    return ret;
  } else {
    return Qnil;
  }
}

#row_size ⇒ Object

Return row size of matrix.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 333

static VALUE r_mpfi_matrix_row_size (VALUE self) {
  MPFIMatrix *ptr_self;
  r_mpfi_get_matrix_struct(ptr_self, self);
  return INT2FIX(ptr_self->row);
}

#set_element ⇒ Object Also known as: []=

Set robj to element of which row is row and column is column.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 375

static VALUE r_mpfi_matrix_set_element (VALUE self, VALUE row, VALUE column, VALUE robj) {
  MPFIMatrix *ptr_self;
  int i, j;
  r_mpfi_get_matrix_struct(ptr_self, self);
  i = NUM2INT(row);
  j = NUM2INT(column);
  if (i < ptr_self->row && j < ptr_self->column) {
    r_mpfi_set_robj(ptr_self->data + i + j * ptr_self->row, robj);
  }
  return Qnil;
}

#size ⇒ Object

Return size of data array which equals to column * row.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 319

static VALUE r_mpfi_matrix_size (VALUE self) {
  MPFIMatrix *ptr_self;
  r_mpfi_get_matrix_struct(ptr_self, self);
  return INT2FIX(ptr_self->size);
}

#str_ary_for_inspect ⇒ Object

Return one dimensinal array which has strings converted elements to.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 423

static VALUE r_mpfi_matrix_str_ary_for_inspect (VALUE self) {
  MPFIMatrix *ptr_self;
  char *tmp_str;
  VALUE ret_ary;
  int i;
  r_mpfi_get_matrix_struct(ptr_self, self);
  ret_ary = rb_ary_new2(ptr_self->size);
  for (i = 0; i < ptr_self->size; i++) {
    if (!mpfr_asprintf(&tmp_str, "%.Re %.Re",
                       r_mpfi_left_ptr((ptr_self->data + i)), r_mpfi_right_ptr(ptr_self->data + i))) {
      rb_raise(rb_eFatal, "Can not allocate a string by mpfr_asprintf.");
    }
    rb_ary_store(ret_ary, i, rb_str_new2(tmp_str));
    mpfr_free_str(tmp_str);
  }
  return ret_ary;
}

#str_ary_for_inspect2 ⇒ Object

Return two dimensinal array which has strings converted elements to.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 442

static VALUE r_mpfi_matrix_str_ary_for_inspect2 (VALUE self) {
  MPFIMatrix *ptr_self;
  char *tmp_str;
  int i, j;
  VALUE *ary, ret_ary;
  r_mpfi_get_matrix_struct(ptr_self, self);
  ary = ALLOC_N(VALUE, ptr_self->row);
  for (i = 0; i < ptr_self->row; i++) {
    ary[i] = rb_ary_new();
  }
  for (i = 0; i < ptr_self->size; i += ptr_self->row) {
    for (j = 0; j < ptr_self->row; j++) {
      if (!mpfr_asprintf(&tmp_str, "%.Re %.Re",
                         r_mpfi_left_ptr((ptr_self->data + i + j)), r_mpfi_right_ptr(ptr_self->data + i + j))) {
	rb_raise(rb_eFatal, "Can not allocate a string by mpfr_asprintf.");
      }
      rb_ary_push(ary[j], rb_str_new2(tmp_str));
      mpfr_free_str(tmp_str);
    }
  }
  ret_ary = rb_ary_new4(ptr_self->row, ary);
  free(ary);
  return ret_ary;
}

#strictly_include? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 854

static VALUE r_mpfi_matrix_strictly_include_p (VALUE self, VALUE other) {
  MPFIMatrix *ptr_self;
  VALUE ret;
  r_mpfi_get_matrix_struct(ptr_self, self);
  ret = Qnil;
  if (RTEST(rb_funcall(r_mpfi_matrix, eqq, 1, other))) {
    MPFIMatrix *ptr_other;
    r_mpfi_get_matrix_struct(ptr_other, other);
    if (mpfi_matrix_strictly_include_p(ptr_self, ptr_other) == 0) {
      ret = Qtrue;
    }
  } else {
    rb_raise(rb_eArgError, "Argument must be MPFI::Matrix instance.");
  }
  return ret;
}

#sub ⇒ Object

Return self - other which is MPFI::Matrix.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 697

static VALUE r_mpfi_matrix_sub2 (VALUE self, VALUE other) {
  MPFIMatrix *ptr_self, *ptr_ret;
  VALUE ret;
  r_mpfi_get_matrix_struct(ptr_self, self);
  r_mpfi_make_matrix_struct(ret, ptr_ret);

  if (RTEST(rb_funcall(__mpfi_matrix_class__, eqq, 1, other))) {
    MPFIMatrix *ptr_other;
    r_mpfi_get_matrix_struct(ptr_other, other);
    if (ptr_self->column == ptr_other->column && ptr_self->row == ptr_other->row) {
      r_mpfi_matrix_suitable_matrix_init (&ret, &ptr_ret, ptr_self->row, ptr_self->column);
      mpfi_matrix_sub(ptr_ret, ptr_self, ptr_other);
    } else {
      rb_raise(rb_eArgError, "Matrixes must have same size.");
    }
  } else if (RTEST(rb_funcall(__mpfr_matrix_class__, eqq, 1, other))) {
    MPFRMatrix *ptr_other;
    r_mpfr_get_matrix_struct(ptr_other, other);
    if (ptr_self->column == ptr_other->column && ptr_self->row == ptr_other->row) {
      r_mpfi_matrix_suitable_matrix_init (&ret, &ptr_ret, ptr_self->row, ptr_self->column);
      mpfi_matrix_sub_fr(ptr_ret, ptr_self, ptr_other);
    } else {
      rb_raise(rb_eArgError, "Matrixes must have same size.");
    }
  } else {
    rb_raise(rb_eArgError, "Argument matrix must be an instance of MPFI::Matrix or MPFR::Matrix.");
  }
  return ret;
}

#subdivision(nums) ⇒ Object 



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# File 'lib/mpfi/matrix.rb', line 97

def subdivision(nums)
  each_subdivision(nums).to_a
end

#subdivision_by_size(size) ⇒ Object 



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# File 'lib/mpfi/matrix.rb', line 101

def subdivision_by_size(size)
  each_subdivision_by_size(size).to_a
end

#to_a ⇒ Object 



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 536

static VALUE r_mpfi_matrix_to_array2 (VALUE self) {
  MPFIMatrix *ptr_self;
  int i, j;
  VALUE *ary, ret_ary;
  r_mpfi_get_matrix_struct(ptr_self, self);
  ary = ALLOC_N(VALUE, ptr_self->row);
  for (i = 0; i < ptr_self->row; i++) {
    ary[i] = rb_ary_new();
  }
  for (i = 0; i < ptr_self->size; i += ptr_self->row) {
    for (j = 0; j < ptr_self->row; j++) {
      rb_ary_push(ary[j], r_mpfi_make_new_fi_obj(ptr_self->data + i + j));
    }
  }
  ret_ary = rb_ary_new4(ptr_self->row, ary);
  free(ary);
  return ret_ary;
}

#to_a2 ⇒ Object 



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 524

static VALUE r_mpfi_matrix_to_array (VALUE self) {
  MPFIMatrix *ptr_self;
  int i;
  VALUE ret_ary;
  r_mpfi_get_matrix_struct(ptr_self, self);
  ret_ary = rb_ary_new2(ptr_self->size);
  for (i = 0; i < ptr_self->size; i++) {
    rb_ary_store(ret_ary, i, r_mpfi_make_new_fi_obj(ptr_self->data + i));
  }
  return ret_ary;
}

#to_s(delimiter = ' ') ⇒ Object 



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# File 'lib/mpfi/matrix.rb', line 37

def to_s(delimiter = ' ')
  str_ary_for_inspect.join(delimiter)
end

#to_str_ary ⇒ Object 



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 467

static VALUE r_mpfi_matrix_to_str_ary (VALUE self) {
  MPFIMatrix *ptr_self;
  char *tmp_str1, *tmp_str2;
  int i, j;
  VALUE *ary, ret_ary;
  r_mpfi_get_matrix_struct(ptr_self, self);
  ary = ALLOC_N(VALUE, ptr_self->row);
  for (i = 0; i < ptr_self->row; i++) {
    ary[i] = rb_ary_new();
  }
  for (i = 0; i < ptr_self->size; i += ptr_self->row) {
    for (j = 0; j < ptr_self->row; j++) {
      if (!mpfr_asprintf(&tmp_str1, "%.Re", r_mpfi_left_ptr((ptr_self->data + i + j)))) {
	rb_raise(rb_eFatal, "Can not allocate a string by mpfr_asprintf.");
      }
      if (!mpfr_asprintf(&tmp_str2, "%.Re", r_mpfi_right_ptr(ptr_self->data + i + j))) {
	rb_raise(rb_eFatal, "Can not allocate a string by mpfr_asprintf.");
      }
      rb_ary_push(ary[j], rb_ary_new3(2, rb_str_new2(tmp_str1), rb_str_new2(tmp_str2)));
      mpfr_free_str(tmp_str1);
      mpfr_free_str(tmp_str2);
    }
  }
  ret_ary = rb_ary_new4(ptr_self->row, ary);
  free(ary);
  return ret_ary;
}

#to_strf_ary ⇒ Object 



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 495

static VALUE r_mpfi_matrix_to_strf_ary (VALUE self, VALUE format_str) {
  MPFIMatrix *ptr_self;
  char *tmp_str1, *tmp_str2, *format;
  int i, j;
  VALUE *ary, ret_ary;
  r_mpfi_get_matrix_struct(ptr_self, self);
  format = StringValuePtr(format_str);
  ary = ALLOC_N(VALUE, ptr_self->row);
  for (i = 0; i < ptr_self->row; i++) {
    ary[i] = rb_ary_new();
  }
  for (i = 0; i < ptr_self->size; i += ptr_self->row) {
    for (j = 0; j < ptr_self->row; j++) {
      if (!mpfr_asprintf(&tmp_str1, format, r_mpfi_left_ptr((ptr_self->data + i + j)))) {
	rb_raise(rb_eFatal, "Can not allocate a string by mpfr_asprintf.");
      }
      if (!mpfr_asprintf(&tmp_str2, format, r_mpfi_right_ptr(ptr_self->data + i + j))) {
	rb_raise(rb_eFatal, "Can not allocate a string by mpfr_asprintf.");
      }
      rb_ary_push(ary[j], rb_ary_new3(2, rb_str_new2(tmp_str1), rb_str_new2(tmp_str2)));
      mpfr_free_str(tmp_str1);
      mpfr_free_str(tmp_str2);
    }
  }
  ret_ary = rb_ary_new4(ptr_self->row, ary);
  free(ary);
  return ret_ary;
}

#transpose ⇒ Object

Return transposed matrix which is new object.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 586

static VALUE r_mpfi_matrix_transpose (VALUE self) {
  MPFIMatrix *ptr_self, *ptr_ret;
  VALUE ret;
  r_mpfi_get_matrix_struct(ptr_self, self);
  r_mpfi_matrix_suitable_matrix_init (&ret, &ptr_ret, ptr_self->column, ptr_self->row);
  mpfi_matrix_transpose(ptr_ret, ptr_self);
  return ret;
}

#transpose! ⇒ Object

Transpose self. This method is destroying method.



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 596

static VALUE r_mpfi_matrix_transpose2 (VALUE self) {
  MPFIMatrix *ptr_self, tmp;
  int i;
  r_mpfi_get_matrix_struct(ptr_self, self);
  if (ptr_self->column > 1 && ptr_self->row > 1) {
    mpfi_matrix_init(&tmp, ptr_self->column, ptr_self->row);
    mpfi_matrix_transpose(&tmp, ptr_self);
    mpfi_matrix_set(ptr_self, &tmp);
    mpfi_matrix_clear(&tmp);
  }
  i = ptr_self->column;
  ptr_self->column = ptr_self->row;
  ptr_self->row = i;
  return self;
}

#union ⇒ Object 



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# File 'ext/mpfi_matrix/mpfi/ruby_mpfi_matrix.c', line 913

static VALUE r_mpfi_matrix_union (VALUE self, VALUE other) {
  MPFIMatrix *ptr_self, *ptr_other, *ptr_ret;
  VALUE val_ret;
  r_mpfi_get_matrix_struct(ptr_self, self);
  r_mpfi_get_matrix_struct(ptr_other, other);
  r_mpfi_matrix_suitable_matrix_init(&val_ret, &ptr_ret, ptr_self->row, ptr_self->column);
  if (mpfi_matrix_union(ptr_ret, ptr_self, ptr_other) == 0) {
    return val_ret;
  } else {
    return Qnil;
  }
}