ds_grid_get_sum


Description

This function can be used to add all the values all the cells found within the defined region of a grid together, as shown in the image below:


Syntax:

ds_grid_get_sum(index, x1, y1, x2, y2);

Argument Description
index The index of the grid.
x1 The left cell column of the region.
y1 The top cell row of the region.
x2 The right cell column of the region.
y2 The bottom cell row of the region.


Returns:

Real


Example:

val = ds_grid_get_sum(grid, 0, 0, 5, 5)

The above code will set the variable "val" to the sum of all values contained within the given region of the ds_grid indexed in the variable "grid".