1 files changed, 18 insertions, 0 deletions
diff --git a/src/grids.h b/src/grids.h
new file mode 100644
index 0000000..8de6375
--- /dev/null
+++ b/src/grids.h
@@ -0,0 +1,18 @@
+#include <stddef.h>
+#include <stdbool.h>
+
+#pragma once
+
+typedef struct {
+    size_t x;
+    size_t y;
+    size_t size;
+    size_t* data;
+} grid_t;
+
+grid_t* create_grid(const size_t x, const size_t y);
+void set_grid(grid_t* grid, const double val);
+grid_t* copy_grid(const grid_t* grid);
+void free_grid(grid_t* grid);
+bool grid_equal(const grid_t* grid1, const grid_t* grid2);
+bool grid_allclose(const grid_t* grid1, const grid_t* grid2, const size_t max_error);