Reshuffled

src/display/tileset.h

@@ -0,0 +1,65 @@
+// Copyright (c) 2021 Dominic Masters
+// 
+// This software is released under the MIT License.
+// https://opensource.org/licenses/MIT
+
+#pragma once
+#include <stdint.h>
+#include <malloc.h>
+
+/** Division of a texture */
+typedef struct {
+  float x0, y0, x1, y1;
+} tilesetdiv_t;
+
+/** Definition of a Tileset */
+typedef struct {
+  /** Count of X/Y divisions */
+  int32_t columns, rows;
+
+  /** Count of divisions (unused) */
+  int32_t count;
+
+  /** Division information */
+  tilesetdiv_t *divisions;
+} tileset_t;
+
+
+/**
+ * Create a tileset. Tilesets will be pre-divided to save performance later.
+ * 
+ * @param columns Count of columns.
+ * @param rows Count of rows.
+ * @param width Width of the tileset.
+ * @param height Height of the tileset.
+ * @param gapX Space between each column.
+ * @param gapY Space between each row.
+ * @param borderX Space around the edge of the tileset.
+ * @param borderY Space around the edge of the tileset.
+ * @returns The tileset.
+ */
+tileset_t * tilesetCreate(
+  int32_t columns, int32_t rows,
+  int32_t width, int32_t height,
+  int32_t gapX, int32_t gapY,
+  int32_t borderX, int32_t borderY
+);
+
+/**
+ * Retreive the division for a given tileset coordinate.
+ * 
+ * @param tileset Tileset to retreive from.
+ * @param column X axis of the tileset.
+ * @param row Y axis of the tileset.
+ * @returns The Tileset division.
+ */
+tilesetdiv_t tilesetGetDivision(tileset_t *tileset,
+  int32_t column, int32_t row
+);
+
+/**
+ * Cleans a previously created tileset
+ * 
+ * @param tileset Cleanup the tileset.
+ */
+void tilesetDispose(tileset_t *tileset);