import from github

tools/gbagfx/gfx.h

@@ -0,0 +1,53 @@
+// Copyright (c) 2015 YamaArashi
+
+#ifndef GFX_H
+#define GFX_H
+
+#include <stdint.h>
+#include <stdbool.h>
+
+struct Color {
+	unsigned char red;
+	unsigned char green;
+	unsigned char blue;
+};
+
+struct Palette {
+	struct Color colors[256];
+	int numColors;
+};
+
+struct NonAffineTile {
+    unsigned short index:10;
+    unsigned short hflip:1;
+    unsigned short vflip:1;
+    unsigned short palno:4;
+} __attribute__((packed));
+
+struct Tilemap {
+    union {
+        struct NonAffineTile *non_affine;
+        unsigned char *affine;
+    } data;
+    int size;
+};
+
+struct Image {
+	int width;
+	int height;
+	int bitDepth;
+	unsigned char *pixels;
+	bool hasPalette;
+	struct Palette palette;
+	bool hasTransparency;
+	struct Tilemap tilemap;
+	bool isAffine;
+};
+
+void ReadImage(char *path, int tilesWidth, int bitDepth, int metatileWidth, int metatileHeight, struct Image *image, bool invertColors);
+void WriteImage(char *path, int numTiles, int bitDepth, int metatileWidth, int metatileHeight, struct Image *image, bool invertColors);
+void FreeImage(struct Image *image);
+void ReadGbaPalette(char *path, struct Palette *palette);
+void WriteGbaPalette(char *path, struct Palette *palette);
+
+#endif // GFX_H