Blocks atlas is auto-assembling now

src/graphics/Atlas.h

@@ -0,0 +1,44 @@
+#ifndef GRAPHICS_ATLAS_H_
+#define GRAPHICS_ATLAS_H_
+
+#include <string>
+#include <memory>
+#include <vector>
+#include <unordered_map>
+#include "UVRegion.h"
+#include "../typedefs.h"
+
+class ImageData;
+class Texture;
+
+class Atlas {
+    Texture* texture;
+    ImageData* image;
+    std::unordered_map<std::string, UVRegion> regions;
+public:
+    Atlas(ImageData* image, std::unordered_map<std::string, UVRegion> regions);
+    ~Atlas();
+
+    bool has(std::string name) const;
+    const UVRegion& get(std::string name) const;
+
+    Texture* getTexture() const;
+    ImageData* getImage() const;
+};
+
+
+struct atlasentry {
+    std::string name;
+    std::shared_ptr<ImageData> image;
+};
+
+class AtlasBuilder {
+    std::vector<atlasentry> entries;   
+public:
+    AtlasBuilder() {}
+    void add(std::string name, ImageData* image);
+
+    Atlas* build(uint extrusion);
+};
+
+#endif // GRAPHICS_ATLAS_H_