more setup

src/texture_uploader.hpp

@@ -0,0 +1,13 @@
+#pragma once
+
+#include <cstdint>
+
+struct TextureUploaderI {
+	virtual ~TextureUploaderI(void) {}
+
+	//virtual uint64_t uploadRGBA(const uint8_t* data, uint64_t data_size) = 0;
+	virtual uint64_t uploadRGBA(const uint8_t* data, uint32_t width, uint32_t height) = 0;
+
+	virtual void destroy(uint64_t tex_id) = 0;
+};
+