Initial Vectorail GC format library

include/gc/RvbScene.hpp

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+#pragma once
+
+#include <cstddef>
+#include <cstdint>
+#include <string>
+#include <vector>
+
+namespace gc {
+
+struct RvbChunk {
+    std::string tag;
+    uint32_t offset = 0;
+    uint32_t size = 0;
+};
+
+// A PREP entry binds an animation/action name to an instance path in the
+// exported menu scene.  These names are what game471.exe uses to drive the
+// select-music and difficulty state machines.
+struct RvbBinding {
+    std::string action;
+    std::string instancePath;
+};
+
+struct RvbImageResource {
+    std::string fileName;
+    std::string symbolName;
+    uint32_t width = 0;
+    uint32_t height = 0;
+};
+
+struct RvbExport {
+    std::string definitionName;
+    std::string linkageName;
+};
+
+struct RvbNode {
+    std::string tag;
+    uint32_t offset = 0;
+    uint32_t size = 0;
+    uint32_t localDataOffset = 0;
+    uint32_t localDataSize = 0;
+    std::vector<RvbNode> children;
+};
+
+struct RvbScene {
+    uint8_t framesPerSecond = 0;
+    uint16_t sourceWidth = 0;
+    uint16_t sourceHeight = 0;
+    std::vector<RvbChunk> chunks;
+    std::vector<RvbBinding> bindings;
+    std::vector<RvbImageResource> images;
+    std::vector<RvbExport> exports;
+    std::vector<RvbNode> roots;
+};
+
+bool ParseRvbScene(const std::vector<uint8_t>& bytes,
+                   RvbScene* scene,
+                   std::string* error = nullptr);
+
+} // namespace gc