Pica: Add debug utility functions for dumping geometry data.

1 files changed, 40 insertions, 0 deletions

diff --git a/src/video_core/debug_utils/debug_utils.h b/src/video_core/debug_utils/debug_utils.h
new file mode 100644
index 00000000..9b4dce53
--- /dev/null
+++ b/src/video_core/debug_utils/debug_utils.h
@@ -0,0 +1,40 @@
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <array>
+#include <vector>
+
+#include "video_core/pica.h"
+
+namespace Pica {
+
+namespace DebugUtils {
+
+using TriangleTopology = Regs::TriangleTopology;
+
+// Simple utility class for dumping geometry data to an OBJ file
+class GeometryDumper {
+public:
+    void AddVertex(std::array<float,3> pos, TriangleTopology topology);
+
+    void Dump();
+
+private:
+    struct Vertex {
+        std::array<float,3> pos;
+    };
+
+    struct Face {
+        int index[3];
+    };
+
+    std::vector<Vertex> vertices;
+    std::vector<Face> faces;
+};
+
+} // namespace
+
+} // namespace