misc refactoring

1 files changed, 42 insertions, 0 deletions

diff --git a/debugdraw.hpp b/debugdraw.hpp
new file mode 100644
index 0000000..e5142dc
--- /dev/null
+++ b/debugdraw.hpp
@@ -0,0 +1,42 @@
+#ifndef debugdraw_hpp
+#define debugdraw_hpp
+
+#include "maths.hpp"
+#include "video.hpp"
+
+struct Camera;
+
+struct Line_Renderer {
+	static constexpr int max_lines = 1024;
+	Staged_Buffer vb, cb;
+	Shader* shader;
+	int vert_binding, cbuffer_binding;
+	int cur;
+	int w, h;
+	v3f cur_col;
+
+	struct Vertex {
+		float x, y, z;
+		float r, g, b;
+	}* verts;
+
+	struct CBuffer {
+		m4f vp;
+	};
+
+	void init(Device* dev, Asset_Arena* assets);
+
+	void destroy(Device* dev);
+	void begin(int wi, int he);
+	void colour(const v3f& c);
+	void add_line(const v3f& s, const v3f& e);
+	void add_box(const AABB& b);
+	void flush(
+		const Camera& cam,
+		Device* dev,
+		Arena* a,
+		Render_Pass& rp
+	);
+};
+
+#endif