1 files changed, 27 insertions, 0 deletions

diff --git a/doc/triangle-pipeline.txt b/doc/triangle-pipeline.txt
new file mode 100644
index 0000000..064cf5d
--- /dev/null
+++ b/doc/triangle-pipeline.txt
@@ -0,0 +1,27 @@
+@startuml
+:Triangles;
+:Vertices;
+if (Vertex cache?) then (hit)
+  :Load vertex;
+else (miss)
+  :Transform & Store vertex;
+endif
+:Transformed triangle (clip space);
+:Clip;
+:2D triangles;
+:Backface cull;
+:Rasterize;
+:Pixels;
+if (Depth test?) then (pass)
+  if (Alpha mask?) then (opaque)
+    :Write pixel;
+  else (transparent)
+    :Discard;
+    stop
+  endif
+else (fail)
+  :Discard;
+  stop
+endif
+stop
+@enduml