From 1c6ca7e5fba9236d06e9f8248d90eb728d8a80c6 Mon Sep 17 00:00:00 2001
From: Elias Naur <mail@eliasnaur.com>
Date: Tue, 8 Dec 2020 00:45:08 +0100
Subject: [PATCH] remove unused BinChunk type

Signed-off-by: Elias Naur <mail@eliasnaur.com>
---
 piet-gpu-types/src/bins.rs |  7 -------
 piet-gpu/shader/bins.h     | 31 -------------------------------
 2 files changed, 38 deletions(-)

diff --git a/piet-gpu-types/src/bins.rs b/piet-gpu-types/src/bins.rs
index 88f16f1..b9945f9 100644
--- a/piet-gpu-types/src/bins.rs
+++ b/piet-gpu-types/src/bins.rs
@@ -8,12 +8,5 @@ piet_gpu! {
         struct BinInstance {
             element_ix: u32,
         }
-
-        struct BinChunk {
-            // First chunk can have n = 0, subsequent ones not.
-            n: u32,
-            next: Ref<BinChunk>,
-            // Instances follow
-        }
     }
 }
diff --git a/piet-gpu/shader/bins.h b/piet-gpu/shader/bins.h
index 3ce06e0..5d2b2c7 100644
--- a/piet-gpu/shader/bins.h
+++ b/piet-gpu/shader/bins.h
@@ -4,10 +4,6 @@ struct BinInstanceRef {
     uint offset;
 };
 
-struct BinChunkRef {
-    uint offset;
-};
-
 struct BinInstance {
     uint element_ix;
 };
@@ -18,17 +14,6 @@ BinInstanceRef BinInstance_index(BinInstanceRef ref, uint index) {
     return BinInstanceRef(ref.offset + index * BinInstance_size);
 }
 
-struct BinChunk {
-    uint n;
-    BinChunkRef next;
-};
-
-#define BinChunk_size 8
-
-BinChunkRef BinChunk_index(BinChunkRef ref, uint index) {
-    return BinChunkRef(ref.offset + index * BinChunk_size);
-}
-
 BinInstance BinInstance_read(BinInstanceRef ref) {
     uint ix = ref.offset >> 2;
     uint raw0 = bins[ix + 0];
@@ -42,19 +27,3 @@ void BinInstance_write(BinInstanceRef ref, BinInstance s) {
     bins[ix + 0] = s.element_ix;
 }
 
-BinChunk BinChunk_read(BinChunkRef ref) {
-    uint ix = ref.offset >> 2;
-    uint raw0 = bins[ix + 0];
-    uint raw1 = bins[ix + 1];
-    BinChunk s;
-    s.n = raw0;
-    s.next = BinChunkRef(raw1);
-    return s;
-}
-
-void BinChunk_write(BinChunkRef ref, BinChunk s) {
-    uint ix = ref.offset >> 2;
-    bins[ix + 0] = s.n;
-    bins[ix + 1] = s.next.offset;
-}
-