From 5a03ae3d906336536ee493426d6cdcc3129c155d Mon Sep 17 00:00:00 2001
From: Bruno de Oliveira Abinader <bruno@mapbox.com>
Date: Wed, 28 Jun 2017 17:39:49 +0300
Subject: [core] Reserve space for index/vertex items when possible

---
 src/mbgl/gl/index_buffer.hpp | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/mbgl/gl/index_buffer.hpp')

diff --git a/src/mbgl/gl/index_buffer.hpp b/src/mbgl/gl/index_buffer.hpp
index 1e57fb11f2..7ba888444a 100644
--- a/src/mbgl/gl/index_buffer.hpp
+++ b/src/mbgl/gl/index_buffer.hpp
@@ -14,6 +14,10 @@ class IndexVector {
 public:
     static constexpr std::size_t groupSize = DrawMode::bufferGroupSize;
 
+    void reserve(std::size_t size) {
+        v.reserve(size);
+    }
+
     template <class... Args>
     void emplace_back(Args&&... args) {
         static_assert(sizeof...(args) == groupSize, "wrong buffer element count");
-- 
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