From 92252849c1a2ddf7887d1908841fa3c90dd59766 Mon Sep 17 00:00:00 2001
From: John Firebaugh <john.firebaugh@gmail.com>
Date: Thu, 1 Jun 2017 10:30:49 -0700
Subject: [core] Per-bucket glyph atlases

---
 src/mbgl/renderer/buckets/symbol_bucket.cpp | 2 ++
 src/mbgl/renderer/buckets/symbol_bucket.hpp | 2 ++
 2 files changed, 4 insertions(+)

(limited to 'src/mbgl/renderer/buckets')

diff --git a/src/mbgl/renderer/buckets/symbol_bucket.cpp b/src/mbgl/renderer/buckets/symbol_bucket.cpp
index bc4e5f57cb..fceffaa5f4 100644
--- a/src/mbgl/renderer/buckets/symbol_bucket.cpp
+++ b/src/mbgl/renderer/buckets/symbol_bucket.cpp
@@ -3,6 +3,7 @@
 #include <mbgl/renderer/layers/render_symbol_layer.hpp>
 #include <mbgl/renderer/bucket_parameters.hpp>
 #include <mbgl/style/layers/symbol_layer_impl.hpp>
+#include <mbgl/text/glyph_atlas.hpp>
 
 namespace mbgl {
 
@@ -38,6 +39,7 @@ void SymbolBucket::upload(gl::Context& context) {
     if (hasTextData()) {
         text.vertexBuffer = context.createVertexBuffer(std::move(text.vertices));
         text.indexBuffer = context.createIndexBuffer(std::move(text.triangles));
+        text.atlasTexture = context.createTexture(std::move(text.atlasImage), 0);
         textSizeBinder->upload(context);
     }
 
diff --git a/src/mbgl/renderer/buckets/symbol_bucket.hpp b/src/mbgl/renderer/buckets/symbol_bucket.hpp
index 652f2ea8e3..76b3467a9a 100644
--- a/src/mbgl/renderer/buckets/symbol_bucket.hpp
+++ b/src/mbgl/renderer/buckets/symbol_bucket.hpp
@@ -46,9 +46,11 @@ public:
         gl::VertexVector<SymbolLayoutVertex> vertices;
         gl::IndexVector<gl::Triangles> triangles;
         gl::SegmentVector<SymbolTextAttributes> segments;
+        AlphaImage atlasImage;
 
         optional<gl::VertexBuffer<SymbolLayoutVertex>> vertexBuffer;
         optional<gl::IndexBuffer<gl::Triangles>> indexBuffer;
+        optional<gl::Texture> atlasTexture;
     } text;
     
     std::unique_ptr<SymbolSizeBinder> iconSizeBinder;
-- 
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