[core] convert FrameHistory to use managed texture handling

1 files changed, 5 insertions, 7 deletions

diff --git a/src/mbgl/renderer/frame_history.hpp b/src/mbgl/renderer/frame_history.hpp
index 063930af26..d8fd06d27b 100644
--- a/src/mbgl/renderer/frame_history.hpp
+++ b/src/mbgl/renderer/frame_history.hpp
@@ -3,8 +3,9 @@
 #include <array>
 
 #include <mbgl/platform/platform.hpp>
-#include <mbgl/gl/object.hpp>
+#include <mbgl/gl/texture.hpp>
 #include <mbgl/util/chrono.hpp>
+#include <mbgl/util/image.hpp>
 #include <mbgl/util/optional.hpp>
 
 namespace mbgl {
@@ -23,20 +24,17 @@ public:
     void upload(gl::Context&, uint32_t);
 
 private:
-    const int width = 256;
-    const int height = 1;
-
     std::array<TimePoint, 256> changeTimes;
     std::array<uint8_t, 256> changeOpacities;
-    std::array<uint8_t, 256> opacities;
+    const AlphaImage opacities{ { 256, 1 } };
 
     int16_t previousZoomIndex = 0;
     TimePoint previousTime = TimePoint::min();
     TimePoint time = TimePoint::min();
     bool firstFrame = true;
-    bool changed = true;
+    bool dirty = true;
 
-    mbgl::optional<gl::UniqueTexture> texture;
+    mbgl::optional<gl::Texture> texture;
 };
 
 } // namespace mbgl