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author | John Firebaugh <john.firebaugh@gmail.com> | 2017-07-06 08:06:12 -0700 |
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committer | John Firebaugh <john.firebaugh@gmail.com> | 2017-07-12 14:48:22 -0700 |
commit | 358b0305ae1f52b477ae145bcca4b7af242dd5c3 (patch) | |
tree | f5b1315e650079fce12130611896836e1c8cfa98 /src/mbgl/programs/program.hpp | |
parent | c61041b44cd9181641db2351f4657cc356300226 (diff) | |
download | qtlocation-mapboxgl-358b0305ae1f52b477ae145bcca4b7af242dd5c3.tar.gz |
[core] Per-segment-per-layer vertex arrays
Reduces rebinding, matches gl-js, and works around the buggy VAO implementation on PowerVR SGX544 GPUs.
Diffstat (limited to 'src/mbgl/programs/program.hpp')
-rw-r--r-- | src/mbgl/programs/program.hpp | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/src/mbgl/programs/program.hpp b/src/mbgl/programs/program.hpp index 0199752b06..71d7569f53 100644 --- a/src/mbgl/programs/program.hpp +++ b/src/mbgl/programs/program.hpp @@ -58,7 +58,8 @@ public: const SegmentVector<Attributes>& segments, const PaintPropertyBinders& paintPropertyBinders, const typename PaintProperties::PossiblyEvaluated& currentProperties, - float currentZoom) { + float currentZoom, + const std::string& layerID) { typename AllUniforms::Values allUniformValues = uniformValues .concat(paintPropertyBinders.uniformValues(currentZoom, currentProperties)); @@ -66,8 +67,10 @@ public: .concat(paintPropertyBinders.attributeBindings(currentProperties)); for (auto& segment : segments) { - if (!segment.vertexArray) { - segment.vertexArray = context.createVertexArray(); + optional<gl::VertexArray>& vertexArray = segment.vertexArrays[layerID]; + + if (!vertexArray) { + vertexArray = context.createVertexArray(); } program.draw( @@ -77,7 +80,7 @@ public: std::move(stencilMode), std::move(colorMode), allUniformValues, - *segment.vertexArray, + *vertexArray, Attributes::offsetBindings(allAttributeBindings, segment.vertexOffset), indexBuffer, segment.indexOffset, |