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-rw-r--r--src/mbgl/renderer/buckets/fill_bucket.cpp2
-rw-r--r--src/mbgl/renderer/layers/render_fill_layer.cpp24
2 files changed, 14 insertions, 12 deletions
diff --git a/src/mbgl/renderer/buckets/fill_bucket.cpp b/src/mbgl/renderer/buckets/fill_bucket.cpp
index 4b7a6def76..8a089c679e 100644
--- a/src/mbgl/renderer/buckets/fill_bucket.cpp
+++ b/src/mbgl/renderer/buckets/fill_bucket.cpp
@@ -124,7 +124,7 @@ void FillBucket::addFeature(const GeometryTileFeature& feature,
void FillBucket::upload(gfx::UploadPass& uploadPass) {
vertexBuffer = uploadPass.createVertexBuffer(std::move(vertices));
lineIndexBuffer = uploadPass.createIndexBuffer(std::move(lines));
- triangleIndexBuffer = uploadPass.createIndexBuffer(std::move(triangles));
+ triangleIndexBuffer = triangles.empty() ? optional<gfx::IndexBuffer> {} : uploadPass.createIndexBuffer(std::move(triangles));
for (auto& pair : paintPropertyBinders) {
pair.second.upload(uploadPass);
diff --git a/src/mbgl/renderer/layers/render_fill_layer.cpp b/src/mbgl/renderer/layers/render_fill_layer.cpp
index cea40602d0..73b6c3d596 100644
--- a/src/mbgl/renderer/layers/render_fill_layer.cpp
+++ b/src/mbgl/renderer/layers/render_fill_layer.cpp
@@ -131,8 +131,9 @@ void RenderFillLayer::render(PaintParameters& parameters) {
// Only draw the fill when it's opaque and we're drawing opaque fragments,
// or when it's translucent and we're drawing translucent fragments.
- if ((evaluated.get<FillColor>().constantOr(Color()).a >= 1.0f
- && evaluated.get<FillOpacity>().constantOr(0) >= 1.0f) == (parameters.pass == RenderPass::Opaque)) {
+ if (bucket.triangleIndexBuffer &&
+ (evaluated.get<FillColor>().constantOr(Color()).a >= 1.0f &&
+ evaluated.get<FillOpacity>().constantOr(0) >= 1.0f) == (parameters.pass == RenderPass::Opaque)) {
draw(parameters.programs.getFillLayerPrograms().fill,
gfx::Triangles(),
parameters.depthModeForSublayer(1, parameters.pass == RenderPass::Opaque
@@ -225,15 +226,16 @@ void RenderFillLayer::render(PaintParameters& parameters) {
);
};
- draw(parameters.programs.getFillLayerPrograms().fillPattern,
- gfx::Triangles(),
- parameters.depthModeForSublayer(1, gfx::DepthMaskType::ReadWrite),
- *bucket.triangleIndexBuffer,
- bucket.triangleSegments,
- FillPatternProgram::TextureBindings{
- textures::image::Value{ geometryTile.iconAtlasTexture->getResource(), gfx::TextureFilterType::Linear },
- });
-
+ if (bucket.triangleIndexBuffer) {
+ draw(parameters.programs.getFillLayerPrograms().fillPattern,
+ gfx::Triangles(),
+ parameters.depthModeForSublayer(1, gfx::DepthMaskType::ReadWrite),
+ *bucket.triangleIndexBuffer,
+ bucket.triangleSegments,
+ FillPatternProgram::TextureBindings{
+ textures::image::Value{ geometryTile.iconAtlasTexture->getResource(), gfx::TextureFilterType::Linear },
+ });
+ }
if (evaluated.get<FillAntialias>() && unevaluated.get<FillOutlineColor>().isUndefined()) {
draw(parameters.programs.getFillLayerPrograms().fillOutlinePattern,
gfx::Lines { 2.0f },