diff options
Diffstat (limited to 'src/mbgl/renderer/layers/render_line_layer.cpp')
-rw-r--r-- | src/mbgl/renderer/layers/render_line_layer.cpp | 85 |
1 files changed, 78 insertions, 7 deletions
diff --git a/src/mbgl/renderer/layers/render_line_layer.cpp b/src/mbgl/renderer/layers/render_line_layer.cpp index 68b4eaeaef..b40066f4c4 100644 --- a/src/mbgl/renderer/layers/render_line_layer.cpp +++ b/src/mbgl/renderer/layers/render_line_layer.cpp @@ -2,6 +2,11 @@ #include <mbgl/renderer/buckets/line_bucket.hpp> #include <mbgl/renderer/painter.hpp> #include <mbgl/renderer/render_tile.hpp> +#include <mbgl/renderer/paint_parameters.hpp> +#include <mbgl/renderer/image_manager.hpp> +#include <mbgl/programs/programs.hpp> +#include <mbgl/programs/line_program.hpp> +#include <mbgl/geometry/line_atlas.hpp> #include <mbgl/tile/tile.hpp> #include <mbgl/style/layers/line_layer_impl.hpp> #include <mbgl/geometry/feature_index.hpp> @@ -10,6 +15,8 @@ namespace mbgl { +using namespace style; + RenderLineLayer::RenderLineLayer(Immutable<style::LineLayer::Impl> _impl) : RenderLayer(style::LayerType::Line, _impl), unevaluated(impl().paint.untransitioned()) { @@ -47,14 +54,78 @@ bool RenderLineLayer::hasTransition() const { } void RenderLineLayer::render(Painter& painter, PaintParameters& parameters, RenderSource*) { + if (painter.pass == RenderPass::Opaque) { + return; + } + for (const RenderTile& tile : renderTiles) { - Bucket* bucket = tile.tile.getBucket(*baseImpl); - assert(dynamic_cast<LineBucket*>(bucket)); - painter.renderLine( - parameters, - *reinterpret_cast<LineBucket*>(bucket), - *this, - tile); + assert(dynamic_cast<LineBucket*>(tile.tile.getBucket(*baseImpl))); + LineBucket& bucket = *reinterpret_cast<LineBucket*>(tile.tile.getBucket(*baseImpl)); + + auto draw = [&] (auto& program, auto&& uniformValues) { + program.get(evaluated).draw( + painter.context, + gl::Triangles(), + painter.depthModeForSublayer(0, gl::DepthMode::ReadOnly), + painter.stencilModeForClipping(tile.clip), + painter.colorModeForRenderPass(), + std::move(uniformValues), + *bucket.vertexBuffer, + *bucket.indexBuffer, + bucket.segments, + bucket.paintPropertyBinders.at(getID()), + evaluated, + painter.state.getZoom(), + getID() + ); + }; + + if (!evaluated.get<LineDasharray>().from.empty()) { + const LinePatternCap cap = bucket.layout.get<LineCap>() == LineCapType::Round + ? LinePatternCap::Round : LinePatternCap::Square; + LinePatternPos posA = painter.lineAtlas->getDashPosition(evaluated.get<LineDasharray>().from, cap); + LinePatternPos posB = painter.lineAtlas->getDashPosition(evaluated.get<LineDasharray>().to, cap); + + painter.lineAtlas->bind(painter.context, 0); + + draw(parameters.programs.lineSDF, + LineSDFProgram::uniformValues( + evaluated, + painter.frame.pixelRatio, + tile, + painter.state, + painter.pixelsToGLUnits, + posA, + posB, + painter.lineAtlas->getSize().width)); + + } else if (!evaluated.get<LinePattern>().from.empty()) { + optional<ImagePosition> posA = painter.imageManager->getPattern(evaluated.get<LinePattern>().from); + optional<ImagePosition> posB = painter.imageManager->getPattern(evaluated.get<LinePattern>().to); + + if (!posA || !posB) + return; + + painter.imageManager->bind(painter.context, 0); + + draw(parameters.programs.linePattern, + LinePatternProgram::uniformValues( + evaluated, + tile, + painter.state, + painter.pixelsToGLUnits, + painter.imageManager->getPixelSize(), + *posA, + *posB)); + + } else { + draw(parameters.programs.line, + LineProgram::uniformValues( + evaluated, + tile, + painter.state, + painter.pixelsToGLUnits)); + } } } |