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author | Konstantin Käfer <mail@kkaefer.com> | 2018-05-04 01:31:43 +0200 |
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committer | Lauren Budorick <lauren@mapbox.com> | 2018-05-03 16:31:43 -0700 |
commit | c3346f473ac7e3d49219c8dbc381d92f8fe3f017 (patch) | |
tree | 7e7d1c1569c849192209b0c5f5a58ef7736896a1 /src/mbgl/renderer/layers/render_background_layer.cpp | |
parent | f6da3ba9be27ff9b279730603c517c4cb5e57007 (diff) | |
download | qtlocation-mapboxgl-c3346f473ac7e3d49219c8dbc381d92f8fe3f017.tar.gz |
[core] Don't crash when attribute count is exceeded
Diffstat (limited to 'src/mbgl/renderer/layers/render_background_layer.cpp')
-rw-r--r-- | src/mbgl/renderer/layers/render_background_layer.cpp | 63 |
1 files changed, 35 insertions, 28 deletions
diff --git a/src/mbgl/renderer/layers/render_background_layer.cpp b/src/mbgl/renderer/layers/render_background_layer.cpp index aebc4cc9aa..f22402ac98 100644 --- a/src/mbgl/renderer/layers/render_background_layer.cpp +++ b/src/mbgl/renderer/layers/render_background_layer.cpp @@ -49,6 +49,35 @@ void RenderBackgroundLayer::render(PaintParameters& parameters, RenderSource*) { const Properties<>::PossiblyEvaluated properties; const BackgroundProgram::PaintPropertyBinders paintAttributeData(properties, 0); + auto draw = [&](auto& program, auto&& uniformValues) { + const auto allUniformValues = program.computeAllUniformValues( + std::move(uniformValues), + paintAttributeData, + properties, + parameters.state.getZoom() + ); + const auto allAttributeBindings = program.computeAllAttributeBindings( + parameters.staticData.tileVertexBuffer, + paintAttributeData, + properties + ); + + checkRenderability(parameters, program.activeBindingCount(allAttributeBindings)); + + program.draw( + parameters.context, + gl::Triangles(), + parameters.depthModeForSublayer(0, gl::DepthMode::ReadOnly), + gl::StencilMode::disabled(), + parameters.colorModeForRenderPass(), + parameters.staticData.quadTriangleIndexBuffer, + parameters.staticData.tileTriangleSegments, + allUniformValues, + allAttributeBindings, + getID() + ); + }; + if (!evaluated.get<BackgroundPattern>().to.empty()) { optional<ImagePosition> imagePosA = parameters.imageManager.getPattern(evaluated.get<BackgroundPattern>().from); optional<ImagePosition> imagePosB = parameters.imageManager.getPattern(evaluated.get<BackgroundPattern>().to); @@ -59,12 +88,8 @@ void RenderBackgroundLayer::render(PaintParameters& parameters, RenderSource*) { parameters.imageManager.bind(parameters.context, 0); for (const auto& tileID : util::tileCover(parameters.state, parameters.state.getIntegerZoom())) { - parameters.programs.backgroundPattern.draw( - parameters.context, - gl::Triangles(), - parameters.depthModeForSublayer(0, gl::DepthMode::ReadOnly), - gl::StencilMode::disabled(), - parameters.colorModeForRenderPass(), + draw( + parameters.programs.backgroundPattern, BackgroundPatternUniforms::values( parameters.matrixForTile(tileID), evaluated.get<BackgroundOpacity>(), @@ -74,36 +99,18 @@ void RenderBackgroundLayer::render(PaintParameters& parameters, RenderSource*) { evaluated.get<BackgroundPattern>(), tileID, parameters.state - ), - parameters.staticData.tileVertexBuffer, - parameters.staticData.quadTriangleIndexBuffer, - parameters.staticData.tileTriangleSegments, - paintAttributeData, - properties, - parameters.state.getZoom(), - getID() + ) ); } } else { for (const auto& tileID : util::tileCover(parameters.state, parameters.state.getIntegerZoom())) { - parameters.programs.background.draw( - parameters.context, - gl::Triangles(), - parameters.depthModeForSublayer(0, gl::DepthMode::ReadOnly), - gl::StencilMode::disabled(), - parameters.colorModeForRenderPass(), + draw( + parameters.programs.background, BackgroundProgram::UniformValues { uniforms::u_matrix::Value{ parameters.matrixForTile(tileID) }, uniforms::u_color::Value{ evaluated.get<BackgroundColor>() }, uniforms::u_opacity::Value{ evaluated.get<BackgroundOpacity>() }, - }, - parameters.staticData.tileVertexBuffer, - parameters.staticData.quadTriangleIndexBuffer, - parameters.staticData.tileTriangleSegments, - paintAttributeData, - properties, - parameters.state.getZoom(), - getID() + } ); } } |