55 lines
2.1 KiB
C++
55 lines
2.1 KiB
C++
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#include "drape_frontend/render_state_extension.hpp"
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#include <array>
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namespace
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{
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using namespace df;
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std::array<RenderStateExtension, static_cast<size_t>(DepthLayer::LayersCount)> kStateExtensions = {
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RenderStateExtension(DepthLayer::GeometryLayer), RenderStateExtension(DepthLayer::Geometry3dLayer),
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RenderStateExtension(DepthLayer::UserLineLayer), RenderStateExtension(DepthLayer::OverlayLayer),
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RenderStateExtension(DepthLayer::TransitSchemeLayer), RenderStateExtension(DepthLayer::UserMarkLayer),
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RenderStateExtension(DepthLayer::RoutingBottomMarkLayer), RenderStateExtension(DepthLayer::RoutingMarkLayer),
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RenderStateExtension(DepthLayer::SearchMarkLayer), RenderStateExtension(DepthLayer::GuiLayer),
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RenderStateExtension(DepthLayer::OverlayUnderBuildingLayer)};
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struct RenderStateExtensionFactory
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{
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static ref_ptr<RenderStateExtension> Get(DepthLayer depthLayer)
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{
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ASSERT_LESS(static_cast<size_t>(depthLayer), kStateExtensions.size(), ());
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return make_ref(&kStateExtensions[static_cast<size_t>(depthLayer)]);
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}
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};
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} // namespace
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namespace df
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{
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RenderStateExtension::RenderStateExtension(DepthLayer depthLayer) : m_depthLayer(depthLayer) {}
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bool RenderStateExtension::Less(ref_ptr<dp::BaseRenderStateExtension> other) const
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{
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ASSERT(dynamic_cast<RenderStateExtension const *>(other.get()) != nullptr, ());
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auto const renderState = static_cast<RenderStateExtension const *>(other.get());
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return m_depthLayer < renderState->m_depthLayer;
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}
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bool RenderStateExtension::Equal(ref_ptr<dp::BaseRenderStateExtension> other) const
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{
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ASSERT(dynamic_cast<RenderStateExtension const *>(other.get()) != nullptr, ());
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auto const renderState = static_cast<RenderStateExtension const *>(other.get());
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return m_depthLayer == renderState->m_depthLayer;
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}
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DepthLayer GetDepthLayer(dp::RenderState const & state)
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{
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return state.GetRenderStateExtension<RenderStateExtension>()->GetDepthLayer();
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}
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dp::RenderState CreateRenderState(gpu::Program program, DepthLayer depthLayer)
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{
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return dp::RenderState(program, RenderStateExtensionFactory::Get(depthLayer));
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}
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} // namespace df
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