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MapLibreParticleLab/src/mbgl/renderer/tile_render_data.hpp
mwilsnd 1963697687 Selectable renderer implementation (#1247)
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
2023-08-31 15:36:19 +02:00

79 lines
2.1 KiB
C++

#pragma once
#include <mbgl/gfx/texture.hpp>
#include <mbgl/renderer/image_atlas.hpp>
#include <mbgl/style/layer_impl.hpp>
#include <memory>
#include <optional>
namespace mbgl {
namespace gfx {
#if MLN_DRAWABLE_RENDERER
class Texture2D;
using Texture2DPtr = std::shared_ptr<gfx::Texture2D>;
#endif
class UploadPass;
} // namespace gfx
class Bucket;
class LayerRenderData;
class SourcePrepareParameters;
class TileAtlasTextures {
public:
#if MLN_DRAWABLE_RENDERER
gfx::Texture2DPtr glyph;
gfx::Texture2DPtr icon;
#else
std::optional<gfx::Texture> glyph;
std::optional<gfx::Texture> icon;
#endif
};
class TileRenderData {
public:
virtual ~TileRenderData();
#if MLN_DRAWABLE_RENDERER
const gfx::Texture2DPtr& getGlyphAtlasTexture() const;
const gfx::Texture2DPtr& getIconAtlasTexture() const;
#else
const gfx::Texture& getGlyphAtlasTexture() const;
const gfx::Texture& getIconAtlasTexture() const;
#endif
const std::shared_ptr<TileAtlasTextures>& getAtlasTextures() const { return atlasTextures; }
// To be implemented for concrete tile types.
virtual std::optional<ImagePosition> getPattern(const std::string&) const;
virtual const LayerRenderData* getLayerRenderData(const style::Layer::Impl&) const;
virtual Bucket* getBucket(const style::Layer::Impl&) const;
virtual void upload(gfx::UploadPass&) {}
virtual void prepare(const SourcePrepareParameters&) {}
protected:
TileRenderData();
TileRenderData(std::shared_ptr<TileAtlasTextures>);
std::shared_ptr<TileAtlasTextures> atlasTextures;
};
template <typename BucketType>
class SharedBucketTileRenderData final : public TileRenderData {
public:
SharedBucketTileRenderData(std::shared_ptr<BucketType> bucket_)
: bucket(std::move(bucket_)) {}
private:
// TileRenderData overrides.
Bucket* getBucket(const style::Layer::Impl&) const override { return bucket ? bucket.get() : nullptr; }
void upload(gfx::UploadPass& uploadPass) override {
if (bucket) bucket->upload(uploadPass);
}
std::shared_ptr<BucketType> bucket;
};
} // namespace mbgl