b8c0b1a97c
Evaluate properties and use actual style color. Fix problems with attribute bindings and depth modes.
89 lines
2.8 KiB
C++
89 lines
2.8 KiB
C++
#pragma once
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#include <mbgl/gfx/vertex_attribute.hpp>
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#include <mbgl/tile/tile_id.hpp>
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#include <mbgl/util/identity.hpp>
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#include <cstdint>
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#include <memory>
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#include <optional>
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#include <vector>
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namespace mbgl {
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class PaintParameters;
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namespace gfx {
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enum class DepthMaskType : bool;
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class DrawableTweaker;
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class ShaderProgramBase;
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using ShaderProgramBasePtr = std::shared_ptr<ShaderProgramBase>;
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using DrawPriority = int64_t;
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using DrawableTweakerPtr = std::shared_ptr<DrawableTweaker>;
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class Drawable {
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protected:
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Drawable();
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public:
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virtual ~Drawable() = default;
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const util::SimpleIdentity& getId() const { return uniqueID; }
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/// Draw the drawable
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virtual void draw(const PaintParameters &) const = 0;
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/// Which shader to use when rendering this drawable
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const gfx::ShaderProgramBasePtr& getShader() const { return shader; }
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void setShader(gfx::ShaderProgramBasePtr value) { shader = std::move(value); }
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/// DrawPriority determines the drawing order
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DrawPriority getDrawPriority() const { return drawPriority; }
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void setDrawPriority(DrawPriority value) { drawPriority = value; }
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std::optional<OverscaledTileID> getTileID() const { return tileID; }
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void setTileID(OverscaledTileID value) { tileID = value; }
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mat4 getMatrix() const { return matrix; }
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void setMatrix(mat4 value) { matrix = value; }
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DepthMaskType getDepthType() const { return depthType; }
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void setDepthType(DepthMaskType value) { depthType = value; }
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/// Get the number of vertexes
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std::size_t getVertexCount() const { return getVertexAttributes().getMaxCount(); }
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/// Get the vertex attributes that override default values in the shader program
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virtual const gfx::VertexAttributeArray& getVertexAttributes() const = 0;
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virtual void setVertexAttributes(const gfx::VertexAttributeArray&) = 0;
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virtual void setVertexAttributes(gfx::VertexAttributeArray&&) = 0;
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virtual std::vector<std::uint16_t>& getIndexData() const = 0;
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/// Attach a tweaker to be run on this drawable for each frame
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void addTweaker(DrawableTweakerPtr tweaker) { tweakers.emplace_back(std::move(tweaker)); }
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template <typename TIter>
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void addTweakers(TIter beg, TIter end) { tweakers.insert(tweakers.end(), beg, end); }
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/// Get the tweakers attached to this drawable
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const std::vector<DrawableTweakerPtr>& getTweakers() const { return tweakers; }
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protected:
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util::SimpleIdentity uniqueID;
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gfx::ShaderProgramBasePtr shader;
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mat4 matrix; //= matrix::identity4();
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std::optional<OverscaledTileID> tileID;
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DrawPriority drawPriority = 0;
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DepthMaskType depthType;// = DepthMaskType::ReadOnly;
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std::vector<DrawableTweakerPtr> tweakers;
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};
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using DrawablePtr = std::shared_ptr<Drawable>;
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} // namespace gfx
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} // namespace mbgl
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