43 lines
976 B
C++
43 lines
976 B
C++
#pragma once
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#include <memory>
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#include <cassert>
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namespace mbgl {
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namespace gfx {
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class VertexBufferResource {
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protected:
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VertexBufferResource() noexcept = default;
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public:
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virtual ~VertexBufferResource() noexcept = default;
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};
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using UniqueVertexBufferResource = std::unique_ptr<VertexBufferResource>;
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// This class has a template argument that we use to specify the vertex type. It
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// is not used by the implementation, but serves type checking purposes during
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// build time.
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template <class>
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class VertexBuffer {
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public:
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VertexBuffer(const std::size_t elements_, UniqueVertexBufferResource&& resource_)
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: elements(elements_),
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resource(std::move(resource_)) {}
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std::size_t elements;
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template <typename T = VertexBufferResource>
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T& getResource() const {
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assert(resource);
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return static_cast<T&>(*resource);
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}
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protected:
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UniqueVertexBufferResource resource;
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};
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} // namespace gfx
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} // namespace mbgl
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