2a8ebc4906
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
66 lines
1.9 KiB
C++
66 lines
1.9 KiB
C++
#pragma once
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#include <webgpu/webgpu.h>
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#include <cstdint>
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#include <cstddef>
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#include <vector>
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namespace mln {
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namespace webgpu {
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class Context;
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class BufferResource {
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public:
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BufferResource() noexcept = delete;
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BufferResource(Context& context,
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const void* data,
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std::size_t size,
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uint32_t usage,
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bool isIndexBuffer = false,
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bool persistent = false);
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BufferResource(BufferResource&&) noexcept;
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virtual ~BufferResource() noexcept;
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BufferResource& operator=(BufferResource&&) noexcept;
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BufferResource clone() const;
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void update(const void* data, std::size_t size, std::size_t offset) noexcept;
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std::size_t getSizeInBytes() const noexcept { return size; }
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const void* contents() const noexcept { return raw.empty() ? nullptr : raw.data(); }
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Context& getContext() const noexcept { return context; }
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WGPUBuffer getBuffer() const noexcept { return buffer; }
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bool isValid() const noexcept { return buffer || !raw.empty(); }
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operator bool() const noexcept { return isValid(); }
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bool operator!() const noexcept { return !isValid(); }
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using VersionType = std::uint16_t;
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/// Used to detect whether buffer contents have changed
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VersionType getVersion() const noexcept { return version; }
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/// Indicates whether this buffer needs to be re-bound from a previous binding at the given version
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bool needReBind(VersionType version) const noexcept;
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uint32_t getUsage() const { return usage; }
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bool isPersistent() const { return persistent; }
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protected:
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Context& context;
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WGPUBuffer buffer = nullptr;
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std::vector<std::uint8_t> raw;
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std::size_t size = 0;
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uint32_t usage = 0;
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std::uint16_t version = 0;
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bool isIndexBuffer = false;
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bool persistent = false;
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};
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} // namespace webgpu
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} // namespace mln
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