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// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#pragma once
#include <map>
#include <set>
#include <string>
#include <vector>
#include "flutter/fml/macros.h"
#include "impeller/base/backend_cast.h"
#include "impeller/renderer/backend/vulkan/vk.h"
#include "impeller/renderer/capabilities.h"
namespace impeller {
class ContextVK;
enum class OptionalDeviceExtensionVK : uint32_t {
// https://registry.khronos.org/vulkan/specs/1.3-extensions/man/html/VK_EXT_pipeline_creation_feedback.html
kEXTPipelineCreationFeedback,
kLast,
};
//------------------------------------------------------------------------------
/// @brief The Vulkan layers and extensions wrangler.
///
class CapabilitiesVK final : public Capabilities,
public BackendCast<CapabilitiesVK, Capabilities> {
public:
explicit CapabilitiesVK(bool enable_validations);
~CapabilitiesVK();
bool IsValid() const;
bool AreValidationsEnabled() const;
bool HasOptionalDeviceExtension(OptionalDeviceExtensionVK extension) const;
std::optional<std::vector<std::string>> GetEnabledLayers() const;
std::optional<std::vector<std::string>> GetEnabledInstanceExtensions() const;
std::optional<std::vector<std::string>> GetEnabledDeviceExtensions(
const vk::PhysicalDevice& physical_device) const;
std::optional<vk::PhysicalDeviceFeatures> GetEnabledDeviceFeatures(
const vk::PhysicalDevice& physical_device) const;
[[nodiscard]] bool SetPhysicalDevice(
const vk::PhysicalDevice& physical_device);
const vk::PhysicalDeviceProperties& GetPhysicalDeviceProperties() const;
void SetOffscreenFormat(PixelFormat pixel_format) const;
// |Capabilities|
bool SupportsOffscreenMSAA() const override;
// |Capabilities|
bool SupportsSSBO() const override;
// |Capabilities|
bool SupportsBufferToTextureBlits() const override;
// |Capabilities|
bool SupportsTextureToTextureBlits() const override;
// |Capabilities|
bool SupportsFramebufferFetch() const override;
// |Capabilities|
bool SupportsCompute() const override;
// |Capabilities|
bool SupportsComputeSubgroups() const override;
// |Capabilities|
bool SupportsReadFromResolve() const override;
// |Capabilities|
bool SupportsReadFromOnscreenTexture() const override;
// |Capabilities|
bool SupportsDecalTileMode() const override;
// |Capabilities|
bool SupportsMemorylessTextures() const override;
// |Capabilities|
PixelFormat GetDefaultColorFormat() const override;
// |Capabilities|
PixelFormat GetDefaultStencilFormat() const override;
// |Capabilities|
PixelFormat GetDefaultDepthStencilFormat() const override;
private:
const bool enable_validations_;
std::map<std::string, std::set<std::string>> exts_;
std::set<OptionalDeviceExtensionVK> optional_device_extensions_;
mutable PixelFormat default_color_format_ = PixelFormat::kUnknown;
PixelFormat default_stencil_format_ = PixelFormat::kUnknown;
PixelFormat default_depth_stencil_format_ = PixelFormat::kUnknown;
vk::PhysicalDeviceProperties device_properties_;
bool supports_compute_subgroups_ = false;
bool supports_memoryless_textures_ = false;
bool is_valid_ = false;
bool HasExtension(const std::string& ext) const;
bool HasLayer(const std::string& layer) const;
FML_DISALLOW_COPY_AND_ASSIGN(CapabilitiesVK);
};
} // namespace impeller