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Implementing struct chaining

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Dynamitos
2025-05-18 08:49:22 +02:00
parent 56ec1aa97a
commit a398ca65fc
4 changed files with 94 additions and 129 deletions
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src/Engine/Graphics/Vulkan/Graphics.h
+71 -31
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@@ -11,31 +11,63 @@ DECLARE_REF(PipelineCache)
DECLARE_REF(Framebuffer)
template <typename T>
concept chainable_struct = requires(T t) { t.pNext; };
template <chainable_struct... T> struct StructChain;
template <> struct StructChain<> {
concept chainable_struct = requires(T t) {
t.pNext;
t.sType;
};
template<chainable_struct Base> struct StructChain<Base> : StructChain<> {
StructChain(Base b):b(b) {}
StructChain(const StructChain<>&, Base b) : b(b) {}
template <chainable_struct Next> StructChain<Next, Base> append(Next next) { return StructChain<Next, Base>(*this, next); }
template <chainable_struct T, VkStructureType struct_type> struct Helper {};
template <typename...> struct is_unique : std::true_type {};
template <typename T, typename... Rest>
struct is_unique<T, Rest...> : std::bool_constant<(!std::same_as<T, Rest> && ... && is_unique<Rest...>::value)> {};
template <typename... T>
concept unique_chainable_structs = (chainable_struct<T> && ...) && is_unique<T...>::value;
template <typename... T> struct StructChain;
template <chainable_struct Base, VkStructureType struct_type> struct StructChain<Helper<Base, struct_type>> {
StructChain() {
b.sType = struct_type;
b.pNext = nullptr;
}
Base b;
Base& operator*(){
template <chainable_struct Query>
Query& get()
requires std::same_as<Query, Base>
{
return b;
}
};
template <chainable_struct This, chainable_struct... Right> struct StructChain<This, Right...> : StructChain<Right...> {
StructChain(const StructChain<Right...>& parent, This t) : StructChain<Right...>(parent), t(t) {}
template <chainable_struct Next> StructChain<Next, This, Right...> append(Next next) {
return StructChain<Next, This, Right...>(*this, next);
template <chainable_struct Query>
const Query& get() const
requires std::same_as<Query, Base>
{
return b;
}
auto& operator*() {
auto& base = StructChain<Right...>::operator*();
t.pNext = base.pNext;
base.pNext = &t;
return base;
Base& get() { return b; }
const Base& get() const { return b; }
};
template <chainable_struct This, VkStructureType struct_type, typename... Right>
struct StructChain<Helper<This, struct_type>, Right...> : StructChain<Right...> {
StructChain() {
t.sType = struct_type;
t.pNext = &StructChain<Right...>::template get();
}
This t;
template <chainable_struct Query> Query& get() {
if constexpr (std::same_as<Query, This>)
return t;
else
return StructChain<Right...>::template get<Query>();
}
template <chainable_struct Query> const Query& get() const {
if constexpr (std::same_as<Query, This>)
return t;
else
return StructChain<Right...>::template get<Query>();
}
This& get() { return t; }
const This& get() const { return t; }
};
class Graphics : public Gfx::Graphics {
@@ -45,9 +77,13 @@ class Graphics : public Gfx::Graphics {
constexpr VkInstance getInstance() const { return instance; }
constexpr VkDevice getDevice() const { return handle; }
constexpr VkPhysicalDevice getPhysicalDevice() const { return physicalDevice; }
constexpr VkPhysicalDeviceAccelerationStructurePropertiesKHR getAccelerationProperties() const { return accelerationProperties; }
constexpr VkPhysicalDeviceRayTracingPipelinePropertiesKHR getRayTracingProperties() const { return rayTracingProperties; }
constexpr float getTimestampPeriod() const { return props.properties.limits.timestampPeriod; }
constexpr VkPhysicalDeviceAccelerationStructurePropertiesKHR getAccelerationProperties() const {
return props.get<VkPhysicalDeviceAccelerationStructurePropertiesKHR>();
}
constexpr VkPhysicalDeviceRayTracingPipelinePropertiesKHR getRayTracingProperties() const {
return props.get<VkPhysicalDeviceRayTracingPipelinePropertiesKHR>();
}
constexpr float getTimestampPeriod() const { return props.get<VkPhysicalDeviceProperties2>().properties.limits.timestampPeriod; }
constexpr uint64 getTimestampValidBits() const { return graphicsProps.timestampValidBits; }
PCommandPool getQueueCommands(Gfx::QueueType queueType);
@@ -149,17 +185,21 @@ class Graphics : public Gfx::Graphics {
VkQueueFamilyProperties graphicsProps;
VkPhysicalDeviceProperties2 props;
VkPhysicalDeviceRayTracingPipelinePropertiesKHR rayTracingProperties;
VkPhysicalDeviceAccelerationStructurePropertiesKHR accelerationProperties;
StructChain<
Helper<VkPhysicalDeviceProperties2, VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_PROPERTIES_2>,
Helper<VkPhysicalDeviceRayTracingPipelinePropertiesKHR, VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_RAY_TRACING_PIPELINE_PROPERTIES_KHR>,
Helper<VkPhysicalDeviceAccelerationStructurePropertiesKHR, VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_ACCELERATION_STRUCTURE_PROPERTIES_KHR>>
props;
StructChain<
Helper<VkPhysicalDeviceFeatures2, VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_FEATURES_2>,
Helper<VkPhysicalDeviceVulkan11Features, VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_VULKAN_1_1_FEATURES>,
Helper<VkPhysicalDeviceVulkan12Features, VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_VULKAN_1_2_FEATURES>,
Helper<VkPhysicalDeviceMeshShaderFeaturesEXT, VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_MESH_SHADER_FEATURES_EXT>,
Helper<VkPhysicalDeviceAccelerationStructureFeaturesKHR, VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_ACCELERATION_STRUCTURE_FEATURES_KHR>,
Helper<VkPhysicalDeviceRayTracingPipelineFeaturesKHR, VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_RAY_TRACING_PIPELINE_FEATURES_KHR>>
features;
VkPhysicalDeviceFeatures2 features;
VkPhysicalDeviceVulkan11Features features11;
VkPhysicalDeviceVulkan12Features features12;
VkPhysicalDeviceMeshShaderFeaturesEXT meshShaderFeatures;
VkPhysicalDeviceBufferDeviceAddressFeatures bufferDeviceAddressFeatures;
VkPhysicalDeviceAccelerationStructureFeaturesKHR accelerationFeatures;
VkPhysicalDeviceRayTracingPipelineFeaturesKHR rayTracingFeatures;
VkDebugUtilsMessengerEXT callback;
Map<uint32, OFramebuffer> allocatedFramebuffers;
VmaAllocator allocator;