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Render resource handling for camera

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This commit is contained in:
Georg Hagen
2024-08-21 15:09:49 +02:00
parent 2d08b3ab91
commit 6f19758beb
4 changed files with 24 additions and 33 deletions
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12
openVulkanoCpp/Scene/Camera.hpp
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@@ -13,10 +13,9 @@
namespace OpenVulkano::Scene
{
class Camera : public Node
class Camera : public RenderResourceHolder<Camera>, public Node
{
public:
ICloseable* renderCamera = nullptr;
static constexpr inline size_t SIZE = sizeof(Math::Matrix4f) * 3 + sizeof(Math::Vector4f) + sizeof(float) * 12;
static constexpr inline DescriptorSetLayoutBinding DESCRIPTOR_SET_LAYOUT_BINDING = { 0, DescriptorSetLayoutBinding::Type::TYPE_UNIFORM_BUFFER_DYNAMIC, 1, ShaderProgramType::ALL_GRAPHICS };
@@ -36,10 +35,7 @@ namespace OpenVulkano::Scene
{
}
~Camera() override
{
//if (renderCamera) renderCamera->Close();
}
~Camera() override = default;
void Init(float width, float height, float nearPlane, float farPlane)
{
@@ -152,6 +148,10 @@ namespace OpenVulkano::Scene
float GetWidth() const { return m_width; }
float GetHeight() const { return m_height; }
Math::Vector2f GetSize() const { return { m_width, m_height }; }
using RenderResourceHolder<Camera>::GetRenderResource;
using RenderResourceHolder<Camera>::HasRenderResource;
using RenderResourceHolder<Camera>::operator RenderResourcePtr&;
};
class PerspectiveCamera : public Camera

8
openVulkanoCpp/Vulkan/Resources/ResourceManager.cpp
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@@ -213,7 +213,7 @@ namespace OpenVulkano::Vulkan
VulkanCamera* ResourceManager::PrepareCamera(Scene::Camera* camera)
{
const std::unique_lock lock(mutex);
if (!camera->renderCamera)
if (!camera->HasRenderResource())
{
const vk::DeviceSize allocSize = Utils::Align(Scene::Camera::SIZE, uniformBufferAlignment);
const uint32_t imgs = context->swapChain.GetImageCount();
@@ -221,12 +221,10 @@ namespace OpenVulkano::Vulkan
buffer->Map();
UniformBuffer* uBuffer = new UniformBuffer();
uBuffer->Init(std::move(buffer), allocSize, allocSize, GetDescriptorLayoutSet(Scene::Camera::DESCRIPTOR_SET_LAYOUT_BINDING), Scene::Camera::DESCRIPTOR_SET_LAYOUT_BINDING, 1);
VulkanCamera* vkCam = new VulkanCamera();
vkCam->Init(camera, uBuffer);
VulkanCamera* vkCam = new VulkanCamera(camera, uBuffer);
cameras.emplace_back(vkCam);
camera->renderCamera = vkCam;
}
return static_cast<VulkanCamera*>(camera->renderCamera);
return static_cast<VulkanCamera*>(camera->GetRenderResource());
}
UniformBuffer* ResourceManager::CreateUniformBuffer(const DescriptorSetLayoutBinding& binding, size_t size, void* data, uint32_t setId, bool hostVis)

31
openVulkanoCpp/Vulkan/Scene/VulkanCamera.hpp
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@@ -6,41 +6,34 @@
#pragma once
#include "Base/ICloseable.hpp"
#include "Scene/Camera.hpp"
#include "IRecordable.hpp"
#include "Vulkan/Resources/UniformBuffer.hpp"
namespace OpenVulkano::Vulkan
{
class VulkanCamera : public ICloseable, public IRecordable
class VulkanCamera : public IRenderResource<Scene::Camera>, public IRecordable
{
Scene::Camera* m_camera = nullptr;
UniformBuffer* m_buffer = nullptr;
const Unique<UniformBuffer> m_buffer;
public:
~VulkanCamera() override { if (m_camera) VulkanCamera::Close(); }
VulkanCamera(Scene::Camera* camera, UniformBuffer* uniformBuffer)
: IRenderResource<Scene::Camera>(camera), m_buffer(uniformBuffer)
{}
void Init(Scene::Camera* camera, UniformBuffer* uniformBuffer)
{
m_camera = camera;
m_buffer = uniformBuffer;
}
~VulkanCamera() override = default;
void Record(VulkanDrawContext* context) override
{
m_buffer->Update(m_camera->GetData(), Scene::Camera::SIZE, context->currentImageId);
m_buffer->Update(GetCamera()->GetData(), Scene::Camera::SIZE, context->currentImageId);
m_buffer->Record(context);
}
void Close() override
{
m_camera->renderCamera = nullptr;
m_buffer->Close();
m_camera = nullptr;
delete m_buffer;
}
[[nodiscard]] Scene::Camera* GetCamera() const { return GetOwner(); }
[[nodiscard]] Scene::Camera* GetCamera() const { return m_camera; }
void Release() override
{
/* TODO */
}
};
}

4
openVulkanoCpp/Vulkan/VulkanDrawContext.cpp
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@@ -44,8 +44,8 @@ namespace OpenVulkano::Vulkan
void VulkanDrawContext::SetCamera(Scene::Camera* camera)
{
if (!camera->renderCamera) m_lastCamera = ResourceManager::INSTANCE->PrepareCamera(camera);
else m_lastCamera = static_cast<VulkanCamera*>(camera->renderCamera);
if (!camera->HasRenderResource()) m_lastCamera = ResourceManager::INSTANCE->PrepareCamera(camera);
else m_lastCamera = camera->GetRenderResource();
if (m_lastShader) m_lastCamera->Record(this);
}
}