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[Feat] (MG_Backend/DirectVulkan): VkClearManager

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swung0x48
2026-02-25 16:12:33 +08:00
parent 6e7907f183
commit e2e52965df
5 changed files with 139 additions and 1 deletions
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CMakeLists.txt
+2 -1
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@@ -225,10 +225,11 @@ set(SOURCE_FILES
MobileGL/MG_Backend/DirectVulkan/Renderer/VertexInputStateBuilder.cpp
MobileGL/MG_Backend/DirectVulkan/Renderer/VertexInputStateFactory.cpp
MobileGL/MG_Backend/DirectVulkan/Renderer/VkBufferObject.cpp
MobileGL/MG_Backend/DirectVulkan/Renderer/VkRenderTargetManager.cpp
MobileGL/MG_Backend/DirectVulkan/Renderer/VkRenderTargetManager.cpp
MobileGL/MG_Backend/DirectVulkan/Renderer/VkRenderPassManager.cpp
MobileGL/MG_Backend/DirectVulkan/Renderer/VkTextureManager.cpp
MobileGL/MG_Backend/DirectVulkan/Renderer/VkSamplerManager.cpp
MobileGL/MG_Backend/DirectVulkan/Renderer/VkClearManager.cpp
MobileGL/MG_State/GLState/Core.cpp
MobileGL/MG_State/GLState/ErrorState/Error.cpp
MobileGL/MG_Backend/DirectVulkan/Renderer/VkClearManager.cpp
+85
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@@ -0,0 +1,85 @@
// MobileGL - MobileGL/MG_Backend/DirectVulkan/Renderer/VkClearManager.cpp
// Copyright (c) 2025-2026 MobileGL-Dev
// Licensed under the GNU Lesser General Public License v3.0:
// https://www.gnu.org/licenses/gpl-3.0.txt
// https://www.gnu.org/licenses/lgpl-3.0.txt
// SPDX-License-Identifier: LGPL-3.0-only
// End of Source File Header
#include "VkClearManager.h"
namespace MobileGL::MG_Backend::DirectVulkan {
Bool VkClearManager::Initialize() {
return true;
}
void VkClearManager::Shutdown() {
}
void VkClearManager::QueueClear(GLbitfield mask, const ClearFramebufferPayload& clearPayload,
MG_State::GLState::FramebufferObject& drawFbo) {
if (mask & GL_COLOR_BUFFER_BIT) {
auto& drawbufs = drawFbo.GetDrawBuffers();
// This should automatically work on default & offscreen FBO
for (auto drawbuf: drawbufs) {
if (drawbuf == FramebufferAttachmentType::None ||
drawFbo.GetAttachment(drawbuf).IsRenderbuffer())
continue;
QueueClear({
.color = clearPayload.color,
.attachmentType = drawbuf
}, drawFbo.GetAttachment(drawbuf).GetTexture());
}
}
if (mask & GL_DEPTH_BUFFER_BIT &&
!drawFbo.GetAttachment(FramebufferAttachmentType::Depth).IsRenderbuffer()) {
QueueClear({
.depth = clearPayload.depth,
.attachmentType = FramebufferAttachmentType::Depth,
}, drawFbo.GetAttachment(FramebufferAttachmentType::Depth).GetTexture());
}
if (mask & GL_STENCIL_BUFFER_BIT &&
!drawFbo.GetAttachment(FramebufferAttachmentType::Stencil).IsRenderbuffer()) {
QueueClear({
.stencil = clearPayload.stencil,
.attachmentType = FramebufferAttachmentType::Stencil,
}, drawFbo.GetAttachment(FramebufferAttachmentType::Depth).GetTexture());
}
}
void VkClearManager::QueueClear(const ClearAttachmentPayload& clearPayload,
const SharedPtr<MG_State::GLState::ITextureObject>& texture) {
WeakPtr weakTexturePtr = texture;
if (weakTexturePtr.expired())
return;
auto* pTexture = weakTexturePtr.lock().get();
m_aliveObjects[pTexture] = weakTexturePtr;
m_pendingClears[pTexture] = clearPayload;
}
Bool VkClearManager::DequeueClear(MG_State::GLState::ITextureObject* texture, ClearAttachmentPayload& outPayload) {
if (m_aliveObjects.find(texture) == m_aliveObjects.end())
return false;
outPayload = m_pendingClears[texture];
m_aliveObjects.erase(texture);
m_pendingClears.erase(texture);
return true;
}
SizeT VkClearManager::CollectGarbage() {
SizeT count = 0;
for (const auto& [raw, weak]: m_aliveObjects) {
if (weak.expired()) {
count++;
m_pendingClears.erase(raw);
m_aliveObjects.erase(raw);
}
}
return count;
}
} // namespace MobileGL::MG_Backend::DirectVulkan
MobileGL/MG_Backend/DirectVulkan/Renderer/VkClearManager.h
+49
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@@ -0,0 +1,49 @@
// MobileGL - MobileGL/MG_Backend/DirectVulkan/Renderer/VkClearManager.h
// Copyright (c) 2025-2026 MobileGL-Dev
// Licensed under the GNU Lesser General Public License v3.0:
// https://www.gnu.org/licenses/gpl-3.0.txt
// https://www.gnu.org/licenses/lgpl-3.0.txt
// SPDX-License-Identifier: LGPL-3.0-only
// End of Source File Header
#pragma once
#include "../VkIncludes.h"
#include "../VulkanRendererConfig.h"
#include "MG_State/GLState/FramebufferState/FramebufferObject.h"
#include "MG_Util/Math/VectorTypes.h"
#include <Includes.h>
namespace MobileGL::MG_Backend::DirectVulkan {
struct ClearFramebufferPayload {
FloatVec4 color;
Float depth{};
Uint32 stencil{};
};
struct ClearAttachmentPayload {
union {
FloatVec4 color;
Float depth{};
Uint32 stencil;
};
FramebufferAttachmentType attachmentType = FramebufferAttachmentType::Color0;
};
class VkClearManager {
public:
Bool Initialize();
void Shutdown();
void QueueClear(GLbitfield mask, const ClearFramebufferPayload& clearPayload, MG_State::GLState::FramebufferObject& drawFbo);
void QueueClear(
const ClearAttachmentPayload& clearPayload,
const SharedPtr<MG_State::GLState::ITextureObject>& texture);
Bool DequeueClear(MG_State::GLState::ITextureObject* texture, ClearAttachmentPayload& outPayload);
SizeT CollectGarbage();
private:
UnorderedMap<MG_State::GLState::ITextureObject*, ClearAttachmentPayload> m_pendingClears;
UnorderedMap<MG_State::GLState::ITextureObject*, WeakPtr<MG_State::GLState::ITextureObject>> m_aliveObjects;
};
} // namespace MobileGL::MG_Backend::DirectVulkan
MobileGL/MG_State/GLState/FramebufferState/FramebufferObject.h
+1
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@@ -62,6 +62,7 @@ namespace MobileGL {
Color29,
Color30,
Color31,
ColorMax = Color31,
FramebufferAttachmentTypeCount,
Unknown = -1
MobileGL/MG_Util/Types.h
+2
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@@ -42,6 +42,8 @@ namespace MobileGL {
using SharedPtr = std::shared_ptr<T>;
template <typename T>
using UniquePtr = std::unique_ptr<T>;
template <typename T>
using WeakPtr = std::weak_ptr<T>;
template <typename T, typename... Args>
inline SharedPtr<T> MakeShared(Args&&... args) {
return std::make_shared<T>(std::forward<Args>(args)...);