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[Perf] (MG_Backend/DirectGLES): use version to skip unnecessary FBO sync

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swung0x48
2026-02-03 17:29:10 +08:00
parent 522d5ad9f7
commit ca23fe4d6f
3 changed files with 9 additions and 2 deletions
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MobileGL/MG_Backend/DirectGLES/DirectGLES.cpp
+7 -2
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@@ -242,7 +242,12 @@ namespace MobileGL::MG_Backend::DirectGLES {
MG_State::GLState::FramebufferObject* lastUpdatedFBO = nullptr; MG_State::GLState::FramebufferObject* lastUpdatedFBO = nullptr;
for (auto target : fboTargets) { for (auto target : fboTargets) {
auto currentFBO = MG_State::pGLContext->GetFramebufferBindingSlot(target).GetBoundObject(); auto slot = MG_State::pGLContext->GetFramebufferBindingSlot(target);
auto version = slot.GetVersion();
if (version == g_fboBindVersions[SizeT(target)])
continue;
auto currentFBO = slot.GetBoundObject();
if (!currentFBO) { if (!currentFBO) {
MGLOG_E("No FBO is currently bound, cannot sync current FBO."); MGLOG_E("No FBO is currently bound, cannot sync current FBO.");
@@ -269,7 +274,7 @@ namespace MobileGL::MG_Backend::DirectGLES {
backendFBOObject->SyncToBackend(currentFBO, target); backendFBOObject->SyncToBackend(currentFBO, target);
} }
backendFBOObject->Bind(target); // backendFBOObject->Bind(target);
lastUpdatedFBO = currentFBO.get(); lastUpdatedFBO = currentFBO.get();
} }
MobileGL/MG_Backend/DirectGLES/Managers.cpp
+1
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@@ -987,6 +987,7 @@ namespace MobileGL::MG_Backend::DirectGLES {
UnorderedMap<SharedPtr<MG_State::GLState::FramebufferObject>, SharedPtr<BackendFramebufferObject>> UnorderedMap<SharedPtr<MG_State::GLState::FramebufferObject>, SharedPtr<BackendFramebufferObject>>
g_backendFramebufferObjects; g_backendFramebufferObjects;
Array<Uint16, SizeT(FramebufferTarget::FramebufferTargetCount)> g_fboBindVersions = {0};
} // namespace FramebufferImpl } // namespace FramebufferImpl
namespace PrgramImpl { namespace PrgramImpl {
MobileGL/MG_Backend/DirectGLES/Managers.h
+1
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@@ -170,6 +170,7 @@ namespace MobileGL::MG_Backend::DirectGLES {
extern UnorderedMap<SharedPtr<MG_State::GLState::FramebufferObject>, SharedPtr<BackendFramebufferObject>> extern UnorderedMap<SharedPtr<MG_State::GLState::FramebufferObject>, SharedPtr<BackendFramebufferObject>>
g_backendFramebufferObjects; g_backendFramebufferObjects;
extern Array<Uint16, SizeT(FramebufferTarget::FramebufferTargetCount)> g_fboBindVersions;
} // namespace FramebufferImpl } // namespace FramebufferImpl
namespace PrgramImpl { namespace PrgramImpl {