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[Fix] (P14): serialize sessions on one backend turn and give each client surface its own native surface

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swung0x48
2026-10-02 01:38:20 -04:00
parent d5acece005
commit 0b314ddae7
10 changed files with 530 additions and 39 deletions
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MobileGL/MG_Backend/DirectGLES/BackendObject_DirectGLES.h
+12
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@@ -38,6 +38,7 @@ namespace MobileGL::MG_Backend::DirectGLES {
Bool InitializeEGLDisplay(EGLDisplay dpy, EGLint* major, EGLint* minor) override;
Bool CreateEGLWindowSurface(EGLSurface surface, const WindowHandle& handle) override;
Bool CreateEGLPbufferSurface(EGLSurface surface, EGLint width, EGLint height) override;
Bool ResizeEGLWindowSurface(EGLSurface surface, Uint32 width, Uint32 height) override;
Bool MakeEGLCurrent(EGLDisplay dpy, EGLSurface draw, EGLSurface read, EGLContext ctx) override;
Bool SwapEGLBuffers(EGLDisplay dpy, EGLSurface draw) override;
void ReleaseEGLSurface(EGLSurface surface) override;
@@ -57,8 +58,19 @@ namespace MobileGL::MG_Backend::DirectGLES {
void UpdateDynamicBackendParameters();
Bool InitPbufferSurface(EGLint width, EGLint height) override;
void OnEGLSurfaceReleased(EGLSurface surface) override;
void OnEGLSurfaceForgotten(EGLSurface surface) override;
// An existing native surface for the client surface being activated, re-bound; false when
// there is none yet (the caller creates it).
Bool RebindNativeSurfaceFor(EGLSurface surface);
// EGL: creating a surface does not change what is current. The creation bound the new
// surface natively; put the previous one back for the context that held it.
void RestoreSurfaceAfterCreation(EGLSurface previousNativeDraw);
Bool m_initialized = false;
// P14: ONE NATIVE SURFACE PER CLIENT SURFACE, created on its first activation and re-bound
// on every later one. A multi-window client switches surfaces every frame; making a new
// native surface each time leaked them and lost what the window had drawn.
UnorderedMap<EGLSurface, EGLSurface> m_nativeSurfaces;
MG_External::EGLFunctionsTable m_EGLFunctions;
MG_External::GLESFunctionsTable m_GLESFunctions;
MG_External::GLESCapabilities m_GLESCapabilities;