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[Fix] (MG_Impl): preserve macOS surface during resize

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swung0x48
2026-06-29 21:07:12 +08:00
parent ef06d90b6b
commit cca4df17d9
11 changed files with 110 additions and 2 deletions
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MobileGL/MG_Impl/CGLImpl/CGLImpl.cpp
+19 -2
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@@ -256,6 +256,18 @@ namespace MobileGL::MG_Impl::CGLImpl {
object.HasDrawable = true;
return GetCurrentContext() == ctx ? MakeCurrentLocked(ctx, object) : kCGLNoError;
}
CGLError ResizeSurfaceLocked(ContextObject& object) {
if (object.Surface == EGL_NO_SURFACE) {
return kCGLBadDrawable;
}
return EGLImpl::ResizePlatformWindowSurface(
object.Display, object.Surface,
std::max<GLint>(object.SurfaceBackingSize[0], 1),
std::max<GLint>(object.SurfaceBackingSize[1], 1))
? kCGLNoError
: kCGLBadDrawable;
}
} // namespace
CGLError ChoosePixelFormat(const CGLPixelFormatAttribute* attribs, CGLPixelFormatObj* pix, GLint* npix) {
@@ -492,8 +504,8 @@ namespace MobileGL::MG_Impl::CGLImpl {
}
object->SurfaceBackingSize[0] = width;
object->SurfaceBackingSize[1] = height;
if (object->MetalLayer) {
return RecreateSurfaceLocked(ctx, *object);
if (object->MetalLayer && object->Surface != EGL_NO_SURFACE) {
return ResizeSurfaceLocked(*object);
}
return kCGLNoError;
}
@@ -653,6 +665,11 @@ namespace MobileGL::MG_Impl::CGLImpl {
object->HasDrawable = true;
return kCGLNoError;
}
if (object->Surface != EGL_NO_SURFACE && object->MetalLayer == metalLayer) {
object->View = nsView;
object->HasDrawable = true;
return ResizeSurfaceLocked(*object);
}
if (object->Surface != EGL_NO_SURFACE) {
EGLImpl::DestroySurface(object->Display, object->Surface);
object->Surface = EGL_NO_SURFACE;