2 files changed, 16 insertions, 1 deletions
diff --git a/Source/Core/VideoBackends/Software/SWRenderer.cpp b/Source/Core/VideoBackends/Software/SWRenderer.cpp
index 51433d311f..cde409d321 100644
--- a/Source/Core/VideoBackends/Software/SWRenderer.cpp
+++ b/Source/Core/VideoBackends/Software/SWRenderer.cpp
@@ -27,7 +27,8 @@
 namespace SW
 {
 SWRenderer::SWRenderer(std::unique_ptr<SWOGLWindow> window)
-    : ::Renderer(static_cast<int>(MAX_XFB_WIDTH), static_cast<int>(MAX_XFB_HEIGHT), 1.0f,
+    : ::Renderer(static_cast<int>(std::max(window->GetContext()->GetBackBufferWidth(), 1u)),
+                 static_cast<int>(std::max(window->GetContext()->GetBackBufferHeight(), 1u)), 1.0f,
                  AbstractTextureFormat::RGBA8),
       m_window(std::move(window))
 {
@@ -56,6 +57,18 @@ SWRenderer::CreateFramebuffer(AbstractTexture* color_attachment, AbstractTexture
                                static_cast<SWTexture*>(depth_attachment));
 }
 
+void SWRenderer::BindBackbuffer(const ClearColor& clear_color)
+{
+  // Look for framebuffer resizes
+  if (!m_surface_resized.TestAndClear())
+    return;
+
+  GLContext* context = m_window->GetContext();
+  context->Update();
+  m_backbuffer_width = context->GetBackBufferWidth();
+  m_backbuffer_height = context->GetBackBufferHeight();
+}
+
 class SWShader final : public AbstractShader
 {
 public:
diff --git a/Source/Core/VideoBackends/Software/SWRenderer.h b/Source/Core/VideoBackends/Software/SWRenderer.h
index f2434d92c0..7c47207326 100644
--- a/Source/Core/VideoBackends/Software/SWRenderer.h
+++ b/Source/Core/VideoBackends/Software/SWRenderer.h
@@ -27,6 +27,8 @@ public:
   std::unique_ptr<AbstractFramebuffer>
   CreateFramebuffer(AbstractTexture* color_attachment, AbstractTexture* depth_attachment) override;
 
+  void BindBackbuffer(const ClearColor& clear_color = {}) override;
+
   std::unique_ptr<AbstractShader> CreateShaderFromSource(ShaderStage stage,
                                                          std::string_view source) override;
   std::unique_ptr<AbstractShader> CreateShaderFromBinary(ShaderStage stage, const void* data,