core: frontend: emu_window: Add TextureMailbox class.
This commit is contained in:
parent
571451bdfe
commit
0c82b00dfd
|
@ -12,6 +12,45 @@
|
|||
|
||||
namespace Core::Frontend {
|
||||
|
||||
struct Frame;
|
||||
/**
|
||||
* For smooth Vsync rendering, we want to always present the latest frame that the core generates,
|
||||
* but also make sure that rendering happens at the pace that the frontend dictates. This is a
|
||||
* helper class that the renderer can define to sync frames between the render thread and the
|
||||
* presentation thread
|
||||
*/
|
||||
class TextureMailbox {
|
||||
public:
|
||||
virtual ~TextureMailbox() = default;
|
||||
|
||||
/**
|
||||
* Recreate the render objects attached to this frame with the new specified width/height
|
||||
*/
|
||||
virtual void ReloadRenderFrame(Frontend::Frame* frame, u32 width, u32 height) = 0;
|
||||
|
||||
/**
|
||||
* Recreate the presentation objects attached to this frame with the new specified width/height
|
||||
*/
|
||||
virtual void ReloadPresentFrame(Frontend::Frame* frame, u32 width, u32 height) = 0;
|
||||
|
||||
/**
|
||||
* Render thread calls this to get an available frame to present
|
||||
*/
|
||||
virtual Frontend::Frame* GetRenderFrame() = 0;
|
||||
|
||||
/**
|
||||
* Render thread calls this after draw commands are done to add to the presentation mailbox
|
||||
*/
|
||||
virtual void ReleaseRenderFrame(Frame* frame) = 0;
|
||||
|
||||
/**
|
||||
* Presentation thread calls this to get the latest frame available to present. If there is no
|
||||
* frame available after timeout, returns the previous frame. If there is no previous frame it
|
||||
* returns nullptr
|
||||
*/
|
||||
virtual Frontend::Frame* TryGetPresentFrame(int timeout_ms) = 0;
|
||||
};
|
||||
|
||||
/**
|
||||
* Represents a graphics context that can be used for background computation or drawing. If the
|
||||
* graphics backend doesn't require the context, then the implementation of these methods can be
|
||||
|
@ -132,6 +171,8 @@ public:
|
|||
*/
|
||||
void UpdateCurrentFramebufferLayout(unsigned width, unsigned height);
|
||||
|
||||
std::unique_ptr<TextureMailbox> mailbox;
|
||||
|
||||
protected:
|
||||
EmuWindow();
|
||||
virtual ~EmuWindow();
|
||||
|
|
Reference in New Issue