kc3-lang/angle/src/libANGLE/renderer/gl/glx/PbufferSurfaceGLX.h

• Show log

  Commit

• Hash : 8c12874c
  Author :
  Date : 2024-09-12T11:26:29
  

  vulkan: add double buffer swapchain for fifo mode.
  
  Double buffer swapchain usually drop the performance.
  But at B* the default fps cap for silver device still at 30fps.
  This change is for reduce latency.
  
  Bug: b/311022968
  Change-Id: Ida4044f439bbe3f235d53f5d1d2f945533cbb094
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/5858255
  Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
  Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
  

Download

• src/libANGLE/renderer/gl/glx/PbufferSurfaceGLX.h

• //
  // Copyright 2015 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  
  // PBufferSurfaceGLX.h: GLX implementation of egl::Surface for PBuffers
  
  #ifndef LIBANGLE_RENDERER_GL_GLX_PBUFFERSURFACEGLX_H_
  #define LIBANGLE_RENDERER_GL_GLX_PBUFFERSURFACEGLX_H_
  
  #include "libANGLE/renderer/gl/glx/SurfaceGLX.h"
  #include "libANGLE/renderer/gl/glx/platform_glx.h"
  
  namespace rx
  {
  
  class FunctionsGLX;
  
  class PbufferSurfaceGLX : public SurfaceGLX
  {
    public:
      PbufferSurfaceGLX(const egl::SurfaceState &state,
                        EGLint width,
                        EGLint height,
                        bool largest,
                        const FunctionsGLX &glx,
                        glx::FBConfig fbConfig);
      ~PbufferSurfaceGLX() override;
  
      egl::Error initialize(const egl::Display *display) override;
      egl::Error makeCurrent(const gl::Context *context) override;
  
      egl::Error swap(const gl::Context *context) override;
      egl::Error postSubBuffer(const gl::Context *context,
                               EGLint x,
                               EGLint y,
                               EGLint width,
                               EGLint height) override;
      egl::Error querySurfacePointerANGLE(EGLint attribute, void **value) override;
      egl::Error bindTexImage(const gl::Context *context,
                              gl::Texture *texture,
                              EGLint buffer) override;
      egl::Error releaseTexImage(const gl::Context *context, EGLint buffer) override;
      void setSwapInterval(const egl::Display *display, EGLint interval) override;
  
      EGLint getWidth() const override;
      EGLint getHeight() const override;
  
      EGLint isPostSubBufferSupported() const override;
      EGLint getSwapBehavior() const override;
  
      egl::Error checkForResize() override;
      glx::Drawable getDrawable() const override;
  
    private:
      unsigned mWidth;
      unsigned mHeight;
      bool mLargest;
  
      const FunctionsGLX &mGLX;
      glx::FBConfig mFBConfig;
      glx::Pbuffer mPbuffer;
  };
  
  }  // namespace rx
  
  #endif  // LIBANGLE_RENDERER_GL_GLX_PBUFFERSURFACEGLX_H_
  

Download