[webkit-changes] [WebKit/WebKit] a23e49: [GTK][WPE] WebGL: preserve drawing buffer is not w...

[Carlos Garcia Campos]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: a23e499931b938526f5d2a89565d808dcca00b3e
      https://github.com/WebKit/WebKit/commit/a23e499931b938526f5d2a89565d808dcca00b3e
  Author: Carlos Garcia Campos <cgarcia at igalia.com>
  Date:   2023-06-26 (Mon, 26 Jun 2023)

  Changed paths:
    M LayoutTests/platform/glib/TestExpectations
    M Source/WebCore/platform/graphics/texmap/GraphicsContextGLTextureMapperANGLE.cpp

  Log Message:
  -----------
  [GTK][WPE] WebGL: preserve drawing buffer is not working
https://bugs.webkit.org/show_bug.cgi?id=258294

Reviewed by Alejandro G. Castro.

Create the texture and fbo for the preserve drawing buffer and handle it
when preparing the texture and resizing the drawing buffer.

* LayoutTests/platform/glib/TestExpectations:
* Source/WebCore/platform/graphics/texmap/GraphicsContextGLTextureMapperANGLE.cpp:
(WebCore::GraphicsContextGLANGLE::~GraphicsContextGLANGLE):
(WebCore::GraphicsContextGLTextureMapperANGLE::platformInitialize):
(WebCore::GraphicsContextGLTextureMapperANGLE::prepareTexture):
(WebCore::GraphicsContextGLTextureMapperANGLE::reshapeDrawingBuffer):

Canonical link: https://commits.webkit.org/265513@main