[webkit-dev] WebGL :: Win32 => build successful and rendering assumed so => but white page

Tim Horton timothy_horton at apple.com
Thu Oct 3 09:15:54 PDT 2013

On 2013.10.03, at 09:06, Hugo Machefer <hugo.machefer at gmail.com> wrote:

> Dear all. Might not the best place  -here-  to describe my issue [Win32], but I don't know where exactly this shall be submitted, as a novice by WebKit. To recap, I managed to compile <WebKit-r156532> sources by Microsoft Visual Studio 2010 using CoreGraphics (ie without Cairo) in Debug mode. To activate WebGL, additionally, I have set: 

The AppleWin port (the one you describe) does not currently support WebGL. Much of the underlying mechanism is implemented, but there’s still some work required to actually display the result.

> #define ENABLE_WEBGL 1 
> #define WTF_USE_3D_GRAPHICS 1 
> #define WTF_USE_OPENGL 1 
> #define WTF_USE_OPENGL_ES_2 1 
> #define WTF_USE_EGL 1 
> I hope/guess this is the right approach => could anyone confirm ? Then LINK turns out to be "fortunate", by adding these libraries : translator_common.lib; libEGL.lib; libGLESv2.lib; preprocessor.lib; translator_glsl.lib; translator_hlsl.lib to WebKit sub-project.
> However, execution fails by http://get.webgl.org. Indeed, HTML content pretends : 
> Your browser supports WebGL
> However: a blank area is displayed in place of expected movic 3D based cube... 
> Apologize in case this concern forsooth comes to break any rule by lists.webkit.org , due to Windows matters...
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> webkit-dev at lists.webkit.org
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