Attachment 10210 Details for Bug 11161 – Snippet from context.c with fix

Snippet from context.c with fix

context.c (text/x-csrc), 1.69 KB, created by James Burns on 2007-06-06 10:51:39 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: James Burns

Created: 2007-06-06 10:51:39 UTC

Size: 1.69 KB

patch

obsolete

>/**
> * Check if the given context can render into the given framebuffer
> * by checking visual attributes.
> *
> * XXX this may go away someday because we're moving toward more freedom
> * in binding contexts to drawables with different visual attributes.
> * The GL_EXT_f_b_o extension is prompting some of that.
> *
> * \return GL_TRUE if compatible, GL_FALSE otherwise.
> */
>static GLboolean
>check_compatible(const GLcontext *ctx, const GLframebuffer *buffer)
>{
>   const GLvisual *ctxvis = &ctx->Visual;
>   const GLvisual *bufvis = &buffer->Visual;
>
>   if (ctxvis == bufvis)
>      return GL_TRUE;
>
>   if (ctxvis->rgbMode != bufvis->rgbMode)
>      return GL_FALSE;
>#if 0
>   /* disabling this fixes the fgl_glxgears pbuffer demo */
>   if (ctxvis->doubleBufferMode && !bufvis->doubleBufferMode)
>      return GL_FALSE;
>#endif
>   if (ctxvis->stereoMode && !bufvis->stereoMode)
>      return GL_FALSE;
>   if (ctxvis->haveAccumBuffer && !bufvis->haveAccumBuffer)
>      return GL_FALSE;
>   if (ctxvis->haveDepthBuffer && !bufvis->haveDepthBuffer)
>      return GL_FALSE;
>   if (ctxvis->haveStencilBuffer && !bufvis->haveStencilBuffer)
>      return GL_FALSE;
>   if (ctxvis->redMask && ctxvis->redMask != bufvis->redMask)
>      return GL_FALSE;
>   if (ctxvis->greenMask && ctxvis->greenMask != bufvis->greenMask)
>      return GL_FALSE;
>   if (ctxvis->blueMask && ctxvis->blueMask != bufvis->blueMask)
>      return GL_FALSE;
>#if 0
>  // Comparison of depth bits not possible since they represent something
>  //   a little different.
>   if (ctxvis->depthBits && ctxvis->depthBits != bufvis->depthBits)
>      return GL_FALSE;
>#endif
>   if (ctxvis->stencilBits && ctxvis->stencilBits != bufvis->stencilBits)
>      return GL_FALSE;
>
>   return GL_TRUE;
>}
>
>
>

Actions: View

Attachments on bug 11161: 10210

Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.