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egl: pass EGL_NO_CONTEXT to eglCreateImage for tfp

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When passing the EGL_NATIVE_PIXMAP_KHR target to eglCreateImage the
EGL_KHR_image_pixmap extension explicitly states that EGL_NO_CONTEXT
must also be passed so we are now careful to do this.

Reviewed-by: Neil Roberts <neil@linux.intel.com>
This commit is contained in:
Robert Bragg 2011-07-21 00:52:07 +01:00
parent b8503418ff
commit 6e6620e089
1 changed files with 11 additions and 1 deletions
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12
cogl/winsys/cogl-winsys-egl.c
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@ -1809,11 +1809,21 @@ _cogl_egl_create_image (CoglContext *ctx,
{
CoglDisplayEGL *egl_display = ctx->display->winsys;
CoglRendererEGL *egl_renderer = ctx->display->renderer->winsys;
EGLContext egl_ctx;
g_return_val_if_fail (egl_renderer->pf_eglCreateImage, EGL_NO_IMAGE_KHR);
/* The EGL_KHR_image_pixmap spec explicitly states that EGL_NO_CONTEXT must
* always be used in conjunction with the EGL_NATIVE_PIXMAP_KHR target */
#ifdef EGL_KHR_image_pixmap
if (target == EGL_NATIVE_PIXMAP_KHR)
egl_ctx = EGL_NO_CONTEXT;
else
#endif
egl_ctx = egl_display->egl_context;
return egl_renderer->pf_eglCreateImage (egl_renderer->edpy,
egl_display->egl_context,
egl_ctx,
target,
buffer,
attribs);