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st/dri: support EGL_MESA_image_drm: queryImage

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Signed-off-by: Jakob Bornecrantz <wallbraker@gmail.com>
This commit is contained in:
ben 2010-08-26 17:32:32 +02:00 • committed by Jakob Bornecrantz
parent a572e3198d
commit 1d61793824
1 changed files with 30 additions and 0 deletions
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30
src/gallium/state_trackers/dri/drm/dri2.c
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@ -437,6 +437,35 @@ dri2_create_image(__DRIscreen *_screen,
return img;
}
static GLboolean
dri2_query_image(__DRIimage *image, int attrib, int *value)
{
struct winsys_handle whandle;
memset(&whandle, 0, sizeof(whandle));
switch (attrib) {
case __DRI_IMAGE_ATTRIB_STRIDE:
image->texture->screen->resource_get_handle(image->texture->screen,
image->texture, &whandle);
*value = whandle.stride;
return GL_TRUE;
case __DRI_IMAGE_ATTRIB_HANDLE:
whandle.type = DRM_API_HANDLE_TYPE_KMS;
image->texture->screen->resource_get_handle(image->texture->screen,
image->texture, &whandle);
*value = whandle.handle;
return GL_TRUE;
case __DRI_IMAGE_ATTRIB_NAME:
whandle.type = DRM_API_HANDLE_TYPE_SHARED;
image->texture->screen->resource_get_handle(image->texture->screen,
image->texture, &whandle);
*value = whandle.handle;
return GL_TRUE;
default:
return GL_FALSE;
}
}
static void
dri2_destroy_image(__DRIimage *img)
{
@ -450,6 +479,7 @@ static struct __DRIimageExtensionRec dri2ImageExtension = {
dri2_create_image_from_renderbuffer,
dri2_destroy_image,
dri2_create_image,
dri2_query_image,
};
/*