On 06/22/2017 12:42 PM, Thomas Hellstrom wrote:
This method may be used by dri drivers to make sure all outstanding
buffer swaps have been flushed to hardware. Also add a dri3 implementation.
Signed-off-by: Thomas Hellstrom <thellst...@vmware.com>
---
include/GL/internal/dri_interface.h | 16 +++++++++++++++-
src/glx/dri3_glx.c | 29 +++++++++++++++++++++++++++++
2 files changed, 44 insertions(+), 1 deletion(-)
diff --git a/include/GL/internal/dri_interface.h
b/include/GL/internal/dri_interface.h
index fc2d4bb..ff70ba0 100644
--- a/include/GL/internal/dri_interface.h
+++ b/include/GL/internal/dri_interface.h
@@ -1690,7 +1690,7 @@ struct __DRIimageList {
};
#define __DRI_IMAGE_LOADER "DRI_IMAGE_LOADER"
-#define __DRI_IMAGE_LOADER_VERSION 1
+#define __DRI_IMAGE_LOADER_VERSION 2
struct __DRIimageLoaderExtensionRec {
__DRIextension base;
@@ -1726,6 +1726,20 @@ struct __DRIimageLoaderExtensionRec {
* into __DRIdri2ExtensionRec::createNewDrawable
*/
void (*flushFrontBuffer)(__DRIdrawable *driDrawable, void *loaderPrivate);
+
+ /**
+ * Flush swap buffers
+ *
+ * Make sure any outstanding swap buffers have been submitted to the
+ * device.
+ *
+ * \param driDrawable Drawable whose swaps need to be flushed
+ * \param loaderPrivate Loader's private data that was previously passed
+ * into __DRIdri2ExtensionRec::createNewDrawable
+ *
+ * \since 2
+ */
+ void (*flushSwapBuffers)(__DRIdrawable *driDrawable, void *loaderPrivate);
};
/**
diff --git a/src/glx/dri3_glx.c b/src/glx/dri3_glx.c
index 5091606..39ffcfa 100644
--- a/src/glx/dri3_glx.c
+++ b/src/glx/dri3_glx.c
@@ -502,6 +502,34 @@ dri3_flush_front_buffer(__DRIdrawable *driDrawable, void
*loaderPrivate)
loader_dri3_wait_gl(draw);
}
+/**
+ * Make sure all pending swapbuffers have been submitted to hardware
+ *
+ * \param driDrawable[in] Pointer to the dri drawable whose swaps we are
+ * flushing.
+ * \param loaderPrivate[in] Pointer to the corresponding struct
+ * loader_dri_drawable.
+ */
+static void
+dri3_flush_swap_buffers(__DRIdrawable *driDrawable, void *loaderPrivate)
+{
+ struct loader_dri3_drawable *draw = loaderPrivate;
+ struct dri3_drawable *pdraw = loader_drawable_to_dri3_drawable(draw);
+ struct dri3_screen *psc;
+ int64_t ust, msc, sbc;
The above variables are an unused leftover. Will be removed in v2.
/Thomas
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