Add example of using cl_khr_gl_sharing to do gl buffer sharing.

Signed-off-by: Chuanbo Weng <chuanbo.weng@intel.com>
Reviewed-by: Yang Rong <rong.r.yang@intel.com>

1 files changed, 15 insertions, 0 deletions

diff --git a/kernels/runtime_fill_gl_image.cl b/kernels/runtime_fill_gl_image.cl
new file mode 100644
index 00000000..79d40543
--- /dev/null
+++ b/kernels/runtime_fill_gl_image.cl
@@ -0,0 +1,15 @@
+__kernel void
+runtime_fill_gl_image(image2d_t img, int color)
+{
+  int2 coord;
+  float4 color_v4;
+  int lgid_x = get_group_id(0);
+  int lgid_y = get_group_id(1);
+  int num_groups_x = get_num_groups(0);
+  int num_groups_y = get_num_groups(1);
+
+  coord.x = get_global_id(0);
+  coord.y = get_global_id(1);
+  color_v4 = (float4)( lgid_x/(float)num_groups_x, lgid_y/(float)num_groups_y, 1.0, 1.0);
+  write_imagef(img, coord, color_v4);
+}