vl: Add rotation v3

v2: rotate in gen_rect_verts instead
v3: clear rotate in vl_compositor_clear_layers,
    update calc_drawn_area as well

Signed-off-by: Kusanagi Kouichi <[email protected]>
Signed-off-by: Christian König <[email protected]>

1 files changed, 18 insertions, 0 deletions

diff --git a/src/gallium/auxiliary/vl/vl_compositor.h b/src/gallium/auxiliary/vl/vl_compositor.h
index 97cbef03fa0..934b634b390 100644
--- a/src/gallium/auxiliary/vl/vl_compositor.h
+++ b/src/gallium/auxiliary/vl/vl_compositor.h
@@ -53,6 +53,15 @@ enum vl_compositor_deinterlace
    VL_COMPOSITOR_BOB_BOTTOM
 };
 
+/* clockwise degree */
+enum vl_compositor_rotation
+{
+   VL_COMPOSITOR_ROTATE_0,
+   VL_COMPOSITOR_ROTATE_90,
+   VL_COMPOSITOR_ROTATE_180,
+   VL_COMPOSITOR_ROTATE_270
+};
+
 struct vl_compositor_layer
 {
    bool clearing;
@@ -70,6 +79,7 @@ struct vl_compositor_layer
    } src, dst;
    struct vertex2f zw;
    struct vertex4f colors[4];
+   enum vl_compositor_rotation rotate;
 };
 
 struct vl_compositor_state
@@ -216,6 +226,14 @@ vl_compositor_set_rgba_layer(struct vl_compositor_state *state,
                              struct u_rect *dst_rect,
                              struct vertex4f *colors);
 
+/**
+ * set the layer rotation
+ */
+void
+vl_compositor_set_layer_rotation(struct vl_compositor_state *state,
+                                 unsigned layer,
+                                 enum vl_compositor_rotation rotate);
+
 /*@}*/
 
 /**