render: introduce wlr_renderer_get_dmabuf_render_formats

It describes which DMA-BUF formats can be used to render.

3 files changed, 14 insertions, 0 deletions

diff --git a/include/render/wlr_renderer.h b/include/render/wlr_renderer.h
index 0ef1ef82..8e113ac8 100644
--- a/include/render/wlr_renderer.h
+++ b/include/render/wlr_renderer.h
@@ -4,5 +4,11 @@
 #include <wlr/render/wlr_renderer.h>
 
 bool wlr_renderer_bind_buffer(struct wlr_renderer *r, struct wlr_buffer *buffer);
+/**
+ * Get the DMA-BUF formats supporting rendering usage. Buffers allocated with
+ * a format from this list may be attached via wlr_renderer_bind_buffer.
+ */
+const struct wlr_drm_format_set *wlr_renderer_get_dmabuf_render_formats(
+	struct wlr_renderer *renderer);
 
 #endif
diff --git a/include/wlr/render/egl.h b/include/wlr/render/egl.h
index 4ab672d3..f2d04049 100644
--- a/include/wlr/render/egl.h
+++ b/include/wlr/render/egl.h
@@ -78,6 +78,7 @@ struct wlr_egl {
 	struct wl_display *wl_display;
 
 	struct wlr_drm_format_set dmabuf_formats;
+	struct wlr_drm_format_set dmabuf_render_formats;
 	EGLBoolean **external_only_dmabuf_formats;
 };
 
@@ -126,6 +127,11 @@ EGLImageKHR wlr_egl_create_image_from_dmabuf(struct wlr_egl *egl,
  * Get DMA-BUF formats suitable for sampling usage.
  */
 const struct wlr_drm_format_set *wlr_egl_get_dmabuf_formats(struct wlr_egl *egl);
+/**
+ * Get DMA-BUF formats suitable for rendering usage.
+ */
+const struct wlr_drm_format_set *wlr_egl_get_dmabuf_render_formats(
+	struct wlr_egl *egl);
 
 bool wlr_egl_export_image_to_dmabuf(struct wlr_egl *egl, EGLImageKHR image,
 	int32_t width, int32_t height, uint32_t flags,
diff --git a/include/wlr/render/interface.h b/include/wlr/render/interface.h
index 625ab198..44b5a48c 100644
--- a/include/wlr/render/interface.h
+++ b/include/wlr/render/interface.h
@@ -52,6 +52,8 @@ struct wlr_renderer_impl {
 		struct wl_resource *buffer, int *width, int *height);
 	const struct wlr_drm_format_set *(*get_dmabuf_formats)(
 		struct wlr_renderer *renderer);
+	const struct wlr_drm_format_set *(*get_dmabuf_render_formats)(
+		struct wlr_renderer *renderer);
 	enum wl_shm_format (*preferred_read_format)(struct wlr_renderer *renderer);
 	bool (*read_pixels)(struct wlr_renderer *renderer, enum wl_shm_format fmt,
 		uint32_t *flags, uint32_t stride, uint32_t width, uint32_t height,