From f6ba26ff583fc0ea3e615521ddc26110e48a5d40 Mon Sep 17 00:00:00 2001 From: Simon Ser Date: Mon, 12 Apr 2021 11:58:31 +0200 Subject: render/gles2: implement texture_from_buffer Make it so wlr_gles2_texture is ref'counted (via wlr_buffer). This is similar to wlr_gles2_buffer or wlr_drm_fb work. When creating a wlr_texture from a wlr_buffer, first check if we already have a texture for the buffer. If so, increase the wlr_buffer ref'count and make sure any changes made by an external process are made visible (by invalidating the texture). When destroying a wlr_texture created from a wlr_buffer, decrease the ref'count, but keep the wlr_texture around in case the caller uses it again. When the wlr_buffer is destroyed, cleanup the wlr_texture. --- include/render/gles2.h | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'include/render/gles2.h') diff --git a/include/render/gles2.h b/include/render/gles2.h index 450235f0..39ec1da0 100644 --- a/include/render/gles2.h +++ b/include/render/gles2.h @@ -103,6 +103,10 @@ struct wlr_gles2_texture { // Only affects target == GL_TEXTURE_2D uint32_t drm_format; // used to interpret upload data + // If imported from a wlr_buffer + struct wlr_buffer *buffer; + + struct wl_listener buffer_destroy; }; const struct wlr_gles2_pixel_format *get_gles2_format_from_drm(uint32_t fmt); @@ -122,6 +126,8 @@ struct wlr_texture *gles2_texture_from_wl_drm(struct wlr_renderer *wlr_renderer, struct wl_resource *data); struct wlr_texture *gles2_texture_from_dmabuf(struct wlr_renderer *wlr_renderer, struct wlr_dmabuf_attributes *attribs); +struct wlr_texture *gles2_texture_from_buffer(struct wlr_renderer *wlr_renderer, + struct wlr_buffer *buffer); void push_gles2_debug_(struct wlr_gles2_renderer *renderer, const char *file, const char *func); -- cgit v1.2.3