From 0ad9d8b5384c64ed57eed986af42508be5467e69 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Tue, 12 Oct 2010 08:54:54 -0600 Subject: st/xlib: add some comments --- src/gallium/state_trackers/glx/xlib/xm_st.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/src/gallium/state_trackers/glx/xlib/xm_st.c b/src/gallium/state_trackers/glx/xlib/xm_st.c index 4d0f5e6625..e7466bdbee 100644 --- a/src/gallium/state_trackers/glx/xlib/xm_st.c +++ b/src/gallium/state_trackers/glx/xlib/xm_st.c @@ -196,7 +196,13 @@ xmesa_st_framebuffer_validate_textures(struct st_framebuffer_iface *stfbi, /** + * Check that a framebuffer's attachments match the window's size. + * * Called via st_framebuffer_iface::validate() + * + * \param statts array of framebuffer attachments + * \param count number of framebuffer attachments in statts[] + * \param out returns resources for each of the attachments */ static boolean xmesa_st_framebuffer_validate(struct st_framebuffer_iface *stfbi, @@ -209,9 +215,11 @@ xmesa_st_framebuffer_validate(struct st_framebuffer_iface *stfbi, boolean resized; boolean ret; + /* build mask of ST_ATTACHMENT bits */ statt_mask = 0x0; for (i = 0; i < count; i++) statt_mask |= 1 << statts[i]; + /* record newly allocated textures */ new_mask = statt_mask & ~xstfb->texture_mask; -- cgit v1.2.3