From cc09dc2773a729ab361c58ea5fc70ff070d0b1d2 Mon Sep 17 00:00:00 2001 From: Jakob Bornecrantz Date: Mon, 26 Jul 2010 21:16:05 -0700 Subject: [PATCH] swrastg: Add SWRAST_NO_PRESENT option to not send updates to X server There seem to be a problem with this path and freeglut where the window wont open if SWRAST_NO_PRESENT is set to true. --- src/gallium/state_trackers/dri/sw/drisw.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/src/gallium/state_trackers/dri/sw/drisw.c b/src/gallium/state_trackers/dri/sw/drisw.c index 23e99aa0add..86297c3f80c 100644 --- a/src/gallium/state_trackers/dri/sw/drisw.c +++ b/src/gallium/state_trackers/dri/sw/drisw.c @@ -46,6 +46,8 @@ #include "dri1_helper.h" #include "drisw.h" +DEBUG_GET_ONCE_BOOL_OPTION(swrast_no_present, "SWRAST_NO_PRESENT", FALSE); +static boolean swrast_no_present = FALSE; static INLINE void get_drawable_info(__DRIdrawable *dPriv, int *w, int *h) @@ -95,6 +97,9 @@ drisw_present_texture(__DRIdrawable *dPriv, struct dri_screen *screen = dri_screen(drawable->sPriv); struct pipe_surface *psurf; + if (swrast_no_present) + return; + psurf = dri1_get_pipe_surface(drawable, ptex); if (!psurf) return; @@ -215,7 +220,8 @@ drisw_allocate_textures(struct dri_drawable *drawable, dri_drawable_get_format(drawable, statts[i], &format, &bind); - if (statts[i] != ST_ATTACHMENT_DEPTH_STENCIL) + /* if we don't do any present, no need for display targets */ + if (statts[i] != ST_ATTACHMENT_DEPTH_STENCIL && !swrast_no_present) bind |= PIPE_BIND_DISPLAY_TARGET; if (format == PIPE_FORMAT_NONE) @@ -261,6 +267,8 @@ drisw_init_screen(__DRIscreen * sPriv) screen->update_drawable_info = drisw_update_drawable_info; screen->flush_frontbuffer = drisw_flush_frontbuffer; + swrast_no_present = debug_get_option_swrast_no_present(); + sPriv->private = (void *)screen; sPriv->extensions = drisw_screen_extensions; -- 2.30.2