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swrastg: Add SWRAST_NO_PRESENT option to not send updates to X server

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There seem to be a problem with this path and freeglut where
the window wont open if SWRAST_NO_PRESENT is set to true.
This commit is contained in:
Jakob Bornecrantz 2010-07-26 21:16:05 -07:00
parent 7d349f588a
commit cc09dc2773
1 changed files with 9 additions and 1 deletions
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10
src/gallium/state_trackers/dri/sw/drisw.c
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@ -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;