diff options
Diffstat (limited to 'src/mesa/drivers/dri/common/dri_util.c')
| -rw-r--r-- | src/mesa/drivers/dri/common/dri_util.c | 32 |
1 files changed, 24 insertions, 8 deletions
diff --git a/src/mesa/drivers/dri/common/dri_util.c b/src/mesa/drivers/dri/common/dri_util.c index e112720471..ae0e61e515 100644 --- a/src/mesa/drivers/dri/common/dri_util.c +++ b/src/mesa/drivers/dri/common/dri_util.c @@ -37,6 +37,9 @@ typedef GLboolean ( * PFNGLXGETMSCRATEOMLPROC) (__DRIdrawable *drawable, int32_t *numerator, int32_t *denominator); #endif +static void dri_get_drawable(__DRIdrawable *pdp); +static void dri_put_drawable(__DRIdrawable *pdp); + /** * This is just a token extension used to signal that the driver * supports setting a read drawable. @@ -127,7 +130,7 @@ static int driUnbindContext(__DRIcontext *pcp) return GL_FALSE; } - pdp->refcount--; + dri_put_drawable(pdp); if (prp != pdp) { if (prp->refcount == 0) { @@ -135,7 +138,7 @@ static int driUnbindContext(__DRIcontext *pcp) return GL_FALSE; } - prp->refcount--; + dri_put_drawable(prp); } @@ -170,10 +173,10 @@ static int driBindContext(__DRIcontext *pcp, pcp->driReadablePriv = prp; if (pdp) { pdp->driContextPriv = pcp; - pdp->refcount++; + dri_get_drawable(pdp); } if ( prp && pdp != prp ) { - prp->refcount++; + dri_get_drawable(prp); } } @@ -430,7 +433,7 @@ driCreateNewDrawable(__DRIscreen *psp, const __DRIconfig *config, pdp->loaderPrivate = data; pdp->hHWDrawable = hwDrawable; - pdp->refcount = 0; + pdp->refcount = 1; pdp->pStamp = NULL; pdp->lastStamp = 0; pdp->index = 0; @@ -483,12 +486,19 @@ dri2CreateNewDrawable(__DRIscreen *screen, return pdraw; } - -static void -driDestroyDrawable(__DRIdrawable *pdp) +static void dri_get_drawable(__DRIdrawable *pdp) +{ + pdp->refcount++; +} + +static void dri_put_drawable(__DRIdrawable *pdp) { __DRIscreenPrivate *psp; + pdp->refcount--; + if (pdp->refcount) + return; + if (pdp) { psp = pdp->driScreenPriv; (*psp->DriverAPI.DestroyBuffer)(pdp); @@ -504,6 +514,12 @@ driDestroyDrawable(__DRIdrawable *pdp) } } +static void +driDestroyDrawable(__DRIdrawable *pdp) +{ + dri_put_drawable(pdp); +} + /*@}*/ |