Move the frequently-repeated code to get the pixmap that backs a drawable

    to a new function, exaGetDrawablePixmap().

4 files changed, 26 insertions, 59 deletions

diff --git a/exa/exa.c b/exa/exa.c
index 45de08e53..7c5ef9f7b 100644
--- a/exa/exa.c
+++ b/exa/exa.c
@@ -72,18 +72,21 @@ exaGetPixmapSize(PixmapPtr pPix)
     return 0;
 }
 
+PixmapPtr
+exaGetDrawablePixmap(DrawablePtr pDrawable)
+{
+     if (pDrawable->type == DRAWABLE_WINDOW)
+	return pDrawable->pScreen->GetWindowPixmap ((WindowPtr) pDrawable);
+     else
+	return (PixmapPtr) pDrawable;
+}	
+
 void
 exaDrawableDirty (DrawablePtr pDrawable)
 {
-    PixmapPtr pPixmap;
     ExaPixmapPrivPtr pExaPixmap;
 
-    if (pDrawable->type == DRAWABLE_WINDOW)
-	pPixmap = (*pDrawable->pScreen->GetWindowPixmap)((WindowPtr) pDrawable);
-    else
-	pPixmap = (PixmapPtr)pDrawable;
-
-    pExaPixmap = ExaGetPixmapPriv(pPixmap);
+    pExaPixmap = ExaGetPixmapPriv(exaGetDrawablePixmap (pDrawable));
     if (pExaPixmap != NULL)
 	pExaPixmap->dirty = TRUE;
 }
@@ -166,6 +169,12 @@ exaPixmapIsOffscreen(PixmapPtr p)
 	    pExaScr->info->card.memorySize);
 }
 
+Bool
+exaDrawableIsOffscreen (DrawablePtr pDrawable)
+{
+    return exaPixmapIsOffscreen (exaGetDrawablePixmap (pDrawable));
+}
+
 PixmapPtr
 exaGetOffscreenPixmap (DrawablePtr pDrawable, int *xp, int *yp)
 {
@@ -196,18 +205,6 @@ exaGetOffscreenPixmap (DrawablePtr pDrawable, int *xp, int *yp)
 	return NULL;
 }
 
-Bool
-exaDrawableIsOffscreen (DrawablePtr pDrawable)
-{
-    PixmapPtr	pPixmap;
-
-    if (pDrawable->type == DRAWABLE_WINDOW)
-	pPixmap = (*pDrawable->pScreen->GetWindowPixmap) ((WindowPtr) pDrawable);
-    else
-	pPixmap = (PixmapPtr) pDrawable;
-    return exaPixmapIsOffscreen (pPixmap);
-}
-
 void
 exaPrepareAccess(DrawablePtr pDrawable, int index)
 {
@@ -215,10 +212,7 @@ exaPrepareAccess(DrawablePtr pDrawable, int index)
     ExaScreenPriv  (pScreen);
     PixmapPtr	    pPixmap;
 
-    if (pDrawable->type == DRAWABLE_WINDOW)
-	pPixmap = (*pDrawable->pScreen->GetWindowPixmap) ((WindowPtr) pDrawable);
-    else
-	pPixmap = (PixmapPtr) pDrawable;
+    pPixmap = exaGetDrawablePixmap (pDrawable);
 
     if (index == EXA_PREPARE_DEST)
 	exaDrawableDirty (pDrawable);
@@ -248,10 +242,7 @@ exaFinishAccess(DrawablePtr pDrawable, int index)
     if (pExaScr->info->accel.FinishAccess == NULL)
 	return;
 
-    if (pDrawable->type == DRAWABLE_WINDOW)
-	pPixmap = (*pDrawable->pScreen->GetWindowPixmap) ((WindowPtr) pDrawable);
-    else
-	pPixmap = (PixmapPtr) pDrawable;
+    pPixmap = exaGetDrawablePixmap (pDrawable);
     if (!exaPixmapIsOffscreen (pPixmap))
 	return;
 
diff --git a/exa/exa_migration.c b/exa/exa_migration.c
index 42491247c..2acda24da 100644
--- a/exa/exa_migration.c
+++ b/exa/exa_migration.c
@@ -235,27 +235,13 @@ exaMoveOutPixmap (PixmapPtr pPixmap)
 void
 exaDrawableUseScreen(DrawablePtr pDrawable)
 {
-    PixmapPtr pPixmap;
-
-    if (pDrawable->type == DRAWABLE_WINDOW)
-	pPixmap = (*pDrawable->pScreen->GetWindowPixmap) ((WindowPtr) pDrawable);
-    else
-	pPixmap = (PixmapPtr) pDrawable;
-
-    exaPixmapUseScreen (pPixmap);
+    exaPixmapUseScreen (exaGetDrawablePixmap (pDrawable));
 }
 
 void
 exaDrawableUseMemory(DrawablePtr pDrawable)
 {
-    PixmapPtr pPixmap;
-
-    if (pDrawable->type == DRAWABLE_WINDOW)
-	pPixmap = (*pDrawable->pScreen->GetWindowPixmap) ((WindowPtr) pDrawable);
-    else
-	pPixmap = (PixmapPtr) pDrawable;
-
-    exaPixmapUseMemory (pPixmap);
+    exaPixmapUseMemory (exaGetDrawablePixmap (pDrawable));
 }
 
 void
diff --git a/exa/exa_priv.h b/exa/exa_priv.h
index 19bd2e79e..460c4da81 100644
--- a/exa/exa_priv.h
+++ b/exa/exa_priv.h
@@ -315,6 +315,9 @@ exaPixmapIsOffscreen(PixmapPtr p);
 PixmapPtr
 exaGetOffscreenPixmap (DrawablePtr pDrawable, int *xp, int *yp);
 
+PixmapPtr
+exaGetDrawablePixmap(DrawablePtr pDrawable);
+
 void
 exaMoveInPixmap (PixmapPtr pPixmap);
 
diff --git a/exa/exa_render.c b/exa/exa_render.c
index 49d73a3bf..4909a0fc4 100644
--- a/exa/exa_render.c
+++ b/exa/exa_render.c
@@ -253,12 +253,7 @@ exaTryDriverSolidFill(PicturePtr	pSrc,
 	return 0;
     }
 
-    if (pSrc->pDrawable->type == DRAWABLE_WINDOW)
-	pSrcPix = (*pSrc->pDrawable->pScreen->GetWindowPixmap)(
-	    (WindowPtr) (pSrc->pDrawable));
-    else
-	pSrcPix = (PixmapPtr) (pSrc->pDrawable);
-
+    pSrcPix = exaGetDrawablePixmap (pSrc->pDrawable);
 
     exaPrepareAccess(&pSrcPix->drawable, EXA_PREPARE_SRC);
     switch (pSrcPix->drawable.bitsPerPixel) {
@@ -385,19 +380,11 @@ exaTryDriverComposite(CARD8		op,
     }
 
     if (!pSrcPix && (!pMask || pMaskPix) && pExaScr->info->accel.UploadToScratch) {
-	if (pSrc->pDrawable->type == DRAWABLE_WINDOW)
-	    pSrcPix = (*pSrc->pDrawable->pScreen->GetWindowPixmap) (
-		(WindowPtr) pSrc->pDrawable);
-	else
-	    pSrcPix = (PixmapPtr) pSrc->pDrawable;
+	pSrcPix = exaGetDrawablePixmap (pSrc->pDrawable);
 	if ((*pExaScr->info->accel.UploadToScratch) (pSrcPix, &scratch))
 	    pSrcPix = &scratch;
     } else if (pSrcPix && pMask && !pMaskPix && pExaScr->info->accel.UploadToScratch) {
-	if (pMask->pDrawable->type == DRAWABLE_WINDOW)
-	    pMaskPix = (*pMask->pDrawable->pScreen->GetWindowPixmap) (
-		(WindowPtr) pMask->pDrawable);
-	else
-	    pMaskPix = (PixmapPtr) pMask->pDrawable;
+	pMaskPix = exaGetDrawablePixmap (pMask->pDrawable);
 	if ((*pExaScr->info->accel.UploadToScratch) (pMaskPix, &scratch))
 	    pMaskPix = &scratch;
     }