Module: Mesa
Branch: gallium-mesa-7.4
Commit: 269bbd9ca984efbb64b952e3b7f942ec07e9435c
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=269bbd9ca984efbb64b952e3b7f942ec07e9435c
Author: Michel Dänzer <daen...@vmware.com>
Date: Thu Feb 19 19:52:59 2009 +0100
gallium/winsys/xlib: Fix build with USE_XSHM undefined.
---
src/gallium/winsys/xlib/xlib_softpipe.c | 38 ++++++++++++++++++++++++------
1 files changed, 30 insertions(+), 8 deletions(-)
diff --git a/src/gallium/winsys/xlib/xlib_softpipe.c
b/src/gallium/winsys/xlib/xlib_softpipe.c
index c0bf370..58c9b0b 100644
--- a/src/gallium/winsys/xlib/xlib_softpipe.c
+++ b/src/gallium/winsys/xlib/xlib_softpipe.c
@@ -60,8 +60,10 @@ struct xm_buffer
void *mapped;
XImage *tempImage;
+#ifdef USE_XSHM
int shm;
XShmSegmentInfo shminfo;
+#endif
};
@@ -72,7 +74,9 @@ struct xmesa_pipe_winsys
{
struct pipe_winsys base;
/* struct xmesa_visual *xm_visual; */
+#ifdef USE_XSHM
int shm;
+#endif
};
@@ -88,7 +92,13 @@ xm_buffer( struct pipe_buffer *buf )
/**
* X Shared Memory Image extension code
*/
+#ifdef USE_XSHM
#define XSHM_ENABLED(b) ((b)->shm)
+#else
+#define XSHM_ENABLED(b) 0
+#endif
+
+#ifdef USE_XSHM
static volatile int mesaXErrorFlag = 0;
@@ -171,6 +181,8 @@ alloc_shm_ximage(struct xm_buffer *b, struct xmesa_buffer
*xmb,
}
}
+#endif /* USE_XSHM */
+
/* Most callbacks map direcly onto dri_bufmgr operations:
@@ -198,6 +210,7 @@ xm_buffer_destroy(struct pipe_winsys *pws,
struct xm_buffer *oldBuf = xm_buffer(buf);
if (oldBuf->data) {
+#ifdef USE_XSHM
if (oldBuf->shminfo.shmid >= 0) {
shmdt(oldBuf->shminfo.shmaddr);
shmctl(oldBuf->shminfo.shmid, IPC_RMID, 0);
@@ -206,6 +219,7 @@ xm_buffer_destroy(struct pipe_winsys *pws,
oldBuf->shminfo.shmaddr = (char *) -1;
}
else
+#endif
{
if (!oldBuf->userBuffer) {
align_free(oldBuf->data);
@@ -219,7 +233,6 @@ xm_buffer_destroy(struct pipe_winsys *pws,
}
-
/**
* Display/copy the image in the surface into the X window specified
* by the XMesaBuffer.
@@ -241,20 +254,25 @@ xlib_softpipe_display_surface(struct xmesa_buffer *b,
if (no_swap)
return;
+#ifdef USE_XSHM
if (XSHM_ENABLED(xm_buf) && (xm_buf->tempImage == NULL)) {
assert(surf->block.width == 1);
assert(surf->block.height == 1);
alloc_shm_ximage(xm_buf, b, surf->stride/surf->block.size, surf->height);
}
+#endif
ximage = (XSHM_ENABLED(xm_buf)) ? xm_buf->tempImage : b->tempImage;
ximage->data = xm_buf->data;
/* display image in Window */
+#ifdef USE_XSHM
if (XSHM_ENABLED(xm_buf)) {
XShmPutImage(b->xm_visual->display, b->drawable, b->gc,
ximage, 0, 0, 0, 0, surf->width, surf->height, False);
- } else {
+ } else
+#endif
+ {
/* check that the XImage has been previously initialized */
assert(ximage->format);
assert(ximage->bitmap_unit);
@@ -299,12 +317,9 @@ xm_buffer_create(struct pipe_winsys *pws,
unsigned size)
{
struct xm_buffer *buffer = CALLOC_STRUCT(xm_buffer);
+#ifdef USE_XSHM
struct xmesa_pipe_winsys *xpws = (struct xmesa_pipe_winsys *) pws;
- buffer->base.refcount = 1;
- buffer->base.alignment = alignment;
- buffer->base.usage = usage;
- buffer->base.size = size;
buffer->shminfo.shmid = -1;
buffer->shminfo.shmaddr = (char *) -1;
@@ -313,12 +328,17 @@ xm_buffer_create(struct pipe_winsys *pws,
if (alloc_shm(buffer, size)) {
buffer->data = buffer->shminfo.shmaddr;
+ buffer->shm = 1;
}
}
+#endif
- if (buffer->data == NULL) {
- buffer->shm = 0;
+ buffer->base.refcount = 1;
+ buffer->base.alignment = alignment;
+ buffer->base.usage = usage;
+ buffer->base.size = size;
+ if (buffer->data == NULL) {
/* align to 16-byte multiple for Cell */
buffer->data = align_malloc(size, max(alignment, 16));
}
@@ -338,7 +358,9 @@ xm_user_buffer_create(struct pipe_winsys *pws, void *ptr,
unsigned bytes)
buffer->base.size = bytes;
buffer->userBuffer = TRUE;
buffer->data = ptr;
+#ifdef USE_XSHM
buffer->shm = 0;
+#endif
return &buffer->base;
}
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