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Diffstat (limited to 'src/gallium/winsys/xlib/xlib_softpipe.c')
-rw-r--r--src/gallium/winsys/xlib/xlib_softpipe.c74
1 files changed, 35 insertions, 39 deletions
diff --git a/src/gallium/winsys/xlib/xlib_softpipe.c b/src/gallium/winsys/xlib/xlib_softpipe.c
index 69a5dcc2b78..716338aef47 100644
--- a/src/gallium/winsys/xlib/xlib_softpipe.c
+++ b/src/gallium/winsys/xlib/xlib_softpipe.c
@@ -38,10 +38,11 @@
#undef ASSERT
#undef Elements
-#include "pipe/internal/p_winsys_screen.h"
+#include "util/u_simple_screen.h"
#include "pipe/p_format.h"
#include "pipe/p_context.h"
-#include "pipe/p_inlines.h"
+#include "util/u_inlines.h"
+#include "util/u_format.h"
#include "util/u_math.h"
#include "util/u_memory.h"
#include "softpipe/sp_winsys.h"
@@ -62,7 +63,7 @@ struct xm_buffer
XImage *tempImage;
#ifdef USE_XSHM
- int shm;
+ boolean shm; /** Is this a shared memory buffer? */
XShmSegmentInfo shminfo;
#endif
};
@@ -151,7 +152,7 @@ alloc_shm_ximage(struct xm_buffer *b, struct xmesa_buffer *xmb,
&b->shminfo,
width, height);
if (b->tempImage == NULL) {
- b->shm = 0;
+ b->shm = FALSE;
return;
}
@@ -168,12 +169,12 @@ alloc_shm_ximage(struct xm_buffer *b, struct xmesa_buffer *xmb,
mesaXErrorFlag = 0;
XDestroyImage(b->tempImage);
b->tempImage = NULL;
- b->shm = 0;
+ b->shm = FALSE;
(void) XSetErrorHandler(old_handler);
return;
}
- b->shm = 1;
+ b->shm = TRUE;
}
#endif /* USE_XSHM */
@@ -203,6 +204,14 @@ xm_buffer_destroy(struct pipe_buffer *buf)
{
struct xm_buffer *oldBuf = xm_buffer(buf);
+ /*
+ * Note oldBuf->data may point to one of three things:
+ * 1. XShm shared memory image data
+ * 2. User-provided (wrapped) memory, see xm_user_buffer_create()
+ * 3. Regular, malloc'd memory
+ * We need to be careful with freeing that data now.
+ */
+
if (oldBuf->data) {
#ifdef USE_XSHM
if (oldBuf->shminfo.shmid >= 0) {
@@ -212,12 +221,20 @@ xm_buffer_destroy(struct pipe_buffer *buf)
oldBuf->shminfo.shmid = -1;
oldBuf->shminfo.shmaddr = (char *) -1;
}
- else
+
+ if (oldBuf->shm) {
+ oldBuf->data = NULL;
+ }
+
+ if (oldBuf->tempImage) {
+ XDestroyImage(oldBuf->tempImage);
+ oldBuf->tempImage = NULL;
+ }
#endif
- {
- if (!oldBuf->userBuffer) {
- align_free(oldBuf->data);
- }
+
+ if (oldBuf->data && !oldBuf->userBuffer) {
+ /* this was regular malloc'd memory */
+ align_free(oldBuf->data);
}
oldBuf->data = NULL;
@@ -254,10 +271,10 @@ xlib_softpipe_display_surface(struct xmesa_buffer *b,
{
if (xm_buf->tempImage == NULL)
{
- assert(pf_get_blockwidth(surf->texture->format) == 1);
- assert(pf_get_blockheight(surf->texture->format) == 1);
+ assert(util_format_get_blockwidth(surf->texture->format) == 1);
+ assert(util_format_get_blockheight(surf->texture->format) == 1);
alloc_shm_ximage(xm_buf, b, spt->stride[surf->level] /
- pf_get_blocksize(surf->texture->format), surf->height);
+ util_format_get_blocksize(surf->texture->format), surf->height);
}
ximage = xm_buf->tempImage;
@@ -326,10 +343,8 @@ xm_buffer_create(struct pipe_winsys *pws,
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));
- }
+ /* align to 16-byte multiple for Cell */
+ buffer->data = align_malloc(size, max(alignment, 16));
return &buffer->base;
}
@@ -362,8 +377,8 @@ xm_surface_buffer_create(struct pipe_winsys *winsys,
const unsigned alignment = 64;
unsigned nblocksy, size;
- nblocksy = pf_get_nblocksy(format, height);
- *stride = align(pf_get_stride(format, width), alignment);
+ nblocksy = util_format_get_nblocksy(format, height);
+ *stride = align(util_format_get_stride(format, width), alignment);
size = *stride * nblocksy;
#ifdef USE_XSHM
@@ -483,28 +498,9 @@ fail:
}
-static struct pipe_context *
-xlib_create_softpipe_context( struct pipe_screen *screen,
- void *context_private )
-{
- struct pipe_context *pipe;
-
- pipe = softpipe_create(screen);
- if (pipe == NULL)
- goto fail;
-
- pipe->priv = context_private;
- return pipe;
-
-fail:
- /* Free stuff here */
- return NULL;
-}
-
struct xm_driver xlib_softpipe_driver =
{
.create_pipe_screen = xlib_create_softpipe_screen,
- .create_pipe_context = xlib_create_softpipe_context,
.display_surface = xlib_softpipe_display_surface
};