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-rw-r--r--src/mesa/state_tracker/st_cb_bitmap.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/src/mesa/state_tracker/st_cb_bitmap.c b/src/mesa/state_tracker/st_cb_bitmap.c
index 63dbdb29be3..36fffe90dc5 100644
--- a/src/mesa/state_tracker/st_cb_bitmap.c
+++ b/src/mesa/state_tracker/st_cb_bitmap.c
@@ -675,11 +675,12 @@ st_flush_bitmap_cache(struct st_context *st)
* \return GL_TRUE for success, GL_FALSE if bitmap is too large, etc.
*/
static GLboolean
-accum_bitmap(struct st_context *st,
+accum_bitmap(struct gl_context *ctx,
GLint x, GLint y, GLsizei width, GLsizei height,
const struct gl_pixelstore_attrib *unpack,
const GLubyte *bitmap )
{
+ struct st_context *st = ctx->st;
struct bitmap_cache *cache = st->bitmap.cache;
int px = -999, py = -999;
const GLfloat z = st->ctx->Current.RasterPos[2];
@@ -729,9 +730,17 @@ accum_bitmap(struct st_context *st,
/* create the transfer if needed */
create_cache_trans(st);
+ /* PBO source... */
+ bitmap = _mesa_map_pbo_source(ctx, unpack, bitmap);
+ if (!bitmap) {
+ return FALSE;
+ }
+
unpack_bitmap(st, px, py, width, height, unpack, bitmap,
cache->buffer, BITMAP_CACHE_WIDTH);
+ _mesa_unmap_pbo_source(ctx, unpack);
+
return GL_TRUE; /* accumulated */
}
@@ -764,7 +773,7 @@ st_Bitmap(struct gl_context *ctx, GLint x, GLint y,
semantic_indexes);
}
- if (UseBitmapCache && accum_bitmap(st, x, y, width, height, unpack, bitmap))
+ if (UseBitmapCache && accum_bitmap(ctx, x, y, width, height, unpack, bitmap))
return;
pt = make_bitmap_texture(ctx, width, height, unpack, bitmap);