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Diffstat (limited to 'mesalib/src/mesa/state_tracker/st_context.c')
-rw-r--r--mesalib/src/mesa/state_tracker/st_context.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/mesalib/src/mesa/state_tracker/st_context.c b/mesalib/src/mesa/state_tracker/st_context.c
index 0245fd92b..19d9da131 100644
--- a/mesalib/src/mesa/state_tracker/st_context.c
+++ b/mesalib/src/mesa/state_tracker/st_context.c
@@ -65,6 +65,7 @@
#include "util/u_inlines.h"
#include "util/u_upload_mgr.h"
#include "cso_cache/cso_context.h"
+#include "util/u_vbuf.h"
DEBUG_GET_ONCE_BOOL_OPTION(mesa_mvp_dp4, "MESA_MVP_DP4", FALSE)
@@ -111,6 +112,29 @@ st_get_msaa(void)
}
+static void st_init_vbuf(struct st_context *st)
+{
+ struct u_vbuf_caps caps;
+
+ u_vbuf_get_caps(st->pipe->screen, &caps);
+
+ /* Create u_vbuf if there is anything unsupported. */
+ if (!caps.buffer_offset_unaligned ||
+ !caps.buffer_stride_unaligned ||
+ !caps.velem_src_offset_unaligned ||
+ !caps.format_fixed32 ||
+ !caps.format_float16 ||
+ !caps.format_float64 ||
+ !caps.format_norm32 ||
+ !caps.format_scaled32 ||
+ !caps.user_vertex_buffers) {
+ /* XXX user vertex buffers are always uploaded regardless of the CAP. */
+ st->vbuf = u_vbuf_create(st->pipe, &caps);
+ cso_install_vbuf(st->cso_context, st->vbuf);
+ }
+}
+
+
static struct st_context *
st_create_context_priv( struct gl_context *ctx, struct pipe_context *pipe )
{
@@ -134,6 +158,7 @@ st_create_context_priv( struct gl_context *ctx, struct pipe_context *pipe )
st->uploader = u_upload_create(st->pipe, 65536, 4, PIPE_BIND_VERTEX_BUFFER);
st->cso_context = cso_create_context(pipe);
+ st_init_vbuf(st);
st_init_atoms( st );
st_init_bitmap(st);
st_init_clear(st);
@@ -245,6 +270,7 @@ static void st_destroy_context_priv( struct st_context *st )
void st_destroy_context( struct st_context *st )
{
struct pipe_context *pipe = st->pipe;
+ struct u_vbuf *vbuf = st->vbuf;
struct cso_context *cso = st->cso_context;
struct gl_context *ctx = st->ctx;
GLuint i;
@@ -275,7 +301,13 @@ void st_destroy_context( struct st_context *st )
_mesa_free_context_data(ctx);
+ /* This will free the st_context too, so 'st' must not be accessed
+ * afterwards. */
st_destroy_context_priv(st);
+ st = NULL;
+
+ if (vbuf)
+ u_vbuf_destroy(vbuf);
cso_destroy_context(cso);