diff options
Diffstat (limited to 'src/mesa/state_tracker')
| -rw-r--r-- | src/mesa/state_tracker/st_draw.c | 37 |
1 files changed, 35 insertions, 2 deletions
diff --git a/src/mesa/state_tracker/st_draw.c b/src/mesa/state_tracker/st_draw.c index db24b24fa7e..e82f7cff2b2 100644 --- a/src/mesa/state_tracker/st_draw.c +++ b/src/mesa/state_tracker/st_draw.c @@ -249,8 +249,41 @@ draw_vbo(GLcontext *ctx, } /* do actual drawing */ - for (i = 0; i < nr_prims; i++) { - pipe->draw_arrays(pipe, prims[i].mode, prims[i].start, prims[i].count); + if (ib) { + /* indexed primitive */ + struct gl_buffer_object *bufobj = ib->obj; + struct pipe_buffer_handle *bh = NULL; + unsigned indexSize; + + if (bufobj && bufobj->Name) { + /* elements/indexes are in a real VBO */ + struct st_buffer_object *stobj = st_buffer_object(bufobj); + bh = stobj->buffer; + switch (ib->type) { + case GL_UNSIGNED_INT: + indexSize = 4; + break; + case GL_UNSIGNED_SHORT: + indexSize = 2; + break; + default: + assert(0); + } + } + else { + assert(0); + } + + for (i = 0; i < nr_prims; i++) { + pipe->draw_elements(pipe, bh, indexSize, + prims[i].mode, prims[i].start, prims[i].count); + } + } + else { + /* non-indexed */ + for (i = 0; i < nr_prims; i++) { + pipe->draw_arrays(pipe, prims[i].mode, prims[i].start, prims[i].count); + } } } |