diff options
Diffstat (limited to 'src/mesa/state_tracker')
| -rw-r--r-- | src/mesa/state_tracker/st_atom_array.c | 91 |
1 files changed, 45 insertions, 46 deletions
diff --git a/src/mesa/state_tracker/st_atom_array.c b/src/mesa/state_tracker/st_atom_array.c index 79c2fe58081..522073f205d 100644 --- a/src/mesa/state_tracker/st_atom_array.c +++ b/src/mesa/state_tracker/st_atom_array.c @@ -422,6 +422,25 @@ static void init_velement_lowered(const struct st_vertex_program *vp, *attr_idx = idx; } +static void +set_vertex_attribs(struct st_context *st, + struct pipe_vertex_buffer *vbuffers, + unsigned num_vbuffers, + struct pipe_vertex_element *velements, + unsigned num_velements) +{ + struct cso_context *cso = st->cso_context; + + cso_set_vertex_buffers(cso, 0, num_vbuffers, vbuffers); + if (st->last_num_vbuffers > num_vbuffers) { + /* Unbind remaining buffers, if any. */ + cso_set_vertex_buffers(cso, num_vbuffers, + st->last_num_vbuffers - num_vbuffers, NULL); + } + st->last_num_vbuffers = num_vbuffers; + cso_set_vertex_elements(cso, num_velements, velements); +} + /** * Set up for drawing interleaved arrays that all live in one VBO * or all live in user space. @@ -432,10 +451,10 @@ static boolean setup_interleaved_attribs(struct st_context *st, const struct st_vertex_program *vp, const struct st_vp_variant *vpv, - const struct gl_vertex_array **arrays, - struct pipe_vertex_buffer *vbuffer, - struct pipe_vertex_element velements[]) + const struct gl_vertex_array **arrays) { + struct pipe_vertex_buffer vbuffer; + struct pipe_vertex_element velements[PIPE_MAX_ATTRIBS] = {{0}}; GLuint attr; const GLubyte *low_addr = NULL; GLboolean usingVBO; /* all arrays in a VBO? */ @@ -507,10 +526,10 @@ setup_interleaved_attribs(struct st_context *st, */ if (vpv->num_inputs == 0) { /* just defensive coding here */ - vbuffer->buffer.resource = NULL; - vbuffer->is_user_buffer = false; - vbuffer->buffer_offset = 0; - vbuffer->stride = 0; + vbuffer.buffer.resource = NULL; + vbuffer.is_user_buffer = false; + vbuffer.buffer_offset = 0; + vbuffer.stride = 0; } else if (usingVBO) { /* all interleaved arrays in a VBO */ @@ -520,18 +539,21 @@ setup_interleaved_attribs(struct st_context *st, return FALSE; /* out-of-memory error probably */ } - vbuffer->buffer.resource = stobj->buffer; - vbuffer->is_user_buffer = false; - vbuffer->buffer_offset = pointer_to_offset(low_addr); - vbuffer->stride = stride; + vbuffer.buffer.resource = stobj->buffer; + vbuffer.is_user_buffer = false; + vbuffer.buffer_offset = pointer_to_offset(low_addr); + vbuffer.stride = stride; } else { /* all interleaved arrays in user memory */ - vbuffer->buffer.user = low_addr; - vbuffer->is_user_buffer = !!low_addr; /* if NULL, then unbind */ - vbuffer->buffer_offset = 0; - vbuffer->stride = stride; + vbuffer.buffer.user = low_addr; + vbuffer.is_user_buffer = !!low_addr; /* if NULL, then unbind */ + vbuffer.buffer_offset = 0; + vbuffer.stride = stride; } + + set_vertex_attribs(st, &vbuffer, vpv->num_inputs ? 1 : 0, + velements, vpv->num_inputs); return TRUE; } @@ -545,16 +567,14 @@ static boolean setup_non_interleaved_attribs(struct st_context *st, const struct st_vertex_program *vp, const struct st_vp_variant *vpv, - const struct gl_vertex_array **arrays, - struct pipe_vertex_buffer vbuffer[], - struct pipe_vertex_element velements[], - unsigned *num_vbuffers) + const struct gl_vertex_array **arrays) { struct gl_context *ctx = st->ctx; + struct pipe_vertex_buffer vbuffer[PIPE_MAX_ATTRIBS]; + struct pipe_vertex_element velements[PIPE_MAX_ATTRIBS] = {{0}}; + unsigned num_vbuffers = 0; GLuint attr; - *num_vbuffers = 0; - for (attr = 0; attr < vpv->num_inputs;) { const GLuint mesaAttr = vp->index_to_input[attr]; const struct gl_vertex_array *array; @@ -566,7 +586,7 @@ setup_non_interleaved_attribs(struct st_context *st, array = get_client_array(vp, arrays, attr); assert(array); - bufidx = (*num_vbuffers)++; + bufidx = num_vbuffers++; stride = array->StrideB; bufobj = array->BufferObj; @@ -622,6 +642,7 @@ setup_non_interleaved_attribs(struct st_context *st, array->Size, array->Doubles, &attr); } + set_vertex_attribs(st, vbuffer, num_vbuffers, velements, vpv->num_inputs); return TRUE; } @@ -631,9 +652,6 @@ void st_update_array(struct st_context *st) const struct gl_vertex_array **arrays = ctx->Array._DrawArrays; const struct st_vertex_program *vp; const struct st_vp_variant *vpv; - struct pipe_vertex_buffer vbuffer[PIPE_MAX_ATTRIBS]; - struct pipe_vertex_element velements[PIPE_MAX_ATTRIBS]; - unsigned num_vbuffers; st->vertex_array_out_of_memory = FALSE; @@ -645,35 +663,16 @@ void st_update_array(struct st_context *st) vp = st->vp; vpv = st->vp_variant; - memset(velements, 0, sizeof(struct pipe_vertex_element) * vpv->num_inputs); - - /* - * Setup the vbuffer[] and velements[] arrays. - */ if (is_interleaved_arrays(vp, vpv, arrays)) { - if (!setup_interleaved_attribs(st, vp, vpv, arrays, vbuffer, velements)) { + if (!setup_interleaved_attribs(st, vp, vpv, arrays)) { st->vertex_array_out_of_memory = TRUE; return; } - - num_vbuffers = 1; - if (vpv->num_inputs == 0) - num_vbuffers = 0; } else { - if (!setup_non_interleaved_attribs(st, vp, vpv, arrays, vbuffer, - velements, &num_vbuffers)) { + if (!setup_non_interleaved_attribs(st, vp, vpv, arrays)) { st->vertex_array_out_of_memory = TRUE; return; } } - - cso_set_vertex_buffers(st->cso_context, 0, num_vbuffers, vbuffer); - if (st->last_num_vbuffers > num_vbuffers) { - /* Unbind remaining buffers, if any. */ - cso_set_vertex_buffers(st->cso_context, num_vbuffers, - st->last_num_vbuffers - num_vbuffers, NULL); - } - st->last_num_vbuffers = num_vbuffers; - cso_set_vertex_elements(st->cso_context, vpv->num_inputs, velements); } |