diff options
Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_draw_upload.c')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_draw_upload.c | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_draw_upload.c b/src/mesa/drivers/dri/i965/brw_draw_upload.c index 1e129f98e0..185f1ffa59 100644 --- a/src/mesa/drivers/dri/i965/brw_draw_upload.c +++ b/src/mesa/drivers/dri/i965/brw_draw_upload.c @@ -278,7 +278,7 @@ static void brw_prepare_vertices(struct brw_context *brw) GLuint interleaved = 0, total_size = 0; unsigned int min_index = brw->vb.min_index; unsigned int max_index = brw->vb.max_index; - int i, j; + int delta, i, j; struct brw_vertex_element *upload[VERT_ATTRIB_MAX]; GLuint nr_uploads = 0; @@ -401,21 +401,25 @@ static void brw_prepare_vertices(struct brw_context *brw) * only the used elements [min_index, max_index] so long as we adjust all * the values used in the 3DPRIMITIVE i.e. by setting the vertex bias. */ + brw->vb.start_vertex_bias = 0; + delta = min_index; if (nr_uploads == brw->vb.nr_enabled) { - brw->vb.start_vertex_bias = min_index; - } else { - brw->vb.start_vertex_bias = 0; - min_index = 0; + brw->vb.start_vertex_bias = -delta; + delta = 0; } + if (delta && !brw->intel.intelScreen->relaxed_relocations) + min_index = delta = 0; /* Handle any arrays to be uploaded. */ if (nr_uploads > 1) { if (interleaved && interleaved <= 2*total_size) { + struct brw_vertex_buffer *buffer = &brw->vb.buffers[j]; /* All uploads are interleaved, so upload the arrays together as * interleaved. First, upload the contents and set up upload[0]. */ copy_array_to_vbo_array(brw, upload[0], min_index, max_index, - &brw->vb.buffers[j], interleaved); + buffer, interleaved); + buffer->offset -= delta * interleaved; for (i = 0; i < nr_uploads; i++) { /* Then, just point upload[i] at upload[0]'s buffer. */ @@ -462,14 +466,17 @@ static void brw_prepare_vertices(struct brw_context *brw) intel_upload_unmap(&brw->intel, map, offset * count, offset, &buffer->bo, &buffer->offset); buffer->stride = offset; + buffer->offset -= delta * offset; nr_uploads = 0; } } /* Upload non-interleaved arrays */ for (i = 0; i < nr_uploads; i++) { + struct brw_vertex_buffer *buffer = &brw->vb.buffers[j]; copy_array_to_vbo_array(brw, upload[i], min_index, max_index, - &brw->vb.buffers[j], upload[i]->element_size); + buffer, upload[i]->element_size); + buffer->offset -= delta * buffer->stride; upload[i]->buffer = j++; upload[i]->offset = 0; } |