From c95bc1224a4b20b9470ddcb37b5f78975991073b Mon Sep 17 00:00:00 2001 From: Marek Olšák Date: Mon, 7 Feb 2011 02:00:44 +0100 Subject: r300g: use the new vertex buffer manager --- src/gallium/drivers/r300/r300_render_translate.c | 180 ----------------------- 1 file changed, 180 deletions(-) (limited to 'src/gallium/drivers/r300/r300_render_translate.c') diff --git a/src/gallium/drivers/r300/r300_render_translate.c b/src/gallium/drivers/r300/r300_render_translate.c index ec4eaa9d62..76d012d81e 100644 --- a/src/gallium/drivers/r300/r300_render_translate.c +++ b/src/gallium/drivers/r300/r300_render_translate.c @@ -20,190 +20,10 @@ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE * USE OR OTHER DEALINGS IN THE SOFTWARE. */ -/** - * The functions below translate vertex and index buffers to the layout - * compatible with the hardware, so that all vertex and index fetches are - * DWORD-aligned and all used vertex and index formats are supported. - * For indices, an optional index offset is added to each index. - */ - #include "r300_context.h" -#include "translate/translate.h" #include "util/u_index_modify.h" #include "util/u_upload_mgr.h" -void r300_begin_vertex_translate(struct r300_context *r300, - int min_index, int max_index) -{ - struct pipe_context *pipe = &r300->context; - struct translate_key key = {0}; - struct translate_element *te; - unsigned tr_elem_index[PIPE_MAX_ATTRIBS] = {0}; - struct translate *tr; - struct r300_vertex_element_state *ve = r300->velems; - boolean vb_translated[PIPE_MAX_ATTRIBS] = {0}; - uint8_t *vb_map[PIPE_MAX_ATTRIBS] = {0}, *out_map; - struct pipe_transfer *vb_transfer[PIPE_MAX_ATTRIBS] = {0}; - struct pipe_resource *out_buffer = NULL; - unsigned i, num_verts, out_offset; - struct pipe_vertex_element new_velems[PIPE_MAX_ATTRIBS]; - boolean flushed; - - /* Initialize the translate key, i.e. the recipe how vertices should be - * translated. */ - for (i = 0; i < ve->count; i++) { - struct pipe_vertex_buffer *vb = - &r300->vertex_buffer[ve->velem[i].vertex_buffer_index]; - enum pipe_format output_format = ve->hw_format[i]; - unsigned output_format_size = ve->hw_format_size[i]; - - /* Check for support. */ - if (ve->velem[i].src_format == ve->hw_format[i] && - /* These two are r300-specific. */ - (vb->buffer_offset + ve->velem[i].src_offset) % 4 == 0 && - vb->stride % 4 == 0) { - continue; - } - - /* Workaround for translate: output floats instead of halfs. */ - switch (output_format) { - case PIPE_FORMAT_R16_FLOAT: - output_format = PIPE_FORMAT_R32_FLOAT; - output_format_size = 4; - break; - case PIPE_FORMAT_R16G16_FLOAT: - output_format = PIPE_FORMAT_R32G32_FLOAT; - output_format_size = 8; - break; - case PIPE_FORMAT_R16G16B16_FLOAT: - output_format = PIPE_FORMAT_R32G32B32_FLOAT; - output_format_size = 12; - break; - case PIPE_FORMAT_R16G16B16A16_FLOAT: - output_format = PIPE_FORMAT_R32G32B32A32_FLOAT; - output_format_size = 16; - break; - default:; - } - - /* Add this vertex element. */ - te = &key.element[key.nr_elements]; - /*te->type; - te->instance_divisor;*/ - te->input_buffer = ve->velem[i].vertex_buffer_index; - te->input_format = ve->velem[i].src_format; - te->input_offset = ve->velem[i].src_offset; - te->output_format = output_format; - te->output_offset = key.output_stride; - - key.output_stride += output_format_size; - vb_translated[ve->velem[i].vertex_buffer_index] = TRUE; - tr_elem_index[i] = key.nr_elements; - key.nr_elements++; - } - - /* Get a translate object. */ - tr = translate_cache_find(r300->tran.translate_cache, &key); - - /* Map buffers we want to translate. */ - for (i = 0; i < r300->vertex_buffer_count; i++) { - if (vb_translated[i]) { - struct pipe_vertex_buffer *vb = &r300->vertex_buffer[i]; - - vb_map[i] = pipe_buffer_map(pipe, vb->buffer, - PIPE_TRANSFER_READ, &vb_transfer[i]); - - tr->set_buffer(tr, i, - vb_map[i] + vb->buffer_offset + vb->stride * min_index, - vb->stride, ~0); - } - } - - /* Create and map the output buffer. */ - num_verts = max_index + 1 - min_index; - - u_upload_alloc(r300->upload_vb, - key.output_stride * min_index, - key.output_stride * num_verts, - &out_offset, &out_buffer, &flushed, - (void**)&out_map); - - out_offset -= key.output_stride * min_index; - - /* Translate. */ - tr->run(tr, 0, num_verts, 0, out_map); - - /* Unmap all buffers. */ - for (i = 0; i < r300->vertex_buffer_count; i++) { - if (vb_translated[i]) { - pipe_buffer_unmap(pipe, vb_transfer[i]); - } - } - - /* Setup the new vertex buffer in the first free slot. */ - r300->tran.vb_slot = ~0; - for (i = 0; i < PIPE_MAX_ATTRIBS; i++) { - if (!r300->vertex_buffer[i].buffer) { - r300->tran.vb_slot = i; - - if (i >= r300->vertex_buffer_count) { - r300->real_vertex_buffer_count = i+1; - } - - /* r300-specific: */ - r300->validate_buffers = TRUE; - r300->vertex_arrays_dirty = TRUE; - break; - } - } - - if (r300->tran.vb_slot != ~0) { - /* Setup the new vertex buffer. */ - pipe_resource_reference(&r300->real_vertex_buffer[r300->tran.vb_slot], out_buffer); - r300->vertex_buffer[r300->tran.vb_slot].buffer_offset = out_offset; - r300->vertex_buffer[r300->tran.vb_slot].stride = key.output_stride; - - /* Setup new vertex elements. */ - for (i = 0; i < ve->count; i++) { - if (vb_translated[ve->velem[i].vertex_buffer_index]) { - te = &key.element[tr_elem_index[i]]; - new_velems[i].instance_divisor = ve->velem[i].instance_divisor; - new_velems[i].src_format = te->output_format; - new_velems[i].src_offset = te->output_offset; - new_velems[i].vertex_buffer_index = r300->tran.vb_slot; - } else { - memcpy(&new_velems[i], &ve->velem[i], - sizeof(struct pipe_vertex_element)); - } - } - - r300->tran.saved_velems = r300->velems; - r300->tran.new_velems = - pipe->create_vertex_elements_state(pipe, ve->count, new_velems); - pipe->bind_vertex_elements_state(pipe, r300->tran.new_velems); - } - - pipe_resource_reference(&out_buffer, NULL); -} - -void r300_end_vertex_translate(struct r300_context *r300) -{ - struct pipe_context *pipe = &r300->context; - - if (r300->tran.new_velems == NULL) { - return; - } - - /* Restore vertex elements. */ - pipe->bind_vertex_elements_state(pipe, r300->tran.saved_velems); - r300->tran.saved_velems = NULL; - pipe->delete_vertex_elements_state(pipe, r300->tran.new_velems); - r300->tran.new_velems = NULL; - - /* Delete the now-unused VBO. */ - pipe_resource_reference(&r300->real_vertex_buffer[r300->tran.vb_slot], NULL); - r300->real_vertex_buffer_count = r300->vertex_buffer_count; -} void r300_translate_index_buffer(struct r300_context *r300, struct pipe_resource **index_buffer, -- cgit v1.2.3