1f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/********************************************************** 2f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Copyright 2008-2009 VMware, Inc. All rights reserved. 3f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 4f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Permission is hereby granted, free of charge, to any person 5f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * obtaining a copy of this software and associated documentation 6f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * files (the "Software"), to deal in the Software without 7f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * restriction, including without limitation the rights to use, copy, 8f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * modify, merge, publish, distribute, sublicense, and/or sell copies 9f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * of the Software, and to permit persons to whom the Software is 10f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * furnished to do so, subject to the following conditions: 11f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 12f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * The above copyright notice and this permission notice shall be 13f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * included in all copies or substantial portions of the Software. 14f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 15f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 16f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 17f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 18f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 19f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 20f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 21f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 22f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * SOFTWARE. 23f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 24f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org **********************************************************/ 25f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 26f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "util/u_inlines.h" 27f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "pipe/p_defines.h" 28f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "util/u_math.h" 29f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "util/u_memory.h" 30f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "util/u_transfer.h" 31f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "tgsi/tgsi_parse.h" 32f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 33f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "svga_screen.h" 34f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "svga_resource_buffer.h" 35f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "svga_context.h" 36f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 37f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 38f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void svga_set_vertex_buffers(struct pipe_context *pipe, 39f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned count, 40f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const struct pipe_vertex_buffer *buffers) 41f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 42f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct svga_context *svga = svga_context(pipe); 43f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned i; 44f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org boolean any_user_buffer = FALSE; 45f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 46f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Check for no change */ 47f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (count == svga->curr.num_vertex_buffers && 48f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org memcmp(svga->curr.vb, buffers, count * sizeof buffers[0]) == 0) 49f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return; 50f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 51f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Adjust refcounts */ 52f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; i < count; i++) { 53f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pipe_resource_reference(&svga->curr.vb[i].buffer, buffers[i].buffer); 54f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (svga_buffer_is_user_buffer(buffers[i].buffer)) 55f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org any_user_buffer = TRUE; 56f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 57f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 58f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for ( ; i < svga->curr.num_vertex_buffers; i++) 59f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pipe_resource_reference(&svga->curr.vb[i].buffer, NULL); 60f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 61f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Copy remaining data */ 62f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org memcpy(svga->curr.vb, buffers, count * sizeof buffers[0]); 63f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org svga->curr.num_vertex_buffers = count; 64f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org svga->curr.any_user_vertex_buffers = any_user_buffer; 65f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 66f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org svga->dirty |= SVGA_NEW_VBUFFER; 67f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 68f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 69f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 70f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void svga_set_index_buffer(struct pipe_context *pipe, 71f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const struct pipe_index_buffer *ib) 72f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 73f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct svga_context *svga = svga_context(pipe); 74f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 75f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ib) { 76f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pipe_resource_reference(&svga->curr.ib.buffer, ib->buffer); 77f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org memcpy(&svga->curr.ib, ib, sizeof(svga->curr.ib)); 78f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 79f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else { 80f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pipe_resource_reference(&svga->curr.ib.buffer, NULL); 81f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org memset(&svga->curr.ib, 0, sizeof(svga->curr.ib)); 82f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 83f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 84f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* TODO make this more like a state */ 85f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 86f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 87f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 88f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void * 89f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgsvga_create_vertex_elements_state(struct pipe_context *pipe, 90f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned count, 91f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org const struct pipe_vertex_element *attribs) 92f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 93f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct svga_velems_state *velems; 94f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(count <= PIPE_MAX_ATTRIBS); 95f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org velems = (struct svga_velems_state *) MALLOC(sizeof(struct svga_velems_state)); 96f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (velems) { 97f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org velems->count = count; 98f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org memcpy(velems->velem, attribs, sizeof(*attribs) * count); 99f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 100f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return velems; 101f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 102f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 103f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void svga_bind_vertex_elements_state(struct pipe_context *pipe, 104f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org void *velems) 105f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 106f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct svga_context *svga = svga_context(pipe); 107f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct svga_velems_state *svga_velems = (struct svga_velems_state *) velems; 108f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 109f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org svga->curr.velems = svga_velems; 110f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org svga->dirty |= SVGA_NEW_VELEMENT; 111f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 112f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 113f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void svga_delete_vertex_elements_state(struct pipe_context *pipe, 114f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org void *velems) 115f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 116f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org FREE(velems); 117f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 118f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 119f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid svga_cleanup_vertex_state( struct svga_context *svga ) 120f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 121f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned i; 122f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 123f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0 ; i < svga->curr.num_vertex_buffers; i++) 124f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pipe_resource_reference(&svga->curr.vb[i].buffer, NULL); 125f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 126f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 127f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 128f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid svga_init_vertex_functions( struct svga_context *svga ) 129f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 130f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org svga->pipe.set_vertex_buffers = svga_set_vertex_buffers; 131f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org svga->pipe.set_index_buffer = svga_set_index_buffer; 132f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org svga->pipe.create_vertex_elements_state = svga_create_vertex_elements_state; 133f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org svga->pipe.bind_vertex_elements_state = svga_bind_vertex_elements_state; 134f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org svga->pipe.delete_vertex_elements_state = svga_delete_vertex_elements_state; 135f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 136f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 137f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 138