1/**************************************************************************
2 *
3 * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
16 * of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 *
26 **************************************************************************/
27
28/*
29 * Functions for specifying the post-transformation vertex layout.
30 *
31 * Author:
32 *    Brian Paul
33 *    Keith Whitwell
34 */
35
36
37#include "draw/draw_private.h"
38#include "draw/draw_vertex.h"
39
40
41/**
42 * Compute the size of a vertex, in dwords/floats, to update the
43 * vinfo->size field.
44 */
45void
46draw_compute_vertex_size(struct vertex_info *vinfo)
47{
48   uint i;
49
50   vinfo->size = 0;
51   for (i = 0; i < vinfo->num_attribs; i++)
52      vinfo->size += draw_translate_vinfo_size(vinfo->attrib[i].emit);
53
54   assert(vinfo->size % 4 == 0);
55   /* in dwords */
56   vinfo->size /= 4;
57}
58
59
60void
61draw_dump_emitted_vertex(const struct vertex_info *vinfo, const uint8_t *data)
62{
63   unsigned i;
64
65   for (i = 0; i < vinfo->num_attribs; i++) {
66      switch (vinfo->attrib[i].emit) {
67      case EMIT_OMIT:
68         debug_printf("EMIT_OMIT:");
69         break;
70      case EMIT_1F:
71         debug_printf("EMIT_1F:\t");
72         debug_printf("%f ", *(float *)data); data += sizeof(float);
73         break;
74      case EMIT_1F_PSIZE:
75         debug_printf("EMIT_1F_PSIZE:\t");
76         debug_printf("%f ", *(float *)data); data += sizeof(float);
77         break;
78      case EMIT_2F:
79         debug_printf("EMIT_2F:\t");
80         debug_printf("%f ", *(float *)data); data += sizeof(float);
81         debug_printf("%f ", *(float *)data); data += sizeof(float);
82         break;
83      case EMIT_3F:
84         debug_printf("EMIT_3F:\t");
85         debug_printf("%f ", *(float *)data); data += sizeof(float);
86         debug_printf("%f ", *(float *)data); data += sizeof(float);
87         debug_printf("%f ", *(float *)data); data += sizeof(float);
88         data += sizeof(float);
89         break;
90      case EMIT_4F:
91         debug_printf("EMIT_4F:\t");
92         debug_printf("%f ", *(float *)data); data += sizeof(float);
93         debug_printf("%f ", *(float *)data); data += sizeof(float);
94         debug_printf("%f ", *(float *)data); data += sizeof(float);
95         debug_printf("%f ", *(float *)data); data += sizeof(float);
96         break;
97      case EMIT_4UB:
98         debug_printf("EMIT_4UB:\t");
99         debug_printf("%u ", *data++);
100         debug_printf("%u ", *data++);
101         debug_printf("%u ", *data++);
102         debug_printf("%u ", *data++);
103         break;
104      case EMIT_4UB_BGRA:
105         debug_printf("EMIT_4UB_BGRA:\t");
106         debug_printf("%u ", *data++);
107         debug_printf("%u ", *data++);
108         debug_printf("%u ", *data++);
109         debug_printf("%u ", *data++);
110         break;
111      default:
112         assert(0);
113      }
114      debug_printf("\n");
115   }
116   debug_printf("\n");
117}
118