src/gallium/drivers/trace/tr_texture.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2008 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 #include "util/u_hash_table.h"
  29 #include "util/u_memory.h"
  30 #include "util/u_simple_list.h"
  31
  32 #include "tr_screen.h"
  33 #include "tr_texture.h"
  34
  35
  36 struct pipe_texture *
  37 trace_texture_create(struct trace_screen *tr_scr,
  38                      struct pipe_texture *texture)
  39 {
  40    struct trace_texture *tr_tex;
  41
  42    if(!texture)
  43       goto error;
  44
  45    assert(texture->screen == tr_scr->screen);
  46
  47    tr_tex = CALLOC_STRUCT(trace_texture);
  48    if(!tr_tex)
  49       goto error;
  50
  51    memcpy(&tr_tex->base, texture, sizeof(struct pipe_texture));
  52
  53    pipe_reference_init(&tr_tex->base.reference, 1);
  54    tr_tex->base.screen = &tr_scr->base;
  55    tr_tex->texture = texture;
  56
  57    trace_screen_add_to_list(tr_scr, textures, tr_tex);
  58
  59    return &tr_tex->base;
  60
  61 error:
  62    pipe_texture_reference(&texture, NULL);
  63    return NULL;
  64 }
  65
  66
  67 void
  68 trace_texture_destroy(struct trace_texture *tr_tex)
  69 {
  70    struct trace_screen *tr_scr = trace_screen(tr_tex->base.screen);
  71
  72    trace_screen_remove_from_list(tr_scr, textures, tr_tex);
  73
  74    pipe_texture_reference(&tr_tex->texture, NULL);
  75    FREE(tr_tex);
  76 }
  77
  78
  79 struct pipe_surface *
  80 trace_surface_create(struct trace_texture *tr_tex,
  81                      struct pipe_surface *surface)
  82 {
  83    struct trace_screen *tr_scr = trace_screen(tr_tex->base.screen);
  84    struct trace_surface *tr_surf;
  85
  86    if(!surface)
  87       goto error;
  88
  89    assert(surface->texture == tr_tex->texture);
  90
  91    tr_surf = CALLOC_STRUCT(trace_surface);
  92    if(!tr_surf)
  93       goto error;
  94
  95    memcpy(&tr_surf->base, surface, sizeof(struct pipe_surface));
  96
  97    pipe_reference_init(&tr_surf->base.reference, 1);
  98    tr_surf->base.texture = NULL;
  99    pipe_texture_reference(&tr_surf->base.texture, &tr_tex->base);
 100    tr_surf->surface = surface;
 101
 102    trace_screen_add_to_list(tr_scr, surfaces, tr_surf);
 103
 104    return &tr_surf->base;
 105
 106 error:
 107    pipe_surface_reference(&surface, NULL);
 108    return NULL;
 109 }
 110
 111
 112 void
 113 trace_surface_destroy(struct trace_surface *tr_surf)
 114 {
 115    struct trace_screen *tr_scr = trace_screen(tr_surf->base.texture->screen);
 116
 117    trace_screen_remove_from_list(tr_scr, surfaces, tr_surf);
 118
 119    pipe_texture_reference(&tr_surf->base.texture, NULL);
 120    pipe_surface_reference(&tr_surf->surface, NULL);
 121    FREE(tr_surf);
 122 }
 123
 124
 125 struct pipe_transfer *
 126 trace_transfer_create(struct trace_texture *tr_tex,
 127                      struct pipe_transfer *transfer)
 128 {
 129    struct trace_screen *tr_scr = trace_screen(tr_tex->base.screen);
 130    struct trace_transfer *tr_trans;
 131
 132    if(!transfer)
 133       goto error;
 134
 135    assert(transfer->texture == tr_tex->texture);
 136
 137    tr_trans = CALLOC_STRUCT(trace_transfer);
 138    if(!tr_trans)
 139       goto error;
 140
 141    memcpy(&tr_trans->base, transfer, sizeof(struct pipe_transfer));
 142
 143    tr_trans->base.texture = NULL;
 144    pipe_texture_reference(&tr_trans->base.texture, &tr_tex->base);
 145    tr_trans->transfer = transfer;
 146    assert(tr_trans->base.texture == &tr_tex->base);
 147
 148    trace_screen_add_to_list(tr_scr, transfers, tr_trans);
 149
 150    return &tr_trans->base;
 151
 152 error:
 153    transfer->texture->screen->tex_transfer_destroy(transfer);
 154    return NULL;
 155 }
 156
 157
 158 void
 159 trace_transfer_destroy(struct trace_transfer *tr_trans)
 160 {
 161    struct trace_screen *tr_scr = trace_screen(tr_trans->base.texture->screen);
 162    struct pipe_screen *screen = tr_trans->transfer->texture->screen;
 163
 164    trace_screen_remove_from_list(tr_scr, transfers, tr_trans);
 165
 166    pipe_texture_reference(&tr_trans->base.texture, NULL);
 167    screen->tex_transfer_destroy(tr_trans->transfer);
 168    FREE(tr_trans);
 169 }
 170