src/gallium/drivers/rbug/rbug_objects.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2010 VMware, Inc.
   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 VMWARE 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_inlines.h"
  29 #include "util/u_memory.h"
  30 #include "util/u_simple_list.h"
  31
  32 #include "rbug_screen.h"
  33 #include "rbug_objects.h"
  34 #include "rbug_context.h"
  35
  36
  37
  38 struct pipe_resource *
  39 rbug_resource_create(struct rbug_screen *rb_screen,
  40                      struct pipe_resource *resource)
  41 {
  42    struct rbug_resource *rb_resource;
  43
  44    if(!resource)
  45       goto error;
  46
  47    assert(resource->screen == rb_screen->screen);
  48
  49    rb_resource = CALLOC_STRUCT(rbug_resource);
  50    if(!rb_resource)
  51       goto error;
  52
  53    memcpy(&rb_resource->base, resource, sizeof(struct pipe_resource));
  54
  55    pipe_reference_init(&rb_resource->base.reference, 1);
  56    rb_resource->base.screen = &rb_screen->base;
  57    rb_resource->resource = resource;
  58
  59    rbug_screen_add_to_list(rb_screen, resources, rb_resource);
  60
  61    return &rb_resource->base;
  62
  63 error:
  64    pipe_resource_reference(&resource, NULL);
  65    return NULL;
  66 }
  67
  68 void
  69 rbug_resource_destroy(struct rbug_resource *rb_resource)
  70 {
  71    struct rbug_screen *rb_screen = rbug_screen(rb_resource->base.screen);
  72    rbug_screen_remove_from_list(rb_screen, resources, rb_resource);
  73
  74    pipe_resource_reference(&rb_resource->resource, NULL);
  75    FREE(rb_resource);
  76 }
  77
  78
  79 struct pipe_surface *
  80 rbug_surface_create(struct rbug_resource *rb_resource,
  81                     struct pipe_surface *surface)
  82 {
  83    struct rbug_surface *rb_surface;
  84
  85    if(!surface)
  86       goto error;
  87
  88    assert(surface->texture == rb_resource->resource);
  89
  90    rb_surface = CALLOC_STRUCT(rbug_surface);
  91    if(!rb_surface)
  92       goto error;
  93
  94    memcpy(&rb_surface->base, surface, sizeof(struct pipe_surface));
  95
  96    pipe_reference_init(&rb_surface->base.reference, 1);
  97    rb_surface->base.texture = NULL;
  98    pipe_resource_reference(&rb_surface->base.texture, &rb_resource->base);
  99    rb_surface->surface = surface;
 100
 101    return &rb_surface->base;
 102
 103 error:
 104    pipe_surface_reference(&surface, NULL);
 105    return NULL;
 106 }
 107
 108 void
 109 rbug_surface_destroy(struct rbug_surface *rb_surface)
 110 {
 111    pipe_resource_reference(&rb_surface->base.texture, NULL);
 112    pipe_surface_reference(&rb_surface->surface, NULL);
 113    FREE(rb_surface);
 114 }
 115
 116
 117 struct pipe_sampler_view *
 118 rbug_sampler_view_create(struct rbug_context *rb_context,
 119                          struct rbug_resource *rb_resource,
 120                          struct pipe_sampler_view *view)
 121 {
 122    struct rbug_sampler_view *rb_view;
 123
 124    if (!view)
 125       goto error;
 126
 127    assert(view->texture == rb_resource->resource);
 128
 129    rb_view = MALLOC(sizeof(struct rbug_sampler_view));
 130
 131    rb_view->base = *view;
 132    rb_view->base.reference.count = 1;
 133    rb_view->base.texture = NULL;
 134    pipe_resource_reference(&rb_view->base.texture, rb_resource->resource);
 135    rb_view->base.context = rb_context->pipe;
 136    rb_view->sampler_view = view;
 137
 138    return &rb_view->base;
 139 error:
 140    return NULL;
 141 }
 142
 143 void
 144 rbug_sampler_view_destroy(struct rbug_context *rb_context,
 145                           struct rbug_sampler_view *rb_view)
 146 {
 147    pipe_resource_reference(&rb_view->base.texture, NULL);
 148    rb_context->pipe->sampler_view_destroy(rb_context->pipe,
 149                                           rb_view->sampler_view);
 150    FREE(rb_view);
 151 }
 152
 153
 154 struct pipe_transfer *
 155 rbug_transfer_create(struct rbug_context *rb_context,
 156                      struct rbug_resource *rb_resource,
 157                      struct pipe_transfer *transfer)
 158 {
 159    struct rbug_transfer *rb_transfer;
 160
 161    if(!transfer)
 162       goto error;
 163
 164    assert(transfer->resource == rb_resource->resource);
 165
 166    rb_transfer = CALLOC_STRUCT(rbug_transfer);
 167    if(!rb_transfer)
 168       goto error;
 169
 170    memcpy(&rb_transfer->base, transfer, sizeof(struct pipe_transfer));
 171
 172    rb_transfer->base.resource = NULL;
 173    rb_transfer->transfer = transfer;
 174    rb_transfer->pipe = rb_context->pipe;
 175
 176    pipe_resource_reference(&rb_transfer->base.resource, &rb_resource->base);
 177    assert(rb_transfer->base.resource == &rb_resource->base);
 178
 179    return &rb_transfer->base;
 180
 181 error:
 182    rb_context->pipe->transfer_destroy(rb_context->pipe, transfer);
 183    return NULL;
 184 }
 185
 186 void
 187 rbug_transfer_destroy(struct rbug_context *rb_context,
 188                       struct rbug_transfer *rb_transfer)
 189 {
 190    pipe_resource_reference(&rb_transfer->base.resource, NULL);
 191    rb_transfer->pipe->transfer_destroy(rb_context->pipe,
 192                                        rb_transfer->transfer);
 193    FREE(rb_transfer);
 194 }
 195