Jakob Bornecrantz | d60b2c6 | 2009-06-24 02:42:41 +0200 | [diff] [blame] | 1 | /************************************************************************** |
| 2 | * |
| 3 | * Copyright 2009 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_memory.h" |
| 29 | |
| 30 | #include "id_public.h" |
| 31 | #include "id_screen.h" |
| 32 | #include "id_objects.h" |
| 33 | |
| 34 | struct pipe_buffer * |
| 35 | identity_buffer_create(struct identity_screen *id_screen, |
| 36 | struct pipe_buffer *buffer) |
| 37 | { |
| 38 | struct identity_buffer *id_buffer; |
| 39 | |
| 40 | if(!buffer) |
| 41 | goto error; |
| 42 | |
| 43 | assert(buffer->screen == id_screen->screen); |
| 44 | |
| 45 | id_buffer = CALLOC_STRUCT(identity_buffer); |
| 46 | if(!id_buffer) |
| 47 | goto error; |
| 48 | |
| 49 | memcpy(&id_buffer->base, buffer, sizeof(struct pipe_buffer)); |
| 50 | |
| 51 | pipe_reference_init(&id_buffer->base.reference, 1); |
| 52 | id_buffer->base.screen = &id_screen->base; |
| 53 | id_buffer->buffer = buffer; |
| 54 | |
| 55 | return &id_buffer->base; |
| 56 | |
| 57 | error: |
| 58 | pipe_buffer_reference(&buffer, NULL); |
| 59 | return NULL; |
| 60 | } |
| 61 | |
| 62 | void |
| 63 | identity_buffer_destroy(struct identity_buffer *id_buffer) |
| 64 | { |
| 65 | pipe_buffer_reference(&id_buffer->buffer, NULL); |
| 66 | FREE(id_buffer); |
| 67 | } |
| 68 | |
| 69 | |
| 70 | struct pipe_texture * |
| 71 | identity_texture_create(struct identity_screen *id_screen, |
| 72 | struct pipe_texture *texture) |
| 73 | { |
| 74 | struct identity_texture *id_texture; |
| 75 | |
| 76 | if(!texture) |
| 77 | goto error; |
| 78 | |
| 79 | assert(texture->screen == id_screen->screen); |
| 80 | |
| 81 | id_texture = CALLOC_STRUCT(identity_texture); |
| 82 | if(!id_texture) |
| 83 | goto error; |
| 84 | |
| 85 | memcpy(&id_texture->base, texture, sizeof(struct pipe_texture)); |
| 86 | |
| 87 | pipe_reference_init(&id_texture->base.reference, 1); |
| 88 | id_texture->base.screen = &id_screen->base; |
| 89 | id_texture->texture = texture; |
| 90 | |
| 91 | return &id_texture->base; |
| 92 | |
| 93 | error: |
| 94 | pipe_texture_reference(&texture, NULL); |
| 95 | return NULL; |
| 96 | } |
| 97 | |
| 98 | void |
| 99 | identity_texture_destroy(struct identity_texture *id_texture) |
| 100 | { |
| 101 | pipe_texture_reference(&id_texture->texture, NULL); |
| 102 | FREE(id_texture); |
| 103 | } |
| 104 | |
| 105 | |
| 106 | struct pipe_surface * |
| 107 | identity_surface_create(struct identity_texture *id_texture, |
| 108 | struct pipe_surface *surface) |
| 109 | { |
| 110 | struct identity_surface *id_surface; |
| 111 | |
| 112 | if(!surface) |
| 113 | goto error; |
| 114 | |
| 115 | assert(surface->texture == id_texture->texture); |
| 116 | |
| 117 | id_surface = CALLOC_STRUCT(identity_surface); |
| 118 | if(!id_surface) |
| 119 | goto error; |
| 120 | |
| 121 | memcpy(&id_surface->base, surface, sizeof(struct pipe_surface)); |
| 122 | |
| 123 | pipe_reference_init(&id_surface->base.reference, 1); |
| 124 | id_surface->base.texture = NULL; |
| 125 | pipe_texture_reference(&id_surface->base.texture, &id_texture->base); |
| 126 | id_surface->surface = surface; |
| 127 | |
| 128 | return &id_surface->base; |
| 129 | |
| 130 | error: |
| 131 | pipe_surface_reference(&surface, NULL); |
| 132 | return NULL; |
| 133 | } |
| 134 | |
| 135 | void |
| 136 | identity_surface_destroy(struct identity_surface *id_surface) |
| 137 | { |
| 138 | pipe_texture_reference(&id_surface->base.texture, NULL); |
| 139 | pipe_surface_reference(&id_surface->surface, NULL); |
| 140 | FREE(id_surface); |
| 141 | } |
| 142 | |
| 143 | |
| 144 | struct pipe_transfer * |
| 145 | identity_transfer_create(struct identity_texture *id_texture, |
| 146 | struct pipe_transfer *transfer) |
| 147 | { |
| 148 | struct identity_transfer *id_transfer; |
| 149 | |
| 150 | if(!transfer) |
| 151 | goto error; |
| 152 | |
| 153 | assert(transfer->texture == id_texture->texture); |
| 154 | |
| 155 | id_transfer = CALLOC_STRUCT(identity_transfer); |
| 156 | if(!id_transfer) |
| 157 | goto error; |
| 158 | |
| 159 | memcpy(&id_transfer->base, transfer, sizeof(struct pipe_transfer)); |
| 160 | |
| 161 | id_transfer->base.texture = NULL; |
| 162 | pipe_texture_reference(&id_transfer->base.texture, &id_texture->base); |
| 163 | id_transfer->transfer = transfer; |
| 164 | assert(id_transfer->base.texture == &id_texture->base); |
| 165 | |
| 166 | return &id_transfer->base; |
| 167 | |
| 168 | error: |
| 169 | transfer->texture->screen->tex_transfer_destroy(transfer); |
| 170 | return NULL; |
| 171 | } |
| 172 | |
| 173 | void |
| 174 | identity_transfer_destroy(struct identity_transfer *id_transfer) |
| 175 | { |
| 176 | struct identity_screen *id_screen = identity_screen(id_transfer->base.texture->screen); |
| 177 | struct pipe_screen *screen = id_screen->screen; |
| 178 | |
| 179 | pipe_texture_reference(&id_transfer->base.texture, NULL); |
| 180 | screen->tex_transfer_destroy(id_transfer->transfer); |
| 181 | FREE(id_transfer); |
| 182 | } |
Michal Krol | f56b95e | 2009-11-19 08:18:58 +0100 | [diff] [blame] | 183 | |
| 184 | struct pipe_video_surface * |
| 185 | identity_video_surface_create(struct identity_screen *id_screen, |
| 186 | struct pipe_video_surface *video_surface) |
| 187 | { |
| 188 | struct identity_video_surface *id_video_surface; |
| 189 | |
| 190 | if (!video_surface) { |
| 191 | goto error; |
| 192 | } |
| 193 | |
| 194 | assert(video_surface->screen == id_screen->screen); |
| 195 | |
| 196 | id_video_surface = CALLOC_STRUCT(identity_video_surface); |
| 197 | if (!id_video_surface) { |
| 198 | goto error; |
| 199 | } |
| 200 | |
| 201 | memcpy(&id_video_surface->base, |
| 202 | video_surface, |
| 203 | sizeof(struct pipe_video_surface)); |
| 204 | |
| 205 | pipe_reference_init(&id_video_surface->base.reference, 1); |
| 206 | id_video_surface->base.screen = &id_screen->base; |
| 207 | id_video_surface->video_surface = video_surface; |
| 208 | |
| 209 | return &id_video_surface->base; |
| 210 | |
| 211 | error: |
| 212 | pipe_video_surface_reference(&video_surface, NULL); |
| 213 | return NULL; |
| 214 | } |
| 215 | |
| 216 | void |
| 217 | identity_video_surface_destroy(struct identity_video_surface *id_video_surface) |
| 218 | { |
| 219 | pipe_video_surface_reference(&id_video_surface->video_surface, NULL); |
| 220 | FREE(id_video_surface); |
| 221 | } |