| /************************************************************************** |
| * |
| * Copyright 2009 VMware, Inc. |
| * All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sub license, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial portions |
| * of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR |
| * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| **************************************************************************/ |
| |
| #include "util/u_inlines.h" |
| #include "util/u_memory.h" |
| |
| #include "id_screen.h" |
| #include "id_objects.h" |
| #include "id_context.h" |
| |
| |
| |
| struct pipe_resource * |
| identity_resource_create(struct identity_screen *id_screen, |
| struct pipe_resource *resource) |
| { |
| struct identity_resource *id_resource; |
| |
| if(!resource) |
| goto error; |
| |
| assert(resource->screen == id_screen->screen); |
| |
| id_resource = CALLOC_STRUCT(identity_resource); |
| if(!id_resource) |
| goto error; |
| |
| memcpy(&id_resource->base, resource, sizeof(struct pipe_resource)); |
| |
| pipe_reference_init(&id_resource->base.reference, 1); |
| id_resource->base.screen = &id_screen->base; |
| id_resource->resource = resource; |
| |
| return &id_resource->base; |
| |
| error: |
| pipe_resource_reference(&resource, NULL); |
| return NULL; |
| } |
| |
| void |
| identity_resource_destroy(struct identity_resource *id_resource) |
| { |
| pipe_resource_reference(&id_resource->resource, NULL); |
| FREE(id_resource); |
| } |
| |
| |
| struct pipe_surface * |
| identity_surface_create(struct identity_context *id_context, |
| struct identity_resource *id_resource, |
| struct pipe_surface *surface) |
| { |
| struct identity_surface *id_surface; |
| |
| if(!surface) |
| goto error; |
| |
| assert(surface->texture == id_resource->resource); |
| |
| id_surface = CALLOC_STRUCT(identity_surface); |
| if(!id_surface) |
| goto error; |
| |
| memcpy(&id_surface->base, surface, sizeof(struct pipe_surface)); |
| |
| pipe_reference_init(&id_surface->base.reference, 1); |
| id_surface->base.texture = NULL; |
| pipe_resource_reference(&id_surface->base.texture, &id_resource->base); |
| id_surface->surface = surface; |
| |
| return &id_surface->base; |
| |
| error: |
| pipe_surface_reference(&surface, NULL); |
| return NULL; |
| } |
| |
| void |
| identity_surface_destroy(struct identity_context *id_context, |
| struct identity_surface *id_surface) |
| { |
| pipe_resource_reference(&id_surface->base.texture, NULL); |
| id_context->pipe->surface_destroy(id_context->pipe, |
| id_surface->surface); |
| FREE(id_surface); |
| } |
| |
| |
| struct pipe_sampler_view * |
| identity_sampler_view_create(struct identity_context *id_context, |
| struct identity_resource *id_resource, |
| struct pipe_sampler_view *view) |
| { |
| struct identity_sampler_view *id_view; |
| |
| if (!view) |
| goto error; |
| |
| assert(view->texture == id_resource->resource); |
| |
| id_view = CALLOC_STRUCT(identity_sampler_view); |
| |
| id_view->base = *view; |
| id_view->base.reference.count = 1; |
| id_view->base.texture = NULL; |
| pipe_resource_reference(&id_view->base.texture, id_resource->resource); |
| id_view->base.context = id_context->pipe; |
| id_view->sampler_view = view; |
| |
| return &id_view->base; |
| error: |
| return NULL; |
| } |
| |
| void |
| identity_sampler_view_destroy(struct identity_context *id_context, |
| struct identity_sampler_view *id_view) |
| { |
| pipe_resource_reference(&id_view->base.texture, NULL); |
| id_context->pipe->sampler_view_destroy(id_context->pipe, |
| id_view->sampler_view); |
| FREE(id_view); |
| } |
| |
| |
| struct pipe_transfer * |
| identity_transfer_create(struct identity_context *id_context, |
| struct identity_resource *id_resource, |
| struct pipe_transfer *transfer) |
| { |
| struct identity_transfer *id_transfer; |
| |
| if(!transfer) |
| goto error; |
| |
| assert(transfer->resource == id_resource->resource); |
| |
| id_transfer = CALLOC_STRUCT(identity_transfer); |
| if(!id_transfer) |
| goto error; |
| |
| memcpy(&id_transfer->base, transfer, sizeof(struct pipe_transfer)); |
| |
| id_transfer->base.resource = NULL; |
| id_transfer->transfer = transfer; |
| |
| pipe_resource_reference(&id_transfer->base.resource, &id_resource->base); |
| assert(id_transfer->base.resource == &id_resource->base); |
| |
| return &id_transfer->base; |
| |
| error: |
| id_context->pipe->transfer_destroy(id_context->pipe, transfer); |
| return NULL; |
| } |
| |
| void |
| identity_transfer_destroy(struct identity_context *id_context, |
| struct identity_transfer *id_transfer) |
| { |
| pipe_resource_reference(&id_transfer->base.resource, NULL); |
| id_context->pipe->transfer_destroy(id_context->pipe, |
| id_transfer->transfer); |
| FREE(id_transfer); |
| } |
| |