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Viewing changes to hybris/egl/platforms/common/server_wlegl_buffer.cpp

  • Committer: Package Import Robot
  • Author(s): Ricardo Salveti de Araujo
  • Date: 2013-06-04 07:33:11 UTC
  • Revision ID: package-import@ubuntu.com-20130604073311-20ldi2hm1axkvjl1
Tags: upstream-0.1.0+git20130601+dfb2e26
Import upstream version 0.1.0+git20130601+dfb2e26

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hybris/egl/platforms/common/server_wlegl_buffer.cpp
 
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/*
 
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 * Copyright © 2012 Collabora, Ltd.
 
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 *
 
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 * Permission to use, copy, modify, distribute, and sell this software and
 
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 * its documentation for any purpose is hereby granted without fee, provided
 
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 * that the above copyright notice appear in all copies and that both that
 
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 * copyright notice and this permission notice appear in supporting
 
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 * documentation, and that the name of the copyright holders not be used in
 
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 * advertising or publicity pertaining to distribution of the software
 
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 * without specific, written prior permission.  The copyright holders make
 
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 * no representations about the suitability of this software for any
 
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 * purpose.  It is provided "as is" without express or implied warranty.
 
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 *
 
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 * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
 
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 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
 
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 * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
 
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 * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
 
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 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
 
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 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 
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 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
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 */
 
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#include <cstring>
 
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#include <cassert>
 
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#include "server_wlegl_buffer.h"
 
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#include "server_wlegl_private.h"
 
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static void
 
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destroy(struct wl_client *client, struct wl_resource *resource)
 
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{
 
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        wl_resource_destroy(resource);
 
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}
 
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static const struct wl_buffer_interface server_wlegl_buffer_impl = {
 
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        destroy
 
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};
 
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server_wlegl_buffer *
 
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server_wlegl_buffer_from(struct wl_buffer *buffer)
 
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{
 
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        if (buffer->resource.object.implementation !=
 
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            (void (**)(void)) &server_wlegl_buffer_impl)
 
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                return NULL;
 
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        return container_of(buffer, server_wlegl_buffer, base);
 
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}
 
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static void
 
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server_wlegl_buffer_dtor(struct wl_resource *resource)
 
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{
 
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        struct wl_buffer *base =
 
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                reinterpret_cast<struct wl_buffer*>(resource->data);
 
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        server_wlegl_buffer *buffer = server_wlegl_buffer_from(base);
 
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        buffer->buf->common.decRef(&buffer->buf->common);
 
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        delete buffer;
 
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}
 
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server_wlegl_buffer *
 
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server_wlegl_buffer_create(uint32_t id,
 
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                           int32_t width,
 
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                           int32_t height,
 
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                           int32_t stride,
 
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                           int32_t format,
 
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                           int32_t usage,
 
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                           buffer_handle_t handle,
 
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                           server_wlegl *wlegl)
 
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{
 
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        server_wlegl_buffer *buffer = new server_wlegl_buffer;
 
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        int ret;
 
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        memset(buffer, 0, sizeof(*buffer));
 
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        buffer->wlegl = wlegl;
 
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        buffer->base.resource.object.id = id;
 
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        buffer->base.resource.object.interface = &wl_buffer_interface;
 
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        buffer->base.resource.object.implementation =
 
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                (void (**)(void)) &server_wlegl_buffer_impl;
 
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        buffer->base.resource.data = &buffer->base;
 
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        buffer->base.resource.destroy = server_wlegl_buffer_dtor;
 
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        buffer->base.width = width;
 
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        buffer->base.height = height;
 
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        ret = wlegl->gralloc->registerBuffer(wlegl->gralloc, handle);
 
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        if (ret) {
 
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                delete buffer;
 
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                return NULL;
 
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        }
 
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        buffer->buf = new RemoteWindowBuffer(
 
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                width, height, stride, format, usage, handle, wlegl->gralloc);
 
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        buffer->buf->common.incRef(&buffer->buf->common);
 
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        return buffer;
 
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}
 
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RemoteWindowBuffer::~RemoteWindowBuffer()
 
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{
 
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        this->m_gralloc->unregisterBuffer(this->m_gralloc, this->handle);
 
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        native_handle_close(this->handle);
 
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        native_handle_delete(const_cast<native_handle_t*>(this->handle)); 
 
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}