Subversion Repositories Kolibri OS

/*

 * Copyright (c) 2011 Intel Corporation. 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 PRECISION INSIGHT 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 

#include 

#include 

#ifdef IN_LIBVA

# include "va/wayland/va_wayland.h"

#else

# include 

#endif

#include 

static void *open_display(void);

static void close_display(void *win_display);

static int create_window(void *win_display,

             int x, int y, int width, int height);

static int check_window_event(void *win_display, void *drawable,

                  int *width, int *height, int *quit);

struct display;

struct drawable;

static VAStatus

va_put_surface(

    VADisplay           dpy,

    struct drawable    *wl_drawable,

    VASurfaceID         va_surface,

    const VARectangle  *src_rect,

    const VARectangle  *dst_rect,

    const VARectangle  *cliprects,

    unsigned int        num_cliprects,

    unsigned int        flags

);

/* Glue code for the current PutSurface test design */

#define CAST_DRAWABLE(a)  (struct drawable *)(a)

static inline VADisplay

vaGetDisplay(VANativeDisplay native_dpy)

{

    return vaGetDisplayWl(native_dpy);

}

static VAStatus

vaPutSurface(

    VADisplay           dpy,

    VASurfaceID         surface,

    struct drawable    *wl_drawable,

    short               src_x,

    short               src_y,

    unsigned short      src_w,

    unsigned short      src_h,

    short               dst_x,

    short               dst_y,

    unsigned short      dst_w,

    unsigned short      dst_h,

    const VARectangle  *cliprects,

    unsigned int        num_cliprects,

    unsigned int        flags

)

{

    VARectangle src_rect, dst_rect;

    src_rect.x      = src_x;

    src_rect.y      = src_y;

    src_rect.width  = src_w;

    src_rect.height = src_h;

    dst_rect.x      = src_x;

    dst_rect.y      = src_y;

    dst_rect.width  = src_w;

    dst_rect.height = src_h;

    return va_put_surface(dpy, wl_drawable, surface, &src_rect, &dst_rect,

                          cliprects, num_cliprects, flags);

}

#include "putsurface_common.c"

struct display {

    struct wl_display  *display;

    struct wl_compositor *compositor;

    struct wl_shell    *shell;

    struct wl_registry *registry;

    int                 event_fd;

};

struct drawable {

    struct wl_display  *display;

    struct wl_surface  *surface;

    unsigned int        redraw_pending  : 1;

};

static void

frame_redraw_callback(void *data, struct wl_callback *callback, uint32_t time)

{

    struct drawable * const drawable = data;

    drawable->redraw_pending = 0;

    wl_callback_destroy(callback);

}

static const struct wl_callback_listener frame_callback_listener = {

    frame_redraw_callback

};

static VAStatus

va_put_surface(

    VADisplay           dpy,

    struct drawable    *wl_drawable,

    VASurfaceID         va_surface,

    const VARectangle  *src_rect,

    const VARectangle  *dst_rect,

    const VARectangle  *cliprects,

    unsigned int        num_cliprects,

    unsigned int        flags

)

{

    struct display *d;

    struct wl_callback *callback;

    VAStatus va_status;

    struct wl_buffer *buffer;

    if (!wl_drawable)

        return VA_STATUS_ERROR_INVALID_SURFACE;

    d = wl_display_get_user_data(wl_drawable->display);

    if (!d)

        return VA_STATUS_ERROR_INVALID_DISPLAY;

    /* Wait for the previous frame to complete redraw */

    if (wl_drawable->redraw_pending) {

        wl_display_flush(d->display);

        while (wl_drawable->redraw_pending)

            wl_display_dispatch(wl_drawable->display);

    }

    va_status = vaGetSurfaceBufferWl(va_dpy, va_surface, VA_FRAME_PICTURE, &buffer);

    if (va_status != VA_STATUS_SUCCESS)

        return va_status;

    wl_surface_attach(wl_drawable->surface, buffer, 0, 0);

    wl_surface_damage(

        wl_drawable->surface,

        dst_rect->x, dst_rect->y, dst_rect->width, dst_rect->height

    );

    wl_display_flush(d->display);

    wl_drawable->redraw_pending = 1;

    callback = wl_surface_frame(wl_drawable->surface);

    wl_surface_commit(wl_drawable->surface);

    wl_callback_add_listener(callback, &frame_callback_listener, wl_drawable);

    return VA_STATUS_SUCCESS;

}

static void

registry_handle_global(

    void               *data,

    struct wl_registry *registry,

    uint32_t            id,

    const char         *interface,

    uint32_t            version

)

{

    struct display * const d = data;

    if (strcmp(interface, "wl_compositor") == 0)

        d->compositor =

            wl_registry_bind(registry, id, &wl_compositor_interface, 1);

    else if (strcmp(interface, "wl_shell") == 0)

        d->shell = wl_registry_bind(registry, id, &wl_shell_interface, 1);

}

static const struct wl_registry_listener registry_listener = {

    registry_handle_global,

    NULL,

};

static void *

open_display(void)

{

    struct display *d;

    d = calloc(1, sizeof *d);

    if (!d)

        return NULL;

    d->display = wl_display_connect(NULL);

    if (!d->display)

        return NULL;

    wl_display_set_user_data(d->display, d);

    d->registry = wl_display_get_registry(d->display);

    wl_registry_add_listener(d->registry, ®istry_listener, d);

    d->event_fd = wl_display_get_fd(d->display);

    wl_display_dispatch(d->display);

    return d->display;

}

static void

close_display(void *win_display)

{

    struct display * const d = wl_display_get_user_data(win_display);

    if (d->shell) {

        wl_shell_destroy(d->shell);

        d->shell = NULL;

    }

    if (d->compositor) {

        wl_compositor_destroy(d->compositor);

        d->compositor = NULL;

    }

    if (d->display) {

        wl_display_disconnect(d->display);

        d->display = NULL;

    }

    free(d);

}

static int

create_window(void *win_display, int x, int y, int width, int height)

{

    struct wl_display * const display = win_display;

    struct display * const d = wl_display_get_user_data(display);

    struct wl_surface *surface1, *surface2;

    struct wl_shell_surface *shell_surface;

    struct wl_shell_surface *shell_surface_2;

    struct drawable *drawable1, *drawable2;

    surface1 = wl_compositor_create_surface(d->compositor);

    shell_surface = wl_shell_get_shell_surface(d->shell, surface1);

    wl_shell_surface_set_toplevel(shell_surface);

    drawable1 = malloc(sizeof(*drawable1));

    drawable1->display          = display;

    drawable1->surface          = surface1;

    drawable1->redraw_pending   = 0;

    /* global out */

    drawable_thread0 = drawable1;

    if (multi_thread == 0)

        return 0;

    surface2 = wl_compositor_create_surface(d->compositor);

    shell_surface_2 = wl_shell_get_shell_surface(d->shell, surface2);

    wl_shell_surface_set_toplevel(shell_surface_2);

    drawable2 = malloc(sizeof(*drawable2));

    drawable2->display          = display;

    drawable1->surface          = surface2;

    drawable2->redraw_pending   = 0;

    /* global out */

    drawable_thread1 = drawable2;

    return 0;

}

static int

check_window_event(

    void *win_display,

    void *drawable,

    int  *width,

    int  *height,

    int  *quit

)

{

    struct wl_display * const display = win_display;

    struct display * const d = wl_display_get_user_data(display);

    struct timeval tv;

    fd_set rfds;

    int retval;

    if (check_event == 0)

        return 0;

    tv.tv_sec  = 0;

    tv.tv_usec = 0;

    do {

        FD_ZERO(&rfds);

        FD_SET(d->event_fd, &rfds);

        retval = select(d->event_fd + 1, &rfds, NULL, NULL, &tv);

        if (retval < 0) {

            perror("select");

            break;

        }

        if (retval == 1)

            wl_display_dispatch(d->display);

    } while (retval > 0);

#if 0

    /* bail on any focused key press */

    if(event.type == KeyPress) {

        *quit = 1;

        return 0;

    }

#endif

#if 0

    /* rescale the video to fit the window */

    if(event.type == ConfigureNotify) {

        *width = event.xconfigure.width;

        *height = event.xconfigure.height;

        printf("Scale window to %dx%d\n", width, height);

    }

#endif

    return 0;

}