xwayland-output.c 6.73 KB
Newer Older
Kristian H. Kristensen's avatar
Kristian H. Kristensen committed
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226
/*
 * Copyright © 2011-2014 Intel Corporation
 *
 * Permission to use, copy, modify, distribute, and sell this software
 * and its documentation for any purpose is hereby granted without
 * fee, provided that the above copyright notice appear in all copies
 * and that both that copyright notice and this permission notice
 * appear in supporting documentation, and that the name of the
 * copyright holders not be used in advertising or publicity
 * pertaining to distribution of the software without specific,
 * written prior permission.  The copyright holders make no
 * representations about the suitability of this software for any
 * purpose.  It is provided "as is" without express or implied
 * warranty.
 *
 * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
 * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
 * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
 * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
 * SOFTWARE.
 */

#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif

#include "xwayland.h"
#include <randrstr.h>

static Rotation
wl_transform_to_xrandr(enum wl_output_transform transform)
{
    switch (transform) {
    default:
    case WL_OUTPUT_TRANSFORM_NORMAL:
        return RR_Rotate_0;
    case WL_OUTPUT_TRANSFORM_90:
        return RR_Rotate_90;
    case WL_OUTPUT_TRANSFORM_180:
        return RR_Rotate_180;
    case WL_OUTPUT_TRANSFORM_270:
        return RR_Rotate_270;
    case WL_OUTPUT_TRANSFORM_FLIPPED:
        return RR_Reflect_X | RR_Rotate_0;
    case WL_OUTPUT_TRANSFORM_FLIPPED_90:
        return RR_Reflect_X | RR_Rotate_90;
    case WL_OUTPUT_TRANSFORM_FLIPPED_180:
        return RR_Reflect_X | RR_Rotate_180;
    case WL_OUTPUT_TRANSFORM_FLIPPED_270:
        return RR_Reflect_X | RR_Rotate_270;
    }
}

static int
wl_subpixel_to_xrandr(int subpixel)
{
    switch (subpixel) {
    default:
    case WL_OUTPUT_SUBPIXEL_UNKNOWN:
        return SubPixelUnknown;
    case WL_OUTPUT_SUBPIXEL_NONE:
        return SubPixelNone;
    case WL_OUTPUT_SUBPIXEL_HORIZONTAL_RGB:
        return SubPixelHorizontalRGB;
    case WL_OUTPUT_SUBPIXEL_HORIZONTAL_BGR:
        return SubPixelHorizontalBGR;
    case WL_OUTPUT_SUBPIXEL_VERTICAL_RGB:
        return SubPixelVerticalRGB;
    case WL_OUTPUT_SUBPIXEL_VERTICAL_BGR:
        return SubPixelVerticalBGR;
    }
}

static void
output_handle_geometry(void *data, struct wl_output *wl_output, int x, int y,
                       int physical_width, int physical_height, int subpixel,
                       const char *make, const char *model, int transform)
{
    struct xwl_output *xwl_output = data;

    RROutputSetPhysicalSize(xwl_output->randr_output,
                            physical_width, physical_height);
    RROutputSetSubpixelOrder(xwl_output->randr_output,
                             wl_subpixel_to_xrandr(subpixel));
    xwl_output->x = x;
    xwl_output->y = y;

    xwl_output->rotation = wl_transform_to_xrandr(transform);
}

static void
output_handle_mode(void *data, struct wl_output *wl_output, uint32_t flags,
                   int width, int height, int refresh)
{
    struct xwl_output *xwl_output = data;
    RRModePtr randr_mode;

    if (!(flags & WL_OUTPUT_MODE_CURRENT))
        return;

    xwl_output->width = width;
    xwl_output->height = height;

    randr_mode = xwayland_cvt(width, height, refresh / 1000.0, 0, 0);

    RROutputSetModes(xwl_output->randr_output, &randr_mode, 1, 1);

    RRCrtcNotify(xwl_output->randr_crtc, randr_mode,
                 xwl_output->x, xwl_output->y,
                 xwl_output->rotation, NULL, 1, &xwl_output->randr_output);
}

static void
output_handle_done(void *data, struct wl_output *wl_output)
{
    struct xwl_output *xwl_output = data;
    struct xwl_screen *xwl_screen = xwl_output->xwl_screen;
    int width, height;

    xorg_list_append(&xwl_output->link, &xwl_screen->output_list);

    width = 0;
    height = 0;
    xorg_list_for_each_entry(xwl_output, &xwl_screen->output_list, link) {
        if (width < xwl_output->x + xwl_output->width)
            width = xwl_output->x + xwl_output->width;
        if (height < xwl_output->y + xwl_output->height)
            height = xwl_output->y + xwl_output->height;
    }

    xwl_screen->width = width;
    xwl_screen->height = height;
    RRScreenSizeNotify(xwl_screen->screen);

    xwl_screen->expecting_event--;
}

static void
output_handle_scale(void *data, struct wl_output *wl_output, int32_t factor)
{
}

static const struct wl_output_listener output_listener = {
    output_handle_geometry,
    output_handle_mode,
    output_handle_done,
    output_handle_scale
};

struct xwl_output *
xwl_output_create(struct xwl_screen *xwl_screen, uint32_t id)
{
    struct xwl_output *xwl_output;
    static int serial;
    char name[256];

    xwl_output = calloc(sizeof *xwl_output, 1);
    if (xwl_output == NULL) {
        ErrorF("create_output ENOMEM");
        return NULL;
    }

    xwl_output->output = wl_registry_bind(xwl_screen->registry, id,
                                          &wl_output_interface, 2);
    wl_output_add_listener(xwl_output->output, &output_listener, xwl_output);

    if (snprintf(name, sizeof name, "XWAYLAND%d", serial++) < 0) {
        ErrorF("create_output ENOMEM");
        free(xwl_output);
        return NULL;
    }

    xwl_output->xwl_screen = xwl_screen;
    xwl_output->randr_crtc = RRCrtcCreate(xwl_screen->screen, xwl_output);
    xwl_output->randr_output = RROutputCreate(xwl_screen->screen, name,
                                              strlen(name), xwl_output);
    RRCrtcGammaSetSize(xwl_output->randr_crtc, 256);
    RROutputSetCrtcs(xwl_output->randr_output, &xwl_output->randr_crtc, 1);
    RROutputSetConnection(xwl_output->randr_output, RR_Connected);

    return xwl_output;
}

void
xwl_output_destroy(struct xwl_output *xwl_output)
{
    wl_output_destroy(xwl_output->output);
    RRCrtcDestroy(xwl_output->randr_crtc);
    RROutputDestroy(xwl_output->randr_output);
    free(xwl_output);
}

static Bool
xwl_randr_get_info(ScreenPtr pScreen, Rotation * rotations)
{
    *rotations = 0;

    return TRUE;
}

static Bool
xwl_randr_set_config(ScreenPtr pScreen,
                     Rotation rotation, int rate, RRScreenSizePtr pSize)
{
    return FALSE;
}

Bool
xwl_screen_init_output(struct xwl_screen *xwl_screen)
{
    rrScrPrivPtr rp;

    if (!RRScreenInit(xwl_screen->screen))
        return FALSE;

    RRScreenSetSizeRange(xwl_screen->screen, 320, 200, 8192, 8192);

    rp = rrGetScrPriv(xwl_screen->screen);
    rp->rrGetInfo = xwl_randr_get_info;
    rp->rrSetConfig = xwl_randr_set_config;

    return TRUE;
}