876 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			876 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			C
		
	
	
	
| /*
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|  * Copyright © 2011-2014 Intel Corporation
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|  *
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|  * Permission to use, copy, modify, distribute, and sell this software
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|  * and its documentation for any purpose is hereby granted without
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|  * fee, provided that the above copyright notice appear in all copies
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|  * and that both that copyright notice and this permission notice
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|  * appear in supporting documentation, and that the name of the
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|  * copyright holders not be used in advertising or publicity
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|  * pertaining to distribution of the software without specific,
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|  * written prior permission.  The copyright holders make no
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|  * representations about the suitability of this software for any
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|  * purpose.  It is provided "as is" without express or implied
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|  * 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
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|  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
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|  * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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|  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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|  * SOFTWARE.
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|  */
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| 
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| #include <xwayland-config.h>
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| 
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| #include <randrstr.h>
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| #include <X11/Xatom.h>
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| 
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| #include "xwayland-cvt.h"
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| #include "xwayland-output.h"
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| #include "xwayland-screen.h"
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| #include "xwayland-window.h"
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| 
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| #include "xdg-output-unstable-v1-client-protocol.h"
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| 
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| #define ALL_ROTATIONS (RR_Rotate_0   | \
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|                        RR_Rotate_90  | \
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|                        RR_Rotate_180 | \
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|                        RR_Rotate_270 | \
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|                        RR_Reflect_X  | \
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|                        RR_Reflect_Y)
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| 
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| static void xwl_output_get_xdg_output(struct xwl_output *xwl_output);
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| 
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| static Rotation
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| wl_transform_to_xrandr(enum wl_output_transform transform)
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| {
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|     switch (transform) {
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|     default:
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|     case WL_OUTPUT_TRANSFORM_NORMAL:
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|         return RR_Rotate_0;
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|     case WL_OUTPUT_TRANSFORM_90:
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|         return RR_Rotate_90;
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|     case WL_OUTPUT_TRANSFORM_180:
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|         return RR_Rotate_180;
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|     case WL_OUTPUT_TRANSFORM_270:
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|         return RR_Rotate_270;
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|     case WL_OUTPUT_TRANSFORM_FLIPPED:
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|         return RR_Reflect_X | RR_Rotate_0;
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|     case WL_OUTPUT_TRANSFORM_FLIPPED_90:
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|         return RR_Reflect_X | RR_Rotate_90;
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|     case WL_OUTPUT_TRANSFORM_FLIPPED_180:
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|         return RR_Reflect_X | RR_Rotate_180;
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|     case WL_OUTPUT_TRANSFORM_FLIPPED_270:
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|         return RR_Reflect_X | RR_Rotate_270;
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|     }
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| }
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| 
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| static int
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| wl_subpixel_to_xrandr(int subpixel)
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| {
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|     switch (subpixel) {
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|     default:
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|     case WL_OUTPUT_SUBPIXEL_UNKNOWN:
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|         return SubPixelUnknown;
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|     case WL_OUTPUT_SUBPIXEL_NONE:
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|         return SubPixelNone;
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|     case WL_OUTPUT_SUBPIXEL_HORIZONTAL_RGB:
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|         return SubPixelHorizontalRGB;
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|     case WL_OUTPUT_SUBPIXEL_HORIZONTAL_BGR:
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|         return SubPixelHorizontalBGR;
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|     case WL_OUTPUT_SUBPIXEL_VERTICAL_RGB:
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|         return SubPixelVerticalRGB;
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|     case WL_OUTPUT_SUBPIXEL_VERTICAL_BGR:
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|         return SubPixelVerticalBGR;
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|     }
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| }
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| 
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| static void
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| output_handle_geometry(void *data, struct wl_output *wl_output, int x, int y,
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|                        int physical_width, int physical_height, int subpixel,
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|                        const char *make, const char *model, int transform)
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| {
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|     struct xwl_output *xwl_output = data;
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| 
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|     RROutputSetPhysicalSize(xwl_output->randr_output,
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|                             physical_width, physical_height);
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|     RROutputSetSubpixelOrder(xwl_output->randr_output,
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|                              wl_subpixel_to_xrandr(subpixel));
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| 
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|     /* Apply the change from wl_output only if xdg-output is not supported */
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|     if (!xwl_output->xdg_output) {
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|         xwl_output->x = x;
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|         xwl_output->y = y;
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|     }
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|     xwl_output->rotation = wl_transform_to_xrandr(transform);
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| }
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| 
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| static void
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| output_handle_mode(void *data, struct wl_output *wl_output, uint32_t flags,
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|                    int width, int height, int refresh)
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| {
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|     struct xwl_output *xwl_output = data;
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| 
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|     if (!(flags & WL_OUTPUT_MODE_CURRENT))
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|         return;
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| 
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|     /* Apply the change from wl_output only if xdg-output is not supported */
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|     if (!xwl_output->xdg_output) {
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|         xwl_output->width = width;
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|         xwl_output->height = height;
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|     }
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|     xwl_output->refresh = refresh;
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| }
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| 
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| /**
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|  * Decides on the maximum expanse of an output in logical space (i.e. in the
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|  * Wayland compositor plane) respective to some fix width and height values. The
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|  * function sets the provided values to these maxima on return.
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|  */
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| static inline void
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| output_get_new_size(struct xwl_output *xwl_output, int *width, int *height)
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| {
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|     int output_width, output_height;
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| 
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|     /* When we have xdg-output support the stored size is already rotated. */
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|     if (xwl_output->xdg_output
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|             || (xwl_output->rotation & (RR_Rotate_0 | RR_Rotate_180))) {
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|         output_width = xwl_output->width;
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|         output_height = xwl_output->height;
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|     } else {
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|         output_width = xwl_output->height;
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|         output_height = xwl_output->width;
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|     }
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| 
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|     if (*width < xwl_output->x + output_width)
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|         *width = xwl_output->x + output_width;
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| 
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|     if (*height < xwl_output->y + output_height)
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|         *height = xwl_output->y + output_height;
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| }
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| 
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| static int
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| xwl_set_pixmap_visit_window(WindowPtr window, void *data)
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| {
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|     ScreenPtr screen = window->drawable.pScreen;
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| 
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|     if (screen->GetWindowPixmap(window) == data) {
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|         screen->SetWindowPixmap(window, screen->GetScreenPixmap(screen));
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|         return WT_WALKCHILDREN;
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|     }
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| 
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|     return WT_DONTWALKCHILDREN;
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| }
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| 
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| static void
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| update_backing_pixmaps(struct xwl_screen *xwl_screen, int width, int height)
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| {
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|     ScreenPtr pScreen = xwl_screen->screen;
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|     WindowPtr pRoot = pScreen->root;
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|     PixmapPtr old_pixmap, new_pixmap;
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| 
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|     old_pixmap = pScreen->GetScreenPixmap(pScreen);
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|     new_pixmap = pScreen->CreatePixmap(pScreen, width, height,
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|                                        pScreen->rootDepth,
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|                                        CREATE_PIXMAP_USAGE_BACKING_PIXMAP);
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|     pScreen->SetScreenPixmap(new_pixmap);
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| 
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|     if (old_pixmap) {
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|         TraverseTree(pRoot, xwl_set_pixmap_visit_window, old_pixmap);
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|         pScreen->DestroyPixmap(old_pixmap);
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|     }
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| 
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|     pScreen->ResizeWindow(pRoot, 0, 0, width, height, NULL);
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| }
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| 
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| static void
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| update_screen_size(struct xwl_output *xwl_output, int width, int height)
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| {
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|     struct xwl_screen *xwl_screen = xwl_output->xwl_screen;
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| 
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|     if (xwl_screen->root_clip_mode == ROOT_CLIP_FULL)
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|         SetRootClip(xwl_screen->screen, ROOT_CLIP_NONE);
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| 
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|     if (!xwl_screen->rootless && xwl_screen->screen->root)
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|         update_backing_pixmaps (xwl_screen, width, height);
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| 
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|     xwl_screen->width = width;
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|     xwl_screen->height = height;
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|     xwl_screen->screen->width = width;
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|     xwl_screen->screen->height = height;
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|     xwl_screen->screen->mmWidth = (width * 25.4) / monitorResolution;
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|     xwl_screen->screen->mmHeight = (height * 25.4) / monitorResolution;
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| 
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|     SetRootClip(xwl_screen->screen, xwl_screen->root_clip_mode);
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| 
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|     if (xwl_screen->screen->root) {
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|         BoxRec box = { 0, 0, width, height };
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| 
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|         xwl_screen->screen->root->drawable.width = width;
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|         xwl_screen->screen->root->drawable.height = height;
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|         RegionReset(&xwl_screen->screen->root->winSize, &box);
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|         RRScreenSizeNotify(xwl_screen->screen);
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|     }
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| 
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|     update_desktop_dimensions();
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| }
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| 
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| struct xwl_emulated_mode *
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| xwl_output_get_emulated_mode_for_client(struct xwl_output *xwl_output,
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|                                         ClientPtr client)
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| {
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|     struct xwl_client *xwl_client = xwl_client_get(client);
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|     int i;
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| 
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|     if (!xwl_output)
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|         return NULL;
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| 
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|     for (i = 0; i < XWL_CLIENT_MAX_EMULATED_MODES; i++) {
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|         if (xwl_client->emulated_modes[i].server_output_id ==
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|             xwl_output->server_output_id)
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|             return &xwl_client->emulated_modes[i];
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|     }
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| 
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|     return NULL;
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| }
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| 
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| static void
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| xwl_output_add_emulated_mode_for_client(struct xwl_output *xwl_output,
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|                                         ClientPtr client,
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|                                         RRModePtr mode,
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|                                         Bool from_vidmode)
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| {
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|     struct xwl_client *xwl_client = xwl_client_get(client);
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|     struct xwl_emulated_mode *emulated_mode;
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|     int i;
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| 
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|     emulated_mode = xwl_output_get_emulated_mode_for_client(xwl_output, client);
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|     if (!emulated_mode) {
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|         /* Find a free spot in the emulated modes array */
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|         for (i = 0; i < XWL_CLIENT_MAX_EMULATED_MODES; i++) {
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|             if (xwl_client->emulated_modes[i].server_output_id == 0) {
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|                 emulated_mode = &xwl_client->emulated_modes[i];
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|                 break;
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|             }
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|         }
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|     }
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|     if (!emulated_mode) {
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|         static Bool warned;
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| 
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|         if (!warned) {
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|             ErrorF("Ran out of space for emulated-modes, not adding mode");
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|             warned = TRUE;
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|         }
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| 
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|         return;
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|     }
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| 
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|     emulated_mode->server_output_id = xwl_output->server_output_id;
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|     emulated_mode->width  = mode->mode.width;
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|     emulated_mode->height = mode->mode.height;
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|     emulated_mode->from_vidmode = from_vidmode;
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| }
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| 
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| static void
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| xwl_output_remove_emulated_mode_for_client(struct xwl_output *xwl_output,
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|                                            ClientPtr client)
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| {
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|     struct xwl_emulated_mode *emulated_mode;
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| 
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|     emulated_mode = xwl_output_get_emulated_mode_for_client(xwl_output, client);
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|     if (emulated_mode) {
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|         DebugF("XWAYLAND: xwl_output_remove_emulated_mode: %dx%d\n",
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|                emulated_mode->width, emulated_mode->height);
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|         memset(emulated_mode, 0, sizeof(*emulated_mode));
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|     }
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| }
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| 
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| /* From hw/xfree86/common/xf86DefModeSet.c with some obscure modes dropped */
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| const int32_t xwl_output_fake_modes[][2] = {
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|     /* 4:3 (1.33) */
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|     { 2048, 1536 },
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|     { 1920, 1440 },
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|     { 1600, 1200 },
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|     { 1440, 1080 },
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|     { 1400, 1050 },
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|     { 1280, 1024 }, /* 5:4 (1.25) */
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|     { 1280,  960 },
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|     { 1152,  864 },
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|     { 1024,  768 },
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|     {  800,  600 },
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|     {  640,  480 },
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|     {  320,  240 },
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|     /* 16:10 (1.6) */
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|     { 2560, 1600 },
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|     { 1920, 1200 },
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|     { 1680, 1050 },
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|     { 1440,  900 },
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|     { 1280,  800 },
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|     {  720,  480 }, /* 3:2 (1.5) */
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|     {  640,  400 },
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|     {  320,  200 },
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|     /* 16:9 (1.77) */
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|     { 5120, 2880 },
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|     { 4096, 2304 },
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|     { 3840, 2160 },
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|     { 3200, 1800 },
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|     { 2880, 1620 },
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|     { 2560, 1440 },
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|     { 2048, 1152 },
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|     { 1920, 1080 },
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|     { 1600,  900 },
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|     { 1368,  768 },
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|     { 1280,  720 },
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|     { 1024,  576 },
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|     {  864,  486 },
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|     {  720,  400 },
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|     {  640,  350 },
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| };
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| 
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| /* Build an array with RRModes the first mode is the actual output mode, the
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|  * rest are fake modes from the xwl_output_fake_modes list. We do this for apps
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|  * which want to change resolution when they go fullscreen.
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|  * When an app requests a mode-change, we fake it using WPviewport.
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|  */
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| static RRModePtr *
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| output_get_rr_modes(struct xwl_output *xwl_output,
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|                     int32_t width, int32_t height,
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|                     int *count)
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| {
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|     struct xwl_screen *xwl_screen = xwl_output->xwl_screen;
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|     RRModePtr *rr_modes;
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|     int i;
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| 
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|     rr_modes = xallocarray(ARRAY_SIZE(xwl_output_fake_modes) + 1, sizeof(RRModePtr));
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|     if (!rr_modes)
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|         goto err;
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| 
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|     /* Add actual output mode */
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|     rr_modes[0] = xwayland_cvt(width, height, xwl_output->refresh / 1000.0, 0, 0);
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|     if (!rr_modes[0])
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|         goto err;
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| 
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|     *count = 1;
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| 
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|     if (!xwl_screen_has_resolution_change_emulation(xwl_screen))
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|         return rr_modes;
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| 
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|     /* Add fake modes */
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|     for (i = 0; i < ARRAY_SIZE(xwl_output_fake_modes); i++) {
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|         /* Skip actual output mode, already added */
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|         if (xwl_output_fake_modes[i][0] == width &&
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|             xwl_output_fake_modes[i][1] == height)
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|             continue;
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| 
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|         /* Skip modes which are too big, avoid downscaling */
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|         if (xwl_output_fake_modes[i][0] > width ||
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|             xwl_output_fake_modes[i][1] > height)
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|             continue;
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| 
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|         rr_modes[*count] = xwayland_cvt(xwl_output_fake_modes[i][0],
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|                                         xwl_output_fake_modes[i][1],
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|                                         xwl_output->refresh / 1000.0, 0, 0);
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|         if (!rr_modes[*count])
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|             goto err;
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| 
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|         (*count)++;
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|     }
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| 
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|     return rr_modes;
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| err:
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|     FatalError("Failed to allocate memory for list of RR modes");
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| }
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| 
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| RRModePtr
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| xwl_output_find_mode(struct xwl_output *xwl_output,
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|                      int32_t width, int32_t height)
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| {
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|     RROutputPtr output = xwl_output->randr_output;
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|     int i;
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| 
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|     /* width & height -1 means we want the actual output mode, which is idx 0 */
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|     if (width == -1 && height == -1 && output->modes)
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|         return output->modes[0];
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| 
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|     for (i = 0; i < output->numModes; i++) {
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|         if (output->modes[i]->mode.width == width && output->modes[i]->mode.height == height)
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|             return output->modes[i];
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|     }
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| 
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|     ErrorF("XWAYLAND: mode %dx%d is not available\n", width, height);
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|     return NULL;
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| }
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| 
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| struct xwl_output_randr_emu_prop {
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|     Atom atom;
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|     uint32_t rects[XWL_CLIENT_MAX_EMULATED_MODES][4];
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|     int rect_count;
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| };
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| 
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| static void
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| xwl_output_randr_emu_prop(struct xwl_screen *xwl_screen, ClientPtr client,
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|                           struct xwl_output_randr_emu_prop *prop)
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| {
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|     static const char atom_name[] = "_XWAYLAND_RANDR_EMU_MONITOR_RECTS";
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|     struct xwl_emulated_mode *emulated_mode;
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|     struct xwl_output *xwl_output;
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|     int index = 0;
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| 
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|     prop->atom = MakeAtom(atom_name, strlen(atom_name), TRUE);
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| 
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|     xorg_list_for_each_entry(xwl_output, &xwl_screen->output_list, link) {
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|         emulated_mode = xwl_output_get_emulated_mode_for_client(xwl_output, client);
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|         if (!emulated_mode)
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|             continue;
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| 
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|         prop->rects[index][0] = xwl_output->x;
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|         prop->rects[index][1] = xwl_output->y;
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|         prop->rects[index][2] = emulated_mode->width;
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|         prop->rects[index][3] = emulated_mode->height;
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|         index++;
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|     }
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| 
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|     prop->rect_count = index;
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| }
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| 
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| static void
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| xwl_output_set_randr_emu_prop(WindowPtr window,
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|                               struct xwl_output_randr_emu_prop *prop)
 | |
| {
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|     if (prop->rect_count) {
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|         dixChangeWindowProperty(serverClient, window, prop->atom,
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|                                 XA_CARDINAL, 32, PropModeReplace,
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|                                 prop->rect_count * 4, prop->rects, TRUE);
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|     } else {
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|         DeleteProperty(serverClient, window, prop->atom);
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|     }
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| }
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| 
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| static void
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| xwl_output_set_randr_emu_prop_callback(void *resource, XID id, void *user_data)
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| {
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|     if (xwl_window_is_toplevel(resource))
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|         xwl_output_set_randr_emu_prop(resource, user_data);
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| }
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| 
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| static void
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| xwl_output_set_randr_emu_props(struct xwl_screen *xwl_screen, ClientPtr client)
 | |
| {
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|     struct xwl_output_randr_emu_prop prop = {};
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| 
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|     xwl_output_randr_emu_prop(xwl_screen, client, &prop);
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|     FindClientResourcesByType(client, RT_WINDOW,
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|                               xwl_output_set_randr_emu_prop_callback, &prop);
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| }
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| 
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| void
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| xwl_output_set_window_randr_emu_props(struct xwl_screen *xwl_screen,
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|                                       WindowPtr window)
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| {
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|     struct xwl_output_randr_emu_prop prop = {};
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| 
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|     xwl_output_randr_emu_prop(xwl_screen, wClient(window), &prop);
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|     xwl_output_set_randr_emu_prop(window, &prop);
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| }
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| 
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| void
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| xwl_output_set_emulated_mode(struct xwl_output *xwl_output, ClientPtr client,
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|                              RRModePtr mode, Bool from_vidmode)
 | |
| {
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|     DebugF("XWAYLAND: xwl_output_set_emulated_mode from %s: %dx%d\n",
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|            from_vidmode ? "vidmode" : "randr",
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|            mode->mode.width, mode->mode.height);
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| 
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|     /* modes[0] is the actual (not-emulated) output mode */
 | |
|     if (mode == xwl_output->randr_output->modes[0])
 | |
|         xwl_output_remove_emulated_mode_for_client(xwl_output, client);
 | |
|     else
 | |
|         xwl_output_add_emulated_mode_for_client(xwl_output, client, mode, from_vidmode);
 | |
| 
 | |
|     xwl_screen_check_resolution_change_emulation(xwl_output->xwl_screen);
 | |
| 
 | |
|     xwl_output_set_randr_emu_props(xwl_output->xwl_screen, client);
 | |
| }
 | |
| 
 | |
| static void
 | |
| apply_output_change(struct xwl_output *xwl_output)
 | |
| {
 | |
|     struct xwl_screen *xwl_screen = xwl_output->xwl_screen;
 | |
|     struct xwl_output *it;
 | |
|     int mode_width, mode_height, count;
 | |
|     int width = 0, height = 0, has_this_output = 0;
 | |
|     RRModePtr *randr_modes;
 | |
| 
 | |
|     /* Clear out the "done" received flags */
 | |
|     xwl_output->wl_output_done = FALSE;
 | |
|     xwl_output->xdg_output_done = FALSE;
 | |
| 
 | |
|     /* When we have received an xdg-output for the mode size we might need to
 | |
|      * rotate back the stored logical size it provided.
 | |
|      */
 | |
|     if (xwl_output->xdg_output == NULL
 | |
|         || xwl_output->rotation & (RR_Rotate_0 | RR_Rotate_180)) {
 | |
|         mode_width = xwl_output->width;
 | |
|         mode_height = xwl_output->height;
 | |
|     } else {
 | |
|         mode_width = xwl_output->height;
 | |
|         mode_height = xwl_output->width;
 | |
|     }
 | |
| 
 | |
|     /* Build a fresh modes array using the current refresh rate */
 | |
|     randr_modes = output_get_rr_modes(xwl_output, mode_width, mode_height, &count);
 | |
|     RROutputSetModes(xwl_output->randr_output, randr_modes, count, 1);
 | |
|     RRCrtcNotify(xwl_output->randr_crtc, randr_modes[0],
 | |
|                  xwl_output->x, xwl_output->y,
 | |
|                  xwl_output->rotation, NULL, 1, &xwl_output->randr_output);
 | |
|     /* RROutputSetModes takes ownership of the passed in modes, so we only
 | |
|      * have to free the pointer array.
 | |
|      */
 | |
|     free(randr_modes);
 | |
| 
 | |
|     xorg_list_for_each_entry(it, &xwl_screen->output_list, link) {
 | |
|         /* output done event is sent even when some property
 | |
|          * of output is changed. That means that we may already
 | |
|          * have this output. If it is true, we must not add it
 | |
|          * into the output_list otherwise we'll corrupt it */
 | |
|         if (it == xwl_output)
 | |
|             has_this_output = 1;
 | |
| 
 | |
|         output_get_new_size(it, &width, &height);
 | |
|     }
 | |
| 
 | |
|     if (!has_this_output) {
 | |
|         xorg_list_append(&xwl_output->link, &xwl_screen->output_list);
 | |
| 
 | |
|         /* we did not check this output for new screen size, do it now */
 | |
|         output_get_new_size(xwl_output, &width, &height);
 | |
| 
 | |
| 	--xwl_screen->expecting_event;
 | |
|     }
 | |
| 
 | |
|     update_screen_size(xwl_output, width, height);
 | |
| }
 | |
| 
 | |
| static void
 | |
| output_handle_done(void *data, struct wl_output *wl_output)
 | |
| {
 | |
|     struct xwl_output *xwl_output = data;
 | |
| 
 | |
|     xwl_output->wl_output_done = TRUE;
 | |
|     /* Apply the changes from wl_output only if both "done" events are received,
 | |
|      * if xdg-output is not supported or if xdg-output version is high enough.
 | |
|      */
 | |
|     if (xwl_output->xdg_output_done || !xwl_output->xdg_output ||
 | |
|         zxdg_output_v1_get_version(xwl_output->xdg_output) >= 3)
 | |
|         apply_output_change(xwl_output);
 | |
| }
 | |
| 
 | |
| 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
 | |
| };
 | |
| 
 | |
| static void
 | |
| xdg_output_handle_logical_position(void *data, struct zxdg_output_v1 *xdg_output,
 | |
|                                    int32_t x, int32_t y)
 | |
| {
 | |
|     struct xwl_output *xwl_output = data;
 | |
| 
 | |
|     xwl_output->x = x;
 | |
|     xwl_output->y = y;
 | |
| }
 | |
| 
 | |
| static void
 | |
| xdg_output_handle_logical_size(void *data, struct zxdg_output_v1 *xdg_output,
 | |
|                                int32_t width, int32_t height)
 | |
| {
 | |
|     struct xwl_output *xwl_output = data;
 | |
| 
 | |
|     xwl_output->width = width;
 | |
|     xwl_output->height = height;
 | |
| }
 | |
| 
 | |
| static void
 | |
| xdg_output_handle_done(void *data, struct zxdg_output_v1 *xdg_output)
 | |
| {
 | |
|     struct xwl_output *xwl_output = data;
 | |
| 
 | |
|     xwl_output->xdg_output_done = TRUE;
 | |
|     if (xwl_output->wl_output_done &&
 | |
|         zxdg_output_v1_get_version(xdg_output) < 3)
 | |
|         apply_output_change(xwl_output);
 | |
| }
 | |
| 
 | |
| static void
 | |
| xdg_output_handle_name(void *data, struct zxdg_output_v1 *xdg_output,
 | |
|                        const char *name)
 | |
| {
 | |
| }
 | |
| 
 | |
| static void
 | |
| xdg_output_handle_description(void *data, struct zxdg_output_v1 *xdg_output,
 | |
|                               const char *description)
 | |
| {
 | |
| }
 | |
| 
 | |
| static const struct zxdg_output_v1_listener xdg_output_listener = {
 | |
|     xdg_output_handle_logical_position,
 | |
|     xdg_output_handle_logical_size,
 | |
|     xdg_output_handle_done,
 | |
|     xdg_output_handle_name,
 | |
|     xdg_output_handle_description,
 | |
| };
 | |
| 
 | |
| 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(1, sizeof *xwl_output);
 | |
|     if (xwl_output == NULL) {
 | |
|         ErrorF("%s ENOMEM\n", __func__);
 | |
|         return NULL;
 | |
|     }
 | |
| 
 | |
|     xwl_output->output = wl_registry_bind(xwl_screen->registry, id,
 | |
|                                           &wl_output_interface, 2);
 | |
|     if (!xwl_output->output) {
 | |
|         ErrorF("Failed binding wl_output\n");
 | |
|         goto err;
 | |
|     }
 | |
| 
 | |
|     xwl_output->server_output_id = id;
 | |
|     wl_output_add_listener(xwl_output->output, &output_listener, xwl_output);
 | |
| 
 | |
|     snprintf(name, sizeof name, "XWAYLAND%d", serial++);
 | |
| 
 | |
|     xwl_output->xwl_screen = xwl_screen;
 | |
|     xwl_output->randr_crtc = RRCrtcCreate(xwl_screen->screen, xwl_output);
 | |
|     if (!xwl_output->randr_crtc) {
 | |
|         ErrorF("Failed creating RandR CRTC\n");
 | |
|         goto err;
 | |
|     }
 | |
|     RRCrtcSetRotations (xwl_output->randr_crtc, ALL_ROTATIONS);
 | |
| 
 | |
|     xwl_output->randr_output = RROutputCreate(xwl_screen->screen, name,
 | |
|                                               strlen(name), xwl_output);
 | |
|     if (!xwl_output->randr_output) {
 | |
|         ErrorF("Failed creating RandR Output\n");
 | |
|         goto err;
 | |
|     }
 | |
| 
 | |
|     RRCrtcGammaSetSize(xwl_output->randr_crtc, 256);
 | |
|     RROutputSetCrtcs(xwl_output->randr_output, &xwl_output->randr_crtc, 1);
 | |
|     RROutputSetConnection(xwl_output->randr_output, RR_Connected);
 | |
| 
 | |
|     /* We want the output to be in the list as soon as created so we can
 | |
|      * use it when binding to the xdg-output protocol...
 | |
|      */
 | |
|     xorg_list_append(&xwl_output->link, &xwl_screen->output_list);
 | |
|     --xwl_screen->expecting_event;
 | |
| 
 | |
|     if (xwl_screen->xdg_output_manager)
 | |
|         xwl_output_get_xdg_output(xwl_output);
 | |
| 
 | |
|     return xwl_output;
 | |
| 
 | |
| err:
 | |
|     if (xwl_output->randr_crtc)
 | |
|         RRCrtcDestroy(xwl_output->randr_crtc);
 | |
|     if (xwl_output->output)
 | |
|         wl_output_destroy(xwl_output->output);
 | |
|     free(xwl_output);
 | |
|     return NULL;
 | |
| }
 | |
| 
 | |
| void
 | |
| xwl_output_destroy(struct xwl_output *xwl_output)
 | |
| {
 | |
|     wl_output_destroy(xwl_output->output);
 | |
|     free(xwl_output);
 | |
| }
 | |
| 
 | |
| void
 | |
| xwl_output_remove(struct xwl_output *xwl_output)
 | |
| {
 | |
|     struct xwl_output *it;
 | |
|     struct xwl_screen *xwl_screen = xwl_output->xwl_screen;
 | |
|     int width = 0, height = 0;
 | |
| 
 | |
|     xorg_list_del(&xwl_output->link);
 | |
| 
 | |
|     xorg_list_for_each_entry(it, &xwl_screen->output_list, link)
 | |
|         output_get_new_size(it, &width, &height);
 | |
|     update_screen_size(xwl_output, width, height);
 | |
| 
 | |
|     RRCrtcDestroy(xwl_output->randr_crtc);
 | |
|     RROutputDestroy(xwl_output->randr_output);
 | |
| 
 | |
|     xwl_output_destroy(xwl_output);
 | |
| }
 | |
| 
 | |
| static Bool
 | |
| xwl_randr_get_info(ScreenPtr pScreen, Rotation * rotations)
 | |
| {
 | |
|     *rotations = ALL_ROTATIONS;
 | |
| 
 | |
|     return TRUE;
 | |
| }
 | |
| 
 | |
| #ifdef RANDR_10_INTERFACE
 | |
| static Bool
 | |
| xwl_randr_set_config(ScreenPtr pScreen,
 | |
|                      Rotation rotation, int rate, RRScreenSizePtr pSize)
 | |
| {
 | |
|     return FALSE;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #if RANDR_12_INTERFACE
 | |
| static Bool
 | |
| xwl_randr_screen_set_size(ScreenPtr pScreen,
 | |
|                           CARD16 width,
 | |
|                           CARD16 height,
 | |
|                           CARD32 mmWidth, CARD32 mmHeight)
 | |
| {
 | |
|     return TRUE;
 | |
| }
 | |
| 
 | |
| static Bool
 | |
| xwl_randr_crtc_set(ScreenPtr pScreen,
 | |
|                    RRCrtcPtr crtc,
 | |
|                    RRModePtr new_mode,
 | |
|                    int x,
 | |
|                    int y,
 | |
|                    Rotation rotation,
 | |
|                    int numOutputs, RROutputPtr * outputs)
 | |
| {
 | |
|     struct xwl_output *xwl_output = crtc->devPrivate;
 | |
|     RRModePtr mode;
 | |
| 
 | |
|     if (new_mode) {
 | |
|         mode = xwl_output_find_mode(xwl_output,
 | |
|                                     new_mode->mode.width,
 | |
|                                     new_mode->mode.height);
 | |
|     } else {
 | |
|         mode = xwl_output_find_mode(xwl_output, -1, -1);
 | |
|     }
 | |
|     if (!mode)
 | |
|         return FALSE;
 | |
| 
 | |
|     xwl_output_set_emulated_mode(xwl_output, GetCurrentClient(), mode, FALSE);
 | |
| 
 | |
|     /* A real randr implementation would call:
 | |
|      * RRCrtcNotify(xwl_output->randr_crtc, mode, xwl_output->x, xwl_output->y,
 | |
|      *              xwl_output->rotation, NULL, 1, &xwl_output->randr_output);
 | |
|      * here to update the mode reported to clients querying the randr settings
 | |
|      * but that influences *all* clients and we do randr mode change emulation
 | |
|      * on a per client basis. So we just return success here.
 | |
|      */
 | |
| 
 | |
|     return TRUE;
 | |
| }
 | |
| 
 | |
| static Bool
 | |
| xwl_randr_crtc_set_gamma(ScreenPtr pScreen, RRCrtcPtr crtc)
 | |
| {
 | |
|     return TRUE;
 | |
| }
 | |
| 
 | |
| static Bool
 | |
| xwl_randr_crtc_get_gamma(ScreenPtr pScreen, RRCrtcPtr crtc)
 | |
| {
 | |
|     return TRUE;
 | |
| }
 | |
| 
 | |
| static Bool
 | |
| xwl_randr_output_set_property(ScreenPtr pScreen,
 | |
|                               RROutputPtr output,
 | |
|                               Atom property,
 | |
|                               RRPropertyValuePtr value)
 | |
| {
 | |
|     return TRUE;
 | |
| }
 | |
| 
 | |
| static Bool
 | |
| xwl_output_validate_mode(ScreenPtr pScreen,
 | |
|                          RROutputPtr output,
 | |
|                          RRModePtr mode)
 | |
| {
 | |
|     return TRUE;
 | |
| }
 | |
| 
 | |
| static void
 | |
| xwl_randr_mode_destroy(ScreenPtr pScreen, RRModePtr mode)
 | |
| {
 | |
|     return;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| Bool
 | |
| xwl_screen_init_output(struct xwl_screen *xwl_screen)
 | |
| {
 | |
|     rrScrPrivPtr rp;
 | |
| 
 | |
|     if (!RRScreenInit(xwl_screen->screen))
 | |
|         return FALSE;
 | |
| 
 | |
|     RRScreenSetSizeRange(xwl_screen->screen, 16, 16, 32767, 32767);
 | |
| 
 | |
|     rp = rrGetScrPriv(xwl_screen->screen);
 | |
|     rp->rrGetInfo = xwl_randr_get_info;
 | |
| 
 | |
| #if RANDR_10_INTERFACE
 | |
|     rp->rrSetConfig = xwl_randr_set_config;
 | |
| #endif
 | |
| 
 | |
| #if RANDR_12_INTERFACE
 | |
|     rp->rrScreenSetSize = xwl_randr_screen_set_size;
 | |
|     rp->rrCrtcSet = xwl_randr_crtc_set;
 | |
|     rp->rrCrtcSetGamma = xwl_randr_crtc_set_gamma;
 | |
|     rp->rrCrtcGetGamma = xwl_randr_crtc_get_gamma;
 | |
|     rp->rrOutputSetProperty = xwl_randr_output_set_property;
 | |
|     rp->rrOutputValidateMode = xwl_output_validate_mode;
 | |
|     rp->rrModeDestroy = xwl_randr_mode_destroy;
 | |
| #endif
 | |
| 
 | |
|     return TRUE;
 | |
| }
 | |
| 
 | |
| static void
 | |
| xwl_output_get_xdg_output(struct xwl_output *xwl_output)
 | |
| {
 | |
|     struct xwl_screen *xwl_screen = xwl_output->xwl_screen;
 | |
| 
 | |
|     xwl_output->xdg_output =
 | |
|         zxdg_output_manager_v1_get_xdg_output (xwl_screen->xdg_output_manager,
 | |
|                                                xwl_output->output);
 | |
| 
 | |
|     zxdg_output_v1_add_listener(xwl_output->xdg_output,
 | |
|                                 &xdg_output_listener,
 | |
|                                 xwl_output);
 | |
| }
 | |
| 
 | |
| void
 | |
| xwl_screen_init_xdg_output(struct xwl_screen *xwl_screen)
 | |
| {
 | |
|     struct xwl_output *it;
 | |
| 
 | |
|     assert(xwl_screen->xdg_output_manager);
 | |
| 
 | |
|     xorg_list_for_each_entry(it, &xwl_screen->output_list, link)
 | |
|         xwl_output_get_xdg_output(it);
 | |
| }
 |