mirror of
https://github.com/hyprwm/wlroots-hyprland.git
synced 2024-11-26 22:55:58 +01:00
5d1ba0f446
This reverts commit01f903874band re-applies commitee5f98ad49. Updates: https://github.com/swaywm/wlroots/issues/1640 (Atomic output updates issue) See also: https://github.com/swaywm/wlroots/pull/1762 (Atomic output updates original PR) See also: https://github.com/swaywm/wlroots/issues/1780 (Issue caused by atomic output updates) See also: https://github.com/swaywm/sway/issues/4419 (Issue caused by atomic output updates) See also: https://github.com/swaywm/wlroots/pull/1781 (Revert PR)
331 lines
10 KiB
C
331 lines
10 KiB
C
#include <assert.h>
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#include <EGL/egl.h>
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#include <EGL/eglext.h>
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#include <stdlib.h>
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#include <wayland-server-core.h>
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#include <wlr/types/wlr_output.h>
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#include <wlr/interfaces/wlr_output.h>
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#include <wlr/util/log.h>
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#include <wlr/render/wlr_renderer.h>
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#include "backend/rdp.h"
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#include "util/signal.h"
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static struct wlr_rdp_output *rdp_output_from_output(
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struct wlr_output *wlr_output) {
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assert(wlr_output_is_rdp(wlr_output));
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return (struct wlr_rdp_output *)wlr_output;
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}
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static EGLSurface egl_create_surface(struct wlr_egl *egl, unsigned int width,
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unsigned int height) {
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EGLint attribs[] = {
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EGL_WIDTH, width,
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EGL_HEIGHT, height,
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EGL_NONE,
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};
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EGLSurface surf = eglCreatePbufferSurface(egl->display, egl->config, attribs);
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if (surf == EGL_NO_SURFACE) {
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wlr_log(WLR_ERROR, "Failed to create EGL surface");
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return EGL_NO_SURFACE;
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}
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return surf;
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}
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static bool output_set_custom_mode(struct wlr_output *wlr_output, int32_t width,
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int32_t height, int32_t refresh) {
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struct wlr_rdp_output *output =
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rdp_output_from_output(wlr_output);
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struct wlr_rdp_backend *backend = output->backend;
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if (refresh <= 0) {
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refresh = 60 * 1000; // 60 Hz
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}
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wlr_egl_destroy_surface(&backend->egl, output->egl_surface);
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output->egl_surface = egl_create_surface(&backend->egl, width, height);
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if (output->egl_surface == EGL_NO_SURFACE) {
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wlr_log(WLR_ERROR, "Failed to recreate EGL surface");
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wlr_output_destroy(wlr_output);
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return false;
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}
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output->frame_delay = 1000000 / refresh;
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if (output->shadow_surface) {
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pixman_image_unref(output->shadow_surface);
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}
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output->shadow_surface = pixman_image_create_bits(PIXMAN_x8r8g8b8,
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width, height, NULL, width * 4);
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wlr_output_update_custom_mode(&output->wlr_output, width, height, refresh);
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return true;
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}
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static bool output_attach_render(struct wlr_output *wlr_output,
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int *buffer_age) {
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struct wlr_rdp_output *output =
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rdp_output_from_output(wlr_output);
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return wlr_egl_make_current(&output->backend->egl, output->egl_surface,
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buffer_age);
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}
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static bool rfx_swap_buffers(
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struct wlr_rdp_output *output, pixman_region32_t *damage) {
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if (!pixman_region32_not_empty(damage)) {
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return true;
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}
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struct wlr_rdp_peer_context *context = output->context;
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freerdp_peer *peer = context->peer;
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rdpUpdate *update = peer->update;
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Stream_Clear(context->encode_stream);
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Stream_SetPosition(context->encode_stream, 0);
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int width = damage->extents.x2 - damage->extents.x1;
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int height = damage->extents.y2 - damage->extents.y1;
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SURFACE_BITS_COMMAND cmd;
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cmd.skipCompression = TRUE;
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cmd.destLeft = damage->extents.x1;
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cmd.destTop = damage->extents.y1;
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cmd.destRight = damage->extents.x2;
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cmd.destBottom = damage->extents.y2;
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cmd.bmp.bpp = pixman_image_get_depth(output->shadow_surface);
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cmd.bmp.codecID = peer->settings->RemoteFxCodecId;
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cmd.bmp.width = width;
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cmd.bmp.height = height;
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uint32_t *ptr = pixman_image_get_data(output->shadow_surface) +
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damage->extents.x1 + damage->extents.y1 *
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(pixman_image_get_stride(output->shadow_surface) / sizeof(uint32_t));
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RFX_RECT *rfx_rect;
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int nrects;
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pixman_box32_t *rects =
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pixman_region32_rectangles(damage, &nrects);
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rfx_rect = realloc(context->rfx_rects, nrects * sizeof(*rfx_rect));
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if (rfx_rect == NULL) {
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wlr_log(WLR_ERROR, "RDP swap buffers failed: could not realloc rects");
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return false;
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}
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context->rfx_rects = rfx_rect;
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for (int i = 0; i < nrects; ++i) {
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pixman_box32_t *region = &rects[i];
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rfx_rect = &context->rfx_rects[i];
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rfx_rect->x = region->x1 - damage->extents.x1;
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rfx_rect->y = region->y1 - damage->extents.y1;
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rfx_rect->width = region->x2 - region->x1;
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rfx_rect->height = region->y2 - region->y1;
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}
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rfx_compose_message(context->rfx_context, context->encode_stream,
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context->rfx_rects, nrects, (BYTE *)ptr, width, height,
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pixman_image_get_stride(output->shadow_surface));
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cmd.bmp.bitmapDataLength = Stream_GetPosition(context->encode_stream);
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cmd.bmp.bitmapData = Stream_Buffer(context->encode_stream);
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update->SurfaceBits(update->context, &cmd);
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return true;
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}
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static bool nsc_swap_buffers(
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struct wlr_rdp_output *output, pixman_region32_t *damage) {
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struct wlr_rdp_peer_context *context = output->context;
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freerdp_peer *peer = context->peer;
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rdpUpdate *update = peer->update;
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Stream_Clear(context->encode_stream);
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Stream_SetPosition(context->encode_stream, 0);
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int width = damage->extents.x2 - damage->extents.x1;
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int height = damage->extents.y2 - damage->extents.y1;
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SURFACE_BITS_COMMAND cmd;
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cmd.skipCompression = TRUE;
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cmd.destLeft = damage->extents.x1;
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cmd.destTop = damage->extents.y1;
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cmd.destRight = damage->extents.x2;
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cmd.destBottom = damage->extents.y2;
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cmd.bmp.bpp = pixman_image_get_depth(output->shadow_surface);
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cmd.bmp.codecID = peer->settings->NSCodecId;
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cmd.bmp.width = width;
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cmd.bmp.height = height;
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uint32_t *ptr = pixman_image_get_data(output->shadow_surface) +
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damage->extents.x1 + damage->extents.y1 *
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(pixman_image_get_stride(output->shadow_surface) / sizeof(uint32_t));
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nsc_compose_message(context->nsc_context, context->encode_stream,
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(BYTE *)ptr, width, height,
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pixman_image_get_stride(output->shadow_surface));
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cmd.bmp.bitmapDataLength = Stream_GetPosition(context->encode_stream);
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cmd.bmp.bitmapData = Stream_Buffer(context->encode_stream);
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update->SurfaceBits(update->context, &cmd);
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return true;
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}
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static bool output_commit_buffer(struct wlr_rdp_output *output) {
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struct wlr_output *wlr_output = &output->wlr_output;
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bool ret = false;
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pixman_region32_t output_region;
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pixman_region32_init(&output_region);
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pixman_region32_union_rect(&output_region, &output_region,
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0, 0, wlr_output->width, wlr_output->height);
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pixman_region32_t *damage = &output_region;
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if (wlr_output->pending.committed & WLR_OUTPUT_STATE_DAMAGE) {
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damage = &wlr_output->pending.damage;
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}
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int x = damage->extents.x1;
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int y = damage->extents.y1;
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int width = damage->extents.x2 - damage->extents.x1;
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int height = damage->extents.y2 - damage->extents.y1;
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// Update shadow buffer
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struct wlr_renderer *renderer =
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wlr_backend_get_renderer(&output->backend->backend);
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// TODO performance: add support for flags
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ret = wlr_renderer_read_pixels(renderer, WL_SHM_FORMAT_XRGB8888,
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NULL, pixman_image_get_stride(output->shadow_surface),
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width, height, x, y, x, y,
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pixman_image_get_data(output->shadow_surface));
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if (!ret) {
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goto out;
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}
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// Send along to clients
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rdpSettings *settings = output->context->peer->settings;
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if (settings->RemoteFxCodec) {
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ret = rfx_swap_buffers(output, damage);
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} else if (settings->NSCodec) {
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ret = nsc_swap_buffers(output, damage);
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} else {
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// This would perform like ass so why bother
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wlr_log(WLR_ERROR, "Raw updates are not supported; use rfx or nsc");
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ret = false;
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}
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if (!ret) {
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goto out;
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}
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wlr_output_send_present(wlr_output, NULL);
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out:
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pixman_region32_fini(&output_region);
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return ret;
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}
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static bool output_commit(struct wlr_output *wlr_output) {
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struct wlr_rdp_output *output = rdp_output_from_output(wlr_output);
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if (wlr_output->pending.committed & WLR_OUTPUT_STATE_ENABLED) {
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wlr_log(WLR_DEBUG, "Cannot disable an RDP output");
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return false;
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}
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if (wlr_output->pending.committed & WLR_OUTPUT_STATE_MODE) {
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assert(wlr_output->pending.mode_type == WLR_OUTPUT_STATE_MODE_CUSTOM);
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if (!output_set_custom_mode(wlr_output,
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wlr_output->pending.custom_mode.width,
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wlr_output->pending.custom_mode.height,
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wlr_output->pending.custom_mode.refresh)) {
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return false;
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}
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}
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if (wlr_output->pending.committed & WLR_OUTPUT_STATE_BUFFER) {
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if (!output_commit_buffer(output)) {
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return false;
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}
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}
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return true;
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}
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static void output_destroy(struct wlr_output *wlr_output) {
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struct wlr_rdp_output *output =
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rdp_output_from_output(wlr_output);
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if (output->frame_timer) {
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wl_event_source_remove(output->frame_timer);
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}
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wlr_egl_destroy_surface(&output->backend->egl, output->egl_surface);
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if (output->shadow_surface) {
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pixman_image_unref(output->shadow_surface);
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}
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free(output);
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}
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static const struct wlr_output_impl output_impl = {
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.destroy = output_destroy,
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.attach_render = output_attach_render,
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.commit = output_commit,
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};
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bool wlr_output_is_rdp(struct wlr_output *wlr_output) {
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return wlr_output->impl == &output_impl;
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}
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static int signal_frame(void *data) {
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struct wlr_rdp_output *output = data;
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wlr_output_send_frame(&output->wlr_output);
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wl_event_source_timer_update(output->frame_timer, output->frame_delay);
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return 0;
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}
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struct wlr_rdp_output *wlr_rdp_output_create(struct wlr_rdp_backend *backend,
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struct wlr_rdp_peer_context *context, unsigned int width,
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unsigned int height) {
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struct wlr_rdp_output *output =
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calloc(1, sizeof(struct wlr_rdp_output));
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if (output == NULL) {
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wlr_log(WLR_ERROR, "Failed to allocate wlr_rdp_output");
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return NULL;
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}
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output->backend = backend;
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output->context = context;
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wlr_output_init(&output->wlr_output, &backend->backend, &output_impl,
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backend->display);
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struct wlr_output *wlr_output = &output->wlr_output;
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output->egl_surface = egl_create_surface(&backend->egl, width, height);
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if (output->egl_surface == EGL_NO_SURFACE) {
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wlr_log(WLR_ERROR, "Failed to create EGL surface");
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goto error;
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}
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output_set_custom_mode(wlr_output, width, height, 0);
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strncpy(wlr_output->make, "RDP", sizeof(wlr_output->make));
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strncpy(wlr_output->model, "RDP", sizeof(wlr_output->model));
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snprintf(wlr_output->name, sizeof(wlr_output->name), "RDP-%d",
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wl_list_length(&backend->clients));
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char description[128];
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snprintf(description, sizeof(description),
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"RDP output %d", wl_list_length(&backend->clients));
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wlr_output_set_description(wlr_output, description);
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if (!wlr_egl_make_current(&output->backend->egl, output->egl_surface,
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NULL)) {
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goto error;
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}
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wlr_renderer_begin(backend->renderer, wlr_output->width, wlr_output->height);
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wlr_renderer_clear(backend->renderer, (float[]){ 1.0, 1.0, 1.0, 1.0 });
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wlr_renderer_end(backend->renderer);
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struct wl_event_loop *ev = wl_display_get_event_loop(backend->display);
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output->frame_timer = wl_event_loop_add_timer(ev, signal_frame, output);
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wl_event_source_timer_update(output->frame_timer, output->frame_delay);
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wlr_output_update_enabled(wlr_output, true);
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wlr_signal_emit_safe(&backend->backend.events.new_output, wlr_output);
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return output;
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error:
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wlr_output_destroy(&output->wlr_output);
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return NULL;
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}
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